CN220226497U - Ecological door lock with hidden type back locking structure - Google Patents

Abstract

The utility model discloses an ecological door lock with a hidden back locking structure, wherein the inner door lock body comprises an inner bottom seat part and an inner handle part, an inner handle head is arranged in the inner bottom seat part, a back locking structure is arranged in the inner handle part, the back locking structure comprises a rotating part and a driving part, one end of the rotating part extends to the inner handle head, one end of an outer lock rod is penetrated on the inner handle head and is in linkage fit, the back lock rod extends to the rotating part and is in linkage fit, the other end of the rotating part is provided with a linkage turntable, the driving part comprises a back locking block and a driving piece which are arranged in an integral structure, a driving groove is formed in the inner side wall of the inner handle part, the back locking block can move up and down in the driving groove, one end of the driving piece away from the back locking block is provided with a sliding groove, and a clamping block matched with the sliding groove is arranged at a position deviating from the center of a circle on the turntable. The utility model has the advantages of simple and compact structure, high safety performance, hidden back locking structure, capability of preventing misoperation and higher practicability.

Description

Ecological door lock with hidden type back locking structure

Technical Field

The utility model relates to the technical field of locks, in particular to an ecological door lock with a hidden type back locking structure.

Background

Door locks are a common door guard against illegal intrusion, and generally comprise an inner handle mounted to an inner door panel, an outer handle mounted to an outer door panel, and a counter lock mechanism; the back locking mechanism can lock the inner handle and the outer handle, so that people cannot rotate the inner handle or the outer handle to open the door, and the indoor privacy can be effectively improved; the ecological door lock is accepted by the market due to simple appearance and wide range. The existing ecological door lock is provided with a back locking structure to realize the back locking function of the door lock. The back locking function is mainly that a lock rod is driven to rotate through a door lock knob arranged on the surface of a door handle, so that a back locking assembly on the door lock is driven to be outwards opened, and the door handle is fixed, as shown in an utility model patent with the name of a door lock handle structure disclosed by application number 202023006234.7. The problem that it exists is that door lock knob is located the door handle surface, and is easy to operate, and the activity of loving very nature of child explores, leads to it to have the problem of locking oneself in the room, and door lock knob is located the door body surface moreover, and the people is very easily scratched by door lock knob when passing. Based on the problem, the utility model provides a hidden type back locking structure, which is safer to use.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide the ecological door lock with more concealed position of the back locking structure, capability of preventing misoperation from opening and higher safety performance.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an ecological lock with hidden back lock structure, includes interior lock body, outer lock body to and connect the Fang Xingan subassembly of interior lock body and the outer lock body of door, square core bar subassembly includes back lock pole and cover establishes the outer locking pole outside the back lock pole, interior lock body includes interior base portion and interior handle portion, be equipped with interior handle in the base portion, be equipped with back lock structure in the interior handle portion, back lock structure includes rotary part and drive division, rotary part one end extends to interior handle, and the interlock cooperation in interior handle is worn to locate to outer locking pole one end, back lock pole extends to rotary part in-connection, the other end of rotary part is equipped with the carousel of interlock, and the drive division is including back lock piece and the actuating piece that is the setting of integrated into one piece, is equipped with the drive slot on the inside wall of interior handle portion, back lock piece is located the actuating slot and reciprocates, the one end that the back lock piece was kept away from in the back lock piece is equipped with the spout, the position of deviating from the centre of a circle on the carousel is equipped with the fixture block with spout adaptation.

The utility model is further provided with: the outer door lock body comprises an outer base and an outer handle part, an outer handle head is arranged in the outer base, and a counter lock assembly connected with a counter lock rod is arranged in the outer handle head.

The utility model is further provided with: the anti-lock assembly comprises a rotating seat which is positioned in the outer handle head and is in rotating fit, both sides of the rotating seat are respectively provided with an arc-shaped groove and an arc-shaped bulge, steel balls are arranged in the arc-shaped grooves, a concave cavity for inserting the rotating seat is arranged in the outer handle head, and openings for the steel balls to penetrate are formed in both side walls of the concave cavity.

The utility model is further provided with: the outer handle part is also provided with a storage groove for clamping a key.

The utility model is further provided with: the inner handle is internally provided with a slide way for sliding fit of the driving piece, two side walls of the slide way are provided with elastic limiting pieces, and two sides of the driving piece are respectively provided with a first clamping groove and a second clamping groove.

Through adopting above-mentioned technical scheme, the last reverse locking piece of reverse locking structure sets up on the inside wall of interior handle portion, makes the position of reverse locking structure more hidden, avoids opening of children maloperation, promotes security performance. Meanwhile, when the back locking structure moves, the rotation of the back locking rod is realized through the cooperation of the driving piece and the rotary disc, the compactness of the whole lockset structure is improved, and the structure of the lock body is more simplified.

Drawings

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

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

FIG. 3 is a schematic view of a partial structure of an inner lock body;

FIG. 4 is a schematic view of a part of the outer lock body;

FIG. 5 is an enlarged view of FIG. 3 at a;

FIG. 6 is a schematic diagram showing a partial structure of an inner lock body

FIG. 7 is a schematic diagram of a part of the outer lock body;

FIG. 8 is a diagram showing the structure of a swivel base.

1. An inner door lock body; 10. an insole base; 11. an inner handle portion; 12. an inner handle head; 13. a rotating part; 14. a turntable; 15. a reverse locking block; 16. a driving plate; 17. a driving groove; 18. a chute; 19. a clamping block; 20. a limiting piece; 21. a clamping groove I; 22. a second clamping groove; 23. a slideway;

3. an outer door lock body; 30. an outer base; 31. an outer handle portion; 32. an outer handle head; 33. rotating base; 34. an arc-shaped groove; 35. arc-shaped bulges; 36. steel balls; 37. a cavity; 38. an opening; 39. a storage tank;

4. a square core bar component; 40. an anti-lock rod; 41. an outer lock rod;

5. a key.

Detailed Description

Embodiments of the present utility model will be further described with reference to fig. 1 to 8. The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure for the purpose of understanding and reading by those skilled in the art, and are not intended to limit the scope of the utility model, so that any structural modifications, proportional changes, or dimensional adjustments should not be construed as essential to the technology, but should still fall within the scope of the present disclosure without affecting the efficacy or achievement of the present utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

The utility model provides an ecological lock with hidden back lock structure, includes interior lock body 1, outer lock body 3, and connects interior lock body 1 and the square core bar subassembly 4 of door outer lock body, fang Xingan subassembly 4 includes back lock lever 40 and cover establishes the outer locking lever 41 outside back lock lever 40, interior lock body 1 includes interior base portion 10 and interior handle portion 11, be equipped with interior handle portion 12 in the interior base portion 10, be equipped with back lock structure in the interior handle portion 11, back lock structure includes rotary part 13 and drive portion, rotary part 13 one end extends to interior handle portion 12, and the interlock cooperation on interior handle portion 12 is worn to outer locking lever 41 one end, back lock lever 40 extends to rotary part 13 cooperation, the other end of rotary part 13 is equipped with the carousel 14 of interlock, and the drive portion is equipped with drive slot 17 including back lock 15 and the drive piece 16 that is the setting of an organic whole structure, back lock 15 is located drive slot 17 internal side wall that can reciprocate, drive piece 16 is equipped with back lock 15, it is equipped with the interior spout 18 to keep away from back lock piece 16, the one end is equipped with the interlock 14 and is suited to the spout 19. The inside of the inner handle is provided with a slideway 23 for sliding fit of the driving piece 16, two side walls of the slideway 23 are provided with elastic limiting pieces 20, and two sides of the driving piece 16 are provided with a first clamping groove 21 and a second clamping groove 22.

The working principle of the inner door lock body 1 is as follows: by operating the anti-locking block 15, the driving piece 16 moves up and down, when the driving piece 16 moves up and down, the rotating disc 14 is driven to rotate by the cooperation of the sliding groove 18 and the clamping block 19, the rotating part 13 is driven to move by the rotating disc 14, and then the anti-locking rod 40 is driven to operate by the rotating part 13, so that the anti-locking structure is opened or closed. When the driving piece 16 moves upwards, the limiting piece 20 is matched with the clamping groove II, and when the driving piece 16 moves downwards, the limiting piece 20 is matched with the clamping groove I, so that the stability of the movement of the driving piece 16 is improved. The anti-lock block 15 is arranged on the inner side wall of the inner handle, so that the concealment of the position of the anti-lock block 15 is improved, the anti-lock block is not easy to open by misoperation, and the safety performance of the anti-lock block is improved.

The outer door lock body 3 comprises an outer base 30 and an outer handle portion 31, an outer handle head 32 is arranged in the outer base 30, and a counter lock assembly connected with a counter lock rod 40 is arranged in the outer handle head 32. The back lock assembly comprises a rotating seat 33 which is positioned in the outer handle head 32 and is in rotary fit, both sides of the rotating seat 33 are respectively provided with an arc-shaped groove 34 and an arc-shaped protrusion 35, steel balls 36 are arranged in the arc-shaped grooves 34, a concave cavity 37 for inserting the rotating seat 33 is arranged in the outer handle head 32, and openings 38 for the steel balls 36 to penetrate are formed in both side walls of the concave cavity 37. The outer handle 31 is further provided with a storage groove 39 for holding the key 5.

The working principle of the outer door lock body 3 is as follows: when the locking rod 40 moves, the rotating seat 33 is driven to move, and when the rotating seat 33 rotates, the arc-shaped protrusion 35 on the rotating seat 33 pushes out the part of the steel ball 36 from the opening 38 of the outer handle head 32, and the steel ball 36 at the moment is in a state of abutting against the inner wall of the outer base 30, so that the rotating action of the outer handle part 31 is limited, and the purpose of locking is achieved. The steel balls 36 move into the arc-shaped grooves 34 of the swivel base 33 through the reverse movement of the swivel base 33, and the steel balls 36 are reset at the moment and are not limited to the outer base 30 any more, so that the unlocking state is realized. The structure of the storage groove 39 is arranged on the outer handle part 31, so that the spare key 5 is convenient to hide, and the practicability of the lockset is improved.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (5)

1. The utility model provides an ecological lock with hidden back lock structure, includes interior lock body, outer lock body and connects the Fang Xingan subassembly of interior lock body and outer lock body of door, square core bar subassembly includes back locking lever and the outer locking lever of cover outside the back locking lever, its characterized in that: the inner door lock body comprises an inner bottom seat part and an inner handle part, an inner handle head is arranged in the inner bottom seat part, a back locking structure is arranged in the inner handle part, the back locking structure comprises a rotating part and a driving part, one end of the rotating part extends to the inner handle head, one end of an outer lock rod penetrates through the inner handle head to be in linkage fit, the back lock rod extends to the rotating part to be in linkage fit, the other end of the rotating part is provided with a linkage turntable, the driving part comprises a back locking block and a driving piece which are integrally arranged, a driving groove is formed in the inner side wall of the inner handle part, the back locking block is located in the driving groove and can move up and down, one end of the driving piece, away from the back locking block, is provided with a sliding groove, and a clamping block matched with the sliding groove is arranged at a position deviating from the center of a circle on the turntable.

2. An ecological door lock with a hidden back lock structure according to claim 1, characterized in that: the outer door lock body comprises an outer base and an outer handle part, an outer handle head is arranged in the outer base, and a counter lock assembly connected with a counter lock rod is arranged in the outer handle head.

3. An ecological door lock with a hidden counter lock structure according to claim 2, characterized in that: the anti-lock assembly comprises a rotating seat which is positioned in the outer handle head and is in rotating fit, both sides of the rotating seat are respectively provided with an arc-shaped groove and an arc-shaped bulge, steel balls are arranged in the arc-shaped grooves, a concave cavity for inserting the rotating seat is arranged in the outer handle head, and openings for the steel balls to penetrate are formed in both side walls of the concave cavity.

4. An ecological door lock with hidden back locking structure according to claim 3, characterized in that: the outer handle part is also provided with a storage groove for clamping a key.

5. An ecological door lock with a hidden back lock structure according to claim 1, characterized in that: the inner handle part is internally provided with a slide way for sliding fit of the driving piece, two side walls of the slide way are provided with elastic limiting pieces, and two sides of the driving piece are respectively provided with a first clamping groove and a second clamping groove.