CN111827783B

CN111827783B - Fingerprint door lock

Info

Publication number: CN111827783B
Application number: CN201910328922.8A
Authority: CN
Inventors: 艾代兴
Original assignee: Hangzhou Ezviz Software Co Ltd
Current assignee: Hangzhou Ezviz Software Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2022-07-05
Anticipated expiration: 2039-04-23
Also published as: CN111827783A

Abstract

The invention discloses a fingerprint door lock, which comprises: the fingerprint door lock comprises a shell, wherein the shell is provided with a fixing piece for fixing a connecting wire of the fingerprint door lock; the handle assembly is provided with a handle rotating shaft positioned inside the shell and a holding handle positioned outside the shell, a clamping piece for fixing the connecting wire is arranged in an inner cavity of the holding handle, the handle rotating shaft is provided with a wire passing through hole for arranging the connecting wire in the handle rotating shaft, and the connecting wire penetrates through the wire passing through hole from the holding handle and penetrates out of an orifice of the wire passing through hole positioned on the end surface of the handle rotating shaft; the clutch assembly is provided with a clutch rotating shaft which is coaxially matched and connected with the handle rotating shaft, and the clutch rotating shaft is provided with a notch for the connecting wire to penetrate out. This fingerprint lock provides dedicated arrangement structure for the connecting wire to can avoid along with the fingerprint lock twist-off, the phenomenon of wearing and tearing appear in long-time rotation use, improve the life of connecting wire, also provide safe and reliable's fixed knot structure for arranging of connecting wire.

Description

Fingerprint door lock

Technical Field

The invention relates to a lockset technology, in particular to a fingerprint door lock.

Background

The lock with fingerprint lock need be connected fingerprint module and mainboard through the connecting wire when installing fingerprint module, and among the prior art, the connecting wire is fixed on handle pivot global to make connecting wire and handle pivot rotate jointly, when the handle switching-over, need rotate the handle about 300, very easily cause the antitorque and the wearing and tearing of connecting wire when so great within range internal rotation. And, the length of getting rid of the line of the connecting wire of reserving twines other moving parts in the panel cavity easily, has the potential safety hazard.

Based on this, those skilled in the art need to improve the structure of the fingerprint door lock so as to provide an arrangement structure for the connecting wire.

Disclosure of Invention

The invention provides a fingerprint door lock which provides a special arrangement structure for a connecting wire, so that the phenomena of twist-off and abrasion of the fingerprint door lock in the long-time rotating use process can be avoided, the service life of the connecting wire is prolonged, and a safe and reliable fixing structure is provided for the arrangement of the connecting wire.

One embodiment of the present invention provides a fingerprint door lock, including:

the fingerprint door lock comprises a shell, a door body and a fingerprint door lock body, wherein the shell is provided with a fixing piece for fixing a connecting line of the fingerprint door lock;

the handle assembly is provided with a handle rotating shaft positioned inside the shell and a holding handle positioned outside the shell, a clamping piece for fixing the connecting wire is arranged in an inner cavity of the holding handle, the handle rotating shaft is provided with a wire passing through hole for arranging the connecting wire in the handle rotating shaft, and the connecting wire penetrates through the wire passing through hole from the holding handle and penetrates out from an orifice of the wire passing through hole positioned on the end surface of the handle rotating shaft;

the clutch assembly is provided with a clutch rotating shaft which is coaxially matched and connected with the handle rotating shaft, and the clutch rotating shaft is provided with a notch for the connection wire to penetrate out.

Optionally, the clamping member includes a supporting base and a clamping clip, the supporting base is disposed in the inner cavity of the grip handle, the supporting base has a groove for limiting the connecting wire, and the clamping clip tightly presses the connecting wire in the groove.

Optionally, the handle rotating shaft has a first shaft section connected to the grip in a matching manner and a second shaft section connected to the clutch rotating shaft in a matching manner, the thread passing through hole extends from the first shaft section to the second shaft section, and a thread inlet of the thread passing through hole is formed in a peripheral wall of the first shaft section and a thread outlet of the thread passing through hole is formed in an end surface of the second shaft section.

Optionally, the fixing member includes a fixing base and a fixing clip, the fixing base is disposed on the housing, and the fixing clip tightly presses and fixes the connecting wire extending from the opening to the fixing base.

Optionally, the fingerprint door lock further comprises:

the elastic torsion component is arranged in the shell and is provided with two limiting support legs;

the reversing column is detachably connected to a fixed point of the shell, and the two limiting support legs are clamped at two sides of the reversing column;

the cover plate seals the shell and is provided with operation holes for dismounting the reversing column at positions corresponding to the two fixing points of the shell;

the handle rotating shaft is provided with an annular flange protruding out of the surface of the shaft section, a limiting convex column extends out of the surface of the annular flange, and the two limiting supporting legs clamp the limiting convex column so as to transmit torque between the elastic twisting component and the handle rotating shaft.

Optionally, the housing is provided with a boss, and the boss is provided with a fixing and connecting hole detachably connected with the reversing column.

Optionally, the clutch assembly further comprises a rotating shaft fixing plate, the rotating shaft fixing plate is provided with a fixing hole, the clutch rotating shaft is provided with a connecting shaft and a connecting sleeve which are connected in a stepped manner, the fixing hole is limited by the fixing hole and sleeved on the connecting shaft, and tightly pressed on the surface of the connecting sleeve, and the rotating shaft fixing plate and the shell form four fixing points.

Optionally, the rotating shaft fixing plate is provided with an exposing hole corresponding to the two fixing points and exposing the reversing column.

Optionally, the fingerprint door lock further comprises:

a clutch driver having a retractable drive portion;

the clutch rotating shaft is provided with a clutch pin, the peripheral surface of the handle rotating shaft is provided with symmetrically arranged pin holes, and the clutch rotating shaft drives the clutch pin to enter and exit the pin holes through the telescopic driving part and is disconnected with the handle rotating shaft.

Optionally, the edge of annular flange set up with the joint wing that the position of two fixed points corresponds, the joint wing with the switching-over post is in but handle pivot direction of rotation butt is in order to form right the corner of handle subassembly is spacing.

Based on the above embodiment, the invention provides a fingerprint door lock, which comprises a shell, a handle assembly and a clutch assembly, wherein the shell is provided with a fixing piece for fixing a connecting wire of the fingerprint door lock, the handle assembly is provided with a handle rotating shaft positioned in the shell and a holding handle positioned outside the shell, the inner cavity of the holding handle is provided with a clamping piece for fixing the connecting wire, the handle rotating shaft is provided with a wire passing through hole for arranging the connecting wire in the handle rotating shaft, and the connecting wire penetrates through the wire passing through hole from the holding handle and penetrates out from an orifice of the wire passing through hole positioned on the end surface of the handle rotating shaft; the clutch component is provided with a clutch rotating shaft which is coaxially matched and connected with the handle rotating shaft, and the clutch rotating shaft is provided with a notch through which the connecting wire penetrates. So set up, the one end of connecting wire is in the inner chamber of the handle of gripping through the card firmware to the wiring in the inner chamber penetrates and sets up in the line through-hole of crossing of handle pivot, provides the protection for the connecting wire by crossing the line through-hole, avoids the in-process connecting wire of switch fingerprint lock to twine in the periphery of handle pivot repeatedly and receive the effect of torsional force, simultaneously, avoids taking place the interference between other parts of connecting wire and fingerprint lock. When the connecting wire penetrates out of the through hole, the connecting wire penetrates out of the notch formed in the clutch rotating shaft, and the fixing piece of the shell fixes the other end of the connecting wire. Therefore, the phenomenon that the fingerprint door lock is twisted off and abraded in the long-time rotating use process can be avoided, the service life of the connecting wire is prolonged, and a safe and reliable fixing structure is provided for the arrangement of the connecting wire.

Drawings

FIG. 1 is an exploded view of a fingerprint door lock in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of an embodiment of the present invention;

FIGS. 3 and 4 are schematic views of the structure of a grip in an embodiment of the present invention;

FIGS. 5 and 6 are schematic views showing the structure of the handle rotation shaft according to the embodiment of the present invention;

fig. 7 to 9 are schematic structural views of a clutch rotating shaft according to an embodiment of the invention;

FIG. 10 is a schematic view of the housing according to the exemplary embodiment of the present invention;

FIG. 11 is a schematic view of a resilient torsion member in accordance with an embodiment of the present invention;

FIGS. 12 and 13 are schematic views showing the relationship between the handle shaft and the elastic torsion member according to the embodiment of the present invention;

FIGS. 14 and 15 are schematic views of a right door and a left door, respectively, in accordance with an embodiment of the present invention;

FIGS. 16 and 17 are schematic views showing the state of the grip being lifted and pressed down, respectively, in accordance with an embodiment of the present invention;

fig. 18 is a schematic structural view of a rotating shaft fixing plate according to an embodiment of the present invention.

Reference numerals:

10 fingerprint door lock;

11 a handle spindle;

a 110 wire via;

110a line inlet;

110b outlet;

111 a handle shaft body;

1111 pin holes;

112 an annular flange;

1121 limiting convex column;

1122 clamping wings;

12 a grip;

121a clamping and fixing piece;

121a supporting base;

121b, clamping and fixing;

13, clutching the rotating shaft;

131 a clutch pin;

132 connecting the shafts;

133 gaps;

134 connecting sleeve;

14 an elastic torsion member;

141 spacing support legs;

15 a reversing column;

16 a housing;

161a fixing member;

161a fixed base;

161b fixing clip;

162 boss;

17 a cover plate;

171 an operation hole;

18 a rotating shaft fixing plate;

181 fixing holes;

182 exposing the hole;

19 clutching the drive;

20 connecting the wires.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples.

The invention provides a wiring structure of a fingerprint door lock protection connecting wire. The following description will be made in detail by taking a specific structure of a fingerprint door lock as an example.

Referring to fig. 1 to 9, fig. 1 is an exploded view of a fingerprint door lock according to an embodiment of the present invention; FIG. 2 is a cross-sectional view of an embodiment of the present invention; FIGS. 3 and 4 are schematic views of the structure of a grip in an embodiment of the present invention; FIGS. 5 and 6 are schematic views showing the structure of the handle hinge according to the embodiment of the present invention; fig. 7 to 9 are schematic structural views of the clutch rotating shaft according to the embodiment of the invention.

In a specific embodiment, as shown in fig. 1 and 2, the present invention provides a fingerprint door lock 10, the fingerprint door lock 10 includes a housing 16, a handle assembly and a clutch assembly, wherein the housing 16 is provided with a fixing member 161 for fixing a connecting wire 20 of the fingerprint door lock 10, the handle assembly is provided with a handle rotating shaft 11 located inside the housing 16 and a holding handle 12 located outside the housing 16, as shown in fig. 3 and 4, an inner cavity of the holding handle 12 is provided with a fixing member 121 for fixing the connecting wire 20, the handle rotating shaft 11 is provided with a wire passing through hole 110 for disposing the connecting wire 20 in the handle rotating shaft 11, and as shown in fig. 2, 5 and 6, the connecting wire 20 passes through the wire passing through hole 110 from the holding handle 12 and passes out from an orifice of the wire passing through hole 110 located on an end face of the handle rotating shaft 11; the clutch assembly has a clutch rotating shaft 13 coaxially and cooperatively connected with the handle rotating shaft 11, and as shown in fig. 7 to 9, the clutch rotating shaft 13 is provided with a gap 133 through which the connecting wire 20 passes. So set up, the one end of connecting wire 20 is passed through card firmware 121 in the inner chamber of holding handle 12, and the wiring in the inner chamber, penetrate and set up in the line through-hole 110 of crossing of handle pivot 11, provide the protection for connecting wire 20 by crossing line through-hole 110, avoid the in-process connecting wire 20 at switch fingerprint lock 10 twine in the periphery of handle pivot 11 repeatedly and receive the effect of torsional force, simultaneously, avoid taking place the interference between other parts of connecting wire 20 and fingerprint lock 10. When the connection line 20 passes through the through hole 110, it passes through the opening 133 formed on the clutch shaft 13, and the fixing element 161 of the housing 16 fixes the other end of the connection line 20. Therefore, the phenomena of twist-off and abrasion in the long-time rotating use process of the fingerprint door lock 10 can be avoided, the service life of the connecting wire 20 is prolonged, and a safe and reliable fixing structure is provided for the arrangement of the connecting wire 20.

Further, as shown in fig. 3 and 4, the clamping member 121 includes a supporting base 121a and a clamping clip 121b disposed in the inner cavity of the grip 12, the supporting base 121a has a groove for limiting the connecting wire 20, and the clamping clip 121b tightly presses the connecting wire 20 in the groove. With such an arrangement, one end of the connection line 20 is reliably fixed by the supporting base 121a and the clamping clamp 121b, so as to ensure that the connection line 20 is stable in position during the routing process.

The attachment wire 20 extends along the interior cavity into the housing 16 after being secured within the grip 12. As shown in fig. 5 and 6, the handle rotating shaft 11 includes a handle shaft body 111 and an annular flange 112, the handle shaft body 111 has a first shaft section connected to the grip 12 in a fitting manner and a second shaft section connected to the clutch rotating shaft 13 in a fitting manner, the annular flange 112 separates the first shaft section from the second shaft section, the wire through hole 110 extends from the first shaft section to the second shaft section, and the wire inlet 110a of the wire through hole 110 is opened in a peripheral wall of the first shaft section, and the wire outlet 110b is opened in an end face of the second shaft section. So set up, when first shaft section and the cooperation of gripping handle 12, in the income line mouth 110a through first shaft section periphery wall got into the line through-hole 110 of crossing of handle pivot 11, avoided laying of first shaft section and gripping handle 12 zonulae occludens when joining in marriage to connecting wire 20 to lead to the fact the extrusion, thereby provide the space for arranging of connecting wire 20. Then, the oil passes through the outlet 110b on the end surface of the second shaft section and enters the clutch rotating shaft 13.

As shown in fig. 7 to 9, the clutch rotating shaft 13 has a connecting shaft 132 and a connecting sleeve 134 which are connected in a step shape, the connecting sleeve 134 and the second shaft section of the handle rotating shaft 11 enter the connecting sleeve 134 after the connecting wire 20 passes through the second shaft section of the handle rotating shaft 11, and the gap 133 is opened on the side wall of the connecting sleeve 134, so that the connecting wire 20 passes through the gap 133.

The size that opening 133 was seted up on separation and reunion pivot 13 direction of rotation is the radian of separation and reunion pivot 13 relative handle pivot 11 pivoted at least, can fully expose connecting wire 20 like this to when making separation and reunion pivot 13 relative handle pivot 11 rotate, connecting wire 20 can not appear twisting along with rotation between them, also can not receive separation and reunion pivot 13 or handle pivot 11 pivoted interference.

As shown in fig. 10, the fixing member 161 includes a fixing base 161a and a fixing clip 161b, the fixing base 161a is disposed on the housing 16, and the fixing clip 161b tightly presses and fixes the connecting wire 20 extending from the gap 133 on the fixing base 161a, so as to prevent the connecting wire 20 from being twisted.

It can be seen from the above embodiments that the fingerprint door lock 10 provides a dedicated arrangement structure for the connection line 20, so that the phenomena of twist-off and abrasion during the long-time rotation and use of the fingerprint door lock 10 can be avoided, the service life of the connection line 20 is prolonged, and a safe and reliable fixing structure is provided for the arrangement of the connection line 20.

Based on the above embodiments, the fingerprint door lock 10 of the present invention further includes an elastic torsion member 14, a reversing post 15 and a cover plate 17, which are shown in fig. 11 to 17, and fig. 11 is a schematic structural view of the elastic torsion member in the embodiment of the present invention; FIGS. 12 and 13 are schematic views showing the relationship between the handle shaft and the elastic torsion member according to the embodiment of the present invention; FIGS. 14 and 15 are views illustrating the states of the right door and the left door according to the embodiment of the present invention; fig. 16 and 17 are schematic views showing the state in which the grip is lifted and pressed down, respectively, according to the embodiment of the present invention.

As shown in fig. 12 and 13, the elastic torsion member 14 is provided inside the housing 16 and has two stopper legs 141. The reversing column 15 is detachably connected to a fixed point of the housing 16, two limiting legs 141 are clamped at two sides of the reversing column 15, the annular flange 112 of the handle rotating shaft 11 extends out of the limiting convex pillar 1121 towards the elastic twisting part 14, and the two limiting legs 141 clamp the limiting convex pillar 1121 to transmit torque between the elastic twisting part 14 and the handle rotating shaft 11. As shown in fig. 1, the cover 17 closes the housing 16, and has an operation hole 171 for attaching and detaching the reversing column 15 at a position corresponding to two fixing points.

With this arrangement, when the grip 12 of the handle assembly needs to be reversed by 180 °, the reversing column 15 is removed from the housing 16 through the operation hole 171, thereby releasing the restriction of the elastic torsion member 14; further, when the grip 12 is rotated again, the elastic torsion member 14 and the handle rotation shaft 11 rotate simultaneously, and when the grip 12 is rotated in a 180 ° direction, the elastic torsion member 14 and the handle rotation shaft 11 rotate to the reversed position. When the handle 12 of the fingerprint door lock 10 is reversed, the reversing lever 15 is connected to another fixed point of the housing 16 through another operation hole 171. Compared with the prior art, when the fingerprint door lock 10 is reversed, the elastic torsion component 14 and the handle rotating shaft 11 in the fingerprint door lock 10 still keep the relative connection relationship, the connection relationship between the elastic torsion component 14 and the handle rotating shaft 11 is prevented from being damaged, so that the connection relationship between the elastic torsion component 14 and the handle rotating shaft 11 is ensured, the reliability of connection between fingerprint door lock 10 structures is ensured, and the reversing efficiency of the fingerprint door lock 10 is effectively improved. The right door opening state and the left door opening state of the fingerprint door lock 10 can be seen in fig. 14 and 15.

In a specific embodiment, the housing 16 is provided with a boss 162, the boss 162 is provided with a fixed connection hole detachably connected with the reversing column 15, and a reliable and stable connection between the reversing column 15 and the housing 16 can be improved through the boss 162.

Furthermore, the fingerprint door lock further comprises a rotating shaft fixing plate 18, and the rotating shaft fixing plate 18 is provided with an exposing hole 182 which is corresponding to the positions of the two limit supporting legs 141 and exposes the reversing column 15.

In a specific embodiment, the fingerprint door lock 10 further includes a clutch driving member 19, the clutch driving member 19 has a retractable driving portion, the clutch rotating shaft 13 is provided with a clutch pin 131, the outer peripheral surface of the handle rotating shaft 11 is provided with symmetrically arranged pin holes 1111, and the clutch rotating shaft 13 drives the clutch pin 131 to enter and exit the pin holes 1111 through the retractable driving portion, so as to achieve disconnection between the clutch rotating shaft 13 and the handle rotating shaft 11.

Referring to fig. 16 and 17, the handle spindle 11 has an annular flange 112 protruding from the surface of the shaft section, and the edge of the annular flange 112 is provided with a snap-in wing 1122 corresponding to the position of the two limit legs 141, and the snap-in wing 1122 and the reversing pole 15 can abut in the rotation direction of the handle spindle 11 to form a corner limit for the handle assembly. So set up, can effectively inject the turned angle that handle 12 of fingerprint lock 10 lifted or pushed down, that is to say, after lifting or pushing down and accomplishing and open or close the lock, when continuing to lift or push down handle 12, joint wing 1122 can with switching-over post 15 butt to block handle pivot 11 through switching-over post 15 and continue to rotate, and then effectively avoid excessively lifting or pushing down and cause the lock inefficacy.

Further, as shown in fig. 18, the fixing hole 181 is formed in the rotating shaft fixing plate 18, the fixing hole 181 is sleeved on the connecting shaft 132 and tightly pressed on the surface of the connecting sleeve 134, and the rotating shaft fixing plate 18 and the housing 16 form four fixing points, so that the clutch rotating shaft 13 can be reliably and stably pressed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A fingerprint door lock, characterized in that the fingerprint door lock comprises:

the clutch component is provided with a clutch rotating shaft which is coaxially matched and connected with the handle rotating shaft, the clutch rotating shaft is provided with a notch through which the connecting wire penetrates,

the handle rotating shaft is provided with a first shaft section in matched connection with the holding handle and a second shaft section in matched connection with the clutch rotating shaft, and the wire passing through hole extends from the first shaft section to the second shaft section;

the clutch rotating shaft comprises a connecting sleeve which is matched and connected with the second shaft section, a cavity communicated with the wire passing through hole is arranged in the connecting sleeve, the gap is opened on the side wall of the connecting sleeve,

the connecting line penetrates out of the second shaft section and then enters a cavity in a connecting sleeve of the clutch rotating shaft to penetrate out of the notch;

the size of the opening in the rotating direction of the clutch rotating shaft is at least the radian of the clutch rotating shaft relative to the handle rotating shaft.

2. The fingerprint door lock of claim 1, wherein the clamping member comprises a supporting base and a clamping clip, the supporting base is disposed in the inner cavity of the handle, the supporting base is provided with a groove for limiting the connecting wire, and the clamping clip tightly presses the connecting wire in the groove.

3. The fingerprint door lock of claim 1, wherein the wire inlet of the wire through hole is formed in the peripheral wall of the first shaft section, and the wire outlet is formed in the end face of the second shaft section.

4. The fingerprint door lock of claim 1, wherein the fixing member comprises a fixing base and a fixing clip, the fixing base is disposed on the housing, and the fixing clip tightly presses and fixes the connecting wire extending from the opening to the fixing base.

5. The fingerprint door lock of any one of claims 1-4, further comprising:

6. The fingerprint door lock of claim 5, wherein the housing is provided with a boss, and the boss is provided with a fixing hole detachably connected with the reversing column.

7. The fingerprint door lock of claim 5, wherein the clutch assembly further comprises a shaft fixing plate, the shaft fixing plate is provided with a fixing hole, the clutch shaft is provided with a connecting shaft and a connecting sleeve which are connected in a stepped manner, the fixing hole is limited and sleeved on the connecting shaft and tightly pressed on the surface of the connecting sleeve, and the shaft fixing plate and the housing form four fixing points.

8. The fingerprint door lock of claim 7, wherein the shaft fixing plate is provided with an exposing hole corresponding to the two fixing points for exposing the reversing column.

9. The fingerprint door lock of claim 5, further comprising:

a clutch driver having a retractable drive portion;

10. The fingerprint door lock of claim 5, wherein the edge of the annular flange is provided with a clamping wing corresponding to the two fixing points, and the clamping wing and the reversing column can be abutted in the rotation direction of the handle rotating shaft to limit the rotation angle of the handle assembly.