CN215978867U

CN215978867U - Lock capable of preventing lock core from rusting

Info

Publication number: CN215978867U
Application number: CN202121652373.9U
Authority: CN
Inventors: 何建
Original assignee: Jiujiang Jingcheng Industrial Hardware Co ltd
Current assignee: Jiujiang Jingcheng Industrial Hardware Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-03-08
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a lock capable of preventing a lock cylinder from being rusted, and relates to the technical field of locks. According to the utility model, the telescopic spring, the dustproof sheet, the inclined rod and the dustproof lock cylinder are arranged, when people pull out a key, the dustproof sheet is enabled to reset through the telescopic spring, and the dustproof lock cylinder is covered by the dustproof sheet, so that moisture or dust entering the interior of the dustproof lock cylinder can be avoided, and the service life of the lock is prolonged.

Description

Lock capable of preventing lock core from rusting

Technical Field

The utility model relates to the technical field of locks, in particular to a lock capable of preventing a lock cylinder from rusting.

Background

Along with the development of science and technology and the progress of times, the requirements of people on locks are higher and higher, the locks refer to appliances with a sealing function, and comprise locks, keys and accessories thereof, which are generally explained as 'sealing devices which can be opened by using keys', and the locks can be opened by using instructions such as light, electricity, magnetism, sound, fingerprints and the like besides the keys.

The existing lock has the advantages that in the use process, as the keyhole in the lock is provided with a gap, the inside of the lock cylinder is easily affected by external moisture and dust, so that the lock cylinder is rusted, and the service life of the lock is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the use process of the existing lock, as a key hole in the lock is provided with a gap, external moisture and dust are easy to enter the lock cylinder, the lock cylinder is rusted, and the service life of the lock is shortened, and the lock capable of preventing the lock cylinder from being rusted is provided.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a lock for preventing lock core from rusting comprises a lock body, wherein a dustproof box is fixedly arranged on the front surface of the lock body, sliding grooves are fixedly arranged on the upper side and the lower side of the dustproof box, a sliding block is movably connected inside the sliding grooves, an inclined rod is fixedly connected to the opposite surface of the sliding block, a dustproof sheet is arranged outside the inclined rod, a fixed rod is fixedly arranged inside the dustproof sheet, an expansion spring is movably sleeved outside the fixed rod, a placing groove is arranged outside the other end of the expansion spring, a placing box is fixedly arranged outside the placing groove, a connecting block is fixedly arranged inside the placing box, a limiting rod is movably connected inside the connecting block, a spring piece is arranged on the opposite surface of the limiting rod, a push rod is fixedly arranged on the front surface of the limiting rod, a fixing frame is arranged outside the push rod, and a box cover is fixedly arranged outside the fixing frame, the reverse side of dustproof piece is provided with dustproof lock core, and the inside of dustproof lock core has seted up the key hole, the end of dustproof lock core has cup jointed the driving gear, and the top swing joint of driving gear has the rack, the top swing joint of rack has driven gear, and the right side welding of rack has the fixed block, the other end welding of fixed block has the spring bolt.

Preferably, a moving structure is formed between the dustproof sheet and the dustproof box through an inclined rod and a sliding block, and the outer wall of the sliding block is tightly attached to the inner wall of the sliding groove.

Preferably, a detachable structure is formed between the box cover and the placing box through a limiting rod and a connecting block, and the limiting rod is symmetrical about a transverse axis of the box cover.

Preferably, a lifting structure is formed between the limiting rod and the connecting block through the fixing frame and the push rod, and the outer wall of the push rod is tightly attached to the inner wall of the fixing frame.

Preferably, an elastic structure is formed between the dustproof sheet and the dustproof box through a telescopic spring and a fixing rod, and the cross section area of the dustproof sheet is larger than that of the dustproof lock cylinder.

Preferably, a moving structure is formed between the lock tongue and the lock body through a driving gear and a rack, and the driving gear is meshed with a driven gear through the rack.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, the telescopic spring, the dustproof sheet, the inclined rod and the dustproof lock cylinder are arranged, when people pull out a key, the dustproof sheet is enabled to reset through the telescopic spring, and the dustproof lock cylinder is covered by the dustproof sheet, so that moisture or dust entering the interior of the dustproof lock cylinder can be avoided, and the service life of the lock is prolonged.

2. According to the utility model, the push rod, the box cover, the placing box and the expansion spring are arranged, the limiting rod on the box cover can be conveniently driven to lift through manual operation of the push rod, the limiting rod can lift outside the connecting block in the placing box, so that the disassembling work of the box cover is completed, the disassembling time is short, the disassembling work of the box cover is not required to be completed through a disassembling tool, the expansion spring can be conveniently replaced and maintained, and the high practicability is achieved.

Drawings

FIG. 1 is a schematic front view of a lock body according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the internal structure of the dust-proof box of the present invention;

FIG. 4 is a schematic view of the connection structure of the box cover and the placing box according to the present invention;

fig. 5 is a schematic view of the internal structure of the lock body of the present invention.

Illustration of the drawings:

1. a lock body; 2. a latch bolt; 3. a dust-proof box; 4. a box cover; 5. a dust-proof sheet; 6. an inclined lever; 7. a push rod; 8. a restraining bar; 9. a fixing frame; 10. fixing the rod; 11. a tension spring; 12. a placement groove; 13. connecting blocks; 14. a chute; 15. a slider; 16. a dustproof lock core; 17. a key hole; 18. placing the box; 19. a spring plate; 20. a driving gear; 21. a driven gear; 22. a rack; 23. and (5) fixing blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a lock for preventing lock core from rusting comprises a lock body 1, a lock tongue 2, a dustproof box 3, a box cover 4, a dustproof sheet 5, an inclined rod 6, a push rod 7, a limiting rod 8, a fixing frame 9, a fixing rod 10, a telescopic spring 11, a placing groove 12, a connecting block 13, a sliding groove 14, a sliding block 15, a dustproof lock core 16, a key hole 17, a placing box 18, a spring piece 19, a driving gear 20, a driven gear 21, a rack 22 and a fixing block 23, wherein the front of the lock body 1 is fixedly provided with the dustproof box 3, the sliding grooves 14 are fixedly arranged on the upper side and the lower side of the dustproof box 3, the sliding block 15 is movably connected inside the sliding groove 14, the inclined rod 6 is fixedly connected on the opposite surface of the sliding block 15, the dustproof sheet 5 is arranged outside the inclined rod 6, the fixing rod 10 is fixedly arranged inside the dustproof sheet 5, a moving structure is formed between the dustproof sheet 5 and the dustproof box 3 through the inclined rod 6 and the sliding block 15, the outer wall of the sliding block 15 is tightly attached to the inner wall of the sliding groove 14, the key is manually operated, the inclined rod 6 is moved towards the left side and the right side by the key, the inclined rod 6 drives the dustproof sheet 5 to move through the sliding block 15, so that the unlocking work is conveniently finished, an elastic structure is formed between the dustproof sheet 5 and the dustproof box 3 through the telescopic spring 11 and the fixing rod 10, the cross section area of the dustproof sheet 5 is larger than that of the dustproof lock cylinder 16, the key is manually pulled out, the dustproof sheet 5 is reset through the telescopic spring 11 and the fixing rod 10, so that the interior of the dustproof lock cylinder 16 can be prevented from being rusted and entering dust, the telescopic spring 11 is movably sleeved outside the fixing rod 10, the other end of the telescopic spring 11 is externally provided with a placing groove 12, the placing box 18 is fixedly installed outside the placing groove 12, the connecting block 13 is fixedly installed inside the placing box 18, and the limiting rod 8 is movably connected inside the connecting block 13, and the opposite surface of the limiting rod 8 is provided with a spring leaf 19, a lifting structure is formed between the limiting rod 8 and the connecting block 13 through the fixing frame 9 and the push rod 7, the outer wall of the push rod 7 is tightly attached to the inner wall of the fixing frame 9, the push rod 7 is manually operated, the push rod 7 drives the limiting rod 8 to carry out lifting operation through the fixing frame 9, the limiting rod 8 is lifted into the connecting block 13, so that the mounting work of the box cover 4 is conveniently completed, the push rod 7 is fixedly mounted on the front surface of the limiting rod 8, the fixing frame 9 is arranged outside the push rod 7, the box cover 4 is fixedly mounted on the outside of the fixing frame 9, a detachable structure is formed between the box cover 4 and the placing box 18 through the limiting rod 8 and the connecting block 13, the limiting rod 8 is symmetrical about the transverse axis of the box cover 4, the push rod 7 is manually operated, the limiting rod 7 drives the limiting rod 8 to carry out lifting operation, the limiting rod 8 is lifted out of the connecting block 13, so that the dismounting work of the box cover 4 is conveniently completed, the reverse side of dustproof piece 5 is provided with dustproof lock core 16, and keyhole 17 has been seted up to the inside of dustproof lock core 16, driving gear 20 has been cup jointed to the end of dustproof lock core 16, and the top swing joint of driving gear 20 has rack 22, the top swing joint of rack 22 has driven gear 21, and the right side welding of rack 22 has fixed block 23, the other end welding of fixed block 23 has spring bolt 2, pass through driving gear 20 between spring bolt 2 and the lock body 1, rack 22 constitutes the removal structure, and driving gear 20 passes through rack 22 and driven gear 21 intermeshing, the manual operation key, the key passes through keyhole 17, dustproof lock core 16 drives driving gear 20 and carries out the rotation operation, driving gear 20 drives rack 22 through driven gear 21 again and carries out the removal operation, rack 22 drives spring bolt 2 and carries out the removal operation, just so conveniently accomplish and close the lock work.

The working principle is as follows: when the lock is used, firstly, a key is manually operated, the key drives the inclined rod 6 to move (move left and right), the inclined rod 6 drives the dustproof sheet 5 to move through the slide block 15 and the chute 14, the dustproof sheet 5 enables the telescopic spring 11 to compress through the fixed rod 10, then, the key is rotated, the key drives the driving gear 20 to rotate through the key hole 17 and the dustproof lock cylinder 16, the driving gear 20 drives the rack 22 to move (move left and right) through the driven gear 21, the rack 22 drives the lock tongue 2 to move through the fixed block 23, so that the opening and closing work of the lock body 1 is conveniently completed, the key is pulled out, the dustproof sheet 5 moves through the telescopic spring 11 and the fixed rod 10, so that the interior of the dustproof lock cylinder 16 is prevented from rusting and dust is prevented from entering, the service life of the lock is prolonged, and the push rod 7 is manually operated, the push rod 7 drives the limiting rod 8 to perform lifting operation through the fixing frame 9, the limiting rod 8 lifts to the outside of the connecting block 13, so that the box cover 4 is convenient to disassemble, and people can conveniently maintain and replace the telescopic spring 11 in the placing box 18.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a prevent tool to lock of lock core rust ization, includes lock body (1), its characterized in that: the lock body is characterized in that a dust-proof box (3) is fixedly arranged on the front surface of the lock body (1), sliding grooves (14) are fixedly arranged on the upper side and the lower side of the dust-proof box (3), a sliding block (15) is movably connected to the inner portion of each sliding groove (14), an inclined rod (6) is fixedly connected to the opposite surface of each sliding block (15), a dustproof sheet (5) is arranged on the outer portion of each inclined rod (6), a fixed rod (10) is fixedly arranged on the inner portion of each dustproof sheet (5), a telescopic spring (11) is movably sleeved on the outer portion of each fixed rod (10), a placing groove (12) is arranged on the outer portion of the other end of each telescopic spring (11), a placing box (18) is fixedly arranged on the outer portion of each placing groove (12), a connecting block (13) is fixedly arranged on the inner portion of each placing box (18), a limiting rod (8) is movably connected to the inner portion of each connecting block (13), and a spring piece (19) is arranged on the opposite surface of each limiting rod (8), the utility model discloses a dustproof lock core, including limiting rod (8), the positive fixed mounting of limiting rod (8) has push rod (7), and the outside of push rod (7) is provided with fixed frame (9), the outside fixed mounting of fixed frame (9) has lid (4), the reverse side of dustproof piece (5) is provided with dustproof lock core (16), and the inside of dustproof lock core (16) has seted up key hole (17), driving gear (20) have been cup jointed to the end of dustproof lock core (16), and the top swing joint of driving gear (20) has rack (22), the top swing joint of rack (22) has driven gear (21), and the right side welding of rack (22) has fixed block (23), the other end welding of fixed block (23) has spring bolt (2).

2. The lock of claim 1, wherein the lock core is protected from rust by: the dustproof sheet (5) and the dustproof box (3) form a moving structure through the inclined rod (6) and the sliding block (15), and the outer wall of the sliding block (15) is tightly attached to the inner wall of the sliding groove (14).

3. The lock of claim 1, wherein the lock core is protected from rust by: the box cover (4) and the placing box (18) form a detachable structure through the limiting rod (8) and the connecting block (13), and the limiting rod (8) is symmetrical about the transverse shaft of the box cover (4).

4. The lock of claim 1, wherein the lock core is protected from rust by: and a lifting structure is formed between the limiting rod (8) and the connecting block (13) through the fixing frame (9) and the push rod (7), and the outer wall of the push rod (7) is tightly attached to the inner wall of the fixing frame (9).

5. The lock of claim 1, wherein the lock core is protected from rust by: an elastic structure is formed between the dustproof sheet (5) and the dustproof box (3) through an expansion spring (11) and a fixing rod (10), and the cross section area of the dustproof sheet (5) is larger than that of the dustproof lock cylinder (16).

6. The lock of claim 1, wherein the lock core is protected from rust by: the lock bolt (2) and the lock body (1) form a moving structure through a driving gear (20) and a rack (22), and the driving gear (20) is meshed with a driven gear (21) through the rack (22).