CN210530655U

CN210530655U - Anti-reverse-locking anti-theft door

Info

Publication number: CN210530655U
Application number: CN201921112297.5U
Authority: CN
Inventors: 吴宝玉
Original assignee: Fujian Jinqiao Door Industry Co Ltd
Current assignee: Fujian Jinqiao Door Industry Co Ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-05-15
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses an anti-back-locking anti-theft door, which comprises a door frame, wherein the inner side of the door frame is provided with a door body, and the right side of the door body is hinged with the door frame through a hinge; the bottom plate is adopted for positioning and mounting, the push plate is positioned by the positioning column, the push plate is guided by the guide column, and the push plate can be transversely and elastically supported by the spring and automatically adjusted, so that the device is more convenient and efficient; adopt spring tensioning push pedal to keep off the platform and keep off the platform with last lockhole and lower lockhole cooperation respectively on will, can be by keeping off the platform on with the latch bolt impress in the lock, can't pop out, thereby avoid the door body to lock back effectively, pop out the square bolt through the key, and with lower lockhole cooperation, and then impress the push pedal in the mounting groove, can correspond the cooperation with last lockhole and lower lockhole respectively through latch bolt and square bolt, lock the door body, the result of use is better.

Description

Anti-reverse-locking anti-theft door

Technical Field

The utility model relates to a burglary-resisting door equipment technical field specifically is an anti-back-locking burglary-resisting door.

Background

In real life, often have when going out door temporarily and take the door at one's own right, perhaps wind blows the door and locks, has locked oneself outside the door, has not taken the key yet moreover. At this time, the only method is to only require the unlocking company to pick the door, if the door is small, the lock is replaced by a new lock, and if the door is large, the door is replaced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-back-locking burglary-resisting door to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-back-locking anti-theft door comprises a door frame, a bottom plate and a cover plate, wherein the inner side of the door frame is provided with a door body, the right side of the door body is hinged with the door frame through a hinge, the outer side of the door frame is connected with a wall body, the left side of the door body is provided with a door lock, the extended end at the left side of the door lock is respectively provided with a latch bolt and a square bolt from top to bottom, rib plates are processed in the door frame at the left side of the door lock, a mounting groove is formed between the rib plates, the bottom plate is arranged in the mounting groove and is connected with the left side end surface of the mounting groove through a screw, the middle part of the right side end surface of the bottom plate is provided with a positioning column, guide columns are arranged at four corners of the right side end surface of the bottom plate, springs are arranged at the outer sides of the guide columns, a push plate is arranged at the right side of the springs, the, and the upper lock hole and the lower lock hole are respectively correspondingly matched with the latch bolt and the dead bolt, and an upper baffle table and a lower baffle table are sequentially processed on the end surface on the right side of the push plate from top to bottom, the upper baffle table corresponds to the upper lock hole, and the lower baffle table corresponds to the lower lock hole.

As a further aspect of the present invention: the outer end face of the cover plate is attached to the door body, and the cover plate is connected with the door frame through screws.

As a further aspect of the present invention: the guide posts are four groups and are distributed at four corners of the push plate in a rectangular shape, the left ends of the guide posts are in threaded connection with the bottom plate, and the right ends of the guide posts are matched with the cover plate through stepped shaft ends.

As a further aspect of the present invention: the springs are four groups and are correspondingly matched with the guide posts.

As a further aspect of the present invention: the square tongues are vertically arranged in parallel, the lower lock holes in the cover plate are only matched with the square tongues at the top ends, and a plurality of lock holes are formed in the door frame below the cover plate and correspond to the square tongues below the cover plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure, adopts the rib plate to support the structure at the mounting groove, improves the structural strength of key parts of the door frame, and has more stable structure; the bottom plate is adopted for positioning and mounting, the push plate is positioned by the positioning column, the push plate is guided by the guide column, and the push plate can be transversely and elastically supported by the spring and automatically adjusted, so that the device is more convenient and efficient; adopt spring tensioning push pedal to keep off the platform and keep off the platform with last lockhole and lower lockhole cooperation respectively on will, can be by the last platform of keeping off with the latch bolt impress in the lock, can't pop out, thereby avoid the door body to lock backward effectively, pop out the square bolt through the key, and with lower lockhole cooperation, and then impress the push pedal in the mounting groove, can correspond the cooperation with last lockhole and lower lockhole respectively through latch bolt and square bolt, with the locking of the door body, the result of use is better, it is more convenient to operate.

Drawings

Fig. 1 is a schematic structural diagram of an anti-reverse-locking security door.

Fig. 2 is a schematic structural diagram of the matching of the cover plate and the doorframe of the anti-reverse-locking anti-theft door.

FIG. 3 is a schematic side view of a push plate of the anti-reverse-locking security door.

In the figure: the door comprises a door body 1, a door frame 2, a rib plate 3, a mounting groove 4, a bottom plate 5, a positioning column 6, a guide column 7, a push plate 8, a spring 9, an upper baffle table 10, a lower baffle table 11, a cover plate 12, a sunken seat 13, an upper locking hole 14, a lower locking hole 15, a door lock 16, a latch bolt 17 and a square bolt 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, an anti-reverse-locking anti-theft door includes a door frame 2, a bottom plate 5 and a cover plate 12, wherein a door body 1 is disposed on an inner side of the door frame 2, a right side of the door body 1 is hinged to the door frame 2 through a hinge, an outer side of the door frame 2 is connected to a wall, a door lock 16 is disposed on a left side of the door body 1, left overhanging ends of the door lock 16 are respectively an oblique tongue 17 and a square tongue 18 from top to bottom, a rib plate 3 is processed in the door frame 2 on the left side of the door lock 16, a mounting groove 4 is formed between the rib plates 3, so that a structure at the mounting groove 4 is supported by the rib plate 3, structural strength of a key portion of the door frame 2 is improved, the structure is more stable, the bottom plate 5 is disposed in the mounting groove 4 and connected to a left end face of the mounting groove 4 through a, meanwhile, the spring 9 is arranged on the outer side of the guide post 7, the push plate 8 is arranged on the right side of the spring 9, the push plate 8 is matched with the positioning post 6 and the guide post 7 through hole shafts, the positioning installation is carried out through the bottom plate 15, the push plate 8 is positioned through the positioning post 6, the push plate 8 is guided by the guide post 7, the push plate 8 can be transversely and elastically supported by the spring 9, the structure is more stable, the cover plate 12 is arranged on the outer side of the installation groove 4, the sinking seat 13 is processed on the outer side of the installation groove 4 and is matched with the cover plate 12, the upper lock hole 14 and the lower lock hole 15 are sequentially processed inside the cover plate 12 from top to bottom, the upper lock hole 14 and the lower lock hole 15 are respectively matched with the oblique tongue 17 and the square tongue 18, the upper baffle table 10 and the lower baffle table 11 are sequentially processed on the end surface on the right side of the push plate 8 from top to bottom, the upper baffle table 10 corresponds to the, so through spring 9 tensioning push pedal 8, and keep off platform 10 and keep off platform 11 respectively with the hole 14 and the cooperation of lower lockhole 15 of locking on with, can be by keeping off platform 10 with the latch bolt 17 impress in the lock 16 on, can't pop out, thereby avoid the anti-lock of door body 1 effectively, pop out square bolt 18 through the key, and with the cooperation of lower lockhole 15, and then in the mounting groove 4 of impressing push pedal 8, can correspond the cooperation with hole 14 and lower lockhole 15 respectively through latch bolt 17 and square bolt 18, lock door body 1, excellent in use effect, it is more convenient to operate.

The outer end face of the cover plate 12 is attached to the door body 1, and the cover plate 12 is connected with the door frame 2 through screws.

The guide posts 7 are four groups in total and are distributed at four corners of the push plate 8 in a rectangular shape, the left ends of the guide posts 7 are in threaded connection with the bottom plate 5, and the right ends of the guide posts are matched with the cover plate 12 through stepped shaft ends.

The springs 9 are four groups and are correspondingly matched with the guide posts 7.

The square tongues 18 are vertically arranged in parallel, the lower lock holes 15 in the cover plate 12 are only matched with the square tongues 18 at the top ends, and a plurality of lock holes are formed in the door frame 2 below the cover plate 12 corresponding to the square tongues 18 below.

The utility model discloses a theory of operation is: if the door is closed without a key or is brought along with a hand, the square tongue 18 is not ejected, the push plate 8 can be tensioned through the spring 9, the upper retaining platform 10 and the lower retaining platform 11 are matched with the upper locking hole 14 and the lower locking hole 15 respectively, the inclined tongue 17 can be pressed into the door lock 16 through the upper retaining platform 10 and cannot be ejected, so that the door body 1 is effectively prevented from being reversely locked, the square tongue 18 is ejected through the key and matched with the lower locking hole 15, the push plate 8 is pressed into the mounting groove 4, the inclined tongue 17 and the square tongue 18 can be correspondingly matched with the upper locking hole 14 and the lower locking hole 15 respectively, the door body 1 is locked, the using effect is better, and the operation is more convenient.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An anti-back-locking anti-theft door comprises a door frame, a bottom plate and a cover plate, and is characterized in that a door body is arranged on the inner side of the door frame, the right side of the door body is hinged with the door frame through a hinge, the outer side of the door frame is connected with a wall body, a door lock is arranged on the left side of the door body, the left side extending end of the door lock is respectively provided with a latch bolt and a dead bolt from top to bottom, rib plates are processed in the door frame on the left side of the door lock, a mounting groove is formed between the rib plates, the bottom plate is arranged in the mounting groove and connected with the left side end surface of the mounting groove through a screw, a positioning column is arranged in the middle of the right side end surface of the bottom plate, guide columns are arranged at four corners of the right side end surface of the bottom plate, springs are arranged on the outer side of the guide, the upper lock hole and the lower lock hole are respectively matched with the latch bolt and the square bolt correspondingly, the upper baffle table and the lower baffle table are sequentially processed on the end surface of the right side of the push plate from top to bottom, the upper baffle table corresponds to the upper lock hole, and the lower baffle table corresponds to the lower lock hole.

2. The anti-reverse-locking antitheft door according to claim 1, wherein the outer end face of the cover plate is attached to the door body, and the cover plate is connected with the door frame through screws.

3. The anti-reverse-locking anti-theft door according to claim 1, wherein the guide posts are four groups in total and are distributed at four corners of the push plate in a rectangular shape, the left ends of the guide posts are in threaded connection with the bottom plate, and the right ends of the guide posts are matched with the cover plate through stepped shaft ends.

4. An anti-reverse-locking security door according to claim 1 or 3, characterized in that said springs are four groups in total and are correspondingly engaged with guide posts.

5. The anti-reverse-locking antitheft door according to claim 1, wherein the square tongues are vertically arranged in parallel, the lower locking hole in the cover plate is only matched with the square tongue at the top end, and a plurality of locking holes are formed in the door frame below the cover plate and correspond to the square tongues below the cover plate.