WO2021196840A1 - Adapter - Google Patents

Abstract

The present application provides an adapter. The adapter comprises a body, a pin, a protective cover, and a transmission mechanism. The body is provided with an end portion. The pin is slidably connected to the end portion, and can stretch and retract with respect to the end portion. The protective cover is rotatably or slidably connected to the end portion, and can be open or closed with respect to the end portion. The transmission mechanism is connected to the protective cover and the pin, and is used for transmitting the rotating or sliding torque of the protective cover to the pin and enabling the pin to stretch and retract with respect to the end portion. The transmission mechanism of the adapter transmits the torque of the protective cover to the pin and enables the pin to stretch and retract with respect to the end portion, thereby solving the problems that, conventionally, the position of the pin is fixed, the pin is easy to wear, and the pin easily pierces other articles.

Description

adapter Technical field

This application relates to electronic technology, in particular to an adapter.

Background technique

At present, most electronic devices need to be used with adapters. At present, most of the adapters have exposed pins so that the pins can be plugged into the socket and be electrically connected. However, the position of the traditional prongs is often fixed. Such prongs are easy to wear and pierce other objects at the same time.

Summary of the invention

The present application provides an adapter. The transmission mechanism of the adapter transmits the torque of the protective cover to the pins, and enables the pins to expand and contract with respect to the end, which solves the problem that the position of the pins is fixed, easy to wear, and easy to wear. The problem of piercing other objects.

In this embodiment, the adapter includes a main body, pins, a protective cover, and a transmission mechanism. The main body is provided with an end. The pin is slidably connected to the end and can be telescopic relative to the end. The protective cover is rotatably or slidably connected to the end, and can be opened or closed relative to the end. The transmission mechanism is connected to the protective cover and the pins for transmitting the rotation or sliding moment of the protective cover to the pins and causes the pins to expand and contract with respect to the end.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present application more clearly, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, without creative work, other drawings can be obtained from these drawings.

FIG. 1 is a schematic diagram of a three-dimensional structure of an adapter provided by an embodiment of the application in a first state.

FIG. 2 is a schematic diagram of the three-dimensional structure of the adapter provided by an embodiment of the application in a second state.

FIG. 3 is a schematic side view of the structure of the adapter provided by an embodiment of the application in the first state.

FIG. 4 is a schematic side view of the structure of the adapter in a second state according to an embodiment of the application.

FIG. 5 is a schematic side view of the structure of the adapter provided by an embodiment of the application in the third state.

FIG. 6 is a schematic side view of the structure of the adapter in the second state according to another embodiment of the application.

FIG. 7 is a schematic side view of the structure of the adapter in the second state according to another embodiment of this application.

FIG. 8 is a schematic front view of the structure of the adapter in the second state according to another embodiment of the application.

Fig. 9 is a schematic cross-sectional view of Fig. 8 along the line I-I.

Fig. 10 is a partially enlarged schematic diagram of the structure at II in Fig. 9.

FIG. 11 is a schematic diagram of the three-dimensional structure of the adaptor in the first state according to another embodiment of this application.

FIG. 12 is a schematic diagram of the three-dimensional structure of the adapter in the second state according to another embodiment of this application.

FIG. 13 is a schematic front view of the structure of the adapter in the second state according to another embodiment of this application.

Fig. 14 is a schematic cross-sectional view of the structure taken along the line III-III in Fig. 13.

Fig. 15 is a partially enlarged schematic view of the structure of Fig. 14 in IV.

FIG. 16 is a schematic side view of the structure of the adapter in the second state according to another embodiment of this application.

FIG. 17 is a schematic top view of the structure of the adapter provided by another embodiment of the present application.

Fig. 18 is a schematic sectional view of the structure along the line V-V in Fig. 17.

Detailed ways

The following describes the technical solutions in the embodiments of the present application in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all of them. Based on the implementation manners in this application, all other implementation manners obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of this application.

The present application provides an adapter. The adapter includes a main body, a pin, a protective cover, and a transmission mechanism. The main body is provided with an end. The protective cover is rotatably or slidably connected to the end, and can be opened or closed relative to the end, and the transmission mechanism is connected to the protective cover and the pins for rotating or sliding the protective cover The torque is transmitted to the pin and causes the pin to expand and contract with respect to the end.

Wherein, in the process of switching the protective cover from closed to open, the pins can extend relative to the end; during the process of switching the protective cover from open to closed, the pins can retract relative to the end .

Wherein, the main body is provided with a receiving portion connected with the end portion, the pin can extend out of the receiving portion relative to the end portion, and the pin can be retracted into the receiving portion relative to the end portion.

Wherein, the protective cover has a first end surface, and when the protective cover is opened relative to the end portion, the first end surface is flush with the end portion.

Wherein, the main body further includes a side portion fixedly connected to the end portion, the distance between the pin and the side portion is a first distance, the thickness of the protective cover is a second distance, and the second distance The sum of the distance and the first distance is greater than or equal to the preset safety distance.

Wherein, the distance between the pin and the side portion is a first distance, and the first distance is less than a preset safety distance and greater than zero.

Wherein, the side portion includes a first side portion and a second side portion opposite to the first side portion, the distance between the first side portion and the pin is the first distance, and the first side portion The distance between the two side parts and the pin is a third distance, and the third distance is greater than or equal to the preset safety distance.

Wherein, the transmission mechanism includes a transmission rack and a transmission gear rotatably connected with the transmission rack, the transmission rack is fixedly connected with the pins, the transmission gear is rotatably connected with the protective cover, and the transmission The gear receives the torque of the protective cover, and transmits the torque to the transmission rack, so that the transmission rack and the pin extend and contract.

Wherein, the end portion is provided with a groove, and the groove accommodates a part of the transmission gear.

Wherein, the protective cover includes a first cover body and a second cover body opposite to the first cover body, the first cover body and the second cover body are rotatably or slidably connected to the end portion, and The first cover and the second cover are connected to the transmission mechanism. When the first cover and the second cover are closed relative to the end, the first cover and the The second cover body resists each other.

Wherein, the first cover body is provided with a first fixing member, the second cover body is provided with a second fixing member, the first cover body and the second cover body are against each other, and the first fixing The piece is firmly fixed to the second fixing piece.

Wherein, the adapter further includes a first magnetic component and a second magnetic component, the first magnetic component is fixedly connected to the first cover, and the second magnetic component is fixedly connected to the second cover, so The first magnetic component and the second magnetic component attract each other, so that the first cover body tightly abuts the second cover body.

Wherein, the first cover has a first accommodating groove, and the first magnetic component is fixedly connected in the first accommodating groove. The second cover has a second accommodating groove, and the second magnetic component is fixedly connected in the second accommodating groove.

Wherein, the adapter includes a synchronous transmission assembly, which connects the first cover body and the second cover body, so that the first cover body and the second cover body move synchronously.

Wherein, the transmission mechanism includes a transmission rack and a transmission gear rotatably connected with the transmission rack; the synchronous transmission assembly is fixed to the transmission rack, and the moment generated by the rotation or sliding of the first cover is transmitted by the The transmission gear, the transmission rack, and the synchronous transmission mechanism are transmitted to the second cover.

Wherein, when the protective cover is closed relative to the end, the protective cover seals the end.

Wherein, the adapter further includes a main board and a wire, the wire has a first side portion and a second side portion opposite to the first side portion, the first side portion is fixedly connected to the main board, and the first side portion is fixedly connected to the main board. The two side parts are fixedly connected to the pins.

Wherein, the second side portion approaches the end portion as the pin extends, and moves away from the end portion as the pin retracts.

Wherein, the adapter further includes a processor and a motor electrically connected to the processor, the processor is configured to issue a control command to the motor, the motor is connected to the transmission mechanism, and the motor receives the control command After the torque is output, the torque output by the motor is transmitted to the pin via the transmission mechanism, and the pin is expanded and contracted relative to the end.

Wherein, the torque output by the motor is also transmitted to the protective cover via the transmission mechanism, so that the protective cover rotates or slides relative to the end.

Please refer to FIGS. 1 to 5 together. FIG. 1 is a schematic diagram of the three-dimensional structure of the adapter provided by an embodiment of the application in the first state; FIG. 2 is a schematic diagram of the three-dimensional structure of the adapter provided by an embodiment of the application in the second state . 3 is a schematic side view of the structure of the adapter provided by an embodiment of the application in the first state; FIG. 4 is a schematic view of the side structure of the adapter provided by an embodiment of the application in the second state. FIG. 5 is a schematic side view of the structure of the adapter provided by an embodiment of the application in the third state. In this embodiment, the adapter 1 is used to convert an external voltage into a voltage suitable for an electronic device to provide power to the electronic device. The electronic device may be any device with communication and storage functions. For example: tablet computers, mobile phones, e-readers, remote controls, personal computers (Personal Computer, PC), notebook computers, in-vehicle devices, Internet TVs, wearable devices and other smart devices with network functions. In the first state, the adapter 1 means that the opposite end 11 of the pin 20 is closed. When the adapter 1 is in the second state, it means that the adapter 20 is opened relative to the end. The adapter 1 in the third state refers to the transition state of the adapter 20 between the first state and the second state.

In this embodiment, the adapter 1 includes a main body 10, pins 20, a protective cover 30 and a transmission mechanism 40. The main body 10 is provided with an end 11. The pin 20 is slidably connected to the end 11 and can expand and contract relative to the end 11. The protective cover 30 is rotatably or slidably connected to the end 11 and can be opened or closed relative to the end 11. The transmission mechanism 40 is connected to the protective cover 30 and the pin 20 to transmit the rotation or sliding moment of the protective cover 30 to the pin 20 and make the pin 20 opposite to the end 11 Retractable. The transmission mechanism 40 of the adapter 1 transmits the torque of the protective cover 30 to the pins 20, and enables the pins 20 to be telescopic relative to the end 11, which solves the problem that the position of the pins 20 is fixed, easy to wear, and easy to wear. The problem of piercing other objects.

In this embodiment, the main body 10 is a structure for providing support and protection, and can support the pins 20, the protective cover 30, and the transmission mechanism 40. Understandably, components such as a power transformer and a rectifier circuit are installed inside the main body 10. The main body 10 is provided with an end portion 11, the pin 20 is slidably connected to the end portion 11, and the pin 20 can be telescopic relative to the end portion 11, that is, the pin 20 can extend relative to the end portion 11 , Or the pin 20 can be retracted relative to the end 11. In this embodiment, when the pin 20 extends to the maximum extension stroke relative to the end portion 11, the pin 20 is clamped to the end portion 11, and the pin 20 can be plugged into a female socket of an external circuit. , To receive electrical signals from external circuits. When the pin 20 is retracted to the maximum retracting stroke relative to the end portion 11, the pin 20 can be contracted inside the main body 10, thereby preventing the pin 20 from piercing other external objects, and at the same time avoiding the The pins 20 are subject to wear. Furthermore, when the protective cover 30 is closed relative to the end 11, the protective cover 30 can prevent external dust from accumulating on the end 11 and the pins 20.

In other embodiments, the extension and contraction of the pin 20 relative to the end 11 means that the pin 20 extends or retracts relative to the end 11 on one side of the main body 10.

The specific movement mode of the pin 20 telescoping relative to the end 11 is not limited to sliding, rotating, and the like. Specifically, in this embodiment, the pin 20 slides in or slides out of the end 11. In another embodiment, the pin 20 rotates in or out relative to the end 11.

3 to 5, the transmission mechanism 40 is connected to the protective cover 30 and the pin 20 to transmit the rotation or sliding torque of the protective cover 30 to the pin 20, and make the The pin 20 is telescopic relative to the end 11.

Specifically, when the protective cover 30 rotates or slides, the torque generated by the rotation or sliding of the protective cover 30 is transmitted to the transmission mechanism 40, and the transmission mechanism 40 receives the torque and transmits the torque to the transmission mechanism 40. The pin 20 expands and contracts relative to the end 11 under the action of the torque.

Please refer to FIGS. 1 and 3 again. The fact that the protective cover 30 is closed relative to the end 11 means that the protective cover 30 covers the end 11, protects the end 11 and the pins 20, and avoids The end 11 and the pins 20 are subject to wear. 2 and 4, the opening of the protective cover 30 relative to the end portion 11 means that the protective cover 30 does not cover the end portion 11 and resists one side of the end portion 11. 5, the protective cover 30 is switched from closed to open, the pins 20 can extend relative to the end 11; when the protective cover 30 is switched from open to closed, the pins 20 It can be retracted relative to the end 11.

In this embodiment, the main body 10 is provided with a receiving portion 12 connected to the end portion 11, the pin 20 can extend out of the receiving portion 12 relative to the end portion 11, and the pin 20 can be opposite to each other. The end portion 11 is retracted into the receiving portion 12. In one embodiment, when the protective cover 30 is closed, the pins 20 are completely retracted into the receiving portion 12. When the protective cover 30 is switched from closed to open, the pins 20 at least partially extend out of the receiving portion 12, and when the protective cover 30 is opened, the pins 20 are completely retracted in the receiving portion 12 .

In this embodiment, the main body 10 is further provided with a socket end 13 opposite to the end 11, and the socket end 13 is used to plug an external data line. The protective cover 30 is opened relative to the end 11, the pin 20 extends relative to the end 11, and the pin 20 is plugged into an external power socket. The external data line has a first end and is connected to the The first end is opposite to the second end, the first end of the external data line is plugged into the socket end 13, and the second end of the data line is plugged into the electronic device. The external power source is changed by the adapter 1. After being pressed, it is input to the electronic device to provide power for the electronic device.

Please refer to FIGS. 1 and 3 again. In this embodiment, when the protective cover 30 is closed relative to the end 11, the protective cover 30 seals the end 11. The protective cover 30 seals the end portion 11 so that the pins 20 cannot be exposed from the protective cover 30, which prevents the pins 20 from piercing objects outside the adapter 1 and at the same time prevents the pins 20 from being worn out . Further, the protective cover 30 seals the end portion 11 to prevent external dust and liquid from entering the end portion 11, thereby improving the waterproof performance and dustproof performance of the adapter 1.

Further, referring to FIGS. 4 and 5 again, the protective cover 30 has a first end surface 30a. When the protective cover 30 is opened relative to the end portion 11, the first end surface 30a is flat with the end portion. together. The first end surface 30a is flush with the end portion 11, and the first end surface 30a and the end portion 11 form a flat plane, which is convenient for smoothly inserting the adapter 1 into an external socket. Understandably, when the protective cover 30 is opened relative to the end portion 11, the first end surface 20a faces the positive direction of the Y axis.

Please refer to FIG. 6 together. FIG. 6 is a schematic side view of the structure of the adapter in the second state according to another embodiment of the application. This embodiment can be combined with the adaptor 1 provided in the previous embodiment. In this embodiment, the main body 10 further includes a side portion 14 fixedly connected to the end portion 11, and there is a gap between the pin 20 and the side portion 14. The distance of is a first distance H1, the thickness of the protective cover 30 is a second distance H2, and the sum of the second distance H2 and the first distance H1 is greater than or equal to a preset safety distance. The side portion 14 can resist and hold the protective cover 30, and the side portion 14 and the protective cover 30 are arranged on the same side of the main body 10. The thickness of the protective cover 30 refers to the thickness of the protective cover 30 in the X direction. Since the sum of the first distance H1 and the second distance H2 is greater than or equal to the preset safety distance, the safety performance of the adapter 1 during use is guaranteed.

Understandably, the preset safety distance refers to a distance that complies with the relevant safety regulations of the adapter. The relevant safety regulations are not limited to the safety regulations of China's GB4943.1-2011, the United States and other countries and regions. In this embodiment, the preset safety distance refers to 6.5 mm. In one embodiment, the preset safety distance is 5.1 mm. In another embodiment, the preset safety distance is 7.9 mm.

Please refer to FIG. 7, which is a schematic side view of the structure of the adapter in the second state according to another embodiment of this application. This embodiment can be combined with the adapter 1 provided in the previous embodiment. In this embodiment, the first distance H1 between the side portion 14 and the pin 20 is less than the preset safety distance. Since the first distance H1 is smaller than the preset safety distance, the adapter 1 can be designed to be lighter and thinner in the X direction, which is convenient to carry.

Further, the side portion 14 includes a first side portion 141 and a second side portion 142 opposite to the first side portion 141, and the distance between the first side portion 141 and the pin 20 is The first distance H1, the distance between the second side portion 142 and the pin 20 is a third distance H3, and the third distance H3 is greater than or equal to the preset safety distance. In this embodiment, the first distance H1 is smaller than the preset safety distance, so that the adapter 1 can be designed to be lighter and thinner in the X direction, that is, the protective cover 30 in the adapter 1 is opposite to the end When the portion 11 is closed, the adapter 1 is lighter and thinner in the X direction; and the sum of the first distance H1 and the second distance H2 is greater than or equal to the preset safety distance, and the third distance H3 is greater than or equal to The safety distance is preset to ensure that the adapter 1 can meet the safety performance when it is plugged into an external socket.

Please refer to FIGS. 2 and 8 to 10 together. FIG. 8 is a schematic front view of the adapter in the second state according to another embodiment of the application; FIG. 9 is a schematic cross-sectional view of FIG. 8 along line II; 10 is a partially enlarged schematic diagram of the structure at II in FIG. 9. This embodiment can be combined with the adapter 1 provided in the previous embodiment. In this embodiment, the transmission mechanism 40 includes a transmission rack 41 and a transmission gear 42 rotatably connected with the transmission rack 41. The transmission rack 41 is fixedly connected to the pin 20. The transmission gear 42 is rotatably connected with the protective cover 30, and the transmission gear 42 receives the torque of the protective cover 30 and transmits the torque to the transmission rack 41, so that the transmission rack 41 And the pin 20 expands and contracts. The transmission gear 42 is rotatably connected with the protective cover 30, and the transmission gear 42 can receive the torque of the protective cover 30. The transmission rack 41 is rotatably connected with the transmission gear 42, and the transmission rack 41 can receive the torque transmitted by the transmission gear 42. Specifically, the shield 30 rotates to generate torque, and the torque is transmitted to the transmission gear 42. The transmission gear 42 rotates under the action of the torque, and transmits the torsion to the transmission rack 41. , The transmission rack 41 slides under the action of the torque and drives the pin 20 to expand and contract. In this embodiment, due to the cooperation of the transmission rack 41 and the transmission gear 42, the rotation of the protective cover 30 is converted into the expansion and contraction of the pin 20. Further, the transmission mechanism 40 adopts the structure of the transmission gear 42 and the transmission rack 41, which improves the overall efficiency of the transmission mechanism 40 in transmitting the torque of the protective cover 30 to the pins 20. Understandably, in this embodiment, the number and size of gears in the transmission gear 42 are not limited, and the rotation of the protective cover 30 is converted into the expansion and contraction of the pins 20.

Please refer to FIG. 9 and FIG. 10, the end portion 11 is provided with a groove 110, and the groove 110 accommodates a part of the transmission gear 42. The protective cover 30 is provided with a rotating shaft 33, and the rotating shaft 33 is rotatably connected with the transmission gear 42. The protective cover 30 rotates relative to the end portion 11, and the rotating shaft 33 also rotates relative to the end portion 11, so that the transmission gear 42 received in the groove 110 rotates, so that the transmission rack 41 Sliding and driving the pin 20 to expand and contract with respect to the end 11. Specifically, the protective cover 30 rotates clockwise relative to the end 11, and the pin 20 retracts relative to the end 11; the protective cover 30 rotates counterclockwise relative to the end 11, and the pin 20 Relative to the extension.

Please refer to FIGS. 11 to 15 together. FIG. 11 is a schematic diagram of the three-dimensional structure of the adapter provided by another embodiment of this application in the first state; FIG. 12 is a schematic diagram of the adapter provided by another embodiment of the application in the second state Three-dimensional structural schematic diagram; FIG. 13 is a front structural schematic diagram of the adapter provided by another embodiment of this application in the second state. 14 is a schematic sectional view of the structure taken along the line III-III in FIG. 13; FIG. 15 is an enlarged schematic view of the structure of IV in FIG. The protective cover 30 includes a first cover body 31 and a second cover body 32 opposite to the first cover body 31. The first cover body 31 and the second cover body 32 are rotatably or slidably connected to the end Section 11, and the first cover 31 and the second cover 32 are connected to the transmission mechanism 40, when the first cover 31 and the second cover 32 are closed relative to the end 11 , The first cover body 31 and the second cover body 32 abut against each other.

In this embodiment, the protective cover 30 includes a first cover body 31 and a second cover body 32 opposite to the first cover body 31, that is, the first cover body 31 and the second cover body 32 They are respectively connected to the opposite sides of the end portion 11 by rotating or slidingly. When the first cover 31 and the second cover 32 are closed, the first cover 31 and the second cover 32 abut each other, and the first cover 31 and the second cover The cover body 32 and the end portion 11 can form a closed space, and the pins 20 cannot be exposed in the closed space, which prevents the pins 20 from piercing articles outside the adapter 1 and at the same time prevents the pins 20 from being worn out .

14 and 15, the first cover body 31 and the second cover body 32 rotate or slide to generate a moment, and transmit the moment to the transmission mechanism 40, and the transmission mechanism 40 receives the The torque is transmitted to the pin 20 so that the pin 20 expands and contracts relative to the end portion 11. Specifically, the transmission mechanism 40 includes a transmission rack 41 and a transmission gear 42. The protective cover 30 rotates to generate torque, and the torque is transmitted to the transmission gear 42. The transmission gear 42 rotates under the action of the torque, and transmits the torsion to the transmission rack 41. The transmission rack 41 slides under the action of the torque and drives the pin 20 to expand and contract. In this embodiment, due to the cooperation of the transmission rack 41 and the transmission gear 42, the rotation of the protective cover 30 is converted into the expansion and contraction of the pin 20. Understandably, the shape and size of the first cover body 31 and the second cover body 32 are not limited, as long as the first cover body 31 can resist the second cover body 32.

Please refer to FIGS. 13 and 14 again. The first cover 31 and the second cover 32 are opened relative to the end 11, and the pins 20 extend relative to the end 11. In the process that the first cover body 31 and the second cover body 32 are opened relative to the end 11 to be closed relative to the end 11, the first cover 31 is clockwise relative to the end 11 When rotating, the second half cover 32 rotates counterclockwise relative to the end portion 11, and the pin 20 can be retracted relative to the end portion 11.

In one embodiment, the first cover body 31 is provided with a first fixing member, the second cover body 32 is provided with a second fixing member, and the first cover body 31 and the second cover body 32 are mutually When resisting, the first fixing member is firmly fixed to the second fixing member, so that the first cover body 31 and the second cover body 32 are tightly resisted and not easy to fall off. The first fixing member and the second fixing member are not limited to being fixed by attraction force, air pressure, etc., and the first fixing member may be fastened to the second fixing member.

Please refer to 14 again. The adapter 1 further includes a first magnetic component 50a and a second magnetic component 50b. The first magnetic component 50a is fixedly connected to the first cover 31, and the second magnetic component 50b is fixedly connected In the second cover 32, the first magnetic component 50 a and the second magnetic component 50 b are attracted to each other, so that the first cover 31 tightly abuts the second cover 32.

When the first cover 31 and the second cover 32 are closed, the first cover 31 and the second cover 32 abut against each other. Moreover, the first magnetic component 50a and the second magnetic component 50b are attracted to each other, so that the first cover 31 and the second cover 32 tightly abut each other and are not easily separated.

Understandably, when the first cover 31 and the second cover 32 rotate or slide to a preset position, and the attractive force between the first magnetic component 50a and the second magnetic component 50b is relatively high When it is large, the first cover body 31 and the second cover body 32 rotate or slide toward each other until the first cover body 31 and the second cover body 32 abut each other.

Specifically, in this embodiment, the first cover 31 has a first receiving groove 310, and the first magnetic component 50 a is fixedly connected in the first receiving groove 310. The second cover body 32 has a second receiving groove 320, and the second magnetic component 50 b is fixedly connected in the second receiving groove 310.

Please also refer to FIG. 15. FIG. 15 is a partially enlarged schematic diagram of the structure of FIG. 14 in IV. In this embodiment, the adapter 1 includes a synchronous transmission assembly 60 that connects the first cover 31 and the second cover 32 so that the first cover 31 and the second cover The two covers 32 move synchronously. Since the synchronous transmission assembly 60 is connected to the first cover body 31 and the second cover body 32, the synchronous transmission assembly 60 can simultaneously receive the moment of the first cover body 31 and the second cover body 32, and the synchronous transmission assembly 60 can transmit the torque of the first cover 31 to the second cover 32, and transmit the torque of the second cover 32 to the first cover 31, so that the first cover body 31 can move synchronously with the second cover body 32, that is, the first cover body 31 can drive the second cover body 32 to rotate or slide synchronously. Understandably, the movement modes of the first cover 31 and the second cover 32 are the same.

In this embodiment, the synchronous transmission assembly 60 is fixed to the transmission rack 41, and the torque generated by the rotation or sliding of the first cover 31 passes through the transmission gear 42, the transmission rack 41, and the transmission rack 41. The synchronous transmission mechanism 40 is transmitted to the second cover 32.

Please refer to FIG. 13 and FIG. 16. FIG. 16 is a schematic side view of the structure of the adapter in the second state according to another embodiment of the application. In this embodiment, the first distance H1 is less than a preset safety distance and greater than zero. In this embodiment, the first distance H1 between the pin 20 and the side portion 14 is less than a preset safety distance, and the sum of the first distance H1 and the thickness H2 of the protective cover is greater than or The preset safety distance, while ensuring the safety performance of the adapter 1 during use, reduces the first distance H1 and shortens the thickness of the main body 10 in the X direction, that is, the entire adapter 1 More light and thin.

Please refer to FIGS. 17 and 18 together. FIG. 17 is a schematic top view of the adapter provided by another embodiment of the present application; FIG. 18 is a schematic cross-sectional view of the structure along the line V-V in FIG. 17. The adapter 1 further includes a main board 70 and a wire 80. The wire 80 has a first end 81 and a second end 82 opposite to the first end 81. The first end 81 is fixedly connected to the main board 70, The second end 82 is fixedly connected to the pin 20.

The wire 80 has a first end 81 and a second end 82 opposite to the first end 81; the first end 81 is fixedly connected to the main board 70, and the first end 81 and the main board 70 can be mutually connected. Transmit electrical signals; the second end 82 is fixedly connected to the pin 20, and the second end 82 and the pin 20 can transmit electrical signals to each other; the electrical signal sent by the main board 70 passes through the first end 81 , And the second end 82 are transmitted to the pins 20, so that the wires 80 can transmit electrical signals to the motherboard 70 and the pins 20, respectively.

Understandably, the main body 10 is provided with a receiving portion 12, the main board 70 and the wire 80 are received in the receiving portion 12, the end portion 11 is provided with an opening, and the pin 20 is also located along the The hole wall is telescopic relative to the end portion 11.

Further, the second end 82 approaches the end 11 as the pin 20 extends, and moves away from the end 11 as the pin 20 retracts. The second end 82 can adapt to the movement of the pin 20, the pin 20 protrudes relative to the end portion 11, and the pin 20 can drive the second end 82 to approach the end portion 11; the pin 20 is retracted relative to the end 11, and the pin 20 can drive the second end 82 away from the end 11. It is avoided that the second end 82 cannot restrict the expansion and contraction of the pin 20 due to the inability to move.

Please refer to FIGS. 17 and 18 again. In this embodiment, the adapter 1 further includes a processor 90 and a motor 100 electrically connected to the processor 90. The processor 90 is used to issue control commands to the The motor 100 is connected to the transmission mechanism 40, the motor 100 outputs torque after receiving the control command, and the torque output by the motor 100 is transmitted to the pin 20 through the transmission mechanism 40, and causes all The pin 20 is telescopic relative to the end 11.

The adapter 1 further includes a motor 100. The torque that the motor 100 can output is transmitted to the pin 20 through the transmission mechanism 40, and the pin 20 is stretched relative to the end 11, so that the pin 20 The end portion 11 can be expanded and contracted without external force. Understandably, the processor 90 of the adapter 1 is electrically connected to the motor 100, the processor 90 sends a control command to the motor 100, and the motor 100 outputs torque. Specifically, the processor 90 issues an opening instruction, and the first torque output by the motor 100 is transmitted to the pin 20 through the transmission mechanism 40, so that the pin 20 protrudes relative to the end 11; The processor 90 issues a closing command, and the second torque output by the motor 100 is transmitted to the pin 20 via the transmission mechanism 40 so that the pin 20 retracts relative to the end 11.

Further, the torque output by the motor 100 can be transmitted to the protective cover 30 through the transmission mechanism 40 so that the protective cover 30 rotates or slides relative to the end portion 11. The torque output by the rotation of the motor 100 is also transmitted to the protective cover 30, so that the protective cover 30 can rotate or slide relative to the end portion 11, so that the protective cover 30 is in contact with the protective cover 30 under the action of the torque. The pins 20 move synchronously. Specifically, the torque output by the motor 100 is transmitted to the transmission mechanism 40, and the transmission mechanism 40 transmits the torque to the protective cover 30 and the pins 20. The torque output by the motor 100 causes the pin 20 to retract relative to the end 11, and the protective cover 30 closes relative to the end 11 to prevent the pin 20 from colliding with the protective cover 30; The pin 20 extends relative to the end 11, and the protective cover 30 is opened relative to the end 11, so that the pin 20 can be plugged into an external power source.

The embodiments of the application are described in detail above, and specific examples are used in this article to illustrate the principles and implementation of the application. The descriptions of the above embodiments are only used to help understand the methods and core ideas of the application; at the same time, for Those of ordinary skill in the art, based on the idea of the application, will have changes in the specific implementation and the scope of application. In summary, the content of this specification should not be construed as a limitation to the application.

Claims (20)

An adapter comprising a main body, a pin, a protective cover and a transmission mechanism. The main body is provided with an end. The pin is slidably connected to the end and can be telescopic relative to the end, and the protective cover rotates Or slidably connected to the end, and can be opened or closed relative to the end, the transmission mechanism is connected to the protective cover and the pins for transmitting the rotation or sliding moment of the protective cover to all The prongs, and making the prongs extend and contract with respect to the end. The adapter of claim 1, wherein the protective cover is switched from closed to open, and the pins can extend relative to the end; during the process of switching the protective cover from open to closed, The pins can be retracted relative to the end. The adapter of claim 1, wherein the main body is provided with a receiving portion connected to the end, the pin can extend out of the receiving portion relative to the end, and the pin can be opposed to the end. The end portion is retracted into the receiving portion. The adapter of claim 1, wherein the protective cover has a first end surface, and when the protective cover is opened relative to the end, the first end surface is flush with the end. The adapter according to claim 4, wherein the main body further comprises a side portion fixedly connected to the end portion, the distance between the pin and the side portion is a first distance, and the protective cover The thickness of is the second distance, and the sum of the second distance and the first distance is greater than or equal to the preset safety distance. The adapter according to claim 4 or 5, wherein the distance between the pin and the side portion is a first distance, and the first distance is less than a preset safety distance and greater than zero. The adapter according to claim 6, wherein the side portion includes a first side portion and a second side portion opposite to the first side portion, and a gap between the first side portion and the pin The distance is the first distance, and the distance between the second side portion and the pin is a third distance, and the third distance is greater than or equal to the preset safety distance. The adapter according to claim 1, wherein the transmission mechanism comprises a transmission rack and a transmission gear rotatably connected with the transmission rack, the transmission rack is fixedly connected with the pin, and the transmission gear It is rotatably connected with the protective cover, and the transmission gear receives the torque of the protective cover and transmits the torque to the transmission rack, so that the transmission rack and the pins can expand and contract. 8. The adapter according to claim 8, wherein the end is provided with a groove, and the groove accommodates a part of the transmission gear. The adapter according to claim 1, wherein the protective cover comprises a first cover body and a second cover body opposite to the first cover body, the first cover body and the second cover body Rotating or slidingly connected to the end, and the first cover and the second cover are connected to the transmission mechanism, when the first cover and the second cover are closed relative to the end At this time, the first cover body and the second cover body abut against each other. The adapter according to claim 10, wherein the first cover body is provided with a first fixing member, the second cover body is provided with a second fixing member, and the first cover body and the second cover body are provided with a second fixing member. The cover bodies resist each other, and the first fixing member is firmly fixed to the second fixing member. The adapter according to claim 10, wherein the adapter further comprises a first magnetic component and a second magnetic component, the first magnetic component is fixedly connected to the first cover, and the second magnetic component It is fixedly connected to the second cover body, and the first magnetic component and the second magnetic component attract each other so that the first cover body tightly abuts the second cover body. The adapter according to claim 12, wherein the first cover has a first receiving groove, and the first magnetic component is fixedly connected in the first receiving groove; and the second cover has a first receiving groove. Two accommodating grooves, the second magnetic component is fixedly connected in the second accommodating groove. The adapter according to claim 10, wherein the adapter comprises a synchronous transmission assembly, and the synchronous transmission assembly connects the first cover and the second cover so that the first cover and the The second cover moves synchronously. The adapter according to claim 14, wherein the transmission mechanism comprises a transmission rack and a transmission gear rotatably connected with the transmission rack; the synchronous transmission assembly is fixed to the transmission rack, and the first The torque generated by the rotation or sliding of a cover is transmitted to the second cover via the transmission gear, the transmission rack, and the synchronous transmission mechanism. The adapter of claim 1, wherein when the protective cover is closed relative to the end, the protective cover seals the end. The adapter according to claim 1, wherein the adapter further comprises a main board and a wire, the wire having a first side and a second side opposite to the first side, the first side The part is fixedly connected to the main board, and the second side part is fixedly connected to the pin. 18. The adapter of claim 17, wherein the second side portion approaches the end portion as the pin extends, and moves away from the end portion as the pin retracts. The adapter according to claim 1, wherein the adapter further comprises a processor and a motor electrically connected to the processor, the processor is used to issue control commands to the motor, and the motor is connected to the motor. A transmission mechanism, the motor outputs torque after receiving the control command, and the torque output by the motor is transmitted to the pin via the transmission mechanism, and the pin is expanded and contracted relative to the end. The adapter according to claim 19, wherein the torque output by the motor is also transmitted to the protective cover via the transmission mechanism, so that the protective cover rotates or slides relative to the end.

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