CN220167725U

CN220167725U - Anti-disassembly door lock

Info

Publication number: CN220167725U
Application number: CN202321380347.4U
Authority: CN
Inventors: 刘志华; 周勇辉; 蓝佳宾
Original assignee: Shenzhen Yinuo Intelligent Control Technology Co ltd
Current assignee: Shenzhen Yinuo Intelligent Control Technology Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-12-12
Anticipated expiration: 2033-06-01

Abstract

The utility model relates to the technical field of intelligent door locks, in particular to an anti-disassembly door lock which comprises a door body, a lock cylinder, an outer cover plate and an anti-disassembly device, wherein the lock cylinder is arranged on the inner wall of the door body, the outer cover plate is arranged on the side surface of the door body, the outer cover plate is fixedly connected with the side surface of the lock cylinder, the side surface of the door body is provided with an inner cover plate, the inner cover plate is fixedly connected with the side surface of the lock cylinder, the anti-disassembly device is arranged at the joint of the door body and the lock cylinder and comprises a positioning frame, the positioning frame is fixedly connected with the surface of the lock cylinder, the inner wall of the positioning frame is rotationally connected with a positive and negative threaded rod, the surface thread of the positive and negative threaded rod is connected with a right side buckling frame, and the surface thread of the positive and negative threaded rod is connected with a left side buckling frame. According to the utility model, the anti-dismantling device is arranged, so that the connection structure between the door lock and the door body is increased, the probability of the door lock being broken and dismantled by lawless persons is reduced, the anti-dismantling performance of the door lock is improved, and the safety of the door lock is improved.

Description

Anti-disassembly door lock

Technical Field

The utility model relates to the technical field of intelligent door locks, in particular to an anti-disassembly door lock.

Background

The intelligent door lock adopts technologies such as electronic password, biological fingerprint, facial recognition to unlock promptly, compares in traditional mechanical door lock, and intelligent door lock need not to use the key to open the door to user's unlocking operation has been made things convenient for.

The prior art is such as the utility model of publication number CN217176146U, and this patent discloses an anti-disassembly intelligent door lock, and this patent adopts lock core main part, lock core main part inner wall all rotates the connecting gear, the through hole is all seted up to lock core main part both sides lateral wall, two sets of the equal sliding connection rack of through hole, two sets of the equal fixed connection baffle of rack, two sets of rack and the equal meshing of gear are connected, lock core main part both sides inner wall is the first spout of equal fixed connection, two sets of the equal sliding connection slider of first spout inner wall, two sets of slider lateral wall and the equal fixed connection of rack lateral wall, two the internal thread is all seted up to the gear inner wall, two the gear passes through bolt fixed connection with lock core main part inside wall. According to the utility model, the lock core main body is embedded in the door interlayer without exposed screws on the two baffles, the lock body is fixed with the side edges of the door plates while the lock body is embedded, the installation is completed, and the lock body can be disassembled only when the door is in an open state, so that the disassembly prevention is thoroughly and effectively realized, and the problem that the existing door lock can be disassembled from the inner side of the door, so that the door lock can be opened without verification, and the user is stolen at home is solved.

The inventor finds in daily work that in the process of limiting a door by using a door lock, the existing door lock can be detached from the inner side of the door, and in the process of using the door lock, the existing door lock is easy to detach by illegal molecules, and meanwhile, as the existing door lock adopts a single fixing structure and is mostly fixed by bolts, the illegal molecules are difficult to provide effective limiting effect when being broken and detached, so that the illegal molecules can quickly break and detach the door lock, and the problem of poor safety of the door lock is caused.

Disclosure of Invention

The utility model aims to solve the defect that in the prior art, when an illegal molecule breaks and disassembles, the bolt is difficult to provide an effective limiting effect, so that the illegal molecule can rapidly break and disassembles a door lock, and the safety of the door lock is poor.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a prevent tearing open lock, includes the door body, lock core, outside apron and anti-disassembly device, the inner wall at the door body is installed to the lock core, the side surface at the door body is installed to the outside apron, the side surface fixed connection of outside apron and lock core, the side surface mounting of the door body has inboard apron, the side surface fixed connection of inboard apron and lock core, anti-disassembly device sets up the junction at the door body and lock core, anti-disassembly device includes the locating rack, the surface fixed connection of locating rack and lock core, the inner wall rotation of locating rack is connected with positive and negative threaded rod, the surface threaded connection of positive and negative threaded rod has the right side to detain the frame, the surface threaded connection of positive and negative threaded rod has the left side to detain the frame.

Preferably, the side surface of outside apron and inboard apron is equal fixedly connected with constraint frame, accomodate the groove has been seted up to the inner wall of the door body, the door body is located the inner wall bolt of accomodating the groove and has linked up the bearing, the inner wall of positive and negative threaded rod is inserted and is equipped with the closing cap, sets up constraint frame, detains the frame by the right side and detains the state of frame restriction in the left side through the constraint frame, can consolidate the apron of both sides.

Preferably, the locating rack is pegged graft mutually with the inner wall of the door body, positive and negative threaded rod runs through the locating rack setting, positive and negative threaded rod sets up the inner wall at the door body, the guide hole has been seted up to the inner wall of the door body, the inner wall sliding connection of frame and guide hole is detained on the right side, the inner wall sliding connection of frame and guide hole is detained on the left side, sets up positive and negative threaded rod, can adjust the position of frame and left side knot frame through positive and negative threaded rod to realize the restraint effect of frame and left side knot frame is detained on the right side.

Preferably, the constraint frame is pegged graft mutually with the inner wall of the door body, the right side is detained the frame and is pegged graft mutually with the inner wall of constraint frame, the left side is detained the frame and is pegged graft mutually with the inner wall of constraint frame, positive and negative threaded rod is pegged graft mutually with the inner wall that links up the bearing, the closing cap is pegged graft mutually with the inner wall of locating rack, the closing cap contacts with the side surface of positive and negative threaded rod, sets up the closing cap, can block up positive and negative threaded rod's notch through the closing cap, reduces personnel to positive and negative threaded rod's operation probability then.

Preferably, the surface of outside apron is provided with protection device, protection device includes the shielding plate, the shielding plate contacts with the side surface of outside apron, the storage tank has been seted up to the side surface of shielding plate, the shielding plate is located the inner wall fixedly connected with wiping block of storage tank, the side surface fixedly connected with link of shielding plate sets up the shielding plate, can protect the fingerprint identification position on the outside apron through the shielding plate to reduce fingerprint identification's damage probability.

Preferably, the installation cavity has been seted up at the center of shielding plate, the shielding plate is located the inner wall fixedly connected with of installation cavity and attracts the iron sheet, the fixed slot has been seted up to the side surface of outside apron, the inner wall bolt that the outside apron is located the fixed slot has the installation box, the inner wall fixedly connected with of installation box adsorbs magnet, sets up adsorption magnet, through the cooperation of adsorption magnet and attraction iron sheet, can retrain the position of shielding plate.

Preferably, the wiping block is contacted with the surface of the outer cover plate, the connecting frame is in sliding connection with the side surface of the outer cover plate, the mounting box is contacted with the side surface of the shielding plate, the wiping block is arranged, and the fingerprint identification part can be wiped and cleaned through the wiping block under the state driven by the shielding plate.

Compared with the prior art, the utility model has the advantages and positive effects that:

according to the utility model, the door body is closed when the door is locked by arranging the anti-dismantling device, the lock core is driven to move by the door body in the closing process, and the lock core is inserted into the jack reserved in the door frame in the moving process and limits the door body, so that the door locking operation is completed immediately; when the door lock is installed, the lock cylinder is fixed in the door body, after the lock cylinder is fixed, the outer cover plate and the inner cover plate are aligned to the lock cylinder, the outer cover plate and the inner cover plate are pushed simultaneously, the outer cover plate and the inner cover plate are forced to push the binding frame, the binding frame is pushed to be inserted into the door body, the right side buckling frame and the left side buckling frame are driven to move in the rotating process by the right side buckling frame and the left side buckling frame, the right side buckling frame and the left side buckling frame are inserted into the binding frame in the moving process, the position of the binding frame is limited, when the right side buckling frame and the left side buckling frame are moved to the maximum distance, the right side buckling frame and the left side buckling frame are loosened, the sealing cover is inserted into the notch of the sealing cover, the installation operation of the anti-dismantling device is completed, the connection structure between the door lock and the door body is increased by arranging the anti-dismantling device, the anti-dismantling probability of the door lock by illegal molecules is reduced, and the safety of the door lock is improved.

Drawings

Fig. 1 is a schematic perspective view of an anti-disassembly door lock according to the present utility model;

fig. 2 is a schematic side view of a door lock according to the present utility model;

fig. 3 is a schematic structural view of an anti-dismantling device of an anti-dismantling door lock according to the present utility model;

fig. 4 is a schematic diagram of the structure a in fig. 3 of the door lock according to the present utility model;

fig. 5 is a schematic structural diagram of a protection device for an anti-disassembly door lock according to the present utility model.

Legend description:

1. a door body; 2. a lock core; 3. an outer cover plate; 4. an inner cover plate; 5. an anti-disassembly device; 51. a positioning frame; 52. a positive and negative threaded rod; 53. a right side buckle frame; 54. a left side buckle frame; 55. a binding frame; 56. a connecting bearing; 57. a cover; 6. a protection device; 61. a shielding plate; 62. a wipe block; 63. a connecting frame; 64. sucking an iron sheet; 65. a mounting box; 66. and (3) adsorbing the magnet.

Detailed Description

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a prevent tearing open formula lock, including the door body 1, lock core 2, outside apron 3 and anti-disassembly device 5, the inner wall at the door body 1 is installed to lock core 2, the side surface at the door body 1 is installed to outside apron 3, the side fixed surface of outside apron 3 and lock core 2 is connected, the side surface mounting of the door body 1 has inboard apron 4, the side fixed surface of inboard apron 4 and lock core 2 is connected, anti-disassembly device 5 sets up in the junction of the door body 1 and lock core 2, the surface of outside apron 3 is provided with protection device 6.

The specific arrangement and function of the tamper-evident means 5 and the protection means 6 will be described in detail below.

In this embodiment: the anti-disassembling device 5 comprises a positioning frame 51, the positioning frame 51 is fixedly connected with the surface of the lock cylinder 2, a front threaded rod 52 and a back threaded rod 52 are rotatably connected to the inner wall of the positioning frame 51, a right side buckling frame 53 is connected to the surface of the front threaded rod 52 in a threaded mode, and a left side buckling frame 54 is connected to the surface of the front threaded rod 52 in a threaded mode.

Specifically, the lateral surface of outside apron 3 and inboard apron 4 all fixedly connected with constraint frame 55, and the inner wall of door body 1 has seted up and has been accomodate the groove, and door body 1 is located the inner wall bolt in accomodating the groove and has had linking bearing 56, and the inner wall of positive and negative threaded rod 52 has been inserted and has been had closing cap 57, sets up constraint frame 55, detains the frame 53 and the left side through constraint frame 55 under the state of being restricted by buckle frame 54 on the right side, can consolidate the apron of both sides.

Specifically, the positioning frame 51 is inserted into the inner wall of the door body 1, the positive and negative threaded rod 52 penetrates through the positioning frame 51, the positive and negative threaded rod 52 is arranged on the inner wall of the door body 1, the inner wall of the door body 1 is provided with a guide hole, the right side buckling frame 53 is in sliding connection with the inner wall of the guide hole, and the left side buckling frame 54 is in sliding connection with the inner wall of the guide hole.

In this embodiment: the positive and negative threaded rods 52 are arranged, and the positions of the right side buckling frame 53 and the left side buckling frame 54 can be adjusted through the positive and negative threaded rods 52, so that the constraint effect of the right side buckling frame 53 and the left side buckling frame 54 is achieved.

Specifically, the binding frame 55 is inserted into the inner wall of the door body 1, the right buckling frame 53 is inserted into the inner wall of the binding frame 55, the left buckling frame 54 is inserted into the inner wall of the binding frame 55, the front and back threaded rod 52 is bolted into the inner wall of the connecting bearing 56, the sealing cover 57 is inserted into the inner wall of the positioning frame 51, the sealing cover 57 is contacted with the side surface of the front and back threaded rod 52, the sealing cover 57 is arranged, the notch of the front and back threaded rod 52 can be blocked through the sealing cover 57, and then the operation probability of personnel on the front and back threaded rod 52 is reduced.

In this embodiment: the protection device 6 comprises a shielding plate 61, the shielding plate 61 is contacted with the side surface of the outer cover plate 3, a storage groove is formed in the side surface of the shielding plate 61, a wiping block 62 is fixedly connected to the inner wall of the storage groove, and a connecting frame 63 is fixedly connected to the side surface of the shielding plate 61.

In this embodiment: the shielding plate 61 is arranged, and fingerprint identification parts on the outer cover plate 3 can be protected through the shielding plate 61, so that the damage probability of fingerprint identification is reduced.

Specifically, the installation cavity has been seted up at the center of shielding plate 61, and the inner wall fixedly connected with that shielding plate 61 is located the installation cavity attracts iron sheet 64, and the fixed slot has been seted up to the side surface of outside apron 3, and the inner wall bolt that outside apron 3 is located the fixed slot has installation box 65, and the inner wall fixedly connected with of installation box 65 adsorbs magnet 66, sets up and adsorbs magnet 66, through the cooperation of adsorption magnet 66 and attraction iron sheet 64, can retrain the position of shielding plate 61.

Specifically, the wiper block 62 is in contact with the surface of the outer cover 3, the link 63 is slidably connected to the side surface of the outer cover 3, and the mounting box 65 is in contact with the side surface of the shielding plate 61.

In this embodiment: the wiping block 62 is provided, and the fingerprint recognition part can be wiped and cleaned by the wiping block 62 under the state of being driven by the shielding plate 61.

Working principle: when the door is locked, the door body 1 is closed, the door body 1 drives the lock cylinder 2 to move in the closing process, the lock cylinder 2 is inserted into a jack reserved in the door frame in the moving process, the door body 1 is limited, and then the door locking operation is completed; when the door lock is installed, the lock cylinder 2 is fixed in the door body 1, after the lock cylinder 2 is fixed, the outer cover plate 3 and the inner cover plate 4 are aligned with the lock cylinder 2, the outer cover plate 3 and the inner cover plate 4 are pushed simultaneously, the outer cover plate 3 and the inner cover plate 4 are stressed to push the binding frame 55, the binding frame 55 is pushed to be inserted into the door body 1, the forward and reverse threaded rod 52 is rotated clockwise immediately, the forward and reverse threaded rod 52 drives the right buckling frame 53 and the left buckling frame 54 to move in the rotating process, the right buckling frame 53 and the left buckling frame 54 are inserted into the binding frame 55 in the moving process, the position of the binding frame 55 is limited, when the right buckling frame 53 and the left buckling frame 54 are moved to the maximum distance, the forward and reverse threaded rod 52 is loosened, the sealing cover 57 is inserted into the notch of the sealing frame, the installation operation of the anti-dismantling device 5 is completed immediately, the connecting structure between the door lock and the door body 1 is increased, the probability of illegal molecule dismantling of the door lock is reduced, the anti-dismantling performance of the door lock is improved, and the safety of the door lock is improved. In addition, through setting up protection device 6, when the user uses the fingerprint unblock, stir shielding plate 61, shielding plate 61 atress promotes link 63, simultaneously attract iron sheet 64 to be driven by shielding plate 61 to remove, link 63 is promoted the displacement, when link 63 removes to the maximum interval, attracting magnet 66 again cooperates attracting iron sheet 64 to retrain the position of shielding plate 61, shielding plate 61 atress breaks away from fingerprint identification region completely simultaneously, when fingerprint identification region exposes completely, the user can use fingerprint identification to unblank, after accomplishing unblanking, promote shielding plate 61 atress displacement, simultaneously wiping piece 62 is promoted the removal by shielding plate 61, wiping piece 62 is in the in-process of removal, can clean the fingerprint identification region, when shielding plate 61 resets completely, can protect the fingerprint identification region again, through setting up protection device 6, the protectiveness of lock to the fingerprint identification region has been increased, then the probability that fingerprint identification region is damaged has been reduced, and the protection effect of lock has been further improved.

Claims

1. The utility model provides a prevent tearing open formula lock, includes door body (1), lock core (2), outside apron (3) and anti-dismantling device (5), its characterized in that: the lock cylinder (2) is installed at the inner wall of the door body (1), the lateral surface of the door body (1) is installed to the outside apron (3), lateral surface fixed connection of outside apron (3) and lock cylinder (2), lateral surface of the door body (1) installs inboard apron (4), lateral surface fixed connection of inboard apron (4) and lock cylinder (2), anti-dismantling device (5) set up in the junction of the door body (1) and lock cylinder (2), anti-dismantling device (5) include locating rack (51), the fixed surface of locating rack (51) and lock cylinder (2) is connected, the inner wall rotation of locating rack (51) is connected with positive and negative threaded rod (52), the surface threaded connection of positive and negative threaded rod (52) has right side to detain frame (53), the surface threaded connection of positive and negative threaded rod (52) has left side to detain frame (54).

2. The tamper evident door lock of claim 1, wherein: the utility model discloses a door, including door body (1), outside apron (3), inboard apron (4), all fixedly connected with constraint frame (55) of the side surface of outside apron (3), the storage tank has been seted up to the inner wall of door body (1), door body (1) are located the inner wall bolt in storage tank has linking bearing (56), the inner wall of positive and negative threaded rod (52) is inserted and is equipped with closing cap (57).

3. The tamper evident door lock of claim 1, wherein: the locating rack (51) is pegged graft with the inner wall of door body (1), positive and negative threaded rod (52) run through locating rack (51) and set up, positive and negative threaded rod (52) set up the inner wall at door body (1), the guide hole has been seted up to the inner wall of door body (1), the inner wall sliding connection of right side knot frame (53) and guide hole, the inner wall sliding connection of left side knot frame (54) and guide hole.

4. The tamper evident door lock of claim 2, wherein: the utility model discloses a door body, including constraint frame (55), right side knot frame (53) and constraint frame (55), left side knot frame (54) and constraint frame (55) are pegged graft mutually with the inner wall of door body (1), positive and negative threaded rod (52) are pegged graft mutually with the inner wall that links up bearing (56), closing cap (57) are pegged graft mutually with the inner wall of locating rack (51), closing cap (57) are contacted with the side surface of positive and negative threaded rod (52).

5. The tamper evident door lock of claim 1, wherein: the surface of outside apron (3) is provided with protection device (6), protection device (6) are including shielding plate (61), shielding plate (61) are contacted with the side surface of outside apron (3), the side surface of shielding plate (61) has seted up and has been accomodate the groove, the inner wall fixedly connected with wiping block (62) that shielding plate (61) are located accomodate the groove, the side surface fixedly connected with link (63) of shielding plate (61).

6. The tamper evident door lock of claim 5, wherein: the center of shielding plate (61) has seted up the installation cavity, the inner wall fixedly connected with that shielding plate (61) is located the installation cavity attracts iron sheet (64), the fixed slot has been seted up to the side surface of outside apron (3), the inner wall bolt that outside apron (3) are located the fixed slot has installation box (65), the inner wall fixedly connected with of installation box (65) adsorbs magnet (66).

7. The tamper evident door lock of claim 6, wherein: the wiping block (62) is contacted with the surface of the outer cover plate (3), the connecting frame (63) is connected with the side surface of the outer cover plate (3) in a sliding way, and the mounting box (65) is contacted with the side surface of the shielding plate (61).