CN201408288Y

CN201408288Y - Miniature hand-held visual inspection instrument

Info

Publication number: CN201408288Y
Application number: CN200920039157XU
Authority: CN
Inventors: 陈爱文
Original assignee: Kecheng Photoelectric Science & Technology Co Ltd Yancheng
Current assignee: Kecheng Photoelectric Science & Technology Co Ltd Yancheng
Priority date: 2009-04-30
Filing date: 2009-04-30
Publication date: 2010-02-17
Anticipated expiration: 2019-04-30

Abstract

The utility model provides a miniature hand-held visual inspection instrument, which comprises an instrument body, a camera shell and a signal transmission hose. Both ends of the signal transmission hose are respectively connected with the camera shell and the instrument body. The instrument body is internally provided with a battery, a voltage regulation control circuit, an LED brightness regulator and a TFT screen driving circuit. The camera shell is internally provided with a digital image sensor, a containing crystal oscillator, an external memory and a signal converting integrated circuit. A CMOS miniature camera is arranged on the front end of the camera shell. The periphery of the CMOS miniature camera is provided with a plurality of LED lamps. The CMOS miniature camera is connectedwith the TFT screen driving circuit by a video signal cable passing through to be arranged in the signal transmission hose after passing through the digital image sensor and the signal converting integrated circuit. The utility model has reasonable structure and small volume. The working outer diameter of the camera is less than or equal to 12 mm. The miniature hand-held visual inspection instrument of the utility model can be conveniently used for inspecting the devious places which the vision can difficultly reach, and adopts the hand-held instrument body so as to have convenient operationand easy carrying.

Description

The visual somascope of miniature hand-held

Technical field

The utility model relates to a kind of video inspection spy and looks into instrument, is not the visual somascope of a kind of miniature hand-held.

Background technology

Along with the development of image sensing and display technique, at present (as motor car engine maintenance, aircraft maintenance etc.) aspect medical treatment and industrial inspection, the maintenance be extensive use of visual inspection apparatus carry out the video diagnosis or check, maintenance.Existing medical visual inspection apparatus such as endoscope, though the work external diameter of specialized simulation sensor can be done quite little, and can realize the transmission of certain distance, it costs an arm and a leg.And existing normal industrial visual inspection apparatus, as U.S.'s Ritchie hand-held endoscope, though price is comparatively reasonable, and satisfy long Distance Transmission, but the common volume of its class imageing sensor own is big (as 1/3 inch, 1/4 inch), the work external diameter of camera reaches more than the 17mm, can't satisfy the use such as specific occasions such as engine interiors.

The utility model content

For overcoming the deficiencies in the prior art part, the utility model provides that a kind of volume is little, price is low, be applicable to the miniature hand-held visual somascope that small-bore concealment part is checked.

The technical scheme that its technical matters that solves the utility model adopts is: comprise body, camera housing and signal transporting hose; The two ends of signal transporting hose link to each other with camera housing and body respectively;

Be provided with battery, controlling circuit of voltage regulation, LED brightness regulator and TFT screen driving circuit in the body; The TFT panel type display is located on the body outside surface, and battery links to each other with the LED brightness regulator through controlling circuit of voltage regulation; Controlling circuit of voltage regulation links to each other with the TFT panel type display through TFT screen driving circuit;

Be provided with digital image sensor in the camera housing, contain crystal oscillator, external memory storage, conversion of signals integrated circuit, the CMOS minisize pick-up head places the front end of camera housing, is provided with several LED lamps at the periphery of CMOS minisize pick-up head; The CMOS minisize pick-up head links to each other with TFT screen driving circuit by the video signal cable that is set in the signal transporting hose behind digital image sensor, conversion of signals integrated circuit; Direct current regulation circuit links to each other with conversion of signals integrated circuit, digital image sensor, and links to each other with controlling circuit of voltage regulation by the power transmission line that is set in the signal transporting hose; The LED lamp also links to each other with the LED brightness regulator by power transmission line.

Work external diameter≤the 12mm of described CMOS minisize pick-up head.

The operating voltage of described CMOS minisize pick-up head is 3.3～5V.

Described battery is dry cell or rechargeable battery.

Be provided with function key on the outside surface of above-mentioned body, this function key and TFT screen driving circuit links to each other, with realization take pictures, functions such as video recording, playback.

On the outside surface of above-mentioned body, be provided with the USB interface and the memory card interface that link to each other with TFT screen driving circuit, with the convenient every data checked of preserving.

Described body is pistol-shaped or cylindrical, the cuboid being convenient to grip, makes operation more convenient.

Described signal transporting hose includes flexible insulated hose, flexible hose, Connection Block and connector; Flexible insulated hose is nested with outside flexible hose, and two ends are arranged with Connection Block and connector; Connection Block links to each other with body with the camera housing respectively with connector.

Above-mentioned connector is a plug-in type, so that with the dismounting of body with carry.

The beneficial effects of the utility model are: it is rational in infrastructure, volume is small and exquisite, work external diameter≤the 12mm of camera, can be used to inspect eyesight easily and be difficult to the place that arrives, talk in a roundabout way, as occasions such as motor car engine inside, and adopt the hand-held body, handled easily is easy to carry about with one.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is a circuit block diagram of the present utility model.

Among the figure: 1 is the camera housing, be 11 for the shooting head-shield, 12 is the CMOS minisize pick-up head, 13 is digital image sensor, 141 is the conversion of signals integrated circuit, 142 is direct current regulation circuit, 143 is crystal oscillator, 144 is external memory storage, 145 is the LED lamp, 2 is the signal transporting hose, 21 Connection Blocks, 22 is flexible insulated hose, 23 is flexible hose, 24 is video signal cable, 25 is power transmission line, 26 is connector, 3 is body, 31 is function key, 32 is memory card interface, 33 is USB interface, 34 is controlling circuit of voltage regulation, 35 is battery, 36 are TFT screen driving circuit, 37 is the TFT panel type display, 38 is gauge tap, 381 is the LED brightness regulator.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

The utility model comprises body 3, camera housing 1 and signal transporting hose 2;

Be provided with battery 35, controlling circuit of voltage regulation 34, LED brightness regulator 381, TFT in the body 3 and shield driving circuit 36.Described body 3 is pistol-shaped (or cylindrical, cuboid of being convenient to grip).Described battery 35 is dry cell (or rechargeable battery).TFT panel type display 37 is located on the outside surface of body 3, and after TFT screen driving circuit 36, controlling circuit of voltage regulation 34 and gauge tap 38, links to each other with battery 35; On the outside surface of body 3, also be provided with the function key 31, USB interface 33 and the memory card interface 33 that link to each other with TFT screen driving circuit 36.The LED brightness regulator links to each other with battery 35 through gauge tap.

Be provided with digital image sensor 13 in the camera housing 1, contain crystal oscillator 143, external memory storage 144, conversion of signals integrated circuit 141; CMOS minisize pick-up head 12 places the front end of camera housing 1, and is equipped with shooting head-shield 11, is provided with several LED lamps 145 at the periphery of CMOS minisize pick-up head 12; CMOS minisize pick-up head 12 links to each other with TFT screen driving circuit 36 by the video signal cable 24 that is set in the signal transporting hose 2 behind digital image sensor 13, conversion of signals integrated circuit 141; Direct current regulation circuit 142 links to each other with conversion of signals integrated circuit 141, digital image sensor 13, and links to each other with controlling circuit of voltage regulation 34 by the power transmission line 25 that is set in the signal transporting hose 2; LED lamp 145 also links to each other 381 by power transmission line 25 with the LED brightness regulator.Work external diameter≤the 12mm of described CMOS minisize pick-up head 12, its operating voltage is 3.3～5V.

Signal transporting hose 2 includes flexible insulated hose 22, flexible hose 23, Connection Block 21 and connector 26; Flexible insulated hose 22 is nested with outside flexible hose 23, and two ends are arranged with Connection Block 21 and connector 26; Connection Block 21 and camera housing 1 are fixedly linked; Connector 26 is a plug-in type, with body 3 for plug-in type links to each other, so that dismounting, carry.

Claims

1, the visual somascope of miniature hand-held comprises body, camera housing and signal transporting hose; The two ends of signal transporting hose link to each other with camera housing and body respectively; It is characterized in that: be provided with battery, controlling circuit of voltage regulation, LED brightness regulator and TFT screen driving circuit in the body; The TFT panel type display is located on the body outside surface, and battery links to each other with the LED brightness regulator through controlling circuit of voltage regulation; Controlling circuit of voltage regulation links to each other with the TFT panel type display through TFT screen driving circuit;

2, the visual somascope of miniature hand-held according to claim 1 is characterized in that: the work external diameter≤12mm of described CMOS minisize pick-up head.

3, the visual somascope of miniature hand-held according to claim 1 and 2, it is characterized in that: the operating voltage of described CMOS minisize pick-up head is 3.3～5V.

4, the visual somascope of miniature hand-held according to claim 1, it is characterized in that: described battery is dry cell or rechargeable battery.

5, the visual somascope of miniature hand-held according to claim 1 is characterized in that: be provided with function key on the outside surface of above-mentioned body, this function key links to each other with TFT screen driving circuit.

6, the visual somascope of miniature hand-held according to claim 1 is characterized in that: be provided with the USB interface and the memory card interface that link to each other with TFT screen driving circuit on the outside surface of above-mentioned body.

7, the visual somascope of miniature hand-held according to claim 1 is characterized in that: described body is pistol-shaped or cylindrical, the cuboid being convenient to grip.

8, the visual somascope of miniature hand-held according to claim 1, it is characterized in that: described signal transporting hose includes flexible insulated hose, flexible hose, Connection Block and connector; Flexible insulated hose is nested with outside flexible hose, and two ends are arranged with Connection Block and connector; Connection Block links to each other with body with the camera housing respectively with connector.

9, the visual somascope of miniature hand-held according to claim 8, it is characterized in that: above-mentioned connector is a plug-in type, so that with the dismounting of body with carry.