WO2021073619A1 - 内窥镜摄像头和内窥镜摄像系统 - Google Patents

内窥镜摄像头和内窥镜摄像系统 Download PDF

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Publication number
WO2021073619A1
WO2021073619A1 PCT/CN2020/121638 CN2020121638W WO2021073619A1 WO 2021073619 A1 WO2021073619 A1 WO 2021073619A1 CN 2020121638 W CN2020121638 W CN 2020121638W WO 2021073619 A1 WO2021073619 A1 WO 2021073619A1
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WO
WIPO (PCT)
Prior art keywords
adjusting
housing
lens barrel
hole
optical
Prior art date
Application number
PCT/CN2020/121638
Other languages
English (en)
French (fr)
Inventor
曾强
Original Assignee
深圳迈瑞生物医疗电子股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳迈瑞生物医疗电子股份有限公司 filed Critical 深圳迈瑞生物医疗电子股份有限公司
Priority to EP20876707.9A priority Critical patent/EP4046565A4/en
Priority to CN202080072819.2A priority patent/CN114554938A/zh
Publication of WO2021073619A1 publication Critical patent/WO2021073619A1/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A61B1/042—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by a proximal camera, e.g. a CCD camera
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00064—Constructional details of the endoscope body
    • A61B1/0011—Manufacturing of endoscope parts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00188—Optical arrangements with focusing or zooming features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details
    • G02B23/2453—Optical details of the proximal end
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2476—Non-optical details, e.g. housings, mountings, supports
    • G02B23/2484—Arrangements in relation to a camera or imaging device
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00195—Optical arrangements with eyepieces
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A61B1/043—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances for fluorescence imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A61B1/046—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances for infrared imaging

Definitions

  • This application relates to in-vivo diagnostic equipment, and in particular to an endoscopic camera and an endoscopic camera system.
  • Rigid tube endoscope mainly used for the diagnosis and/or treatment of lesions in the superficial and superficial parts of the human body and the oral cavity through puncture, such as cystoscope and hysteroscope. Rigid tube endoscope cannot be bent during operation .
  • the rigid tube endoscope mainly includes a camera, a light source, a light guide, a rigid tube endoscope, an optical bayonet, a camera host and a display.
  • the camera includes components such as optical modules and chip modules.
  • the components in the camera need to be aligned and installed along the optical axis. Each component itself has processing errors, and there are installation errors between components. Therefore, reducing alignment errors is important to ensure optical imaging. factor.
  • there are many components and connection relationships in the camera and the calculation of the dimensional chain is too long, which makes it difficult to ensure the alignment accuracy, and thus it is difficult to ensure the optical imaging quality of the camera.
  • An embodiment provides an endoscope camera, including:
  • a handle the handle has an accommodating cavity, and one end of the handle has an opening communicating with the accommodating cavity;
  • a chip module the chip module includes a housing and a chip assembly, the housing is installed in the accommodating cavity of the handle, the chip assembly is installed in the housing, and the housing has a light inlet , The light inlet end is provided with a light inlet, and the chip assembly is used to convert an optical signal into an electrical signal;
  • optical module the optical module is connected to the chip module, the optical module includes a lens barrel, a fixed optical component and an adjustable optical component, the fixed optical component is installed on the lens barrel away from the chip At one end of the module, the adjustable optical component is axially movably installed in the lens barrel;
  • the hand wheel is rotatably sleeved on the lens barrel, and is connected with the adjustable optical component through a connecting piece, and the hand wheel is used to adjust the axial position of the adjustable optical component.
  • one end of the lens barrel is connected to the light inlet end of the housing.
  • the light inlet end of the housing is provided with a mounting seat
  • the mounting seat has a mounting hole
  • one end of the lens barrel is inserted into the mounting hole of the mounting seat, and the lens barrel Axially aligned with the light inlet.
  • the mounting hole of the mounting seat is provided with a first connecting portion
  • the end of the lens barrel is provided with a second connecting portion
  • the first connecting portion is connected with the second connecting portion
  • the first connection part is an internal thread
  • the second connection part is an external thread
  • the first connection part is a clamping groove
  • the second connection part is a buckle
  • the mounting hole of the mounting seat is further provided with a first positioning portion axially side by side with the first connecting portion, and one end of the lens barrel is provided with a first positioning portion axially aligned with the second connecting portion.
  • the second positioning parts are arranged side by side, and the first positioning parts are restricted on the second positioning parts.
  • the first positioning portion is a plurality of axial protrusions
  • the second positioning portion is an annular surface; or the first positioning portion is an annular surface, and the second positioning portion is a plurality of Axial convexity.
  • the mounting seat is provided with a locking hole, and a locking screw is installed in the locking hole, and the locking screw locks one end of the lens barrel in the mounting seat.
  • the lens barrel of the optical module and the shell of the chip module are an integrated structure.
  • the opening of the handle near the end of the hand wheel is covered with a front cover
  • the front cover has a through hole
  • the lens barrel is inserted in the through hole of the front cover
  • the housing is connected with the front cover, and the front cover is used to install the chip module and the optical module in the accommodating cavity of the handle.
  • the lens barrel is provided with a limiting portion, and the limiting portion is used for limiting the axial position of the lens barrel.
  • the limiting portion is stuck between the front cover and the mounting seat.
  • the limiting portion is an annular protrusion, or a plurality of radial protrusions arranged on the same circumference.
  • the endoscope camera further includes a fixed bracket, the fixed bracket is located in the accommodating cavity of the handle, one end of the fixed bracket is connected to the front cover, and the other end is connected to the chip module The shell connection.
  • the fixed bracket is an L-shaped structure, and the fixed bracket includes a long arm and a short arm that are perpendicular to each other, the long arm abuts on the mounting seat and the housing, and the long arm is connected to the The shell is connected, and the short arm abuts on the front cover and is connected with the front cover.
  • the long arm and the short arm of the fixing bracket are respectively fixed to the housing and the front cover by screws.
  • the fixed bracket connected with the grounding cable is a grounding bracket, and the end of the long arm of the grounding bracket extends to the axial end of the housing.
  • an endoscopic camera including:
  • a handle the handle has an accommodating cavity, and one end of the handle has an opening communicating with the accommodating cavity;
  • a chip module the chip module is installed in the accommodating cavity of the handle, and the chip module is used to convert an optical signal into an electrical signal;
  • optical module the optical module is directly connected to the chip module, and the optical module is exposed in the opening of the handle in whole or in part;
  • a hand wheel which is rotatably sleeved on the optical module.
  • the chip module is provided with a mounting seat, the mounting seat has a mounting hole, and one end of the optical module is inserted into the mounting hole of the mounting seat.
  • the mounting hole of the mounting seat is provided with a first connecting portion
  • the end of the optical module is provided with a second connecting portion
  • the first connecting portion is connected to the second connecting portion
  • the mounting hole of the mounting seat is further provided with a first positioning portion axially side by side with the first connecting portion, and one end of the optical module is provided with a shaft with the second connecting portion. To the second positioning portions side by side, the first positioning portion is restricted on the second positioning portion.
  • an endoscopic camera including:
  • a handle the handle has an accommodating cavity, and one end of the handle has an opening communicating with the accommodating cavity;
  • a chip module the chip module includes a housing and a chip assembly, the housing is installed in the accommodating cavity of the handle, the chip assembly is installed in the housing, the housing has a light inlet, so The optical input end is provided with an optical input port, and the chip assembly is used to convert an optical signal into an electrical signal;
  • the optical module includes a lens barrel and an optical component, one end of the lens barrel is connected with the light inlet end of the housing, and the optical component is installed in the lens barrel.
  • the housing is provided with a mounting seat, the mounting seat has a mounting hole, and one end of the lens barrel is inserted into the mounting hole of the mounting seat.
  • the mounting hole of the mounting seat is provided with a first connecting portion
  • the end of the lens barrel is provided with a second connecting portion
  • the first connecting portion is connected with the second connecting portion
  • the mounting hole of the mounting seat is further provided with a first positioning portion axially side by side with the first connecting portion, and one end of the lens barrel is provided with a first positioning portion axially aligned with the second connecting portion.
  • the second positioning parts are arranged side by side, and the first positioning parts are restricted on the second positioning parts.
  • the chip module further includes an adjusting member disposed on the housing, and the adjusting member is used for radially adjusting the chip assembly.
  • the adjusting member includes an adjusting rod
  • the housing and/or the lens barrel is provided with an adjusting hole
  • the adjusting rod is inserted in the adjusting hole
  • the adjusting rod is used for Adjust and fix the radial position of the chip assembly and/or optical assembly.
  • the light inlet end of the housing is provided with a first connecting portion
  • the light outlet end of the lens barrel is provided with a second connecting portion
  • the first connecting portion is provided with a first adjusting hole
  • the second connecting part is provided with a second adjusting hole
  • the adjusting rod is arranged in the first adjusting hole and the second adjusting hole, and the adjusting rod is used to fix the first connecting part and the second connecting part
  • the inner diameter of the first adjustment hole is adapted to the outer diameter of the adjustment rod, and the inner diameter of the second adjustment hole is larger than the outer diameter of the adjustment rod; or, the inner diameter of the second adjustment hole is the same as the
  • the outer diameter of the adjusting rod is adapted, and the inner diameter of the first adjusting hole is greater than the outer diameter of the adjusting rod; or the inner diameters of the two adjusting holes are both greater than the outer diameter of the adjusting rod.
  • the light inlet end of the housing is provided with an adjusting seat; the adjusting seat is provided with a first connecting portion, and the light emitting end of the lens barrel is provided with a second connecting portion; the first connecting portion A first adjusting hole is provided, and a second adjusting hole is provided on the second connecting portion; the adjusting rod is arranged in the first adjusting hole and the second adjusting hole, and the adjusting rod is used to fix the first adjusting hole.
  • the inner diameter of the two adjusting holes is adapted to the outer diameter of the adjusting rod, and the inner diameter of the first adjusting hole is greater than the outer diameter of the adjusting rod; or the inner diameters of the two adjusting holes are both greater than the outer diameter of the adjusting rod.
  • the light inlet end of the housing is provided with a mounting hole, and one end of the adjusting seat is axially adjustable and mounted in the mounting hole of the housing.
  • a fixing screw is provided on the housing, and the fixing screw fixes one end of the adjusting seat to the housing.
  • a front cover is installed at the opening of the accommodating cavity of the handle, a through hole is provided in the middle of the front cover, and the lens barrel is inserted into the through hole of the front cover;
  • the axial inner side of the front cover is provided with screw holes, the adjusting rod is a screw rod or a screw, and the adjusting rod is connected in the screw hole of the front cover.
  • the light inlet end of the housing is provided with an adjusting seat and a mounting hole, and one end of the adjusting seat is installed in the mounting hole of the housing; the outer diameter of one end of the adjusting seat is smaller than that of the housing.
  • the inner diameter of the mounting hole of the housing at least three adjustment holes are provided on a circumference of the light entrance end of the housing, and one adjustment rod is installed on each adjustment hole.
  • the adjustment hole is a threaded hole
  • the adjustment rod is a screw or a screw
  • the end of the adjustment rod passes through the adjustment hole and abuts against one end of the adjustment seat.
  • a gasket is provided between the end of the adjusting rod and the adjusting seat.
  • the optical module further includes an adjusting member disposed on the lens barrel, and the adjusting member is used for radially adjusting the optical assembly.
  • the adjusting member includes an adjusting rod
  • the housing and/or the lens barrel is provided with an adjusting hole
  • the adjusting rod is inserted in the adjusting hole
  • the adjusting rod is used for Adjust and fix the radial position of the chip assembly and/or optical assembly.
  • the light inlet end of the housing is provided with a first connecting portion
  • the light outlet end of the lens barrel is provided with a second connecting portion
  • the first connecting portion is provided with a first adjusting hole
  • the second connecting part is provided with a second adjusting hole
  • the adjusting rod is arranged in the first adjusting hole and the second adjusting hole, and the adjusting rod is used to fix the first connecting part and the second connecting part
  • the inner diameter of the first adjustment hole is adapted to the outer diameter of the adjustment rod, and the inner diameter of the second adjustment hole is larger than the outer diameter of the adjustment rod; or, the inner diameter of the second adjustment hole is the same as the
  • the outer diameter of the adjusting rod is adapted, and the inner diameter of the first adjusting hole is greater than the outer diameter of the adjusting rod; or the inner diameters of the two adjusting holes are both greater than the outer diameter of the adjusting rod.
  • the light exit end of the lens barrel is provided with an adjusting seat; the adjusting seat is provided with a first connecting portion, and the light entering end of the housing is provided with a second connecting portion; the first connection A first adjusting hole is provided on the circumference of the portion, and a second adjusting hole is provided on the second connecting portion; the inner diameter of one of the first adjusting hole and the second adjusting hole and the outer diameter of the adjusting rod.
  • the inner diameter of the other adjusting hole is larger than the outer diameter of the adjusting rod, or the inner diameters of both adjusting holes are greater than the outer diameter of the adjusting rod; the adjusting rod is arranged in the first adjusting hole and the second adjusting rod. In the adjusting hole, the adjusting rod is used to fix the first connecting portion and the second connecting portion.
  • a front cover is installed at the opening of the accommodating cavity of the handle, a through hole is provided in the middle of the front cover, and the lens barrel is inserted into the through hole of the front cover;
  • the axial inner side of the front cover is provided with screw holes, the adjusting rod is a screw rod or a screw, and the adjusting rod is connected in the screw hole of the front cover.
  • the outer diameter of the optical component is smaller than the inner diameter of the lens barrel, and at least three adjustment holes are provided on a circumference of the lens barrel, and each adjustment hole is provided with one adjustment hole.
  • the adjusting hole is a threaded hole
  • the adjusting rod is a screw or a screw
  • the end of the adjusting rod passes through the adjusting hole and abuts against the optical component.
  • the optical assembly includes a lens holder and a lens group
  • the lens holder is a cylindrical structure
  • the lens group is installed in the lens holder
  • the end of the adjusting rod abuts against the On the outer circumferential surface of the lens holder.
  • a gasket is provided between the end of the adjusting rod and the outer circumferential surface of the lens holder.
  • An embodiment provides an endoscopic camera, which includes:
  • a handle the handle has an accommodating cavity, and one end of the handle has an opening communicating with the accommodating cavity;
  • a chip module the chip module includes a housing and a chip assembly, the housing is installed in the accommodating cavity of the handle, the chip assembly is installed in the housing, and the housing has a light inlet , The light inlet end is provided with a light inlet, and the chip assembly is used to convert an optical signal into an electrical signal;
  • the optical module includes a lens barrel and an optical assembly, the optical assembly is installed in the lens barrel, the lens barrel has a light output end, the light output end of the lens barrel and the housing Into the light end connection;
  • One end of the housing facing the lens barrel is provided with a mounting hole, one end of the lens barrel is arranged in the mounting hole of the housing, and there is a radial adjustment mounting hole between the housing and the lens barrel. gap.
  • the housing and the lens barrel are fixed by glue or screw.
  • the housing is provided with a threaded hole
  • the screw is fixed on the threaded hole of the housing, the end of the screw abuts on the outer circumferential surface of the lens barrel, and A gasket is provided between the end of the screw and the outer circumferential surface of the lens barrel.
  • An embodiment provides an endoscopic camera, which is characterized in that it includes:
  • a handle the handle has an accommodating cavity, and one end of the handle has an opening communicating with the accommodating cavity;
  • a chip module the chip module includes a housing and a chip assembly, the housing is installed in the accommodating cavity of the handle, the chip assembly is installed in the housing, and the housing has a light inlet , The light inlet end is provided with a light inlet, and the chip assembly is used to convert an optical signal into an electrical signal;
  • the optical module includes a lens barrel and an optical assembly, the optical assembly is installed in the lens barrel, the lens barrel has a light output end, the light output end of the lens barrel and the housing Into the light end connection;
  • An end of the housing facing the lens barrel is provided with a mounting portion, the mounting portion of the housing is arranged in the lens barrel, and a radial adjustment installation is provided between the mounting portion of the housing and the lens barrel Clearance.
  • the mounting portion of the housing and the lens barrel are fixed by glue or screw.
  • the lens barrel is provided with a threaded hole
  • the screw is fixed on the threaded hole of the lens barrel, the end of the screw abuts against the mounting part of the housing, and the A gasket is provided between the end of the screw and the mounting part of the housing.
  • an endoscopic camera system which includes a light source, a light guide, an endoscope, an optical bayonet, a communication cable, a camera host, a display, a video cable, and the aforementioned endoscopic camera,
  • the light source is connected to the endoscope through the light guide, one end of the endoscope camera is connected to the endoscope through the optical bayonet, and the other end of the endoscope camera passes through the endoscope.
  • a communication cable is connected to the camera host, and the camera host is connected to the display through the video connection cable.
  • the optical module and the chip module are directly connected, there are no other parts between the optical module and the chip module, the calculation of the size chain is shorter, and the processing is reduced.
  • the optical module is directly connected to the chip module, which reduces the axial size of the entire endoscopic camera and realizes the miniaturization of the endoscopic camera.
  • Fig. 1 is a schematic structural diagram of an endoscopic camera system in an embodiment
  • Figure 2 is a cross-sectional view of an endoscope camera in an embodiment
  • Figure 3 is a cross-sectional view of an adjustable optical component in an embodiment
  • FIG. 5 is a cross-sectional view of the connection between the chip module and the optical module in an embodiment
  • Figure 6 is an exploded schematic diagram of a chip module and an optical module in an embodiment
  • Figure 7 is a cross-sectional view of an endoscope camera in an embodiment
  • Figure 8 is a cross-sectional view of an endoscope camera in an embodiment
  • FIG. 9 is a schematic diagram of the structure of an endoscope camera in an embodiment
  • Figure 10 is an axial cross-sectional view of an endoscope camera in an embodiment
  • Figure 11 is an exploded schematic diagram of a chip module in an embodiment
  • FIG. 12 is a schematic diagram of the structure of a chip module in an embodiment
  • Figure 13 is a partial enlarged view of A in Figure 10;
  • Figure 14 is an axial cross-sectional view of an endoscope camera in an embodiment
  • Figure 15 is a schematic view of the structure of the bracket in an embodiment
  • Figure 16 is an axial cross-sectional view of the chip module in an embodiment
  • Figure 17 is a radial cross-sectional view of the chip module in an embodiment
  • Figure 18 is an axial cross-sectional view of an optical module in an embodiment
  • Figure 19 is a radial cross-sectional view of an optical module in an embodiment
  • Figure 20 is an axial cross-sectional view of an endoscope camera in an embodiment
  • Figure 21 is a radial cross-sectional view of an endoscope camera in an embodiment
  • Figure 22 is an axial cross-sectional view of an endoscope camera in an embodiment
  • Figure 23 is a radial cross-sectional view of an endoscope camera in an embodiment.
  • connection and “connection” mentioned in this application include direct and indirect connection (connection) unless otherwise specified.
  • an embodiment provides an endoscopic camera system 1000.
  • the endoscopic camera system 1000 includes a light source 10, a light guide 20, a rigid tube endoscope 30, an optical bayonet 40, and an endoscope
  • the camera host 60 is connected to the endoscope camera 50 through a communication cable 81, and the image signal obtained by the endoscope camera 50 is transmitted to the camera host 60 through the communication cable 81 for processing.
  • the communication cable 81 may be an optical communication cable, such as an optical fiber; the endoscope camera 50 converts an image signal (electric signal) into an optical signal, which is transmitted to the camera host 60 by the communication cable 81, and the camera The host 60 then converts the optical signal into an electrical signal.
  • the camera host 60 is connected to the display 70 through a video connection line 82, and is used to send a video signal to the display 70 for display.
  • FIG. 1 is only an example of the endoscopic camera system 1000, and does not constitute a limitation on the endoscopic camera system 1000.
  • the endoscopic camera system 1000 may include more or Fewer components, or a combination of certain components, or different components, for example, the endoscopic camera system 1000 may also include a dilator, a smoke control device, an input/output device, a network access device, and the like.
  • the light source 10 is used to provide an illuminating light source for the part to be observed 100.
  • the illuminating light source includes a visible light illuminating light source and a laser illuminating light source corresponding to a fluorescent reagent (for example, near-infrared light).
  • the light source 10 includes, but is not limited to, a laser light source, an LED light source or a laser diode.
  • the light source 10 includes a visible light source and a laser light source corresponding to a fluorescent reagent.
  • the visible light source is an LED light source.
  • the visible light source can respectively provide multiple monochromatic lights in different wavelength ranges, such as blue light, green light, red light, and so on.
  • the visible light source may also provide a combined light of the plurality of monochromatic lights, or a wide-spectrum white light source.
  • the wavelength range of the monochromatic light is approximately 400 nm to 700 nm.
  • the laser light source is used to generate laser light.
  • the laser is, for example, near infrared light (Near Infrared; NIR).
  • the peak wavelength of the laser light takes at least one value in the range of 780 nm or 808 nm.
  • the light source 10 can provide continuous visible light and laser light corresponding to the fluorescent reagent to the site to be observed at the same time, the collection efficiency of the visible light image signal and the fluorescent image signal reflected by the site to be observed 100 by the camera 50 is improved.
  • a contrast agent such as indocyanine green (ICG)
  • ICG indocyanine green
  • the site to be observed 100 includes, but is not limited to, blood circulatory system, lymphatic system, and tumor tissue.
  • ICG is commonly known as indigocyanine green, diagnostic green needles, and indocyanine green.
  • It is a contrast agent commonly used in clinical diagnosis of cardiovascular diseases and is widely used in choroidal and retinal vascular imaging.
  • an endoscopic camera 50 is provided. This application takes a rigid tube endoscopic camera as an example for description. The endoscopic camera can also be applied to a soft scope.
  • the endoscopic camera of this embodiment includes a handle 1, a chip module 2, an optical module 3, and a hand wheel 4.
  • the handle 1 has the functions of accommodating components and holding.
  • the handle 1 has an accommodating cavity 11, both ends of the handle 1 have openings communicating with the accommodating cavity 11, and the openings at both ends of the handle 1 are used to connect the first bus 81 and Optical module 3.
  • the handle 1 is equipped with a chip module 2 and a button assembly 12 is also installed on the handle 1.
  • the button assembly 12 is connected to the chip module 2 through a cable. The doctor can hold the handle 1 and control the imaging detection of the endoscopic camera through the button assembly 12.
  • the end of the handle 1 close to the handwheel 4 is provided with a front cover 5, the front cover 5 has a through hole, the front cover 5 is installed on the opening of the handle 1, and the front cover 5 is used to install the chip module 2 and the optical module 3 on the In the accommodating cavity 11 of the handle 1.
  • the chip module 2 includes a housing 21 and a chip assembly 22.
  • the chip assembly 22 is installed in the housing 21.
  • the chip assembly 22 includes components such as a sensor and a processor.
  • the sensor is an optical sensor, and the sensor is used to convert light signals into electrical signals.
  • the sensor is used to amplify and filter the electrical signal output by the sensor, and the processor transmits the processed electrical signal to the host 60 through the first bus 81 for further processing.
  • One end of the housing 21 is the light inlet, and the light inlet has a light inlet 211.
  • the sensor of the chip assembly 22 is aligned with the light inlet 211.
  • the housing 21 is also provided with a wire hole, and the first bus 81 can pass through the housing.
  • the wire hole of the body 21 extends into the housing 21 to be connected to the processor.
  • the optical module 3 includes a lens barrel 31, a fixed optical assembly 32, and an adjustable optical assembly 33.
  • the fixed optical assembly 32 is fixedly installed at one end of the lens barrel 31, and the adjustable optical assembly 33 is axially movably installed in the lens barrel 31.
  • the adjustable optical assembly 33 can move relative to the fixed optical assembly 32 to adjust the imaging focal length.
  • the fixed optical component 32 includes a fixed lens seat 321 and a fixed lens component 322.
  • the fixed lens seat 321 is fixed in the lens barrel 31 by a threaded connection.
  • the fixed lens seat 321 has a ring structure, and the fixed lens seat 321 is a tube.
  • the fixed lens assembly 322 includes two optical lenses. The two optical lenses are fixedly installed in the mounting holes in the two optical lenses, and the two axial mirrors of the fixed lens assembly 322 are connected to the fixed lenses. The two end surfaces of the seat 321 are flush.
  • the adjustable optical assembly 33 includes an adjustable lens seat 331 and an adjustable lens assembly 332.
  • the adjustable lens seat 331 is slidably installed in the lens barrel 31.
  • the adjustable lens seat 331 is a cylindrical structure with A mounting hole coaxial with the fixed lens holder 321 and the lens barrel 31.
  • the adjustable lens assembly 332 includes a first adjustable lens 3321, a second adjustable lens 3322 and a third adjustable lens 3323, a first spacer 3324 and a second spacer 3325, the first adjustable lens 3321, the second adjustable lens
  • the lens 3322 and the third adjustable lens 3323 are installed in the lens barrel 31 away from the fixed optical assembly 32 in turn.
  • the first spacer 3324 is installed between the first adjustable lens 3321 and the second adjustable lens 3322.
  • the second spacer 3325 is installed between the second adjustable lens 3322 and the third adjustable lens 3323.
  • the first tunable lens 3321 has a concave surface in the middle of the incident surface facing the fixed optical component 32.
  • the exit surface of the first tunable lens 3321 is convex.
  • the first tunable lens 3321 is used to convert the incident parallel light into diffused light and emit it. .
  • the incident surface of the second adjustable lens 3322 facing the first adjustable lens 3321 is a flat surface, the exit surface of the second adjustable lens 3322 is a convex surface, and the second adjustable lens 3322 is used to convert diffused light into parallel light.
  • the third adjustable lens 3323 is a cemented lens used to eliminate chromatic aberration.
  • the cemented lens is also called an achromatic lens, which is formed by cementing two single lenses.
  • the performance of imaging in polychromatic (white light) is much higher than that of a single lens.
  • the achromatic lens consists of two lenses of different materials glued together to correct the dispersion of the glass.
  • the cemented lens is an achromatic lens formed by bonding a low-dispersion crown glass positive lens and a high-dispersion flint glass negative lens.
  • the three wavelengths of blue (486.1nm), green (546.1nm) and red (656.3nm) were optimized for different values of dispersion and lens shape to achieve the smallest chromatic aberration.
  • the light inlet end of the housing 21 of the chip module 2 is installed with a mounting seat 23 protruding from the light inlet 211.
  • the mounting seat 23 is fixed to the housing 21 by means of screws or threaded connections.
  • the mounting seat 23 is connected to the housing 21. It can also be a one-piece structure.
  • the mounting seat 23 is provided with a mounting hole, and the mounting hole of the mounting seat 23 is aligned with the light inlet 211 of the housing 21.
  • a first connecting portion 231 is provided in the mounting hole of the mounting seat 23, a second connecting portion 311 is provided on the outer circumference of the end of the lens barrel 31, and the end of the lens barrel 31 is inserted into the mounting seat 23 through the through hole of the front cover 5 Inside the mounting hole, the first connecting portion 231 and the second connecting portion 311 are connected.
  • the first connecting portion 231 is an internal thread
  • the second connecting portion 311 is an external thread
  • the lens barrel 31 and the mounting seat 23 are connected by a thread.
  • the first connecting portion 231 is a slot
  • the second connecting portion 311 is a buckle, and the buckle is snapped into the slot by elastic deformation to form a fixed connection; or the first connection
  • the portion 231 is a buckle
  • the second connecting portion 311 is a slot, which can also achieve the snap connection between the lens barrel 31 and the mounting seat 23.
  • the mounting hole of the mounting seat 23 is further provided with a first positioning portion 232, the first positioning portion 232 and the first connecting portion 231 are axially arranged side by side, and the first positioning portion 232 is located outside the mounting direction of the mounting hole ,
  • the first connecting portion 231 is located on the inner side of the mounting direction of the mounting hole.
  • the lens barrel 31 is provided with a second positioning portion 312 corresponding to the first positioning portion 232, the first positioning portion 232 abuts on the second positioning portion 312, and the mounting seat 23 restricts the position of the lens barrel 31 by the second positioning portion 312 The radial position facilitates the alignment of the lens barrel 31 with the light inlet 211.
  • the first positioning portion 232 is three axial projections, the three axial projections are evenly distributed on the inner wall of the mounting hole of the mounting seat 23, and the three axial projections form a three-claw limiting structure.
  • the second positioning portion 312 is an annular surface, three axial protrusions are clamped on the annular surface of the lens barrel 31, and the three axial protrusions are used to limit the radial position of the lens barrel 31.
  • the arrangement of three axial protrusions replaces the limit between the surface and the surface, and reduces the processing difficulty and processing cost of the first positioning portion 232. It is only necessary to ensure that a number of axial protrusions are in contact with the annular surface of the lens barrel 31. The accuracy of the positioning surface is sufficient.
  • the first positioning portion 232 is an annular surface
  • the second positioning portion 312 is a plurality of axial protrusions; or the first positioning portion 232 is a plurality of axial protrusions, and the second positioning portion 312 is an annular surface.
  • the protrusions can also be used for pin positioning of the lens barrel 31, and the axial protrusions can also be set to 2 or 4 in other numbers.
  • the light entrance end of the housing 21 is also provided with a filter, the filter is installed on the outside of the light entrance through a bracket, and the end of the lens barrel 31 connected with the housing 21 is provided with an enlarged inner cavity.
  • the housing 21 filters the light.
  • the sheet is located in the enlarged inner cavity at the end of the lens barrel 31.
  • the hand wheel 4 is rotatably sleeved on the lens barrel 31.
  • the lens barrel 31 is provided with a spiral groove.
  • the hand wheel 4 is connected to the adjustable optical assembly 33 in the lens barrel 31 through a connector such as a pin.
  • the pin penetrates the lens barrel 31.
  • the optical module 3 is directly connected to the chip module 2, the end of the lens barrel 31 of the optical module 3 is directly connected to the light inlet end of the housing 21 of the chip module 2, and the optical module 3 is directly connected to the chip module.
  • the optical module 3 It is directly connected to the chip module 2 and a part of the optical module 3 is inserted into the handle 1 to reduce the axial size of the entire endoscopic camera 50 and realize the miniaturization of the endoscopic camera.
  • the direct connection in this embodiment means that there are no components outside the respective components of the optical module 3 and the chip module 2 between the optical module 3 and the chip module 2, such as between the optical module 3 and the chip module 2. There is no front cover 5.
  • the connection between any component on the optical module 3 and any component on the chip module 2 is a direct connection.
  • the lens barrel 31 is further provided with a limiting portion 313, which is close to and protrudes from the second positioning portion 312, and the second positioning portion 312 is located between the second connecting portion 311 and the limiting portion 313.
  • the limiting portion 313 is an annular protrusion, and the end surface of the mounting seat 23 away from the light inlet 211 abuts on the axial side surface of the limiting portion 313, and the limiting portion 313 is used to position the lens barrel 31 to be inserted into the depth position of the mounting seat 23 Therefore, the limiting portion 313 can be used to position the optical path size of the optical module 3 and the chip module 2.
  • the limiting portion 313 is located in the accommodating cavity of the handle 1, the inner side surface of the front cover 5 abuts on the axial side surface of the limiting portion 313 of the lens barrel 31, and the front cover 5 acts as an axial limiting function, and the optical
  • the end of the module 3 is positioned in the accommodating cavity 11 of the handle 1.
  • the limiting portion 313 is a plurality of radial protrusions, and the plurality of radial protrusions are evenly distributed on an outer circumference of the lens barrel 31, and the plurality of radial protrusions can also play a limiting role. .
  • the mounting seat 23 is provided with a locking hole, and a locking screw 233 is installed in the locking hole.
  • the end of the locking screw 233 extends to the inside of the mounting seat 23 and abuts against the lens barrel 31, and the lock
  • the tightening screw 233 presses the end of the lens barrel 31 into the mounting seat 23 to prevent loosening between the lens barrel 31 and the mounting seat 23.
  • one end of the lens barrel 31 is inserted into the mounting seat 23 of the housing 2 and fixed by means such as bonding.
  • the lens barrel 31 and the housing 2 are an integrated structure, and the lens barrel 31 and the housing 2 are integrally processed.
  • the lens barrel 31 can also be sleeved on the mounting seat 23 of the housing 2, and the mounting seat 23 is provided with a cylindrical surface adapted to the inner surface of the lens barrel 31.
  • the end of the lens barrel 31 away from the fixed optical component 32 is enlarged and arranged, and the enlarged end of the lens barrel 31 is sleeved on the light-inlet end of the housing 2.
  • the outer wall of the light entrance end of the housing 2 is provided with a corresponding external thread and a positioning ring.
  • the light entrance end of the housing 2 is mounted to the lens barrel 31 through a threaded connection. It also realizes the direct and precise connection of the optical module 3 and the chip module 2 through the positioning bar and the positioning ring for installation and positioning.
  • the end surface of the light entrance end of the housing 2 is provided with a groove
  • the side wall of the groove is provided with threads
  • the end of the lens barrel 31 away from the fixed optical component 32 is provided with a corresponding external thread or internal thread.
  • One end of 31 is inserted into the groove of the housing 2, which also realizes the direct and precise connection between the optical module 3 and the chip module 2.
  • the endoscopic camera 50 further includes a fixing bracket 6, which is located in the accommodating cavity of the handle 1 as a whole, and the fixing bracket 6 is used to fix the chip module 2 on the front cover. 5, the chip module 2 has a square structure, and the chip module 2 is suspended in the accommodating cavity of the handle 1.
  • the fixed bracket 6 is an L-shaped bracket, which is formed by bending a plate.
  • the fixed bracket 6 includes a long arm and a short arm.
  • the short arm of the fixed bracket 6 is pressed against the front cover 5, and the long arm of the fixed bracket 6 is pressed against
  • On the mounting seat 23 and the housing 21, the short arm and the long arm of the fixing bracket 6 are fixed on the front cover 5 and the housing 21 by screws, respectively, and the fixing bracket 6 plays a role of connecting and fixing, fixing the housing 21 on the front cover 5 on.
  • the two fixing brackets 6 are installed at the upper and lower ends of the casing 21, and the two fixing brackets 6 jointly fix the casing 21 on the front cover 5.
  • the fixing bracket 6 has an L-shaped structure, and the fixing bracket 6 can be attached to the surface of the front cover 5 and the housing 21, making the overall structure more compact, occupying a small space, and facilitating the miniaturization of the handle 1.
  • the fixing bracket 6 located below is a grounding bracket 7, and the grounding bracket 7 has the function of fixing the chip module 2 and also has the function of preventing static electricity.
  • the grounding bracket 7 is connected to the grounding cable 8.
  • One end of the grounding cable 8 is connected to the long arm of the grounding bracket 7 by a screw, and the other end extends into the communication cable 81.
  • the grounding bracket 7 can touch the endoscope camera 50
  • the static electricity is discharged from the ground cable 8 to prevent static electricity from entering the chip assembly 2 and protect the components in the chip assembly 2.
  • the end of the long arm of the grounding bracket 7 extends to the end of the casing 21, the grounding bracket 7 has a long long arm, and the grounding bracket 7 is in contact with the front cover 5, the mounting seat 23 and the casing 21 at the same time, and the grounding bracket 7 has more
  • the large contact area allows the static electricity contacted by the endoscope camera 50 during use to be basically transmitted to the grounding bracket 7 and then discharged from the grounding cable 8.
  • the fixing brackets 6 may also include four, and the four fixing brackets 6 are respectively installed on the four faces of the chip module 2.
  • an endoscopic camera 50 is provided.
  • the optical module of the endoscopic camera in this embodiment cannot adjust the focal length, and all optical lenses are fixedly installed. It is specifically embodied as: the adjustable lens holder 331 is fixedly connected to the lens barrel 31.
  • the handle 1 has the functions of accommodating components and holding.
  • the handle 1 has an accommodating cavity 11, both ends of the handle 1 have openings communicating with the accommodating cavity 11, and the openings at both ends of the handle 1 are respectively used for connection Communication cable 81 and optical module 3.
  • the handle 1 is equipped with a chip module 2 and a button assembly 12 is also installed on the handle 1.
  • the button assembly 12 is connected to the chip module 2 through a cable. The doctor can hold the handle 1 and control the imaging detection of the endoscopic camera through the button assembly 12.
  • the chip module 2 includes components such as a sensor and a processor.
  • the chip module 2 is used to convert optical signals into electrical signals, process the electrical signals, and transmit them to the camera host 60 through the communication cable 81 for imaging.
  • One end of the optical module 3 is directly inserted into the accommodating cavity 11 of the handle 1 and connected to the chip module 2.
  • One end of the optical module 3 can also be connected to the chip module 2 through the front cover, and the whole of the optical module 3 is located outside the accommodating cavity 11 of the handle 1.
  • the optical module 3 includes a lens barrel 31, a fixed optical assembly 32, an adjustable optical assembly 33, and an anti-collision terminal 34.
  • One end of the lens barrel 31 is directly installed on the opening of the handle 1 away from the end of the communication cable 81 through the front cover or directly.
  • the other end of the barrel 31 is connected to the optical bayonet 40.
  • the fixed optical assembly 32 and the adjustable optical assembly 33 are installed in the lens barrel 31.
  • the adjustable optical assembly 33 is fixed in the lens barrel 31 by screws or pins.
  • the adjustable optical assembly 33 is an adjustable installation. After installation, the adjustable optics The assembly 33 is not movable. If the installation position needs to be adjusted, the screw or pin needs to be unlocked, the movable adjustable optical assembly 33 is unlocked and then fixed and locked to achieve adjustable installation.
  • an endoscopic camera 50 is provided.
  • the optical lens is directly fixed and installed in the lens barrel.
  • the endoscopic camera 50 is a camera with a fixed focal length.
  • the endoscopic camera includes a lens barrel and an optical component.
  • the optical component includes several optical lenses and spacers.
  • the optical lenses include diffused light and parallel light.
  • Optical lens, the exit surface of the optical lens is connected with a spacer ring with a through hole.
  • the shape of the through hole of the spacer ring is consistent with the shape of the beam passing through itself, ensuring that the stray light emitted by the optical lens can be blocked by the rear spacer ring. And avoid effective light to improve image quality.
  • an endoscopic camera 50 is provided. This application takes a rigid tube endoscopic camera as an example for description. The endoscopic camera can also be applied to a soft scope.
  • the endoscope camera of this embodiment includes a handle 1, a chip module 2, an optical module 3 and a hand wheel 4.
  • the handle 1 has the functions of accommodating components and holding.
  • the handle 1 has an accommodating cavity 11, both ends of the handle 1 have openings communicating with the accommodating cavity 11, and the openings at both ends of the handle 1 are used to connect communication cables 81 and Optical module 3.
  • the handle 1 is equipped with a chip module 2 and a button assembly 12 is also installed on the handle 1.
  • the button assembly 12 is connected to the chip module 2 through a cable.
  • the doctor can hold the handle 1 and control the imaging detection of the endoscopic camera through the button assembly 12.
  • One end of the handle 1 close to the handwheel 4 is provided with a front cover 5, the middle of the front cover 5 has a through hole, the front cover 5 is installed on the opening of the handle 1, and the front cover 5 is used to connect the chip module 2 and the optical module 3. Installed in the accommodating cavity 11 of the handle 1.
  • the chip module 2 includes a housing 21, a chip assembly 22, and an adjustment member 24.
  • the chip assembly 22 is installed in the housing 21.
  • the chip assembly 22 includes components such as a sensor and a processor.
  • the sensor is an optical sensor, and the sensor is used to convert light signals. It is an electrical signal.
  • the sensor is used to amplify and filter the electrical signal output by the sensor.
  • the processor processes the electrical signal and transmits it to the host 60 through the communication cable 81 for further processing.
  • the end of the housing 21 facing the front cover 5 is the light entrance.
  • the light entrance of the housing 21 has a light entrance 211.
  • the sensor of the chip assembly 22 is aligned with the light entrance 211.
  • the housing 21 is also provided with a wire hole.
  • the communication cable 81 may extend through the wire hole of the housing 21 to be connected to the processor in the housing 21.
  • the light inlet end of the housing 21 is also provided with an adjusting seat 25, the light inlet end of the housing 21 is provided with a mounting hole, the adjusting seat 25 is a cylindrical structure, and one end of the adjusting seat 25 is inserted in In the mounting hole of the housing 21, the other end of the adjusting seat 25 has a radial convex ring, and the axial end surface of the convex ring abuts against the end surface of the light entrance end of the housing 21 to act as an axial limit.
  • the adjusting seat 25 can be installed with respect to the housing 21 for axial adjustment.
  • the housing 21 is provided with a threaded hole 212, and a fixing screw 213 is installed in the threaded hole 212.
  • the end of the fixing screw 213 passes through the threaded hole 212 to abut against On the outer wall of the adjusting seat 25, a fixing screw 213 locks the adjusting seat 25 in the housing 21.
  • the adjusting seat 25 can move axially relative to the adjusting seat 25, and then the axial position of the adjusting seat 25 can be adjusted to a preset position during the installation process and then locked by the fixing screw 213, which improves the chip assembly 22
  • the 3 axis position accuracy of the optical module makes the chip assembly 22 more accurate in focusing.
  • One end of the adjusting seat 25 exposed from the housing 21 is provided with a radially protruding first connecting portion 251.
  • a radially protruding first connecting portion 251 Preferably, two symmetrical first connecting portions 251 are provided, and the two first connecting portions 251 are respectively provided with an axial direction. ⁇ 252 ⁇ The first adjustment hole 252.
  • the optical module 3 includes a lens barrel 31 and an optical assembly 35.
  • the optical assembly 35 is fixedly installed in the lens barrel 31.
  • the optical assembly 35 includes a number of lenses.
  • the optical assembly 35 is used to transmit imaging light to Chip assembly 22.
  • the optical assembly 35 can also be axially adjusted and installed in the lens barrel 31.
  • a hand wheel 4 is fitted on the lens barrel 31.
  • the hand wheel 4 is connected to the optical assembly 35 through the lens barrel 31 through a connecting piece, and can then be rotated by turning the hand wheel.
  • the axial movement of the optical assembly 35 is realized, that is, the optical zoom can be realized.
  • the lens barrel 31 has a light input end and a light output end, and the end of the lens barrel 31 facing the chip module 2 is the light output end.
  • the outer circumferential edge of the light emitting end of the lens barrel 31 is provided with a radially convex second connecting portion 314.
  • the second connecting portion 314 has two symmetrical portions.
  • the two second connecting portions 314 are respectively provided with a second axial adjustment. Holes 315, the second adjustment holes 315 and the first adjustment holes 252 are in one-to-one correspondence.
  • Two threaded holes are provided on the axial inner surface of the front cover 5, the light-emitting end of the lens barrel 31 is inserted into the through hole of the front cover 5, and the second connecting portion 314 of the lens barrel 31 abuts on the inner surface of the front cover 5.
  • the first connecting portion 251 of the adjusting seat 25 abuts on the second connecting portion 314 of the lens barrel 31, and the first adjusting hole 252, the second adjusting hole 315 and the three screw holes of the front cover 5 are aligned.
  • the adjusting member 24 is an adjusting rod, specifically a screw structure.
  • the adjusting member 24 sequentially passes through the first adjusting hole 252 of the first connecting portion 251 and the second adjusting hole 315 of the second connecting portion 314 to connect with the threaded hole of the front cover 5,
  • the adjusting member 24 locks the adjusting seat 25 and the lens barrel 31 on the front cover 5, and then fixes the chip module 2 and the optical module 3 on the handle 1.
  • the inner diameter of the first adjusting hole 252 of the first connecting portion 251 is larger than the outer diameter of the adjusting member 24, and the inner diameter of the second adjusting hole 315 of the second connecting portion 314 is equal to or slightly larger than the outer diameter of the adjusting member 24.
  • the first adjusting hole 252 has a gap for radial movement relative to the adjusting member 24, and when the adjusting member 24 is released, the radial position of the adjusting seat 25 relative to the lens barrel 31 can be adjusted.
  • the adjusting seat 25 is locked and fixed by the adjusting member 24.
  • the inner diameter of the first adjusting hole 252 is larger than the outer diameter of the adjusting member 24 to achieve radial adjustment, so that the chip assembly 22 and the optical assembly 35 can achieve axial alignment through radial adjustment, which corrects imaging
  • the eccentricity problem improves the image quality.
  • the inner diameter of the second adjusting hole 315 is set to be larger than the outer diameter of the adjusting member 24.
  • the axial direction of the chip assembly 22 and the optical assembly 35 can also be adjusted. Aligned.
  • the inner diameters of the first adjusting hole 252 and the second adjusting hole 315 are both larger than the outer diameter of the adjusting member 24, while adjusting the radial positions of the lens barrel 31 and the adjusting seat 25 can also achieve the adjustment of the chip assembly 22 and the optical The components 35 are aligned in the axial direction.
  • the lens barrel 31 is provided with additional radial protrusions for fixed installation, the radial protrusions are provided with through holes, the lens barrel 31 is fixed on the front cover 5 by screws, and the adjusting member 24 is used for The adjusting base 25 is locked on the lens barrel 31.
  • the second adjusting hole 315 is set as a threaded hole.
  • the inner diameter of the first adjusting hole 252 is larger than the outer diameter of the adjusting member 24.
  • the adjusting member 24 is screwed to the second adjusting hole 315 to lock the adjusting seat 25 to the lens barrel.
  • the radial position of the adjusting seat 25 relative to the lens barrel 31 can also be adjusted, and the lens barrel 31 and the adjusting seat 25 can be fixed to the front cover 5.
  • An embodiment provides an endoscopic camera.
  • the difference from the foregoing embodiment is that the adjustment base 25 is omitted, and the housing 21 is directly connected to the lens barrel 31.
  • the outer circumferential edge of the light entrance end of the housing 21 is provided with two radially protruding first connecting portions 251, and the first connecting portion 251 has a first adjusting hole 252.
  • the adjusting member 24 fixes the housing 21 and the lens barrel 31 to the front cover 5. Since the housing 21 is provided with the first adjusting hole 252 with an inner diameter larger than the adjusting member 24, the axial alignment of the chip assembly 22 and the optical assembly 35 can be achieved by adjusting the radial position of the housing 21.
  • An embodiment provides an endoscopic camera.
  • the difference from the foregoing embodiment is that a bracket 26 is installed at the light entrance end of the housing 21, and the bracket 26 replaces the adjusting seat 25 to achieve axial alignment adjustment.
  • the existing bracket 26 in the endoscope camera is used as an adjustment seat, and no additional adjustment seat is required, which can save cost.
  • the bracket 26 is used to mount the housing 21 on the front cover 5.
  • the bracket 26 has an L-shaped structure.
  • the bracket 26 includes a first connecting portion 261 and a supporting portion 262 that are perpendicular or nearly perpendicular to each other.
  • the first connecting portion 261 is provided with a first adjusting hole 242, and the first adjusting hole 242 is used for installing the adjusting member 24. .
  • the housing 21 is fixed to the supporting portion 262 of the bracket 26 by screws.
  • the adjusting member 24 is threadedly connected to the front cover 5 through the first adjusting hole 252 on the bracket 26 and the second adjusting hole 315 on the lens barrel 31.
  • the inner diameter of the first adjusting hole 252 is larger than the outer diameter of the adjusting member 24, and the radial position of the bracket 26 relative to the lens barrel 31 can be adjusted to achieve the axial alignment of the chip assembly 22 relative to the optical assembly 35.
  • An embodiment provides an endoscopic camera.
  • the difference from the above-mentioned embodiment is that the adjusting member 24 is used to adjust the radial position between the housing 21 and the adjusting seat 25, thereby adjusting the chip assembly 22 and the optical assembly 35. Axial alignment between.
  • the light emitting end of the lens barrel 31 and the adjusting base 25 are fixed on the front cover 5 by screws, and the lens barrel 31 is fixed relative to the adjusting base 25, and the installation between the two cannot be adjusted.
  • the outer diameter of one end of the adjusting seat 25 is smaller than the inner diameter of the mounting hole of the light inlet end of the housing 21, and the adjusting seat 25 has a space for radial movement relative to the housing 21.
  • the light inlet end of the housing 21 is provided with at least three evenly distributed adjusting holes 214 on a circumference, the adjusting holes are threaded holes, and the adjusting member 24 is a screw or screw.
  • An adjusting member 24 is installed in each adjusting hole 214 of the housing 21, and one end of the adjusting member 24 abuts against the outer surface of the adjusting seat 25.
  • the adjusting member 24 can adjust the radial position of the adjusting seat 25 through different depths of the adjusting hole screwed into the housing 21, and thus can adjust the alignment of the chip assembly 22 with respect to the optical assembly 35.
  • the adjusting member 23 is installed on the housing 21, and a gasket 215 is provided between the end of each adjusting member 23 and the outer wall of the adjusting seat 24, and the gasket 215 is used for increasing
  • the contact area between the large adjustment piece 23 and the adjustment seat 24 changes the point contact between the adjustment piece 23 and the adjustment seat 24 into a surface contact, improves the force between the adjustment piece 23 and the adjustment seat 24, and enables the adjustment The adjustment of the piece 23 is more precise.
  • the optical module 3 is fixedly installed, and the radial position of the chip assembly 22 in the chip module 2 is separately adjusted to achieve alignment adjustment with the optical assembly 35.
  • An embodiment provides an endoscopic camera head.
  • the difference from the above-mentioned embodiment is that the adjusting member 24 is a part of the optical module 3, and the adjusting seat 25 is installed on the lens barrel 31.
  • the optical module 3 includes a lens barrel 31, an optical assembly 35, and an adjusting member 24.
  • One end of the adjusting seat 25 is inserted into the light emitting end of the lens barrel 31, and the adjusting seat 25 can also be opposite to the lens barrel. 31 fixed axial adjustment.
  • the lens barrel 31 is provided with a threaded hole, and a fixing screw is installed in the threaded hole. The end of the fixing screw extends into the lens barrel 31 and abuts against the outer side wall of the adjusting seat 25 to lock the adjusting seat 25.
  • the adjusting seat 25 has a first connecting portion 251, the outer circumferential edge of the light entrance end of the housing 21 is provided with two radially convex second connecting portions 314, and the second connecting portion 314 has an axial second adjusting hole 315 .
  • the inner diameter of the second adjusting hole 315 is larger than the outer diameter of the adjusting member 24, and the adjusting member 24 fixes the housing 21 and the adjusting seat 25 on the front cover 5 in turn.
  • the inner diameter of the first adjusting hole 252 on the first connecting portion 251 is greater than the outer diameter of the adjusting member 24, or the inner diameters of the first adjusting hole 252 and the second adjusting hole 315 are both greater than the outer diameter of the adjusting member 24.
  • the axial alignment of the chip assembly 22 and the optical assembly 35 can be achieved.
  • An embodiment provides an endoscopic camera head.
  • the difference from the above-mentioned embodiment is that the adjusting member 24 is used to adjust the radial position between the optical assembly 35 and the lens barrel 31, thereby adjusting the chip assembly 22 and the optical assembly. Axial alignment between 35.
  • the optical assembly 35 includes a lens holder 351 and a lens group 352.
  • the lens holder 351 is a cylindrical structure.
  • the lens group 352 includes a plurality of lenses.
  • the lens group 352 is fixedly installed in the lens holder 351.
  • the outer diameter of the lens holder 351 is smaller than the inner diameter of the lens barrel 31, and the lens holder 351 has a space for radial movement relative to the lens barrel 31.
  • At least three adjusting holes 316 are provided on a circumference of the lens barrel 31, the adjusting holes 316 are threaded holes, and the adjusting member 24 is a screw or screw.
  • An adjusting member 24 is installed in each adjusting hole 316 of the lens barrel 31, and one end of the adjusting member 24 abuts against the outer surface of the lens holder 351.
  • the adjusting member 24 can adjust the radial position of the lens holder 351 by screwing into the adjusting hole of the lens barrel 31 to achieve axial alignment of the optical assembly 35 relative to the chip assembly 22.
  • the lens barrel 31 is equipped with adjusting pieces 23, and a gasket 215 is provided between the end of each adjusting piece 23 and the outer wall of the lens holder 321.
  • the gasket 215 is used for increasing The contact area between the large adjustment piece 23 and the lens holder 321 changes the point contact between the adjustment piece 23 and the lens holder 321 into a surface contact, improves the force between the adjustment piece 23 and the lens holder 321, and enables the adjustment The adjustment of the piece 23 is more precise.
  • An embodiment provides an endoscopic camera head, which includes at least two adjustment methods described above.
  • an adjustment member 24 is installed on the lens barrel 31, and an adjustment member 24 is also installed between the lens barrel 31 and the housing 21.
  • the adjusting member 24 on the lens barrel 31 is used to adjust the radial position of the optical assembly 35 and the lens barrel 31
  • the adjusting member 24 between the lens barrel 31 and the housing 21 is used to adjust the diameter of the housing 21 relative to the lens barrel 31.
  • Both of the two adjustment methods can independently adjust the axial alignment of the chip assembly 22 and the optical assembly 35, and the coexistence of the two adjustment methods can more efficiently adjust the axial alignment of the chip assembly 22 and the optical assembly 35.
  • An embodiment provides an endoscopic camera.
  • the difference from the above embodiment is that the housing 21 of the chip module 20 and the lens barrel 31 of the optical module 30 are directly connected in a radially adjustable manner. Together.
  • the end of the housing 21 facing the lens barrel 31 is provided with a mounting hole.
  • the end of the lens barrel 31 is inserted into the mounting hole of the housing 21.
  • the inner diameter of the mounting hole is slightly larger than the outer diameter of the end of the lens barrel 31. The diameter is such that there is a radially adjustable gap between the lens barrel 31 and the mounting hole of the housing 21.
  • a fixing glue is inserted between the mounting hole of the lens barrel 31 and the housing 21, and the fixing glue will 31 is fixed to the housing 21.
  • a plurality of adjusting holes are provided on the housing 21, and an adjusting member 23 is installed in each adjusting hole.
  • the adjusting member 23 is a screw or screw, and the adjusting hole is a threaded hole.
  • the end of the adjusting member 23 abuts on the outer circumferential surface of the lens barrel 31.
  • a spacer 215 is provided between the end of the adjusting member 23 and the lens barrel 31. The spacer 215 is used to increase the contact area between the adjusting member 23 and the lens barrel 31, and to connect the adjusting member 23 and the lens barrel 31.
  • the point contact between the two is modified into a surface contact, which improves the force between the adjusting member 23 and the lens barrel 31, which can make the adjustment of the adjusting member 23 more precise.
  • An embodiment provides an endoscopic camera.
  • the difference from the above embodiment is that the housing 21 of the chip module 20 and the lens barrel 31 of the optical module 30 are directly connected in a radially adjustable manner. Together.
  • the end of the housing 21 facing the lens barrel 31 is provided with a cylindrical mounting part.
  • the mounting part of the housing 21 is inserted into one end of the lens barrel 31.
  • the inner diameter of the lens barrel 31 is slightly larger than that of the housing 21.
  • the outer diameter of the part is such that there is a radially adjustable gap between the lens barrel 31 and the mounting part of the housing 21.
  • a fixing glue is inserted between the mounting portion of the housing 21 and the lens barrel 31, and the fixing glue connects the lens barrel 31 with the housing The body 21 is fixed.
  • a plurality of adjustment holes are provided on the lens barrel 31, and an adjustment piece 23 is installed in each adjustment hole.
  • the adjustment piece 23 is a screw or screw, and the adjustment hole is a threaded hole.
  • the end of the adjusting piece 23 abuts on the outer circumferential surface of the mounting portion of the housing 21.
  • a gasket 215 is provided between the end of the adjusting member 23 and the mounting portion of the housing 21, and the gasket 215 is used to increase the contact area between the adjusting member 23 and the mounting portion of the housing 21, so that the adjusting member
  • the point contact between 23 and the mounting portion of the housing 21 is modified into a surface contact, which improves the force between the adjusting member 23 and the mounting portion of the housing 21, which can make the adjustment of the adjusting member 23 more accurate.

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Abstract

一种内窥镜摄像头(50)和内窥镜摄像系统(1000)，内窥镜摄像头(50)包括手柄(1)、芯片模组(2)、光学模组(3)和手轮(4)，芯片模组(2)安装在手柄(1)的容置腔(11)内，芯片模组(2)用于将光信号转为电信号，光学模组(3)与芯片模组(2)连接。由于芯片模组(2)直接与光学模组(3)连接，光学模组(3)与芯片模组(2)之间没有其他零部件，尺寸链计算更短，降低了加工和安装误差的影响，从而提高了光学成像质量；另外，光学模组(3)与芯片模组(2)直接连接，缩小了整个内窥镜摄像头(50)的轴向尺寸，实现了内窥镜摄像头(50)小型化。

Description

内窥镜摄像头和内窥镜摄像系统 技术领域
本申请涉及体内诊断仪器，具体涉及一种内窥镜摄像头和内窥镜摄像系统。
 背景技术
硬管内窥镜，主要用于人体表浅及浅层部位自然腔道和通过穿刺开口腔道的病灶诊断和(或)治疗，如膀胱镜、宫腔镜，在操作中硬管内窥镜不可弯曲。
硬管内窥镜主要包括摄像头、光源、导光束、硬管内窥镜、光学卡口、摄像主机和显示器。摄像头包括光学模组和芯片模组等部件，摄像头内的部件需沿着光轴对齐安装，各部件自身具有加工误差，部件之间还具有安装误差，因此减小对齐误差为确保光学成像的重要因素。但现有技术中摄像头内的部件和连接关系较多，尺寸链计算偏长，导致对准精度难以保证，从而难以确保摄像头的光学成像质量。
 技术问题 技术解决方案
一种实施例中提供一种内窥镜摄像头,包括：
手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
芯片模组，所述芯片模组包括壳体和芯片组件，所述壳体安装在所述手柄的容置腔内，所述芯片组件安装在所述壳体内，所述壳体具有进光端，所述进光端设有进光口，所述芯片组件用于将光信号转为电信号；
光学模组，所述光学模组与所述芯片模组连接，所述光学模组包括镜筒、固定光学组件和可调光学组件，所述固定光学组件安装在所述镜筒远离所述芯片模组的一端，所述可调光学组件可轴向移动的安装在所述镜筒内；
以及手轮，所述手轮可旋转的套装在所述镜筒上，并通过连接件与所述可调光学组件连接，所述手轮用于调节所述可调光学组件的轴向位置。
一种实施例中，所述镜筒的一端与所述壳体的进光端连接。
一种实施例中，所述壳体的进光端设有安装座，所述安装座具有安装孔，所述镜筒的一端插装在所述安装座的安装孔内，并且所述镜筒与所述进光口轴向对齐。
一种实施例中，所述安装座的安装孔内设有第一连接部，所述镜筒的端部设有第二连接部，所述第一连接部与所述第二连接部连接。
一种实施例中，所述第一连接部为内螺纹，所述第二连接部为外螺纹；或所述第一连接部为卡槽，所述第二连接部为卡扣。
一种实施例中，所述安装座的安装孔内还设有与所述第一连接部轴向并排的第一定位部，所述镜筒的一端设有与所述第二连接部轴向并排的第二定位部，所述第一定位部限位在所述第二定位部上。
一种实施例中，所述第一定位部为若干个轴向凸起，所述第二定位部为环形面；或所述第一定位部为环形面，所述第二定位部为若干个轴向凸起。
一种实施例中，所述安装座上设有锁紧孔，所述锁紧孔内安装有锁紧螺钉，所述锁紧螺钉将所述镜筒的一端锁紧在所述安装座内。
一种实施例中，所述光学模组的镜筒与所述芯片模组的外壳为一体化结构。
一种实施例中，所述手柄靠近所述手轮的一端的开口上盖装有前盖，所述前盖具有通孔，所述镜筒穿设在所述前盖的通孔内，所述壳体与所述前盖连接，所述前盖用于将芯片模组和光学模组安装在所述手柄的容置腔内。
一种实施例中，所述镜筒上设有限位部，所述限位部用于限位所述镜筒的轴向位置。
一种实施例中，所述限位部卡在所述前盖和安装座之间。
一种实施例中，所述限位部为环形凸起，或为设置在同一个圆周上的若干个径向凸起。
一种实施例中，内窥镜摄像头还包括固定支架，所述固定支架位于所述手柄的容置腔内，所述固定支架的一端与所述前盖连接，另一端与所述芯片模组的壳体连接。
一种实施例中，所述固定支架为L型结构，所述固定支架包括相互垂直的长臂和短臂，所述长臂贴靠在所述安装座和壳体上，所述长臂与所述壳体连接，所述短臂贴靠在所述前盖上并与所述前盖连接。
一种实施例中，所述固定支架的长臂和短臂分别通过螺钉与所述壳体和前盖固定。
一种实施例中，所述固定支架具有多个，多个所述固定支架中的至少一个与接地线缆连接。
一种实施例中，连接有所述接地线缆的所述固定支架为接地支架，所述接地支架的长臂的端部延伸至所述壳体的轴向端部。
一种实施例中，提供了一种内窥镜摄像头，包括：
手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
芯片模组，所述芯片模组安装在所述手柄的容置腔内，所述芯片模组用于将光信号转为电信号；
光学模组，所述光学模组与所述芯片模组直接连接，所述光学模组整体或部分露出于所述手柄的开口；
以及手轮，所述手轮可旋转的套装在所述光学模组上。
一种实施例中，所述芯片模组设有安装座，所述安装座具有安装孔，所述光学模组的一端插装在所述安装座的安装孔内。
一种实施例中，所述安装座的安装孔内设有第一连接部，所述光学模组的端部设有第二连接部，所述第一连接部与所述第二连接部连接。
一种实施例中，所述安装座的安装孔内还设有与所述第一连接部轴向并排的第一定位部，所述光学模组的一端设有与所述第二连接部轴向并排的第二定位部，所述第一定位部限位在所述第二定位部上。
一种实施例中，提供了一种内窥镜摄像头，包括：
手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
芯片模组，所述芯片模组包括壳体和芯片组件，所述壳体安装在手柄的容置腔内，所述芯片组件安装在所述壳体内，所述壳体具有进光端，所述进光端设有进光口，所述芯片组件用于将光信号转为电信号；
以及光学模组，所述光学模组包括镜筒和光学组件，所述镜筒的一端与所述壳体的进光端连接，所述光学组件安装在所述镜筒内。
一种实施例中，所述壳体设有安装座，所述安装座具有安装孔，所述镜筒的一端插装在所述安装座的安装孔内。
一种实施例中，所述安装座的安装孔内设有第一连接部，所述镜筒的端部设有第二连接部，所述第一连接部与所述第二连接部连接。
一种实施例中，所述安装座的安装孔内还设有与所述第一连接部轴向并排的第一定位部，所述镜筒的一端设有与所述第二连接部轴向并排的第二定位部，所述第一定位部限位在所述第二定位部上。
一种实施例中，所述芯片模组还包括调节件，所述调节件设置在所述壳体上，所述调节件用于对所述芯片组件进行径向调节。
一种实施例中，所述调节件包括调节杆，所述壳体和/或所述镜筒上设有调节孔，所述调节杆穿设在所述调节孔内，所述调节杆用于调节及固定所述芯片组件和/或光学组件的径向位置。
一种实施例中，所述壳体的进光端设有第一连接部，所述镜筒的出光端设有第二连接部；所述第一连接部上设有第一调节孔，所述第二连接部上设有第二调节孔；所述调节杆设置在所述第一调节孔和第二调节孔内，所述调节杆用于固定所述第一连接部和第二连接部；所述第一调节孔的内径与所述调节杆的外径适配，所述第二调节孔的内径大于所述调节杆的外径；或者，所述第二调节孔的内径与所述调节杆的外径适配，所述第一调节孔的内径大于所述调节杆的外径；或者两个调节孔的内径都大于所述调节杆的外径。
一种实施例中，所述壳体的进光端设有调节座；所述调节座设有第一连接部，所述镜筒的出光端设有第二连接部；所述第一连接部设有第一调节孔，所述第二连接部上设有第二调节孔；所述调节杆设置在所述第一调节孔和第二调节孔内，所述调节杆用于固定所述第一连接部和第二连接部；所述第一调节孔的内径与所述调节杆的外径适配，所述第二调节孔的内径大于所述调节杆的外径；或者，所述第二调节孔的内径与所述调节杆的外径适配，所述第一调节孔的内径大于所述调节杆的外径；或者两个调节孔的内径都大于所述调节杆的外径。
一种实施例中，所述壳体的进光端设有安装孔，所述调节座的一端可轴向调节的安装在所述壳体的安装孔内。
一种实施例中，所述壳体上设置有固定螺钉，所述固定螺钉将所述调节座的一端固定与所述壳体固定。
一种实施例中，所述手柄的容置腔的开口处安装有前盖，所述前盖的中部设有通孔，所述镜筒穿设在所述前盖的通孔内；所述前盖的轴向内侧面设有螺钉孔，所述调节杆为螺杆或螺钉，所述调节杆连接在所述前盖的螺钉孔内。
一种实施例中，所述壳体的进光端设有调节座和安装孔，所述调节座的一端的安装在所述壳体的安装孔内；所述调节座的一端外径小于所述壳体的安装孔的内径，所述壳体的进光端的一个圆周上设有至少三个所述调节孔，每个所述调节孔上安装有一个所述调节杆。
一种实施例中，所述调节孔为螺纹孔，所述调节杆为螺杆或螺钉，所述调节杆的端部穿过所述调节孔抵靠在所述调节座的一端上。
一种实施例中，所述调节杆的端部与所述调节座之间设有垫片。
一种实施例中，所述光学模组还包括调节件，所述调节件设置在所述镜筒上，所述调节件用于对所述光学组件进行径向调节。
一种实施例中，所述调节件包括调节杆，所述壳体和/或所述镜筒上设有调节孔，所述调节杆穿设在所述调节孔内，所述调节杆用于调节及固定所述芯片组件和/或光学组件的径向位置。
一种实施例中，所述壳体的进光端设有第一连接部，所述镜筒的出光端设有第二连接部；所述第一连接部上设有第一调节孔，所述第二连接部上设有第二调节孔；所述调节杆设置在所述第一调节孔和第二调节孔内，所述调节杆用于固定所述第一连接部和第二连接部；所述第一调节孔的内径与所述调节杆的外径适配，所述第二调节孔的内径大于所述调节杆的外径；或者，所述第二调节孔的内径与所述调节杆的外径适配，所述第一调节孔的内径大于所述调节杆的外径；或者两个调节孔的内径都大于所述调节杆的外径。
一种实施例中，所述镜筒的出光端设有调节座；所述调节座的设有第一连接部，所述壳体的进光端设有第二连接部；所述第一连接部的圆周上设有第一调节孔，所述第二连接部上设有第二调节孔；所述第一调节孔和第二调节孔中一个调节孔的内径与所述调节杆的外径适配，另一个调节孔的内径大于所述调节杆的外径，或者两个调节孔的内径都大于所述调节杆的外径；所述调节杆设置在所述第一调节孔和第二调节孔内，所述调节杆用于固定所述第一连接部和第二连接部。
一种实施例中，所述手柄的容置腔的开口处安装有前盖，所述前盖的中部设有通孔，所述镜筒穿设在所述前盖的通孔内；所述前盖的轴向内侧面设有螺钉孔，所述调节杆为螺杆或螺钉，所述调节杆连接在所述前盖的螺钉孔内。
一种实施例中，所述光学组件的外径小于所述镜筒的内径，所述镜筒的一个圆周上设有至少三个所述调节孔，每个所述调节孔上安装有一个所述调节杆，所述调节孔为螺纹孔，所述调节杆为螺杆或螺钉，所述调节杆的端部穿过所述调节孔抵靠在所述光学组件上。
一种实施例中，所述光学组件包括镜片座和镜片组，所述镜片座为筒状结构，所述镜片组安装在所述镜片座内，所述调节杆的端部抵靠在所述镜片座的外圆周表面上。
一种实施例中，所述调节杆的端部与所述镜片座的外圆周表面之间设有垫片。
一种实施例中提供了一种内窥镜摄像头，包括：
手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
芯片模组，所述芯片模组包括壳体和芯片组件，所述壳体安装在所述手柄的容置腔内，所述芯片组件安装在所述壳体内，所述壳体具有进光端，所述进光端设有进光口，所述芯片组件用于将光信号转为电信号；
以及光学模组，所述光学模组包括镜筒和光学组件，所述光学组件安装在所述镜筒内，所述镜筒具有出光端，所述镜筒的出光端与所述壳体的进光端连接；
所述壳体朝向所述镜筒的一端设有安装孔，所述镜筒的一端设置在所述壳体的安装孔内，所述壳体与所述镜筒之间具有径向调节安装的间隙。
一种实施例中，所述壳体和所述镜筒之间通过打胶固定或螺钉固定。
一种实施例中，所述壳体上设有螺纹孔，所述螺钉固定在所述壳体的螺纹孔上，所述螺钉的端部抵靠在所述镜筒的外圆周表面上，并且所述螺钉的端部和所述镜筒的外圆周表面之间设有垫片。
一种实施例中提供了一种内窥镜摄像头，其特征在于，包括：
手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
芯片模组，所述芯片模组包括壳体和芯片组件，所述壳体安装在所述手柄的容置腔内，所述芯片组件安装在所述壳体内，所述壳体具有进光端，所述进光端设有进光口，所述芯片组件用于将光信号转为电信号；
以及光学模组，所述光学模组包括镜筒和光学组件，所述光学组件安装在所述镜筒内，所述镜筒具有出光端，所述镜筒的出光端与所述壳体的进光端连接；
所述壳体朝向所述镜筒的一端设有安装部，所述壳体的安装部设置在所述镜筒内，所述壳体的安装部与所述镜筒之间具有径向调节安装的间隙。
一种实施例中，所述壳体的安装部和所述镜筒之间通过打胶固定或螺钉固定。
一种实施例中，所述镜筒上设有螺纹孔，所述螺钉固定在所述镜筒的螺纹孔上，所述螺钉的端部抵靠在所述壳体的安装部上，并且所述螺钉的端部和所述壳体的安装部之间设有垫片。
一种实施例中，提供了一种内窥镜摄像系统，包括光源、导光束、内窥镜、光学卡口、通信线缆、摄像主机、显示器、视频连接线和上述的内窥镜摄像头，所述光源通过所述导光束与所述内窥镜连接，所述内窥镜摄像头的一端通过所述光学卡口与所述内窥镜连接，所述内窥镜摄像头的另一端通过所述通信线缆与所述摄像主机连接，所述摄像主机通过所述视频连接线与所述显示器连接。
 有益效果
依据上述实施例的内窥镜摄像头和内窥镜摄像系统，由于光学模组与芯片模组直接连接，光学模组与芯片模组之间没有其他零部件，尺寸链计算更短，降低了加工和安装误差的影响，从而提高了光学成像质量；另外，光学模组与芯片模组直接连接，缩小了整个内窥镜摄像头的轴向尺寸，实现了内窥镜摄像头小型化。
 附图说明
图1为一种实施例中内窥镜摄像系统的结构示意图；
图2为一种实施例中内窥镜摄像头的剖视图；
图3为一种实施例中可调光学组件的剖视图；
图4为一种实施例中芯片模组和光学模组的连接剖视图；
图5为一种实施例中芯片模组和光学模组的连接剖视图；
图6为一种实施例中芯片模组和光学模组的爆炸示意图；
图7为一种实施例中内窥镜摄像头的剖视图；
图8为一种实施例中内窥镜摄像头的剖视图；
图9为一种实施例中内窥镜摄像头的结构示意图；
图10为一种实施例中内窥镜摄像头的轴向剖视图；
图11为一种实施例中芯片模组的爆炸示意图；
图12为一种实施例中芯片模组的结构示意图；
图13为图10中A的局部放大图；
图14为一种实施例中内窥镜摄像头的轴向剖视图；
图15为一种实施例中支架的结构示意图；
图16为一种实施例中芯片模组的轴向剖视图；
图17为一种实施例中芯片模组的径向剖视图；
图18为一种实施例中光学模组的轴向剖视图；
图19为一种实施例中光学模组的径向剖视图；
图20为一种实施例中内窥镜摄像头的轴向剖视图；
图21为一种实施例中内窥镜摄像头的径向剖视图；
图22为一种实施例中内窥镜摄像头的轴向剖视图；
图23为一种实施例中内窥镜摄像头的径向剖视图。
 本发明的实施方式
其中不同实施方式中类似元件采用了相关联的类似的元件标号。在以下的实施方式中，很多细节描述是为了使得本申请能被更好的理解。然而，本领域技术人员可以毫不费力的认识到，其中部分特征在不同情况下是可以省略的，或者可以由其他元件、材料、方法所替代。在某些情况下，本申请相关的一些操作并没有在说明书中显示或者描述，这是为了避免本申请的核心部分被过多的描述所淹没，而对于本领域技术人员而言，详细描述这些相关操作并不是必要的，他们根据说明书中的描述以及本领域的一般技术知识即可完整了解相关操作。
另外，说明书中所描述的特点、操作或者特征可以以任意适当的方式结合形成各种实施方式。同时，方法描述中的各步骤或者动作也可以按照本领域技术人员所能显而易见的方式进行顺序调换或调整。因此，说明书和附图中的各种顺序只是为了清楚描述某一个实施例，并不意味着是必须的顺序，除非另有说明其中某个顺序是必须遵循的。
本文中为部件所编序号本身，例如“第一”、“第二”等，仅用于区分所描述的对象，不具有任何顺序或技术含义。而本申请所说“连接”、“联接”，如无特别说明，均包括直接和间接连接（联接）。
下面通过具体实施方式结合附图对本发明作进一步详细说明，需要说明的是。
如图1所示，一种实施例中提供了一种内窥镜摄像系统1000，内窥镜摄像系统1000包括光源10、导光束20、硬管内窥镜30、光学卡口40、内窥镜摄像头50、通信线缆81、摄像主机60、显示器70和视频连接线82。摄像主机60通过通信线缆81与内窥镜摄像头50连接，内窥镜摄像头50获得的图像信号通过通信线缆81传输到摄像主机60进行处理。在某些实施例中，通信线缆81可以为光通信线缆，例如光纤；内窥镜摄像头50将图像信号（电信号）转成光信号，由通信线缆81传输到摄像主机60，摄像主机60再将光信号转成电信号。摄像主机60通过视频连接线82与显示器70连接，用于将视频信号发送到显示器70进行显示。本领技术人员应当理解的是，图1仅是内窥镜摄像系统1000的示例，并不构成对内窥镜摄像系统1000的限定，内窥镜摄像系统1000可以包括比图1所示更多或更少的部件，或者组合某些部件，或者不同的部件，例如内窥镜摄像系统1000还可以包括扩张器、烟雾控制装置、输入输出设备、网络接入设备等。
光源10用于向待观察部位100提供照明光源。所述照明光源包括可见光照明光源和对应于荧光试剂的激光照明光源（例如近红外光）。光源10包括，但不局限于激光光源、LED光源或激光二极管。
在本实施例中，光源10包括可见光光源和对应于荧光试剂的激光光源。可见光光源为LED光源。在一实施例中，可见光光源可分别提供不同波长范围的多个单色光，例如蓝光、绿光、红光等。在其他实施例中，可见光光源还可以提供所述多个单色光的组合光，或者是宽光谱的白光光源。所述单色光的波长范围大致为400nm至700nm。激光光源用于产生激光。所述激光例如是近红外光（Near Infrared；NIR）。所述激光的峰值波长取780nm或808nm范围内至少任意1个值。
由于光源10可向待观察部位同时提供连续的可见光和对应于荧光试剂的激光，从而提高了摄像头50对经待观察部位100反射的可见光图像信号和荧光图像信号的采集效率。
其中，采用内窥镜摄像系统1000进行成像之前，在待观察部位100中通过静脉或皮下注射方式引入造影剂，例如吲哚菁绿（Indocyanine Green；ICG），以便对用标准可见光成像技术不容易看到的组织结构和功能（例如脉管中的血液/淋巴液/胆汁）成像。待观察部位100包括，但不局限于血液循环系统、淋巴系统和肿瘤组织。ICG俗称靛氰绿、诊断用绿针、吲哚花青绿，其是目前在心血管系统疾病临床诊断中常用的一种造影剂，广泛应用于脉络膜和视网膜血管成像。当待观察部位100中的造影剂吸收所述激光光源产生的对应于荧光试剂的激光后可产生荧光。
一种实施例中提供了一种内窥镜摄像头50，本申请以硬管内窥镜摄像头为例进行说明，本内窥镜摄像头也可应用在软镜上。
如图2和图6所示，本实施例的内窥镜摄像头包括手柄1、芯片模组2、光学模组3和手轮4。
手柄1具有容置元器件和握持的功能，手柄1具有容置腔11，手柄1的两端具有与容置腔11连通的开口，手柄1两端的开口分别用于连接第一总线81和光学模组3。手柄1内容置有芯片模组2，手柄1上还安装有按钮组件12，按钮组件12通过线缆与芯片模组2连接。医生可手持手柄1，通过按钮组件12操控内窥镜摄像头成像检测。手柄1靠近手轮4的一端设有前盖5，前盖5具有通孔，前盖5盖装在手柄1的开口上，前盖5用于将芯片模组2和光学模组3安装在手柄1的容置腔11内。
芯片模组2包括壳体21和芯片组件22，芯片组件22安装在壳体21内，芯片组件22包括传感器和处理器等部件，传感器为光学传感器，传感器用于将光信号转为电信号，传感器用于对传感器输出的电信号进行放大、过滤等处理，处理器并将电信号处理后通过第一总线81传送给主机60继续处理。壳体21的一端为进光端，进光端具有进光口211，芯片组件22的传感器与进光口211对齐设置，壳体21上还设有导线孔，第一总线81可穿过壳体21的导线孔延伸至壳体21内与处理器连接。
光学模组3包括镜筒31、固定光学组件32和可调光学组件33，固定光学组件32固定安装在镜筒31的一端，可调光学组件33可轴向移动的安装在镜筒31内，可调光学组件33能够相对固定光学组件32移动，以调节成像焦距。
本实施例中，固定光学组件32包括固定镜片座321和固定镜片组件322，固定镜片座321通过螺纹连接的方式固定在镜筒31内，固定镜片座321为环形结构，固定镜片座321为筒状结构，中部具有安装孔，固定镜片组件322包括两块光学镜片，两块光学镜片固定安装在两块光学镜片内的安装孔内，并且固定镜片组件322轴向的两个镜面分别与固定镜片座321的两个端面平齐。
如图3所示，可调光学组件33包括可调镜片座331和可调镜片组件332，可调镜片座331可滑动的安装在镜筒31内，可调镜片座331为筒状结构，具有与固定镜片座321和镜筒31同轴线的安装孔。可调镜片组件332包括第一可调镜片3321、第二可调镜片3322和第三可调镜片3323、第一隔圈3324和第二隔圈3325，第一可调镜片3321、第二可调镜片3322和第三可调镜片3323依次远离固定光学组件32的安装在镜筒31内，第一隔圈3324安装在第一可调镜片3321和第二可调镜片3322之间，第二隔圈3325安装在第二可调镜片3322和第三可调镜片3323之间。
第一可调镜片3321面向固定光学组件32的入射面的中部具有凹面，第一可调镜片3321的出射面为凸面，第一可调镜片3321用于将射入的平行光转为扩散光射出。第二可调镜片3322面向第一可调镜片3321的入射面为平面，第二可调镜片3322的出射面为凸面，第二可调镜片3322用于将扩散光转为平行光。第三可调镜片3323为胶合透镜，用于消除色差。胶合透镜也叫消色差透镜，是由两个单片镜片通过胶合而成，在复色（白光）成像的性能比单透镜性能提高了许多。消色差镜片由两片材料不同的镜片胶合在一起，校正了玻璃的色散。胶合透镜是一种把低分散的冕牌玻璃正透镜和高分散的火石玻璃负透镜粘接而成的消色差透镜。设计时，在蓝色（486.1nm），绿色（546.1nm）和红色（656.3nm）三个波长，对分散的不同值和透镜形状进行了优化， 实现了最小色差。
芯片模组2的壳体21的进光端安装有凸出于进光口211的安装座23，安装座23通过螺钉或螺纹连接等方式固定在壳体21上，安装座23与壳体21也可为一体式结构。
如图4所示，安装座23设有安装孔，安装座23的安装孔与壳体21的进光口211对齐。安装座23的安装孔内设有第一连接部231，镜筒31的端部外圆周设第二连接部311，镜筒31的端部穿过前盖5的通孔插装到安装座23的安装孔内，第一连接部231和第二连接部311连接。本实施例中，第一连接部231为内螺纹，对应的，第二连接部311为外螺纹，镜筒31和安装座23为螺纹连接。
如图5所示，在其他实施例中，第一连接部231为卡槽，第二连接部311为卡扣，卡扣通过弹性变形卡入到卡槽内，形成固定连接；或者第一连接部231为卡扣，第二连接部311为卡槽，同样能够实现镜筒31和安装座23的卡接。
本实施例中，安装座23的安装孔内还设有第一定位部232，第一定位部232与第一连接部231轴向并排设置，并且第一定位部232位于安装孔安装方向的外侧，第一连接部231位于安装孔安装方向的内侧。镜筒31上设有与第一定位部232对应的第二定位部312，第一定位部232抵靠在第二定位部312上，安装座23通过第二定位部312限位镜筒31的径向位置，有利于镜筒31与进光口211对齐。本实施例中，第一定位部232为三个轴向凸起，三个轴向凸起均匀分布在安装座23的安装孔的内壁上，三个轴向凸起形成三爪限位结构，第二定位部312为环形面，三个轴向凸起卡接在镜筒31的环形面上，三个轴向凸起用于限位镜筒31的径向位置。三个轴向凸起的设置，代替了面与面的限位，降低了第一定位部232的加工难度和加工成本，只需保证若干个轴向凸起与镜筒31的环形面接触的定位面的精度即可。在其他实施例中，第一定位部232为环形面，第二定位部312为若干个轴向凸起；或者第一定位部232为若干个轴向凸起，第二定位部312为一个环形凸起，同样能够对镜筒31进行插销式定位，其中轴向凸起也可设置为2个或4个等其他数量。
壳体21的进光端还设有滤光片，滤光片通过支架安装在进光口的外侧，镜筒31与壳体21连接的一端设有扩大的内腔，壳体21的滤光片位于镜筒31端部扩大的内腔内。
手轮4可旋转的套装在镜筒31上，镜筒31上设有螺旋槽，手轮4通过销钉等连接件与镜筒31内的可调光学组件33连接，销钉穿设在镜筒31的螺旋槽内，手轮4旋转后，在镜筒31的螺旋槽的限位作用下，手轮4和可调光学组件33将同时旋转的轴向移动，从而手轮4能够用于调节可调光学组件33在镜筒31内的轴向位置。
本实施例中，光学模组3直接与芯片模组2连接，光学模组3的镜筒31端部与芯片模组2的壳体21的进光端直接连接，光学模组3与芯片模组2之间没有其他零部件，尺寸链计算更短，降低了加工和安装误差，提高了光学模组3和芯片模组2的对齐精度，从而提高了光学成像质量；另外，光学模组3与芯片模组2直接连接，光学模组3的一部分插入到手柄1内，缩小了整个内窥镜摄像头50的轴向尺寸，实现了内窥镜摄像头小型化。
本实施例中的直接连接的含义为光学模组3与芯片模组2之间不存在光学模组3和芯片模组2各自组件外的部件，如光学模组3与芯片模组2之间不存在前盖5。换而言之，光学模组3上的任意一个部件与芯片模组2上的任意一个部件的连接为直接连接。
本实施例中，镜筒31上还设有限位部313，限位部313靠近并凸出于第二定位部312 ，第二定位部312位于第二连接部311和限位部313之间。限位部313为环形凸起，安装座23远离进光口211的端面抵靠在限位部313的轴向侧面上，限位部313用于定位镜筒31插入到安装座23的深度位置，从而限位部313可用于定位光学模组3与芯片模组2的光路尺寸。限位部313位于手柄1的容置腔内，前盖5的内侧面抵靠在镜筒31的限位部313的轴向侧面上，前盖5起到轴向限位的作用，将光学模组3的端部限位手柄1的容置腔11内。在其他实施例中，限位部313为若干个径向凸起，若干个径向凸起均匀分布在镜筒31的一个外圆周上，若干个径向凸起同样能够起到限位的作用。
本实施例中，安装座23上设有锁紧孔，锁紧孔内安装有锁紧螺钉233，锁紧螺钉233的端部延伸至安装座23的内部并抵靠在镜筒31上，锁紧螺钉233将镜筒31的端部压紧在安装座23内，能够防止镜筒31与安装座23之间的松动。
一种实施例中，镜筒31一端插装到壳体2的安装座23内，并通过粘接等方式固定。
一种实施例中，镜筒31与壳体2为一体化结构，镜筒31与壳体2一体加工而成。
一种实施例中，镜筒31也可套装在壳体2的安装座23上，安装座23设有与镜筒31内表面适配的圆柱面。
一种实施例中，镜筒31远离固定光学组件32的一端扩大设置，镜筒31扩大的一端套装在壳体2的进光端上。在镜筒31扩大的一端内设有内螺纹和定位条，壳体2的进光端的外壁上设有对应的外螺纹和定位环，壳体2的进光端通过螺纹连接安装到镜筒31内，并通过定位条和定位环进行安装定位，同样实现了光学模组3与芯片模组2的直接精确连接。
一种实施例中，壳体2的进光端的端面设有凹槽，凹槽的侧壁设有螺纹，镜筒31远离固定光学组件32的一端设有对应的外螺纹或内螺纹，镜筒31的一端插装到壳体2的凹槽内，同样实现了光学模组3与芯片模组2的直接精确连接。
如图7所示，一种实施例中，内窥镜摄像头50还包括固定支架6，固定支架6整体位于手柄1的容置腔内，固定支架6用于将芯片模组2固定在前盖5上，芯片模组2为方形结构，芯片模组2悬空在手柄1的容置腔内。
固定支架6为L型支架，由一根板折弯而成，固定支架6包括长臂和短臂，固定支架6的短臂贴靠在前盖5上，固定支架6的长臂贴靠在安装座23和壳体21上，固定支架6的短臂和长臂分别通过螺钉固定在前盖5和壳体21上，固定支架6起到连接固定的作用，将壳体21固定在前盖5上。
为了起到更好的固定效果，固定支架6有两个，两个固定支架6安装在壳体21的上下两端，两个固定支架6共同将壳体21固定在前盖5上。固定支架6为L型结构，固定支架6能够贴靠在前盖5和壳体21的面上，使得整体结构更为紧凑，占用空间小，有利于手柄1的小型化。
如图8所示，位于下方的固定支架6为接地支架7，接地支架7具有固定芯片模组2的作用，还具有防静电的作用。接地支架7与接地线缆8连接，接地线缆8的一端通过螺钉与接地支架7的长臂连接，另一端延伸至通信线缆81内，接地支架7能够将内窥镜摄像头50接触到的静电从接地线缆8排走，避免了静电进入到芯片组件2内，对芯片组件2内的元器件起到了保护作用。
接地支架7的长臂的端部延伸至壳体21的端部，接地支架7具有长的长臂，接地支架7同时与前盖5、安装座23和壳体21接触，接地支架7具有更大的接触面积，使得内窥镜摄像头50在使用过程接触到的静电基本上能够传到接地支架7，再从接地线缆8排走。
在其他实施例中，固定支架6也可包括四个，四个固定支架6分别安装在芯片模组2的四个面上。
一种实施例中，提供了一种内窥镜摄像头50，与上述实施例的区别在于：本实施例的内窥镜摄像头的光学模组不可调节焦距，所有的光学镜片均固定安装。具体体现为：可调镜片座331与镜筒31固定连接。
本实施例中，手柄1具有容置元器件和握持的功能，手柄1具有容置腔11，手柄1的两端具有与容置腔11连通的开口，手柄1两端的开口分别用于连接通信线缆81和光学模组3。手柄1内容置有芯片模组2，手柄1上还安装有按钮组件12，按钮组件12通过线缆与芯片模组2连接。医生可手持手柄1，通过按钮组件12操控内窥镜摄像头成像检测。
芯片模组2包括传感器和处理器等部件，芯片模组2用于将光信号转为电信号，并对电信号进行处理后通过通信线缆81传送给摄像主机60成像。
光学模组3的一端直接穿设到手柄1的容置腔11内与芯片模组2连接。光学模组3的一端也可通过前盖与芯片模组2连接，光学模组3的整体位于手柄1的容置腔11外。
光学模组3包括镜筒31、固定光学组件32、可调光学组件33和防撞端子34，镜筒31的一端通过前盖或直接安装在手柄1远离通信线缆81一端的开口上，镜筒31的另一端与光学卡口40连接。固定光学组件32和可调光学组件33安装在镜筒31内，其中可调光学组件33通过螺钉或销钉固定在镜筒31内，可调光学组件33为可调节的安装，安装后可调光学组件33不可移动，若需要调整安装位置时，需要解除螺钉或销钉的锁紧，解锁移动可调光学组件33再固定锁定实现可调安装。
一种实施例中，提供了一种内窥镜摄像头50，与上述实施例的区别在于：光学镜片直接固定安装在镜筒内。
本实施例中，内窥镜摄像头50为固定焦段的摄像头，内窥镜摄像头包括镜筒和光学组件，光学组件包括若干个光学镜片和隔圈，光学镜片中包括用于出射扩散光和平行光的光学镜片，光学镜片的出射面连接有一个与带通孔的隔圈，隔圈的通孔形状与穿过自身光束形状一致，确保光学镜片出射的杂散光均能够被后端的隔圈挡住，并且避让有效光，以提高成像质量。
一种实施例中提供了一种内窥镜摄像头50，本申请以硬管内窥镜摄像头为例进行说明，本内窥镜摄像头也可应用在软镜上。
请参考图9和图10，本实施例的内窥镜摄像头包括手柄1、芯片模组2、光学模组3和手轮4。
手柄1具有容置元器件和握持的功能，手柄1具有容置腔11，手柄1的两端具有与容置腔11连通的开口，手柄1两端的开口分别用于连接通信线缆81和光学模组3。手柄1内容置有芯片模组2，手柄1上还安装有按钮组件12，按钮组件12通过线缆与芯片模组2连接。医生可手持手柄1，通过按钮组件12操控内窥镜摄像头成像检测。手柄1靠近手轮4的一端设有前盖5，前盖5的中部具有通孔，前盖5盖装在手柄1的开口上，前盖5用于将芯片模组2和光学模组3安装在手柄1的容置腔11内。
芯片模组2包括壳体21、芯片组件22和调节件24，芯片组件22安装在壳体21内，芯片组件22包括传感器和处理器等部件，传感器为光学传感器，传感器用于将光信号转为电信号，传感器用于对传感器输出的电信号进行放大、过滤等处理，处理器并将电信号处理后通过通信线缆81传送给主机60继续处理。壳体21朝向前盖5的一端为进光端，壳体21的进光端具有进光口211，芯片组件22的传感器与进光口211对齐设置，壳体21上还设有导线孔，通信线缆81可穿过壳体21的导线孔延伸至壳体21内与处理器连接。
请参考图11和图12，壳体21的进光端还设置有调节座25，壳体21的进光端设有安装孔，调节座25为筒状结构，调节座25的一端插装在壳体21的安装孔内，调节座25的另一端具有径向的凸环，凸环的轴向端面抵靠在壳体21的进光端的端面上起到轴向限位的作用。调节座25相对壳体21能够实现轴向调节的安装，壳体21上设有螺纹孔212，在螺纹孔212内安装有固定螺钉213，固定螺钉213的端部穿过螺纹孔212抵靠在调节座25的外壁上，固定螺钉213将调节座25锁紧在壳体21内。松开固定螺钉213后，调节座25能够相对调节座25轴向移动，进而在安装过程中能够调节调节座25的轴向位置到预设位置再通过固定螺钉213锁紧，提高了芯片组件22与光学模组3轴向位置精度，使得芯片组件22对焦更为准确。
调节座25露出壳体21的一端设有径向凸起的第一连接部251，优选的，设置有对称的两个第一连接部251，两个第一连接部251上分别设有轴向的第一调节孔252。
请参考图10和图13，光学模组3包括镜筒31和光学组件35，光学组件35固定安装在镜筒31内，光学组件35包括若干个镜片，光学组件35用于将成像光传递至芯片组件22。光学组件35也可轴向调节的安装在镜筒31内，在镜筒31上套装有手轮4，手轮4通过连接件穿过镜筒31与光学组件35连接，进而能通过转动手轮实现光学组件35的轴向移动，即能够实现光学变焦。
镜筒31具有进光端和出光端，镜筒31朝向芯片模组2的一端为出光端。镜筒31的出光端的外圆周边缘设有径向凸起的第二连接部314，第二连接部314具有对称的两个，两个第二连接部314上分别设有轴向的第二调节孔315，第二调节孔315与第一调节孔252一一对应。
前盖5的轴向内侧面上设有两个螺纹孔，镜筒31的出光端插入前盖5的通孔，镜筒31的第二连接部314贴靠在前盖5的内侧面上，调节座25的第一连接部251贴靠在镜筒31的第二连接部314上，并且第一调节孔252、第二调节孔315和前盖5的螺纹孔三孔对齐。
调节件24为调节杆，具体为螺钉结构，调节件24依次穿过第一连接部251的第一调节孔252和第二连接部314的第二调节孔315与前盖5的螺纹孔连接，调节件24将调节座25和镜筒31锁紧在前盖5上，进而将芯片模组2和光学模组3固定在手柄1上。
第一连接部251的第一调节孔252的内径大于调节件24的外径，第二连接部314的第二调节孔315的内径等于或略大于与调节件24的外径。其中，第一调节孔252具有相对调节件24径向移动的间隙，进而当松开调节件24后，能够调节调节座25相对镜筒31的径向位置，当调节芯片组件22与光学组件35轴向对齐后，再通过调节件24将调节座25锁紧固定。
本实施例中，将第一调节孔252的内径比调节件24的外径大，以实现径向调整，使得芯片组件22与光学组件35能够通过径向的调节实现轴向对齐，纠正了成像偏心问题，提高了成像质量。
在其他实施例中，设置第二调节孔315的内径大于调节件24的外径，通过调节镜筒31相对调节座25的径向位置，同样能够实现调节芯片组件22与光学组件35的轴向对齐。或者，设置第一调节孔252和第二调节孔315的内径均大于调节件24的外径，同时调节镜筒31和调节座25两者的径向位置，也能够实现调节芯片组件22与光学组件35的轴向对齐。
在其他实施例中，镜筒31设有额外用于固定安装的径向凸起，该径向凸起设有通孔，镜筒31通过螺钉固定在前盖5上，而调节件24用于将调节座25锁紧在镜筒31上。其中，第二调节孔315设置为螺纹孔，第一调节孔252的内径比调节件24的外径大，调节件24通过与第二调节孔315的螺纹连接将调节座25锁紧在镜筒31上，同样能够调节调节座25相对镜筒31的径向位置，及将镜筒31和调节座25固定到前盖5上。
一种实施例中提供了一种内窥镜摄像头，与上述实施例的区别在于：省略调节座25，壳体21直接与镜筒31连接。
本实施例中，壳体21的进光端的外圆周边缘设有两个径向凸起的第一连接部251，第一连接部251具有第一调节孔252。调节件24将壳体21和镜筒31固定到前盖5上。由于壳体21上设有内径大于调节件24的第一调节孔252，进而能够通过调节壳体21的径向位置，实现调节芯片组件22与光学组件35轴向对齐。
一种实施例中提供了内窥镜摄像头，与上述实施例的区别在于：壳体21的进光端安装有支架26，支架26代替调节座25实现轴向对齐调节。
请参考图14和图15，一种实施例中，将内窥镜摄像头中现有支架26做为调节座使用，无需额外再设置调节座，能够节约成本。支架26用于将壳体21安装在前盖5上。支架26为L型结构，支架26包括相互垂直或接近垂直的第一连接部261和支撑部262，第一连接部261设有第一调节孔242，第一调节孔242用于安装调节件24。壳体21通过螺钉固定在支架26的支撑部262上。
调节件24穿过支架26上的第一调节孔252和镜筒31上的第二调节孔315螺纹连接在前盖5上。其中第一调节孔252的内径大于调节件24的外径，进而能够通过调节支架26相对镜筒31的径向位置，实现调节芯片组件22相对光学组件35轴向对齐。
一种实施例中提供了内窥镜摄像头，与上述实施例的区别在于：调节件24用于调节壳体21与调节座25之间的径向位置，进而调节芯片组件22与光学组件35之间的轴向对齐。
请参考图16，本实施例中，镜筒31的出光端和调节座25通过螺钉固定在前盖5上，镜筒31相对调节座25固定，两者之间无法调节安装。调节座25的一端外径小于壳体21的进光端的安装孔的内径，调节座25相对壳体21具有径向移动的空间。壳体21的进光端在一个圆周上设有至少三个均匀分布的调节孔214，该调节孔为螺纹孔，调节件24为螺杆或螺钉。壳体21的每个调节孔214内安装有一个调节件24，调节件24的一端抵靠在调节座25的外侧面上。调节件24通过拧入壳体21的调节孔的深度不同，实现调节调节座25的径向位置，进而能够实现调节芯片组件22相对光学组件35对齐。
一种实施例中，请参考图17，调节件23安装在壳体21上，每个调节件23的端部与调节座24的外壁之间设有一个垫片215，垫片215用于增大调节件23与调节座24之间的接触面积，将调节件23与调节座24之间的点接触修变成面接触，改善调节件23与调节座24之间的受力，能够使得调节件23的调节更为精确。
本实施例中，将光学模组3固定安装，单独调节芯片模组2内芯片组件22的径向位置，实现与光学组件35对齐调节。
一种实施例中提供了一种内窥镜摄像头，与上述实施例的区别在于：调节件24属于光学模组3的一部分，并且调节座25安装在镜筒31上。
请参考图18，本实施例中，光学模组3包括镜筒31、光学组件35和调节件24，调节座25的一端插装在镜筒31的出光端，调节座25同样能够相对镜筒31轴向调节的固定。在镜筒31上设有螺纹孔，螺纹孔内安装有固定螺钉，固定螺钉的端部延伸至镜筒31内抵靠在调节座25的外侧壁上，将调节座25锁紧。
调节座25上具有第一连接部251，壳体21的进光端的外圆周边缘设有两个径向凸起的第二连接部314，第二连接部314具有轴向的第二调节孔315。其中第二调节孔315的内径大于调节件24的外径，调节件24依次将壳体21和调节座25固定在前盖5上。
同样的，设置第一连接部251上的第一调节孔252的内径大于调节件24的外径，或者第一调节孔252和第二调节孔315的内径均大于调节件24的外径，也能够实现调节芯片组件22与光学组件35轴向对齐。
一种实施例中提供了一种内窥镜摄像头，与上述实施例的区别在于：调节件24用于调节光学组件35与镜筒31之间的径向位置，进而调节芯片组件22与光学组件35之间的轴向对齐。
本实施例中，镜筒31和壳体21通过螺钉固定在前盖5上，镜筒31和壳体21相对固定，无法进行径向调节。光学组件35包括镜片座351和镜片组352，镜片座351为筒状结构，镜片组352包括若干个镜片，镜片组352固定安装在镜片座351内。镜片座351的外径小于镜筒31的内径，镜片座351相对镜筒31具有径向移动的空间。
镜筒31的一个圆周上设有至少三个调节孔316，该调节孔316为螺纹孔，调节件24为螺杆或螺钉。镜筒31的每个调节孔316内安装有一个调节件24，调节件24的一端抵靠在镜片座351的外侧面上。调节件24通过拧入镜筒31的调节孔的深度不同，实现调节镜片座351的径向位置，进而能够实现调节光学组件35相对芯片组件22轴向对齐。
一种实施例中，请参考图19，镜筒31上安装有调节件23，每个调节件23的端部与镜片座321的外壁之间设有一个垫片215，垫片215用于增大调节件23与镜片座321之间的接触面积，将调节件23与镜片座321之间的点接触修变成面接触，改善调节件23与镜片座321之间的受力，能够使得调节件23的调节更为精确。
一种实施例中提供了一种内窥镜摄像头，其包括上述至少两种调节方式，如镜筒31上安装有调节件24，同时镜筒31和壳体21之间也安装有调节件24。其中，镜筒31上的调节件24用于调节光学组件35与镜筒31的径向位置，镜筒31和壳体21之间的调节件24用于调节壳体21相对镜筒31的径向位置，两种调节方式均能够单独实现调节芯片组件22和光学组件35的轴向对齐，而两种调节方式并存，能够更高效的调节芯片组件22和光学组件35的轴向对齐。
一种实施例中提供了一种内窥镜摄像头，与上述实施例的区别在于：芯片模组20的壳体21与光学模组30的镜筒31之间直接采用可径向调节的方式连接在一起。
请参考图20，壳体21朝向镜筒31的一端设有安装孔，镜筒31的端部插接在壳体21的安装孔内，安装孔的内径略大于镜筒31的端部的外径，使得镜筒31与壳体21的安装孔之间具有径向调节的间隙。
一种实施例中，在安装过程中，镜筒31的端部相对壳体21的安装孔对齐之后，在镜筒31与壳体21的安装孔之间打入固定胶，固定胶将镜筒31与壳体21固定。
请参考图21，一种实施例中，在壳体21上设有若干个调节孔，每个调节孔内安装有一个调节件23，调节件23为螺杆或螺钉，调节孔为螺纹孔。调节件23的端部抵靠在镜筒31的外圆周表面上。并且，在调节件23的端部与镜筒31之间设有垫片215，垫片215用于增大调节件23与镜筒31之间的接触面积，将调节件23与镜筒31之间的点接触修变成面接触，改善调节件23与镜筒31之间的受力，能够使得调节件23的调节更为精确。
一种实施例中提供了一种内窥镜摄像头，与上述实施例的区别在于：芯片模组20的壳体21与光学模组30的镜筒31之间直接采用可径向调节的方式连接在一起。
请参考图22，壳体21朝向镜筒31的一端设有筒状的安装部，壳体21的安装部插装在镜筒31的一端内，镜筒31的内径略大于壳体21的安装部的外径，使得镜筒31与壳体21的安装部之间具有径向调节的间隙。
一种实施例中，在安装过程中，壳体21的安装部相对镜筒31对齐之后，在壳体21的安装部与镜筒31之间打入固定胶，固定胶将镜筒31与壳体21固定。
请参考图23，一种实施例中，在镜筒31上设有若干个调节孔，每个调节孔内安装有一个调节件23，调节件23为螺杆或螺钉，调节孔为螺纹孔。调节件23的端部抵靠在壳体21的安装部的外圆周表面上。并且，在调节件23的端部与壳体21的安装部之间设有垫片215，垫片215用于增大调节件23与壳体21的安装部之间的接触面积，将调节件23与壳体21的安装部之间的点接触修变成面接触，改善调节件23与壳体21的安装部之间的受力，能够使得调节件23的调节更为精确。
以上应用了具体个例对本发明进行阐述，只是用于帮助理解本发明，并不用以限制本发明。对于本领域的一般技术人员，依据本发明的思想，可以对上述具体实施方式进行变化。

Claims (51)

  1. 一种内窥镜摄像头, 其特征在于，包括：
    手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
    芯片模组，所述芯片模组包括壳体和芯片组件，所述壳体安装在所述手柄的容置腔内，所述芯片组件安装在所述壳体内，所述壳体具有进光端，所述进光端设有进光口，所述芯片组件用于将光信号转为电信号；
    光学模组，所述光学模组与所述芯片模组连接，所述光学模组包括镜筒、固定光学组件和可调光学组件，所述固定光学组件安装在所述镜筒远离所述芯片模组的一端，所述可调光学组件可轴向移动的安装在所述镜筒内；
    以及手轮，所述手轮可旋转的套装在所述镜筒上，并通过连接件与所述可调光学组件连接，所述手轮用于调节所述可调光学组件的轴向位置。
  2. 如权利要求1所述的内窥镜摄像头，其特征在于，所述镜筒的一端与所述壳体的进光端连接。
  3. 如权利要求1或2所述的内窥镜摄像头，其特征在于，所述壳体的进光端设有安装座，所述安装座具有安装孔，所述镜筒的一端插装在所述安装座的安装孔内，并且所述镜筒与所述进光口轴向对齐。
  4. 如权利要求3所述的内窥镜摄像头，其特征在于，所述安装座的安装孔内设有第一连接部，所述镜筒的端部设有第二连接部，所述第一连接部与所述第二连接部连接。
  5. 如权利要求4所述的内窥镜摄像头，其特征在于，所述第一连接部为内螺纹，所述第二连接部为外螺纹；或第一连接部为卡槽，所述第二连接部为卡扣。
  6. 如权利要求4所述的内窥镜摄像头，其特征在于，所述安装座的安装孔内还设有与所述第一连接部轴向并排的第一定位部，所述镜筒的一端设有与所述第二连接部轴向并排的第二定位部，所述第一定位部限位在所述第二定位部上。
  7. 如权利要求6所述的内窥镜摄像头，其特征在于，所述第一定位部为若干个轴向凸起，所述第二定位部为环形面；或者所述第一定位部为环形面，所述第二定位部为若干个轴向凸起。
  8. 如权利要求3所述的内窥镜摄像头，其特征在于，所述安装座上设有锁紧孔，所述锁紧孔内安装有锁紧螺钉，所述锁紧螺钉将所述镜筒的一端锁紧在所述安装座内。
  9. 如权利要求1所述的内窥镜摄像头，其特征在于，所述光学模组的镜筒与所述芯片模组的外壳为一体化结构。
  10. 如权利要求3至8中任一项所述的内窥镜摄像头，其特征在于，所述手柄靠近所述手轮的一端的开口上盖装有前盖，所述前盖具有通孔，所述镜筒穿设在所述前盖的通孔内，所述壳体与所述前盖连接，所述前盖用于将芯片模组和光学模组安装在所述手柄的容置腔内。
  11. 如权利要求10所述的内窥镜摄像头，其特征在于，所述镜筒上设有限位部，所述限位部用于限位所述镜筒的轴向位置。
  12. 如权利要求11所述的内窥镜摄像头，其特征在于，所述限位部卡在所述前盖和安装座之间。
  13. 如权利要求11所述的内窥镜摄像头，其特征在于，所述限位部为环形凸起，或为设置在同一个圆周上的若干个径向凸起。
  14. 如权利要求10所述的内窥镜摄像头，其特征在于，还包括固定支架，所述固定支架位于所述手柄的容置腔内，所述固定支架的一端与所述前盖连接，另一端与所述芯片模组的壳体连接。
  15. 如权利要求14所述的内窥镜摄像头，其特征在于，所述固定支架为L型结构，所述固定支架包括长臂和短臂，所述长臂贴靠在所述安装座和壳体上，所述长臂与所述壳体连接，所述短臂贴靠在所述前盖上并与所述前盖连接。
  16. 如权利要求15所述的内窥镜摄像头，其特征在于，所述固定支架的长臂和短臂分别通过螺钉与所述壳体和前盖固定。
  17. 如权利要求15所述的内窥镜摄像头，其特征在于，所述固定支架具有多个，多个所述固定支架中的至少一个与接地线缆连接。
  18. 如权利要求17所述的内窥镜摄像头，其特征在于，连接有所述接地线缆的所述固定支架为接地支架，所述接地支架的长臂的端部延伸至所述壳体的轴向端部。
  19. 一种内窥镜摄像头, 其特征在于，包括：
    手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
    芯片模组，所述芯片模组安装在所述手柄的容置腔内，所述芯片模组用于将光信号转为电信号；
    光学模组，所述光学模组与所述芯片模组直接连接，所述光学模组整体或部分露出于所述手柄的开口；
    以及手轮，所述手轮可旋转的套装在所述光学模组上。
  20. 如权利要求19所述的内窥镜摄像头，其特征在于，所述芯片模组设有安装座，所述安装座具有安装孔，所述光学模组的一端插装在所述安装座的安装孔内。
  21. 如权利要求20所述的内窥镜摄像头，其特征在于，所述安装座的安装孔内设有第一连接部，所述光学模组的端部设有第二连接部，所述第一连接部与所述第二连接部连接。
  22. 如权利要求21所述的内窥镜摄像头，其特征在于，所述安装座的安装孔内还设有与所述第一连接部轴向并排的第一定位部，所述光学模组的一端设有与所述第二连接部轴向并排的第二定位部，所述第一定位部限位在所述第二定位部上。
  23. 一种内窥镜摄像头，其特征在于，包括：
    手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
    芯片模组，所述芯片模组包括壳体和芯片组件，所述壳体安装在手柄的容置腔内，所述芯片组件安装在所述壳体内，所述壳体具有进光端，所述进光端设有进光口；
    以及光学模组，所述光学模组包括镜筒和光学组件，所述镜筒的一端与所述壳体的进光端连接，所述光学组件安装在所述镜筒内，所述光学组件用于传送光信号。
  24. 如权利要求23所述的内窥镜摄像头，其特征在于，所述壳体设有安装座，所述安装座具有安装孔，所述镜筒的一端插装在所述安装座的安装孔内。
  25. 如权利要求24所述的内窥镜摄像头，其特征在于，所述安装座的安装孔内设有第一连接部，所述镜筒的端部设有第二连接部，所述第一连接部与所述第二连接部连接。
  26. 如权利要求25所述的内窥镜摄像头，其特征在于，所述安装座的安装孔内还设有与所述第一连接部轴向并排的第一定位部，所述镜筒的一端设有与所述第二连接部轴向并排的第二定位部，所述第一定位部限位在所述第二定位部上。
  27. 如权利要求23所述的内窥镜摄像头，其特征在于，所述芯片模组还包括调节件，所述调节件设置在所述壳体上，所述调节件用于对所述芯片组件进行径向调节。
  28. 如权利要求27所述的内窥镜摄像头，其特征在于，所述调节件包括调节杆，所述壳体和/或所述镜筒上设有调节孔，所述调节杆穿设在所述调节孔内，所述调节杆用于调节及固定所述芯片组件和/或光学组件的径向位置。
  29. 如权利要求28所述的内窥镜摄像头，其特征在于，所述壳体的进光端设有第一连接部，所述镜筒的出光端设有第二连接部；所述第一连接部上设有第一调节孔，所述第二连接部上设有第二调节孔；所述调节杆设置在所述第一调节孔和第二调节孔内，所述调节杆用于固定所述第一连接部和第二连接部；所述第一调节孔的内径与所述调节杆的外径适配，所述第二调节孔的内径大于所述调节杆的外径；或者，所述第二调节孔的内径与所述调节杆的外径适配，所述第一调节孔的内径大于所述调节杆的外径；或者两个调节孔的内径都大于所述调节杆的外径。
  30. 如权利要求28所述的内窥镜摄像头，其特征在于，所述壳体的进光端设有调节座；所述调节座设有第一连接部，所述镜筒的出光端设有第二连接部；所述第一连接部设有第一调节孔，所述第二连接部上设有第二调节孔；所述调节杆设置在所述第一调节孔和第二调节孔内，所述调节杆用于固定所述第一连接部和第二连接部；所述第一调节孔的内径与所述调节杆的外径适配，所述第二调节孔的内径大于所述调节杆的外径；或者，所述第二调节孔的内径与所述调节杆的外径适配，所述第一调节孔的内径大于所述调节杆的外径；或者两个调节孔的内径都大于所述调节杆的外径。
  31. 如权利要求29所述的内窥镜摄像头，其特征在于，所述壳体的进光端设有安装孔，所述调节座的一端可轴向调节的安装在所述壳体的安装孔内。
  32. 如权利要求31所述的内窥镜摄像头，其特征在于，所述壳体上设置有固定螺钉，所述固定螺钉将所述调节座的一端与所述壳体固定。
  33. 如权利要求28所述的内窥镜摄像头，其特征在于，所述手柄的容置腔的开口处安装有前盖，所述前盖的中部设有通孔，所述镜筒穿设在所述前盖的通孔内；所述前盖的轴向内侧面设有螺钉孔，所述调节杆为螺杆或螺钉，所述调节杆连接在所述前盖的螺钉孔内。
  34. 如权利要求28所述的内窥镜摄像头，其特征在于，所述壳体的进光端设有调节座和安装孔，所述调节座的一端的安装在所述壳体的安装孔内；所述调节座的一端外径小于所述壳体的安装孔的内径，所述壳体的进光端的一个圆周上设有至少三个所述调节孔，每个所述调节孔上安装有一个所述调节杆。
  35. 如权利要求34所述的内窥镜摄像头，其特征在于，所述调节孔为螺纹孔，所述调节杆为螺杆或螺钉，所述调节杆的端部穿过所述调节孔抵靠在所述调节座的一端上。
  36. 如权利要求35所述的内窥镜摄像头，其特征在于，所述调节杆的端部与所述调节座之间设有垫片。
  37. 如权利要求23所述的内窥镜摄像头，其特征在于，所述光学模组还包括调节件，所述调节件设置在所述镜筒上，所述调节件用于对所述光学组件进行径向调节。
  38. 如权利要求37所述的内窥镜摄像头，其特征在于，所述调节件包括调节杆，所述壳体和/或所述镜筒上设有调节孔，所述调节杆穿设在所述调节孔内，所述调节杆用于调节及固定所述芯片组件和/或光学组件的径向位置。
  39. 如权利要求38所述的内窥镜摄像头，其特征在于，所述壳体的进光端设有第一连接部，所述镜筒的出光端设有第二连接部；所述第一连接部上设有第一调节孔，所述第二连接部上设有第二调节孔；所述调节杆设置在所述第一调节孔和第二调节孔内，所述调节杆用于固定所述第一连接部和第二连接部；所述第一调节孔的内径与所述调节杆的外径适配，所述第二调节孔的内径大于所述调节杆的外径；或者，所述第二调节孔的内径与所述调节杆的外径适配，所述第一调节孔的内径大于所述调节杆的外径；或者两个调节孔的内径都大于所述调节杆的外径。
  40. 如权利要求38所述的内窥镜摄像头，其特征在于，所述镜筒的出光端设有调节座；所述调节座的设有第一连接部，所述壳体的进光端设有第二连接部；所述第一连接部的圆周上设有第一调节孔，所述第二连接部上设有第二调节孔；所述第一调节孔和第二调节孔中一个调节孔的内径与所述调节杆的外径适配，另一个调节孔的内径大于所述调节杆的外径，或者两个调节孔的内径都大于所述调节杆的外径；所述调节杆设置在所述第一调节孔和第二调节孔内，所述调节杆用于固定所述第一连接部和第二连接部。
  41. 如权利要求38所述的内窥镜摄像头，其特征在于，所述手柄的容置腔的开口处安装有前盖，所述前盖的中部设有通孔，所述镜筒穿设在所述前盖的通孔内；所述前盖的轴向内侧面设有螺钉孔，所述调节杆为螺杆或螺钉，所述调节杆连接在所述前盖的螺钉孔内。
  42. 如权利要求38所述的内窥镜摄像头，其特征在于，所述光学组件的外径小于所述镜筒的内径，所述镜筒的一个圆周上设有至少三个所述调节孔，每个所述调节孔上安装有一个所述调节杆，所述调节孔为螺纹孔，所述调节杆为螺杆或螺钉，所述调节杆的端部穿过所述调节孔抵靠在所述光学组件上。
  43. 如权利要求42所述的内窥镜摄像头，其特征在于，所述光学组件包括镜片座和镜片组，所述镜片座为筒状结构，所述镜片组安装在所述镜片座内，所述调节杆的端部抵靠在所述镜片座的外圆周表面上。
  44. 如权利要求43所述的内窥镜摄像头，其特征在于，所述调节杆的端部与所述镜片座的外圆周表面之间设有垫片。
  45. 一种内窥镜摄像头，其特征在于，包括：
    手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
    芯片模组，所述芯片模组包括壳体和芯片组件，所述壳体安装在所述手柄的容置腔内，所述芯片组件安装在所述壳体内，所述壳体具有进光端，所述进光端设有进光口，所述芯片组件用于将光信号转为电信号；
    以及光学模组，所述光学模组包括镜筒和光学组件，所述光学组件安装在所述镜筒内，所述镜筒具有出光端，所述镜筒的出光端与所述壳体的进光端连接；
    所述壳体朝向所述镜筒的一端设有安装孔，所述镜筒的一端设置在所述壳体的安装孔内，所述壳体与所述镜筒之间具有径向调节安装的间隙。
  46. 如权利要求45所述的内窥镜摄像头，其特征在于，所述壳体和所述镜筒之间通过打胶固定或螺钉固定。
  47. 如权利要求46所述的内窥镜摄像头，其特征在于，所述壳体上设有螺纹孔，所述螺钉固定在所述壳体的螺纹孔上，所述螺钉的端部抵靠在所述镜筒的外圆周表面上，并且所述螺钉的端部和所述镜筒的外圆周表面之间设有垫片。
  48. 一种内窥镜摄像头，其特征在于，包括：
    手柄，所述手柄具有容置腔，所述手柄的一端具有与所述容置腔连通的开口；
    芯片模组，所述芯片模组包括壳体和芯片组件，所述壳体安装在所述手柄的容置腔内，所述芯片组件安装在所述壳体内，所述壳体具有进光端，所述进光端设有进光口，所述芯片组件用于将光信号转为电信号；
    以及光学模组，所述光学模组包括镜筒和光学组件，所述光学组件安装在所述镜筒内，所述镜筒具有出光端，所述镜筒的出光端与所述壳体的进光端连接；
    所述壳体朝向所述镜筒的一端设有安装部，所述壳体的安装部设置在所述镜筒内，所述壳体的安装部与所述镜筒之间具有径向调节安装的间隙。
  49. 如权利要求48所述的内窥镜摄像头，其特征在于，所述壳体的安装部和所述镜筒之间通过打胶固定或螺钉固定。
  50. 如权利要求49所述的内窥镜摄像头，其特征在于，所述镜筒上设有螺纹孔，所述螺钉固定在所述镜筒的螺纹孔上，所述螺钉的端部抵靠在所述壳体的安装部上，并且所述螺钉的端部和所述壳体的安装部之间设有垫片。
  51. 一种内窥镜摄像系统，其特征在于，包括光源、导光束、内窥镜、光学卡口、通信线缆、摄像主机、显示器、视频连接线和如权利要求1至50中任一项所述的内窥镜摄像头，所述光源通过所述导光束与所述内窥镜连接，所述内窥镜摄像头的一端通过所述光学卡口与所述内窥镜连接，所述内窥镜摄像头的另一端通过所述通信线缆与所述摄像主机连接，所述摄像主机通过所述视频连接线与所述显示器连接。
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