CN210694088U - Image acquisition device - Google Patents
Image acquisition device Download PDFInfo
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- CN210694088U CN210694088U CN201921553759.7U CN201921553759U CN210694088U CN 210694088 U CN210694088 U CN 210694088U CN 201921553759 U CN201921553759 U CN 201921553759U CN 210694088 U CN210694088 U CN 210694088U
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- lens
- image sensor
- light supplement
- supplement lamp
- image
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Abstract
The utility model relates to an image acquisition device, include: the side wall of the lens base is provided with a slide sheet and a clamping groove, and the bottom end of the lens base is provided with a light supplement lamp pin positioning hole, an image sensor position and more than one positioning column; the top end of the lens base is provided with a lens position hole and a light supplement lamp position hole; the image sensor is clamped in the image sensor position; the lens is clamped in the lens position hole, and the lens and the image sensor are arranged on the same optical axis; the light supplement lamp is clamped in the position hole of the light supplement lamp; the light supplement lamp comprises a lamp holder and pins, and the pins are clamped in the pin positioning holes of the light supplement lamp; the circuit board is fixed on the lens base through the more than one positioning columns. The utility model discloses image acquisition device, simple structure, it is convenient to install, low cost.
Description
Technical Field
The utility model relates to an image acquisition device technical field especially relates to an image acquisition device.
Background
Modern electronic technology is on the rise, information entry needs to be carried out by electronic equipment, and the problem of man-machine information identification is involved, for example, under various environments needing handwriting identification and entry, paper media cannot be used, and a technology which can be similar to paper media for writing, but can collect and identify writing tracks so as to enter electronic equipment is needed.
The image acquisition device is required to be used when the electronic equipment is input, and the existing image acquisition device has the defects of various parts, complex installation and high cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an image acquisition device, simple structure, it is convenient to install, low cost.
In order to achieve the above object, the utility model provides an image acquisition device, include:
the side wall of the lens base is provided with a slide sheet and a clamping groove, and the bottom end of the lens base is provided with a light supplement lamp pin positioning hole, an image sensor position and more than one positioning column; the top end of the lens base is provided with a lens position hole and a light supplement lamp position hole;
the image sensor is clamped in the image sensor position;
the lens is clamped in the lens position hole, and the lens and the image sensor are arranged on the same optical axis;
the light supplement lamp is clamped in the position hole of the light supplement lamp; the light supplement lamp comprises a lamp holder and pins, and the pins are clamped in the pin positioning holes of the light supplement lamp;
the circuit board is fixed on the lens base through the more than one positioning columns; the circuit board includes:
the first electric connection end is electrically connected with the light supplement lamp and outputs a light supplement lamp control signal to the light supplement lamp;
the second electric connection end is electrically connected with the image sensor, outputs an image sensor control signal to the image sensor and receives an electric signal which is generated by the image sensor and carries image information;
and the third electric connection end is electrically connected with external power supply equipment.
Furthermore, two or more contact protrusions are arranged on the inner wall of the lens position hole, and the lens is abutted against the lens position hole.
Furthermore, the mounting position of the lens base is provided with a slide rail and a buckle, and the slide rail and the buckle correspond to the slide sheet of the lens base; the buckle corresponds to the buckle groove of the lens base.
Further, the image acquisition device further comprises an aperture, and the aperture is positioned between the image sensor and the lens.
Further, the lens is a multi-lens or a single lens.
The utility model discloses image acquisition device, simple structure, it is convenient to install, low cost.
Drawings
Fig. 1 is a schematic top view of the image capturing device of the present invention;
fig. 2 is a schematic bottom view of the image capturing device of the present invention.
Detailed Description
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Fig. 1 and fig. 2 are a top view and a bottom view of the image capturing device of the present invention, respectively.
As shown in the figure, the utility model discloses image acquisition device includes: lens base 201, image sensor 202, lens 203, fill-in light 204, image sensor 202 and circuit board (not shown in the figure).
A light supplement lamp pin positioning hole 23, an image sensor position 24 and more than one positioning column 25 are formed at the bottom end of the lens base 201; the lens base 201 has a lens position hole 21 and a fill-in light position hole 22 at its top end. The side of the lens base 201 also has a locking slot and a sliding piece.
The image sensor 202 is mounted within the image sensor bit 24.
The lens 203 is engaged in the lens position hole 21, and the lens 203 and the image sensor 202 are coaxially disposed. Specifically, the lens 203 can be inserted into the lens position hole 21, which not only plays a role in fixing, but also facilitates installation of the lens 203.
The lens 203 may be a sheet or a column, and after being inserted into the lens position hole 21, the lens may be fixed by using glue. Alternatively, the lens 203 can be easily and securely fixed in the lens position hole 21 by providing more than one contact protrusion 26 on the inner side wall, for example, so that the lens 203 abuts against the contact protrusion 26.
The lens 203 may be a single lens or a plurality of lenses, and the advantage of the single lens over the plurality of lenses is to increase the production yield and reduce the difficulty of installation.
The image sensor 202 is disposed coaxially with the mirror 203, and the image sensor 202 is fixed and mounted in the image sensor position 24. The image sensor 202 may be a Charge-coupled Device (CCD), a Complementary Metal Oxide Semiconductor (CMOS), or the like, in which the reflected light of the object is transmitted through the lens 203 and then focused on the image sensor 202, so as to produce an image of the object using the reflected light. One specific embodiment may further include an aperture 205 to control the amount of light entering the image sensor 202, and the aperture 205 is generally disposed between the lens 203 and the image sensor 202, or may be disposed in front of the lens 203, i.e. the direction in which the lens 203 approaches the subject.
Specifically, as shown, the image capturing device may further include an aperture 205, such that the aperture 205 may be utilized to effectively change the intensity of light entering the image sensor 202, and the aperture 205 may be disposed in front of the lens 203 or between the lens 203 and the image sensor 202.
The light supplement lamp 204 is clamped in the light supplement lamp position hole 22; the light supplement lamp 204 comprises a lamp holder and pins, and the pins are clamped in the light supplement lamp pin positioning holes 23. The light supplement lamp position hole 22 is a clamping hole for mounting and fixing the light supplement lamp 204, and plays a role in accommodating and fixing the light supplement lamp 204.
The Light supplement lamp 204 can be implemented by using a Light Emitting Diode (LED) or the like, and because the Light supplement lamp 204 is used for supplementing Light, the Light supplement lamp 204 emits Light to an object to be photographed, and supplements Light intensity, so that an image of the photographed object is clearer. In order to consider the intensity of the fill-in light, the number of the fill-in light lamps 204 may be set, for example, one or more fill-in light lamps, and the corresponding fill-in light position holes 22 and fill-in light pin positioning holes 23 may also be the same as the number of the fill-in light lamps 204.
The circuit board is fixed on the lens base 201 through more than one positioning column 25; the positioning posts 25 are located at the bottom of the lens base 201, and there may be two or more, for fixing the circuit board and preventing the circuit board from shifting.
The circuit board includes: the first electric connection end, the second electric connection end and the third electric connection end. The first electric connection end is electrically connected with the light supplement lamp and outputs a light supplement lamp control signal to the light supplement lamp; the second electric connection end is electrically connected with the image sensor, outputs an image sensor control signal to the image sensor and receives an electric signal which is generated by the image sensor and carries image information; the third electrical connection end is electrically connected with external power supply equipment.
The circuit board sends control signal for the light filling lamp through first electric connection end, not only can supply power for the light filling lamp to also can control the work and the non-work of light filling lamp, realized from this that to shone the thing and shine and increase luminous intensity.
The circuit board outputs an image acquisition signal through the second electric connection end, so that power is supplied to the image sensor, the image sensor can be controlled to acquire images, reflected light generated by a shot object passes through the lens and is focused on the image sensor 202, and the image sensor 202 generates an electric signal carrying image information of the shot object. The image sensor 202 then transmits the electrical signal carrying the image information to the circuit board via the second electrical connection.
In addition, a buckle is arranged at the mounting position corresponding to the buckle groove of the lens base 201, and is matched with the buckle groove, the buckle is clamped in the buckle groove, and the image acquisition device is fixed through the connection of the buckle groove and the buckle. The slide rail has on the mounted position that the gleitbretter of camera lens base 201 corresponds, and with the gleitbretter phase-match, the gleitbretter can guide image acquisition device to get into on the mounted position that corresponds for image acquisition device more convenient installation.
The working process of the image acquisition device is as follows:
step 101, an external power supply device provides power for the circuit board through a third electric connection end of the power supply equipment, the external equipment sends a starting signal to the circuit board, and the circuit board generates an image sensor control signal and a light supplement lamp control signal.
And 102, outputting a light supplement lamp control signal to the light supplement lamp through the first electric connection end by the circuit board, and outputting an image sensor control signal to the image sensor 202 through the second electric connection end.
And 103, controlling the light supplement lamp to irradiate the shot object by the light supplement lamp according to the light supplement lamp control signal so as to increase the light intensity of the shot object, so that the light intensity of reflected light of the shot object is improved, and a clear image of the shot object is obtained.
The image sensor control signal and the fill light control signal may be generated and output asynchronously or synchronously. For example, a logic circuit on a circuit board is used for firstly outputting a fill-in light control signal and then outputting an image sensor control signal, and the processing has the effects of firstly starting the fill-in light of the fill-in light and then shooting the shot object.
Step 104, the reflected light of the shot object is focused on the image sensor through the lens, the image sensor control signal controls the image sensor to generate an electric signal which corresponds to the shot object and carries image information according to the received reflected light, and the circuit board receives the electric signal through the second electric connection end.
In addition, the electrical signals carrying the image information are sent to the chip or the external data processor through the circuit board, and the chip or the external data processor processes the electrical signals.
The utility model discloses image acquisition device, simple structure, it is convenient to install, low cost.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (5)
1. An image capturing apparatus, characterized in that the image capturing apparatus comprises:
the side wall of the lens base is provided with a slide sheet and a clamping groove, and the bottom end of the lens base is provided with a light supplement lamp pin positioning hole, an image sensor position and more than one positioning column; the top end of the lens base is provided with a lens position hole and a light supplement lamp position hole;
the image sensor is clamped in the image sensor position;
the lens is clamped in the lens position hole, and the lens and the image sensor are arranged on the same optical axis;
the light supplement lamp is clamped in the position hole of the light supplement lamp; the light supplement lamp comprises a lamp holder and pins, and the pins are clamped in the pin positioning holes of the light supplement lamp;
the circuit board is fixed on the lens base through the more than one positioning columns; the circuit board includes:
the first electric connection end is electrically connected with the light supplement lamp and outputs a light supplement lamp control signal to the light supplement lamp;
the second electric connection end is electrically connected with the image sensor, outputs an image sensor control signal to the image sensor and receives an electric signal which is generated by the image sensor and carries image information;
and the third electric connection end is electrically connected with external power supply equipment.
2. The image capture device of claim 1, wherein the inner wall of the lens position aperture has two or more protrusions configured to urge the lens against the lens position aperture.
3. The image acquisition device according to claim 1, wherein the lens base has a slide rail and a buckle at a mounting position corresponding to the slide sheet of the lens base; the buckle corresponds to the buckle groove of the lens base.
4. The image capture device of claim 1, further comprising an aperture located between the image sensor and the lens.
5. The image capturing device of claim 1, wherein the lens is a multi-lens or a single lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553759.7U CN210694088U (en) | 2019-09-18 | 2019-09-18 | Image acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553759.7U CN210694088U (en) | 2019-09-18 | 2019-09-18 | Image acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210694088U true CN210694088U (en) | 2020-06-05 |
Family
ID=70896999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921553759.7U Active CN210694088U (en) | 2019-09-18 | 2019-09-18 | Image acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210694088U (en) |
-
2019
- 2019-09-18 CN CN201921553759.7U patent/CN210694088U/en active Active
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