CN211666445U

CN211666445U - Electronic door lock

Info

Publication number: CN211666445U
Application number: CN202020133706.6U
Authority: CN
Inventors: 黄立清; 陈代对; 何金明
Original assignee: Xiamen Leelen Technology Co Ltd
Current assignee: Xiamen Leelen Technology Co Ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-13
Anticipated expiration: 2030-01-20

Abstract

The utility model provides an electronic door lock, include: panel, handle and clutch, be provided with on the panel: a circular through hole; the first bearing mounting groove is coaxially arranged at one end, close to the handle, of the circular through hole, and the diameter of the first bearing mounting groove is larger than that of the circular through hole; the second bearing mounting groove is coaxially arranged at one end, far away from the handle, of the circular through hole, and the diameter of the second bearing mounting groove is larger than that of the circular through hole; the utility model discloses further include: the first bearing is arranged in the first bearing mounting groove; and the second bearing is arranged in the second bearing mounting groove. The first bearing and the second bearing are sleeved on a clutch base of the clutch. The utility model discloses structural design is ingenious, has reduced the dimensional requirement to clutch axial dimension clearance, can not appear the card and die or rock the phenomenon, and the handle switching-over is convenient.

Description

Electronic door lock

Technical Field

The utility model relates to an electronic door lock.

Background

In the prior art, in order to ensure that a door lock handle smoothly rotates, a bearing is arranged on the door lock handle, one end of a clutch is clamped on the bearing, and the other end of the clutch abuts against a panel, so that the size precision requirement of the clutch is high, and the processing cost is influenced. When the size is abnormal, the handle is locked firmly if people lock the handle with force; when the locking force is small, the handle shakes, which makes production difficult. And at present common clutching mechanism is that the clutch is direct to be connected with the handle screw, when we are changing the handle direction or have the unusual handle that needs to dismantle, the clutch can drop together, leads to whole mechanism to become invalid, increases the difficulty for subsequent maintenance and equipment, influences efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electronic door lock can effectively solve above-mentioned problem.

The utility model discloses a realize like this:

an electronic door lock comprising: panel, handle and clutch, its characterized in that, be provided with on the panel: a circular through hole; the first bearing mounting groove is coaxially arranged at one end, close to the handle, of the circular through hole, and the diameter of the first bearing mounting groove is larger than that of the circular through hole; the second bearing mounting groove is coaxially arranged at one end, far away from the handle, of the circular through hole, and the diameter of the second bearing mounting groove is larger than that of the circular through hole;

further comprising: the first bearing is arranged in the first bearing mounting groove, and the second bearing is arranged in the second bearing mounting groove; the first bearing and the second bearing are sleeved on a clutch base of the clutch;

the clutch includes:

a screw connecting column is arranged at one end of the clutch base, which is far away from the handle;

the clutch cover is arranged on one side, away from the handle, of the clutch base and is connected to the screw connecting column through a reversing screw;

the clutch rotating core is matched with the clutch cover;

the clutch pressure plate is sleeved and abutted against the clutch rotating core and is fixed on the clutch base through screws; and

set up in on the separation and reunion lid and with separation and reunion rotary core complex separation and reunion pin, the cover is equipped with pin reset spring on it, and through the fixed cover of pin spacing in on the separation and reunion lid.

As a further improvement, the clutch base further comprises an adjusting shim arranged in the circular through hole, and the adjusting shim is sleeved on the clutch base.

As a further improvement, the handle further comprises a torsion spring, an accommodating cavity is formed in one side, away from the handle, of the panel, and 2 positioning blocks are horizontally arranged in the accommodating cavity at intervals; and two torsion bars of the torsion spring are respectively abutted against the positioning block.

As a further improvement, the clutch cover is provided with clamping posts at intervals, and the clamping posts are respectively matched with the corresponding torsion bars.

As a further improvement, the system further comprises a fingerprint identification module.

As a further improvement, a data hole is formed in the clutch base, and a data line penetrates through the data hole to be connected with the fingerprint identification module.

The utility model has the advantages that: the front end and the rear end of the circular through hole on the panel are provided with bearing mounting grooves, and bearings are respectively arranged in the corresponding bearing mounting grooves. The mode that clutch cover and clutch base pass through the switching-over screw connection has been adopted, has realized need not to dismantle the handle, can accomplish the quick switching-over of handle. The utility model discloses structural design is ingenious, has reduced the dimensional requirement to clutch axial dimension clearance, can not appear the card and die or rock the phenomenon, and the handle switching-over is convenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an exploded view of the overall structure provided by the embodiment of the present invention.

Fig. 2 is a rear view of the overall structure provided by the embodiment of the present invention.

Fig. 3 is a cross-sectional view of the overall structure provided by the embodiment of the present invention.

Fig. 4 is a schematic view of a partial structure provided by the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a clutch base according to an embodiment of the present invention.

Figure 6 is the embodiment of the utility model provides a handle switching-over disassemble the schematic diagram.

In the figure: 1. panel 11, circular through hole 12, first bearing mounting groove

13. Second bearing mounting groove 14, accommodating cavity 141, positioning block 2 and handle

3. Clutch 31, clutch base 311, data hole 312 and screw connecting column

32. Clutch cover 321, position-clamping column 33, clutch rotating core 34 and clutch pressure plate

35. Clutch pin 36, pin return spring 37, pin fixing sleeve 38 and screw

39. Reversing screw 4, first bearing 5, second bearing 6, adjusting shim

7. Torsion spring 71, torsion bar 8, motor 9, handle fixing screw

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 6, an electronic door lock includes: panel 1, handle 2 and clutch 3, clutch 3 includes: the clutch base 31, the data hole 311, the clutch cover 32, the clamping column 321, the clutch rotating core 33, the clutch pressure plate 34, the clutch pin 35, the pin reset spring 36 and the pin fixing sleeve 37; the panel 1 is provided with: a circular through hole 11; the first bearing installation groove 12 is coaxially arranged at one end, close to the handle 2, of the circular through hole 11, and the diameter of the first bearing installation groove is larger than that of the circular through hole 11; the second bearing installation groove 13 is coaxially arranged at one end, far away from the handle 2, of the circular through hole 11, and the diameter of the second bearing installation groove is larger than that of the circular through hole 11; the utility model discloses further include: a first bearing 4 disposed in the first bearing mounting groove 12; the second bearing 5 is arranged in the second bearing installation groove 13; the first bearing 4 and the second bearing 5 are sleeved on the clutch base 31. The front end and the rear end of a circular through hole 11 on the panel 1 are provided with bearing mounting grooves, and bearings are respectively arranged in the corresponding bearing mounting grooves. The mode that clutch cover 32 and clutch base 31 are connected through reversing screw 39 is adopted, and the quick reversing of handle 2 can be completed without disassembling handle 2. The utility model discloses structural design is ingenious, has reduced the dimensional requirement to 3 axial dimensions clearances of clutch, can not appear the card and die or rock the phenomenon, and the 2 commutations of handle are convenient.

Referring to fig. 1 and 3, the clutch base further includes an adjusting shim 6 disposed in the circular through hole 11, and the adjusting shim 6 is sleeved on the clutch base 31. The arrangement of the adjusting gasket 6 prevents the clutch 3 and the bearing from shaking, and eliminates axial clearance play caused by machining errors.

Referring to fig. 2 and 4, the handle further comprises a torsion spring 7, a containing cavity 14 is formed in one side, away from the handle 2, of the panel 1, and 2 positioning blocks 141 are horizontally arranged in the containing cavity 14 at intervals; the two torsion bars 71 of the torsion spring 7 are respectively abutted against the positioning block 141.

Referring to fig. 4, the clutch 3 includes: a screw connecting column 312 is arranged at one end of the clutch base 31, which is far away from the handle 2; the clutch cover 32 is arranged on one side of the clutch base 31, which is far away from the handle 2, and is connected to the screw connecting column 312 through a reversing screw 39, and the clutch cover 32 is provided with clamping columns 321 at intervals, which are respectively matched with the corresponding torsion bars 71; a clutch rotary core 33 engaged with the clutch cover 32; a clutch pressure plate 34 sleeved on the clutch rotary core 33 and fixed on the clutch base 31 through a screw 38; and a clutch pin 35 disposed on the clutch cover 32 and engaged with the clutch rotary core 33, on which a pin return spring 36 is sleeved, and is limited on the clutch cover 32 by a pin fixing sleeve 37.

Referring to fig. 5, a fingerprint recognition module is disposed on the handle 2. The clutch base 31 is provided with a data hole 311, and a data line passes through the data hole 311 and is connected with the fingerprint identification module.

The utility model discloses a working principle of electronic lock do: as shown in fig. 6, when the handle 2 needs to be reversed, only two reversing screws 39 need to be removed, the clutch cover 32 with other parts is separated from the clutch base 31, the clutch 3 is divided into two modules, the handle 2 and the clutch base 31 are left on the panel 1, and after the handle 2 is rotated by 180 degrees, namely, the clutch base 31 is also rotated by 180 degrees, then the clutch cover 32 is connected to the clutch base 31 through the reversing screws 39, so that the handle 2 is reversed; when the clutch cover 31 is installed, the locking post 321 needs to be engaged with the torsion bar 71.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electronic door lock comprising: panel, handle and clutch, its characterized in that, be provided with on the panel: a circular through hole; the first bearing mounting groove is coaxially arranged at one end, close to the handle, of the circular through hole, and the diameter of the first bearing mounting groove is larger than that of the circular through hole; the second bearing mounting groove is coaxially arranged at one end, far away from the handle, of the circular through hole, and the diameter of the second bearing mounting groove is larger than that of the circular through hole;

the clutch includes:

the clutch rotating core is matched with the clutch cover;

2. The electronic door lock of claim 1, further comprising an adjustment washer disposed in the circular through hole, wherein the adjustment washer is sleeved on the clutch base.

3. The electronic door lock of claim 1, further comprising a torsion spring, wherein a receiving cavity is formed in one side of the panel, which is away from the handle, and 2 positioning blocks are horizontally arranged in the receiving cavity at intervals; and two torsion bars of the torsion spring are respectively abutted against the positioning block.

4. The electronic door lock of claim 3, wherein said clutch cover is spaced apart from said clutch cover by a plurality of detent posts, each of which engages a respective one of said torsion bars.

5. The electronic door lock of claim 1, further comprising a fingerprint recognition module.

6. The electronic door lock of claim 5, wherein the clutch base is provided with a data hole, and a data line passes through the data hole and is connected with the fingerprint identification module.