CN222207632U

CN222207632U - Primary and secondary burglary-resisting door with pick-proof structure

Info

Publication number: CN222207632U
Application number: CN202420504082.2U
Authority: CN
Inventors: 周成冬
Original assignee: Anhui Yongyi Door Manufacturing Co ltd
Current assignee: Anhui Yongyi Door Manufacturing Co ltd
Priority date: 2024-03-15
Filing date: 2024-03-15
Publication date: 2024-12-20
Anticipated expiration: 2034-03-15

Abstract

The utility model discloses a primary-secondary anti-theft door with an anti-prying structure, which comprises a door frame, wherein the inner side of the door frame is hinged with a primary door main body and a secondary door main body through hinges respectively, a door lock assembly is arranged on the secondary door main body, the tops of the primary door main body and the secondary door main body are respectively provided with a first locking groove and a second locking groove which are mutually communicated, a cavity is formed in the door frame and above the first locking groove and the second locking groove, a transmission cavity is formed in the door frame and in the side face corresponding to the cavity, a stepping motor is fixedly arranged at the outer side of the door frame and in the position corresponding to the transmission cavity, and an output shaft of the stepping motor penetrates through the transmission cavity and is fixedly connected with a drive bevel gear. This primary and secondary burglary-resisting door with pick-proof structure, structural design is reasonable, convenient to use adopts the mode of double-locking, very big improvement primary and secondary door's theftproof performance for lawless persons is difficult for picking up and gets into indoor, has higher security, can satisfy the user demand comprehensively.

Description

Primary and secondary burglary-resisting door with pick-proof structure

Technical Field

The utility model relates to the technical field of burglary-resisting doors, in particular to a primary-secondary burglary-resisting door with a prying-resisting structure.

Background

The primary door and the secondary door are special double-door opposite-door doors, and are composed of a door leaf (secondary door) with a narrow width and a door leaf (primary door) with a wider width, so that people do not need to push a large door when the door is opened and closed at ordinary times, or half of the double-door is too small to pass, and the double-door opposite-door can be fully opened when large articles such as furniture are needed to pass through.

At present, most of traditional primary and secondary doors are only provided with a single door lock to lock so as to realize burglary prevention, the door lock has no good burglary prevention performance, lawless persons can easily pry the door lock into a room, and the safety during use is poor.

Disclosure of utility model

The utility model aims to provide a primary-secondary anti-theft door with an anti-prying structure, which aims to solve the problems in the background technology.

The utility model provides a primary-secondary anti-theft door with an anti-prying structure, which comprises a door frame, wherein the inner side of the door frame is respectively hinged with a primary door main body and a secondary door main body through hinges, and a door lock assembly is arranged on the secondary door main body;

The utility model provides a child door is characterized in that first locking groove and second locking groove that communicates each other have been seted up respectively to the top of child door main part and mother door main part, the cavity has been seted up to the top that just is located first locking groove and second locking groove in the door frame, the transmission chamber has been seted up to the inside side that corresponds the cavity of door frame, the door frame outside corresponds the position fixed mounting in transmission chamber has step motor, step motor's output shaft runs through to the inside fixedly connected with initiative bevel gear of transmission chamber, the right side fixedly mounted of cavity inner wall has antifriction bearing, rotate in the antifriction bearing and be connected with the screw rod, the left end of screw rod runs through antifriction bearing, cavity and transmission chamber in proper order and extends to the inside fixedly connected with of transmission chamber and initiative bevel gear, the screw rod surface that is located the cavity inside has the translation piece along axial threaded connection, the top of translation piece is through guide slider and cavity inner wall top sliding connection, the bottom fixedly connected with of translation piece with and the locking steel sheet of first locking groove and second locking groove looks adaptation, it supplies the locking opening between first locking groove and the cavity and the steel sheet to pass through.

Further, a storage battery is fixedly arranged in the cavity which is arranged in the door frame and corresponds to the left side of the transmission cavity, and the storage battery is electrically connected with the stepping motor.

Further, the charging hole that supplies the battery to charge is offered in the front of door frame, the door frame outside corresponds the position fixedly connected with guide bar of charging hole, follow axial sliding connection on the guide bar and have dustproof baffle.

Further, a limiting rotating block is fixedly connected to the surface of the screw rod at a position corresponding to the space between the cavity and the transmission cavity, the limiting rotating block is rotationally connected with the door frame, and a plurality of balls are circumferentially arranged on the outer side of the limiting rotating block.

Further, a hook is arranged on the main body of the child door, and a cat eye is arranged on the main body of the parent door.

Compared with the prior art, the utility model has the following beneficial effects:

According to the utility model, after the main body of the sub-door and the main body of the main door are locked through the door lock assembly, the stepping motor can be unlocked in a secondary locking state, so that the output shaft of the stepping motor drives the screw rod to rotate, the translation block in threaded connection with the translation block can be guided downwards in the limiting direction of the guide sliding block, the translation block is driven to translate and is positioned at the joint of the first locking groove and the second locking groove, the secondary locking effect is achieved, further, the door lock assembly is prevented from being broken and then entering by an illegal person, when the main body of the main door is required to be unlocked, the locking steel plate at the bottom of the translation block only needs to be moved into the first locking groove at the top of the main body of the sub-door, and if the main body of the sub-door is required to be unlocked, the locking steel plate is moved leftwards and is separated from the insertion connection with the first locking groove.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the structure of the present utility model;

Fig. 3 is an enlarged view of a portion of fig. 1 A-A in accordance with the present utility model.

In the figure, a door frame 1, a sub-door main body 2, a main door main body 3, a door lock assembly 4, a first locking groove 5, a second locking groove 6, a cavity 7, a transmission cavity 8, a stepping motor 9, a driving bevel gear 10, a rolling bearing 11, a screw 12, a driven bevel gear 13, a translation block 14, a locking steel plate 15, a through hole 16, a storage battery 17, a charging hole 18, a guide rod 19, a dustproof baffle 20, a limiting rotating block 21, a hook 22 and a cat eye 23 are arranged.

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. 1-3, a primary-secondary anti-theft door with an anti-prying structure includes a door frame 1, wherein the inner side of the door frame 1 is hinged with a primary door main body 2 and a secondary door main body 3 through hinges respectively, and a door lock assembly 4 is installed on the primary door main body 3.

The top of sub-door main part 2 and female door main part 3 has offered respectively the first locking groove 5 and the second locking groove 6 of intercommunication each other, cavity 7 has been offered to the top that just is located first locking groove 5 and second locking groove 6 in door frame 1 inside, cavity 8 has been offered to the side of door frame 1 inside and corresponding cavity 7, the position fixed mounting that corresponds transmission cavity 8 in door frame 1 outside has step motor 9, step motor 9's output shaft runs through to the inside fixedly connected with initiative bevel gear 10 in transmission cavity 8, the right side fixedly mounted in cavity 7 inner wall has antifriction bearing 11, antifriction bearing 11 internal rotation is connected with screw 12, antifriction bearing 11 is run through in proper order to the left end of screw 12, cavity 7 and transmission cavity 8 just extend to the inside fixedly connected with driven bevel gear 13 that cooperates with initiative bevel gear 10 in transmission cavity 8, the screw 12 surface that is located cavity 7 inside has translation piece 14 along axial threaded connection, the top of translation piece 14 passes through guide slide and cavity 7 inner wall top sliding connection, the bottom fixedly connected with first locking groove 5 and second locking groove 6 looks adaptation steel sheet 15, the locking groove 5 and second locking groove 6 are equipped with the locking opening 15 through between locking groove 6 and the cavity 16.

Specifically, a storage battery 17 is fixedly arranged in the cavity which is arranged in the door frame 1 and corresponds to the left side of the transmission cavity 8, the storage battery 17 is electrically connected with the stepping motor 9, and the storage battery 17 can supply power to the stepping motor 9.

Specifically, the charging hole 18 that supplies battery 17 to charge has been seted up in the front of door frame 1, and the door frame 1 outside corresponds the position fixedly connected with guide bar 19 of charging hole 18, and along axial sliding connection there being dustproof baffle 20 on the guide bar 19, charging hole 18 can supply battery 17 to charge the use, and when need not to charge, can stir dustproof baffle 20 on the guide bar 19, makes it shelter from charging hole 18, prevents into grey.

Specifically, the surface of the screw 12 is fixedly connected with a limiting rotating block 21 corresponding to the position between the cavity 7 and the transmission cavity 8, the limiting rotating block 21 is rotationally connected with the door frame 1, a plurality of balls are circumferentially arranged on the outer side of the limiting rotating block 21, the limiting rotating block 21 can cooperate with the rolling bearing 11 to play a limiting role on the screw 12, the stability during rotation of the screw is improved, and friction and abrasion of the limiting rotating block 21 during rotation are reduced by the balls.

Specifically, the hanger 22 is installed on the main body 2 of the sub-door, the cat eye 23 is arranged on the main body 3 of the main door, and the hanger 22 can be used for conveniently hanging daily life articles and is convenient to take.

This primary and secondary burglary-resisting door with pick-proof structure, structural design is reasonable, convenient to use adopts the mode of double-locking, very big improvement primary and secondary door's theftproof performance for lawless persons is difficult for picking up and gets into indoor, has higher security, can satisfy the user demand comprehensively.

When in use, after the main body 2 of the sub door and the main body 3 of the main door are locked by the door lock assembly 4, the stepping motor 9 can be opened in the secondary locking state, so that the output shaft drives the screw rod 12 to rotate, the translation block 14 which is connected with the guide slide block in a threaded way can drive the locking steel plate 15 to translate under the limit guide of the guide slide block so as to be positioned at the junction of the first locking groove 5 and the second locking groove 6, plays the secondary locking effect, and then can prevent that lawless persons from getting into after breaking the lock subassembly, when needs are opened female door main part 3, just need make the locking steel sheet 15 of translation piece 14 bottom remove to the first locking groove 5 at sub-door main part 2 top in the same way, if need open sub-door main part 2 again for locking steel sheet 15 moves left, break away from with first locking groove 5 grafting can.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The primary-secondary anti-theft door with the anti-prying structure comprises a door frame (1) and is characterized in that a primary door main body (2) and a secondary door main body (3) are hinged to the inner side of the door frame (1) through hinges respectively, and a door lock assembly (4) is arranged on the secondary door main body (3);

The top of the main body (2) of the sub-door and the top of the main body (3) of the main door are respectively provided with a first locking groove (5) and a second locking groove (6) which are communicated with each other, a cavity (7) is arranged above the first locking groove (5) and the second locking groove (6) inside the door frame (1), a transmission cavity (8) is arranged inside the door frame (1) and corresponds to the side surface of the cavity (7), a stepping motor (9) is fixedly arranged at the outer side of the door frame (1) corresponding to the position of the transmission cavity (8), an output shaft of the stepping motor (9) penetrates through to the inside of the transmission cavity (8) and is fixedly connected with a driving bevel gear (10), a rolling bearing (11) is fixedly arranged on the right side of the inner wall of the cavity (7), a screw (12) is rotationally connected with the rolling bearing (11), the left end of the screw (12) sequentially penetrates through the rolling bearing (11), the cavity (7) and the transmission cavity (8) and extends to the inside of the transmission cavity (8) and is fixedly connected with a driven bevel gear (13) matched with the driving bevel gear (10), the inner side of the door frame (1) is positioned inside the cavity (7) and the driving bevel gear (8) and is connected with a sliding block (14) along the axial direction of the sliding block (14) through the surface of the sliding block (14) and the top of the sliding block (14), the bottom fixedly connected with of translation piece (14) is with locking steel sheet (15) of first locking groove (5) and second locking groove (6) looks adaptation, open between first locking groove (5) and second locking groove (6) and cavity (7) and supply opening (16) that locking steel sheet (15) passed through.

2. The primary-secondary anti-theft door with the anti-prying structure according to claim 1 is characterized in that a storage battery (17) is fixedly arranged in a cavity which is arranged in the door frame (1) and corresponds to the left side of the transmission cavity (8), and the storage battery (17) is electrically connected with the stepping motor (9).

3. The primary-secondary anti-theft door with the anti-prying structure according to claim 2 is characterized in that a charging hole (18) for charging a storage battery (17) is formed in the front face of the door frame (1), a guide rod (19) is fixedly connected to the outer side of the door frame (1) corresponding to the charging hole (18), and a dustproof baffle plate (20) is connected to the guide rod (19) in an axial sliding mode.

4. The primary-secondary anti-theft door with the anti-prying structure according to claim 3 is characterized in that a limiting rotating block (21) is fixedly connected to the surface of the screw rod (12) corresponding to the position between the cavity (7) and the transmission cavity (8), the limiting rotating block (21) is rotatably connected with the door frame (1), and a plurality of balls are circumferentially arranged on the outer side of the limiting rotating block (21).

5. The primary-secondary anti-theft door with the anti-prying structure according to claim 4, wherein the primary door main body (2) is provided with a hook (22), and the primary door main body (3) is provided with a cat eye (23).