CN214246980U

CN214246980U - Structure for preventing mistaken back locking

Info

Publication number: CN214246980U
Application number: CN202022533205.XU
Authority: CN
Inventors: 张千发
Original assignee: Guangdong Xidun Intelligent Fire Equipment Co Ltd
Current assignee: Guangdong Xidun Intelligent Fire Equipment Co Ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-09-21
Anticipated expiration: 2030-11-05

Abstract

The utility model discloses a structure for preventing mistaken back locking in the household field, which comprises a door, wherein a door lock is arranged at the left upper part of the rear side of the door, a handle is arranged at the outer side of the door lock, the upper and lower ends of the right side of the door are fixedly connected with one side of a hinge, the other sides of two groups of hinges are fixedly connected with the left side of a door frame, the right side of the door frame is fixedly connected with the inner side of a wall surface, the upper part of the wall surface is fixedly connected with the rear side of a first fixed plate, the front side of the first fixed plate is fixedly connected with a take-up unit, a first rotating shaft is arranged in the take-up unit, the two ends of the first rotating shaft are respectively and rotatably connected with the left side and the right side in the take-up unit, a clamping groove is arranged on the surface of the first rotating shaft, one, is beneficial to achieving the effect of facilitating the user to disassemble and assemble the anti-reverse locking structure.

Description

Structure for preventing mistaken back locking

Technical Field

The utility model relates to a house field specifically is a structure of installing on door and preventing mistake back locking.

Background

The door locks are classified a lot, the requirements on the door locks are different in each occasion, and the anti-theft door lock is generally used in ordinary families, so that the safety is high and the price is low; in some high-end places and security institutions, coded locks and fingerprint locks are used, so that the safety is high and the price is high; glass doors are used in many public places, so that the glass door locks are widely used, and some door locks can be detached from the glass door locks, so that the glass door locks are opened. However, the door accidentally causes the door lock to be locked in an unlocking mode under the unexpected action of external force, the door lock can be detached, and the door lock can be installed after the internal components are reset after the unlocking is released.

The structure of preventing mistake back locking among the prior art has the problem of structure complicacy, inconvenient dismouting. Accordingly, those skilled in the art have provided a structure for preventing false back-locking to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent structure of mistake anti-lock 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: a structure for preventing mistaken reverse locking comprises a door, wherein a door lock is arranged at the upper left part of the rear side of the door, a handle is arranged at the outer side of the door lock, one side of a hinge is fixedly connected at the upper and lower two ends of the right side of the door, two groups of hinges are fixedly connected at the left side of a door frame, the right side of the door frame is fixedly connected at the inner side of a wall surface, the rear side of a first fixing plate is fixedly connected at the upper part of the wall surface, a loosening and tightening device is fixedly connected at the front side of the first fixing plate, a first rotating shaft is arranged in the loosening and tightening device, the two ends of the first rotating shaft are respectively and rotatably connected at the left side and the right side in the loosening and tightening device, a clamping groove is arranged on the surface of the first rotating shaft, one end of an elastic band is connected in the clamping groove in a clamping manner, the other end of the elastic band passes through the surface of a second rotating shaft, the left end and the right end of the second rotating shaft are respectively and the left side and the right side of the sleeve ring, the inboard fixed connection of the lantern ring is in the outside of second fixed plate, the other end fixed connection of elastic cord is in the rear side of plug, the plug is inserted and is closed and connect in the socket, socket fixed connection is on third fixed plate outside surface, the left side surface through connection of take-up has the axle of inserting, the axle of inserting runs through the left extension fixed connection of take-up at the left end of first axis of rotation, the outside surface of inserting the axle is inserted and is closed and is connected with spiral spring piece, the inner circle fixed connection of spiral spring piece is on the surface of inserting the axle, the outer lane end block of spiral spring piece is connected with first calorie of axle, first calorie of axle fixed connection is on take-up left side upper portion surface.

Further, the upper left side of socket is provided with the switch, switch linkage socket inner structure, the switch setting is on the surface of third fixed plate, is of value to the user and can opens the socket according to the demand of oneself, extracts the plug, or inserts the plug and carry on spacingly to the door.

Further, the shape of elastic cord between first fixed plate, second fixed plate and third fixed plate is triangle-shaped, is of value to the stability that can promote the elastic cord according to triangle-shaped's stable principle, when the door is closed by brute force suddenly, carries on spacingly to the door, prevents that the door from locking suddenly.

Further, the left side upper portion fixedly connected with second card axle of take-up unit is of value to and further carries on spacingly to the spiral spring piece, prevents that the spiral spring piece from droing when contracting suddenly, causes the malfunctioning of take-up unit.

Further, the length that the elastic cord was pulled out by the plug is less than the distance between door and the wall, is of value to when the door is closed by external force accident such as strong wind, and the elastic cord can play a pulling force to the door, prevents that the door from closing suddenly, causes the condition of anti-lock to take place.

Further, the material of elastic cord has elasticity, is of value to taking place elasticity deformation at the elastic cord in-process of dragging to carry out a buffering to external force, prevent to cause destruction to wall or door.

Compared with the prior art, the beneficial effects of the utility model are that:

in the utility model, the rear side of a first fixed plate is fixedly connected with the upper part of a wall surface, a take-up device is fixedly connected with the front side of the first fixed plate, a first rotating shaft is arranged in the take-up device, the two ends of the first rotating shaft are respectively and rotatably connected with the left side and the right side in the take-up device, a clamping groove is arranged on the surface of the first rotating shaft, one end of an elastic cord is connected in the clamping groove in a clamping way, the other end of the elastic cord passes through the surface of a second rotating shaft, the left side and the right side of the second rotating shaft are respectively and fixedly connected with the left side and the right side in a sleeve ring, the inner side of the sleeve ring is fixedly connected with the outer side of the second fixed plate, the other end of the elastic cord is fixedly connected with the rear side of a plug, the plug is connected in a socket in a plugging way, the outer side surface of a third fixed plate is connected with an inserting shaft, and the left extending end of the inserting shaft passing through device is fixedly connected with the left end of the first rotating shaft, the outer side surface of inserting the axle is inserted and is closed and be connected with the spiral spring piece, the inner circle end fixed connection of spiral spring piece is on the surface of inserting the axle, the outer lane end block of spiral spring piece is connected with first card axle, first card axle fixed connection is in the structure on take-up unit left side upper portion surface, it forms the spacing action of buffering to accomplish the elastic cord between take-up unit, the lantern ring and the socket, the structure that prevents the mistake anti-lock among the prior art has been solved and there is the structure complicacy, the problem of inconvenient dismouting, the effect that the person of facilitating the use carries out the dismouting to anti-lock structure has been reached.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the area A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the take-up unit of the present invention;

FIG. 4 is a schematic structural view of the spring plate of the present invention;

fig. 5 is a schematic structural view of the middle sleeve ring of the present invention.

In the figure: 1. a wall surface; 2. a door; 3. a door lock; 4. a handle; 5. a door pocket; 6. a hinge; 7. a first fixing plate; 8. A second fixing plate; 9. a third fixing plate; 10. a switch; 11. a socket; 12. a plug; 13. elastic bands; 14. a take-up unit; 15. a first rotating shaft; 16. inserting a shaft; 17. a first chuck shaft; 18. a second chuck shaft; 19. a spiral spring piece; 20. A second rotating shaft; 21. a collar.

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 5, a structure for preventing wrong back locking according to the present invention comprises a door 2, a door lock 3 is disposed at the left upper portion of the rear side of the door 2, a handle 4 is disposed at the outer side of the door lock 3, one side of a hinge 6 is fixedly connected to both upper and lower ends of the right side of the door 2, the other sides of two sets of hinges 6 are fixedly connected to the left side of a door frame, the right side of the door frame is fixedly connected to the inner side of a wall surface 1, the upper portion of the wall surface 1 is fixedly connected to the rear side of a first fixing plate 7, a tightening device 14 is fixedly connected to the front side of the first fixing plate 7, a first rotating shaft 15 is disposed in the tightening device 14, both ends of the first rotating shaft 15 are respectively rotatably connected to the left and right sides in the tightening device 14, a slot is disposed on the surface of the first rotating shaft 15, one end of an elastic band 13 is snap-connected to the slot, the other end of the elastic band 13 passes through the surface of a second rotating shaft 20, the left and right ends of the second rotating shaft 20 are respectively fixedly connected to the left and right sides in a lantern ring 21, the inboard fixed connection of lantern ring 21 is in the outside of second fixed plate 8, the other end fixed connection of elastic cord 13 is in the rear side of plug 12, plug 12 is inserted and is closed and connect in socket 11, socket 11 fixed connection is on the surface of the third fixed plate 9 outside, the left side surface through connection of take-up 14 has inserted shaft 16, inserted shaft 16 runs through the left extension fixed connection of take-up 14 at the left end of first axis of rotation 15, the outside surface of inserted shaft 16 is inserted and is connected with spiral spring piece 19, the inner circle fixed connection of spiral spring piece 19 is on the surface of inserted shaft 16, the outer lane end block of spiral spring piece 19 is connected with first calorie of axle 17, first calorie of axle 17 fixed connection is on the upper portion surface in take-up 14 left sides.

The switch 10 is arranged at the upper left of the socket 11, the switch 10 is linked with the internal structure of the socket 11, and the switch 10 is arranged on the surface of the third fixing plate 9, so that a user can open the socket 11 according to the requirement and pull out the plug 12 or insert the plug 12 to limit the door 2; the elastic band 13 is triangular among the first fixing plate 7, the second fixing plate 8 and the third fixing plate 9, which is beneficial to improving the stability of the elastic band 13 according to the triangular stability principle, and limiting the door 2 when the door 2 is suddenly closed by a strong force to prevent the door 2 from being suddenly locked; the upper part of the left side of the take-up unit 14 is fixedly connected with a second clamping shaft 18, which is beneficial to further limiting the spiral spring piece 19 and preventing the spiral spring piece 19 from falling off when suddenly contracting to cause the failure of the take-up unit 14; the length of the elastic band 13 pulled out by the plug 12 is smaller than the distance between the door 2 and the wall surface 1, which is beneficial to the situation that when the door 2 is accidentally closed by external force such as strong wind and the like, the elastic band 13 can exert pulling force on the door 2, so that the situation that the door 2 is suddenly closed to cause counter locking is prevented; the elastic band 13 is made of elastic materials, and is beneficial to elastic deformation of the elastic band 13 in the pulling process, so that external force is buffered, and damage to the wall surface 1 or the door 2 is prevented.

The utility model discloses a theory of operation is: the user pulls the plug 12 to drive the elastic band 13 to slide between the elastic device 14 and the lantern ring 21, finally inserts the plug 12 into the socket 11, when the door 2 is suddenly pushed by external force, the third fixing plate 9 drives the socket 11, the socket 11 drives the plug 12, thereby driving the elastic band 13 to rapidly extend between the elastic device 14 and the lantern ring 21, buffering the external force in the deformation process of the elastic band 13 to protect the door 2 and the wall surface 1 from being damaged by the pulling of the external force, the elastic band 13 drives the first rotating shaft 15 to rapidly rotate in the rapid extension process, thereby driving the inserting shaft 16 to rapidly rotate, thereby driving the spiral spring piece 19 to rapidly tighten, after the spiral spring piece 19 tightens to a certain degree, the inserting shaft 16 stops rotating, thereby driving the first rotating shaft 15 to stop rotating, thereby limiting the elastic band 13, the elastic band 13 slides between the second rotating shafts 20, form triangle-shaped with elastic cord 13, finally reach and prevent that door 2 from locking suddenly under the effect of external force, prevent simultaneously that door 2 from causing the damage of door 2 after striking the lock suddenly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a prevent structure of mistake anti-lock, includes door (2), the upper left portion of rear side of door (2) is provided with door lock (3), the outside of door lock (3) is provided with handle (4), one side of the equal fixedly connected with hinge (6) in both ends about the right side of door (2) is two sets of the equal fixed connection in left side of door frame of opposite side of hinge (6), the right side fixed connection of door frame is in the inboard of wall (1), its characterized in that: the rear side of the first fixing plate (7) is fixedly connected to the upper portion of the wall surface (1), the front side of the first fixing plate (7) is fixedly connected with a loosening and tightening device (14), a first rotating shaft (15) is arranged in the loosening and tightening device (14), the two ends of the first rotating shaft (15) are respectively rotatably connected to the left side and the right side in the loosening and tightening device (14), a clamping groove is formed in the surface of the first rotating shaft (15), one end of an elastic band (13) is connected to the clamping groove in a clamping mode, the other end of the elastic band (13) penetrates through the surface of a second rotating shaft (20), the left end and the right end of the second rotating shaft (20) are respectively fixedly connected to the left side and the right side in a lantern ring (21), the inner side of the lantern ring (21) is fixedly connected to the outer side of the second fixing plate (8), the other end of the elastic band (13) is fixedly connected to the rear side of the plug (12), plug (12) are inserted and are closed and connect in socket (11), socket (11) fixed connection is on third fixed plate (9) outside surface, the left side surface through connection of take-up (14) has inserted axle (16), insert axle (16) run through the left extension fixed connection of take-up (14) at the left end of first axis of rotation (15), the outside surface of inserting axle (16) is inserted and is closed and is connected with spiral spring piece (19), the inner circle fixed connection of spiral spring piece (19) is on the surface of inserting axle (16), the outer lane end block of spiral spring piece (19) is connected with first calorie of axle (17), first calorie of axle (17) fixed connection is on take-up (14) left side upper portion surface.

2. The structure for preventing false back-locking according to claim 1, wherein: a switch (10) is arranged on the upper left side of the socket (11), the switch (10) is linked with the internal structure of the socket (11), and the switch (10) is arranged on the surface of the third fixing plate (9).

3. The structure for preventing false back-locking according to claim 1, wherein: the elastic band (13) is triangular among the first fixing plate (7), the second fixing plate (8) and the third fixing plate (9).

4. The structure for preventing false back-locking according to claim 1, wherein: the upper part of the left side of the elastic device (14) is fixedly connected with a second clamping shaft (18).

5. The structure for preventing false back-locking according to claim 1, wherein: the length of the elastic band (13) pulled out by the plug (12) is less than the distance between the door (2) and the wall surface (1).

6. The structure for preventing false back-locking according to claim 1, wherein: the elastic band (13) is made of elastic material.