A locking mechanism

Abstract

The utility model discloses a locking mechanism, including a base plate, a connecting sleeve is fixedly provided at the top of the base plate, a positioning sleeve is provided on the outer wall of the connecting sleeve, an annular sliding groove matching the positioning sleeve is provided on the outer wall of the connecting sleeve, an adjusting seat is provided at the top of the positioning sleeve, the adjusting seat is connected to the base plate through a height adjustment component, a locking sleeve is provided at the top of the adjusting seat, a connecting rod is provided at the bottom of the locking sleeve, the connecting rod is connected to the adjusting seat through a rotating shaft, and the locking sleeve is connected to the adjusting seat through a limiting component. Beneficial effects: the overall length of the positioning sleeve can be adjusted by setting the height adjustment component, so that it can be used for installation holes of different depths, further improving its scope of use, and the locking sleeve and the positioning sleeve can be easily fixed by setting the limiting component, and the limiting component is easy to adjust through the threaded cooperation between the second screw rod and the second moving block, and fatigue will not occur, and the service life is long.

Description

Technical Field

[0001] The utility model relates to the technical field of locking mechanisms, in particular to a locking mechanism. Background Art

[0002] Military shelters are independent cabins that provide a suitable environment and space for military personnel and equipment, and facilitate various modes of transportation. With the extensive application of high technologies such as information technology in wars, military shelters have developed rapidly and are widely used in various equipment such as command, communication, measurement and control, maintenance, medical care and life support of our army. Military command and communication shelters require command and control systems, communication systems, detection and early warning systems, radar systems and other equipment to be installed in electromagnetic shielding shelters.

[0003] According to a quick locking mechanism disclosed in Chinese patent CN202320683549.X, the application includes a base plate, one side of the base plate is fixedly connected with a positioning pin, and the positioning pin is provided with two symmetrical fixing plates on the side away from the base plate, and an axial hole is provided in the middle of the fixing plate, and a shaft rod is inserted in the middle of the shaft hole, and the shaft rod is movably connected with the positioning rod, and a handle is sleeved on the side of the positioning rod away from the positioning pin, and a mounting groove is provided on the side of the handle away from the positioning pin, and a limiting plate is provided at one end of the positioning rod located in the mounting groove, and a spring is sleeved between the limiting plate and the side wall of the mounting groove. This locking mechanism has a simple structure, convenient operation, and good locking effect. The locking of the device can be completed by rotating the handle, which effectively improves the efficiency of the installation and disassembly of the device. The length of the positioning pin of the existing quick locking mechanism cannot be adjusted, and it cannot be applied to some deeper mounting holes. In addition, the existing quick locking mechanism is mainly limited by a spring, and the spring will have elastic fatigue after long-term use, affecting the locking performance.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes a locking mechanism to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A locking mechanism comprises a base plate, a connecting sleeve is fixedly provided at the top of the base plate, a positioning sleeve is provided on the outer wall of the connecting sleeve, an annular groove matching the positioning sleeve is formed on the outer wall of the connecting sleeve, an adjusting seat is provided at the top of the positioning sleeve, the adjusting seat is connected to the base plate through a height adjustment component, a locking sleeve is provided at the top of the adjusting seat, a connecting rod is provided at the bottom end of the locking sleeve, the connecting rod is connected to the adjusting seat through a rotating shaft, and the locking sleeve is connected to the adjusting seat through a limiting component.

[0008] Furthermore, the height adjustment assembly includes a screw rod 1 provided in the positioning sleeve, extending into the connecting sleeve and fixedly connected to the base plate, a moving block 1 is provided at the top of the connecting sleeve and located on the outer wall of the screw rod 1, and a fixed rod symmetrically arranged and extending outside the positioning sleeve and connected to the adjustment seat is provided at the top of the moving block 1.

[0009] Furthermore, a threaded hole matching the screw rod is formed on the moving block, symmetrical guide blocks are formed on both sides of the moving block, and a guide groove matching the guide block is formed on the inner wall of the positioning sleeve.

[0010] Furthermore, an anti-dropping block is provided at the top end of the screw rod, and a sliding hole matching the fixing rod is opened at the top end of the positioning sleeve.

[0011] Furthermore, the outer wall of the bottom plate is provided with an anti-slip rubber sleeve.

[0012] Further, the limit assembly includes a second screw rod provided in the locking sleeve, the top end of the second screw rod is connected to the locking sleeve through a bearing, the outer wall of the second screw rod is provided with a second moving block, the bottom end of the second moving block is provided with a symmetrically arranged limit rod extending outside the locking sleeve, the top end of the adjustment seat is provided with a first limit groove matching the limit rod, and one side of the adjustment seat is provided with a second limit groove matching the limit rod.

[0013] Furthermore, the second moving block is provided with two threaded holes matching the second screw rod, two symmetrically arranged guide blocks are provided on both sides of the second moving block, and the inner wall of the locking sleeve is provided with two guide grooves matching the second guide blocks.

[0014] Furthermore, a second anti-dropping block is provided at the bottom end of the second screw rod, and the top end of the second screw rod extends to the outside of the locking sleeve and is connected to the rotating block.

[0015] Furthermore, the outer wall of the rotating block is provided with a second anti-slip rubber sleeve.

[0016] Furthermore, a second sliding hole matching the limiting rod is formed at the bottom end of the locking sleeve.

[0017] The beneficial effects of the utility model are as follows: by setting a height adjustment component, the overall length of the positioning sleeve can be adjusted so that it can be suitable for installation holes of different depths, further improving its scope of use; by setting a limit component, it is convenient to fix the locking sleeve and the positioning sleeve; at the same time, the limit component is easy to adjust through the threaded cooperation between the second screw rod and the second moving block, and fatigue will not occur, and the service life is long. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be 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 paying creative work.

[0019] Figure 1 It is a schematic diagram of the overall structure of a locking mechanism according to an embodiment of the utility model;

[0020] Figure 2 This is a front view of a locking mechanism according to an embodiment of the utility model;

[0021] Figure 3 is a side view of a locking mechanism according to an embodiment of the utility model;

[0022] Figure 4 It is a side cross-sectional schematic diagram of a locking mechanism according to an embodiment of the utility model;

[0023] Figure 5 yes Figure 4 A local enlarged schematic diagram of the middle A;

[0024] Figure 6 yes Figure 4 A local enlarged schematic diagram of point B in the middle.

[0025] In the figure:

[0026] 1. Base plate; 2. Connecting sleeve; 3. Positioning sleeve; 4. Annular slide groove; 5. Adjusting seat; 6. Locking sleeve; 7. Connecting rod; 8. Rotating shaft; 9. Screw one; 10. Moving block one; 11. Fixed rod; 12. Guide block one; 13. Guide groove one; 14. Anti-slip block one; 15. Screw two; 16. Bearing; 17. Moving block two; 18. Limiting rod; 19. Guide block two; 20. Guide groove two; 21. Anti-slip block two; 22. Rotating block. DETAILED DESCRIPTION

[0027] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0028] According to an embodiment of the utility model, a locking mechanism is provided.

[0029] Embodiment 1;

[0030] like Figure 1-6 As shown, the locking mechanism according to the embodiment of the utility model includes a base plate 1, a connecting sleeve 2 is fixedly provided at the top of the base plate 1, a positioning sleeve 3 is provided on the outer wall of the connecting sleeve 2, an annular groove 4 matching the positioning sleeve 3 is opened on the outer wall of the connecting sleeve 2, an adjusting seat 5 is provided at the top of the positioning sleeve 3, the adjusting seat 5 is connected to the base plate 1 through a height adjustment component, a locking sleeve 6 is provided at the top of the adjusting seat 5, a connecting rod 7 is provided at the bottom end of the locking sleeve 6, the connecting rod 7 is connected to the adjusting seat 5 through a rotating shaft 8, and the locking sleeve 6 is connected to the adjusting seat 5 through a limiting component.

[0031] Embodiment 2:

[0032] like Figure 1-6 As shown, the locking mechanism according to the embodiment of the utility model comprises a base plate 1, a connecting sleeve 2 is fixedly provided at the top of the base plate 1, a positioning sleeve 3 is sleeved on the outer wall of the connecting sleeve 2, an annular slide groove 4 matching the positioning sleeve 3 is opened on the outer wall of the connecting sleeve 2, an adjustment seat 5 is provided at the top of the positioning sleeve 3, the adjustment seat 5 is connected to the base plate 1 through a height adjustment component, a locking sleeve 6 is provided at the top of the adjustment seat 5, a connecting rod 7 is provided at the bottom end of the locking sleeve 6, the connecting rod 7 is connected to the adjustment seat 5 through a rotating shaft 8, and the locking sleeve 6 is connected to the adjustment seat 5 through a limiting component. The height adjustment component comprises a screw rod 9 provided in the positioning sleeve 3, extending into the connecting sleeve 2 and fixedly connected to the base plate 1, a moving block 10 is sleeved at the top of the connecting sleeve 2 and located on the outer wall of the screw rod 9, and a fixed rod 11 symmetrically arranged and extending to the outside of the positioning sleeve 3 and connected to the adjustment seat 5 is provided at the top of the moving block 10. The moving block 1 is provided with a threaded hole 1 that matches the screw rod 19, and the two sides of the moving block 10 are provided with symmetrically arranged guide blocks 12, and the inner wall of the positioning sleeve 3 is provided with a guide groove 13 that matches the guide block 12. The top of the screw rod 9 is provided with an anti-slip block 14, and the top of the positioning sleeve 3 is provided with a sliding hole 1 that matches the fixed rod 11. The outer wall of the bottom plate 1 is provided with an anti-slip rubber sleeve. When in use, the personnel adjust the overall length of the positioning sleeve 3 according to the actual depth of the equipment installation hole. The specific operation is that the personnel first grasp the positioning sleeve 3, and then rotate the bottom plate 1 to drive the screw rod 9 to rotate, and the screw rod 9 drives the moving block 10 to move. The moving block 10 drives the adjustment seat 5 to move to a suitable position through the fixed rod 11. The overall length of the positioning sleeve 3 can be adjusted by setting a height adjustment component, so that it can be used for installation holes of different depths, further improving its scope of use.

[0033] Embodiment three;

[0034] like Figure 1-6As shown, the locking mechanism according to the embodiment of the utility model includes a base plate 1, a connecting sleeve 2 is fixedly provided at the top of the base plate 1, a positioning sleeve 3 is provided on the outer wall of the connecting sleeve 2, an annular groove 4 matching the positioning sleeve 3 is opened on the outer wall of the connecting sleeve 2, an adjusting seat 5 is provided at the top of the positioning sleeve 3, the adjusting seat 5 is connected to the base plate 1 through a height adjustment component, a locking sleeve 6 is provided at the top of the adjusting seat 5, a connecting rod 7 is provided at the bottom end of the locking sleeve 6, the connecting rod 7 is connected to the adjusting seat 5 through a rotating shaft 8, and the locking sleeve 6 is connected to the adjusting seat 5 through a limiting component. The limiting assembly includes a screw rod 15 provided in the locking sleeve 6, the top of the screw rod 15 is connected to the locking sleeve 6 through a bearing 16, the outer wall of the screw rod 15 is sleeved with a moving block 17, the bottom of the moving block 17 is provided with a symmetrically arranged limiting rod 18 extending outside the locking sleeve 6, the top of the adjustment seat 5 is provided with a limiting groove 1 that matches the limiting rod 18, and one side of the adjustment seat 5 is provided with a limiting groove 2 that matches the limiting rod 18. The moving block 17 is provided with a threaded hole 2 that matches the screw rod 15, and the two sides of the moving block 17 are provided with symmetrically arranged guide blocks 19, and the inner wall of the locking sleeve 6 is provided with a guide groove 20 that matches the guide block 19. The bottom of the screw rod 15 is provided with an anti-slip block 21, and the top of the screw rod 15 extends to the outside of the locking sleeve 6 and is connected to a rotating block 22. The outer wall of the rotating block 22 is sleeved with an anti-slip rubber sleeve 2. The bottom end of the locking sleeve 6 is provided with a second sliding hole matching the limiting rod 18. When fixing the equipment, the locking sleeve 6 and the adjusting seat are passed through the equipment installation hole, so that the positioning sleeve 3 enters the inside of the installation hole, and then the personnel rotate the rotating block 22 to drive the screw rod 15 to rotate, the screw rod 15 drives the moving block 17 to move upward, and the moving block 17 drives the limiting rod 18 to move upward and disengage from the limiting groove 1, at which time the locking sleeve 6 and the adjusting seat 5 are released from the limiting position, and the locking sleeve 6 is rotated to make it 90 degrees vertical to the adjusting seat 5, and then the rotating block 22 is rotated in the direction to drive the moving block 17 to move, and the moving block 17 drives the limiting rod 18 to insert into the limiting groove 2 on the side of the adjusting seat 5 to limit it, and the setting of the limiting assembly facilitates the fixing of the locking sleeve 6 and the positioning sleeve 3, and at the same time, the limiting assembly is easy to adjust through the screw rod 15 and the moving block 17 threaded match, and there will be no fatigue phenomenon, and the service life is long.

[0035] In actual application, when using it, the personnel adjust the overall length of the positioning sleeve 3 according to the actual depth of the equipment installation hole. The specific operation is that the personnel first grabs the positioning sleeve 3, and then rotates the base plate 1 to drive the screw rod 9 to rotate, and the screw rod 9 drives the moving block 10 to move, and the moving block 10 drives the adjustment seat 5 to move to a suitable position through the fixed rod 11. By setting the height adjustment component, the overall length of the positioning sleeve 3 can be adjusted so that it can be used for installation holes of different depths, further improving its scope of use; when fixing the equipment, the locking sleeve 6 and the adjustment seat are passed through the equipment installation hole, so that the positioning sleeve 3 enters the inside of the installation hole, and then the personnel rotate the rotating block 22 to drive the screw rod When the locking sleeve 6 and the adjusting seat 5 are released, the locking sleeve 6 is rotated to make it 90 degrees vertical to the adjusting seat 5, and then the rotating block 22 is rotated in the direction to drive the moving block 17 to move, and the moving block 17 drives the limiting rod 18 to insert into the limiting groove 2 on the side of the adjusting seat 5 to limit it. By setting the limiting component, it is convenient to fix the locking sleeve 6 and the positioning sleeve 3. At the same time, the limiting component is simple to adjust through the threaded cooperation of the screw rod 2 15 and the moving block 2 17, and there will be no fatigue phenomenon, and the service life is long.

[0036] To sum up, with the help of the above-mentioned technical scheme of the utility model, the overall length of the positioning sleeve can be adjusted by setting a height adjustment component, so that it can be suitable for installation holes of different depths, further improving its scope of use. By setting a limit component, it is convenient to fix the locking sleeve and the positioning sleeve. At the same time, the limit component is easy to adjust through the threaded cooperation of the screw rod 2 and the moving block 2, and there will be no fatigue phenomenon, and the service life is long.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A locking mechanism, comprising a base plate (1), characterized in that: A connecting sleeve (2) is fixedly provided at the top of the base plate (1), a positioning sleeve (3) is sleeved on the outer wall of the connecting sleeve (2), an annular sliding groove (4) matching the positioning sleeve (3) is opened on the outer wall of the connecting sleeve (2), an adjusting seat (5) is provided at the top of the positioning sleeve (3), the adjusting seat (5) is connected to the base plate (1) through a height adjustment component, a locking sleeve (6) is provided at the top of the adjusting seat (5), a connecting rod (7) is provided at the bottom end of the locking sleeve (6), the connecting rod (7) is connected to the adjusting seat (5) through a rotating shaft (8), and the locking sleeve (6) is connected to the adjusting seat (5) through a limiting component.

2. A locking mechanism according to claim 1, characterized in that: The height adjustment assembly comprises a screw rod (9) provided in the positioning sleeve (3), extending into the connecting sleeve (2) and fixedly connected to the base plate (1); a moving block (10) is provided at the top of the connecting sleeve (2) and on the outer wall of the screw rod (9); a fixed rod (11) is symmetrically arranged at the top of the moving block (10), extends outside the positioning sleeve (3) and is connected to the adjustment seat (5).

3. A locking mechanism according to claim 2, characterized in that: The moving block is provided with a threaded hole matching the screw rod (9), the moving block (10) is provided with symmetrically arranged guide blocks (12) on both sides, and the inner wall of the positioning sleeve (3) is provided with a guide groove (13) matching the guide block (12).

4. A locking mechanism according to claim 2, characterized in that: The top end of the screw rod (9) is provided with an anti-drop block (14), and the top end of the positioning sleeve (3) is provided with a sliding hole that matches the fixing rod (11).

5. A locking mechanism according to claim 2, characterized in that: The outer wall of the bottom plate (1) is provided with an anti-slip rubber sleeve.

6. A locking mechanism according to claim 1, characterized in that: The limiting assembly comprises a second screw rod (15) provided in the locking sleeve (6), the top end of the second screw rod (15) being connected to the locking sleeve (6) via a bearing (16), a second moving block (17) being sleeved on the outer wall of the second screw rod (15), a limiting rod (18) being symmetrically arranged and extending to the outside of the locking sleeve (6) being provided at the bottom end of the second moving block (17), a limiting groove (1) matching the limiting rod (18) being provided at the top end of the adjusting seat (5), and a limiting groove (2) matching the limiting rod (18) being provided at one side of the adjusting seat (5).

7. A locking mechanism according to claim 6, characterized in that: The second moving block (17) is provided with two threaded holes matching the second screw rod (15), two symmetrically arranged guide blocks (19) are provided on both sides of the second moving block (17), and the inner wall of the locking sleeve (6) is provided with two guide grooves (20) matching the second guide blocks (19).

8. A locking mechanism according to claim 6, characterized in that: The bottom end of the second screw rod (15) is provided with a second anti-dropping block (21), and the top end of the second screw rod (15) extends to the outside of the locking sleeve (6) and is connected to the rotating block (22).

9. A locking mechanism according to claim 8, characterized in that: The outer wall of the rotating block (22) is provided with a second anti-slip rubber sleeve.

10. A locking mechanism according to claim 6, characterized in that: The bottom end of the locking sleeve (6) is provided with a second sliding hole matching the limiting rod (18).

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