CN219327413U

CN219327413U - Handle with safety lock

Info

Publication number: CN219327413U
Application number: CN202320819964.3U
Authority: CN
Inventors: 黄力勤; 周银贞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-14
Filing date: 2023-04-13
Publication date: 2023-07-11
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses a handle with a safety lock, which belongs to the technical field of locks and comprises a lock box, a lock cover and a lock handle, wherein the lock handle is rotationally connected with the lock box, the lock box is provided with a locking mechanism for locking the lock handle, the lock cover is rotationally arranged on the lock box and is movably covered on the locking mechanism, compared with the prior art, the handle with the safety lock improves an exposed locking structure into a hidden locking mechanism, namely, the locking cover capable of actively shielding the locking mechanism is arranged, so that the locking mechanism is prevented from being mistakenly touched by children and unlocked by the locking mechanism, the overall safety is improved, and the locking cover adopts a rotary cover arrangement mode, so that the hidden performance is better and the operation is more convenient.

Description

Handle with safety lock

Technical Field

The utility model relates to the technical field of locks, in particular to a handle with a safety lock.

Background

In facilities such as doors and windows, in order to facilitate people to open or close the doors and windows, handles are usually arranged, and people hold handle grips of the handles, so that the doors and windows can be conveniently pushed open or closed.

The door and window can be provided with a lock, and then the handle of the handle is rotated to drive the lock on the door and window to rotate, so that the door and window can be opened when the lock rotates by a certain angle.

In order to prevent children from opening the doors and windows by mistake, a safety locking mechanism is generally arranged on an existing handle, and the handle is locked by matching with the safety locking mechanism, so that the children are prevented from rotating the handle by mistake.

However, the existing safety locking mechanism mostly adopts an exposed design, namely an unlocking button or an unlocking knob is directly exposed, and a child can directly unlock the safety locking mechanism, so that a handle is rotated to open a door or window, and the overall safety is lower.

Specifically, see the chinese patent of publication No. CN204238651U, a door lock for balcony is disclosed, which comprises an outer handle, an inner handle and a connecting rotating shaft for connecting the outer handle and the inner handle, the cross section of the connecting rotating shaft is rectangular, a locking knob is arranged on the inner handle, one end of the locking knob is a circular rotary disc, a shifting block is arranged on the circumference of the rotary disc, the shifting block drives a movable plate to move up and down, and the movable plate clamps the connecting rotating shaft after moving. The locking knob (equivalent to the unlocking button or the unlocking knob) is directly exposed, and the child can unlock the handle by rotating the locking knob.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a handle with a safety lock.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a take safety lock handle, includes lock box, locking closure and lock handle, the lock is rotated and is connected the lock box, be equipped with the locking mechanism that is used for locking the lock handle on the lock box, the locking closure rotates and sets up on the lock box and the activity cover is established on locking mechanism.

Preferably, the locking mechanism adopts a sliding lock tooth which is arranged on the lock box in a sliding way, a locking groove matched with the sliding lock tooth is formed in a rotating shaft of the lock handle, and the front end of the sliding lock tooth is movably locked in the locking groove.

Preferably, the lock box is provided with a locking chute, the sliding lock teeth are slidably arranged in the locking chute, and the upper cover of the locking chute is provided with a pressing plate for limiting the sliding lock teeth in the locking chute.

Preferably, the bottom of the sliding lock tooth is provided with a limiting hole, a limiting ball and a spring for pushing the limiting ball to slide outwards are arranged in the limiting hole, and two groups of ball limiting holes matched with the balls are respectively formed in two ends of the bottom of the locking slide groove.

Preferably, the front end of the rotating shaft of the lock handle is provided with a lock cap, the lock cap is positioned in the lock box, and the locking groove is arranged on the outer side of the lock cap.

Preferably, the lock cover is provided with a through hole, and the front end of the lock cap penetrates through the through hole and is connected with the front end of the rotating shaft of the lock handle.

Preferably, a first limiting stop part is arranged on one surface of the lock box, which faces the lock cover, a second limiting stop part matched with the first limiting stop part is arranged on one surface of the lock box, and the rotation of the lock cover is limited by the mutual abutting of the first limiting stop part and the second limiting stop part.

Preferably, the first limiting stop part is an outwards-protruding limiting stop bar, the second limiting stop part is an outwards-protruding annular surrounding edge, and the limiting stop bars are oppositely arranged in pairs and are located on two sides of the lock box respectively.

Preferably, a lock core ring is arranged in the lock box, an annular hole is formed in the middle of the lock core ring, and the front end of the lock cap penetrates through the annular hole to be connected with a rotating shaft of the lock handle.

The beneficial effects of the utility model are as follows: compared with the prior art, with the locking structure of exposing, improve to hidden locking mechanism, through setting up the locking closure that can actively shield locking mechanism promptly, avoid children to touch locking mechanism by mistake, lead to locking mechanism unblock to the locking closure adopts the setting mode that rotatory lid was closed, and the concealment is better, the operation is more convenient.

Drawings

FIG. 1 is a perspective view of an embodiment of the present utility model (lock cover closed state);

FIG. 2 is an exploded view of an embodiment of the present utility model;

FIG. 3 is a perspective view of a lock box according to an embodiment of the present utility model;

FIG. 4 is a perspective view of a lock cover according to an embodiment of the present utility model;

fig. 5 is a perspective view of a locking cap in an embodiment of the present utility model.

In the figure, 10, lock box; 11. a locking chute; 12. ball limiting holes; 13. a pressing plate; 14. a guide chute; 15. a limit stop bar; 20. a locking cover; 21. a through hole; 22. a gasket; 23. an annular peripheral edge; 30. a lock handle; 31. a locking cap; 32. locking the groove position; 41. sliding lock teeth; 42. a pushing block; 43. limiting balls; 44. a spring; 50. a lock core ring; 51. and (5) an annular hole.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1-5, the handle with the safety lock provided by the utility model comprises a lock box 10, a lock cover 20 and a lock handle 30, wherein the lock handle 30 is rotationally connected with the lock box 10, a locking mechanism for locking the lock handle 30 is arranged on the lock box 10, the lock cover 20 is rotationally arranged on the lock box 10 and is movably covered on the locking mechanism, namely, when unlocking and locking actions are not needed, the lock cover 20 is covered on the locking mechanism, so that the locking mechanism is hidden, and when unlocking or locking is needed, the lock cover 20 can be rotated to expose the locking mechanism.

Specifically, when using, if need lock handle 30 locking, rotatable locking closure 20 makes the locking mechanism expose, locks handle 30 through the locking mechanism, rotates locking closure 20, makes it reset to shelter from the locking mechanism through locking closure 20, prevent that children can directly touch locking mechanism, unblock handle 30, the same, if need unblock handle 30, rotatable locking closure 20 makes the locking mechanism expose, through pushing the locking mechanism with handle 30 unblock, after unblock handle 30, can normally rotate handle 30, open or close the door and window.

Compared with the prior art, with the locking structure of exposing, improve to hidden locking mechanism, through setting up the locking closure 20 that can actively shelter locking mechanism promptly, avoid children to touch locking mechanism by mistake, lead to locking mechanism unblock to the holistic security has been improved to locking closure 20 adopts the setting mode that rotatory lid was closed, and the concealment is better, the operation is more convenient.

Further, in this embodiment, the locking mechanism adopts the sliding lock tooth 41, the sliding lock tooth 41 is slidably disposed on the lock box 10, the rotating shaft of the lock handle 30 is provided with a locking slot 32 matched with the sliding lock tooth 41, the front end of the sliding lock tooth 41 is movably locked in the locking slot 32, specifically, when the lock handle 30 is required to be locked, the rotatable lock cover 20 is pushed to expose the sliding lock tooth 41, the sliding lock tooth 41 is pushed to slide towards the rotating and pulling side of the lock handle 30, the front end of the sliding lock tooth 41 is embedded into the locking slot 32, so that the lock handle 30 is locked, and when the lock handle 30 is required to be unlocked, the front end of the sliding lock tooth 41 is reversely pushed to be separated from the locking slot 32.

Further, a locking chute 11 is arranged on the lock box 10, sliding lock teeth 41 are slidably arranged in the locking chute 11, a pressing plate 13 for limiting the sliding lock teeth 41 in the locking chute 11 is arranged on the upper cover of the locking chute 11, a guide chute 14 penetrating through the pressing plate 13 is arranged on the pressing plate 13, an upward protruding push block 42 is arranged on the sliding lock teeth 41, the push block 42 penetrates through the guide chute 14 and is exposed out of the pressing plate 13, and when locking or unlocking is needed, the sliding lock teeth 41 can be driven to slide back and forth along the locking chute 11 by pushing the push block 42.

Further, in this embodiment, in order to form a certain positioning for the sliding lock tooth 41 in the locked and unlocked state and prevent the sliding lock tooth 41 from accidentally sliding under an external force, so as to cause the lock handle 30 to be accidentally unlocked or accidentally locked, a limiting hole is formed in the bottom of the sliding lock tooth 41, a limiting ball 43 and a spring 44 for pushing the limiting ball 43 to slide outwards are disposed in the limiting hole, that is, under normal conditions, the spring 44 pushes the limiting ball 43 to make the limiting ball 43 movably abut against the bottom of the locking chute 11, two groups of ball limiting holes 12 matched with the balls are respectively formed at two ends of the bottom of the locking chute 11, specifically, when the sliding lock tooth 41 is pushed and the limiting ball 43 is driven to move to be opposite to the ball limiting hole 12, that is, when the sliding lock tooth 41 is in the locked or unlocked state, the limiting ball 43 is partially movably embedded into the ball limiting hole 12, and when the switching state is required, the limiting ball 43 is separated from the ball limiting hole 12 by using a larger force, so that the sliding lock tooth 41 is pushed and the switching state, so that when the sliding lock tooth 41 is in the locked or unlocked state, the sliding lock tooth 41 is formed, the positioning is formed, and the sliding lock tooth is prevented from being accidentally locked or accidentally locked, so that the locking handle 30 is accidentally unlocked.

Further, the front end of the rotating shaft of the lock handle 30 is provided with a lock cap 31, the lock cap 31 is positioned in the lock box 10, the locking groove 32 is arranged on the outer side of the lock cap 31, specifically, the lock cap 20 is provided with a through hole 21, the front end of the lock cap 31 penetrates through the through hole 21 to be connected with the front end of the rotating shaft of the lock handle 30, a gasket 22 is arranged at the position of the through hole 21 in a cushioning manner, a lock cylinder ring 50 is arranged in the lock box 10, the middle part of the lock cylinder ring 50 is provided with an annular hole 51, and the front end of the lock cap 31 penetrates through the annular hole to be connected with the rotating shaft of the lock handle 30.

Further, in order to prevent the lock cover 20 from being accidentally opened by external force, the locking mechanism is exposed, a first limiting stop part is arranged on one surface of the lock box 10 facing the lock cover 20, a second limiting stop part matched with the first limiting stop part is arranged on one surface of the lock cover 20 facing the lock box 10, the rotation of the lock cover 20 is limited by mutual abutting of the first limiting stop part and the second limiting stop part, and only when the lock cover 20 is pushed by using larger force, the lock cover 20 can be rotated, so that the locking mechanism and the unlocking handle 30 are prevented from being mistakenly touched by children, and the overall safety is improved.

Further, lock case 10 is covered completely to locking cap 20, first spacing stop portion is outwards bellied spacing blend stop 15, second spacing stop portion is outwards bellied annular surrounding edge 23, spacing blend stop 15 is provided with four groups in pairs relatively, and be located lock case 10 both sides respectively, specifically, when locking cap 20 and lock case 10 coincide, the inboard of annular surrounding edge 23 respectively with the movable butt of multiunit spacing blend stop 15, because the effect of spacing blend stop 15, can't promote locking cap 20 rotation with less dynamics, only use great force to push locking cap 20 for spacing blend stop 15 and annular surrounding edge 23 can misplace the slip, just can rotate locking cap 20, make locking mechanism expose, carry out unblock or locking operation, in addition, adopt annular surrounding edge 23 to cooperate the structure of spacing blend stop 15, can make the whole succinct more pleasing to the eye of product.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims

1. The utility model provides a take safety lock handle, its characterized in that includes lock box (10), locking cap (20) and lock handle (30), lock box (10) are connected in the rotation of lock handle (30), be equipped with the locking mechanism that is used for locking lock handle (30) on lock box (10), locking cap (20) rotate and set up on lock box (10) and the activity cover is established on locking mechanism.

2. The handle with the safety lock according to claim 1, wherein the locking mechanism adopts a sliding lock tooth (41), the sliding lock tooth (41) is slidably arranged on the lock box (10), a locking groove (32) matched with the sliding lock tooth (41) is formed in a rotating shaft of the handle (30), and the front end of the sliding lock tooth (41) is movably locked in the locking groove (32).

3. The handle with the safety lock according to claim 2, wherein the lock box (10) is provided with a locking chute (11), the sliding lock teeth (41) are slidably arranged in the locking chute (11), and a pressing plate (13) for limiting the sliding lock teeth (41) in the locking chute (11) is arranged on the upper cover of the locking chute (11).

4. A handle with a safety lock according to claim 3, wherein the bottom of the sliding lock tooth (41) is provided with a limit hole, a limit ball (43) and a spring (44) for pushing the limit ball (43) to slide outwards are arranged in the limit hole, and two groups of ball limit holes (12) matched with the balls are respectively arranged at two ends of the bottom of the locking chute (11).

5. The handle with the safety lock according to claim 1, wherein a lock cap (31) is arranged at the front end of the rotating shaft of the lock handle (30), the lock cap (31) is positioned in the lock box (10), and the locking groove (32) is arranged outside the lock cap (31).

6. The handle with the safety lock according to claim 5, wherein the lock cover (20) is provided with a through hole (21), and the front end of the lock cap (31) passes through the through hole (21) and is connected with the front end of the rotating shaft of the lock handle (30).

7. The handle with the safety lock according to claim 6, wherein a first limit stop portion is provided on a surface of the lock case (10) facing the lock cover (20), a second limit stop portion which is matched with the first limit stop portion is provided on a surface of the lock case (10) facing the lock cover (20), and rotation of the lock cover (20) is limited by mutual abutment of the first limit stop portion and the second limit stop portion.

8. The handle with the safety lock according to claim 7, wherein the first limiting stop part is an outwardly protruding limiting stop bar (15), the second limiting stop part is an outwardly protruding annular surrounding edge (23), and at least two groups of limiting stop bars (15) are oppositely arranged in pairs and are respectively positioned on two sides of the lock box (10).

9. The handle with the safety lock according to claim 1, wherein a lock core ring (50) is arranged in the lock box (10), an annular hole (51) is formed in the middle of the lock core ring (50), and the front end of the lock cap (31) penetrates through the annular hole to be connected with a rotating shaft of the lock handle (30).