CN220683381U - Lock catch structure and container - Google Patents
Lock catch structure and container Download PDFInfo
- Publication number
- CN220683381U CN220683381U CN202322294039.6U CN202322294039U CN220683381U CN 220683381 U CN220683381 U CN 220683381U CN 202322294039 U CN202322294039 U CN 202322294039U CN 220683381 U CN220683381 U CN 220683381U
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- main body
- connecting rod
- latch
- connecting seat
- cover
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- 230000004308 accommodation Effects 0.000 claims description 6
- 238000005452 bending Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- Closures For Containers (AREA)
Abstract
The utility model belongs to the technical field of locks, and particularly relates to a lock catch structure and a container. The locking structure comprises a cover, a main body, a locking part and a rotating shaft, wherein the locking part comprises a locking main body, a first connecting seat and a second connecting seat, the first connecting seat and the second connecting seat are oppositely arranged on the locking main body, the rotating shaft is in a shape like a Chinese character 'ji', the middle part of the rotating shaft is rotationally connected to the main body, the rotating shaft is provided with two free ends, one free end is rotationally connected to the first connecting seat, and the other free end is rotationally connected to the second connecting seat; the rotating shaft can be retracted or extended to drive the locking part to be close to or far away from the main body, so that the cover is locked on the main body or the locking of the cover and the main body is released. The utility model has higher torsional rigidity and bending rigidity, is not easy to deform, and avoids the situation that the lock catch is tilted after being buckled and the cover and the main body cannot be aligned.
Description
Technical Field
The utility model belongs to the technical field of locks, and particularly relates to a lock catch structure and a container.
Background
At present, the lock catch modes of various covers are various, the lock catch is generally connected with the cover and the main body by adopting a C-shaped lock catch shaft, the C-shaped lock catch shaft is easy to deform and stretch, the lock catch is easy to tilt after being buckled, the cover and the main body cannot be aligned, and the reliability is low.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: aiming at the problem that the existing lock catch is easy to warp after being buckled, the lock catch structure and the container are provided.
In order to solve the technical problems, in one aspect, an embodiment of the present utility model provides a latch structure, including a cover, a main body, a latch portion and a rotating shaft, where the cover is rotatably connected to the main body, the latch portion includes a latch main body, a first connecting seat and a second connecting seat, the first connecting seat and the second connecting seat are oppositely disposed on the latch main body, the rotating shaft is in a shape of a Chinese character 'ji', and the middle portion of the rotating shaft is rotatably connected to the main body, the rotating shaft has two free ends, one of the free ends is rotatably connected to the first connecting seat, and the other free end is rotatably connected to the second connecting seat;
the rotating shaft can be retracted or extended when rotating relative to the main body, so that the locking part is driven to be close to or far away from the main body, and the cover is locked on the main body or the cover and the main body are unlocked.
Optionally, the pivot includes pivot, head rod, second connecting rod, third connecting rod and fourth connecting rod, pivot connects in the main part, pivot connection is in head rod with between the second connecting rod, the third connecting rod is connected the head rod keep away from the one end of pivot, the third connecting rod rotates to be connected on the first connecting seat, the fourth connecting rod is connected the second connecting rod keep away from the one end of pivot, the fourth connecting rod rotates to be connected on the second connecting seat.
Optionally, the third connecting rod extends from the first connecting rod in a direction away from the pivot, and the fourth connecting rod extends from the second connecting rod in a direction away from the pivot.
Optionally, a first accommodating cavity is formed in the main body, a first protruding portion is arranged in the first accommodating cavity, and the pivot penetrates through the first protruding portion.
Optionally, the latch main body includes a first main body portion and a second main body portion, a second accommodating cavity communicating with the first accommodating cavity is provided on the cover, the first main body portion can be accommodated in the first accommodating cavity, and the second main body portion can be accommodated in the second accommodating cavity.
Optionally, one end of the lock catch main body is provided with a lock hook, the other end of the lock catch main body is provided with a stop part, when the cover is locked on the main body, the lock hook is clamped on the cover, and the stop part is abutted on the first protruding part.
Optionally, a protrusion is provided on the cover, and the protrusion is clamped with the lock hook.
Optionally, a first clamping portion is arranged on the first connecting seat, a second clamping portion is arranged on the second connecting seat, a second protruding portion and a third protruding portion are relatively arranged in the first accommodating cavity, a first clamping groove which is clamped with the first clamping portion is formed in the second protruding portion, and a second clamping groove which is clamped with the second clamping portion is formed in the third protruding portion.
Optionally, the first clamping portion protrudes in a direction away from the second connecting seat, and the second clamping portion protrudes in a direction away from the first connecting seat.
In another aspect, embodiments of the present utility model provide a container comprising a latch structure as described above.
According to the lock catch structure provided by the embodiment of the utility model, the lock catch part is connected to the main body through the square rotating shaft, the rotating shaft has higher torsional rigidity and bending rigidity, the rotating shaft is not easy to deform in the process that the lock catch part rotates around the first axis through the rotating shaft, the stress unbalance of the rotating shaft is avoided, the situation that the lock catch is tilted after being buckled and the cover and the main body cannot be aligned is avoided, the product gap is uniform, the sealing performance of the cover is improved, and the reliability is increased.
Drawings
FIG. 1 is a schematic view of a latch structure according to an embodiment of the present utility model when a cover is closed;
FIG. 2 is an exploded view of a latch mechanism according to an embodiment of the present utility model with the cover open;
FIG. 3 is a schematic plan view of a latch structure according to an embodiment of the present utility model;
FIG. 4 is a schematic cross-sectional view in the A-A direction provided by an embodiment of the present utility model;
FIG. 5 is a schematic cross-sectional view in the B-B direction according to an embodiment of the present utility model;
FIG. 6 is a schematic illustration of a body provided by an embodiment of the present utility model;
fig. 7 is a schematic view of a latch portion and a rotating shaft according to an embodiment of the utility model.
Reference numerals in the specification are as follows:
1. a cover; 11. a second accommodation chamber; 12. a protrusion;
2. a main body; 21. a first accommodation chamber; 22. a first protrusion; 23. a second protruding portion; 231. a first clamping groove; 24. a third protrusion; 241. a second clamping groove;
3. a locking part; 31. a latch main body; 311. a first body portion; 312. a second body portion; 32. a first connection base; 321. a first clamping part; 33. a second connecting seat; 331. a second clamping part; 34. a locking hook; 35. a stop portion;
4. a rotating shaft; 41. a pivot; 42. a first connecting rod; 43. a second connecting rod; 44. a third connecting rod; 45. and a fourth connecting rod.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 7, an embodiment of the present utility model provides a latch structure, which includes a cover 1, a main body 2, a latch portion 3 and a rotating shaft 4, wherein the cover 1 is rotatably connected to the main body 2, the main body 2 is provided with a storage device therein, and the cover 1 can be opened or closed when rotated. The latch part 3 is connected to the main body 2 through the rotating shaft 4, the latch part 3 comprises a latch main body 31, a first connecting seat 32 and a second connecting seat 33, the first connecting seat 32 and the second connecting seat 33 are oppositely arranged on the latch main body 31, and the first connecting seat 32 and the second connecting seat 33 are positioned on one side surface of the latch main body 31 facing the main body 2.
The rotating shaft 4 is in a shape like a Chinese character 'ji', the rotating shaft 4 comprises a pivot 41, a first connecting rod 42 and a second connecting rod 43, the pivot 41 is connected between the first end of the first connecting rod 42 and the first end of the second connecting rod 43, the pivot 41 is rotatably connected on the main body 2 around a first axis, the second end of the first connecting rod 42 is rotatably connected on the first connecting seat 32 around a second axis, the second end of the second connecting rod 43 is rotatably connected on the second connecting seat 33 around a third axis, and the second axis is parallel to the first axis and is collinear with the third axis. The latch portion 3 can rotate around the first axis between the locking position and the unlocking position through the rotating shaft 4, the rotating shaft 4 is in a retracted or extended state, when the rotating shaft 4 is retracted, the first connecting rod 42 and the second connecting rod 43 can be gradually close to the main body 2, the latch portion 3 is driven to be close to the main body 2 and reach the locking position, in the locking position, the latch main body 31 locks the cover 1 on the main body 2, when unlocking is needed, the latch portion 3 can rotate in a direction away from the main body 2, the rotating shaft 4 is driven to rotate and be in an extended state, and the first connecting rod 42 and the second connecting rod 43 can be gradually away from the main body 2 so as to release the locking of the cover 1 and the main body 2.
According to the lock catch structure provided by the embodiment of the utility model, the lock catch part 3 is connected to the main body 2 through the square rotating shaft 4, the rotating shaft 4 has higher torsional rigidity and bending rigidity, the rotating shaft 4 is not easy to deform in the process that the lock catch part 3 rotates around the first axis through the rotating shaft 4, the stress unbalance of the rotating shaft 4 is avoided, the situation that the lock catch is tilted after being buckled and the cover 1 and the main body 2 cannot be aligned is avoided, the product gap is uniform, the sealing performance of the cover 1 is improved, and the reliability is improved.
In an embodiment, as shown in fig. 7, the rotating shaft 4 further includes a third connecting rod 44 and a fourth connecting rod 45, the third connecting rod 44, the first connecting rod 42, the pivot 41, the second connecting rod 43 and the fourth connecting rod 45 are sequentially connected to form a shape of a Chinese character 'ji', the pivot 41 is vertically connected between the first connecting rod 42 and the second connecting rod 43, the extending direction of the first connecting rod 42 and the extending direction of the second connecting rod 43 are parallel to each other and are located on the same side of the pivot 41, the third connecting rod 44 is connected to the second end of the first connecting rod 42, the third connecting rod 44 is perpendicular to the first connecting rod 42, a first through hole is provided on the first connecting seat 32, and the third connecting rod 44 is inserted into the first through hole. The fourth connecting rod 45 is connected at the second end of the second connecting rod 43, the fourth connecting rod 45 is perpendicular to the second connecting rod 43, a second through hole is formed in the second connecting seat 33, and the fourth connecting rod 45 is inserted into the second through hole. When the rotating shaft 4 rotates, the rotating shaft 4 can effectively bear horizontal force and vertical force, has no component force which enables the rotating shaft 4 to deform, is not easy to deform and stretch, and has good stability.
In one embodiment, as shown in fig. 7, the extending direction of the third connecting rod 44 is opposite to the extending direction of the fourth connecting rod 45, the third connecting rod 44 extends from the first connecting rod 42 in a direction away from the pivot 41 on the second axis, and the fourth connecting rod 45 extends from the second connecting rod 43 in a direction away from the pivot 41 on the third axis. The third connecting rod 44 and the fourth connecting rod 45 are positioned on the same straight line, so that the section shape of the rotating shaft 4 is symmetrical, the stress is uniform, and the stability and the reliability are good.
In an embodiment, as shown in fig. 2 and 6, the main body 2 is provided with a first accommodating cavity 21, the first accommodating cavity 21 is recessed toward the central axis direction of the main body 2, the first accommodating cavity 21 is provided with a first protruding portion 22, the pivot 41 penetrates the first protruding portion 22, and when the pivot 41 rotates around the first axis, the pivot 41 can be supported between the latch portion 3 and the main body 2 through the first connecting rod 42 and the second connecting rod 43, so that the latch portion 3 is far away from the main body 2.
In an embodiment, as shown in fig. 6 and 7, the latch main body 31 includes a first main body portion 311 and a second main body portion 312 that are connected to each other, the lid 1 is provided with a second accommodating cavity 11 that communicates with the first accommodating cavity 21, the first main body portion 311 can be accommodated in the first accommodating cavity 21, the first main body portion 311 is formed to fit the shape of the first accommodating cavity 21, the second main body portion 312 can be accommodated in the second accommodating cavity 11, the shape of the second main body portion 312 fits the shape of the second accommodating cavity 11, and when the lid 1 and the main body 2 are locked, the latch portion 3 is made to approach the main body 2 by rotating the rotating shaft 4, so that the first main body portion 311 fits in the first accommodating cavity 21, the second main body portion 312 is accommodated in the second accommodating cavity 11, the latch portion 3 does not protrude from the main body 2, the overall volume is reduced, and the integrity of the outer contour is maintained.
In an embodiment, as shown in fig. 6 and 7, one end of the latch main body 31 is provided with a latch hook 34, the latch hook 34 is disposed at one end of the second main body 312 far away from the first main body 311, the other end of the latch main body 31 is provided with a stop portion 35, when the cover 1 is locked on the main body 2, the first main body 311 is disposed in the first accommodating cavity 21, the latch hook 34 is clamped on the cover 1, the stop portion 35 is abutted on the first protruding portion 22, when the rotating shaft 4 rotates, the latch portion 3 moves in an inclined upward trend, and the stop portion 35 is stopped by the first protruding portion 22, so that the latch portion 3 is prevented from rotating and separating from the first accommodating cavity 21, and the locking effect of the latch portion 3 on the cover 1 and the main body 2 is maintained. When unlocking is needed, the locking part 3 is outwards buckled by a finger, the stop part 35 is separated from the first protruding part 22, the locking part 3 drives the rotating shaft 4 to rotate, the locking part 3 is separated from the main body 2 obliquely upwards, and then the locking is separated from the cover 1, so that the locking of the cover 1 and the main body 2 is realized.
In an embodiment, as shown in fig. 4, a protrusion 12 is disposed on the lid 1, the lock hook 34 is in a hook shape, the protrusion 12 is clamped with the lock hook 34, and the lock hook 34 hooks the protrusion 12 to prevent the lid 1 from rotating relative to the main body 2.
In an embodiment, as shown in fig. 5 and 7, a first clamping portion 321 is disposed on the first connecting seat 32, a second clamping portion 331 is disposed on the second connecting seat 33, a second protruding portion 23 and a third protruding portion 24 are disposed in the first accommodating cavity 21, a first clamping groove 231 clamped with the first clamping portion 321 is disposed on the second protruding portion 23, a second clamping groove 241 clamped with the second clamping portion 331 is disposed on the third protruding portion 24, the locking portion 3 drives the rotating shaft 4 to rotate, the first main body portion 311 is matched in the first accommodating cavity 21, the stop portion 35 is abutted on the first protruding portion 22, the first clamping portion 321 is clamped in the first clamping groove 231, the second clamping portion 331 is clamped in the second clamping groove 241, three buckling bits enable good connection stability between the locking portion 3 and the main body 2, the locking portion 3 cannot be tilted, and the locking portion 3 cannot be tilted. Meanwhile, the second main body part 312 is matched in the second accommodating cavity 11, the lock hooks 34 hook the protrusions 12, the cover 1 is guaranteed to be unable to rotate, the cover 1 and the main body 2 are aligned, the product gap is uniform, the sealing performance is good, and the advantages of high reliability, simple assembly process and the like are achieved.
In an embodiment, as shown in fig. 7, the first clamping portion 321 protrudes away from the second connecting seat 33, and the second clamping portion 331 protrudes away from the first connecting seat 32, so as to facilitate layout of the second protruding portion 23 and the third protruding portion 24 in the first accommodating cavity 21.
In another aspect, an embodiment of the present utility model provides a container including the latch structure of the foregoing embodiment. The container is provided with a containing bin for containing articles, the container comprises a cover 1 and a main body 2, the cover 1 can be locked on the main body 2 through a locking structure, articles in the containing bin are prevented from being separated, or the locking of the cover 1 and the main body 2 is released, the cover 1 is rotated, the articles in the containing bin can be exposed, and the articles can be taken out. The container can be a packing box, a cup and the like, for example, in the field of sound boxes, a battery bin for accommodating a battery is arranged on the sound box, the cover 1 can be opened or closed through a locking structure, and the battery can be installed or taken out.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The lock catch structure is characterized by comprising a cover, a main body, a lock catch part and a rotating shaft, wherein the cover is rotationally connected to the main body, the lock catch part comprises a lock catch main body, a first connecting seat and a second connecting seat, the first connecting seat and the second connecting seat are oppositely arranged on the lock catch main body, the rotating shaft is in a shape like a Chinese character 'ji', the rotating shaft comprises a pivot, a first connecting rod and a second connecting rod, the pivot is connected between a first end of the first connecting rod and a first end of the second connecting rod, the pivot is rotationally connected to the main body around a first axis, a second end of the first connecting rod is rotationally connected to the first connecting seat around a second axis, and a second end of the second connecting rod is rotationally connected to the second connecting seat around a third axis; the second axis is parallel to the first axis and collinear with the third axis;
the locking part can rotate around the first axis between a locking position and an unlocking position through the rotating shaft, in the locking position, the locking main body locks the cover on the main body, and the locking part can rotate in a direction away from the main body so as to release the locking of the cover and the main body.
2. The latch structure according to claim 1, wherein the rotating shaft further comprises a third connecting rod and a fourth connecting rod, the third connecting rod is connected to the second end of the first connecting rod, a first through hole is formed in the first connecting seat, and the third connecting rod is inserted into the first through hole;
the fourth connecting rod is connected to the second end of the second connecting rod, a second through hole is formed in the second connecting seat, and the fourth connecting rod is inserted into the second through hole.
3. The latch mechanism according to claim 2, wherein said first connecting rod and said second connecting rod are parallel to each other, and wherein said third connecting rod extends in a direction opposite to said fourth connecting rod.
4. The latch mechanism according to claim 1, wherein said body is provided with a first receiving cavity, a first protrusion is disposed in said first receiving cavity, and said pivot extends through said first protrusion.
5. The latch structure according to claim 4, wherein said latch main body includes a first main body portion and a second main body portion, a second accommodation chamber communicating with said first accommodation chamber is provided on said cover, said first main body portion is capable of being accommodated in said first accommodation chamber, and said second main body portion is capable of being accommodated in said second accommodation chamber.
6. The latch structure according to claim 4, wherein one end of said latch main body is provided with a latch, the other end of said latch main body is provided with a stopper, said latch is engaged with said cover when said cover is locked to said main body, and said stopper is abutted to said first protrusion.
7. The latch mechanism according to claim 6, wherein said cover is provided with a protrusion, said protrusion being engaged with said latch hook.
8. The latch mechanism according to claim 4, wherein the first connecting seat is provided with a first engaging portion, the second connecting seat is provided with a second engaging portion, the first accommodating chamber is relatively provided with a second protruding portion and a third protruding portion, the second protruding portion is provided with a first engaging groove engaged with the first engaging portion, and the third protruding portion is provided with a second engaging groove engaged with the second engaging portion.
9. The latch mechanism according to claim 8, wherein said first engaging portion projects away from said second connecting seat, and said second engaging portion projects away from said first connecting seat.
10. A container comprising a latch arrangement according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322294039.6U CN220683381U (en) | 2023-08-24 | 2023-08-24 | Lock catch structure and container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322294039.6U CN220683381U (en) | 2023-08-24 | 2023-08-24 | Lock catch structure and container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220683381U true CN220683381U (en) | 2024-03-29 |
Family
ID=90375995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322294039.6U Active CN220683381U (en) | 2023-08-24 | 2023-08-24 | Lock catch structure and container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220683381U (en) |
-
2023
- 2023-08-24 CN CN202322294039.6U patent/CN220683381U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |