Appearance detects in a kind of endoscope of adjustable focus
Technical field
This utility model relates to the endoscope product field, and appearance detects in the endoscope that is specifically related to a kind of adjustable focus
Background technology
endoscope is an instrument relatively more commonly used in the current society, and it is mainly used in medical treatment and the industry, is usually used in medical detection, Minimally Invasive Surgery and overhaul of the equipments etc.And in daily medical treatment detection, Minimally Invasive Surgery and overhaul of the equipments, usually need focusing to regulate; For this reason; China's utility model patent publication number is: CN201373944; Name is called: in a kind of patent document of endoscope of new structure, disclose a kind of endoscope of new structure, it is made up of lens barrel, focalizer, mainboard, light source, endoscope head, lead, signaling interface, camera lens and photographic plate; Lens barrel onboard motherboard, mainboard are provided with circuit and components and parts; Lens barrel is disposed with endoscope head, light source, camera lens and photographic plate from the top to inside; The tail end of lens barrel is provided with focalizer; Lead passes focalizer and links to each other with signaling interface.
But in above-mentioned technical scheme, the shape of lens barrel is fixed, can't detect some complex environments
Summary of the invention
for overcoming above-mentioned defective, the purpose of this utility model promptly is a kind of endoscope's detection appearance of adjustable focus.
The purpose of this utility model realizes through following technical scheme:
Appearance detects in the endoscope of a kind of adjustable focus of this utility model, mainly comprises: camera assembly, the flexible pipe that can finalize the design and joystick;
Said camera assembly comprises: shooting part shell; And the camera lens, image device and the elasticity control piece that are arranged on shooting part enclosure; Said camera lens is fixedly installed on the front end of said shooting part shell; The rear end of said camera lens is movably set with image device, and the rear end of said shooting part shell and the front end of said flexible pipe fix, and said elasticity control piece is replaced between the front end of the rear end of image device and flexible pipe;
said joystick comprises: handle body and the control piece that is arranged on the handle body front end; Said control piece comprises: the flexible pipe fixture that joins with the rear end of flexible pipe; The outside of said flexible pipe fixture is arranged with the control piece protecgulum, and the inwall of said control piece protecgulum is through the cable connector that has been threaded, and said cable connector is connected to drag-line; Said drag-line passes the inner rear end of inserting image device of flexible pipe; The outside of said cable connector is arranged with the handle joint, and said handle joint is fixedly connected with handle body, and its outer wall is through the Spin Control cover that has been threaded; Said Spin Control cover is connected to the connection collar through the rotational fixation part, and the said connection collar and cable connector outer wall join.
are further, and said shooting part enclosure and image device joint are provided with the image device base, and said image device base matches with image device.
are further, and the front end of said shooting part shell is provided with lens protecting cap, is provided with eyeglass in the said lens protecting cap, and said eyeglass is arranged at the front end of camera lens.
are further, and the rear end of said shooting part shell is connected to shooting part shell bonnet, and said shooting part shell bonnet is through flexible pipe retainer ring and hose connection.
are further, and said elasticity control piece is a spring.
are further, and said rotational fixation part is a grub screw.
are further, and said image device is connected with external detection equipment through lead.
Improve as another kind of
, and said image device is connected with memorizer through lead, and said memorizer is connected with interface circuit, and said interface circuit is arranged on the handle body.
Flexible pipe in
this utility model can be crooked to a plurality of directions according to user's needs, can in complex environment, use, and the scope of application is extensive; And it is simple in structure, and is easy to operate, can simply realize focusing control, and low production cost is suitable for the popularization in market.
Description of drawings
In order to be easy to explanation, this utility model is done to describe in detail by following preferred embodiment and accompanying drawing
.
Fig. 1 is the overall structure sketch map of this utility model.
The specific embodiment
For the purpose, technical scheme and the advantage that make this utility model is clearer,, this utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation this utility model, and be not used in qualification this utility model.
See also Fig. 1, appearance detects in the endoscope of a kind of adjustable focus of this utility model, mainly comprises:
Camera assembly, the flexible pipe that can finalize the design and joystick;
Said camera assembly comprises: shooting part shell 4; And the camera lens 3, image device 5 and the elasticity control piece 7 that are arranged on shooting part shell 4 inside; Said camera lens 3 is fixedly installed on the front end of said shooting part shell 4; The rear end of said camera lens 3 is movably set with image device 5, and the rear end of said shooting part shell 4 and the front end of said flexible pipe 10 fix, and said elasticity control piece 7 is replaced between the front end of the rear end of image device 5 and flexible pipe 10;
said joystick comprises: handle body 19 and the control piece that is arranged on handle body 19 front ends; Said control piece comprises: the flexible pipe fixture 12 that joins with the rear end of flexible pipe 10; The outside of said flexible pipe fixture 12 is arranged with control piece protecgulum 13, and the inwall of said control piece protecgulum 13 is through the cable connector 14 that has been threaded, and said cable connector 14 is connected to drag-line 11; Said drag-line 11 passes the flexible pipe 10 inner rear ends of inserting image device 5; The outside of said cable connector 14 is arranged with handle joint 18, and said handle joint 18 is fixedly connected with handle body 19, and its outer wall is through the Spin Control cover 17 that has been threaded; Said Spin Control cover 17 is connected to through rotational fixation part 16 and connects the collar 15, and the said connection collar 15 joins with cable connector 14 outer walls.
are further, and said shooting part shell 4 inside are provided with image device base 6 with image device 5 joints, and said image device base 6 matches with image device 5; Wherein, image device base 6 matches with image device 5 through groove or lobe, makes the horizontal translation that image device 5 can not rotate.
are further, and the front end of said shooting part shell 4 is provided with lens protecting cap 1, is provided with eyeglass 2 in the said lens protecting cap 1, and said eyeglass 2 is arranged at the front end of camera lens 3.
are further; The rear end of said shooting part shell 4 is connected to shooting part shell bonnet 9; Said shooting part shell bonnet 9 is connected with flexible pipe 1 through flexible pipe retainer ring 8, makes flexible pipe 1 easily separate with camera assembly, is convenient to maintenance or replacing to camera assembly.
are further, and said elasticity control piece 7 is a spring.
are further, and said rotational fixation part 16 is a grub screw, and said grub screw can carry out relative to constant the rotating of horizontal displacement Spin Control cover 17 on the connection collar 15.
are further, and said image device 5 is connected with external detection equipment through lead.
Improve as another kind of
, and said image device 5 is connected with memorizer through lead, and said memorizer is connected with interface circuit, and said interface circuit is arranged on the handle body.
The work process of this utility model is specially:
Regulate the shape of flexible pipe earlier according to user's demand, detect again;
In the time in detection, need carrying out focusing and adjust; Twisting Spin Control cover 17, Spin Control cover 17 are rotated with respect to handle joint 18, rotate thereby drive cable connector 14; Control piece protecgulum 13 travels forward with respect to cable connector 14 under threaded function; Drag-line 11 is tightened up, thereby image device 5 is moved backward, and the image that image device 5 collects dwindles;
oppositely twist Spin Control cover 17 when needs carry out zoom, control piece protecgulum 13 moves with respect to cable connector 14 backward; Drag-line 11 loosens; Under the effect of elasticity control piece 7, image device 5 moves forward, the zoom that image device 5 collects.
The above is merely the preferred embodiment of this utility model, not in order to restriction this utility model, any modification of being done within all spirit at this utility model and the principle, is equal to and replaces and improvement etc., all should be included within the protection domain of this utility model