CN213399056U

CN213399056U - Endoscope head structure with two direct-view double-lens double-depth-of-field and same-screen display

Info

Publication number: CN213399056U
Application number: CN202022699338.4U
Authority: CN
Inventors: 钟泉; 高志斌
Original assignee: Shenzhen Weishi Photoelectric Technology Co ltd
Current assignee: Shenzhen Weishi Photoelectric Technology Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-06-08
Anticipated expiration: 2030-11-19

Abstract

The utility model provides a two depth of field of looking at endoscope head structures of same screen display of twin-lens, including the barrel, locate the installation head of barrel one end, locate the support frame of the other end, the support frame includes the backup pad, the backup pad is close to the both sides of barrel central plane and all is equipped with the stopper, the barrel is inside to be equipped with first camera module and second camera module, install first camera on the first camera module, install the second camera on the second camera module, the depth of field of first camera and second camera is different, correspond first camera and second camera and seted up first through-hole in the backup pad; each limiting block is provided with a second through hole, and the second through holes penetrate through the limiting blocks and the supporting plate; the second through holes are provided with light guide columns; the camera has the camera shooting functions with different depths of field, meets different viewing requirements, does not need to replace a lens or a pipeline, and is convenient to use.

Description

Endoscope head structure with two direct-view double-lens double-depth-of-field and same-screen display

Technical Field

The utility model relates to an endoscope field, more specifically relates to a two depth of field of orthoptic twin-lens are with screen display endoscope head structure.

Background

The traditional endoscope only has the function of fixing the depth of field, or realizes different depth of field switching through replacing a pipeline, or realizes through replacing a lens, when the endoscope is actually used, the endoscope often needs to be used for watching a large position through a long-range depth endoscope, the endoscope is used for watching the condition defect condition through a short-range depth of field, the traditional endoscope needs to realize the function, the lens or the pipeline needs to be replaced, and the endoscope is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a look at double-lens double-depth of field with screen display endoscope head structure is proposed, its novel structure possesses the function of making a video recording of different depth of field, satisfies the different demands of looking over, and need not to change camera lens or pipeline, convenient to use.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a direct-view double-lens double-depth-of-field same-screen display endoscope head structure, which comprises a cylinder body, an installation head arranged at one end of the cylinder body, and a support frame arranged at the other end, wherein the support frame comprises a support plate, two sides of the support plate, which are close to the central end surface of the cylinder body, are both fixedly provided with a limit block, a first camera module and a second camera module are arranged in the cylinder body, a first camera is arranged on the first camera module, a second camera is arranged on the second camera module, the depth of field of the first camera and the depth of the second camera are different, and a first through hole is arranged on the support plate corresponding to the first camera and the second camera; each limiting block is provided with a second through hole, and the second through holes extend along the axis direction of the cylinder and penetrate through to the outer wall of the supporting plate; each second through-hole department all installs the leaded light post, the one end of leaded light post with the outer wall parallel and level of backup pad.

The utility model discloses in the technical scheme of preferred, the outer wall of stopper is evagination arc column structure, and hugs closely the inner wall setting of barrel.

In the preferred technical solution of the present invention, two lower concave surfaces are disposed on the inner side of each of the stoppers, the lower concave surfaces extend along the length direction of the stoppers, a limiting groove is formed between the two corresponding lower concave surfaces on the two stoppers, and the first camera and the second camera are in a columnar structure and are adapted to the shape of the limiting groove; the first camera and the second camera are respectively arranged in the two limiting grooves.

The utility model discloses in the technical scheme of preferred, backup pad and two stopper structure as an organic whole.

The utility model discloses in the technical scheme of preferred, each protective glass is all installed to the port department of first through-hole.

The utility model discloses in the technical scheme of preferred, the installation head includes first body and second body, the outer wall of first body with the inner wall adaptation of barrel, and hug closely the cooperation, the second body is located first body is kept away from the one end at barrel center, the outer wall of second body is fixed to be equipped with at least two and is used for with external component complex snap rings, be equipped with on the outer wall of second body a plurality of be used for with external component complex draw-in grooves, it is a plurality of the draw-in groove winds the axis of second body is circumference array distribution.

The utility model has the advantages that:

the utility model provides a pair of two depth of field of straight-viewing twin-lens are with screen display endoscope head structure, its novel structure, first camera and second camera set are in a probe structure, and the depth of field of first camera and second camera is different, can choose suitable camera for use according to the detection requirement, satisfy the different demands of looking over, need not to change camera lens or pipeline, convenient to use.

Drawings

Fig. 1 is a schematic perspective view of a head structure of a direct-view dual-lens dual-depth-of-field on-screen display endoscope according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a direct-view dual-lens dual-depth-of-field on-screen display endoscope head structure according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a support frame provided in an embodiment of the present invention;

fig. 4 is a schematic perspective view of a mounting head according to an embodiment of the present invention.

In the figure:

100. a barrel; 200. a mounting head; 210. a first pipe body; 220. a second tube body; 230. a snap ring; 240. a card slot; 300. a support frame; 310. a support plate; 320. a limiting block; 321. a lower concave surface; 330. a first through hole; 340. a second through hole; 350. a limiting groove; 360. a protective lens; 410. a first camera module; 411. a first camera; 420. a second camera module; 421. a second camera; 500. a light guide pillar.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 4, a head structure of a direct-view dual-lens dual-depth-of-field same-screen display endoscope is disclosed in a specific embodiment of the present invention, which includes a barrel 100, a mounting head 200 disposed at one end of the barrel, and a supporting frame 300 disposed at the other end, wherein the supporting frame 300 includes a supporting plate 310, two sides of the supporting plate 310, which are close to a central end surface of the barrel 100, are both fixedly provided with a limiting block 320, the barrel 100 is internally provided with a first camera module 410 and a second camera module 420, the first camera module 410 is provided with a first camera 411, the second camera module 420 is provided with a second camera 421, depths of field of the first camera 411 and the second camera 421 are different, and the supporting plate 310 is provided with a first through hole 330 corresponding to the first camera 411 and the second camera 412; each of the limiting blocks 320 is provided with a second through hole 340, and the second through hole 340 extends along the axial direction of the cylinder 100 and penetrates through the outer wall of the supporting plate 310; each of the second through holes 340 is installed with a light guide pillar 500, and one end of the light guide pillar 500 is flush with the outer wall surface of the support plate 310.

The head structure of the direct-view double-lens double-depth-of-field same-screen display endoscope is novel in structure, the first camera 411 and the second camera 421 are integrated in one probe structure, the depth of field of the first camera 411 and the depth of field of the second camera 412 are different, proper cameras can be selected according to detection requirements, different viewing requirements are met, lenses or pipelines do not need to be replaced, and the endoscope is convenient to use; the light source may be provided by the controller, and the LED may extend into the replacement head through the wire body.

Further, the outer wall of the limiting block 320 is of an outward convex arc-shaped structure and is arranged to be closely attached to the inner wall of the cylinder 100; the structural design can facilitate the installation and the matching between the support frame and the barrel body.

Further, two lower concave surfaces 321 are arranged on the inner side of each limiting block 320, the lower concave surfaces 321 extend along the length direction of the limiting block 320, a limiting groove 350 is formed between the two corresponding lower concave surfaces on the two limiting blocks 320, and the first camera 411 and the second camera 421 are in a columnar structure and are matched with the limiting groove 350 in shape; the first camera 411 and the second camera 421 are respectively disposed in the two limiting grooves 350; this structural design can make first camera 411 and the better card of second camera 421 hold and install in spacing groove 350, the installation of conveniently counterpointing, the production equipment of being convenient for.

Further, the supporting plate 310 and the two limiting blocks 320 are an integral structure; the structural strength of the support frame 300 is guaranteed, and production and processing are also facilitated.

Further, a protective lens 360 is installed at a port of each of the first through holes 330, and is used for protecting the first camera 411 and the second camera 421.

Further, the mounting head 200 includes a first tube 210 and a second tube 220, an outer wall of the first tube 210 is adapted to an inner wall of the barrel 100 and is in close fit with the inner wall, the second tube 220 is located at an end of the first tube 210 away from the center of the barrel 100, at least two snap rings 230 for fitting with an external component are fixedly disposed on an outer wall of the second tube 220, a plurality of slots 240 for fitting with an external component are disposed on an outer wall of the second tube 220, and the plurality of slots 240 are distributed in a circumferential array around an axis of the second tube 220; the head structure and the external insertion pipe or pipeline are convenient to install and match.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides a two depth of field of looking at head structure of endoscope with screen display of twin-lens which characterized in that:

the camera shooting device comprises a barrel body (100), a mounting head (200) arranged at one end of the barrel body, and a support frame (300) arranged at the other end of the barrel body, wherein the support frame (300) comprises a support plate (310), two sides, close to the central end face of the barrel body (100), of the support plate (310) are fixedly provided with limit blocks (320), a first camera shooting module (410) and a second camera shooting module (420) are arranged in the barrel body (100), the first camera shooting module (410) is provided with a first camera (411), the second camera shooting module (420) is provided with a second camera (421), the depths of field of the first camera (411) and the second camera (421) are different, and a first through hole (330) is formed in the support plate (310) corresponding to the first camera (411) and the second camera (421);

each limiting block (320) is provided with a second through hole (340), and the second through holes (340) extend along the axial direction of the cylinder body (100) and penetrate through the outer wall of the supporting plate (310); each second through-hole (340) department all installs leaded light post (500), the one end of leaded light post (500) with the outer wall parallel and level of backup pad (310).

2. The direct-view dual-lens dual-depth-of-field on-screen display endoscope head structure according to claim 1, characterized in that:

the outer wall of the limiting block (320) is of an outer convex arc-shaped structure and is tightly attached to the inner wall of the barrel body (100).

3. The direct-view dual-lens dual-depth-of-field on-screen display endoscope head structure according to claim 1, characterized in that:

two lower concave surfaces (321) are arranged on the inner sides of the limiting blocks (320), the lower concave surfaces (321) extend along the length direction of the limiting blocks (320), a limiting groove (350) is formed between the two corresponding lower concave surfaces on the two limiting blocks (320), and the first camera (411) and the second camera (421) are of columnar structures and are matched with the limiting groove (350) in shape; the first camera (411) and the second camera (421) are respectively arranged in the two limiting grooves (350).

4. The direct-view dual-lens dual-depth-of-field on-screen display endoscope head structure according to claim 1, characterized in that:

the supporting plate (310) and the two limiting blocks (320) are of an integral structure.

5. The direct-view dual-lens dual-depth-of-field on-screen display endoscope head structure according to claim 1, characterized in that:

and protective lenses (360) are arranged at ports of the first through holes (330).

6. The direct-view dual-lens dual-depth-of-field on-screen display endoscope head structure according to claim 1, characterized in that:

the mounting head (200) comprises a first pipe body (210) and a second pipe body (220), the outer wall of the first pipe body (210) is matched with the inner wall of the barrel body (100) in a fitting mode, the second pipe body (220) is located at one end, away from the center of the barrel body (100), of the first pipe body (210), at least two clamping rings (230) matched with external elements are fixedly arranged on the outer wall of the second pipe body (220), a plurality of clamping grooves (240) matched with the external elements are formed in the outer wall of the second pipe body (220), and the clamping grooves (240) are distributed in a circumferential array mode around the axis of the second pipe body (220).