CN210976904U

CN210976904U - Clutch with fingerprint lock capable of being opened by one hand

Info

Publication number: CN210976904U
Application number: CN201921669261.7U
Authority: CN
Inventors: 方佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-07-10
Anticipated expiration: 2029-10-08

Abstract

The utility model discloses a clutch of holding-open fingerprint lock, which comprises a clutch outer cover and a clutch inner cover which are mutually matched, wherein the clutch outer cover is provided with a fingerprint reading head connecting shaft with a signal line perforation, and the clutch outer cover is connected with a handle adapter with a hollow cavity inside through a bearing; the end part of the fingerprint reading head connecting shaft penetrates through the hollow cavity and is connected with a fingerprint reading head body; the handle adapter is provided with a rotating handle, and the rotating handle is provided with a handle through hole matched with the fingerprint reading head connecting shaft; the fingerprint reading head comprises a handle adapter and a clutch outer cover, and is characterized in that a signal line positioning groove is formed in a fingerprint reading head connecting shaft, a signal line is connected to a fingerprint reading head body, a connecting piece is arranged on the handle adapter, and a slider type spring reset mechanism matched with a cam is arranged on the clutch outer cover. The utility model discloses not only avoid the emergence of signal line wearing and tearing phenomenon effectively, but also reduced clutch thickness to satisfy different installation requirements.

Description

Clutch with fingerprint lock capable of being opened by one hand

Technical Field

The utility model relates to a fingerprint lock technical field, in particular to clutch is locked to fingerprint of holding.

Background

The existing anti-theft locks are divided into full-mechanical anti-theft locks and fingerprint anti-theft locks. The full-mechanical anti-theft lock is not suitable for the living characteristics of modern people due to the inconvenience of locking the door, and is gradually replaced by a fingerprint anti-theft lock. In the existing fingerprint anti-theft lock, a signal wire of the fingerprint reading head penetrates through the handle and the clutch device to be connected to the circuit board, and the signal wire can rotate along with the rotation when the handle is rotated to unlock the lock, so that the signal wire is abraded, and the fingerprint reading head is out of order.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hold open fingerprint lock clutch. The utility model discloses not only avoid the emergence of signal line wearing and tearing phenomenon effectively, conveniently rotate the exchange of handle left and right sides direction simultaneously, but also reduced clutch thickness.

The technical scheme of the utility model: the clutch comprises a clutch outer cover and a clutch inner cover which are matched with each other, wherein the clutch outer cover is provided with a fingerprint reading head connecting shaft with a signal line through hole, and the clutch outer cover is connected with a handle adapter with a hollow cavity inside through a bearing; the end part of the fingerprint reading head connecting shaft penetrates through the hollow cavity and is connected with a fingerprint reading head body; the handle adapter is provided with a rotating handle, and the rotating handle is provided with a handle through hole matched with the fingerprint reading head connecting shaft; the fingerprint reading head connecting shaft is provided with a signal line positioning groove, the fingerprint reading head body is connected with a signal line, and the signal line penetrates through the signal line through hole and is fixed through the signal line positioning groove; the handle adapter is provided with a connecting piece, the connecting piece is provided with a cam, and the clutch outer cover is provided with a sliding block type spring reset mechanism matched with the cam.

In the clutch for holding the fingerprint lock, the fingerprint reading head body comprises a fingerprint reading head base connected with the fingerprint reading head connecting shaft, and the fingerprint reading head base is provided with the fingerprint reading head.

In the clutch with the fingerprint lock held open, the slider type spring resetting mechanism comprises a pair of sliding grooves arranged on two sides inside the outer cover of the clutch, a slider attached to the cam is arranged between the pair of sliding grooves in a sliding mode, and a pair of compression springs is arranged between the slider and the inner wall of the outer cover of the clutch.

In the clutch for holding the fingerprint lock, the compression spring is arranged in the sliding groove.

In the clutch for holding the fingerprint lock, a flat surface is arranged at the joint of the cam and the sliding block.

In the fingerprint lock clutch is held open to aforementioned one, the top of handle adapter is equipped with the lug, the bottom of connecting piece is equipped with the recess with lug matched with.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses fix the handle adapter on the clutch enclosing cover through the bearing, be equipped with well cavity simultaneously on the handle adapter, and be fixed with fingerprint read head connecting axle on the clutch enclosing cover, wherein the fingerprint read head connecting axle passes well cavity, make when rotating the handle, fingerprint read head body does not rotate along with the rotation of rotating the handle, thereby effectively avoided the signal line to rotate along with the rotation of rotating the handle, thereby effectively avoided the signal line along with the rotation of rotating the handle and when rotating with the wearing and tearing that produce between the other part. The utility model discloses a set up slider-type spring return mechanism and reset rotating handle, compare with traditional torsional spring, reduced clutch thickness effectively.

2. The utility model provides a slider formula spring return mechanism is including setting up a pair of spout in the inside both sides of clutch enclosing cover, it is equipped with the slider with the cam laminating to slide between a pair of spout, be equipped with a pair of pressure spring between the inner wall of slider and clutch enclosing cover, when rotating the handle and drive the connecting piece and rotate, the cam rotates simultaneously, pivoted cam promotes the slider and inwards contracts, further compression pressure spring, after accomplishing the rotation action, under pressure spring's elastic action, because the stress point of cam and slider is not in the center department of slider, make lug both sides atress unbalanced, make the slider promote the cam and turn around, come to change the stress point position between cam and the slider, it is balanced until the cam both sides atress.

3. The utility model discloses in cam and slider laminating department are equipped with the burnishing surface, and the slider of being convenient for is contradicted with the cam, and when the burnishing surface was laminated with the slider, the cam both sides be in balanced state, and the cam can not rotate, and effectual increase has the balanced area of contact of power between cam and the slider to conveniently rotate the handle and turn round and reset.

4. The utility model discloses in the top of handle adapter is equipped with the lug, the bottom of connecting piece be equipped with lug matched with recess. Wherein, in the lug stretched into the recess, driving handle adapter rotation hand through rotating the handle, then drive the connecting piece simultaneously and rotate at pivoted handle adapter to the realization rotates the connecting piece.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a view showing the inner structure of the clutch cover;

FIG. 4 is a schematic view of the installation of the hold-down spring;

FIG. 5 is a schematic view of the mounting of a corrugated reading head connecting shaft and a handle adapter;

fig. 6 is a schematic structural view of a handle adapter;

FIG. 7 is a schematic view of the structure of the connector;

fig. 8 is a schematic view of the rotary handle.

1. A clutch outer cover; 2. an inner clutch cover; 3. the fingerprint reading head is connected with the shaft; 4. perforating a signal wire; 5. a handle adapter; 6. a hollow cavity; 7. a fingerprint reader base; 8. a fingerprint reading head; 9. rotating the handle; 10. a handle through hole; 11. a connecting member; 12. a cam; 13. a slider type spring return mechanism; 14. a chute; 15. a slider; 16. a compression spring; 17. a signal line positioning groove; 18. a bump; 19. a groove; 20. an electric drive; 21. a bearing; 22. and a signal line.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Example (b): a clutch of holding-open fingerprint lock, as shown in fig. 1-8, comprising a clutch outer cover 1 and a clutch inner cover 2 which are mutually matched, wherein the clutch outer cover 1 is provided with a fingerprint reading head connecting shaft 3 with a signal line through hole 4, and the clutch outer cover 1 is connected with a handle adapter 5 with a hollow cavity 6 inside through a bearing 21; the end part of the fingerprint reading head connecting shaft 3 penetrates through the hollow cavity 6 and is connected with a fingerprint reading head body; the handle adapter 5 is provided with a rotating handle 9, and the rotating handle 9 is provided with a handle through hole 10 matched with the fingerprint reading head connecting shaft 3; the fingerprint reading head connecting shaft 3 is provided with a signal line positioning groove 17, the fingerprint reading head body is connected with a signal line 22, and the signal line 22 passes through the signal line through hole 4 and is fixed by the signal line positioning groove 17; be equipped with connecting piece 11 on handle adapter 5, connecting piece 11 is used for transmission to the lock body, be equipped with cam 12 on the connecting piece 11, be equipped with on the clutch enclosing cover 1 with cam 12 complex slider formula spring return 13, be equipped with on the clutch enclosing cover 1 with cam 12 complex electric drive device 20, mainly drive the locking pin through driving motor and move and carry out the closure to connecting piece 11. The utility model discloses fix handle adapter 5 on clutch enclosing cover 1 through bearing 21, well cavity 6 is equipped with on handle adapter 5 simultaneously, and be fixed with fingerprint read head connecting axle 3 on clutch enclosing cover 1, wherein cavity 6 is passed to fingerprint read head connecting axle 3, install fingerprint read head 8 through fingerprint read head base 7, handle adapter 5 is connected with rotation handle 9, make when rotating handle 9, fingerprint read head 8 does not rotate along with the rotation of rotating handle 9, thereby effectively avoided signal line 22 to rotate along with the rotation of rotating handle 9, make signal line 22 and the device in the clutch enclosing cover 1 take place to rub and decrease. The utility model discloses a set up slider formula spring return mechanism 13 and reset rotating handle 9, compare with traditional torsional spring, reduced clutch thickness effectively to design out the more frivolous fingerprint lock panel that contains the 22 abrasionproof functions of signal line.

As shown in fig. 4 and 5, the slider type spring return mechanism 13 includes a pair of sliding grooves 14 disposed at two sides inside the outer clutch cover 1, a slider 15 attached to the cam 12 is slidably disposed between the pair of sliding grooves 14, a pair of compression springs 16 is disposed between the slider 15 and the inner wall of the outer clutch cover 1, when the handle 9 is rotated to drive the connecting member 11 to rotate, the cam 12 rotates at the same time, the rotating cam 12 pushes the slider to contract inward, the compression springs 16 are further compressed, after the rotation is completed, under the elastic action of the compression springs 16, because the stress points of the cam 12 and the slider 15 are not located at the center of the slider, the two sides of the protrusion 18 are unbalanced in stress, so that the slider 15 pushes the cam 12 to rotate, and the stress point position between the cam 12 and the slider 15 is changed until the two sides of the cam 12 are balanced in stress.

The compression spring 16 is arranged in the sliding groove 14, so that the overall volume is effectively reduced, and the compression spring 16 is limited.

The department of cam 12 and the 15 laminating of slider is equipped with the burnishing surface, and is convenient for slider 15 and cam 12 conflict, and when the burnishing surface was laminated with

slider

15, 12 both sides of cam were in balanced state, and cam 12 can not rotate, and effectual increase has the balanced area of contact of power between cam 12 and the slider 15 to conveniently rotate handle 9 and turn round and reset.

As shown in fig. 6 and 7, a protrusion 18 is disposed at the top end of the handle adapter 5, and a groove 19 matched with the protrusion 18 is disposed at the bottom of the connecting member 11. Wherein, in the lug 18 stretched into recess 19, driving handle adapter 5 rotation hand through rotating handle 9, then drive connecting piece 11 simultaneously and rotate at pivoted handle adapter 5 to the realization rotates connecting piece 11.

The working principle is as follows: the utility model discloses fix handle adapter 5 on clutch enclosing cover 1 through bearing 21, well cavity 6 is equipped with on handle adapter 5 simultaneously, and be fixed with fingerprint read head connecting axle 3 on clutch enclosing cover 1, wherein cavity 6 is passed to fingerprint read head connecting axle 3, install fingerprint read head 8 through fingerprint read head base 7, handle adapter 5 is connected with rotation handle 9, make when rotating handle 9, fingerprint read head 8 does not rotate along with the rotation of rotating handle 9, thereby effectively avoided signal line 22 along with the rotation of rotating handle 9 and the wearing and tearing that produce between the other parts when rotating. The utility model discloses a set up slider-type spring return mechanism 13 and reset rotating handle 9, compare with traditional torsional spring, reduced clutch thickness effectively.

Claims

1. A clutch of holding and unlocking a fingerprint lock is characterized in that: the clutch outer cover (1) is provided with a fingerprint reading head connecting shaft (3) with a signal line through hole (4), and the clutch outer cover (1) is connected with a handle adapter (5) with a hollow cavity (6) inside through a bearing (21); the end part of the fingerprint reading head connecting shaft (3) penetrates through the hollow cavity (6) and is connected with a fingerprint reading head body; a rotating handle (9) is arranged on the handle adapter (5), and a handle through hole (10) matched with the fingerprint reading head connecting shaft (3) is formed in the rotating handle (9); the fingerprint reading head connecting shaft (3) is provided with a signal line positioning groove (17), the fingerprint reading head body is connected with a signal line (22), and the signal line (22) penetrates through the signal line through hole (4) and is fixed through the signal line positioning groove (17); be equipped with connecting piece (11) on handle adapter (5), be equipped with cam (12) on connecting piece (11), be equipped with on clutch enclosing cover (1) with cam (12) complex slider formula spring return mechanism (13).

2. A clutch with fingerprint lock for unlocking according to claim 1, wherein: the fingerprint reading head body comprises a fingerprint reading head base (7) connected with the fingerprint reading head connecting shaft (3), and a fingerprint reading head (8) is arranged on the fingerprint reading head base (7).

3. A clutch with fingerprint lock for unlocking according to claim 1, wherein: the sliding block type spring resetting mechanism (13) comprises a pair of sliding grooves (14) arranged on two sides of the inner portion of the outer clutch cover (1), a sliding block (15) attached to the cam (12) is arranged between the pair of sliding grooves (14) in a sliding mode, and a pair of compression springs (16) is arranged between the sliding block (15) and the inner wall of the outer clutch cover (1).

4. A clutch with fingerprint lock for unlocking according to claim 3, wherein: the pressing spring (16) is arranged in the sliding groove (14).

5. A clutch with fingerprint lock for unlocking according to claim 3, wherein: and a flat surface is arranged at the joint of the cam (12) and the sliding block (15).

6. A clutch with fingerprint lock for unlocking according to claim 1, wherein: the top of handle adapter (5) is equipped with lug (18), the bottom of connecting piece (11) is equipped with recess (19) with lug (18) matched with.