CN219613807U

CN219613807U - Antifog endoscope lens

Info

Publication number: CN219613807U
Application number: CN202320991913.9U
Authority: CN
Inventors: 王月; 王琇
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-09-01
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses an anti-fogging endoscope lens, which comprises an endoscope tube, wherein an installation cavity is arranged in the endoscope tube, a camera is installed in the installation cavity, cylinders are installed in the installation cavity, the number of the cylinders is four, transparent films are sleeved outside the four cylinders, the right sides of the camera are attached to the right sides of the inside of the transparent films.

Description

Antifog endoscope lens

Technical Field

The utility model relates to the technical field of endoscopes, in particular to an anti-fogging endoscope lens.

Background

An endoscope is a tube equipped with a camera, which can be introduced into the stomach orally or through other natural ducts, and which can be used to see lesions that cannot be seen by X-rays, and is therefore very useful for doctors. After the existing endoscope stretches into a human body, fog easily appears on an endoscope camera which enters the human body due to the difference of the external environment and the internal environment temperature, the observation can be cleared only by needing to be carried with the fog, the observation time is prolonged, the observation of medical staff is influenced, and therefore, the anti-fog endoscope lens is provided.

Disclosure of Invention

The utility model aims to provide an anti-fogging endoscope lens to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-fog endoscope lens comprises an endoscope tube, wherein an installation cavity is formed in the endoscope tube, a camera is installed in the installation cavity, four cylinders are installed in the installation cavity, transparent films are sleeved outside the four cylinders, and the right side of the camera is attached to the right side of the inside of the transparent films;

the transparent film is provided with a drawing piece;

the pull piece comprises an upper pull wire and a lower pull wire, the right end of the upper pull wire is fixed at the top of the transparent film, the right end of the lower pull wire is fixed at the bottom of the transparent film, wire holes are formed in the upper side and the lower side of the left side wall of the installation cavity, and the upper pull wire and the lower pull wire are respectively located in the two wire holes.

Preferably, the drum comprises a fixed shaft, a rotary drum and a bearing, wherein the front end and the rear end of the fixed shaft are respectively fixed on the front side wall and the rear side wall of the inside of the installation cavity, a round hole is formed in the middle of the rotary drum, the rotary drum is sleeved on the fixed shaft through the round hole, an annular groove is formed in the inner side wall of the round hole, the outer side wall of the outer ring of the bearing is fixed in the annular groove, and the inner side wall of the inner ring of the bearing is fixed on the side wall of the fixed shaft.

Preferably, limiting blocks are fixed at the right ends of the upper pull wire and the lower pull wire, fixing blocks are fixed at the left sides of the top wall and the bottom wall of the installation cavity, and the limiting blocks are located at the right sides of the fixing blocks.

Preferably, the right-hand member of endoscope pipe is equipped with decontaminating piece, decontaminating piece includes the scraper blade, the connecting rod is installed to the right-hand member of scraper blade, the ring is installed on the top of connecting rod, be equipped with the screw rod in the ring, the plectane is installed to the right-hand member of screw rod, install the clamp ring on the lateral wall of screw rod, plectane and clamp ring centre gripping are in the both sides of ring, both sides all are equipped with the screw thread groove about the right-hand member of endoscope pipe, the left end spiro union of screw rod is in the screw thread groove, the left end laminating of scraper blade is on the right side of transparent film.

Preferably, the stand is installed on the top of ring, the gag lever post is installed to the left end of stand, both sides all are equipped with the spacing groove about the right-hand member of endoscope pipe, peg graft in the spacing inslot the left end of gag lever post.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the four cylinders are arranged in the endoscope tube, the transparent films are wound on the four cylinders, the drawing piece is arranged on the transparent films, the transparent films can be shielded on the right side of the camera, when fog appears on the camera, the right side of the camera can be wiped by pulling the transparent films, so that the fog dispersing speed is accelerated, the observation time is shortened, and the observation efficiency of medical staff is improved.

Drawings

Fig. 1 is an overall front view of the present utility model.

Fig. 2 is a schematic view of a cylinder according to the present utility model.

Fig. 3 is a schematic view of a decontamination member according to the present utility model.

In the figure: 1. the endoscope comprises an endoscope tube, 2, an installation cavity, 3, a camera, 4, a cylinder, 5, a transparent film, 6, a drawing piece, 7, a decontamination piece, 8, a fixed shaft, 9, a rotary drum, 10, a round hole, 11, an annular groove, 12, a bearing, 13, an upward drawing wire, 14, a downward drawing wire, 15, a wire hole, 16, a limiting block, 17, a fixed block, 18, a scraping plate, 19, a connecting rod, 20, a circular ring, 21, a screw, 22, a circular plate, 23, a clamping ring, 24, a thread groove, 25, a stand column, 26, a limiting rod, 27 and a limiting groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, the present utility model provides a technical solution: the anti-fog endoscope lens comprises an endoscope tube 1, wherein an installation cavity 2 is arranged in the endoscope tube 1, a camera 3 is installed in the installation cavity 2, cylinders 4 are installed in the installation cavity 2, the number of the cylinders 4 is four, transparent films 5 are sleeved outside the four cylinders 4, and the right side of the camera 3 is attached to the right side of the inside of the transparent films 5;

as shown in fig. 1, four cylinders 4 hold up the transparent film 5 in a rectangular frame shape, and the transparent film 5 is in a stretched state.

The transparent film 5 has a certain thickness and has strong deformation resistance.

The transparent film 5 is provided with a drawing piece 6;

the drawer 6 is used to facilitate the movement of the transparent film 5.

The drawing piece 6 comprises an upper drawing wire 13 and a lower drawing wire 14, the right end of the upper drawing wire 13 is fixed at the top of the transparent film 5, the right end of the lower drawing wire 14 is fixed at the bottom of the transparent film 5, wire holes 15 are formed in the upper side and the lower side of the left side wall of the installation cavity 2, and the upper drawing wire 13 and the lower drawing wire 14 are respectively located in the two wire holes 15.

The other end of the wire hole 15 can be positioned on the side wall of the external endoscope tube 1, and the left ends of the upper pull wire 13 and the lower pull wire 14 penetrate through the other end of the wire hole 15 and extend to the outside of the endoscope tube 1, so that the operation of medical staff is facilitated.

Specifically, the cylinder 4 comprises a fixed shaft 8, a rotary drum 9 and a bearing 12, wherein the front end and the rear end of the fixed shaft 8 are respectively fixed on the front side wall and the rear side wall of the inside of the installation cavity 2, a round hole 10 is formed in the middle of the rotary drum 9, the rotary drum 9 is sleeved on the fixed shaft 8 through the round hole 10, an annular groove 11 is formed in the inner side wall of the round hole 10, the outer side wall of the outer ring of the bearing 12 is fixed in the annular groove 11, and the inner side wall of the inner ring of the bearing 12 is fixed on the side wall of the fixed shaft 8.

If the whole cylinder 4 is in a fixed state, the transparent film 5 will wear with the cylinder 4 when moving, the service life of the transparent film 5 is affected, the bearing 12 is arranged, the rotation between the rotary drum 9 and the fixed shaft 8 can be realized, and when the transparent film 5 moves, the rotary drum 9 can rotate along with the rotation, so that the wear is avoided.

Specifically, limiting blocks 16 are fixed on the right ends of the upper pull wire 13 and the lower pull wire 14, fixed blocks 17 are fixed on the left sides of the top wall and the bottom wall of the installation cavity 2, and the limiting blocks 16 are located on the right sides of the fixed blocks 17.

When the pull-up wire 13 is pulled, when the limiting block 16 contacts the fixed block 17, the position of the transparent film 5 on the right side of the camera 3 is changed at the moment, so that the pulling stroke of the pull-up wire 13 or the pull-down wire 14 is limited, and the damage to the transparent film 5 caused by the overlarge pulling distance of the pull-up wire 13 or the pull-down wire 14 is avoided.

Specifically, the right-hand member of endoscope pipe 1 is equipped with decontamination spare 7, decontamination spare 7 includes scraper blade 18, connecting rod 19 is installed to the right-hand member of scraper blade 18, ring 20 is installed on the top of connecting rod 19, be equipped with screw rod 21 in the ring 20, circular plate 22 is installed to the right-hand member of screw rod 21, install clamp ring 23 on the lateral wall of screw rod 21, circular plate 22 and clamp ring 23 centre gripping are in the both sides of ring 20, both sides all are equipped with thread groove 24 about the right-hand member of endoscope pipe 1, the left end spiro union of screw rod 21 is in thread groove 24, the left end laminating of scraper blade 18 is in the right side of transparent film 5.

The circular plate 22 and the clamping ring 23 can rotate relative to the circular ring 20.

When the right end of the endoscope tube 1 is separated from a human body, the screw 21 can be screwed into the thread groove 24, the left end of the scraper 18 is attached to the right side of the transparent film 5, and the internal mucus on the transparent film 5 is cleaned and scraped by pulling the pull-up wire 13 or the pull-down wire 14.

Specifically, the stand 25 is installed on the top of ring 20, and gag lever post 26 is installed to the left end of stand 25, and both sides all are equipped with spacing groove 27 about the right-hand member of endoscope tube 1, and the left end of gag lever post 26 is pegged graft in spacing groove 27.

The left end of the limiting rod 26 is inserted into the limiting groove 27 to limit the moving track of the circular ring 20, the scraping plate 18 and the connecting rod 19, so that when the screw 21 is screwed into the thread groove 24, the scraping plate 18 can only move leftwards, and the scraping plate 18 is vertically contacted on the right side of the transparent film 5.

Working principle: when the internal examination is carried out, the circular plate 22 is rotated, the screw 21 is separated from the thread groove 24, the endoscope tube 1 is inserted into the body, and when fog appears on the camera 3 or the right side of the transparent film 5 is stained with internal mucus, the right side of the camera 3 can be wiped by pulling the transparent film 5 through the drawing piece 6, so that the fog dispersing speed is accelerated, the observation time is shortened, and the observation efficiency of medical staff is improved.

The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation; also, unless expressly specified and limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An antifog endoscope camera lens, its characterized in that: the endoscope comprises an endoscope tube (1), wherein an installation cavity (2) is arranged in the endoscope tube (1), a camera (3) is installed in the installation cavity (2), four cylinders (4) are installed in the installation cavity (2), transparent films (5) are sleeved outside the four cylinders (4), and the right side of the camera (3) is attached to the right side of the inside of the transparent films (5);

a drawing piece (6) is arranged on the transparent film (5);

the drawing piece (6) comprises an upper drawing wire (13) and a lower drawing wire (14), the right end of the upper drawing wire (13) is fixed at the top of the transparent film (5), the right end of the lower drawing wire (14) is fixed at the bottom of the transparent film (5), wire holes (15) are formed in the upper side and the lower side of the left side wall of the installation cavity (2), and the upper drawing wire (13) and the lower drawing wire (14) are respectively located in the two wire holes (15).

2. An anti-fogging endoscope lens according to claim 1, wherein: the cylinder (4) comprises a fixed shaft (8), a rotary drum (9) and a bearing (12), wherein the front end and the rear end of the fixed shaft (8) are respectively fixed on the front side wall and the rear side wall of the inside of the installation cavity (2), a round hole (10) is formed in the middle of the rotary drum (9), the rotary drum (9) is sleeved on the fixed shaft (8) through the round hole (10), an annular groove (11) is formed in the inner side wall of the round hole (10), the outer side wall of the bearing (12) is fixed in the annular groove (11), and the inner side wall of the inner ring of the bearing (12) is fixed on the side wall of the fixed shaft (8).

3. An anti-fogging endoscope lens according to claim 1, wherein: limiting blocks (16) are fixed at the right ends of the upper stay wire (13) and the lower stay wire (14), fixed blocks (17) are fixed at the left sides of the top wall and the bottom wall of the installation cavity (2), and the limiting blocks (16) are located at the right sides of the fixed blocks (17).

4. An anti-fogging endoscope lens according to claim 1, wherein: the right-hand member of endoscope pipe (1) is equipped with decontamination spare (7), decontamination spare (7) are including scraper blade (18), connecting rod (19) are installed to the right-hand member of scraper blade (18), ring (20) are installed on the top of connecting rod (19), be equipped with screw rod (21) in ring (20), plectane (22) are installed to the right-hand member of screw rod (21), install clamp ring (23) on the lateral wall of screw rod (21), plectane (22) and clamp ring (23) centre gripping are in the both sides of ring (20), both sides all are equipped with thread groove (24) about the right-hand member of endoscope pipe (1), the left end spiro union of screw rod (21) is in thread groove (24), the left end laminating of scraper blade (18) is on the right side of transparent film (5).

5. An anti-fogging endoscope lens according to claim 4, wherein: the stand (25) is installed on the top of ring (20), gag lever post (26) is installed to the left end of stand (25), both sides all are equipped with spacing groove (27) about the right-hand member of endoscope pipe (1), peg graft in spacing groove (27) the left end of gag lever post (26).