CN207851934U - A kind of door lock with separate type infrared image acquisition device - Google Patents

A kind of door lock with separate type infrared image acquisition device Download PDF

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Publication number
CN207851934U
CN207851934U CN201820257241.8U CN201820257241U CN207851934U CN 207851934 U CN207851934 U CN 207851934U CN 201820257241 U CN201820257241 U CN 201820257241U CN 207851934 U CN207851934 U CN 207851934U
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China
Prior art keywords
image acquisition
acquisition device
handle
door lock
separate type
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CN201820257241.8U
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Chinese (zh)
Inventor
闵浩
黄波
朱昱旻
钱考锦
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East Of Nanjing Electric Applicance Co Ltd
Nanjing Easthouse Electrical Co Ltd
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East Of Nanjing Electric Applicance Co Ltd
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Abstract

The utility model discloses a kind of door locks with separate type infrared image acquisition device, including shell, it is provided with handle on the outside of the shell, the first transmission region is provided on the inside of the handle, the second transmission region is provided on the shell, it is provided with infrared light supply in the handle, imaging sensor is provided in the shell.The beneficial effects of the utility model are, need two to act the function that could be realized script and are simplified to an action realization, improve the efficiency of enabling, improve user experience.

Description

A kind of door lock with separate type infrared image acquisition device
Technical field
The utility model is related to a kind of locksets with infrared image acquisition device, and separate type is carried more particularly, to one kind The door lock of infrared image acquisition device.
Background technology
In the prior art, collection terminal of the infrared image acquisition device as biological attribute data is set in door lock, Relatively common, for example, on the daily handled door lock of the band used, image collecting device is generally mounted to the top of handle Or lower section, need specially to be arranged a cavity in door shell for installing infrared image acquisition device.When needing to use When, it first places a digit into infrared image acquisition device and verifies, after biometric matches, take out finger, then rotate door handle Open door lock.Above-mentioned process flow needs two steps, is put into finger verification biological characteristic, takes out finger rotation door handle. The core ideas of the utility model is to propose a kind of door lock, above-mentioned two step can be reduced to a step, when hand is held Biological characteristic verification can be carried out when door handle, to simplify unlocking flow, improve unlocking efficiency.
Invention content
In view of the deficiencies of the prior art, the utility model proposes a kind of doors with separate type infrared image acquisition device Lock, biological characteristic verification can be carried out when hand holds door handle, to simplify unlocking flow, improve unlocking efficiency.
In order to achieve the above-mentioned object of the invention, the utility model adopts the following technical solution:
A kind of door lock with separate type infrared image acquisition device, including shell are provided with handle on the outside of the shell Hand is provided with the first transmission region on the inside of the handle, the second transmission region is provided on the shell, is set in the handle It is equipped with infrared light supply, imaging sensor is provided in the shell.
Preferably, including shell, it is provided with handle on the outside of the shell, is provided on the inside of the handle One transmission region is provided with the second transmission region on the shell, is provided with imaging sensor in the handle, in the shell It is provided with infrared light supply.
Preferably, first transmission region and the second transmission region are single window either several windows The combination of mouth.
Preferably, the handle includes a movable axis, and a protruding portion is extended in the tail portion of the movable axis, The movable axis, protruding portion and shell form a U-shaped structure.
Preferably, first sensor is set on the handle, for triggering the infrared light supply and image sensing Device.
Preferably, the first sensor is arranged in the inclined protruding portion side in the bottom of the U-shaped structure.
Preferably, the first sensor is pressure sensor, capacitive touch screen.
Preferably, finger guide device, the finger guiding dress are provided on the inside of the protruding portion of the handle It sets and includes at least single circular shape;The circular shape refers in the section made along handle length direction that finger draws It is circular shape to lead device.
Preferably, the finger guide device includes multiple circular shapes.
Preferably, the finger guide device includes curved shape;The curved shape is referred to along vertical In the section that handle length direction is made, finger guide device is curve-like.
Preferably, it is provided with infrared band logical filter within the scope of first transmission region and/or the second transmission region Wave lens.
Preferably, the infrared bandpass filtering lens are invagination shape.
Preferably, it is provided with man-machine interface on the shell.
Preferably, described image sensor or infrared light supply are set on door, and second transmission region is set It is placed on door.
The beneficial effects of the utility model are that the function that script needs two actions that could realize, which is simplified to one, to be moved It realizes, improves the efficiency of enabling, improve user experience.
Description of the drawings
Fig. 1 is the structural schematic diagram of infrared image acquisition device in the prior art.
Fig. 2 is the lock structure schematic diagram of embodiment one.
Fig. 3 is palm structural schematic diagram.
Specific implementation mode
The utility model is described in more detail below in conjunction with attached drawing.
It is passed as shown in Figure 1, an infrared image acquisition device for having basic function should include infrared light supply and image Sensor, and the two is integrated in the both ends of a cavity, one end is responsible for providing light source, and one end is responsible for acquiring image.Certainly also have By one bottom surface for being placed on cavity of the two, a situation for being placed on side.No matter above-mentioned any situation, infrared light supply and image The relative position of a part of the sensor as image collecting device, the two is changeless, is existed with other technical characteristics An opposing stationary state is on position relationship.Therefore, user when in use, needs first to carry out in image collecting device Acquisition, the verification of biological attribute data;After being verified, then operating handle opens door lock.
Embodiment one
Infrared light supply 3 and imaging sensor 4 are carried out separation design by the present embodiment, and there is no fixed settings to exist for the two In one cavity.A kind of handled lockset 1 of band as shown in Figure 2, the lockset include a shell 11, the outside of shell 11 There are one rotatable handles 12 for upper setting;The inside of the handle 12 is provided with the first transmission region 121, the first transparent area Lens can be arranged on domain 121 can not also be arranged any other device.If in general, the first transmission region 121 can be Dry hole, can also be gap.Correspondingly, 11 outside of shell is provided with the second transmission region 122, the second transmission region 122 can With the combination of single window either several windows.It can also be several holes, can also be gap.
Infrared light supply 3 is provided in handle 12, shell 11 is internally provided with imaging sensor 4,121 He of the first transmission region A region that can collect organism biometric image is formd between second transmission region 122, we are defined For image acquisition region 123.If finger is not fallen in 123 range of image acquisition region, imaging sensor 4 can not obtain life Object characteristic.By taking hand holds handle as an example, when hand holds handle 12, infrared light supply 3 sends out red from the first transmission region 121 Outer light is radiated on finger.Imaging sensor 4 collects the biological characteristic of finger through the second transmission region 122.
6 structural schematic diagram of palm as shown in Figure 3, we are index finger, middle finger, the third finger and little finger closest to palm The first segment of the first segment 62 of first segment 61, middle finger that one section is respectively defined as index finger, nameless first segment 63 and little finger 64,
When palm 6 holds handle 12, the first segment 61 of index finger, the first segment 62 of middle finger, nameless 63 and of first segment The first segment 64 of little finger almost can completely be located at image acquisition region 123 in, therefore acquire index finger first segment 61, in Biological characteristic in 64 range of first segment of the first segment 62 of finger, nameless first segment 63 and little finger, refers in particular to vein It is characterized in preferred scheme.If acquiring the finger vein pattern of finger other parts under the thinking of the design, need more multiple Miscellaneous conceptual design.
Handle 12 generally includes a movable axis 124, and movable axis 124 can be the axis of rotation, can also be push or A protruding portion 125 is also extended in the axis of pulling, the tail portion of movable axis 124, movable axis 124, protruding portion 125 and shell 11 it is outer Side forms a U-shaped structure.In view of index finger, middle finger, the third finger and little finger institute's formation width arranged side by side often below protrude The length in portion 125, but more than the width of shell 11, which results in the both ends length of U-shaped structure is not fully identical.Palm 6 when holding handle 12, and the first segment 61 of index finger is in the bottom of U-shaped structure, that is, is located on movable axis, therefore, imaging sensor 4 The finger vein pattern for acquiring the first segment 61 of index finger is most preferred scheme, this scheme is minimum to the width requirement of shell 11.
Improvement and replacement to above-mentioned technical proposal include content below.
The position that infrared light supply 3 and imaging sensor 4 are arranged can replace, that is, and infrared light supply 3 is arranged in shell 11, Infrared light is sent out by the second transmission region 122;Imaging sensor 4 is arranged in handle 12, passes through the first transmission region 121 acquisition images.The difficulty that this alternative is realized is some larger, the reason is that, the volume of imaging sensor 4 is far longer than The volume of infrared light supply 3, and the expansible space of shell 11 will be far longer than the expansible space of handle 12, while realizing necessity Technical functionality and the difficulty bigger being designed beautifully.
In addition, when infrared light supply 3 is arranged in handle 12, imaging sensor 4 can be arranged on door, it is not absolutely required to It is arranged in shell, corresponding, the second transmission region 122 is also disposed on door, and such design is often for differentiation Demand.
It is this this implementation if in view of infrared image acquisition device is constantly in working condition larger power consumption will be needed The improved technology scheme of example is that first sensor 126 is arranged on the handle 12, and the first sensor 126 is for detecting palm Or whether finger holds handle 12.126 preferred pressure sensor of first sensor, when pressure sensor be not detected palm or When person's finger holds handle 12, infrared image acquisition device no power work, when pressure sensor detects palm or finger When holding handle 12, it is powered and works to infrared light supply 3 and imaging sensor 4.
The position that first sensor 126 is arranged is preferably provided on movable axis 124 125 side of inclined protruding portion, such Advantage is that the first segment 61 of index finger can give 126 1 pressure of first sensor, triggering image collecting device work;In addition Ensure that the first segment 61 of index finger enters image acquisition region 123, improves image recognition and the success rate of verification.
In order to further increase the success rate of image recognition and verification, the inside of handle protrusions 125 is provided with finger Guide device 127, the finger guide device 127 includes at least the circular shape of single finger, after finger is put, corresponding finger It is just placed among the circular shape, it can be ensured that the consistency of picture position when typing and when identification, raising identify successfully Rate;Finger guide device 127 may be alternatively configured the circular shape of multiple fingers, and hand puts rear several fingers and is just placed on corresponding circular arc Centre, consistency when may further ensure that typing with picture position when identification, improves recognition success rate.It is described arc-shaped Shape refers in the sectional view made along 125 length direction of protruding portion that finger guide device 127 is circular shape.Finger draws Finger physiological bending shape can be made by leading device 127 also, can be further assured that consistent with the picture position when identification when typing Property, further increase recognition success rate.The physiological bending shape is referred to be made along perpendicular to 125 length direction of protruding portion In the sectional view gone out, finger guide device 127 is curve-like.
Infrared bandpass filtering lens 128 are respectively arranged in 122 range of first transmission region 121 and the second transmission region, Can certainly infrared bandpass filtering lens only be set in 122 range of the first transmission region 121 or the second transmission region 128, the infrared light of only specific wavelength may be implemented in this way can pass through the infrared bandpass filtering lens 128, filter out other The light of wavelength.With solar control interference function and has favorable sealing property, to prevent rainwater, snow and dust from entering;Particularly, Infrared bandpass filtering lens 128 make appropriate invagination, can further solar control interference, and preferably prevent rainwater, snow and Dust enters.
Infrared image acquisition device is designed because in addition a cavity need not be arranged in the utility model on shell 11, Therefore, to the design space saved on shell 11.In order to improve the convenience exchanged between lockset and user, set on shell 11 It is equipped with man-machine interface, is used to indicate identification state;Man-machine interface includes voice prompt and text importing.In addition, on shell 11 also It is provided with several indicator lights.

Claims (14)

1. a kind of door lock with separate type infrared image acquisition device, which is characterized in that including shell, the outside of the shell It is provided with handle, the first transmission region is provided on the inside of the handle, the second transmission region is provided on the shell, it is described It is provided with infrared light supply in handle, imaging sensor is provided in the shell.
2. a kind of door lock with separate type infrared image acquisition device, which is characterized in that including shell, the outside of the shell It is provided with handle, the first transmission region is provided on the inside of the handle, the second transmission region is provided on the shell, it is described It is provided with imaging sensor in handle, infrared light supply is provided in the shell.
3. a kind of door lock with separate type infrared image acquisition device according to claim 1 or 2, feature exist In, first transmission region and the second transmission region be the combination of single window either several windows.
4. a kind of door lock with separate type infrared image acquisition device according to claim 1 or 2, feature exist In the handle includes a movable axis, and a protruding portion, the movable axis, protruding portion are extended in the tail portion of the movable axis A U-shaped structure is formed with shell.
5. a kind of door lock with separate type infrared image acquisition device according to claim 4, which is characterized in that described First sensor is set on handle, for triggering the infrared light supply and imaging sensor.
6. a kind of door lock with separate type infrared image acquisition device according to claim 5, which is characterized in that described First sensor is arranged in the inclined protruding portion side in the bottom of the U-shaped structure.
7. a kind of door lock with separate type infrared image acquisition device according to claim 6, which is characterized in that described First sensor is pressure sensor, capacitive touch screen.
8. a kind of door lock with separate type infrared image acquisition device according to claim 1 or 2, feature exist In being provided with finger guide device on the inside of the protruding portion of the handle, the finger guide device includes at least single circular arc Shape;The circular shape refers in the section made along handle length direction that finger guide device is circular shape.
9. a kind of door lock with separate type infrared image acquisition device according to claim 8, which is characterized in that described Finger guide device includes multiple circular shapes.
10. a kind of door lock with separate type infrared image acquisition device according to claim 8, which is characterized in that institute It includes curved shape to state finger guide device;The curved shape is referred to be cut along what is made perpendicular to handle length direction In face, finger guide device is curve-like.
11. a kind of door lock with separate type infrared image acquisition device according to claim 1 or 2, feature exist In being provided with infrared bandpass filtering lens within the scope of first transmission region and/or the second transmission region.
12. a kind of door lock with separate type infrared image acquisition device according to claim 11, which is characterized in that institute It is invagination shape to state infrared bandpass filtering lens.
13. a kind of door lock with separate type infrared image acquisition device according to claim 1 or 2, feature exist In being provided with man-machine interface on the shell.
14. a kind of door lock with separate type infrared image acquisition device according to claim 1, which is characterized in that institute It states imaging sensor or infrared light supply is set on door, second transmission region is set on door.
CN201820257241.8U 2018-02-13 2018-02-13 A kind of door lock with separate type infrared image acquisition device Active CN207851934U (en)

Priority Applications (1)

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CN201820257241.8U CN207851934U (en) 2018-02-13 2018-02-13 A kind of door lock with separate type infrared image acquisition device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820257241.8U CN207851934U (en) 2018-02-13 2018-02-13 A kind of door lock with separate type infrared image acquisition device

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CN207851934U true CN207851934U (en) 2018-09-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108182749A (en) * 2018-02-13 2018-06-19 南京东屋电气有限公司 A kind of door lock with separate type infrared image acquisition device
WO2019157793A1 (en) * 2018-02-13 2019-08-22 闵浩 Device for acquiring infrared biometric image and vehicle door lock having device for acquiring infrared biometric image

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108182749A (en) * 2018-02-13 2018-06-19 南京东屋电气有限公司 A kind of door lock with separate type infrared image acquisition device
WO2019157792A1 (en) * 2018-02-13 2019-08-22 闵浩 Device for acquiring infrared biometric image and door lock having device for acquiring infrared biometric image
WO2019157793A1 (en) * 2018-02-13 2019-08-22 闵浩 Device for acquiring infrared biometric image and vehicle door lock having device for acquiring infrared biometric image

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