CN219864556U - Lock catch structure and cabinet - Google Patents

Abstract

The utility model discloses a locking structure and a cabinet, wherein the locking structure comprises a fixing piece, a handle, a locking piece and a connecting rod, the handle comprises a pull rod, a connecting rod and a limiting rod, the pull rod and the limiting rod are respectively positioned at the front side and the rear side of the fixing piece, the connecting rod is connected to the fixing piece in a sliding manner along the front-rear direction of the fixing piece, and two ends of the connecting rod are respectively fixedly connected with the pull rod and the limiting rod; the locking piece is provided with a first locking state and a second unlocking state; one end of the connecting rod is connected with the limiting rod, the other end of the connecting rod is connected with the locking piece, and when the connecting rod moves along the front-back direction of the fixing piece, the locking piece is switched between the first state and the second state.

Description

Lock catch structure and cabinet

Technical Field

The utility model relates to the technical field of locks, in particular to a lock catch structure and a cabinet.

Background

At present, a lock catch structure is arranged on a drawer of the cabinet, so that the drawer can be conveniently locked when the drawer is retracted into the cabinet body. In the related art, the installation position of the handle of the locking structure corresponds to the installation position of the locking piece, so that the installation position of the handle is unreasonable sometimes.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the lock catch structure which can ensure that the installation position of the handle is reasonable.

The utility model also provides a cabinet.

According to the lock catch structure provided by the embodiment of the utility model, the lock catch structure comprises a fixing piece, a handle, a lock catch piece and a connecting rod, wherein the handle comprises a pull rod, a connecting rod and a limiting rod, the pull rod and the limiting rod are respectively positioned at the front side and the rear side of the fixing piece, the connecting rod is connected to the fixing piece in a sliding manner along the front-rear direction of the fixing piece, and two ends of the connecting rod are respectively fixedly connected with the pull rod and the limiting rod; the locking piece is provided with a first locking state and a second unlocking state; one end of the connecting rod is connected with the limiting rod, the other end of the connecting rod is connected with the locking piece, and when the connecting rod moves along the front-back direction of the fixing piece, the locking piece is switched between the first state and the second state.

The lock catch structure provided by the embodiment of the utility model has at least the following beneficial effects: because the latch has the first state of locking and the second state of unblock, connecting rod one end is connected in the gag lever post, and the other end is connected in the latch, and when the connecting rod back-and-forth movement, the latch switches between first state and second state. Therefore, after the installation position of the locking piece is determined, connecting rods with different lengths can be selected according to actual conditions, so that the handle position is changed, and the handle is ensured to be at the most reasonable installation position.

According to one embodiment of the present utility model, the locking structure further includes a spring, and the spring is connected between the limit rod and the fixing member or between the pull rod and the fixing member.

According to one embodiment of the utility model, two connecting rods are arranged, wherein two ends of one connecting rod are fixedly connected with one end of the pull rod and one end of the limiting rod respectively, and two ends of the other connecting rod are fixedly connected with the other ends of the pull rod and the other end of the limiting rod respectively.

According to one embodiment of the utility model, the pull rod comprises a pull plate, a first supporting piece and a second supporting piece, wherein the first supporting piece and the second supporting piece are respectively connected to two ends of the pull plate, and the first supporting piece and the second supporting piece are respectively connected with the two connecting rods.

According to one embodiment of the utility model, the locking piece comprises a limiting piece, a hook, a rotating shaft and a torsion spring, wherein the limiting piece is provided with a limiting opening, the rotating shaft is connected with the limiting piece, the hook is rotatably connected with the rotating shaft and penetrates through the limiting opening, the hook is provided with an arc-shaped surface, the arc-shaped surface is in butt joint with the connecting rod, the torsion spring is sleeved on the rotating shaft, and two ends of the torsion spring are respectively connected with the limiting piece and the hook.

According to one embodiment of the utility model, the limiting piece is provided with a through hole, the hook is provided with a placing groove, one end of the torsion spring is arranged through the through hole, and the other end of the torsion spring is abutted against the placing groove.

According to one embodiment of the utility model, the connecting rod comprises a rod body and a roller, one end of the rod body is connected with the limiting rod, the other end of the rod body is rotatably connected with the roller, and the roller is abutted against the arc-shaped surface.

According to one embodiment of the utility model, one end of the rod body, which is far away from the limiting rod, is provided with a connecting part, two rollers are arranged, and the two rollers are respectively connected to two opposite sides of the connecting part.

The cabinet comprises a body, a drawer and a locking structure, wherein the body is provided with an avoidance opening for avoiding the locking piece, the drawer is connected to the body in a sliding mode, the fixing piece is fixed to the drawer, and the locking piece can lock the drawer to the body or unlock the drawer from the body.

The cabinet provided by the embodiment of the utility model has at least the following beneficial effects: the lock catch structure can ensure that the handle is at the most reasonable installation position, so that the cabinet meets the use requirements of customers.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of a latch structure according to an embodiment of the present utility model;

FIG. 2 is a schematic view of another view of a latch structure according to an embodiment of the present utility model;

FIG. 3 is a partial cross-sectional view of a latch structure according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a latch structure according to an embodiment of the present utility model mounted to a drawer;

fig. 5 is a schematic view of a cabinet according to an embodiment of the utility model.

Reference numerals:

a cabinet 10;

a latch structure 1000;

a fixing member 100;

a handle 200; a tie rod 210; a pulling plate 211; a first support 212; a second support 213; a connecting rod 220; a limit lever 230;

a catch piece 300; a stopper 310; a limit opening 311; a through hole 312; pointing 320; an arcuate surface 321; a placement groove 322; a rotation shaft 330; a torsion spring 340;

a connecting rod 400; a rod body 410; a connection part 411; a roller 420;

a spring 500;

a drawer 2000;

a body 3000; dodging port 3100.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation, such as the orientation or positional relationship indicated above, below, inside, outside, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

At present, a lock catch structure is arranged on a drawer of the cabinet, so that the drawer can be conveniently locked when the drawer is retracted into the cabinet body. In the related art, the installation position of the handle of the locking structure corresponds to the installation position of the locking piece, so that the installation position of the handle is unreasonable sometimes.

To this end, an embodiment of the present utility model proposes a latch structure 1000, and is specifically shown in fig. 1 to 3 with reference to the drawings.

Referring to fig. 1 and 2, a latch structure 1000 according to an embodiment of the present utility model, the latch structure 1000 includes a fixing member 100, a handle 200, a latch member 300, and a link 400. The pull handle 200 includes a pull rod 210, a connecting rod 220, and a stopper rod 230. It should be noted that the pull rod 210 and the stop lever 230 are respectively located at the front and rear sides of the fixing member 100. In addition, the connecting rod 220 is slidably connected to the fixing member 100 along the front-rear direction of the fixing member 100, and both ends of the connecting rod 220 are fixedly connected to the pull rod 210 and the limit rod 230, respectively. It will be appreciated that when the user pulls the pull rod 210 forward, the pull rod 210, the connecting rod 220, and the stopper rod 230 simultaneously move forward in the front-rear direction of the fixing member 100. Obviously, the limiting rod 230 plays a limiting role to prevent the pull handle 200 from being separated from the fixing member 100 after being pulled. It should be noted that the connecting rod 220 may be fixedly connected to the pull rod 210 by a threaded connection, welding, or the like. It should be noted that the connecting rod 220 may be fixedly connected to the stop lever 230 by a threaded connection, welding, or the like.

Referring to fig. 1 and 2, in one embodiment, two connecting rods 220 are provided, wherein two ends of one connecting rod 220 are fixedly connected to one end of the pull rod 210 and one end of the limit rod 230, respectively, and two ends of the other connecting rod 220 are fixedly connected to the other ends of the pull rod 210 and the limit rod 230, respectively. It will be appreciated that with the above arrangement, the movement of the drawbar 210, the connecting rod 220, and the stop bar 230 is more stable when the user pulls the drawbar 210.

With continued reference to fig. 1 and 2, it should be noted that the pull rod 210 includes a pull plate 211, a first support 212, and a second support 213. The first supporting member 212 and the second supporting member 213 are respectively connected to two ends of the pulling plate 211, and the first supporting member 212 and the second supporting member 213 are respectively connected to two connecting rods 220. It will be appreciated that with the above arrangement, there is a gap between the pulling plate 211 and the mount 100 through which a user can just put his hand in and pull the pulling plate 211. That is, with the above arrangement, the user can pull the pull rod 210 more conveniently.

It should be noted that the latch 300 has a first locked state and a second unlocked state. Referring to fig. 1 and 2, one end of the link 400 is connected to the stopper rod 230, and the other end is connected to the locking piece 300. When the link 400 moves in the front-rear direction of the fixing member 100, the latch 300 is switched between the first state and the second state. It should be noted that, when the user pulls the pull rod 210 forward, the pull rod 210, the connecting rod 220 and the stop lever 230 simultaneously move forward along the front-rear direction of the fixing member 100, and at the same time, the connecting rod 400 moves forward along the front-rear direction of the fixing member 100 along with the stop lever 230, at this time, the latch member 300 is switched to the second state of being unlocked. When the pull rod 210 receives a rearward force, the pull rod 210, the connecting rod 220 and the stopper rod 230 simultaneously move rearward in the front-rear direction of the fixing member 100, and at the same time, the connecting rod 400 moves rearward in the front-rear direction of the fixing member 100 together with the stopper rod 230, at which time the locking piece 300 is switched to the locked first state. It will be appreciated that when the installation position of the locking device 300 is determined, the connecting rods 400 with different lengths can be selected according to the actual situation, so as to change the position of the handle 200, and ensure that the handle 200 is in the most reasonable installation position.

Referring to fig. 1, in an embodiment of the present utility model, the latch structure 1000 further includes a spring 500, wherein the spring 500 is connected between the stop lever 230 and the fixing member 100 or between the pull rod 210 and the fixing member 100. It will be appreciated that when the user pulls the pull rod 210 forward, the pull rod 210, the connecting rod 220, and the stopper rod 230 simultaneously move forward in the front-rear direction of the fixing member 100. At this time, the spring 500 is deformed and generates a force that moves the drawbar 210, the connecting rod 220, and the drawbar 230 backward in the front-rear direction of the fixing member 100 at the same time. When the user releases his/her hand and stops applying a forward pulling force to the pull rod 210, the connection rod 220, and the stopper rod 230 are simultaneously moved backward in the front-rear direction of the fixing member 100 by the force applied by the spring 500. So that the catch member 300 can be automatically switched from the unlocked second state to the locked first state without the need for the user to additionally apply a rearward force.

Referring to fig. 3, a latch structure 1000 according to an embodiment of the present utility model includes a stopper 310, a hook 320, a rotation shaft 330, and a torsion spring 340. Wherein, the limiting member 310 is provided with a limiting opening 311, and the rotating shaft 330 is connected to the limiting member 310. The hook 320 is rotatably connected to the rotating shaft 330 and penetrates through the limiting opening 311. It will be appreciated that the catch 320 can only rotate within the angle defined by the limit opening 311. The shape and size of the limiting opening 311 are not particularly limited here.

Referring to fig. 2 and 3, it should be noted that the pointing handle 320 is provided with an arc surface 321, and the arc surface 321 abuts against the connecting rod 400. It can be appreciated that when the connecting rod 400 moves along the front-back direction of the fixing member 100, the arc surface 321 is driven to move, so that the hook 320 rotates around the rotation shaft 330, and the locking member 300 is switched between the first state and the second state. In one embodiment, the link 400 includes a rod body 410 and a roller 420. One end of the rod body 410 is connected with the stop lever 230, the other end is rotatably connected with the roller 420, and the roller 420 is abutted against the arc-shaped surface 321. It will be appreciated that through the above arrangement, the movement of the arcuate surface 321 is smoother, and the rotation of the hook 320 is smoother. Meanwhile, when moving, the roller 420 does not cause excessive damage to the arc-shaped surface 321, and the service life of the pointing handle 320 can be prolonged.

Referring to fig. 2 and 3, in one embodiment, a connecting portion 411 is disposed at an end of the rod body 410 away from the stop lever 230, two rollers 420 are disposed, and the two rollers 420 are respectively connected to two opposite sides of the connecting portion 411. It can be appreciated that by providing two rollers 420, the link 400 can better and more smoothly carry the pointing handle 320 to rotate. In another embodiment, two connecting portions 411 are provided, and four rollers 420 are provided, wherein two rollers 420 are respectively connected to two opposite sides of one connecting portion 411, and the other two rollers 420 are respectively connected to two opposite sides of the other connecting portion 411.

Referring to fig. 3, it should be noted that the torsion spring 340 is sleeved on the rotating shaft 330, and two ends of the torsion spring are respectively connected with the limiting member 310 and the hook 320. It will be appreciated that when the user pulls the pull rod 210 forward and rotates the hook 320 via the link 400, the torsion spring 340 deforms and generates a torque that returns the hook 320 to its original position, and the catch piece 300 is in the unlocked second state. When the user releases his/her hand, the catch 320 returns to its original position under the torque of the torsion spring 340, and the latch 300 is in the first state of being locked.

Referring to fig. 3, in one embodiment, the limiting member 310 is provided with a through hole 312, the hook 320 is provided with a placement groove 322, one end of the torsion spring 340 is inserted through the through hole 312, and the other end is abutted against the placement groove 322. It should be noted that, when the hook 320 rotates, one end of the torsion spring 340 is always located in the through hole 312, and the other end is always located in the placement groove 322, so that the torsion spring 340 is deformed. It should be noted that one end of the torsion spring 340 may be welded to the limiting member 310, and the other end may be welded to the hook 320.

An embodiment of the present utility model further provides a cabinet 10, specifically referring to fig. 4 and 5 of the drawings, which includes a main body 3000, a drawer 2000, and a latch structure 1000 according to an embodiment of the present utility model. Wherein, body 3000 is equipped with the dodge mouth 3100 that is used for dodging latch 300, and drawer 2000 sliding connection is in body 3000, and mounting 100 is fixed in drawer 2000, and latch 300 can lock drawer 2000 in body 3000, or with drawer 2000 and body 3000 unblock.

According to the cabinet 10 of the embodiment of the utility model, the latch structure 1000 can ensure that the handle 200 is at the most reasonable installation position, so that the cabinet 10 meets the use requirements of customers.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, and finally, it should be described that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present utility model.

Claims (9)

1. The hasp structure, its characterized in that includes:

a fixing member;

the handle comprises a pull rod, a connecting rod and a limiting rod, wherein the pull rod and the limiting rod are respectively positioned at the front side and the rear side of the fixing piece, the connecting rod is connected with the fixing piece in a sliding manner along the front-rear direction of the fixing piece, and two ends of the connecting rod are respectively fixedly connected with the pull rod and the limiting rod;

a locking piece having a first locked state and a second unlocked state;

and one end of the connecting rod is connected with the limiting rod, the other end of the connecting rod is connected with the locking piece, and when the connecting rod moves along the front-back direction of the fixing piece, the locking piece is switched between the first state and the second state.

2. The latch mechanism of claim 1, further comprising a spring coupled between the stop bar and the securing member or between the pull bar and the securing member.

3. The lock catch structure according to claim 1, wherein two connecting rods are provided, wherein two ends of one connecting rod are fixedly connected with one end of the pull rod and one end of the limit rod respectively, and two ends of the other connecting rod are fixedly connected with the other ends of the pull rod and the limit rod respectively.

4. The latch mechanism according to claim 3, wherein said pull rod comprises a pull plate, a first support member and a second support member, said first support member and said second support member are respectively connected to two ends of said pull plate, and said first support member and said second support member are respectively connected to two of said connecting rods.

5. The latch structure according to claim 1, wherein the latch member includes a limiting member, a hook, a rotating shaft and a torsion spring, the limiting member is provided with a limiting opening, the rotating shaft is connected to the limiting member, the hook is rotatably connected to the rotating shaft and penetrates through the limiting opening, the hook is provided with an arc surface, the arc surface is abutted to the connecting rod, the torsion spring is sleeved on the rotating shaft, and two ends of the torsion spring are respectively connected with the limiting member and the hook.

6. The latch mechanism according to claim 5, wherein the stopper has a through hole, the hook has a placement groove, one end of the torsion spring is disposed through the through hole, and the other end of the torsion spring is abutted to the placement groove.

7. The latch mechanism according to claim 5, wherein said link includes a rod and a roller, one end of said rod being connected to said stop lever and the other end being rotatably connected to said roller, said roller being abutted to said arcuate surface.

8. The lock catch structure according to claim 7, wherein one end of the rod body, which is far away from the limiting rod, is provided with a connecting portion, two rollers are provided, and the two rollers are respectively connected to two opposite sides of the connecting portion.

9. The cabinet is characterized by comprising a body, a drawer and the locking structure of any one of claims 1 to 8, wherein the body is provided with an avoidance opening for avoiding the locking piece, the drawer is slidably connected to the body, the fixing piece is fixed to the drawer, and the locking piece can lock the drawer to the body or unlock the drawer from the body.