CN221002370U

CN221002370U - Lock catch structure and box with same

Info

Publication number: CN221002370U
Application number: CN202322563177.XU
Authority: CN
Inventors: 蒋宗清; 薛国赟; 田瑞清
Original assignee: Pinguan Wulian Technology Co ltd
Current assignee: Pinguan Wulian Technology Co ltd
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2024-05-24
Anticipated expiration: 2033-09-21

Abstract

The application discloses a lock catch structure and a box with the lock catch structure. The application also discloses a box with the locking structure. The application can avoid the phenomenon that the box cover is unlocked and opened by itself in the using process, can effectively protect the safety of articles in the box and reduce the risk of losing or damaging the articles, and meanwhile, the structure of the whole box is more compact and firm after the box cover and the box body are connected by the lock catch, so that the deformation of the box caused by the opening of the box is avoided, and the lock catch structure also has the function of quick unlocking, thus conveniently realizing the opening and closing of the box cover and the box body, and being simple and convenient to operate.

Description

Lock catch structure and box with same

Technical Field

The utility model relates to the technical field of box locks, in particular to a locking structure and a box with the same.

Background

In various enterprises, boxes are often used for temporarily storing materials. The first consideration of enterprises in selecting boxes is the cost and convenience of use. The cost is high and low, the convenience is closely related to the material, appearance, closing mode and the like of the box, wherein the locking structure of the box is a safe sealing and fixing mechanism for connecting the box cover and the box body of the box. It is typically comprised of catches, protrusions and recesses, and a twisting or pressing mechanism. The lock catch is a buckle made of metal and provided with a groove or a convex design, the buckle is matched with the corresponding protrusion or the groove on the box body, and the box cover and the box body are provided with the protrusion and the groove for being matched with the lock catch. To ensure a secure connection, the latch structure requires a twisting or pressing operation. After placing the case lid on the box, through torsion or compressing mechanism, make hasp and protruding or recess cooperation to realize safe seal, to open the case lid, need remove the connection of hasp, separate hasp and protruding or recess through reverse torsion or compressing operation, but this kind of case lid hasp structure is opened relatively easily, especially after the box used for a long time, the joint strength of hasp structure reduces, cause the intensity and the leakproofness of whole case to descend, thereby make the case in transportation or stacking the in-process, the connection between case lid and the box is not firm enough, the phenomenon that appears the case warp, damage or article is impaired.

Disclosure of utility model

The utility model aims to provide a locking structure and a box with the same, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

In a first aspect, the present application provides a locking structure, for locking a first connecting piece and a second connecting piece, where the locking structure includes a bent plate installed on the first connecting piece and an elastic locking seat, where the bent plate includes a locking tongue installed on one side of a bottom end of the bent plate, and the elastic locking seat includes a locking seat rear fixing plate installed on a wall of the second connecting piece, and a locking seat front fixing plate fixedly installed on an outer wall of one side of the locking seat rear fixing plate facing away from the second connecting piece, a lock box is installed between the locking seat rear fixing plate and the locking seat front fixing plate, a locking hole into which the locking tongue enters is provided in the locking seat front fixing plate and the locking box, and a sliding plate capable of moving relative to the locking box is installed on an outer wall of one side of the locking seat rear fixing plate through elastic abutting connection, so that a driving block for driving the sliding plate to slide up and down is installed on an outer wall of one side of the locking seat rear fixing plate, and thus the top end of the sliding plate can be located in the locking tongue.

Preferably, the corner positions of the bottom ends of the bending plates are provided with first protruding parts, and the bottom ends of the first protruding parts penetrate through the outer parts of the box cover of the box and are provided with buckle body fixing plates.

Preferably, a supporting block is fixed on the outer wall of one side of the buckle body fixing plate, which is close to the lock tongue, and a bending groove is formed in the bottom end of the bending plate above the supporting block.

Preferably, the outer wall of one side of the front fixing plate of the buckling seat is provided with a rectangular hollowed-out part for the driving block to slide, the outer wall of one side of the rear fixing plate of the buckling seat, which is close to the front fixing plate of the buckling seat, is fixedly provided with a second protruding part, and the top end of the second protruding part penetrates through the outside of the box and is fixedly connected with the outer wall of one side of the front fixing plate of the buckling seat.

Preferably, the elastic abutting structure comprises a spiral spring arranged at the bottom of the lock box and a rectangular upper groove arranged in the sliding plate, and the top end of the spiral spring extends to the inside of the rectangular upper groove and is fixedly connected with the top wall of the sliding plate.

Preferably, the back of the lock box is fixed with a cover plate, the surface of the cover plate is provided with a rectangular through hole, the outer walls of the two sides of the sliding plate are provided with lips, the distance between the two lips on the same side is equal to the thickness of the lock box, and the two inner walls of the lock box are provided with ribs for the lips to slide.

In a second aspect, the present application provides a case having the latch structure, including a case body, and a latch structure as described above.

Preferably, the box body comprises a box body and a box cover, wherein the box body and the box cover are formed by encircling a plurality of outer walls, the bending plate comprises a first unit fixedly arranged on the box cover and a second unit capable of being folded relative to the first unit, the lock tongue is arranged on the second unit, and the elastic buckling seat is arranged on the outer wall of the box.

Compared with the prior art, the utility model has the beneficial effects that: this kind of hasp structure is through being provided with the structure that mutually supports such as spring bolt and lockhole, buckle formula hasp board and elasticity knot seat fixed mounting respectively on the case lid and the box lateral wall of case, when the case lid of case turns over down, buckle formula hasp board and elasticity knot seat are whole to be vertical gesture, bend folded plate and spring bolt down, then the slide firmly supports the spring bolt all the time under the effect of elasticity butt structure, thereby make the spring bolt card in the lockhole, avoid the box in the use, the case lid is unblock by oneself, the phenomenon of opening, can effectively protect the safety of article in the case, and reduce the risk of article losing or damaging, the case lid simultaneously, after the case lock is connected, the structure of whole case is compacter, firmly, avoid the case to open the deformation that leads to because of self opening, and this hasp structure also possesses quick unlocking function, can conveniently realize case lid and box switching, easy operation is convenient, can save operating personnel's time and energy, and work efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic top view of a bent latch plate according to the present utility model;

FIG. 3 is a schematic diagram of a front view of an elastic buckle seat according to the present utility model;

FIG. 4 is a schematic perspective view of an elastic buckle seat according to the present utility model;

FIG. 5 is a schematic perspective view of an elastic buckle seat according to the present utility model;

fig. 6 is a schematic view of the structure of the case of the present utility model.

In the figure: 1. a case body; 2. bending type locking plate; 201. a bending plate; 202. a first protruding part; 203. a buckle body fixing plate; 204. a support block; 205. a bending groove; 3. an elastic buckle seat; 301. a front fixing plate of the buckle seat; 302. a second protruding part; 303. a rear fixing plate of the buckle seat; 304. rectangular hollowed-out parts; 4. a bolt; 5. a driving block; 6. a lock hole; 7. a lock box; 701. a cover plate; 8. a slide plate; 9. a coil spring; 10. a rectangular upper groove; 11. a case cover.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a latch structure for locking a first connector and a second connector, where the first connector and the second connector refer to two single structures that need to be locked and connected, and may be, but not limited to, between a cover of a case and a side wall of the case, etc. Specifically, the latch structure comprises a buckling plate 2 and an elastic buckling seat 3, the buckling plate 2 comprises a buckling plate 201 arranged at the top end of a box cover of the box, and a lock tongue 4 arranged at one side of the bottom end of the buckling plate 201, the elastic buckling seat 3 comprises a buckling seat rear fixing plate 303 arranged on the wall part of the second connecting piece, and a buckling seat front fixing plate 301 arranged on the outer wall of one side of the buckling seat rear fixing plate 303, which is away from the second connecting piece, a lock box 7 is arranged between the buckling seat rear fixing plate 303 and the buckling seat front fixing plate 301, a lock hole 6 for the lock tongue 4 to enter is formed in the buckling seat front fixing plate 301 and the lock box 7, when the box cover of the box is turned down, the buckling plate 2 and the elastic buckling seat 3 are integrally in a vertical posture, and then workers press the end position of the buckling plate 201 downwards, so that the lock tongue 4 is buckled into the lock hole 6 of the elastic buckling seat 3, and at the moment, the lock hole 6 is buckled with the slide plate 8.

The sliding plate 8 is installed in the lock box 7 through an elastic abutting structure, and a driving block 5 for driving the sliding plate 8 to slide up and down is installed on the outer wall of one side of the front fixing plate 301 of the buckling seat back fixing plate 303 of the buckling seat, so that the top end of the sliding plate 8 can be mutually buckled with the locking bolt 4 when the locking bolt 4 is positioned in the locking hole 6. The sliding plate 8 always firmly supports against the lock tongue 4 under the action of the elastic abutting structure, so that the lock tongue 4 is clamped in the lock hole 6, and the bent type locking plate 2 and the elastic buckling seat 3 are not separable at the moment, so that the tight connection between the box cover and the box body of the box is ensured.

After the connection of the box cover and the box body is required to be released, a worker manually slides the driving block 5, so that the driving block 5 drives the sliding plate 8 to move downwards, namely, the sliding plate 8 enables the elastic abutting structure to be in a compressed state, the sliding plate 8 does not abut against the lock tongue 4 any more, and the lock tongue 4 can withdraw from the lock hole 6, so that the connection of the bent locking plate 2 and the elastic buckling seat 3 is released.

The corner positions of the bottom ends of the bending plates 201 are provided with first protruding portions 202, the bottom ends of the first protruding portions 202 penetrate through the outer portion of the case cover of the case and are provided with buckle body fixing plates 203, supporting blocks 204 are fixed on the outer wall of one side, close to the lock tongue 4, of the buckle body fixing plates 203, bending grooves 205 are formed in the bottom ends of the bending plates 201 above the supporting blocks 204, and the end portions of the bending plates 201 are enabled to be turned downwards more easily through the bending grooves 205.

The outer wall of one side of the front buckling seat fixing plate 301 is provided with a rectangular hollowed-out part 304 for the driving block 5 to slide, the outer wall of one side of the rear buckling seat fixing plate 303, which is close to the front buckling seat fixing plate 301, is fixedly provided with a second protruding part 302, and the top end of the second protruding part 302 penetrates through the outside of the box and is fixedly connected with the outer wall of one side of the front buckling seat fixing plate 301.

When the bending type locking plate 2 and the elastic buckling seat 3 are connected with the box body, through holes matched with the first protruding part 202 can be formed in the box cover and the box body, the bending plate 201, the buckling body fixing plate 203, the buckling seat rear fixing plate 303 and the buckling seat front fixing plate 301 can be firmly arranged on the box cover and the box body through the protrusions and the through holes, so that the installation strength of the bending type locking plate 2 and the elastic buckling seat 3 is ensured, the stable locking structure can provide good sealing performance, dust, moisture or other external matters are prevented from entering the box, and the objects are protected from being polluted or damaged.

The elastic abutting structure comprises a spiral spring 9 arranged at the bottom of the lock box 7 and a rectangular upper groove 10 arranged inside the sliding plate 8, and the top end of the spiral spring 9 extends to the inside of the rectangular upper groove 10 and is fixedly connected with the top wall of the sliding plate 8.

Through sliding drive piece 5, rectangle fretwork portion 304 is the slip direction of drive piece 5, then drive piece 5 drive slide 8 descends, then slide 8 forces coil spring 9 to be compressed state, makes through setting up of recess 10 on the rectangle in lock box 7, slide 8 can arrange higher coil spring 9 of elasticity for slide 8 possesses sufficient tight power, guarantees the butt stability of slide 8 to spring bolt 4.

The back of lock box 7 is fixed with apron 701, and the surface of apron 701 is provided with the rectangle through-hole, all is provided with the lip on the outer wall of slide 8 both sides, and the interval between two lips of same side equals with the thickness of lock box 7, all is provided with the rib that supplies the lip to slide on the both inner walls of lock box 7, utilizes the setting of lip, rib for slide 8 slides more steadily at lock box 7.

As shown in fig. 6, the present embodiment further provides a case with a latch structure, including a case body and the latch structure described above. Wherein, the box includes box body 1 and case lid 11 that is enclosed by a plurality of outer walls and constitutes, and the bending plate 201 is including fixed first unit that sets up on case lid 11 and the second unit that can turn over relative first unit, and spring bolt 4 sets up on the second unit, and elasticity is detained seat 3 and is set up on the outer wall of box body 1. Based on the design of the box structure, it can be understood that the first connecting piece is the box cover 11, and the second connecting piece is the box body 1.

In an alternative embodiment, the bezel front mounting plate 301 is provided with an RFID tag for code scanning.

When the box is used, the bent type locking plate 2 and the elastic buckling seat 3 are fixedly arranged on the box cover and the side wall of the box body respectively, when the box cover of the box is turned down, the bent type locking plate 2 and the elastic buckling seat 3 are in a vertical posture integrally, then a worker presses down the end position of the bent plate 201, so that the lock tongue 4 is buckled into the lock hole 6 of the elastic buckling seat 3, at the moment, the lock hole 6 and the sliding plate 8 are buckled mutually, the sliding plate 8 always firmly abuts against the lock tongue 4 under the action of the elastic abutting structure, so that the lock tongue 4 is clamped in the lock hole 6, at the moment, the bent type locking plate 2 and the elastic buckling seat 3 are inseparable, namely, the tight connection between the box cover and the box body of the box is ensured, the phenomenon that the box cover is unlocked and opened by oneself is avoided, the safety of articles in the box can be effectively protected, the risk of losing or damaging the articles is reduced, and the whole box structure is more compact and firm after the box cover and the box body are buckled is connected, and the box is prevented from being deformed due to the opening of the box; after the connection of the box cover and the box body is required to be released, the worker manually slides the driving block 5, the driving block 5 drives the sliding plate 8 to move downwards, namely, the sliding plate 8 enables the elastic abutting structure to be in a compressed state, the sliding plate 8 does not abut against the lock tongue 4 any more, the lock tongue 4 can withdraw from the lock hole 6, and accordingly the connection of the bending type locking plate 2 and the elastic buckling seat 3 is released, namely, the box cover and the box body can be separated, and the opening and closing of the box cover and the box body can be conveniently realized through a quick unlocking function.

Claims

1. A hasp structure for with first connecting piece and second connecting piece locking, its characterized in that: the lock catch structure comprises a bending type lock catch plate and an elastic lock catch seat, the bending type lock catch plate comprises a bending plate arranged on a first connecting piece and a lock tongue arranged on one side of the bottom end of the bending plate, the elastic lock catch seat comprises a lock catch seat rear fixing plate arranged on the wall part of a second connecting piece and a lock catch seat front fixing plate fixedly arranged on the outer wall of one side of the lock catch seat rear fixing plate deviating from the second connecting piece, a lock box is arranged between the lock catch seat rear fixing plate and the lock catch seat front fixing plate, a lock hole for the lock tongue to enter is formed in the lock catch seat front fixing plate and the lock box, a sliding plate capable of moving relative to the lock box is arranged in the lock box through the elastic butt joint structure, and a driving block for driving the sliding plate to slide up and down is arranged on the outer wall of one side of the lock catch seat rear fixing plate, so that the top end of the sliding plate can be located in the lock tongue and mutually buckled with the lock tongue.

2. A latch mechanism according to claim 1, wherein: the corner positions of the bottom ends of the bending plates are provided with first protruding portions, and the bottom ends of the first protruding portions penetrate through the outer portion of the case cover of the case and are provided with buckle body fixing plates.

3. A latch mechanism according to claim 2, wherein: the outer wall of one side of the buckle body fixing plate, which is close to the lock tongue, is fixedly provided with a supporting block, and the bottom end of the bending plate above the supporting block is provided with a bending groove.

4. A latch mechanism according to claim 1, wherein: the outer wall of one side of the front fixing plate of the buckling seat is provided with a rectangular hollowed-out part for the driving block to slide, the outer wall of one side of the rear fixing plate of the buckling seat, which is close to the front fixing plate of the buckling seat, is fixedly provided with a second protruding part, and the top end of the second protruding part penetrates through the outside of the box and is fixedly connected with the outer wall of one side of the front fixing plate of the buckling seat.

5. A latch mechanism according to claim 1, wherein: the elastic abutting structure comprises a spiral spring arranged at the bottom of the lock box and a rectangular upper groove arranged in the sliding plate, and the top end of the spiral spring extends to the inside of the rectangular upper groove and is fixedly connected with the top wall of the sliding plate.

6. A latch mechanism according to claim 1, wherein: the back of the lock box is fixed with a cover plate, the surface of the cover plate is provided with a rectangular through hole, the outer walls of the two sides of the sliding plate are provided with lips, the distance between the two lips on the same side is equal to the thickness of the lock box, and the two inner walls of the lock box are provided with ribs for the lips to slide.

7. A case having the latch structure, comprising a case body, and a latch structure as claimed in any one of claims 1 to 6.

8. The case with the latch structure according to claim 7, wherein the case body includes a case body and a case cover which are enclosed by a plurality of outer walls, the bending plate includes a first unit fixedly provided on the case cover and a second unit capable of being folded with respect to the first unit, the latch is provided on the second unit, and the elastic latch is provided on the outer wall of the case.