CN117163469A - Device with locking function - Google Patents

Abstract

The application provides a device with locking function, comprising: a top cover with screw threads, wherein the top cover is provided with a convex point; the device is provided with a movable buckle with a protruding part, the movable buckle can be made into an integral forming mode with the device or is an independent separation component, and the movable buckle can be made of elastic materials or combined with an external elastic component so as to have displacement and resetting effects; when the top cover and the appliance are mutually screwed, the convex point rotationally displaces to contact with the convex part of the movable buckle to push the movable buckle to displace together with the convex part, and after the convex point passes over the convex part, the movable buckle returns to the original position to block the reverse rotation path of the convex point so as to limit the top cover to be opened; when the top cover is opened, the movable buckle is pressed to cause the protruding part to deviate from the original position, so that the rotation path of the protruding point can reversely rotate the top cover and smoothly unscrew under the condition of no blocking, thereby achieving the effect of improving the use safety.

Description

Device with locking function

Technical field

The present invention relates to a functional design to prevent accidental opening, in particular to a device with a locking function that can improve safety in use.

Background technique

Currently, a common problem encountered with beverage cans, kettles, water bottles or utensils with twist-open caps on the market is that if the caps are not securely locked due to negligence, they are placed in personal bags or backpacks. , it may accidentally open due to constant shaking and collision, causing the liquid contained inside to leak out. In addition, there are some appliances containing detergents or dangerous chemicals (such as cleaning cans or chemical bottles, etc.). If the lid of the appliance is easily opened due to imperfect design, it will also be removed. Dangerous contents inside the appliance will be dumped out, not to mention that young people may accidentally open the lid of the appliance, causing a more dangerous situation. The locking device designed in this application can avoid the above situation.

In addition, more and more kettles on the market have two spiral structures, which can be opened for filling water or drinking. The locking device of the present application can also prevent the accidental opening of such kettles.

Contents of the invention

The main purpose of the present invention is to provide a device with a locking function, so that when it is designed to be used in various utensils (such as any can, bottle or structure with relative threads), the lid of the utensil cannot be opened directly. This is to prevent dangerous situations caused by accidentally opening the contents of the appliance.

In order to achieve the above object, the present invention designs a device with a locking function, which includes: a top cover with threads and a protruding point; and an appliance with threads corresponding to the top cover (such as various containers or The device has a structure with relative threads), and the device is provided with a movable buckle with a protruding portion. The movable buckle has a displacement and reset effect, and the protruding portion on the surface corresponds to the protruding point.

When the top cover is screwed together with the appliance, the protrusion moves through rotation and contacts the movable buckle, which can push the movable buckle to move. When the protrusion crosses the movable buckle, the movable buckle returns. Block the reverse rotation path of the bump in situ, thereby limiting the top cover from being opened; when you want to open the top cover, press the movable buckle to deviate from the original position, so that the rotation path of the bump can be moved without any obstruction. , the top cover can be rotated in the opposite direction and unscrewed smoothly.

In one embodiment, the device is either a container or a structure with opposing threads.

In one embodiment, the relative positions of the protrusions on the inner peripheral surface of the top cover and the protrusions on the movable buckling surface can be adjusted arbitrarily, and the shapes of each other can be any geometric shape.

In one embodiment, the elastic displacement direction of the movable buckle is radial or axial, or the elastic displacement direction of the movable buckle is transverse or longitudinal.

In one embodiment, the movable buckle and the device are integrally formed or are an independent separate component.

In one embodiment, the movable buckle can be made of elastic material or combined with an external elastic component (such as a spring) to have elastic displacement and reset effects.

Description of drawings

The present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.

Figure 1 is an exploded view of the device structure of a preferred embodiment of the present invention;

Figure 2 is an exploded view of another device structure according to a preferred embodiment of the present invention;

Figures 3A, 3B, and 3C are schematic diagrams of the locking action of the top cover and the appliance according to Figure 1;

Figures 4A, 4B, and 4C are schematic diagrams of the unscrewing action of the top cover and the appliance according to Figure 1;

Figures 5A, 5B, and 5C are schematic diagrams of the locking action of the top cover and the appliance according to Figure 2;

Figures 6A, 6B, and 6C are schematic diagrams of the unscrewing action of the top cover and the appliance according to Figure 2;

Figure 7 is an exploded view of the device structure of another preferred embodiment of the present invention;

Figure 8 is an exploded view of yet another device structure according to another preferred embodiment of the present invention;

Figure 9 is an exploded and partially enlarged view of the device structure of yet another preferred embodiment of the present invention;

Figure 10 is an exploded view of the device structure of another preferred embodiment of the present invention;

Figure 11 is a schematic diagram (1) of the actual use of the device according to a preferred embodiment of the present invention;

Figure 12 is a schematic diagram (2) of the actual use of the device according to a preferred embodiment of the present invention;

Figures 13A and 13B are illustrations (1) of the device and appliance according to a preferred embodiment of the present invention;

Figures 14A and 14B are illustrations (2) of the device and appliance according to a preferred embodiment of the present invention.

Explanation of reference signs

Top cover (1) Thread (11)

Bump (12) Bevel (13)

Plunger (14) Thread (15)

Appliances (2) Threads (21)

Movable buckle (22) opening (23)

Projection (24) Bevel (25).

Detailed ways

Please refer to Figures 1 to 2, which discloses an exploded view of a device with a locking function according to a preferred embodiment of the present invention; the device consists of: a top cover 1 with a thread 11 at one end and an inner or outer peripheral surface. There is a protruding point 12, which can be in the form of a slope 13 (or other geometric shapes, such as arc surfaces, etc.); and a device 2, such as various containers, such as bottles, cans, etc. Or have a structure with relative threads. The appliance 2 has an opening 23 with threads 21 on its circumferential surface, which can be screwed with the top cover 1, and a movable buckle 22 with a displacement and reset effect on its circumferential surface. The surface of the movable buckle 22 There is a protruding portion 24 corresponding to the protruding point 12. The protruding portion 24 can also be in the form of a slope 25 (or other geometric shapes, such as arc surfaces, etc.).

Please refer to Figure 3A, Figure 3B, and Figure 3C, which are schematic diagrams of the locking action of the top cover and the appliance in Figure 1; as shown in Figure 3A, when the top cover 1 and the appliance 2 are screwed together; as shown in Figure 3B, the The continuous rotation of the top cover 1 will cause the protrusion 12 to move to the protrusion 24 on the surface of the movable buckle 22 during the rotation, and use the relative inclined surfaces 13 and 25 to push the movable buckle 22 radially (towards the right side of the figure) direction) displacement, so that the protruding point 12 can smoothly cross the protruding portion 24; as shown in Figure 3C, the movable buckle 22 will return to its original position radially (toward the left side of the figure) and block due to its own elasticity. The reverse rotation path of the protrusion 12 prevents the top cover 1 from being opened by reverse rotation.

Please continue to refer to Figure 4A, Figure 4B, and Figure 4C, which are schematic diagrams of the unscrewing action of the top cover and the appliance in Figure 1; as shown in Figure 4A, when the top cover 1 and the appliance 2 are combined and not opened, the protruding portion 24 Block the reverse rotation path of the protrusion 12 to limit the opening of the top cover 1; as shown in Figure 4B, when opening the top cover 1, first press the movable buckle 22 to make the protrusion 24 radial (Toward the right side of the figure) deviate from the original position; as shown in Figure 4C, when there is no obstruction on the rotation path of the bump 12, the top cover 1 can be unscrewed smoothly in the reverse direction.

Please refer to Figure 5A, Figure 5B, and Figure 5C, which are schematic diagrams of the locking action of the top cover and the appliance in Figure 2; as shown in Figure 5A, when the top cover 1 and the appliance 2 are screwed to each other; as shown in Figure 5B, The continuous rotation of the top cover 1 will cause the protrusion 12 to move to the protrusion 24 on the surface of the movable buckle 22 during the rotation, thereby pushing the movable buckle 22 to axially (toward the bottom of the figure) displacement, causing the protrusion to Point 12 crosses the protruding portion 24; as shown in Figure 5C, the movable buckle 22 will immediately return to its original position (toward the top of the figure) due to its own elastic force, blocking the reverse rotation path of the protruding point 12 to limit the Top cover 1 cannot be opened by reverse rotation.

Please continue to refer to Figure 6A, Figure 6B, and Figure 6C, which are schematic diagrams of the unscrewing action of the top cover and the appliance in Figure 2; as shown in Figure 6A, when the top cover 1 and the appliance 2 are combined and not opened, the protruding portion 24 Block the reverse rotation path of the protrusion 12, thereby limiting the smooth opening of the top cover 1; as shown in Figure 6B, when opening the top cover 1, you must first press down the movable buckle 22 to make the protruding portion 24 axially (towards the bottom of the figure) deviate from the original position; as shown in Figure 6C, the top cover 1 can be smoothly unscrewed in the reverse direction without any obstruction to the rotation of the bump 12.

Please refer to Figures 7 and 8 together, which are an exploded view of a device with a locking function according to another preferred embodiment of the present invention; the device consists of: a top cover 1, which can be provided with a top cover 1 on the inner or outer peripheral surface. The protruding point 12 can be in the form of a bevel 13 (or other geometric shapes, such as a curved surface, etc.). The top cover 1 is provided with a plunger 14 with a thread 15 on its circumferential surface in the center; an appliance. 2. One end is provided with an opening 23 with a thread 21 for screwing with the plunger 14 of the top cover 1. The other end can be freely connected with various containers, such as bottles, cans, etc., or structures with corresponding threads according to the purpose. Combined, the device 2 is provided with a movable buckle 22 on the circumferential surface (can be radially/laterally displaced, as shown in Figure 7; can be axially/longitudinally displaced, as shown in Figure 8), and the surface of the movable buckle 22 is provided with a protruding portion 24 Corresponding to the protrusion 12 , the protrusion 24 can also be in the form of a slope 25 (or other geometric shapes, such as arc surfaces, etc.).

Please refer to Figures 9 and 10 together, which are exploded and partially enlarged views of a device with a locking function according to another preferred embodiment of the present invention; the device consists of: a top cover 1 with threads inside. 11. A protruding point 12 can be provided on the inner or outer peripheral surface, and the protruding point 12 can be in the shape of a slope 13 (or other geometric shapes, such as arc surfaces, etc.); a device 2 has a spring cover at one end and is There is a thread 21 for screwing with the thread 11 of the top cover 1. The other end is a bottom cover and can be freely combined with various containers, such as bottles, cans, etc., or structures with corresponding threads according to the purpose. The appliance 2 A movable buckle 22 is provided on the peripheral surface, and an external elastic component such as a spring is used to achieve axial/longitudinal displacement. The surface of the movable buckle 22 is provided with a protruding portion 24 corresponding to the protruding point 12. The protruding portion 24 is also It can be in the form of a slope 25 (or other geometric shapes, such as arc surfaces, etc.).

The ingenious design of the present invention is that the protruding portion 24 on the surface of the movable buckle 22 is arranged on the rotation path of the protruding point 12 of the top cover 1 , and the shapes of the protruding portion 24 and the protruding point 12 can be any geometric shape. , such as the triangle in this example, when the protruding point 12 comes into contact with the opposite inclined surfaces 13 and 25 of the protruding portion 24, the protruding point 12 slides past the protruding portion 24 by using rotational force. Extrusion makes radial or axial displacement. After completely sliding over the protruding part 24, the protruding part 24 will immediately reset and form a stop, so that the protruding point 12 cannot reversely rotate and exit, that is, the limit of the top is reached. The function of opening cover 1.

The above-mentioned movable buckle 22 can be integrally formed with the device 2 or can be an independent separate component. The movable buckle 22 can be made of elastic material, or combined with an external elastic component (such as a spring) to have Displacement and reset effects.

Please refer to Figures 11 and 12, which are schematic diagrams (1) and (2) of the actual use of the device with a locking function of the present invention; when the top cover 1 is actually combined with a common appliance 2 such as various cans, bottles, When containers such as kettles and thermos bottles have unspecified structures with corresponding threads, when combined with each other, the threads 11 of the top cover 1 and the threads 21 of the appliance 2 can be freely adjusted to match the male/female threads. type.

Please refer to Figure 13A and Figure 13B , which are diagrams of an embodiment of a device with a locking function applied to a kettle; the top cover 1 is screwed with the appliance 2, and the appliance 2 is combined with a container (i.e., the kettle body); when in use, Hold the top cover 1 with one hand and the container with the other hand. Rotate the hand holding the top cover 1 in the opposite direction (in the direction indicated by the arrow in the figure). At this time, the protruding portion 24 blocks the reverse rotation of the protruding point 12. path, so that the top cover 1 cannot be reversed and opened, and the top cover 1 together with the appliance 2 will be separated from the container.

Please refer to Figures 14A and 14B again. When only the top cover 1 is opened, first hold the top cover 1 and the appliance 2 with both hands, and then press the movable buckle 22 to cause the protruding portion 24 to move, so that the protruding point 12 The rotation path is without any obstruction. At this time, the hand holding the top cover 1 rotates in the opposite direction (in the direction indicated by the arrow in the picture), and the top cover 1 can be easily separated from the appliance 2.

However, the above descriptions are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention accordingly. All equivalent structural changes made by using the description and drawings of the present invention are equally included in the scope of the present invention. within the range.

Claims (5)

1. A device having a latching function, comprising:

the top cover is provided with threads and a salient point; and

The periphery of the device is provided with a movable buckle with a protruding part, the movable buckle has displacement and resetting effects, and the protruding part on the surface corresponds to the protruding point;

after the top cover is screwed with the device, the convex point passes over the convex part and is blocked by the convex part to be unable to unscrew.

2. The device with latching function according to claim 1, wherein the means is any one of a container or a structure with opposing threads.

3. The device with locking function as claimed in claim 1, wherein the elastic displacement direction of the movable buckle is radial or axial, or the elastic displacement direction of the movable buckle is transverse or longitudinal.

4. The device of claim 1, wherein the movable catch is integrally formed with the implement or is a separate component.

5. The device of claim 1, wherein the movable buckle is made of elastic material or combined with an external elastic component.