CN213510045U - Cabinet lock - Google Patents

Abstract

The utility model provides a cabinet lock. A cabinet lock, comprising: the lock body is provided with a mounting cavity and a locking assembly, and the locking assembly is provided with a locking state and an unlocking state; the signboard is provided with an insertion part, the insertion part can extend into or withdraw from the installation cavity, and the insertion part is provided with a clamping groove; the limiting component is arranged in the mounting cavity and comprises a limiting pin capable of moving in the mounting cavity; the handle is movably connected with the lock body and is provided with a stopping part; when the handle is in a locking state, the handle is locked at the covering position by the locking assembly, and the stop part extends into the mounting cavity and is matched with the limiting assembly so as to keep the limiting pin in a clamping state with the clamping groove; when the handle is in an unlocking state, the locking component releases the locking of the handle, the handle is switched to an opening position from a covering position, the stopping part is separated from the limiting component, and the motion limitation of the limiting pin is released. The utility model provides a problem that signboard is difficult for taking out and drops easily behind cabinet lock unblock among the prior art.

Description

Cabinet lock

Technical Field

The utility model relates to a rack lock field particularly, relates to a can fix rack lock of signboard.

Background

At present, a power station, a transformer substation, a converter station and the like in the power industry have a large number of control and detection cabinets, and due to the fact that the appearances of the cabinets are very similar, a signboard cabinet lock capable of being locked needs to be installed on the cabinet for preventing misoperation. The existing signboard can be taken out only by pressing the protruding structure of the signboard after the cabinet lock is unlocked, so that the operation is inconvenient. Under the state of unblanking, because lack the spacing fixed of rack lock handle, the signboard exists the easy obscission.

Therefore, the problem that the signboard is not easy to take out and fall off after the cabinet lock is unlocked exists in the prior art.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a cabinet lock to solve the difficult problem that takes out and drop easily of signboard behind the cabinet lock unblock among the prior art.

In order to achieve the above object, according to an aspect of the present invention, there is provided a cabinet lock, including: the lock body is provided with a mounting cavity and a locking assembly, and the locking assembly is provided with a locking state and an unlocking state; the signboard is provided with an insertion part, the insertion part can extend into or withdraw from the installation cavity, and the insertion part is provided with a clamping groove; the limiting component is arranged in the mounting cavity and comprises a limiting pin capable of moving in the mounting cavity; the handle is movably connected with the lock body and is provided with a stopping part; when the handle is in a locking state, the handle is locked at the covering position by the locking assembly, and the stop part extends into the mounting cavity and is matched with the limiting assembly so as to keep the limiting pin in a clamping state with the clamping groove; when the handle is in an unlocking state, the locking component releases the locking of the handle, the handle is switched to an opening position from a covering position, the stopping part is separated from the limiting component, and the motion limitation of the limiting pin is released.

Further, the limiting assembly is arranged in the mounting cavity and matched with the stopping part in a stopping mode, when the handle is located at the covering position, the stopping part is located on the returning path of the limiting pin to prevent the limiting pin from moving towards the direction far away from the inserting part, and one end, facing the inserting part, of the limiting pin can be inserted into the clamping groove.

Further, spacing subassembly still includes the first piece that resets, and the first piece that resets and spacer pin butt to make spacer pin and insert portion butt when making the insert portion stretch into the installation intracavity.

Further, spacing subassembly still includes the mount pad, and the mount pad has the mounting hole, and the spacer pin activity sets up in the mounting hole, and the both ends of spacer pin can stretch out by the both ends of mounting hole respectively, and first piece butt that resets is between mount pad and spacer pin, and when the locking part stretched into the installation intracavity, the locking position was located one side of mount pad and was kept away from the one end butt of inserting portion with the spacer pin.

Furthermore, the spacing pin has the spacing groove, and the rack lock still includes the spacing pin, and the spacing pin inserts the spacing inslot to the movement distance of restriction spacing pin.

Furthermore, the signboard still includes the signboard main part, and the signboard main part can be dismantled with the portion of inserting and be connected or integrated into one piece, and the portion of inserting is the slice.

Further, the lock body has an insertion hole into which the insertion portion protrudes into the mounting cavity.

Further, one end of the limiting pin, which is matched with the inserting part, is provided with a spherical surface, and when the stopping part exits from the mounting cavity, the inserting part can extrude the spherical surface to enable the limiting pin to move.

Furthermore, the circumferential side wall of the limiting pin is provided with a step surface, and the first resetting piece is abutted against the step surface; and/or the clamping groove is a plurality of clamping grooves, and at least one clamping groove is arranged at one group of opposite edges of the insertion part respectively.

Further, the handle is pivotally or slidably connected to the lock body.

Use the technical scheme of the utility model, rack lock in this application includes lock body, signboard, spacing subassembly and handle. The lock body is provided with a mounting cavity and a locking assembly, and the locking assembly is provided with a locking state and an unlocking state; the signboard is provided with an insertion part, the insertion part can extend into or withdraw from the installation cavity, and the insertion part is provided with a clamping groove; the limiting assembly is arranged in the mounting cavity and comprises a limiting pin capable of moving in the mounting cavity; the handle is movably connected with the lock body and is provided with a stopping part; when the handle is in a locking state, the handle is locked at the covering position by the locking assembly, and the stop part extends into the mounting cavity and is matched with the limiting assembly so as to keep the limiting pin in a clamping state with the clamping groove; when the handle is in an unlocking state, the locking component releases the locking of the handle, the handle is switched to an opening position from a covering position, the stopping part is separated from the limiting component, and the motion limitation of the limiting pin is released.

When the cabinet lock with the structure is used, when the locking assembly is in an unlocking state, the handle is switched to the opening position from the covering position, and the signboard can stretch into or withdraw from the installation cavity at the moment. And when the inserting part of the signboard stretches into the mounting cavity to be in place, the locking assembly is switched to the locking state from the unlocking state, and the handle is switched to the covering position from the opening position, the inserting part cannot withdraw from the mounting cavity due to the effect of the limiting assembly on the clamping groove of the inserting part, so that the signboard is locked. Therefore, the problem that the signboard is difficult to take out after the cabinet lock unblock among the prior art has been solved effectively to the cabinet lock in this application.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of a cabinet lock according to an embodiment of the present invention;

FIG. 2 is a schematic view of the cabinet lock of FIG. 1 with the handle in a closed position;

FIG. 3 shows an enlarged view at A in FIG. 2;

FIG. 4 shows a top view of the cabinet lock of FIG. 2;

FIG. 5 shows an enlarged view at B in FIG. 4;

FIG. 6 is a schematic view of the cabinet lock of FIG. 1 with the handle in an open position;

FIG. 7 shows an enlarged view at C in FIG. 6;

FIG. 8 shows a top view of the cabinet lock of FIG. 6;

FIG. 9 shows an enlarged view at D in FIG. 8;

FIG. 10 is a schematic view of the cabinet lock of FIG. 1 with the handle in an open position and the insert portion removed from the mounting cavity;

FIG. 11 shows an enlarged view at E in FIG. 10;

FIG. 12 shows a top view of the cabinet lock of FIG. 10;

fig. 13 shows an enlarged view at F in fig. 12.

Wherein the figures include the following reference numerals:

10. a lock body; 11. a mounting cavity; 12. an insertion hole; 20. a signboard; 21. an insertion portion; 22. a signboard main body; 211. a card slot; 30. a limiting component; 31. locking the limiting pin; 311. a limiting groove; 32. a first reset member; 33. a mounting seat; 331. mounting holes; 40. a handle; 41. a stopper portion; 50. and a limiting pin.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

In order to solve the problem that signboard is difficult for taking out and drops easily among the prior art behind the cabinet lock unblock, this application provides a cabinet lock.

As shown in fig. 1 to 13, the cabinet lock of the present application includes a lock body 10, a signboard 20, a stopper assembly 30, and a handle 40. The lock body 10 has a mounting cavity 11 and a locking assembly having a locked state and an unlocked state; the signboard 20 is provided with an insertion part 21, the insertion part 21 can extend into or withdraw from the installation cavity 11, and the insertion part 21 is provided with a clamping groove 211; the limiting assembly 30 is arranged in the mounting cavity 11, and the limiting assembly 30 comprises a locking limiting pin 31 capable of moving in the mounting cavity 11; the handle 40 is movably connected with the lock body 10, and the handle 40 is provided with a stopping part 41; when the locking component is in a locking state, the locking component locks the handle 40 at a covering position, and the stop part 41 extends into the installation cavity 11 and is matched with the limiting component 30, so that the locking limiting pin 31 is kept in a locking state with the clamping groove 211; when the locking assembly is in the unlocking state, the locking assembly releases the locking of the handle 40, the handle 40 is switched from the covering position to the opening position, the stopping part 41 is separated from the limiting assembly 30, and the motion limitation of the locking limiting pin 31 is released.

When the cabinet lock with the structure is used, when the locking assembly is in the unlocking state, the handle 40 is switched from the covering position to the opening position, and the signboard 20 can extend into or withdraw from the installation cavity 11. When the insertion portion 21 of the signboard 20 extends into the installation cavity 11 to a proper position, the locking assembly is switched from the unlocked state to the locked state, and the handle 40 is switched from the open position to the covering position, the insertion portion 21 cannot exit from the installation cavity 11 due to the effect of the limiting assembly 30 on the clamping groove 211 of the insertion portion 21, so that the signboard 20 is locked. Therefore, the problem that the signboard is difficult to take out after the cabinet lock unblock among the prior art has been solved effectively to the cabinet lock in this application.

Optionally, the handle 40 is pivotally or slidably connected to the lock body 10. In one embodiment of the present application, the handle 40 is pivotally connected to the lock body 10.

As shown in figure 1, the signboard also comprises a signboard main body 22, the signboard main body 22 is detachably connected with the insertion part 21 or integrally formed, and the insertion part 21 is sheet-shaped. The lock body 10 has an insertion hole 12 through which the insertion portion 21 extends into the mounting cavity 11. The lock body 10 may be formed with an insertion hole 12 at one side wall, or may be formed with an insertion hole 12 at both side walls, so that the insertion portion 21 of the signboard 20 may be inserted into or withdrawn from the installation cavity 11 from the insertion hole 12 at any one side wall of the lock body 10.

It should be noted that, in this application, the inside of installation cavity 11 is further provided with a limiting wall, when inserting portion 21 stretches into installation cavity 11, inserting portion 21 is located between limiting wall and limiting component 30, and the extending direction of limiting wall is the same as the direction that inserting portion 21 stretches into installation cavity 11 so as to limit the end of inserting portion 21 far away from limiting component 30, thereby preventing inserting portion 21 from deflecting in the process of stretching into installation cavity 11.

As shown in fig. 1 to 13, the stopper assembly 30 includes a latch stopper pin 31 and a first restoring member 32. The locking limiting pin 31 is movably arranged in the mounting cavity 11 and matched with the stopping part 41 in a stopping way, when the handle 40 is at the covering position, the stopping part 41 is positioned on the retraction path of the locking limiting pin 31 to prevent the locking limiting pin 31 from moving in the direction away from the insertion part 21, and one end of the locking limiting pin 31 facing the insertion part 21 can be inserted into the clamping groove 211; the first restoring member 32 abuts against the lock stopper pin 31 so that the lock stopper pin 31 abuts against the insertion portion 21 when the insertion portion 21 is inserted into the mounting cavity 11. With such an arrangement, when the insertion portion 21 extends into the mounting cavity 11 to a certain position and the handle 40 is switched from the open position to the closed position, the stopper portion 41 of the handle 40 can stop one end of the locking limit pin 31, and the other end of the locking limit pin 31 extends into the slot 211 of the insertion portion 21, so that the insertion portion 21 can be effectively prevented from exiting the mounting cavity 11. After the handle 40 is switched from the closed position to the open position, the stop portion 41 no longer stops the locking limiting pin 31, and the locking limiting pin 31 can still extend into the clamping groove 211 under the action of the first resetting piece 32, so that the insertion portion 21 can be effectively prevented from sliding out of the mounting cavity 11. Therefore, the problem that the signboard is not easy to take out and drop after the cabinet lock is unlocked in the prior art is effectively solved.

Preferably, the end of the lock stopper pin 31 engaged with the insertion portion 21 has a spherical surface, and when the stopper portion 41 exits the mounting cavity 11, the insertion portion 21 can press the spherical surface to move the lock stopper pin 31. In addition, if the insertion portion 21 needs to be pulled out of the mounting cavity 11, the insertion portion 21 presses the lock stopper pin 31 in the process of withdrawing the insertion portion 21 from the mounting cavity 11, so that the lock stopper pin 31 presses the spring, and the lock stopper pin 31 can be withdrawn from the engaging groove 211. On the other hand, by providing a spherical surface at the end of the lock stopper pin 31 that engages with the insertion portion 21, the engagement groove 211 can be more easily pressed against the lock stopper pin 31.

Correspondingly, the locking groove 211 has an arc-shaped groove surface matching with the spherical surface.

As shown in fig. 1 to 13, the position limiting assembly 30 further includes a mounting seat 33, the mounting seat 33 has a mounting hole 331, the locking limiting pin 31 is movably disposed in the mounting hole 331, and two ends of the locking limiting pin 31 can respectively extend out from two ends of the mounting hole 331, the first reset piece 32 abuts between the mounting seat 33 and the locking limiting pin 31, when the stopping portion 41 extends into the mounting cavity 11, the stopping portion 41 is located on one side of the mounting seat 33 and abuts against one end of the locking limiting pin 31 far away from the insertion portion 21. Through setting up like this, can inject the motion route of shutting spacer pin 31 effectively to can prevent that shutting spacer pin 31 from appearing the skew at the in-process of motion, and then can improve the performance of rack lock effectively.

As shown in fig. 5, 9 and 13, the locking stopper pin 31 has a stopper groove 311, and the cabinet lock further includes a stopper pin 50, and the stopper pin 50 is inserted into the stopper groove 311 to limit a moving distance of the locking stopper pin 31. Through setting up like this, can prevent that shutting spacer pin 31 from breaking away from mount pad 33 under the effect of the reset force of first piece 32 that resets to can guarantee the stability of performance of rack lock effectively.

Preferably, the circumferential side wall of the latch stopper pin 31 has a stepped surface, and the first restoring member 32 abuts against the stepped surface. Through setting up like this, can guarantee effectively that the butt between first piece 32 that resets and the shutting spacer pin 31 is more stable and prevent that the shutting spacer pin 31 breaks away from first piece 32 that resets.

In one embodiment of the present application, the plurality of card slots 211 is provided, and at least one card slot 211 is provided at a set of opposite edges of the insertion portion 21. In this case, the lock body 10 has insertion holes 12 at both ends thereof, so that the insertion portion 21 of the signboard 20 can be inserted into the mounting cavity 11 from any one of the insertion holes 12.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

1. the problem that the signboard is not easy to take out and fall off after the cabinet lock is unlocked in the prior art is effectively solved;

2. the signboard can be effectively locked;

3. simple structure and stable performance.

It is obvious that the above described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cabinet lock, comprising:

a lock body (10), said lock body (10) having a mounting cavity (11) and a locking assembly, said locking assembly having a locked state and an unlocked state;

the signboard (20), the signboard (20) is provided with an insertion part (21), the insertion part (21) can extend into or withdraw from the installation cavity (11), and the insertion part (21) is provided with a clamping groove (211);

the limiting component (30) is arranged in the mounting cavity (11), and the limiting component (30) comprises a locking limiting pin (31) capable of moving in the mounting cavity (11);

the handle (40), the said handle (40) is connected with said lock body (10) movably, the said handle (40) has stop parts (41);

when the handle is in the locking state, the handle (40) is locked at the covering position by the locking assembly, and the stop part (41) extends into the mounting cavity (11) and is matched with the limiting assembly (30) so that the locking limiting pin (31) is kept in a clamping state with the clamping groove (211);

when the handle is in the unlocking state, the locking assembly releases the locking of the handle (40), the handle (40) is switched from the covering position to the opening position, the stop part (41) is separated from the limiting assembly (30), and the motion limitation of the locking limiting pin (31) is released.

2. A cabinet lock according to claim 1, wherein the position limiting assembly (30) is disposed in the mounting cavity (11) and is in stop engagement with the stop portion (41), and when the handle (40) is in the covering position, the stop portion (41) is located on a retraction path of the lock limiting pin (31) to prevent the lock limiting pin (31) from moving away from the insertion portion (21), and an end of the lock limiting pin (31) facing the insertion portion (21) is insertable into the slot (211).

3. A cabinet lock according to any one of claims 1-2, wherein the stop assembly (30) further comprises a first reset member (32), the first reset member (32) abutting the lock stop pin (31) such that the lock stop pin (31) abuts the insert portion (21) when the insert portion (21) is extended into the mounting cavity (11).

4. The cabinet lock according to claim 3, wherein the limiting assembly (30) further comprises a mounting seat (33), the mounting seat (33) has a mounting hole (331), the locking limiting pin (31) is movably disposed in the mounting hole (331), two ends of the locking limiting pin (31) can be extended out from two ends of the mounting hole (331), the first reset member (32) abuts between the mounting seat (33) and the locking limiting pin (31), and when the stopping portion (41) is extended into the mounting cavity (11), the stopping portion (41) is located on one side of the mounting seat (33) and abuts against one end, far away from the insertion portion (21), of the locking limiting pin (31).

5. A cabinet lock according to claim 3, wherein the locking limit pin (31) has a limit groove (311), the cabinet lock further comprising a limit pin (50), the limit pin (50) being inserted into the limit groove (311) to limit a movement distance of the locking limit pin (31).

6. The cabinet lock of claim 1, wherein the signboard further comprises a signboard body (22), the signboard body (22) is detachably connected with or integrally formed with an insertion part (21), and the insertion part (21) is in a sheet shape.

7. A cabinet lock according to claim 1, wherein the lock body (10) has an insertion hole (12) for the insertion portion (21) to protrude into the mounting cavity (11).

8. A cabinet lock according to claim 1, wherein the end of the lock limit pin (31) engaging the insert portion (21) has a spherical surface, and the insert portion (21) is capable of pressing against the spherical surface to move the lock limit pin (31) when the stop portion (41) exits the mounting cavity (11).

9. A cabinet lock according to claim 3,

the circumferential side wall of the locking limiting pin (31) is provided with a step surface, and the first resetting piece (32) is abutted against the step surface; and/or

The number of the clamping grooves (211) is multiple, and at least one clamping groove (211) is arranged at one group of opposite edges of the insertion part (21).

10. A cabinet lock according to any one of claims 1, 2, 6, 7, 8, wherein the handle (40) is pivotally or slidably connected to the lock body (10).

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