CN115191911B - Endoscope capable of intelligently regulating imaging effect - Google Patents
Endoscope capable of intelligently regulating imaging effect Download PDFInfo
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- CN115191911B CN115191911B CN202211127937.6A CN202211127937A CN115191911B CN 115191911 B CN115191911 B CN 115191911B CN 202211127937 A CN202211127937 A CN 202211127937A CN 115191911 B CN115191911 B CN 115191911B
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- 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
- A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
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- 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
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- 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
- A61B1/12—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 with cooling or rinsing arrangements
- A61B1/126—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 with cooling or rinsing arrangements provided with means for cleaning in-use
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- 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
- A61B1/12—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 with cooling or rinsing arrangements
- A61B1/127—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 with cooling or rinsing arrangements with means for preventing fogging
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- 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
- G02B23/2415—Stereoscopic endoscopes
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- 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
- G02B23/2461—Illumination
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Abstract
The invention relates to the field of medical instruments, in particular to an endoscope capable of intelligently regulating and controlling imaging effect. The endoscope aims to solve the technical problems that the cleaning mode of heating and drying has limited effect on removing stains and water mist, and the effective visual field of the endoscope is influenced by the distance of illumination and the intensity of a light source. The invention provides an endoscope capable of intelligently regulating and controlling imaging effect, which comprises a dimming unit, an outer light guide plate and the like; the light adjusting unit is connected with the outer light guide plate. Add before the light source of this endoscope and be equipped with round outer light guide plate and round interior light guide plate, forward twists reverse the torque ring and switches to the short-distance light mode, with the accent of intense light source irradiation range to near, make endoscope camera lens near and well distant region regional luminous volume that reduces simultaneously, switch to far-distance light mode during reverse twisting the torque ring, avoid through the mode that increases illumination intensity, the phenomenon that leads to regional reflection out the reflection of light district of large piece around the camera lens takes place, in addition carry out spot and water smoke through spraying steam to the camera lens and clear away.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to an endoscope capable of intelligently regulating and controlling imaging effect.
Background
With the development of modern medical technology, minimally invasive surgery is widely developed clinically, and a clear operation visual field is a key for endoscope operation safety, so that the antifogging and antifouling treatment of an endoscope lens is of great importance, in the process of performing endoscopic surgery, part of water vapor is easy to condense to form a layer of fog after encountering a cold endoscope lens due to the fact that the difference between the temperature of a body cavity and the temperature outside the body is large, the definition of the operation field on a display is influenced, the operation is influenced, a drying component is arranged in an endoscope disclosed by CN108514399B, the moisture in the cavity is effectively absorbed and dried, a fog layer is prevented from being generated on an optical path of the endoscope, the dryness in the cavity of the endoscope is improved, and the imaging performance of the endoscope is effectively ensured.
The lens of the endoscope is cleaned by means of heating and drying, the cleaning effect on stains and water mist is limited, besides the stains and the water mist, the effective visual field of the endoscope is limited due to the fact that the distance of illumination and the intensity of a light source are limited, if the endoscope is irradiated in a distance mode by enhancing the intensity of the light source, a large whitish light reflecting area is reflected in the area around the lens, the near visual field of the endoscope is shielded, if the endoscope is irradiated in a near mode by weakening the intensity of the light source, the definition of an image fed back due to insufficient light intensity is not high, even the visual field in the middle and far positions of the endoscope is blurred, and the imaging quality of the endoscope is finally affected.
Disclosure of Invention
In order to overcome the defects that the cleaning mode of heating and drying has limited effect on removing stains and water mist, and the effective visual field of the endoscope is influenced by the illumination distance and the light source intensity, so that the imaging quality of the endoscope is reduced, the invention provides the endoscope with the intelligent imaging effect regulation and control function.
The technical scheme is as follows: an endoscope capable of intelligently regulating and controlling imaging effect comprises a dimming unit, a bidirectional adjusting unit, a cylinder, an imaging lens, a lamp body, an outer integrated ring, an outer light guide plate, an inner integrated ring and an inner light guide plate; an inner cylinder structure is arranged inside the cylinder body; an imaging lens is arranged in the inner cylinder of the cylinder body; the front end of the cylinder body is provided with a lamp body; a vent groove is arranged in the cylinder body around the outer side of the inner cylinder; the lower part of the rear end of the cylinder body is fixedly connected with a pipe joint which is communicated with the ventilation groove of the cylinder body; a plurality of vent holes are formed in the front side of the inner barrel of the barrel body, and each vent hole is communicated with a vent groove; the outer edge of the front end of the cylinder body is fixedly connected with an outer integrated ring; the outer surface of the surrounding outer integrated ring is fixedly connected with a plurality of outer light guide plates; the middle part of the front end of the cylinder body is fixedly connected with an inner integrated ring; the outer surface of the surrounding inner integrated ring is fixedly connected with a plurality of inner light guide plates; the inner side of the cylinder is connected with a light adjusting unit; the rear side of the cylinder is connected with a bidirectional allocating unit; when the bidirectional adjusting unit is twisted in the forward direction, the light adjusting unit is triggered to simultaneously drive the outer light guide plate and the inner light guide plate to be switched to a low beam mode; the air vent holes spray hot air to the imaging lens to treat stains and water mist, and the inner light guide plate gathers the hot air blown out of the air vent holes at the imaging lens; the reverse-torsion bidirectional adjusting unit triggers the light adjusting unit to drive the inner light guide plate to be switched to a high beam mode.
As a preferred technical scheme of the invention, a layer of light absorbing sheet for weakening the light source is attached to the inner surface of each outer light guide plate.
In a preferred embodiment of the present invention, a reflective sheet for reflecting the light source is attached to an outer surface of each of the inner light guide plates.
As a preferred technical scheme of the invention, each vent hole is arranged to be a horn-shaped structure which is wide towards one end of the vent groove of the cylinder body and narrow towards one end of the inner cylinder of the cylinder body, and the outer ends of the vent holes face towards the imaging lens.
As a preferred technical scheme of the invention, the dimming unit comprises a rear mounting ring, a first sliding block, a first conical sleeve, an outer pull ring, an outer ring pull rope, a second sliding block, a second conical sleeve, an inner pull ring, an inner ring pull rope, a front mounting ring, a third sliding block and a third conical sleeve; a rear mounting ring is fixedly connected to the rear side of the vent groove of the cylinder body; a plurality of first sliding blocks are connected around the inner side of the rear mounting ring in a sliding manner; the front end of each first sliding block is fixedly connected with a first conical sleeve; outer pull rings are sleeved between the front sides of all the outer light guide plates; an outer ring pull rope is fixedly connected between each first conical sleeve and the outer pull ring; all the outer ring pull ropes penetrate through the front end of the cylinder; the upper side and the lower side of the rear mounting ring are respectively connected with a second sliding block in a sliding manner; the front ends of the two second sliding blocks are fixedly connected with a second conical sleeve respectively; inner pull rings are sleeved between the front sides of all the inner light guide plates; an inner ring pull rope is fixedly connected between each second conical sleeve and each inner pull ring; all the inner ring pull ropes penetrate through the front end of the cylinder body; a front mounting ring is fixedly connected to the rear side of the ventilation groove of the cylinder body, and the front mounting ring is positioned on the front side of the rear mounting ring; the upper side and the lower side of the front mounting ring are respectively connected with a third sliding block in a sliding way; the rear ends of the two third sliding blocks are fixedly connected with a third conical sleeve respectively; the two inner ring pull ropes are fixedly connected with a third sliding block respectively; the two inner ring pull ropes are respectively and fixedly connected with a third conical sleeve.
As a preferred technical scheme of the invention, the bidirectional adjusting and dialing unit comprises a torsion ring, a middle mounting ring, a rear push block and a front push block; the rear side of the barrel is connected with a torsion ring in a sliding way, and the torsion ring is positioned between the rear mounting ring and the front mounting ring; the inner side of the torsion ring is fixedly connected with a middle mounting ring; a plurality of rear push blocks are fixedly connected around the rear side of the middle mounting ring; the upper part of the front side of the middle mounting ring and the lower part of the front side are respectively fixedly connected with a front pushing block.
As a preferred technical scheme of the invention, a plurality of anti-skid convex strip structures are arranged on the outer surface of the encircling torsion ring.
As a preferred technical scheme of the invention, the air hole adjusting device also comprises an air hole adjusting unit, wherein the air hole adjusting unit for adjusting the size of the air hole is arranged in the cylinder body, and comprises a front air guide ring, a rear air guide ring, a conical plug, a spring part, a button, a fixed block, a wedge-shaped block and a slide rod; the front side of the vent groove of the cylinder body is fixedly connected with a front air guide ring; the front side of the vent groove of the cylinder body is connected with a rear air guide ring in a sliding way, and the rear air guide ring is positioned at the rear side of the front air guide ring; a plurality of air transmission holes are respectively arranged in the rear air guide ring and the front air guide ring in a staggered manner; the front side of the rear air guide ring is fixedly connected with a plurality of conical plugs; each conical plug is inserted into one air transmission hole of the front air guide ring; a spring part is fixedly connected between the rear air guide ring and the front air guide ring; the upper part of the rear side of the cylinder body is connected with a button in a sliding way; a fixed block is fixedly connected to the lower side of the button; the front side and the rear side of the fixed block are respectively fixedly connected with a wedge block; two sliding rods are fixedly connected between the rear air guide ring and the cylinder body; the right side inclined plane structures of the two wedge-shaped blocks are respectively tightly attached to one sliding rod.
As a preferred technical scheme of the invention, one side of each of the two sliding rods, which is close to the wedge-shaped block, is provided with a sliding groove structure.
As a preferred technical scheme of the invention, each conical plug is internally provided with a balance air hole.
Has the beneficial effects that: the technical scheme provides an endoscope with an intelligent regulation imaging effect, wherein a circle of outer light guide plate and a circle of inner light guide plate are additionally arranged in front of a light source of the endoscope, a layer of light absorbing sheet is attached to the inner side of the outer light guide plate, a layer of reflector sheet is attached to the outer side of the inner light guide plate, when a torsion ring of an endoscope barrel is twisted forward, a light adjusting component is triggered to simultaneously drive the outer light guide plate and the inner light guide plate to retract inwards, the light source is focused and the aperture is reduced to be switched to a low-beam mode, the irradiation range of a strong light source is adjusted to the near, so that near and middle far areas of an endoscope lens are illuminated and the light entering amount is reduced, the imaging effect is improved and the imaging quality is guaranteed, when the torsion ring of the endoscope barrel is twisted reversely, the light adjusting component is triggered to drive the inner light guide plate to extend outwards, the reflector sheet on the inner light guide plate is matched with the outer light guide plate to converge the light source and irradiate the far area, the far area is switched to be switched to a high-beam mode, and the phenomenon that the reflection area around the lens reflects a large reflection area is avoided; in addition, the imaging lens is sprayed with hot air through the vent holes to remove stains and water mist, the inner light guide plate is inwardly shrunk at the moment, the hot air blown out from the vent holes is collected, and the treatment effect of removing the stains and the water mist is improved.
Drawings
FIG. 1 is a schematic perspective view of an endoscope with intelligently controlled imaging effect according to the present invention;
FIG. 2 is a first cross-sectional view of the front end of the intelligent imaging effect regulating endoscope of the present invention;
FIG. 3 is a second cross-sectional view of the front end of the intelligent imaging endoscope of the present invention;
FIG. 4 is an enlarged view of region F of the present intelligently controlled imaging endoscope;
FIG. 5 is a schematic view of a combined three-dimensional structure of a light-adjusting unit and an external light guide plate of an endoscope for intelligently adjusting and controlling an imaging effect according to the present invention;
FIG. 6 is a schematic view of a combined three-dimensional structure of a light adjusting unit and an inner light guide plate of an endoscope for intelligently adjusting and controlling an imaging effect according to the present invention;
FIG. 7 is a first cross-sectional view of the rear end of the intelligent imaging endoscope of the present invention;
FIG. 8 is a second cross-sectional view of the rear end of the intelligent imaging endoscope of the present invention;
FIG. 9 is a schematic perspective view of a light-adjusting unit of the endoscope for intelligently controlling imaging effect according to the present invention;
FIG. 10 is a schematic perspective view of a bidirectional dialing unit of the endoscope for intelligently controlling imaging effect according to the present invention;
FIG. 11 is a schematic perspective view of an air hole adjusting unit of the endoscope for intelligently adjusting and controlling imaging effect according to the present invention;
FIG. 12 is a schematic view of a first partial three-dimensional structure of an air hole adjusting unit of an endoscope for intelligently controlling an imaging effect according to the present invention;
fig. 13 is a schematic view of a second partial three-dimensional structure of an air hole adjusting unit of an endoscope for intelligently adjusting and controlling an imaging effect according to the present invention.
Labeled as: 1-barrel, 11-inner barrel, 12-vent groove, 13-tube joint, 14-vent hole, 2-imaging lens, 21-cable, 3-lamp body, 31-LED light source, 4-outer integrated ring, 41-outer light guide plate, 42-light absorbing sheet, 5-inner integrated ring, 51-inner light guide plate, 52-reflector sheet, 101-rear mounting ring, 102-first slider, 103-first taper sleeve, 104-outer pull ring, 105-outer ring pull rope, 106-second slider, 107-second taper sleeve, 108-inner pull ring, 109-inner ring pull rope, 110-front mounting ring, 111-third slider, 112-third taper sleeve, 201-torsion ring, 202-middle mounting ring, 203-rear push block, 204-front push block, 301-front air guide ring, 302-rear air guide ring, 303-taper plug, 304-spring element, 305-button, 306-wedge block, 307-wedge block, 308-slide bar.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description, but the invention is not limited to the scope of protection and application.
Example 1
An endoscope capable of intelligently regulating and controlling an imaging effect is shown in fig. 1-10 and comprises a dimming unit, a bidirectional dialing unit, a barrel 1, an imaging lens 2, a cable 21, a lamp body 3, an LED light source 31, an outer integrated ring 4, an outer light guide plate 41, an inner integrated ring 5 and an inner light guide plate 51; an inner cylinder 11 structure is arranged inside the cylinder body 1; an imaging lens 2 is arranged in an inner barrel 11 of the barrel 1; the cable 21 of the imaging lens 2 penetrates through the inner cylinder 11 of the cylinder 1; the front end of the cylinder body 1 is provided with a lamp body 3; a plurality of LED light sources 31 are arranged around the front side of the lamp body 3; around the outer side of the inner cylinder 11, a vent groove 12 is arranged inside the cylinder 1; the lower part of the rear end of the cylinder 1 is fixedly connected with a pipe joint 13, and the pipe joint 13 is communicated with a vent groove 12 of the cylinder 1; the front side of the inner barrel 11 of the barrel body 1 is provided with a plurality of vent holes 14, and each vent hole 14 is communicated with the vent groove 12; each vent hole 14 is arranged to be a horn-shaped structure which is wide towards one end of the vent groove 12 of the cylinder body 1 and narrow towards one end of the inner cylinder 11 of the cylinder body 1, and the outer ends of the vent holes 14 face the imaging lens 2; the outer edge of the front end of the cylinder body 1 is fixedly connected with an outer integrated ring 4; a plurality of outer light guide plates 41 are fixedly connected to the outer surface of the surrounding outer integrated ring 4; the middle part of the front end of the cylinder body 1 is fixedly connected with an inner integrated ring 5; a plurality of inner light guide plates 51 are fixedly connected around the outer surface of the inner integrated ring 5; a light absorption sheet 42 for weakening the light source is attached to the inner surface of each outer light guide plate 41; a reflective sheet 52 for reflecting the light source is attached to an outer surface of each of the inner light guide plates 51.
The inner side of the cylinder 1 is connected with a light adjusting unit; the outer light guide plate 41 and the inner light guide plate 51 are both connected to a dimming unit; the rear side of the cylinder body 1 is connected with a bidirectional allocating unit; when the bidirectional adjusting unit is twisted in the forward direction, the light adjusting unit is triggered to simultaneously drive the outer light guide plate 41 and the inner light guide plate 51 to retract inwards, and the focusing light source diaphragm is switched to a low beam mode; hot air is sprayed to the imaging lens 2 through the vent holes 14 to remove stains and water mist, at the moment, the inner light guide plate 51 is retracted inwards, so that the hot air blown out from the vent holes 14 can be collected, and the treatment effect of removing the stains and the water mist is improved; when the bidirectional dialing unit is reversely twisted, the dimming unit is triggered to drive the inner light guide plate 51 to extend outwards, and the convergent light source irradiates a distance to be switched to a high beam mode.
As shown in fig. 2 to 8, the dimming unit includes a rear mounting ring 101, a first slider 102, a first taper sleeve 103, an outer pull ring 104, an outer pull rope 105, a second slider 106, a second taper sleeve 107, an inner pull ring 108, an inner pull rope 109, a front mounting ring 110, a third slider 111 and a third taper sleeve 112; a rear mounting ring 101 is connected to the rear side of the vent groove 12 of the cylinder body 1 through bolts; a plurality of first sliding blocks 102 are connected around the inner side of the rear mounting ring 101 in a sliding manner; the front end of each first sliding block 102 is welded with a first conical sleeve 103; outer pull rings 104 are sleeved between the front sides of all the outer light guide plates 41; an outer ring pull rope 105 is fixedly connected between each first conical sleeve 103 and the outer pull ring 104; all the outer ring pull ropes 105 penetrate through the front end of the cylinder body 1; the upper side and the lower side of the rear mounting ring 101 are respectively connected with a second sliding block 106 in a sliding way; a second conical sleeve 107 is welded at the front ends of the two second sliding blocks 106 respectively; an inner pull ring 108 is sleeved between the front sides of all the inner light guide plates 51; an inner ring pull rope 109 is fixedly connected between each second conical sleeve 107 and the inner pull ring 108; all the inner ring pull ropes 109 penetrate through the front end of the barrel 1; a front mounting ring 110 is bolted on the rear side of the vent groove 12 of the barrel 1, and the front mounting ring 110 is positioned on the front side of the rear mounting ring 101; the upper side and the lower side of the front mounting ring 110 are respectively connected with a third sliding block 111 in a sliding way; the rear ends of the two third sliding blocks 111 are respectively welded with a third conical sleeve 112; the two inner ring pull ropes 109 are fixedly connected with a third sliding block 111 respectively; the two inner ring pull ropes 109 are fixedly connected with a third conical sleeve 112 respectively.
As shown in fig. 7-10, the bidirectional dialing unit includes a torsion ring 201, a middle mounting ring 202, a rear pushing block 203 and a front pushing block 204; a torsion ring 201 is connected to the rear side of the barrel 1 in a sliding manner, and the torsion ring 201 is positioned between the rear mounting ring 101 and the front mounting ring 110; a plurality of anti-skid convex strip structures are arranged on the outer surface of the encircling torsion ring 201; a middle mounting ring 202 is welded on the inner side of the torsion ring 201; a plurality of rear push blocks 203 are welded around the rear side of the middle mounting ring 202; a front push block 204 is welded to each of the upper portion of the front side and the lower portion of the front side of the middle mounting ring 202.
When using this intelligent control imaging effect's endoscope, following be referred to as the endoscope for short, at first pass through the external hot-blast pump machine of pipeline with coupling 13, send into the patient's anus intestines with barrel 1 afterwards, throw light on by the environment in the LED light source 31 on the lamp body 3 in to the anus intestines, open LED light source 31's global illumination mode, imaging lens 2 feeds back the image information who catches to external imager through cable 21 simultaneously on to medical personnel know the disease condition in patient's anus intestines.
When the imaging lens 2 has a fogging phenomenon in the anorectal cavity, it is shown that the temperature of the imaging lens 2 is far lower than the ambient temperature in the anorectal cavity of the patient, a hot air flow is input into the vent groove 12 of the barrel 1 through the pipe joint 13 by an external hot air pump, so that the heat carried by the hot air flow is gathered in the vent groove 12, the front end region of the vent groove 12 is wrapped around the imaging lens 2, and the imaging lens 2 is heated and demisted by the heat gathered in the vent groove 12.
When stains appear on the surface of the imaging lens 2, the power of the external hot air pump for inputting hot air into the vent groove 12 is increased, the air pressure in the vent groove 12 is enhanced, the hot air in the vent groove 12 passes through the vent hole 14 at the front end of the vent groove 12 and is sprayed on the surface of the imaging lens 2, the vent hole 14 is of a horn-shaped structure which is shrunk towards the direction of the imaging lens 2, the flow speed of the hot air is increased when the hot air flows out of the vent hole 14 from the vent groove 12, the stains are scattered outwards by the hot air sprayed on the surface of the imaging lens 2, and the imaging effect of the imaging lens 2 is improved.
During the process of pushing the endoscope to go deep into the anorectum of the patient, when the imaging effect near the imaging lens 2 needs to be improved, the medical staff twists the torsion ring 201 forward to drive the middle mounting ring 202 to rotate forward, the middle mounting ring 202 drives the rear pushing block 203 connected with the middle mounting ring to rotate, the rear pushing block 203 pushes the first taper sleeve 103 and drives the first sliding block 102 connected with the first taper sleeve to move backward along the rear mounting ring 101, the first taper sleeve 103 pulls the outer ring pull rope 105 to drive the outer pull ring 104 to move backward, so that the outer pull ring 104 pushes the outer light guide plate 41 connected with the outer pull ring to retract inwards, the inclination angle of the outer light guide plate 41 is increased, the light absorption sheets 42 on the inner side of the outer light guide plate 41 absorb part of the light emitted by the LED light source 31, the light output quantity irradiated in the anorectum of the patient is reduced, the light with the same intensity is kept to illuminate the internal environment of the anorectum of the patient, the near and far areas of the imaging lens 2 are ensured to have sufficient illumination, and a large amount of noise caused by insufficient illumination of the picture captured by the imaging lens 2 is avoided.
The rear pushing block 203 drives the outer pull ring 104 to push the outer light guide plate 41 connected with the outer pull ring to retract inwards, the rotating rear pushing block 203 pushes the second conical sleeve 107 and drives the second slider 106 connected with the second conical sleeve to move backwards along the rear mounting ring 101, the second conical sleeve 107 pulls the inner pull ring 109 to drive the inner pull ring 108 to move backwards, the inner pull ring 108 pushes the inner light guide plate 51 connected with the inner pull ring to retract inwards, all the inner light guide plates 51 are gathered to form a complete light blocking ring, the light entering amount of reflected light entering the imaging lens 2 is reduced, the phenomenon that strong light is reflected to the imaging lens 2 to be whitish is weakened, the low-beam mode is switched to the LED light source 31, the irradiation range of the strong light source is adjusted to be near, the near area and the middle and far area of the imaging lens 2 are simultaneously reduced in light entering amount, the imaging effect is improved, and the imaging quality is guaranteed.
During the period that the hot air flow in the air duct 12 passes through the air vent 14 at the front end of the air duct 12 to remove stains and water mist on the imaging lens 2, the medical staff twists the torsion ring 201 forward to draw the inner light guide plates 51 inward, so that all the inner light guide plates 51 are gathered to form a complete light blocking ring to surround the front side of the imaging lens 2, thereby being beneficial to accumulating the hot air flow blown out from the air vent 14 between the imaging lens 2 and the light blocking ring, and improving the treatment effect of removing stains and water mist.
The inner light guide plate 51 is initially in a state of inward slight bending deformation, and meanwhile, the inner pull ring 108 sleeved outside the inner light guide plate 51 keeps the state of bending deformation, during the process that the endoscope is pushed deep into the anorectum of a patient, when the environment far away from the imaging lens 2 needs to be illuminated, a medical worker reversely twists the torsion ring 201 to drive the middle mounting ring 202 to reversely rotate, the middle mounting ring 202 drives the front push block 204 connected with the middle mounting ring to rotate, the front push block 204 pushes the third conical sleeve 112 and drives the third slider 111 connected with the third conical sleeve to move forward along the front mounting ring 110, meanwhile, reverse elasticity generated by bending deformation of the inner light guide plate 51 pushes the inner pull ring 108 forward, the inner pull ring 108 drives the inner pull rope 109 to keep a tight state forward, at the moment, the inner light guide plate 51 is in a state of outward extension, at the moment, the distance between the inner light guide plate 51 and the outer light guide plate 41 is reduced, the reflecting sheet 52 on the inner light guide plate 51 cooperates with the outer light guide plate 41 to converge light emitted by the LED light source 31 and irradiate the far away from the LED light source 31 and switch to the far light mode of the LED light source 31, and the phenomenon that a large reflection area appears in a white reflection area around the imaging area is avoided by increasing the illumination intensity.
Through the above processing steps, the LED light source 31 on the lamp body 3 is respectively adjusted to be in the low beam mode, the global illumination mode and the high beam mode, so that the imaging effect is improved, the imaging quality is ensured, and the operation is smoothly performed.
Example 2
As shown in fig. 1 to 12, this embodiment is further optimized based on embodiment 1, and further includes an air hole adjusting unit, the air hole adjusting unit for adjusting the size of the air hole is provided in the cylinder 1, and the air hole adjusting unit includes a front air guide ring 301, a rear air guide ring 302, a conical plug 303, a spring member 304, a button 305, a fixed block 306, a wedge block 307, and a sliding rod 308; a front air guide ring 301 is connected with a front bolt of the air groove 12 of the cylinder body 1; a rear air guide ring 302 is connected to the front side of the air groove 12 of the cylinder 1 in a sliding manner, and the rear air guide ring 302 is positioned on the rear side of the front air guide ring 301; a plurality of air transmission holes are respectively arranged inside the rear air guide ring 302 and the front air guide ring 301 in a staggered manner; the front side of the rear air guide ring 302 is fixedly connected with a plurality of conical plugs 303; a balance air hole is formed in each conical plug 303; each conical plug 303 is inserted into one air transmission hole of the front air guide ring 301; a spring part 304 is fixedly connected between the rear air guide ring 302 and the front air guide ring 301; a button 305 is connected to the upper part of the rear side of the barrel 1 in a sliding manner; the lower side of the button 305 is bolted with a fixed block 306; the front side and the rear side of the fixed block 306 are respectively fixedly connected with a wedge block 307; two sliding rods 308 are fixedly connected between the rear air guide ring 302 and the cylinder 1; the right side inclined plane structures of the two wedge-shaped blocks 307 are respectively tightly attached to a sliding rod 308; one side of each sliding rod 308, which is tightly attached to the wedge block 307, is provided with a sliding groove structure.
In order to reduce the amount of hot air flowing into the intestinal tract of a patient and reduce the occurrence of flatulence in the intestinal tract of the patient, the tapered plug 303 in the rear air guide ring 302 keeps blocking the air delivery hole of the front air guide ring 301, so that the vent groove 12 is divided into a left space and a right space, and at the moment, the hot air can only flow through the left space and the right space of the vent groove 12 through the balance air hole in the tapered plug 303.
When stains appear on the surface of the imaging lens 2, a medical worker only needs to press the button 305 to drive the fixed block 306 and the wedge block 307 to press down, so that the wedge block 307 pushes the sliding rod 308 to move backwards, the sliding rod 308 pulls the rear air guide ring 302 to stretch the spring part 304 backwards, the rear air guide ring 302 drives the conical plug 303 to leave the front air guide ring 301, so that the left space and the right space of the air duct 12 normally circulate, then the power of the external hot air pump for inputting hot air into the air duct 12 is increased, the air pressure in the air duct 12 is increased, the hot air in the air duct 12 passes through the air vent 14 at the front end of the air duct 12, is sprayed on the surface of the imaging lens 2 and disperses the stains outwards, the imaging effect of the imaging lens 2 is improved, after the cleaning work of the stains on the surface of the imaging lens 2 is finished, the medical worker loosens the button 305, the stretched spring part 304 drives the rear air guide ring 302 to reset forwards, so that the conical plug 303 returns to the air delivery hole of the front air guide ring 301, and separates the left space and the right space of the air duct 12 from the right space again.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. An endoscope capable of intelligently regulating and controlling imaging effect comprises a cylinder body (1), an imaging lens (2) and a lamp body (3); an inner cylinder (11) structure is arranged in the cylinder body (1); an imaging lens (2) is arranged in an inner cylinder (11) of the cylinder body (1); the front end of the cylinder body (1) is provided with a lamp body (3); the LED backlight module is characterized by further comprising an outer integrated ring (4), an outer light guide plate (41), an inner integrated ring (5), an inner light guide plate (51), a dimming unit and a bidirectional dialing unit; a vent groove (12) is arranged in the cylinder body (1) around the outer side of the inner cylinder (11); the lower part of the rear end of the cylinder body (1) is fixedly connected with a pipe joint (13), and the pipe joint (13) is communicated with a vent groove (12) of the cylinder body (1); the front side of the inner cylinder (11) of the cylinder body (1) is provided with a plurality of vent holes (14), and each vent hole (14) is communicated with a vent groove (12); the outer edge of the front end of the cylinder body (1) is fixedly connected with an outer integrated ring (4); a plurality of outer light guide plates (41) are fixedly connected to the outer surface of the surrounding outer integrated ring (4); the middle part of the front end of the cylinder body (1) is fixedly connected with an inner integrated ring (5); a plurality of inner light guide plates (51) are fixedly connected around the outer surface of the inner integrated ring (5); the inner side of the cylinder (1) is connected with a dimming unit; the rear side of the cylinder body (1) is connected with a bidirectional allocating unit;
a layer of light absorption sheet (42) for weakening the light source is attached to the inner surface of each outer light guide plate (41);
a layer of reflective sheet (52) for reflecting the light source is respectively attached to the outer surface of each inner light guide plate (51);
each vent hole (14) is arranged to be a horn-shaped structure which is wide towards one end of the vent groove (12) of the barrel body (1) and narrow towards one end of the inner barrel (11) of the barrel body (1), and the outer ends of the vent holes (14) face towards the imaging lens (2);
the dimming unit comprises a rear mounting ring (101), a first sliding block (102), a first conical sleeve (103), an outer pull ring (104), an outer pull ring (105), a second sliding block (106), a second conical sleeve (107), an inner pull ring (108), an inner pull ring (109), a front mounting ring (110), a third sliding block (111) and a third conical sleeve (112); a rear mounting ring (101) is fixedly connected to the rear side of the vent groove (12) of the cylinder body (1); a plurality of first sliding blocks (102) are connected around the inner side of the rear mounting ring (101) in a sliding manner; the front end of each first sliding block (102) is fixedly connected with a first conical sleeve (103); outer pull rings (104) are sleeved between the front sides of all the outer light guide plates (41); an outer ring pull rope (105) is fixedly connected between each first conical sleeve (103) and the outer pull ring (104); all the outer ring pull ropes (105) penetrate through the front end of the cylinder body (1); the upper side and the lower side of the rear mounting ring (101) are respectively connected with a second sliding block (106) in a sliding way; the front ends of the two second sliding blocks (106) are respectively fixedly connected with a second conical sleeve (107); an inner pull ring (108) is sleeved between the front sides of all the inner light guide plates (51); an inner ring pull rope (109) is fixedly connected between each second conical sleeve (107) and the inner pull ring (108); all the inner ring pull ropes (109) penetrate through the front end of the cylinder body (1); a front mounting ring (110) is fixedly connected to the rear side of the vent groove (12) of the barrel body (1), and the front mounting ring (110) is positioned on the front side of the rear mounting ring (101); the upper side and the lower side of the front mounting ring (110) are respectively connected with a third sliding block (111) in a sliding way; the rear ends of the two third sliding blocks (111) are respectively fixedly connected with a third conical sleeve (112); the two inner ring pull ropes (109) are fixedly connected with a third sliding block (111) respectively; the two inner ring pull ropes (109) are fixedly connected with a third conical sleeve (112) respectively;
the outer light guide plate (41) and the inner light guide plate (51) are both connected with a dimming unit; when the bidirectional adjusting unit is positively twisted, the light adjusting unit is triggered to simultaneously drive the outer light guide plate (41) and the inner light guide plate (51) to be inwardly contracted, and the focusing light source iris diaphragm is switched to a low beam mode; hot air is sprayed to the imaging lens (2) through the vent holes (14) to remove stains and water mist, at the moment, the inner light guide plate (51) is retracted inwards, so that the hot air blown out from the vent holes (14) can be collected, and the treatment effect of removing the stains and the water mist is improved; when the bidirectional adjusting unit is reversely twisted, the light adjusting unit is triggered to drive the inner light guide plate (51) to extend outwards, and the convergent light source irradiates the far distance to be switched to a high beam mode.
2. The endoscope capable of intelligently regulating and controlling the imaging effect as claimed in claim 1, wherein the bidirectional adjusting and dialing unit comprises a torsion ring (201), a middle mounting ring (202), a rear push block (203) and a front push block (204); the rear side of the barrel (1) is connected with a torsion ring (201) in a sliding manner, and the torsion ring (201) is positioned between the rear mounting ring (101) and the front mounting ring (110); a middle mounting ring (202) is fixedly connected to the inner side of the torsion ring (201); a plurality of rear push blocks (203) are fixedly connected around the rear side of the middle mounting ring (202); the upper part of the front side of the middle mounting ring (202) and the lower part of the front side are respectively fixedly connected with a front pushing block (204).
3. An endoscope with intelligent imaging effect regulation and control as claimed in claim 2, characterized in that the outer surface of the surrounding torsion ring (201) is provided with a plurality of anti-slip raised line structures.
4. The endoscope capable of intelligently regulating and controlling the imaging effect according to claim 1, further comprising an air hole regulating unit, wherein the air hole regulating unit for regulating the size of the air hole is arranged in the barrel body (1), and comprises a front air guide ring (301), a rear air guide ring (302), a conical plug (303), a spring piece (304), a button (305), a fixed block (306), a wedge block (307) and a sliding rod (308); a front air guide ring (301) is fixedly connected to the front side of the air groove (12) of the cylinder body (1); the front side of the vent groove (12) of the cylinder body (1) is connected with a rear air guide ring (302) in a sliding way, and the rear air guide ring (302) is positioned at the rear side of the front air guide ring (301); a plurality of air transmission holes are respectively arranged in the rear air guide ring (302) and the front air guide ring (301) in a staggered manner; the front side of the rear air guide ring (302) is fixedly connected with a plurality of conical plugs (303); each conical plug (303) is inserted into one air transmission hole of the front air guide ring (301); a spring piece (304) is fixedly connected between the rear air guide ring (302) and the front air guide ring (301); a button (305) is connected to the upper part of the rear side of the cylinder body (1) in a sliding way; a fixed block (306) is fixedly connected to the lower side of the button (305); the front side and the rear side of the fixed block (306) are respectively fixedly connected with a wedge block (307); two sliding rods (308) are fixedly connected between the rear air guide ring (302) and the cylinder body (1); the right side inclined surface structures of the two wedge-shaped blocks (307) are tightly attached to a sliding rod (308) respectively.
5. The endoscope with the intelligent imaging effect regulation and control function as claimed in claim 4, wherein one side of the two sliding rods (308) close to the wedge-shaped block (307) is respectively provided with a sliding groove structure.
6. The endoscope with the intelligent imaging effect as claimed in claim 4, wherein each conical plug (303) is provided with a balance air hole inside.
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| CN202211127937.6A CN115191911B (en) | 2022-09-16 | 2022-09-16 | Endoscope capable of intelligently regulating imaging effect |
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| CN202211127937.6A CN115191911B (en) | 2022-09-16 | 2022-09-16 | Endoscope capable of intelligently regulating imaging effect |
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| CN115191911B true CN115191911B (en) | 2022-12-16 |
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| CN117840924B (en) * | 2024-03-08 | 2024-05-28 | 江苏三耐特种设备制造有限公司 | Sand blasting device for casting surface treatment |
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| CN115191911A (en) | 2022-10-18 |
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