CN219344368U

CN219344368U - Anti-theft door lock with top and bottom lock

Info

Publication number: CN219344368U
Application number: CN202320769293.4U
Authority: CN
Inventors: 邵稳; 朱军; 徐聪; 张玲; 林胜
Original assignee: Xuzhou Wensheng Auto Parts Co ltd
Current assignee: Xuzhou Wensheng Auto Parts Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-07-14
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses a theft-proof door lock with a top-bottom lock, which comprises a door lock body, wherein the door lock body comprises a lock head shell and a lock seat shell, a lock cylinder is arranged at the upper end inside the lock head shell, a second gear is connected at the lower end of the first gear in a meshing manner, a second rack is connected at the lower end of the second gear in a meshing manner, a second T-shaped frame is welded at one side of the second rack, which is close to the lock seat shell, a second lock tongue is movably connected on the second T-shaped frame, the second lock tongue passes through the lock head shell and is connected with a groove formed in the inner side of the lock seat shell in a clamping manner, and an unlocking mechanism is arranged at the lower end inside the inner side of the lock seat shell, which is positioned at one side of the groove. This burglary-resisting door lock with world lock, this application is through setting up first bull stick, first spring bolt, spacing block pole and door handle collocation use, is convenient for through rotating the door handle for first spring bolt separates and block with spacing block pole under the rotation of first bull stick, thereby freely opens and closes the door, improves the practicality of use.

Description

Anti-theft door lock with top and bottom lock

Technical Field

The utility model relates to the technical field related to anti-theft door locks, in particular to an anti-theft door lock with a top-bottom lock.

Background

When the anti-theft door lock is used for locking the anti-theft door, the main bolt on the door lock is mainly used for being inserted into a bolt hole arranged at a corresponding position on the door frame. However, most of the external door handles of the mechanical anti-theft door lock are fixed, and after the door is closed, the door cannot be opened freely by the external door handles even if someone is in a room, and the door can be opened by taking a key every time. The outer door handle of the mechanical anti-theft door lock is movable, but the function is single, or the door can be opened only by using the outer door handle, but can not be locked by using the outer door handle, the inclined tongue can not have the function of locking the door, and the door must be locked by using a key when the door is locked each time; or only the outer door handle can be used to lock the door, and the outer door handle cannot be used to open the door. Causing a number of inconveniences to the user, and in view of the above problems, improvements to existing devices are needed.

Disclosure of Invention

The utility model aims to provide a burglarproof door lock with a top-bottom lock, which solves the problems that the existing burglarproof door lock provided in the background art has single function and causes a plurality of inconveniences to users.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a theft-proof door lock with a top-bottom lock comprises a door lock body, wherein the door lock body comprises a lock head shell and a lock seat shell,

the lock cylinder is installed to the inside upper end of tapered end casing, and the lock cylinder outside has cup jointed first gear, and first gear upper end meshing is connected with first rack simultaneously, first rack is close to lock seat casing one side welded connection and has first T type frame, and first T type frame lower extreme is connected with spacing arc seat upper end, and spacing arc seat lower extreme passes through the slider simultaneously and the inside second slide sliding connection that sets up of tapered end casing, first gear lower extreme meshing is connected with the second gear, and second gear lower extreme meshing is connected with the second rack, and second rack is close to lock seat casing one side welded connection and has the second T type frame simultaneously, spout sliding connection that second T type frame bottom and the inside lower extreme of tapered end casing were seted up, and swing joint has the second spring bolt on the second T type frame, and the second spring bolt passes the recess block connection that lock seat casing and lock seat casing inboard set up simultaneously, the inside lower extreme of lock seat casing is located recess one side internally mounted has unlocking mechanism.

Preferably, a first rotating rod is arranged at one side, close to the lock seat shell, of the middle inside the lock seat shell, a first lock tongue is sleeved at the outer side of the first rotating rod, and meanwhile, the first lock tongue is in clamping connection with a limit clamping rod arranged inside the lock seat shell through a slot hole formed in the side edges of the lock seat shell and the lock seat shell, and two ends of the first rotating rod penetrate through the lock seat shell and are respectively in threaded connection with a door handle;

through adopting above-mentioned technical scheme, through turning the door handle, be convenient for freely open the door, also can lock the door simultaneously, improve the practicality of use.

Preferably, the upper end of the first rack is in sliding connection with a first sliding seat arranged in the lock head shell through a first connecting lug;

by adopting the technical scheme, the moving stability of the first rack is improved.

Preferably, the inner side of the limiting arc seat is the same as the outer side of the first lock tongue sleeved on the outer side of the first rotating rod;

through adopting above-mentioned technical scheme, be convenient for restrict first spring bolt turned angle.

Preferably, the lower end of the second rack is in sliding connection with a third sliding seat arranged in the lock head shell through a second connecting lug;

by adopting the technical scheme, the moving stability of the second rack is improved.

Preferably, the unlocking mechanism comprises a T-shaped mounting frame, a sliding plate is connected to the T-shaped mounting frame in a sliding manner, a spring is arranged between the sliding plate and one side of the T-shaped mounting frame, the spring is sleeved on the outer side of the T-shaped mounting frame, push rods are symmetrically arranged at four corners of one side of the sliding plate, close to the lock head shell, of each push rod penetrates through the push rods to extend into the grooves to be connected with one side of the push plate, pushing convex blocks are symmetrically arranged on the front side and the back side of the sliding plate, and the two pushing convex blocks penetrate through grooves on the front side and the back side of the lock seat shell respectively to extend to the outer side of the lock seat shell;

through adopting above-mentioned technical scheme, be convenient for when the conflagration flees under the keyless condition, can open the lock, increase the time of fleing to improve the variety of service function.

Compared with the prior art, the utility model has the beneficial effects that: the anti-theft door lock with the top-bottom lock,

(1) In order to solve current burglary-resisting lock function more singlely, cause a great deal of inconvenient problem for the user, this application is through setting up first bull stick, first spring bolt, spacing block pole and door handle collocation use, be convenient for through rotating the door handle, make first spring bolt and spacing block pole separation and block under the rotation of first bull stick, thereby freely open and close the door, the practicality of using is improved, it is fixed to effectively solve mechanical burglary-resisting lock most outer door handle, after closing the door, even if also can't utilize outer door handle free opening door under indoor someone's circumstances, every time all need take the key to open the door side and can enter the room. The outer door handle of the mechanical anti-theft door lock is movable, but the function is single, or the door can be opened only by using the outer door handle, but can not be locked by using the outer door handle, the inclined tongue can not have the function of locking the door, and the door must be locked by using a key when the door is locked each time; or the problem that the door can be locked only by the outer door handle and the door can not be opened by the outer door handle;

(2) In order to solve current burglary-resisting lock function ratio singleness, cause a great deal of inconvenient problem for the user, this application is provided with release mechanism, through release mechanism, is convenient for unlock the second spring bolt under the condition that does not have the key to when avoiding meetting special conditions, the door can't open, causes unexpected problem.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic elevational view of the present utility model;

FIG. 4 is a schematic rear view of the present utility model;

fig. 5 is a schematic perspective view of a limiting arc seat according to the present utility model.

In the figure: 1. a lock housing; 101. a chute; 2. a lock base housing; 3. a first rotating lever; 4. a first tongue; 5. a limit clamping rod; 6. a door handle; 7. a lock core; 8. a first gear; 9. a first rack; 901. a first connection bump; 902. a first T-frame; 903. limiting arc-shaped seats; 9031. a slide block; 10. a first slider; 11. a second slider; 12. a second gear; 13. a second rack; 1301. a second connection bump; 1302. a second T-frame; 1303. a second lock tongue; 14. a third slider; 15. an unlocking mechanism; 1501. a T-shaped mounting rack; 1502. a slide plate; 1503. a spring; 1504. a push rod; 1505. a push plate; 1506. pushing the bump.

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, the present utility model provides a technical solution: according to the anti-theft door lock with the top-bottom lock, as shown in figures 1, 3, 4 and 5, the door lock body comprises a lock body 1 and a lock seat body 2, wherein a lock cylinder 7 is arranged at the upper end inside the lock body 1, a first gear 8 is sleeved outside the lock cylinder 7, the upper end of the first gear 8 is meshed with a first rack 9, the upper end of the first rack 9 is in sliding connection with a first sliding seat 10 arranged inside the lock body 1 through a first connecting lug 901, one side of the first rack 9 close to the lock seat body 2 is welded with a first T-shaped frame 902, the lower end of the first T-shaped frame 902 is connected with the upper end of a limiting arc seat 903, the inner side shape of the limiting arc seat 903 is the same as the outer side of a first lock tongue 4 sleeved outside the first rotating rod 3, the lower end of the limiting arc seat 903 is in sliding connection with a second sliding seat 11 arranged inside the lock body 1 through a sliding block 9031, the lower end of the first gear 8 is in meshing connection with a second gear 12, the lower end of the second gear 12 is in meshing connection with a second rack 13, the lower end of the second rack 13 is in sliding connection with a third sliding seat 14 arranged inside the lock cylinder shell 1 through a second connection lug 1301, meanwhile, one side of the second rack 13 close to the lock seat shell 2 is welded with a second T-shaped frame 1302, the bottom of the second T-shaped frame 1302 is in sliding connection with a sliding groove 101 arranged at the lower end inside the lock cylinder shell 1, a second lock tongue 1303 is movably connected on the second T-shaped frame 1302, meanwhile, the second lock tongue 1303 penetrates through the lock cylinder shell 1 to be in clamping connection with a groove arranged at the inner side of the lock seat shell 2, when in use, the lock cylinder 7 is rotated through a key, the first gear 8 and the second gear 12 are driven to rotate by the lock cylinder 7, and the first rack 9 and the second rack 13 are enabled to move, thereby be convenient for carry out spacing to first spring bolt 4 and make second spring bolt 1303 pass tapered end casing 1 and the recess block connection that the lock seat casing 2 inboard was seted up to accomplish the lock door.

Still further explaining, be close to lock seat casing 2 one side in the middle of the inside tapered end casing 1 and be provided with first bull stick 3, and first dead bolt 4 has been cup jointed in the first bull stick 3 outside, simultaneously first dead bolt 4 is connected with the inside spacing block pole 5 block that sets up of lock seat casing 2 through the slotted hole that tapered end casing 1 and lock seat casing 2 side were seted up, first bull stick 3 both ends run through tapered end casing 1 and respectively AND gate handle 6 threaded connection, during the use, through rotating door handle 6, make first bull stick 3 drive first dead bolt 4 rotation, make first dead bolt 4 and spacing block pole 5 block or separation, thereby realize rotating door handle 6 and accomplish free opening and locking, the practicality of using is improved.

As shown in fig. 1 and 2, an unlocking mechanism 15 is installed inside the lower end of the inner side of the lock base housing 2 at one side of the groove.

Specifically, release mechanism 15 includes T shape mounting bracket 1501, sliding connection has slide 1502 on the T shape mounting bracket 1501, and be provided with spring 1503 between slide 1502 and the T shape mounting bracket 1501 one side, spring 1503 cup joints in the T shape mounting bracket 1501 outside simultaneously, slide 1502 is close to tapered end casing 1 one side four corners symmetry and is provided with push rod 1504, and every push rod 1504 runs through push rod 1504 and extends to be connected with push pedal 1505 one side in the recess, slide 1502 openly and the back symmetry is provided with the promotion lug 1506 simultaneously, two promote the lug 1506 and run through the logical groove of lock seat casing 2 front and back respectively and extend to the lock seat casing 2 outside, during the use, drive slide 1502 through promoting the lug 1506 and squeeze spring 1503 to push pedal 1505 one side and remove, make slide 1502 drive push rod 1504 push out second spring 1303 from the recess, thereby be convenient for open the unexpected door lock body, in time, the escape can be prevented appearing, the functionality and the practicality of lock body use are improved.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a burglary-resisting door lock with world lock, includes the lock body, and the lock body includes tapered end casing (1) and lock seat casing (2), its characterized in that:

lock core (7) are installed to tapered end casing (1) inside upper end, and lock core (7) outside has cup jointed first gear (8), and first gear (8) upper end meshing is connected with first rack (9) simultaneously, first rack (9) are close to lock seat casing (2) one side welded connection have first T type frame (902), and first T type frame (902) lower extreme is connected with spacing arc seat (903) upper end, and spacing arc seat (903) lower extreme passes through slider (9031) and second slide (11) sliding connection that tapered end casing (1) inside set up simultaneously, first gear (8) lower extreme meshing is connected with second gear (12), and second gear (12) lower extreme meshing is connected with second rack (13), and second rack (13) are close to lock seat casing (2) one side welded connection have second T type frame (1302) simultaneously, spout (101) sliding connection that second T type frame (1302) bottom and tapered end casing (1) inside lower extreme were seted up, and second T type frame (1303) inner side sliding connection have the inside groove (1303) of second lock seat casing (1303) to be located the inside of lock groove (1), lock tongue (1303) inside (1303) is located the inside groove (2) of lock seat casing (2) simultaneously.

2. The antitheft door lock with the top-bottom lock of claim 1 wherein: the novel lock is characterized in that a first rotating rod (3) is arranged on one side, close to the lock seat shell (2), of the lock body shell (1), a first lock tongue (4) is sleeved on the outer side of the first rotating rod (3), meanwhile, the first lock tongue (4) is connected with a limit clamping rod (5) in a clamping mode, arranged inside the lock seat shell (2), of a groove hole formed in the side edge of the lock body shell (1) and the side edge of the lock seat shell (2), and two ends of the first rotating rod (3) penetrate through the lock body shell (1) to be in threaded connection with a door handle (6) respectively.

3. The antitheft door lock with the top-bottom lock of claim 1 wherein: the upper end of the first rack (9) is in sliding connection with a first sliding seat (10) arranged in the lock head shell (1) through a first connecting convex block (901).

4. The antitheft door lock with the top-bottom lock of claim 1 wherein: the inner side of the limiting arc-shaped seat (903) is the same as the outer side of the first lock tongue (4) sleeved on the outer side of the first rotating rod (3).

5. The antitheft door lock with the top-bottom lock of claim 1 wherein: the lower end of the second rack (13) is in sliding connection with a third sliding seat (14) arranged in the lock head shell (1) through a second connecting convex block (1301).

6. The antitheft door lock with the top-bottom lock of claim 1 wherein: the unlocking mechanism (15) comprises a T-shaped mounting frame (1501), a sliding plate (1502) is slidably connected to the T-shaped mounting frame (1501), a spring (1503) is arranged between one side of the sliding plate (1502) and one side of the T-shaped mounting frame (1501), the spring (1503) is sleeved outside the T-shaped mounting frame (1501), push rods (1504) are symmetrically arranged on one side of the sliding plate (1502) close to a lock cylinder shell (1), each push rod (1504) penetrates through the push rods (1504) to extend into grooves and are connected with one side of the push plate (1505), pushing convex blocks (1506) are symmetrically arranged on the front side and the back side of the sliding plate (1502), and two pushing convex blocks (1506) penetrate through grooves on the front side and the back side of the lock cylinder shell (2) respectively and extend to the outer side of the lock cylinder shell (2).