Pin quick-release lock

Abstract

The utility model relates to the technical field of pin quick-release locks, and discloses a pin quick-release lock which comprises a lock shell, a lock cylinder is installed in the lock shell and comprises a lock head, a limiting groove and a through groove are formed in the outer wall of the bottom of the lock shell, the limiting groove and the through groove are located on the same annular face, and the through groove and the lock head are matched in a limiting mode. A locking assembly used for limiting the lock cylinder is installed on the outer side of the top of the lock cylinder and comprises a limiting rod. Through the arrangement of the locking assembly, during limiting, the limiting sleeve block is clamped on the upper surface of the lock shell, the limiting rod is limited through sliding of the limiting hole, the limiting sleeve block is rotated, the limiting sleeve block is matched with the limiting hole and passes through the limiting hole, and therefore limiting on the lock cylinder is relieved, and when the lock cylinder works, the lock cylinder is not prone to falling off. The lock cylinder is limited through the locking assembly, disassembly caused by misoperation of the lock cylinder is prevented, when the lock cylinder needs to be disassembled, limiting of the lock cylinder by the locking assembly is released firstly, and the stability of the lock cylinder is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pin quick-release lock equipment, in particular to a pin quick-release lock. Background Art

[0002] Pin quick release lock is a common connection device used for quick removal and installation of components.

[0003] The application number is 202320846940.7, which discloses a quick-release rotating pin lock, including a rotating component, a locking pin, a locking cap, a locking pin, a locking seat and a spring; one end of the locking pin is connected to the rotating component, and the other end is connected to the locking pin, the spring is coaxially arranged in the locking cap, the locking cap is sleeved on the locking pin, and the locking pin passes through the spring; the locking seat is fixed on the locked object, and the locking seat is provided with a card slot matching the locking pin, and when the spring is compressed, the locking pin can be stuck in the card slot. The utility model is provided with a slide groove, which is a prescribed and orderly motion trajectory, which can be used as an anti-loosening structure, and will not loosen under the vibration, impact, and acceleration conditions of general aircraft, and is suitable for a variety of different locking external environments.

[0004] Although such a setting is provided with a slide groove, which is a prescribed and orderly motion trajectory, it can be used as an anti-loosening structure. It will not loosen under the vibration, impact, and acceleration conditions of general aircraft and is suitable for a variety of different locking external environments. However, its safety has certain limitations. The pin can be easily disassembled accidentally or intentionally, causing the connection to loosen or fail. An additional limit structure is set when the pin is working to prevent its misoperation. Utility Model Content

[0005] The purpose of the utility model is to provide a pin quick-release lock to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a pin quick-release lock, comprising a lock shell, a lock core is installed inside the lock shell, the lock core comprises a lock head, and two mounting holes are arranged on the upper surface of the lock shell;

[0008] A limiting groove and a through groove are arranged on the bottom outer wall of the lock housing, and the limiting groove and the through groove are located on the same annular surface;

[0009] The through slot and the lock head are matched to limit the position;

[0010] A locking assembly for limiting the lock core is installed on the outer side of the top of the lock core, and the locking assembly includes a limiting rod;

[0011] Two limiting holes are arranged on the top outer wall of the lock housing, and the limiting holes and the limiting rod are matched for limiting;

[0012] A gasket is provided on the upper surface of the lock housing;

[0013] The purpose of this setting is to achieve quick disassembly through the lock core structure. At the same time, the locking assembly is set to limit the lock core to prevent disassembly due to accidental operation. The gasket is set to fill the gap between the top of the lock core and the upper surface of the lock shell, so that the bottom of the lock core structure and the bottom of the lock shell can be locked more tightly.

[0014] Further, the lock core further comprises a round head and a cavity, the interior of the lock housing forms a cavity, the cavity is installed inside the cavity of the lock housing and extends to the outside of the top of the lock housing;

[0015] The purpose of such arrangement is to facilitate installation of the cavity inside the cavity of the lock housing and subsequent removal.

[0016] Further, a spring is installed inside the cavity, a sliding rod is installed inside the spring, the sliding rod passes through the bottom inner wall of the cavity and extends to the bottom outer side of the lock shell, the sliding rod is slidably connected to the spring, a round head is fixedly connected to the top of the sliding rod, the spring is located between the lower surface of the round head and the bottom inner wall of the spring, a handle is installed on the upper surface of the round head, the lock head is installed on the outer wall of the sliding rod, and the lock head is clamped in the inside of the limiting groove;

[0017] The purpose of this arrangement is to support the round head with spring tension, so that the round head drives the sliding rod and the lock head to move upward, and the lock head is clamped in the limit groove. When disassembly is required, the limit of the lock core on the locking assembly is first unlocked, and the round head is pressed downward through the handle to squeeze the spring, and then the sliding rod and the lock head are driven to move downward to the lock shell, and the lock head is away from the inside of the limit groove. The handle is turned to drive the sliding rod and the lock head to rotate, and the lock head passes through the through groove and the inside of the lock shell, so that the lock core is disassembled.

[0018] Furthermore, the gasket is sleeved on the outside of the cavity, and the gasket is located between the top of the cavity and the upper surface of the lock shell. The purpose of such arrangement is to fill the gap between the top of the cavity and the upper surface of the lock shell.

[0019] Furthermore, the locking assembly includes a ring body, two fixed blocks are fixedly connected to the outer wall of the round head, the inner wall of the ring body is provided with an annular groove, the fixed block is slidably connected to the inner wall of the annular groove, and the fixed block performs circular motion inside the annular groove. The purpose of this arrangement is that the ring body does not hinder the rotation of the round head.

[0020] Furthermore, two connecting plates are connected to the outer wall of the ring body, the two limiting rods are respectively installed at one end of the limiting rod, a thread is arranged on the bottom outer wall of the limiting rod, and a limiting sleeve block is threadedly connected to the threaded outer wall of the limiting rod;

[0021] The purpose of such a setting is that when limiting, the limiting sleeve is stuck on the upper surface of the lock shell, and the limiting rod slides through the limiting hole to limit the position. By rotating the limiting sleeve, the limiting sleeve fits with the limiting hole and passes through the limiting hole, thereby releasing the limit on the lock core.

[0022] The utility model has the following beneficial effects:

[0023] (1) The utility model sets a locking assembly. When limiting, the limiting sleeve is stuck on the upper surface of the lock shell, and the limiting rod is limited by sliding through the limiting hole. By rotating the limiting sleeve, the limiting sleeve fits with the limiting hole and passes through the limiting hole, thereby releasing the limit on the lock core. When the lock core is working, the lock core is limited by the locking assembly to prevent the lock core from being disassembled due to misoperation. When the lock core needs to be disassembled, the limit on the lock core by the locking assembly is first released to improve the stability of the lock core.

[0024] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0027] Figure 2 This is a schematic diagram of the lock core and locking structure of the utility model;

[0028] Figure 3 This is a schematic diagram of the lock housing structure of the utility model;

[0029] Figure 4 This is a schematic diagram of the internal structure of the lock housing of the utility model;

[0030] Figure 5 This is a schematic diagram of the lock core structure of the utility model;

[0031] Figure 6 This is a schematic diagram of the locking structure of the utility model;

[0032] Figure 7 This is a cross-sectional view of the lock core structure of the utility model;

[0033] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0034] In the figure: 1. lock housing; 101. mounting hole; 102. limiting hole; 103. limiting groove; 104. through groove; 2. lock core; 201. round head; 202. cavity; 203. sliding rod; 204. lock head; 205. spring; 206. fixing block; 3. locking assembly; 301. ring body; 302. connecting plate; 303. limiting sleeve block; 304. limiting rod; 4. washer. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] See also Figure 1 - Figure 7 As shown, the utility model is a pin quick release lock, comprising a lock housing 1, a lock core 2 is installed inside the lock housing 1, the lock core 2 comprises a lock head 204, and two mounting holes 101 are arranged on the upper surface of the lock housing 1;

[0037] A limiting groove 103 and a through groove 104 are provided on the bottom outer wall of the lock housing 1, and the limiting groove 103 and the through groove 104 are located on the same annular surface;

[0038] The through slot 104 and the lock head 204 are matched to limit the position;

[0039] A locking assembly 3 for limiting the lock core 2 is installed on the top outer side of the lock core 2, and the locking assembly 3 includes a limiting rod 304;

[0040] Two limiting holes 102 are provided on the top outer wall of the lock housing 1, and the limiting holes 102 and the limiting rod 304 are matched for limiting;

[0041] A gasket 4 is provided on the upper surface of the lock housing 1;

[0042] The purpose of this setting is to achieve quick disassembly through the lock core 2 structure. At the same time, the locking assembly 3 is set to limit the lock core 2 to prevent disassembly due to accidental operation. The gasket 4 is set to fill the gap between the top of the lock core 2 and the upper surface of the lock shell 1, so that the bottom of the lock core 2 structure and the bottom of the lock shell 1 can be locked more tightly.

[0043] The lock core 2 further includes a round head 201 and a cavity 202. The interior of the lock housing 1 forms a chamber. The cavity 202 is installed inside the chamber of the lock housing 1 and extends to the top outside of the lock housing 1.

[0044] The purpose of such a configuration is to facilitate installation of the cavity 202 inside the cavity of the lock housing 1 and subsequent removal.

[0045] A spring 205 is installed inside the cavity 202, and a sliding rod 203 is installed on the inner side of the spring 205. The sliding rod 203 penetrates the bottom inner wall of the cavity 202 and extends to the bottom outer side of the lock housing 1. The sliding rod 203 and the spring 205 are slidably connected. A round head 201 is fixedly connected to the top of the sliding rod 203. The spring 205 is located between the lower surface of the round head 201 and the bottom inner wall of the spring 205. A handle is installed on the upper surface of the round head 201. The lock head 204 is installed on the outer wall of the sliding rod 203, and the lock head 204 is clamped in the inside of the limiting groove 103.

[0046] The purpose of this arrangement is that the tension of the spring 205 props up the round head 201, so that the round head 201 drives the sliding rod 203 and the lock head 204 to move upward, and the lock head 204 is clamped in the inside of the limiting groove 103. When disassembly is required, the limit of the lock cylinder 2 on the locking assembly 3 is first unlocked, and the round head 201 is pressed downward through the handle to squeeze the spring 205, and then the sliding rod 203 and the lock head 204 are driven to move downward to the lock shell 1, and the lock head 204 is away from the inside of the limiting groove 103. The handle is turned to drive the sliding rod 203 and the lock head 204 to rotate, and the lock head 204 passes through the through groove 104 and the inside of the lock shell 1, so that the lock cylinder 2 is disassembled.

[0047] The gasket 4 is sleeved on the outside of the cavity 202 , and is located between the top of the cavity 202 and the upper surface of the lock housing 1 . The purpose of this arrangement is to fill the gap between the top of the cavity 202 and the upper surface of the lock housing 1 .

[0048] The locking assembly 3 includes a ring body 301, and two fixed blocks 206 are fixedly connected to the outer wall of the round head 201. The inner wall of the ring body 301 is provided with an annular groove. The fixed block 206 is slidably connected to the inner wall of the annular groove. The fixed block 206 performs a circular motion inside the annular groove. The purpose of this arrangement is to prevent the ring body 301 from hindering the rotation of the round head 201.

[0049] Two connecting plates 302 are connected to the outer wall of the ring body 301, and two limiting rods 304 are respectively installed at one end of the limiting rod 304. The bottom outer wall of the limiting rod 304 is provided with a thread, and the threaded outer wall of the limiting rod 304 is threadedly connected to the limiting sleeve block 303;

[0050] The purpose of such a setting is that when limiting, the limiting sleeve 303 is stuck on the upper surface of the lock shell 1, and the limiting rod 304 slides through the limiting hole 102 to limit the position, and by rotating the limiting sleeve 303, the limiting sleeve 303 fits with the limiting hole 102 and passes through the limiting hole 102, thereby releasing the limit on the lock core 2.

[0051] When in use, the tension of the spring 205 props up the round head 201, so that the round head 201 drives the sliding rod 203 and the lock head 204 to move upward, and the lock head 204 is clamped in the inside of the limiting groove 103. When disassembly is required, the limit of the lock cylinder 2 on the locking assembly 3 is first unlocked, and the round head 201 is pressed downward by the handle to squeeze the spring 205, and then the sliding rod 203 and the lock head 204 are moved downward to the lock shell 1, and the lock head 204 is away from the inside of the limiting groove 103. The handle is turned to drive the sliding rod 203 and the lock head 204 to rotate, and the lock head 204 passes through the through groove 104 and the inside of the lock shell 1, so that the lock cylinder 2 is disassembled. When the lock cylinder 2 is installed, the gasket 4 is sleeved in the cavity. On the outside of 202, the gasket 4 is located between the top of the cavity 202 and the upper surface of the lock shell 1, and is used to fill the gap between the top of the cavity 202 and the upper surface of the lock shell 1. When limiting, the limiting sleeve 303 is stuck on the upper surface of the lock shell 1, and the limiting rod 304 is limited by sliding through the limiting hole 102. By rotating the limiting sleeve 303, the limiting sleeve 303 fits with the limiting hole 102 and passes through the limiting hole 102, thereby releasing the limitation of the lock cylinder 2. When the lock cylinder 2 is working, the lock cylinder 2 is limited by the locking assembly 3 to prevent the lock cylinder 2 from being disassembled due to misoperation. When the lock cylinder 2 needs to be disassembled, the limitation of the lock cylinder 2 by the locking assembly 3 is first released to improve the stability of the lock cylinder 2.

[0052] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A pin quick release lock, characterized in that: include: A lock housing (1), wherein a lock core (2) is installed inside the lock housing (1), the lock core (2) comprises a lock head (204), and an upper surface of the lock housing (1) is provided with two mounting holes (101); A limiting groove (103) and a through groove (104) are provided on the bottom outer wall of the lock housing (1), and the limiting groove (103) and the through groove (104) are located on the same annular surface; The through slot (104) and the lock head (204) are in position-limiting cooperation; A locking assembly (3) for limiting the position of the lock core (2) is installed on the outer side of the top of the lock core (2), and the locking assembly (3) comprises a limiting rod (304); Two limiting holes (102) are provided on the top outer wall of the lock housing (1), and the limiting holes (102) and the limiting rod (304) are matched to each other in limiting manner; A gasket (4) is provided on the upper surface of the lock housing (1).

2. A pin quick release lock according to claim 1, characterized in that: The lock core (2) further comprises a round head (201) and a cavity (202), the interior of the lock housing (1) forms a cavity, and the cavity (202) is installed inside the cavity of the lock housing (1) and extends to the outside of the top of the lock housing (1).

3. A pin quick release lock according to claim 2, characterized in that: A spring (205) is installed inside the cavity (202), and a sliding rod (203) is installed on the inner side of the spring (205). The sliding rod (203) passes through the bottom inner wall of the cavity (202) and extends to the bottom outer side of the lock housing (1). The sliding rod (203) and the spring (205) are slidably connected. A round head (201) is fixedly connected to the top of the sliding rod (203). The spring (205) is located between the lower surface of the round head (201) and the bottom inner wall of the spring (205). A handle is installed on the upper surface of the round head (201). The lock head (204) is installed on the outer wall of the sliding rod (203), and the lock head (204) is clamped in the inside of the limiting groove (103).

4. A pin quick release lock according to claim 2, characterized in that: The gasket (4) is sleeved on the outside of the cavity (202), and the gasket (4) is located between the top of the cavity (202) and the upper surface of the lock housing (1).

5. The pin quick release lock according to claim 2, characterized in that: The locking assembly (3) comprises a ring body (301), two fixing blocks (206) are fixedly connected to the outer wall of the round head (201), an annular groove is provided on the inner wall of the ring body (301), the fixing blocks (206) are slidably connected to the inner wall of the annular groove, and the fixing blocks (206) perform circular motion inside the annular groove.

6. A pin quick release lock according to claim 5, characterized in that: Two connecting plates (302) are connected to the outer wall of the ring body (301), and the two limiting rods (304) are respectively mounted on one end of the limiting rod (304). The bottom outer wall of the limiting rod (304) is provided with a thread, and the threaded outer wall of the limiting rod (304) is threadedly connected to a limiting sleeve block (303).

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