CN213269327U - Locking damping structure of handle lock - Google Patents

Abstract

The utility model discloses a lock closing damping structure of handle lock, which comprises a locking base and a rotating strip, wherein a locking plate and a damping component for slowing down the movement of the locking plate are arranged in the locking base, one end part of the rotating strip is connected with a lock core, and the other end part of the rotating strip is matched with the locking plate to drive the movement of the locking plate; the damping assembly comprises a pressing plate, a compression spring and a damping plate, when the rotating strip is rotated, the locking plate is pressed by the damping plate, and the moving resistance of the locking plate can be increased, so that the moving speed of the locking plate is reduced, the locking plate can move more stably, the locking plate is prevented from being impacted and sounding due to larger sliding speed, the rotating force of the rotating strip cannot be too light, and the hand feeling of a lock core key or a knob is improved; meanwhile, the compression spring compresses tightly, so that the locking plate and other parts are more stably installed without shaking, and the overall use performance of the handle lock is improved.

Description

Locking damping structure of handle lock

Technical Field

The utility model relates to a handle lock, more specifically say, it relates to a close damping structure of handle lock.

Background

The handle lock is widely applied to doors, storage cabinets, drawers and the like, the lock closing function of the handle lock is realized by driving the rotating strip to rotate through the lock cylinder, the lock tongue or the lock plate is driven to move to realize the lock closing function, the rotating strip is large in rotating force and high in speed, the lock tongue or the lock plate generates large sliding speed and can generate impact sound, and meanwhile, the rotating force of the rotating strip is too light to influence the rotating hand feeling of a lock cylinder key or a knob.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a closed damping structure of handle lock.

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

a lock closing damping structure of a handle lock comprises a locking base and a rotating strip, wherein a locking plate and a damping assembly for slowing down the movement of the locking plate are arranged in the locking base, one end of the rotating strip is connected with a lock cylinder, and the other end of the rotating strip is matched with the locking plate to drive the locking plate to move;

the damping assembly comprises a pressing plate, a compression spring and a damping plate, the pressing plate, the compression spring and the damping plate are sequentially arranged in the locking base from top to bottom, and the compression spring can press the damping plate to be abutted against the locking plate;

when the rotating strip is rotated, the locking plate is pressed by the damping plate, the moving resistance of the locking plate can be increased, and the moving speed of the locking plate is reduced.

The utility model discloses further set up: the outer side wall of the damping plate is provided with two first guide parts which are symmetrically distributed, and the inner side wall of the locking base is provided with a guide groove matched with the first guide parts.

The utility model discloses further set up: the outer side wall of the pressing plate is provided with two second guide parts which are symmetrically distributed and two limiting parts which are symmetrically distributed;

the second guide part is matched with the guide groove;

the inner side wall of the locking base is also provided with a limiting groove matched with the limiting part.

The utility model discloses further set up: the limiting part is higher than the upper end face of the pressing plate.

The utility model discloses beneficial effect: the pressing plate, the compression spring and the damping plate are sequentially arranged in the locking base from top to bottom, the pressing plate can press the compression spring, the compression spring can press the damping plate to be abutted against the locking plate, and the power assisting of relative movement of the damping plate and the locking plate is increased, so that when the rotating strip is rotated, the locking plate is pressed by the damping plate, the moving resistance of the locking plate is increased, the moving speed of the locking plate is reduced, the locking plate is moved more stably, the locking plate is prevented from being impacted and making a sound due to high sliding speed, the rotating force of the rotating strip is not too light, and the hand feeling of a lock core key or;

meanwhile, the compression spring compresses tightly, so that the locking plate and other parts are more stably installed without shaking, and the overall use performance of the handle lock is improved.

Drawings

Fig. 1 is a schematic structural view of a lock closing damping structure of a handle lock of the present invention;

fig. 2 is a schematic structural view of the lock closing damping structure of the handle lock according to the present invention without the locking base;

FIG. 3 is a schematic structural view of the locking base;

FIG. 4 is a schematic structural view of a damping plate;

fig. 5 is a schematic structural view of the pressing plate.

Description of reference numerals: 1. a locking base; 11. a guide groove; 12. a limiting groove; 2. rotating the strip; 3. a locking plate; 4. a damping assembly; 41. pressing a plate; 411. a second guide portion; 412. a limiting part; 42. a compression spring; 43. a damping plate; 431. a first guide portion.

Detailed Description

The embodiments of the locking damping structure of the handle lock according to the present invention will be described in further detail with reference to fig. 1 to 5.

As can be seen from fig. 1 and 2, the lock closing damping structure of the handle lock comprises a locking base 1 and a rotating strip 2, wherein a locking plate 3 and a damping component 4 for slowing down the movement of the locking plate 3 are arranged in the locking base 1, one end of the rotating strip 2 is connected with the lock cylinder, and the other end of the rotating strip is matched with the locking plate 3 to drive the locking plate 3 to move;

as can be seen from fig. 2, the damping assembly 4 includes a pressing plate 41, a compression spring 42 and a damping plate 43, the pressing plate 41, the compression spring 42 and the damping plate 43 are sequentially disposed in the locking base 1 from top to bottom, the pressing plate 41 presses the compression spring 42, so that the compression spring 42 presses the damping plate 43 to abut against the locking plate 3, and the power of relative movement between the damping plate 43 and the locking plate 3 is increased, therefore, when the rotating bar 2 is rotated, the locking plate 3 is pressed by the damping plate 43, the movement resistance of the locking plate 3 is increased, the movement speed of the locking plate 3 is reduced, the locking plate 3 is moved more stably, the locking plate 3 is prevented from generating a large sliding speed to generate impact and generate sound, the rotating force of the rotating bar 2 is not too light, and the hand feeling of; meanwhile, the compression spring 42 is compressed, so that the locking plate 3 and other parts are more stably installed without shaking, and the overall use performance of the handle lock is improved.

As can be seen from fig. 3, 4 and 5, the outer side wall of the damping plate 43 is provided with two first guide portions 431 which are symmetrically distributed, and the inner side wall of the locking base 1 is provided with a guide groove 11 which is matched with the first guide portions 431, so that the damping plate 43 can be quickly and accurately installed on the locking base 1 by the first guide portions 431 matching with the guide groove 11.

The outer side wall of the pressing plate 41 is also provided with two second guide parts 411 which are symmetrically distributed; the second guide portion 411 is matched with the guide groove 11, so that the pressing plate 41 is matched with the guide groove 11 through the second guide portion 411, the pressing plate 41 can be quickly and accurately installed on the locking base 1, the outer side wall of the pressing plate 41 is further provided with two limiting portions 412 which are symmetrically distributed, the inner side wall of the locking base 1 is further provided with a limiting groove 12 matched with the limiting portions 412, the pressing plate 41 is matched with the limiting groove 12 through the limiting portions 412, the position of the pressing plate 41 on the locking base 1 is limited, the compression spring 42 is compressed to a proper compression amount, the excessive or small pre-tightening force of the compression spring 42 is avoided, the limiting portions 412 are higher than the upper end face of the pressing plate 41, the contact area between the compression parts and the pressing plate 41 is reduced, and the pressing plate 41 is convenient to be fixedly installed.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (4)

1. The utility model provides a closed damping structure of handle lock which characterized by: the lock comprises a locking base and a rotating strip, wherein a lock plate and a damping component for slowing down the movement of the lock plate are arranged in the locking base, one end of the rotating strip is connected with a lock cylinder, and the other end of the rotating strip is matched with the lock plate to drive the lock plate to move;

the damping assembly comprises a pressing plate, a compression spring and a damping plate, the pressing plate, the compression spring and the damping plate are sequentially arranged in the locking base from top to bottom, and the compression spring can press the damping plate to be abutted against the locking plate;

when the rotating strip is rotated, the locking plate is pressed by the damping plate, the moving resistance of the locking plate can be increased, and the moving speed of the locking plate is reduced.

2. A lock closing damping structure of a handle lock as claimed in claim 1, wherein: the outer side wall of the damping plate is provided with two first guide parts which are symmetrically distributed, and the inner side wall of the locking base is provided with a guide groove matched with the first guide parts.

3. A lock closing damping structure of a handle lock as claimed in claim 2, wherein: the outer side wall of the pressing plate is provided with two second guide parts which are symmetrically distributed and two limiting parts which are symmetrically distributed;

the second guide part is matched with the guide groove;

the inner side wall of the locking base is also provided with a limiting groove matched with the limiting part.

4. A lock closing damping structure of a handle lock as claimed in claim 3, wherein: the limiting part is higher than the upper end face of the pressing plate.

Images