CN114696291B - Leakage prevention device of electric power protector - Google Patents

Abstract

An electric leakage preventing device of a power protector relates to the field of electric power technology. The present invention aims to solve the problems that the prior art leakage prevention device is complicated to take out and install, the disassembly and assembly efficiency is low, and the heat dissipation performance of the device is poor. A pop-up component is fixed on one side outer wall of the leakage prevention device body, a connecting component is fixed on one side outer wall of the leakage prevention device body, and a heat dissipation component is fixed on one side inner wall of the leakage prevention device body. A transparent protective cover is rotatably mounted on the outer wall of one end of the body of the leakage prevention device, and the transparent protective cover can protect the body of the leakage prevention device. A control button is symmetrically inlaid and installed on the inner wall of one side of the transparent protective cover on the body of the leakage prevention device.

Description

A leakage prevention device for a power protector

technical field

The invention belongs to the technical field of electric power, in particular to an anti-leakage device.

Background technique

The power protector refers to a device that provides safety protection for electrical appliances. It has a built-in intelligent anti-high voltage device. When the electrical appliance encounters an abnormal instantaneous high voltage, it will intelligently activate the internal protection device to ensure the power consumption of the back-end electrical appliances. Safety. When the protector has a leakage fault, a leakage prevention device is required. However, there are many defects in the existing leakage prevention devices, such as:

1. When disassembling, it does not have a pop-up structure, which is troublesome when taking it out, thus reducing the disassembly efficiency;

2. During installation, bolts are required for fixing, which makes the installation process more complicated, thus increasing the installation time and reducing the installation efficiency;

3. The equipment is generally sealed, and it is not easy to dissipate heat, which leads to the general heat dissipation effect and affects the use effect of the device.

Contents of the invention

The present invention aims to solve the problems that the existing electric leakage prevention device is complicated to take out and install, low in disassembly efficiency, and poor heat dissipation performance of the device, and now provides an electric leakage prevention device for a power protector.

A leakage prevention device of a power protector, comprising a leakage prevention device body 1, a pop-up component 2, a connection component 3 and a heat dissipation component 4, the heat dissipation component 4 is located inside the leakage prevention device body 1 and is used for dissipating heat from the leakage prevention device body 1;

The pop-up assembly 2 includes a frame 206 and two groups of moving parts, the moving parts include: a rotating shaft 202, a torsion spring 203, a first gear 204, an electromagnet block 205, at least one slide plate 207 and a first rack 209,

Frame 206 is a "U"-shaped metal frame structure. The leakage prevention device body 1 is disposed inside the frame 206 from the opening of the frame 206. The two groups of moving parts are respectively located on the two inner walls of the frame 206 facing each other. One end of the rotating shaft 202 and the electromagnet block 205 are all fixed on the outer wall of the leakage prevention device body 1, the outer wall and the frame 206 face each other, the first gear 204 is rotationally connected with the other end of the rotating shaft 202, and the torsion spring 203 is sleeved on the rotating shaft 202, the two ends of the torsion spring 203 are fixedly connected with the outer wall of the leakage prevention device body 1 and the first gear 204 respectively, the slide plate 207 and the first rack 209 are fixed on the inner wall of the frame 206, the first gear 204 and the first gear 204 are fixed on the inner wall of the frame 206 The first racks 209 are engaged with each other, and at least one chute 201 is formed on the outer wall of the anti-leakage device body 1 opposite to the frame 206, and the free end of the slide plate 207 is embedded in the chute 201 and can slide along the chute 201;

The connection assembly 3 includes: a first motor 301, a second gear 302, a rotating rod 305, a third gear 307, a fourth gear 308, two second racks 309 and two sliders 310,

The connecting assembly 3 is located at the bottom of the frame 206, which is the side wall towards the end of the leakage prevention device body 1. The inner side of the bottom of the frame 206 is provided with two lifting grooves 304 parallel to each other. Two sliders 310 are respectively embedded in the two In the lifting groove 304, two second racks 309 are fixedly connected with two sliders 310 respectively, and a rotating hole 303 is provided between the two lifting grooves 304, and a rotating rod 305 passes through the rotating hole 303, and the fourth gear 308 is located at The inner side of the bottom of the frame 206 is fixedly connected to one end of the rotating rod 305, the second gear 302 and the third gear 307 are located outside the bottom of the frame 206, the third gear 307 is fixedly connected to the other end of the rotating rod 305, and the first motor 301 is embedded Fixed on the bottom of the frame 206, the output rod of the first motor 301 is fixedly connected with the second gear 302, the second gear 302 and the third gear 307 mesh with each other, and the two second racks 309 are radially symmetrically arranged on the fourth gear 308. The two sides are in mesh with the fourth gear 308 .

Further, the above heat dissipation assembly 4 includes: a connection plate 405, a plurality of heat dissipation plates 406 and two sets of driving parts,

There is an installation groove 401 inside the leakage prevention device body 1, and the heat dissipation assembly 4 is located in the installation groove 401. A plurality of heat dissipation plates 406 are evenly distributed and fixed on the connection plate 405, and a plurality of heat dissipation ports 402 are opened on the outer wall of the leakage prevention device body 1. The plurality of cooling ports 402 correspond to the plurality of cooling plates 406 respectively. Two sets of driving parts are respectively fixed on both sides of the connecting plate 405. Both groups of driving parts are used to drive the connecting plate 405 to move the plurality of cooling plates 406 from the corresponding The vent 402 is pushed out or pulled back.

Further, each group of driving parts above includes: a second motor 403, an eccentric rotating wheel 404 and a spring 407,

The output shaft of the second motor 403 is fixedly connected to the eccentricity of the eccentric rotating wheel 404. The eccentric rotating wheel 404 is located between the connecting plate 405 and the inner wall of the leakage prevention device body 1 and is in contact with the two. The two ends of the spring 407 are connected to the connecting plate 405 respectively. It is connected with the inner wall of the main body 1 of the leakage prevention device.

Further, the above-mentioned pop-up assembly 2 also includes two limiting plates 208 , and the two limiting plates 208 are respectively fixed at the ends of the two opposite inner walls of the frame 206 .

Further, the above-mentioned connection assembly 3 also includes two limiting discs 306 , both of which are sleeved on the rotating rod 305 and located on both sides of the bottom of the frame 206 .

Further, a transparent protective cover 5 is installed on the outer shell of the leakage prevention device body 1 facing the opening of the frame 206 .

Further, the above-mentioned first motor 301 is a servo motor.

Further, the above-mentioned eccentric rotating wheel 404 is sector-shaped.

The beneficial effects of the present invention are:

1. The device can be ejected quickly during disassembly, avoiding trouble when taking it out, and improving the disassembly efficiency;

2. Install the device through the limit structure to avoid the complicated installation process, thereby shortening the installation time and improving the installation efficiency;

3. Through the heat conduction of the heat sink, the internal heat is quickly discharged, thereby reducing the temperature inside the device, thereby improving the heat dissipation effect and ensuring the continuous use of the device.

Description of drawings

Fig. 1 is the overall three-dimensional structural diagram of the present invention;

Fig. 2 is a top view cut-away structural diagram of the present invention;

Fig. 3 is a side view cut-away structural diagram of the present invention;

Fig. 4 is an internal three-dimensional structure diagram of the pop-up assembly of the present invention;

Fig. 5 is a front view cut-away mechanism diagram of the present invention;

Legend: 1. Leakage prevention device body; 2. Pop-up component; 3. Connecting component; 4. Heat dissipation component; 5. Transparent protective cover; 6. Control button; 7. Lifting groove; 201. Chute; 202. Rotation Shaft; 203, torsion spring; 204, first gear; 205, electromagnet block; 206, frame; 207, slide plate; 208, limit plate; 209, first rack; 301, first motor; 302, second Gear; 303, rotating hole; 304, lifting slot; 305, rotating rod; 306, limit plate; 307, third gear; 308, fourth gear; 309, second rack; 310, slide block; 401, installation Groove; 402, cooling port; 403, second motor; 404, eccentric rotating wheel; 405, connecting plate; 406, cooling plate; 407, spring.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention. It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

Specific Embodiment 1: This embodiment will be described in detail with reference to FIGS. 1 to 5. A leakage prevention device for a power protector described in this embodiment includes a leakage prevention device body 1, a pop-up component 2, a connection component 3 and a heat dissipation component. 4. The heat dissipation assembly 4 is located inside the main body 1 of the leakage prevention device and is used to dissipate heat for the main body 1 of the leakage prevention device.

An ejection assembly 2 is fixed on one side outer wall of the leakage prevention device body 1 , a connection assembly 3 is fixed on one side outer wall of the leakage prevention device body 1 , and a heat dissipation assembly 4 is fixed on one side inner wall of the leakage prevention device body 1 . A transparent protective cover 5 is rotatably mounted on the outer wall of one end of the leakage prevention device body 1 , and the transparent protection cover 5 can protect the leakage prevention device body 1 . The anti-leakage device body 1 is symmetrically inlaid with a control button 6 on the inner wall of one side of the transparent protective cover 5. The control button 6 controls the power supply to start or close the pop-up assembly 2, and can be switched on and off, which is convenient for users to use.

The pop-up assembly 2 includes a frame 206, two limit plates 208 and two groups of moving parts. The moving parts include: a rotating shaft 202, a torsion spring 203, a first gear 204, an electromagnet block 205, at least one slide plate 207 and a first rack 209.

Frame 206 is a "U"-shaped metal frame structure. The leakage prevention device body 1 is disposed inside the frame 206 from the opening of the frame 206. The two groups of moving parts are respectively located on the two inner walls of the frame 206 facing each other. One end of the rotating shaft 202 and the electromagnet block 205 are all fixed on the outer wall of the leakage prevention device body 1, the outer wall and the frame 206 face each other, the first gear 204 is rotationally connected with the other end of the rotating shaft 202, and the torsion spring 203 is sleeved on the rotating shaft 202, the two ends of the torsion spring 203 are fixedly connected with the outer wall of the leakage prevention device body 1 and the first gear 204 respectively, the slide plate 207 and the first rack 209 are fixed on the inner wall of the frame 206, the first gear 204 and the first gear 204 are fixed on the inner wall of the frame 206 The first racks 209 are engaged with each other. There is at least one sliding groove 201 on the outer wall of the anti-leakage prevention device body 1 opposite to the frame 206 . The free end of the sliding plate 207 is embedded in the sliding groove 201 and can slide along the sliding groove 201 . The two limiting plates 208 are respectively fixed at the ends of the two opposite inner walls of the frame 206 .

The connection assembly 3 includes: a first motor 301 , a second gear 302 , a rotating rod 305 , a third gear 307 , a fourth gear 308 , two second racks 309 and two sliders 310 .

The connecting assembly 3 is located at the bottom of the frame 206, which is the side wall towards the end of the leakage prevention device body 1. The inner side of the bottom of the frame 206 is provided with two lifting grooves 304 parallel to each other. Two sliders 310 are respectively embedded in the two In the lifting groove 304, two second racks 309 are fixedly connected with two sliders 310 respectively, and a rotating hole 303 is provided between the two lifting grooves 304, and a rotating rod 305 passes through the rotating hole 303, and the fourth gear 308 is located at The inner side of the bottom of the frame 206 is fixedly connected to one end of the rotating rod 305, the second gear 302 and the third gear 307 are located outside the bottom of the frame 206, the third gear 307 is fixedly connected to the other end of the rotating rod 305, and the first motor 301 is embedded Fixed on the bottom of the frame 206, the output rod of the first motor 301 is fixedly connected with the second gear 302, the second gear 302 and the third gear 307 mesh with each other, and the two second racks 309 are radially symmetrically arranged on the fourth gear 308. The two sides are in mesh with the fourth gear 308 . The connection assembly 3 also includes two limiting discs 306 , both of which are sleeved on the rotating rod 305 and located on both sides of the bottom of the frame 206 . The first motor 301 is a servo motor.

One side outer wall of the leakage prevention device body 1 is symmetrically provided with a pulling groove 7, and under the action of the lifting groove 7, the chute 201 in the leakage prevention device body 1 is aligned with the slide plate 207 on the frame 206, thereby improving the Mobile efficiency.

The working principle of this embodiment: under the action of the pulling groove 7, the chute 201 in the leakage prevention device body 1 is aligned with the slide plate 207 on the frame 206, and at this time, the leakage prevention device body 1 is pushed, so that the leakage prevention device The device body 1 is inserted inside the frame 206 . During the insertion process, the first rack 209 is engaged with the first gear 204, and when the slide plate 207 slides to the end of the chute 201, the first gear 204 on the rotating shaft 202 is rotated, and the torsion spring 203 Twisting, at this time, the electromagnet block 205 is started to absorb the main body 1 of the anti-leakage device, so that the main body 1 of the anti-leakage device is fixed. When it needs to be disassembled, the adsorption force of the electromagnet block 205 is closed. At this time, under the action of the torsion spring 203, the first gear 204 is reversed, and then acts on the first rack 209 to make it move in the opposite direction, and then The main body 1 of the leakage prevention device is driven to eject quickly, so that the device can be ejected quickly during disassembly, so as to avoid the trouble of taking it out and improve the disassembly efficiency.

When the equipment is installed in its station as a whole, the frame 206 is placed on the designated station, then the first motor 301 is started to rotate the second gear 302, and then driven by the third gear 307, the limit on the rotating rod 305 is The bit disc 306 rotates along the rotation hole 303 , so that the fourth gear 308 rotates, and then the sliders 3010 on the two second racks 309 move oppositely along the lifting groove 304 . In this way, the second rack 309 can be inserted into the preset limit slot in the designated station, thereby fixing the frame 206, and installing the device through the limit structure, avoiding the complicated installation process, thereby shortening the installation time, and further Improve installation efficiency.

Specific embodiment 2: This embodiment is a further description of the leakage prevention device of a power protector described in specific embodiment 1. In this embodiment, the heat dissipation assembly 4 includes: a connecting plate 405, a plurality of heat dissipation plates 406 and Two sets of drive units.

There is an installation groove 401 inside the leakage prevention device body 1, and the heat dissipation assembly 4 is located in the installation groove 401. A plurality of heat dissipation plates 406 are evenly distributed and fixed on the connection plate 405, and a plurality of heat dissipation ports 402 are opened on the outer wall of the leakage prevention device body 1. The plurality of cooling ports 402 correspond to the plurality of cooling plates 406 respectively. Two sets of driving parts are respectively fixed on both sides of the connecting plate 405. Both groups of driving parts are used to drive the connecting plate 405 to move the plurality of cooling plates 406 from the corresponding The vent 402 is pushed out or pulled back.

Each group of driving parts includes: a second motor 403 , an eccentric rotating wheel 404 and a spring 407 . The output shaft of the second motor 403 is fixedly connected to the eccentricity of the eccentric rotating wheel 404. The eccentric rotating wheel 404 is located between the connecting plate 405 and the inner wall of the leakage prevention device body 1 and is in contact with the two. The two ends of the spring 407 are connected to the connecting plate 405 respectively. It is connected with the inner wall of the main body 1 of the leakage prevention device.

The eccentric rotating wheel 404 is fan-shaped, so that the protrusion on the eccentric rotating wheel 404 squeezes the connection plate 405, so that the heat dissipation plate 406 on the connection plate 405 moves into the installation groove 401 to absorb heat.

Working principle: when the power relay main body 1 is working, when the temperature reaches a certain height, start the second motor 403 to make the flat part on the eccentric rotating wheel 404 contact the connecting plate 405, at this time, under the action of the second spring 407 , so that the heat dissipation plate 406 on the connection plate 405 is moved out along the heat dissipation opening 402 in the installation groove 401, and then interacts with the external heat. The starting part squeezes the connection plate 405, so that the heat dissipation plate 406 on the connection plate 405 moves into the installation groove 401 to absorb heat, conducts heat through the heat dissipation plate 406, and quickly discharges the internal heat, thereby reducing the temperature inside the device. Further, the heat dissipation effect is improved to ensure the continuous use of the device. Although the invention is described herein with reference to specific embodiments, it should be understood that these embodiments are merely illustrative of the principles and applications of the invention. It is therefore to be understood that numerous modifications may be made to the exemplary embodiments and that other arrangements may be devised without departing from the spirit and scope of the invention as defined by the appended claims. It shall be understood that different dependent claims and features described herein may be combined in a different way than that described in the original claims. It will also be appreciated that features described in connection with individual embodiments can be used in other described embodiments.

Claims (5)

1. An electric leakage preventing device of a power protector, comprising an electric leakage preventing device body (1), characterized by further comprising: the ejection assembly (2), the connection assembly (3) and the heat dissipation assembly (4), wherein the heat dissipation assembly (4) is located inside the electric leakage prevention device body (1) and used for dissipating heat for the electric leakage prevention device body (1);

the ejection assembly (2) comprises a frame (206) and two sets of moving parts, the moving parts comprising: a rotating shaft (202), a torsion spring (203), a first gear (204), an electromagnet block (205), at least one sliding plate (207) and a first rack (209),

the frame (206) is a U-shaped metal frame structure, the electric leakage prevention device body (1) is arranged inside the frame (206) from an opening of the frame (206), two groups of motion parts are respectively positioned on two inner side walls opposite to the frame (206), one end of a rotating shaft (202) and an electromagnet block (205) are both fixed on the outer side wall of the electric leakage prevention device body (1), the outer side wall is opposite to the frame (206), a first gear (204) is rotatably connected with the other end of the rotating shaft (202), a torsion spring (203) is sleeved outside the rotating shaft (202), two ends of the torsion spring (203) are respectively fixedly connected with the outer side wall of the electric leakage prevention device body (1) and the first gear (204), a sliding plate (207) and a first rack (209) are both fixed on the inner side wall of the frame (206), the first gear (204) is meshed with the first rack (209), at least one sliding groove (201) is formed in the outer side wall of the electric leakage prevention device body (1) opposite to the frame (206), and a free end of the sliding plate (207) is embedded in the sliding groove (201) and can slide along the sliding groove (201);

the connection assembly (3) comprises: a first motor (301), a second gear (302), a rotating rod (305), a third gear (307), a fourth gear (308), two second racks (309) and two sliding blocks (310),

the connecting assembly (3) is positioned at the bottom of the frame (206), the bottom is a side wall facing the end part of the electric leakage prevention device body (1), two lifting grooves (304) which are arranged in parallel are formed in the inner side of the bottom of the frame (206), the two sliding blocks (310) are embedded into the two lifting grooves (304) respectively, two second racks (309) are fixedly connected with the two sliding blocks (310) respectively, a rotating hole (303) is formed between the two lifting grooves (304), the rotating rod (305) penetrates through the rotating hole (303), a fourth gear (308) is positioned at the inner side of the bottom of the frame (206) and fixedly connected with one end of the rotating rod (305), the second gear (302) and the third gear (307) are positioned at the outer side of the bottom of the frame (206), the third gear (307) is fixedly connected with the other end of the rotating rod (305), the first motor (301) is fixedly embedded at the bottom of the frame (206), an output rod of the first motor (301) is fixedly connected with the second gear (302), the second gear (302) is meshed with the third gear (307), and the second gear (309) are symmetrically arranged at two sides of the fourth gear (308);

the heat dissipation assembly (4) comprises: a connecting plate (405), a plurality of heat radiating plates (406) and two sets of driving parts,

the leakage prevention device comprises a leakage prevention device body (1), wherein a mounting groove (401) is reserved in the leakage prevention device body (1), a heat dissipation assembly (4) is located in the mounting groove (401), a plurality of heat dissipation plates (406) are uniformly distributed and fixed on a connecting plate (405), a plurality of heat dissipation ports (402) are formed in the outer wall of the leakage prevention device body (1), the heat dissipation ports (402) are respectively in one-to-one correspondence with the heat dissipation plates (406), two groups of driving parts are respectively fixed on two sides of the connecting plate (405), and the two groups of driving parts are used for driving the connecting plate (405) to push out or pull back the heat dissipation plates (406) from the corresponding heat dissipation ports (402);

the pop-up assembly (2) further comprises two limiting plates (208), and the two limiting plates (208) are respectively fixed at the end parts of two opposite inner side walls of the frame (206);

the connecting component (3) further comprises two limiting discs (306), and the two limiting discs (306) are fixedly sleeved on the rotating rod (305) and are respectively positioned on two sides of the bottom of the frame (206).

2. A leakage preventing device for a power protector according to claim 1, wherein each set of driving portions includes: a second motor (403), an eccentric rotating wheel (404) and a spring (407),

the output shaft of the second motor (403) is eccentrically and fixedly connected with the eccentric rotating wheel (404), the eccentric rotating wheel (404) is positioned between the connecting plate (405) and the inner wall of the electric leakage prevention device body (1) and is in mutual contact with the connecting plate and the inner wall of the electric leakage prevention device body (1), and two ends of the spring (407) are respectively connected with the connecting plate (405) and the inner wall of the electric leakage prevention device body (1).

3. A leakage preventing device for an electric power protector according to claim 1, characterized in that the transparent protecting cover (5) is installed at the end of the casing of the leakage preventing device body (1) facing the opening of the frame (206).

4. A leakage preventing device for an electric power protector according to claim 1, characterized in that the first electric motor (301) is a servo motor.

5. A leakage preventing device for an electric power protector according to claim 2, characterized in that the eccentric rotary wheel (404) is fan-shaped.

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