CN219553026U - Fingerprint input device of fingerprint lock - Google Patents

Abstract

The utility model discloses a fingerprint input device of a fingerprint lock, which belongs to the technical field of fingerprint input devices and comprises a fingerprint lock body and a handle fixed at the bottom end of the fingerprint lock body, wherein a fingerprint identification plate is embedded in the side wall of the handle, a mounting groove is formed in the center position of the top end face of the handle, a dust cover is arranged on a side wall sliding device of the handle, a connecting part is fixed at the top end of the dust cover, telescopic grooves are formed in two sides of the bottom wall of the mounting groove, a spring is fixed on the bottom wall of the telescopic grooves, telescopic rods are inserted in the telescopic grooves in an anastomotic manner, an elastic rope for driving the dust cover to move is embedded in the top end of the telescopic rods, a damping ring is arranged in the center position of the telescopic rods, and the fingerprint input device of the fingerprint lock is convenient for automatically closing the dust cover to protect the fingerprint identification plate, so that the fingerprint identification plate is prevented from being reset and closed immediately after the dust cover is opened, and the fingerprint identification plate cannot be normally used.

Description

Fingerprint input device of fingerprint lock

Technical Field

The utility model belongs to the technical field of fingerprint input devices, and particularly relates to a fingerprint input device of a fingerprint lock.

Background

Fingerprint lock is intelligent lock, and is perfect crystal of computer information technology, electronic technology, mechanical technology and modern hardware technology. Fingerprint locks have fingerprint opening, password opening, emergency key opening etc. and now also increased the mode of opening with the card, let the consumer trust and select fingerprint lock more.

In the fingerprint locks on the current market, most of the fingerprint locks are not provided with devices capable of preventing external impurities such as dust, the external impurities such as the dust easily fall into the fingerprint locks, and the problem is directly faced, some manufacturers produce manually-controlled fingerprint window covers, but the manually-controlled fingerprint window covers are often forgotten to be closed after being used by users, so that the fingerprint window covers are difficult to exert the functions of the fingerprint window covers to the greatest extent.

For this purpose, we propose a fingerprint input device of fingerprint lock to solve the above-mentioned problem.

Disclosure of Invention

The utility model aims to solve the problem that in the prior art, a manually controlled fingerprint window cover is often forgotten to be closed after being used by a user, so that the fingerprint window cover is difficult to exert the due function to the greatest extent.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a fingerprint input device of fingerprint lock, includes fingerprint lock main part and fixes the handle in fingerprint lock main part bottom, the embedded fingerprint identification board that installs of lateral wall of handle, and the top face central point department of handle has seted up the mounting groove, and wherein the lateral wall slider of handle has the shield, the top of shield is fixed with connecting portion, the expansion tank has all been seted up to the diapire both sides of mounting groove, the diapire of expansion tank is fixed with the spring, and coincide in the expansion tank to peg graft there is the telescopic link, the top of telescopic link is embedded to have the elastic cord that is used for driving the shield and removes, and the central point department of telescopic link installs the damping ring.

Through above-mentioned technical scheme, the accessible is provided with the shield in the lateral wall slip of handle, the in-process pulling spring and the elastic cord that the shield was opened take place elastic deformation, the spring and the elasticity pulling location portion of elastic cord make the shield move down and reset, protect the lateral wall of handle through the shield, thereby the dust to fingerprint identification board separates, be convenient for self-closing shield protects the fingerprint identification board, damping ring on the telescopic link limits the spring and elastic cord's elasticity that resets simultaneously, make the shield slow downwardly moving, just reset immediately after having avoided the shield to close, lead to the unable normal use's of fingerprint identification board condition.

As a further preferable scheme, the side wall of the handle is symmetrically provided with positioning grooves with T-shaped structures, and the side wall of the dust cover is symmetrically fixed with sliding blocks which are anastomosed and inserted in the positioning grooves.

Through above-mentioned technical scheme, accessible slider slides in the constant head tank and makes the shield remove at the lateral wall of fingerprint identification board, and the inner wall butt of slider and constant head tank avoids the shield to drop from the handle simultaneously.

As a further preferable scheme, the bottom end of the dust cover is fixedly provided with an anti-slip part in a protruding mode, and anti-slip teeth are formed in the inclined side wall of the anti-slip part.

Through above-mentioned technical scheme, the shield is stirred to the anti-skidding portion of accessible slope and is upwards moved, and the friction between finger and the anti-skidding portion can be promoted to the anti-skidding tooth.

As a further preferable scheme, a positioning part is fixed at the center of the bottom end surface of the connecting part, and the positioning part is in fit connection with the mounting groove.

Through the technical scheme, the elastic rope can be completely embedded in the telescopic groove after being contracted by the positioning part which is anastomosed and inserted in the mounting groove.

As a further preferable scheme, the bottom end of the elastic rope is fixedly connected with the telescopic rod, and the top end of the elastic rope extends out of the telescopic groove to be fixed with the positioning part.

Through above-mentioned technical scheme, accessible shield drives the locating part and upwards moves to drive elastic cord and telescopic link through removing, because the strength of finger is greater than the elasticity of spring, therefore the resistance that the damping ring risees the shield on the telescopic link is negligible.

As a further preferable scheme, the damping ring is fixedly sleeved in a groove formed in the center of the telescopic rod, and the damping ring is tightly connected with the inner wall of the telescopic groove.

Through the technical scheme, the damping ring is tightly connected with the inner wall of the telescopic groove, so that the moving power of the telescopic rod is reduced in the moving process.

As a further preferable scheme, the top end of the telescopic rod is abutted with the top wall of the telescopic groove, and the bottom end of the telescopic rod is fixedly connected with the spring.

Through above-mentioned technical scheme, the both ends of accessible spring are fixed with the diapire and the telescopic link in flexible groove respectively to make the telescopic link take place elastic deformation at the in-process pulling spring that removes.

In summary, the technical effects and advantages of the present utility model are: this fingerprint input device of fingerprint lock, through being provided with the shield in the lateral wall slip of handle, the in-process pulling spring and the elastic cord that the shield was opened take place elastic deformation, the spring and the elasticity pulling location portion of elastic cord make the shield move down and reset, protect the lateral wall of handle through the shield, thereby the dust to the fingerprint identification board is obstructed, be convenient for self-closing shield protects the fingerprint identification board, damping ring on the telescopic link limits the spring and elastic cord's elasticity that resets simultaneously, make the shield slow downwardly moving, just reset immediately after having avoided the shield to close, lead to the unable normal use's of fingerprint identification board condition.

Drawings

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

FIG. 2 is a schematic view of the handle structure of the present utility model;

FIG. 3 is a schematic view of the dust cap of the present utility model;

fig. 4 is a schematic view of the inner structure of the dust cap of the present utility model.

In the figure: 1. a fingerprint lock body; 2. a control panel; 3. a handle; 4. a fingerprint identification board; 5. a mounting groove; 6. a positioning groove; 7. a dust cover; 8. a connection part; 9. a positioning part; 10. a slide block; 11. an anti-slip part; 12. a damping ring; 13. a telescopic slot; 14. an elastic rope; 15. a telescopic rod; 16. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 and 2, a fingerprint input device of a fingerprint lock comprises a fingerprint lock body 1 and a handle 3 fixed at the bottom end of the fingerprint lock body 1, wherein a fingerprint identification plate 4 is embedded in the side wall of the handle 3, and a mounting groove 5 is formed in the center of the top end surface of the handle 3, wherein a dust cover 7 is arranged on a side wall sliding device of the handle 3;

the lateral wall symmetry of handle 3 has offered the constant head tank 6 that is T type structure, and the lateral wall symmetry of shield 7 is fixed with the slider 10 that coincide grafting in constant head tank 6, and slider 10 slides in constant head tank 6 makes shield 7 remove at the lateral wall of fingerprint identification board 4, and simultaneously slider 10 and the inner wall butt of constant head tank 6 avoid shield 7 to drop from handle 3.

The bottom protrusion of shield 7 is fixed with anti-skidding portion 11, and anti-skidding tooth has been seted up to anti-skidding portion 11 slope's lateral wall, and the shield 7 upwards moves to the anti-skidding portion 11 of slope stirring, and anti-skidding tooth can promote the frictional force between finger and the anti-skidding portion 11.

Referring to fig. 3 and 4, the top end of the dust cover 7 is fixed with a connecting part 8, both sides of the bottom wall of the mounting groove 5 are provided with telescopic grooves 13, the bottom wall of the telescopic grooves 13 is fixed with springs 16, telescopic rods 15 are connected in an anastomotic manner in the telescopic grooves 13, the top end of each telescopic rod 15 is embedded with an elastic rope 14 for driving the dust cover 7 to move, and a damping ring 12 is arranged at the central position of each telescopic rod 15.

The side wall of the handle 3 is provided with the dust cover 7 in a sliding manner, the spring 16 and the elastic rope 14 are pulled to elastically deform in the opening process of the dust cover 7, the spring 16 and the elastic rope 14 pull the positioning part 9 to enable the dust cover 7 to move downwards for resetting, and the side wall of the handle 3 is protected through the dust cover 7, so that dust of the fingerprint identification board 4 is blocked, and the dust cover 7 is conveniently automatically closed to protect the fingerprint identification board 4;

meanwhile, the damping ring 12 on the telescopic rod 15 limits the reset elastic force of the spring 16 and the elastic rope 14, so that the dust cover 7 slowly moves downwards, and the situation that the fingerprint identification board 4 cannot be normally used due to the fact that the dust cover 7 is reset and closed immediately after being opened is avoided.

A positioning part 9 is fixed at the center of the bottom end surface of the connecting part 8, the positioning part 9 is in fit connection with the mounting groove 5, and the positioning part 9 is in fit connection with the mounting groove 5 to enable the elastic rope 14 to be completely embedded in the telescopic groove 13 after being contracted.

The bottom of the elastic rope 14 is fixedly connected with the telescopic rod 15, the top end of the elastic rope 14 extends out of the telescopic groove 13 to be fixed with the positioning part 9, the dust cover 7 drives the positioning part 9 to move upwards, and accordingly the elastic rope 14 and the telescopic rod 15 are driven to move.

The damping ring 12 is fixedly sleeved in a groove formed in the central position of the telescopic rod 15, the damping ring 12 is tightly connected with the inner wall of the telescopic groove 13, and the damping ring 12 is tightly connected with the inner wall of the telescopic groove 13, so that the power of the telescopic rod 15 in moving is reduced in the moving process.

The top of telescopic link 15 and the roof butt of telescopic slot 13, and the bottom and the spring 16 fixed connection of telescopic link 15, the both ends of spring 16 are fixed with the diapire and the telescopic link 15 of telescopic slot 13 respectively to make telescopic link 15 pull spring 16 and take place elastic deformation at the in-process that removes.

Working principle: finger and anti-skidding portion 11 laminating drives shield 7 through anti-skidding portion 11 and upwards moves, and the in-process pulling spring 16 and elastic cord 14 that shield 7 opened take place elastic deformation, and the elasticity pulling location portion 9 of spring 16 and elastic cord 14 makes shield 7 move down and reset, protects the lateral wall of handle 3 through shield 7 to the dust to fingerprint identification board 4 separates, and the shield 7 of being convenient for automatically closing protects fingerprint identification board 4, and the damping ring 12 on telescopic link 15 restricts the reset elasticity of spring 16 and elastic cord 14 simultaneously, makes the slow downward movement of shield 7.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a fingerprint input device of fingerprint lock, includes fingerprint lock body (1) and fixes handle (3) in fingerprint lock body (1) bottom, its characterized in that, fingerprint identification board (4) are installed to the lateral wall of handle (3) is embedded, and mounting groove (5) have been seted up in top face central point department of handle (3), and wherein lateral wall slider of handle (3) has shield (7), the top of shield (7) is fixed with connecting portion (8), expansion groove (13) have all been seted up to the diapire both sides of mounting groove (5), the diapire of expansion groove (13) is fixed with spring (16), and coincide grafting in expansion groove (13) has telescopic link (15), the top of telescopic link (15) is embedded to have elastic cord (14) that are used for driving the removal of shield (7), and the central point department of telescopic link (15) installs damping ring (12).

2. The fingerprint input device of the fingerprint lock according to claim 1, wherein the side wall of the handle (3) is symmetrically provided with positioning grooves (6) with T-shaped structures, and the side wall of the dust cover (7) is symmetrically fixed with sliding blocks (10) which are inserted into the positioning grooves (6) in an anastomotic manner.

3. The fingerprint input device of a fingerprint lock according to claim 1, wherein the bottom end of the dust cover (7) is fixedly protruded with an anti-slip part (11), and the inclined side wall of the anti-slip part (11) is provided with anti-slip teeth.

4. The fingerprint input device of a fingerprint lock according to claim 1, wherein a positioning part (9) is fixed at the center of the bottom end surface of the connecting part (8), and the positioning part (9) is in fit insertion in the mounting groove (5).

5. The fingerprint input device of a fingerprint lock according to claim 4, wherein the bottom end of the elastic cord (14) is fixedly connected with the telescopic rod (15), and the top end of the elastic cord (14) extends out of the telescopic slot (13) to be fixed with the positioning part (9).

6. The fingerprint input device of a fingerprint lock according to claim 1, wherein the damping ring (12) is fixedly sleeved in a groove formed in the central position of the telescopic rod (15), and the damping ring (12) is tightly connected with the inner wall of the telescopic groove (13).

7. Fingerprint input device of a fingerprint lock according to claim 1, characterized in that the top end of the telescopic rod (15) is in abutment with the top wall of the telescopic slot (13), and the bottom end of the telescopic rod (15) is fixedly connected with the spring (16).