CN220081090U - Anti-theft door lock - Google Patents
Anti-theft door lock Download PDFInfo
- Publication number
- CN220081090U CN220081090U CN202321700917.3U CN202321700917U CN220081090U CN 220081090 U CN220081090 U CN 220081090U CN 202321700917 U CN202321700917 U CN 202321700917U CN 220081090 U CN220081090 U CN 220081090U
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- rack
- groove
- lock
- cover body
- door lock
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- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 3
- 239000003292 glue Substances 0.000 abstract description 4
- 244000309464 bull Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a burglarproof door lock, in particular to the technical field of door locks, which comprises a lock body, a key hole and a handle, wherein the key hole and the handle are arranged at the front end of the lock body, the front end of the lock body is provided with a cover body for protecting the key hole, the top of the cover body is provided with a mounting block, the mounting block is clamped with the lock body through a clamping assembly, the bottom of the mounting block is provided with a slot, the clamping assembly comprises an inserting block, and the inserting block is inserted into the slot. According to the utility model, the key Kong Zhaozhu is arranged on the cover body, so that not only can the lock body be prevented from being opened by an illegal person through the key hole, but also the key hole can be prevented from being blocked by glue by a person, the anti-theft property and the safety of the key hole are improved, when the cover body needs to be opened, a user pushes the tag and the first rack to move into the groove by fingers, the first rack drives the second rack to move out of the clamping groove through the gear, the cover body can be pushed to slide downwards, the user can unlock the lock conveniently, and the tag stuck on the surface of the mounting hole can play a shielding role.
Description
Technical Field
The utility model relates to the technical field of door locks, in particular to a theft-proof door lock.
Background
A door lock is a device for locking the door to prevent others from opening, and the device is mechanically or electrically operated. At present, the lock holes of the known anti-theft door are directly exposed, a key can be directly inserted into the lock holes for unlocking, and various unlocking tools can also be directly inserted into the lock holes for technical unlocking, so that the safety of the anti-theft door lock is reduced.
The theft event usually occurs by using an unlocking tool to directly insert a thief into a lock hole for technical unlocking, and once the thief enters the room without being detected by indoor personnel, the thief is extremely dangerous. Therefore, the lock hole on the lock body cannot be directly exposed to the outside, and an illegal person cannot directly insert a key into the lock hole to unlock the lock, so that the safety of the lock is improved.
However, the above prior art has the following problems when in use: the lock hole is blocked to have an anti-theft function by adopting the structure, but when other people in the house open the door lock from the outside, the key is not used, and the use is inconvenient.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the anti-theft door lock, wherein the lock body is opened by a key Kong Zhaozhu through the cover body, so that not only can an illegal person be prevented from opening the lock body through a key hole, but also the key hole can be prevented from being blocked by glue by a person, the anti-theft property and the safety of the key hole are improved, when the cover body needs to be opened, a user pushes the tag and the first rack to move into the groove by fingers, the first rack drives the second rack to move out of the clamping groove through the gear, the cover body can be pushed to slide downwards, the user can conveniently unlock the lock, and the tag stuck on the surface of the mounting hole can play a shielding role, so that the problems in the background art are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a burglary-resisting door lock, includes the lock body, still includes key hole and the handle that lock body front end set up, lock body front end is equipped with the cover body for the protection key hole, cover body top is equipped with the installation piece, through joint subassembly joint between installation piece and the lock body, the slot has been seted up to the installation piece bottom, the joint subassembly includes the inserted block, the inserted block inserts and establishes in the slot, the recess has been seted up to the installation piece front end, it is equipped with first rack to slide in the recess, the movable groove has been seted up to the slot front end, the movable groove is equipped with the second rack in the sliding, the draw-in groove has been seted up to the inserted block front end, second rack and draw-in groove joint, the meshing has the gear between first rack and the second rack for adjust the position of second rack, be equipped with elasticity subassembly fixedly between first rack and the recess.
In a preferred embodiment, the installation piece is internally provided with a cavity, the gear is internally fixedly penetrated with a rotating rod, both sides of the rotating rod are connected with the inner wall of the cavity through bearings, and the stability of the gear during rotation is improved.
In a preferred embodiment, the resilient member comprises two compression springs, both of which are secured between the first rack and the inner wall of the recess.
In a preferred embodiment, two compression springs are provided with telescopic rods inside, the front ends of the telescopic rods are fixed with the rear ends of the first racks, and the rear ends of the telescopic rods are fixed with the inner walls of the grooves and used for guiding the compression springs, so that the stability of the compression springs in use is improved and the compression springs are prevented from shifting.
In a preferred embodiment, two sides of the rear end of the cover body are fixedly provided with sliding blocks, the front end surface of the lock body is provided with two sliding grooves, and the two sliding blocks are respectively arranged in the two sliding grooves in a sliding manner and used for supporting the cover body to move up and down.
In a preferred embodiment, the outer walls of two sides of the first rack are fixedly provided with limiting blocks, the inner wall surfaces of two sides of the groove are provided with limiting grooves, and the limiting blocks are slidably arranged in the limiting grooves to prevent the first rack from falling off from the groove.
In a preferred embodiment, a label is attached to the front end of the mounting block for shielding the groove.
The utility model has the technical effects and advantages that:
1. according to the utility model, the key Kong Zhaozhu is arranged on the cover body, so that not only can the lock body be prevented from being opened by an illegal person through the key hole, but also the key hole can be prevented from being blocked by glue by a person, the anti-theft property and the safety of the key hole are improved, when the cover body needs to be opened, a user pushes the tag and the first rack to move into the groove by fingers, the first rack drives the second rack to move out of the clamping groove through the gear, the cover body can be pushed to slide downwards, the user can unlock the lock conveniently, and the tag stuck on the surface of the mounting hole can play a shielding role.
2. Through installing two sliders on the cover body, when two sliders slide in two spouts respectively, play the supporting role to the cover body, prevent the cover body from sliding off from the lock body, simple structure, it is very convenient to use, when utilizing the bull stick to support the gear, improves the stability of gear when using, all is provided with the telescopic link in every compression spring, utilizes the telescopic link to lead compression spring, prevents compression spring skew.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of a mounting block and cover of the present utility model;
FIG. 3 is an enlarged view of portion A of FIG. 2 in accordance with the present utility model;
FIG. 4 is a diagram of the structure of the cover and lock of the present utility model;
fig. 5 is a cross-sectional view of a mounting block of the present utility model.
The reference numerals are: 1. a lock body; 2. a key hole; 3. a handle; 4. a cover body; 5. a mounting block; 6. a clamping assembly; 7. a slot; 8. an elastic component; 9. a cavity; 10. a rotating rod; 11. a slide block; 12. a chute; 13. a limiting block; 14. a limit groove; 15. a label;
601. inserting blocks; 602. a groove; 603. a first rack; 604. a moving groove; 605. a second rack; 606. a clamping groove; 607. a gear;
801. a compression spring; 802. a telescopic rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5 of the specification, the utility model provides a burglarproof door lock, which comprises a lock body 1, and further comprises a key hole 2 and a handle 3 which are arranged at the front end of the lock body 1, wherein a cover body 4 is arranged at the front end of the lock body 1 and is used for protecting the key hole 2, a mounting block 5 is arranged at the top of the cover body 4, the mounting block 5 is clamped with the lock body 1 through a clamping component 6, a slot 7 is arranged at the bottom of the mounting block 5, the clamping component 6 comprises a plug block 601, the plug block 601 is inserted into the slot 7, a groove 602 is arranged at the front end of the mounting block 5, a first rack 603 is arranged in the groove 602 in a sliding manner, a moving groove 604 is arranged at the front end of the slot 7, a second rack 605 is arranged in the moving groove 604 in a sliding manner, a clamping groove 606 is arranged at the front end of the plug block 601, a gear 607 is meshed with the clamping groove 606 and is used for adjusting the position of the second rack 605, an elastic component 8 is arranged between the first rack 603 and the groove 602, and the first rack 602 is fixed, and the front end of the rack 602 is used for being pasted with the rack 15.
Through setting up the cover body 4 in lock body 1 the place ahead, cover the key hole 2 with cover body 4, both can avoid the lawless persons to open lock body 1 through key hole 2, can prevent again that the people from maliciously using glue to stop up key hole 2, improve the theftproof nature and the security of key hole 2, simple structure, it is very convenient to use, when needs open cover body 4, the user is with pushing first rack 603 to remove in recess 602, first rack 603 drives the gear 607 meshing, gear 607 drives second rack 605 and removes towards the shifting chute 604 direction, make the second rack 605 shift out in the draw-in groove 606 on the inserted block 601 the back, can promote cover body 4 gliding, make key hole 2 spill, then the user inserts the key to key hole 2 and unblank, the label 15 of mounting hole surface adhesion can play the shielding effect.
Referring to fig. 1-5 of the specification, the utility model provides a burglarproof door lock, a cavity 9 is formed in the mounting block 5, a rotating rod 10 is fixedly arranged in the gear 607 in a penetrating manner, two sides of the rotating rod 10 are connected with the inner wall of the cavity 9 through bearings, stability of the gear 607 in rotation is improved, telescopic rods 802 are arranged in the two compression springs 801, the front ends of the telescopic rods 802 are fixed with the rear ends of the first racks 603, the rear ends of the telescopic rods 802 are fixed with the inner wall of the grooves 602, and the telescopic rods are used for guiding the compression springs 801, so that stability of the compression springs 801 in use is improved, and deflection of the compression springs 801 is prevented;
and the slider 11 is all fixed to cover body 4 rear end both sides, two spouts 12 have been seted up to lock body 1 front end surface, and two sliders 11 slip respectively establish in two spouts 12 for support cover body 4 reciprocates, the stopper 13 is all fixed to first rack 603 both sides outer wall, spacing groove 14 has all been seted up to recess 602 both sides inner wall surface, stopper 13 slip is established in spacing groove 14, avoids first rack 603 to drop from recess 602.
Through installing two sliders 11 on the cover body 4, when two sliders 11 slide in two spouts 12 respectively, play the supporting role to the cover body 4, prevent that the cover body 4 from sliding off from lock body 1, simple structure, it is very convenient to use, when utilizing bull stick 10 to support gear 607, improves the stability of gear 607 when using, all is provided with telescopic link 802 in every compression spring 801, utilizes telescopic link 802 to lead compression spring 801, prevents compression spring 801 skew.
Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a burglary-resisting door lock, includes lock body (1), its characterized in that:
the novel lock is characterized by further comprising a key hole (2) and a handle (3) which are arranged at the front end of the lock body (1), wherein the front end of the lock body (1) is provided with a cover body (4) for protecting the key hole (2), the top of the cover body (4) is provided with a mounting block (5), and the mounting block (5) is clamped with the lock body (1) through a clamping assembly (6);
the bottom of the installation block (5) is provided with a slot (7), the clamping assembly (6) comprises an insertion block (601), the insertion block (601) is inserted into the slot (7), the front end of the installation block (5) is provided with a groove (602), a first rack (603) is arranged in the groove (602) in a sliding mode, the front end of the slot (7) is provided with a moving groove (604), a second rack (605) is arranged in the moving groove (604) in a sliding mode, and the front end of the insertion block (601) is provided with a clamping groove (606), and the second rack (605) is clamped with the clamping groove (606);
a gear (607) is meshed between the first rack (603) and the second rack (605) and used for adjusting the position of the second rack (605), and an elastic component (8) is fixedly arranged between the first rack (603) and the groove (602).
2. The antitheft door lock of claim 1, wherein: the installation block (5) is internally provided with a cavity (9), a rotating rod (10) is fixedly arranged in the gear (607) in a penetrating mode, and two sides of the rotating rod (10) are connected with the inner wall of the cavity (9) through bearings.
3. The antitheft door lock of claim 1, wherein: the elastic component (8) comprises two compression springs (801), and the two compression springs (801) are fixed between the first rack (603) and the inner wall of the groove (602).
4. A security door lock according to claim 3, wherein: the inside telescopic link (802) that all is equipped with of two compression springs (801), telescopic link (802) front end is fixed with first rack (603) rear end, telescopic link (802) rear end is fixed with recess (602) inner wall for lead compression spring (801).
5. The antitheft door lock of claim 1, wherein: the two sides of the rear end of the cover body (4) are fixedly provided with sliding blocks (11), the front end surface of the lock body (1) is provided with two sliding grooves (12), and the two sliding blocks (11) are respectively arranged in the two sliding grooves (12) in a sliding manner.
6. The antitheft door lock of claim 1, wherein: limiting blocks (13) are fixedly arranged on the outer walls of two sides of the first rack (603), limiting grooves (14) are formed in the inner wall surfaces of two sides of the groove (602), the limiting blocks (13) are slidably arranged in the limiting grooves (14), and the first rack (603) is prevented from falling off from the groove (602).
7. The antitheft door lock of claim 1, wherein: the front end of the mounting block (5) is stuck with a label (15) for shielding the groove (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321700917.3U CN220081090U (en) | 2023-06-30 | 2023-06-30 | Anti-theft door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321700917.3U CN220081090U (en) | 2023-06-30 | 2023-06-30 | Anti-theft door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220081090U true CN220081090U (en) | 2023-11-24 |
Family
ID=88815265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321700917.3U Active CN220081090U (en) | 2023-06-30 | 2023-06-30 | Anti-theft door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220081090U (en) |
-
2023
- 2023-06-30 CN CN202321700917.3U patent/CN220081090U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |