Pressing type lock
By designing a push-button lock, the self-locking function is achieved by using an L-shaped locking block and a rotating locking rod inside the lock body, which solves the problem of cabinets and drawers being accidentally opened in mobile environments, and provides convenient operation and anti-accidental touch effect.
Patent Information
- Application Number
- CN202423236859.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-27
AI Technical Summary
Existing locks are prone to accidental opening of cabinets and drawers in mobile environments due to vibrations and other factors, affecting convenience and security.
Design a push-button lock comprising a lock body, an L-shaped lock block, and a rotating lock rod. The lock achieves a self-locking function by striking the L-shaped lock block and the cover plate with a locking hook, preventing accidental opening.
It effectively prevents cabinets and drawers from opening accidentally in mobile environments. It has a simple structure, is easy to use, has a wide range of applications, and prevents accidental contact and foreign objects from entering.
Smart Images
Figure CN223634503U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of locks, in particular to a press-type lock. BACKGROUND
[0002] In daily life, cabinets and drawers in houses usually adopt the design of folding doors or sliding doors, which can realize convenient opening and closing functions. However, in order to facilitate daily use, these cabinets and drawers are usually not locked. Such structures can effectively maintain the closed state in the static state and will not be automatically opened, thereby meeting the basic use requirements.
[0003] However, in the moving environment of cars, trains, airplanes and the like, due to the influence of factors such as vibration and inertia, these conventional cabinets and drawers are easy to be accidentally opened during operation, which may cause articles to slide off and be damaged, and even may pose a threat to personnel safety. Therefore, in these special scenarios, higher requirements are put forward for the opening and closing mode of the cabinets and drawers.
[0004] In the prior art, in order to prevent the cabinets and drawers from being accidentally opened in the moving environment, mechanical locks or other fixing devices are usually added to solve the problem. However, such additional locks are relatively complex to operate in actual use, which affects the convenience of opening and closing of the cabinets and drawers, and does not meet the demand of people for simplicity and practicality.
[0005] Therefore, there is an urgent need for a new type of lock that can ensure the stable closing of cabinets and drawers in a moving environment while providing convenient opening and closing operation. SUMMARY
[0006] In view of the deficiencies in the prior art, the present application aims to provide a press-type lock to solve the problems raised in the background art.
[0007] According to an aspect of the present application, a push type lock includes a lock body and a hook, the lock body includes a lock shell, an L-shaped lock block and a rotating lock rod, the lock shell is a square structure and is provided with an opening on one side, an inner side of the lock shell is rotatably connected to a middle part of the L-shaped lock block at an upper position, the other inner side of the lock shell is rotatably connected to one end of the rotating lock rod at a lower position, the other end of the rotating lock rod is rotatably connected to a lower part of the L-shaped lock block, the rotating lock rod is a flexible structure, the upper position of the rotating lock rod is provided with a cover plate, the front end of the cover plate is abuttingly connected to the L-shaped lock block, the other inner side of the lock shell is a locking entrance at an upper position, the hook enters the lock shell of the lock body from the locking entrance, and after the hook enters the lock shell, it hits the upper part of the L-shaped lock block and the cover plate to make the two parts out of the abutting state, and then the rotating lock rod rotates downward and abuts against the lower part of the L-shaped lock block to make it rotate, so that the upper part of the L-shaped lock block is connected to the hook, the elastic end of the rotating lock rod abuts against the lower part of the L-shaped lock block to make it not outwards, and the L-shaped lock block presses the cover plate to make it bend and press the rotating lock rod to achieve self-locking.
[0008] Preferably, the upper end of the L-shaped lock block is a locking part which can be connected to the hook, the lower end of the L-shaped lock block is a rotating contact part which is a semicircular groove, the rotating contact part is rotatably connected to the end of the rotating lock rod, the middle part of the L-shaped lock block is provided with a pressing angle, when the lock body and the hook are in a separated state, the front end of the cover plate abuts against the inclined surface of the pressing angle in an obliquely upward direction, so that the L-shaped lock block keeps an outwards state, when the lock body and the hook are in a connected state, the elastic end of the rotating lock rod abuts against the rotating contact part under the action of the elastic force, so that the locking part keeps connected to the hook, the tip of the pressing angle presses the upper surface of the cover plate downward to make it bend and press the elastic end of the rotating lock rod to achieve self-locking.
[0009] Preferably, the rotating lock rod includes a rotating seat, a fixed rod, a supporting sleeve and a spring, the outer side of the rotating seat is rotatably connected to the other inner side of the lock shell at a lower position, the fixed rod is fixedly arranged on the rotating seat, the supporting sleeve is slidably arranged on the fixed rod, the end of the supporting sleeve is a semicircular contact head, the semicircular contact head is rotatably connected to the rotating contact part, the spring is arranged outside the supporting sleeve, and the two ends of the spring are respectively supported on the semicircular contact head and the rotating seat.
[0010] Preferably, one end of the cover plate is fixedly connected to the rotating seat, and the other end of the cover plate is an active end which does not interfere with the supporting sleeve.
[0011] Preferably, the front end of the cover plate is also provided with an open slot, the middle of the L-shaped lock block is also fixedly provided with a limiting plate, the limiting plate is arranged in the open slot, and the limiting plate can move in the open slot when the rotating lock rod rotates with the L-shaped lock block.
[0012] Preferably, the L-shaped lock block is provided with a limiting protrusion at the outer bending position, and the inner side wall of the lock shell is provided with a limiting step, and the limiting protrusion is in contact with the limiting step when the lock body and the hook are in a separated state to prevent the L-shaped lock block from being excessively turned outward.
[0013] Compared with the prior art, the application has the following advantages: the press-type lock of the application is provided with the L-shaped lock block and the rotating lock rod arranged in the lock shell of the lock body, so that when the lock body is clamped with the hook, the hook enters the locking entrance of the lock shell and hits the locking portion of the L-shaped lock block and the cover plate on the upper side of the rotating lock rod, the front end of the cover plate is separated from the pressing angle of the L-shaped lock block, the rotating seat of the rotating lock rod is driven downward by the cover plate, the semicylindrical contact head at the end of the resisting sleeve of the rotating lock rod is rotated with the rotating contact portion of the L-shaped lock block, the locking portion of the L-shaped lock block is rotated downward and clamped with the hook, the semicylindrical contact head is pressed against the rotating contact portion by the elastic force of the spring to prevent the L-shaped lock block from turning outward, the locking portion is clamped with the hook, the tip of the pressing angle of the L-shaped lock block presses the upper side of the cover plate downward to bend the cover plate and press the semicylindrical contact head to achieve self-locking, the cabinet, drawer or other objects provided with the lock can be prevented from being accidentally opened in a moving environment, the structure is simple, convenient to use, and widely applicable; in addition, when the locking portion of the L-shaped lock block is accidentally touched in the separated state of the lock body and the hook, the pressing angle of the L-shaped lock block is in contact with the front end of the cover plate on the upper side of the rotating lock rod, and the L-shaped lock block cannot be continuously rotated downward, so that the effect of preventing accidental touch is achieved; in the separated state of the lock body and the hook, the opening of the lock shell is blocked by the L-shaped lock block and the cover plate on the upper side of the rotating lock rod, so that foreign matters cannot enter the inside of the lock shell, and the operation of the lock body structure is not affected. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is a perspective view of a press-type lock according to an embodiment of the application.
[0015] Figure 2 It is a schematic view of the internal structure of a press-type lock according to an embodiment of the application when the lock is opened.
[0016] Figure 3 It is a schematic view of the internal structure of a press-type lock according to an embodiment of the application when the lock is closed.
[0017] Figure 4is a perspective view of an internal structure of a lock body of a press-type lock according to an embodiment of the present application.
[0018] Reference signs: 1, lock body; 2, hook; 3, lock shell; 4, L-shaped lock block; 5, rotating lock rod; 6, rotating shaft; 7, cover plate; 8, locking inlet; 9, locking part; 10, rotating contact part; 11, pressure angle; 12, rotating seat; 13, fixed rod; 14, supporting sliding sleeve; 15, spring; 16, semicylindrical contact head; 17, open slot; 18, limiting plate; 19, limiting protrusion; 20, limiting ladder. DETAILED DESCRIPTION
[0019] In order to make the content of the present application more easily understood, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. It should be noted that the words "front", "back", "left", "right", "up" and "down" used in the following description refer to the directions in the drawings, and the words "inner" and "outer" refer to the directions towards or away from the geometric center of a specific component. Figure 2
[0020] As shown in FIG. 1, the lock body 1 is provided with a hook 2, a lock shell 3, an L-shaped lock block 4, a rotating lock rod 5, a rotating shaft 6, a cover plate 7, a locking inlet 8, a locking part 9, a rotating contact part 10, a pressure angle 11, a rotating seat 12, a fixed rod 13, a supporting sliding sleeve 14, a spring 15, a semicylindrical contact head 16, an open slot 17, a limiting plate 18, a limiting protrusion 19 and a limiting ladder 20. Figures 1-4 As shown, a press type lock includes a lock body 1 and a hook 2, the lock body 1 includes a lock shell 3, an L-shaped lock block 4 and a rotating lock rod 5, the lock shell 3 is a square structure and one side of which is provided with an opening, the inside of the lock shell 3 is rotatably connected with the middle part of the L-shaped lock block 4 at the upper position of the other side, specifically, the upper end of the L-shaped lock block 4 is a locking part 9 which can be clamped and locked with the hook 2, the lower end of the L-shaped lock block 4 is a rotating contact part 10 which is a semicylindrical groove, the middle part of the L-shaped lock block 4 is provided with a pressing angle 11; the inside of the lock shell 3 is rotatably connected with one end of the rotating lock rod 5 at the lower position of the other side, the rotating lock rod 5 is a flexible structure, specifically, the rotating lock rod 5 includes a rotating seat 12, a fixed rod 13, a supporting sleeve 14 and a spring 15, the outside of the rotating seat 12 is rotatably connected with the inside of the lock shell 3 at the lower position of the other side, the rotating seat 12 is fixedly provided with the fixed rod 13, the supporting sleeve 14 is slidably sleeved on the fixed rod 13, the end of the supporting sleeve 14 is a semicylindrical contact head 16 which is matched with the semicylindrical groove of the rotating contact part 10 in shape and size, the semicylindrical contact head 16 is rotatably connected with the rotating contact part 10, the supporting sleeve 14 is externally sleeved with the spring 15, the two ends of the spring 15 are respectively supported on the semicylindrical contact head 16 and the rotating seat 12; the upper position of the rotating lock rod 5 is provided with a cover plate 7, one end of the cover plate 7 is fixedly connected with the rotating seat 12, the other end of the cover plate 7 is an active end which does not interfere with the supporting sleeve 14; when the lock body 1 and the hook 2 are in a separated state, the front end of the cover plate 7 supports the inclined surface of the pressing angle 11 in an obliquely upward direction, so that the L-shaped lock block 4 keeps an everted state, when the lock body 1 and the hook 2 are in a clamped state, the elastic end of the rotating lock rod 5 is supported on the rotating contact part 10 under the action of the elastic force, so that the locking part 9 keeps clamped with the hook 2, the tip of the pressing angle 11 presses the upper side of the cover plate 7 downward to make it bent and press the elastic end of the rotating lock rod 5 to realize self-locking; the other side of the inside of the lock shell 3 is a locking entrance 8, the hook 2 can enter the lock shell 3 from the locking entrance 8 to be clamped with the lock body 1.
[0021] In one embodiment, in combination Figure 4 , the front end of the cover plate 7 is further provided with an open groove 17, the middle part of the L-shaped lock block 4 is further fixedly provided with a limiting plate 18, the limiting plate 18 is arranged in the open groove 17, when the rotating lock rod 5 and the L-shaped lock block 4 rotate, the limiting plate 18 can move in the open groove 17, this design can prevent the rotating lock rod 5 from deviating when rotating, and ensures the stability of the structure of the lock body 1.
[0022] In one embodiment, in combination Figure 2 and Figure 3 , the everted position of the L-shaped lock block 4 is provided with a limiting protrusion 19, the inner side wall of the lock shell is provided with a limiting ladder 20, when the lock body 1 and the hook 2 are in a separated state, the limiting protrusion 19 contacts with the limiting ladder 20 to prevent the L-shaped lock block 4 from over-eversion.
[0023] Working principle: when the lock body 1 is connected with the hook 2, the hook 2 enters from the locking entrance 8 of the lock shell 3 and hits the locking part 9 of the L-shaped lock block 4 and the cover plate 7 on the upper side of the rotating lock rod 5, so that the front end of the cover plate 7 is separated from the pressing angle 11 of the L-shaped lock block 4, and then the cover plate 7 drives the rotating seat 12 of the rotating lock rod 5 to rotate downward, and then the semicylindrical contact head 16 at the end of the rotating lock rod 5 is in contact with the rotating contact part 10 of the L-shaped lock block 4, and then the locking part 9 of the L-shaped lock block 4 rotates downward and is connected with the hook 2, and the semicylindrical contact head 16 is pressed against the rotating contact part 10 under the elastic force of the spring 15, so that the L-shaped lock block 4 cannot be turned outward, and the locking part 9 is connected with the hook 2, and the sharp part of the pressing angle 11 of the L-shaped lock block 4 presses the upper side of the cover plate 7 downward to bend and press the semicylindrical contact head 16 to achieve self-locking, so that the cabinet, drawer and other objects equipped with the lock can be prevented from being opened accidentally in a moving environment, and the structure is simple, convenient to use and widely applicable. In addition, when the locking part 9 of the L-shaped lock block 4 is accidentally touched in the state that the lock body 1 is separated from the hook 2, the L-shaped lock block 4 tends to rotate downward, and at this time, the pressing angle 11 of the L-shaped lock block 4 hits the front end of the cover plate 7 on the upper side of the rotating lock rod 5, so that the L-shaped lock block 4 cannot continue to rotate downward, thereby achieving the effect of preventing accidental touch. In addition, in the state that the lock body 1 is separated from the hook 2, the opening of the lock shell is covered by the L-shaped lock block 4 and the cover plate 7 on the upper side of the rotating lock rod 5, so that foreign matters cannot enter the inside of the lock shell, thereby avoiding affecting the operation of the lock body 1.
[0024] The above examples are only used to illustrate the technical solutions of the embodiments of the present application, but not to limit them. Although the embodiments of the present application are described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can be modified or some technical features can be replaced equivalently without departing from the spirit and scope defined by the claims of the present application.
Claims
1. A push type lock comprising a lock body (1) and a hook (2), characterized in that, The lock body (1) comprises a lock shell (3), an L-shaped lock block (4) and a rotating lock rod (5), the lock shell (3) is a square structure and is provided with an opening on one side, the inside upper position of the lock shell (3) is rotatably connected with the middle part of the L-shaped lock block (4) through a rotating shaft (6), the inside lower position of the lock shell (3) is rotatably connected with one end of the rotating lock rod (5), the other end of the rotating lock rod (5) is rotatably connected with the lower part of the L-shaped lock block (4), the rotating lock rod (5) is a flexible structure, the upper position of the rotating lock rod (5) is provided with a cover plate (7), the front end of the cover plate (7) is abuttingly connected with the L-shaped lock block (4), the inside lower position of the lock shell (3) is a locking entrance (8), the hook (2) enters the lock shell (3) of the lock body (1) from the locking entrance (8), and after the hook (2) enters the lock shell (3), the upper part of the L-shaped lock block (4) and the cover plate (7) are hit to make them out of the abutting state, and then the rotating lock rod (5) rotates downward and abuts against the lower part of the L-shaped lock block (4) to make it rotate, so that the upper part of the L-shaped lock block (4) is connected with the hook (2), the elastic end of the rotating lock rod (5) abuts against the lower part of the L-shaped lock block (4) to make it not outwardly turn, and the L-shaped lock block (4) presses the cover plate (7) to make it bend and press the rotating lock rod (5) to realize self-locking.
2. The push-type lock according to claim 1, wherein The upper end of the L-shaped lock block (4) is a locking part (9), the locking part (9) can be connected with the hook (2) to lock, the lower end of the L-shaped lock block (4) is a rotating contact part (10), the rotating contact part (10) is a semicylindrical groove, the rotating contact part (10) is rotatably connected with the end of the rotating lock rod (5), the middle part of the L-shaped lock block (4) is provided with a pressing angle (11), when the lock body (1) and the hook (2) are separated, the front end of the cover plate (7) abuts against the inclined surface of the pressing angle (11) in an obliquely upward direction, so that the L-shaped lock block (4) keeps an outward turning state, when the lock body (1) and the hook (2) are connected, the elastic end of the rotating lock rod (5) abuts against the rotating contact part (10) under the action of the elastic force, so that the locking part (9) keeps connected with the hook (2), the tip of the pressing angle (11) presses the upper surface of the cover plate (7) downward to make it bend and press the elastic end of the rotating lock rod (5) to realize self-locking.
3. The push-type lock according to claim 2, wherein The rotating lock rod (5) comprises a rotating base (12), a fixed rod (13), a supporting sliding sleeve (14) and a spring (15), the outer side of the rotating base (12) is in rotating contact with the other side of the inside of the lock shell (3) at the lower position, the fixed rod (13) is fixed on the rotating base (12), the supporting sliding sleeve (14) is sleeved on the fixed rod (13), the end of the supporting sliding sleeve (14) is a semicylindrical contact head (16), the semicylindrical contact head (16) is in rotating contact with the rotating contact part (10), the spring (15) is sleeved on the outside of the supporting sliding sleeve (14), and the two ends of the spring (15) are respectively supported on the semicylindrical contact head (16) and the rotating base (12).
4. The push-type lock according to claim 3, wherein One end of the cover plate (7) is fixedly connected with the rotating base (12), and the other end of the cover plate (7) is an active end and does not interfere with the supporting sliding sleeve (14).
5. The push-type lock according to claim 4, wherein The front end of the cover plate (7) is also provided with an open slot (17), the middle part of the L-shaped lock block (4) is also fixedly provided with a limiting plate (18), the limiting plate (18) is arranged in the open slot (17), and when the rotating lock rod (5) and the L-shaped lock block (4) rotate, the limiting plate (18) can move in the open slot (17).
6. The push-type lock according to claim 5, wherein The outer bending position of the L-shaped lock block (4) is provided with a limiting protrusion (19), the inside side wall of the lock shell is provided with a limiting ladder (20), when the lock body (1) and the hook (2) are in a separated state, the limiting protrusion (19) is in contact with the limiting ladder (20) to prevent the L-shaped lock block (4) from being excessively turned outwards.