CN209951204U - Endoscope and image transmission assembly thereof - Google Patents
Endoscope and image transmission assembly thereof Download PDFInfo
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- CN209951204U CN209951204U CN201822140780.6U CN201822140780U CN209951204U CN 209951204 U CN209951204 U CN 209951204U CN 201822140780 U CN201822140780 U CN 201822140780U CN 209951204 U CN209951204 U CN 209951204U
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Abstract
The utility model relates to the field of medical equipment, and provides an endoscope and an image transmission assembly thereof, wherein the image transmission assembly comprises a circuit board, a connecting wire and a camera device, and the connecting wire is electrically connected with the circuit board; the circuit board comprises a first board body and a second board body, and an included angle of a set angle is formed between the second board body and the first board body; the camera device is fixedly connected to the second plate body, so that a set angle is formed between the camera device and the first plate body, the corresponding requirement on the field angle is met, and the required field direction is obtained. The endoscope with the image transmission assembly has the beneficial effects.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to an endoscope and biography image subassembly thereof.
Background
The endoscope can acquire image information within its field angle range by an image pickup device provided at the head end portion. The existing endoscope mainly comprises a straight view mirror, wherein a visual field in front of a mirror body is acquired through a camera device; in practical use, some endoscopes (such as a duodenoscope and a convex array ultrasonic endoscope) are side-view mirrors, and a mirror body of the endoscope has a certain angle of view with a mirror body to acquire required field-of-view information at a corresponding angle, so that designing an image transmission assembly suitable for the side-view endoscope is a technical problem to be solved in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
the utility model provides an endoscope image transmission assembly, which comprises a circuit board, a connecting wire and a camera device, wherein the connecting wire is electrically connected with the circuit board; the circuit board comprises a first board body and a second board body, and an included angle of a set angle is formed between the second board body and the first board body; the camera device is connected with the second plate body.
As an improvement of the above technical solution, the circuit board further includes a flexible connecting portion, and the first board body and the second board body are connected by the flexible connecting portion; the image transmission assembly further comprises a connecting piece, the second plate body bends towards one side of the first plate body along the flexible connecting portion to set the angle, and the camera device is connected with the connecting piece.
As a further improvement of the above technical solution, a connecting portion is provided on the connecting member, and the camera device is fixedly connected to the connecting portion.
As a further improvement of the above technical solution, the connecting portion is a hanging arm extending from the connecting member, and the image pickup device is connected to the hanging arm.
As a further improvement of the above technical solution, the image pickup apparatus is provided with a positioning portion, and the connecting portion is connected to the image pickup apparatus corresponding to the positioning portion.
As a further improvement of the above technical solution, the connecting part is a hanging arm extending from the connecting part, and the hanging arm is connected with the camera device; the positioning part is a groove arranged on the camera device, one end of the hanging arm connected with the camera device is positioned in the groove, and the groove wall of the groove is attached to the edge of the hanging arm.
As a further improvement of the above technical solution, the image pickup apparatus includes an objective lens and a lens holder, the objective lens is fixedly mounted on the lens holder, the lens holder is fixedly connected to the second plate, and the connecting member is connected to the lens holder.
As a further improvement of the above technical solution, the connecting member includes a top portion and side walls extending downward from two sides of the top portion, the top portion and the side walls enclose an accommodating space, and the connecting wire is covered in the accommodating space by the connecting member.
As a further improvement of the above technical solution, the circuit board includes a third board body, the third board body is connected to one side of the first board body through the flexible connecting portion, and the third board body can be accommodated in the accommodating space after being folded over the first board body.
The utility model also provides an endoscope, including foretell endoscope biography image subassembly.
The utility model has the advantages that:
the utility model comprises a first board body and a second board body, wherein the second board body and the first board body form an included angle with a set angle; the camera device is fixedly connected to the second plate body, so that a set angle is formed between the camera device and the first plate body, the corresponding requirement on the field angle is met, and the required field direction is obtained. The endoscope with the image transmission assembly has the beneficial effects.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the following will briefly explain the drawings required to be used in the description of the embodiments:
fig. 1 is a schematic structural view of an embodiment of an image transmission assembly of the present invention;
fig. 2 is a schematic perspective view of an embodiment of an image transmission assembly according to the present invention;
fig. 3 is a schematic perspective view of another embodiment of the image transmission assembly of the present invention;
fig. 4 is a schematic structural diagram of an embodiment of the circuit board according to the present invention;
FIG. 5 is a schematic diagram of the circuit board shown in FIG. 4 in a folded state;
FIG. 6 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 7 is a schematic view of an embodiment of the image-transmitting assembly of the present invention with the connecting member removed;
fig. 8 is a schematic structural view of one embodiment of the endoscope tip portion of the present invention.
Detailed Description
The existing endoscope system is a straight-view mirror, an image pickup device of the endoscope system is installed in a head end of the endoscope and faces the front of the endoscope, image information in a field angle range of the image pickup device is acquired through the image pickup device, the field angle of the image pickup device can only be expanded to a smaller range around the front of the endoscope body along the front of the endoscope body and to two sides, the image pickup device is only suitable for detecting the front of the endoscope body, corresponding information of other positions (such as the side and the side back of the endoscope body) is difficult to acquire, in some occasions, a certain included angle is required between the field angle of the image pickup device and the endoscope body, and the field angle of the straight-view mirror can not meet the requirement. The utility model designs an endoscope and an image transmission component thereof, wherein the connecting part and the positioning part in the image transmission component realize a preset field angle to meet the actual field requirement; secondly, the convenience of assembly, the steadiness of structure are realized through the structural design of connecting portion and location portion.
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The upper, lower, left, right and other directions of the present invention are only described with respect to the mutual position relationship of the components of the present invention in the drawings. The utility model provides an each technical feature can the interactive combination under the prerequisite of conflict each other.
Fig. 1 is a schematic structural view of an embodiment of an image transmission assembly of the present invention, and referring to fig. 1, the image transmission assembly of the present invention comprises a circuit board 10, a connecting wire 20 and a camera device 30, wherein the connecting wire 20 is electrically connected to the circuit board 10; the circuit board 10 includes a first board body 11 and a second board body 12, and an included angle α is formed between the second board body 12 and the first board body 11 by taking the surface of the first board body 11 as a reference horizontal plane; the image capturing device 30 is fixedly connected to the second plate 12, so that the image capturing device 30 and the first plate 11 form a predetermined angle, thereby satisfying the corresponding view angle requirement and obtaining the desired view direction. The specific view direction of the camera device 30 can be determined by presetting the size of the included angle between the second plate body 12 and the first plate body 11.
The circuit board 10 further includes a flexible connecting portion 13, and the first board 11 and the second board 12 are connected by the flexible connecting portion 13. The circuit board 10 may also be a combined structure of a flexible board and a rigid board (see fig. 3), that is, the circuit board includes a flexible board, a rigid first board and a rigid second board, the first board and the second board are fixed on the flexible board at intervals, and a portion of the flexible board corresponding to a portion between the first board and the second board forms a flexible connection portion. The image transmission assembly further includes a connecting member 40, the second plate 12 is bent to a side of the first plate 11 along the flexible connecting portion 13 by a predetermined angle, and the camera device 30 is connected to the connecting member 40 to maintain the relative position between the second plate 12 and the first plate 11. The connecting member 40 may be provided with a connecting portion, and the camera device 30 is fixedly connected to the connecting portion. The camera device 30 may be directly connected to the connection member 40.
In specific implementation, the circuit board 10 may also be a hard structure, and the first board body and the second board body are fixedly connected or integrally formed, and the above-mentioned connecting member may not be provided at this time.
The camera device 30 may be provided with a positioning portion 60, and the connecting member 40 is connected to the camera device 30 corresponding to the positioning portion 60. The image capturing device 30 includes an objective lens 31 and a lens holder 32, the objective lens 31 is fixedly mounted on the lens holder 32, the lens holder 32 is fixedly connected to the second plate 12, the connecting member 40 is connected to the lens holder 32, and the positioning portion can be disposed on the lens holder 32.
Fig. 2 is a schematic perspective view of an embodiment of the image transmission assembly of the present invention, and fig. 3 is a schematic perspective view of another embodiment of the image transmission assembly of the present invention, with reference to fig. 1 to 3, where the right side of the figure is the front side and the left side is the rear side; the image transmission assembly comprises a circuit board 10, a connecting wire 20 and a camera device 30, wherein the connecting wire 20 is electrically connected with the circuit board 10, and is converged into a wire harness and extends backwards; the circuit board 10 includes a first board body 11 and a second board body 12, the plane where the first board body 11 is located is a horizontal plane, the direction perpendicular to the horizontal plane is a vertical direction, and the second board body 12 is bent upward from the horizontal plane, so that the second board body 12 and the first board body 11 form an included angle α of a set angle; the image pickup device 30 includes a lens holder 31 and an objective lens 32 provided on the lens holder 31, and the image pickup device 30 is attached to the second plate body 12 such that the objective lens 32 is inclined rearward with respect to the vertical direction at an angle equal to α, and thus the objective lens 32 has an angle of view inclined rearward. Moreover, the second board 12 is bent upward relative to the first board 11, so that the total length of the circuit board 10 in the front-rear direction can be reduced.
The circuit board 10 may be a combination structure of a hard board body and a flexible connecting portion, referring to fig. 2, in this embodiment, the circuit board 10 includes a hard first board body 11 and a hard second board body 12, the first board body 11 and the second board body 12 are spaced from each other and connected by a flexible connecting portion 13, so that the second board body 12 can be folded along the flexible connecting portion 13 relative to the first board body 11.
The circuit board 10 may also be a combined structure of a flexible board and a rigid board, referring to fig. 3, in this embodiment, the circuit board 10 includes a flexible board 14, a rigid first board 11 and a rigid second board 12, the first board 11 and the second board 12 are fixed on the flexible board at intervals, and a flexible connecting portion 13 'is formed on the flexible board 14 corresponding to a portion between the first board 11 and the second board 12, so that the second board 12 can be folded along the flexible connecting portion 13' relative to the first board 11; the image transmission assembly further comprises a connecting piece 40, the connecting piece 40 is horizontally arranged above the first plate body 11, the second plate body 12 is bent to one side of the soft plate 13' along the soft connecting part to form an included angle alpha with the first plate body 11, the camera device 30 is connected with the second plate body 12 through the lens holder 31, and the camera device 30 is connected with the connecting piece 40, so that the included angle between the second plate body 12 and the first plate body 11 is kept unchanged, and the objective lens 32 of the camera device 30 is kept inclined backwards.
In addition to the above embodiments, the circuit board 10 may also be implemented in other manners, for example, the circuit board may also be a flexible circuit board (not shown) as a whole, and includes a first board body and a second board body connected to each other, the image transmission assembly further includes a connecting member 40, the connecting member 40 is horizontally disposed above the first board body, the second board body is bent to a side with respect to the first board body by a set angle, so as to form an included angle α with the first board body, the camera device 30 is connected to the second board body, and the camera device 30 is connected to the connecting member 40, so as to keep the included angle between the second board body and the first board body unchanged, and thus the objective lens 32 of the camera device 30 can be kept tilted backwards. The circuit board may also be a rigid structure (not shown), including a first board and a second board, the second board and the first board are arranged at an included angle α, the first board and the second board may be fixedly connected or integrated, and the second board may maintain the inclination angle of the camera device.
The camera device 30 and the connecting member 40 may be directly connected, or a connecting portion 50 may be provided on the connecting member 40, through which the camera device 30 and the connecting member 40 are indirectly connected; one end of the connecting part is fixedly connected with the connecting part 40, or the connecting part 50 and the connecting part 40 are in an integral structure, and the camera device 30 is fixedly connected with the other end of the connecting part 50. The connecting portion 50 and the camera device 30 can be fixedly connected by means of adhesive connection, bolt connection, snap connection, or the like. The camera device 30 can be provided with the positioning part 60, one end of the connecting part 50 is fixedly connected with the camera device 30 corresponding to the positioning part 60, and the positioning part 60 plays a role in positioning the connecting part 50 so as to quickly position the connecting position during assembly, so that the assembly difficulty is saved, and the production cost is saved.
Fig. 4 is a schematic structural view of an embodiment of a circuit board of the present invention, fig. 5 is a schematic view of a folded state of the circuit board shown in fig. 4, fig. 6 is a cross-sectional view taken along a line a-a of fig. 1, and referring to fig. 4 to 6, the circuit board 10 includes a plurality of hard board bodies, the hard board bodies are connected to each other through a flexible connecting portion, so that the hard board bodies can be bent or folded relatively, in the embodiment shown in the drawings, the circuit board 10 includes a first hard board body 11, a second board body 12 and a third board body 14, the second board body 12 is connected to a front side of the first board body 11 through the flexible connecting portion 13, the third board body 14 is connected to a side of the first board body 11 through the flexible connecting portion 13, electrical components are disposed on the first board body 11, the second board body 12 and the third board body 14, and the second board body 12 and the third board body 14 can be bent or folded relative to the, the third board body 14 is folded over the first board body 11, so that the width of the circuit board 10 can be reduced, and the second board body 12 is bent upward relative to the first board body 11 by a predetermined angle, so that the length of the circuit board 10 can be reduced, thereby reducing the length and width required for the overall assembly of the circuit board 10.
The connecting member 40 includes a top portion 41 and sidewalls 42 extending downward from two sides of the top portion 41, the top portion 41 and the sidewalls 42 define an accommodating space 43, and the third plate 14 can be accommodated in the accommodating space 43 after being folded upward toward the first plate 11. The connecting wire 20 is electrically connected with the circuit board 10 and is located in the accommodating space 43 of the connecting member 40, the connecting wire 20 is converged into a wire harness and extends backwards, the width of one end of the connecting member 40 is gradually reduced towards the direction far away from the circuit board 10, a beam opening structure 44 is formed, and the wire harness can be prevented from shaking greatly by matching with the wire harness.
Fig. 7 is a schematic view of the image transmission assembly according to an embodiment of the present invention in a state that the connecting member is detached, and referring to fig. 2 and 7, the connecting portion 50 may be a hanging arm 51 extending from the connecting member 40, and the image capturing device 30 is fixedly connected to the hanging arm 51. The positioning portion 60 may be a groove 61 disposed on the image capturing device 30, one end of the hanging arm 51 connected to the image capturing device 30 is located in the groove 61, and a groove wall of the groove 61 abuts against an edge of the hanging arm 51, and when the connection assembly is performed, one end of the hanging arm 51 is correspondingly placed in the groove 61, so that the relative position between the hanging arm 51 and the image capturing device 30 can be positioned. The image capturing device 30 includes an objective lens 32 and a lens holder 31, the objective lens 32 is fixedly mounted on the lens holder 31, the lens holder 31 is fixedly connected to the second plate 12, and the groove 61 is opened on the lens holder 31.
The hanging arm 51 can be of an L-shaped structure, and comprises a first arm section 511 and a second arm section 512, wherein the second arm section 512 extends outwards from the side edge of one end of the first arm section 511, the other end of the first arm section 511 is fixedly connected with the connecting piece 40, or the hanging arm 51 is integrally connected with the connecting piece 40, and the microscope base 31 is connected with one end of the hanging arm 51 where the second arm section 512 is located. In particular, the recess 61 in the lens holder 31 comprises a first groove wall 611, a second groove wall 612 and a third groove wall 613, the first groove wall 611 abuts against the forward edge 51a of the suspension arm 51 when the suspension arm 51 is connected to the lens holder 31, the second groove wall 612 abuts against the rear edge 52b of the second arm segment 512, and the third groove wall 613 abuts against the lower edge 51c of the first arm segment 511.
The hanging arm can also be a long strip structure (not shown), the microscope base is connected with the front end of the hanging arm, the rear end of the hanging arm is fixedly connected with the connecting piece, or the hanging arm and the connecting piece are of an integral structure; the groove on the mirror base comprises a first groove wall and a second groove wall, when the hanging arm is connected with the mirror base, the first groove wall is attached to the edge of the hanging arm in front, and the second groove wall is attached to the lower side edge of the hanging arm.
In the above embodiment, a pair of hanging arms 51 may be symmetrically disposed and respectively connected to the side walls of both sides of the connecting member 40, and the front ends of the hanging arms 51 are respectively connected to both sides of the lens holder 32. The hanging arm 51 and the mirror base 31 can be fixedly connected in a mode of viscose connection, bolt connection, buckle connection, bayonet fixing and the like.
The connecting piece 40 includes top 41 and the lateral wall 42 from 41 both sides downwardly extending in top, and the accommodation space is enclosed into to top and lateral wall, and connecting piece 40 covers connecting wire 20 in the accommodation space, and connecting wire 20 extends backward after converging the line, and the width of the one end of connecting piece 40 reduces to the direction of keeping away from circuit board 10 gradually, forms and restraints a mouthful structure 44, and this restraints a mouthful structure 44 and pencil cooperation, can prevent that the pencil from rocking by a wide margin.
Fig. 8 is a schematic structural diagram of an embodiment of an endoscope head end portion of the present invention, referring to fig. 8, the endoscope includes an insertion portion that can be inserted into a body cavity, the front end of the insertion portion is provided with a front end hard portion 100, the image transmission assembly 200 is installed inside the front end hard portion 100, after the image transmission assembly 200 can be integrally assembled, the image transmission assembly is integrally installed inside the front end hard portion 100 of the endoscope, in combination with the above, the image pickup device 30 has a rearward angle of view inclined with respect to the side of the endoscope body, therefore, in actual use, the image pickup device 30 forms a set assembly angle in the front end hard portion 100, so that the endoscope has a view direction toward the rear of the endoscope body, thereby acquiring image information of a desired position.
The above description is only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and these equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. An endoscopic image transfer assembly characterized by: the camera comprises a circuit board, a connecting wire and a camera device, wherein the connecting wire is electrically connected with the circuit board; the circuit board comprises a first board body and a second board body, and an included angle of a set angle is formed between the second board body and the first board body; the camera device is fixedly connected to the second plate body.
2. The endoscopic image transfer assembly of claim 1, wherein: the circuit board further comprises a bendable flexible connecting part, and the first board body is connected with the second board body through the flexible connecting part; the image transmission assembly further comprises a connecting piece, the second plate body bends towards one side of the first plate body along the flexible connecting portion to set the angle, and the camera device is connected with the connecting piece.
3. The endoscopic image transfer assembly of claim 2, wherein: the connecting piece is provided with a connecting part, and the camera device is fixedly connected with the connecting part.
4. The endoscopic image transfer assembly of claim 3, wherein: the connecting part is a hanging arm extending from the connecting part, and the camera device is connected with the hanging arm.
5. The endoscopic image transfer assembly of claim 3, wherein: the camera device is provided with a positioning part, and the connecting part corresponds to the positioning part and is connected to the camera device.
6. The endoscopic image transfer assembly of claim 5, wherein: the connecting part is a hanging arm extending out of the connecting piece, and the hanging arm is connected with the camera device; the positioning part is a groove arranged on the camera device, one end of the hanging arm connected with the camera device is positioned in the groove, and the groove wall of the groove is attached to the edge of the hanging arm.
7. An endoscope image transmission assembly according to any of claims 2 to 6 and wherein: the camera device comprises an objective lens and a lens base, wherein the objective lens is fixedly installed on the lens base, the lens base is fixedly connected to the second plate body, and the connecting piece is connected with the lens base.
8. The endoscopic image transfer assembly of claim 2, wherein: the connecting piece includes the top and from the lateral wall of top both sides downwardly extending, the top with the lateral wall encloses into the accommodation space, the connecting piece with the connecting wire cover is in the accommodation space.
9. The endoscopic image transfer assembly of claim 8, wherein: the circuit board comprises a third board body, the third board body is connected with one side of the first board body through the flexible connecting portion, and the third board body can be contained in the containing space after being folded towards the upper portion of the first board body.
10. An endoscope, characterized by: comprising an endoscopic image transfer assembly according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822140780.6U CN209951204U (en) | 2018-12-19 | 2018-12-19 | Endoscope and image transmission assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822140780.6U CN209951204U (en) | 2018-12-19 | 2018-12-19 | Endoscope and image transmission assembly thereof |
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| Publication Number | Publication Date |
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| CN209951204U true CN209951204U (en) | 2020-01-17 |
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| CN201822140780.6U Active CN209951204U (en) | 2018-12-19 | 2018-12-19 | Endoscope and image transmission assembly thereof |
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| CN (1) | CN209951204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021219801A1 (en) * | 2020-04-30 | 2021-11-04 | Ambu A/S | Tip for a single use endoscope, in particular for a single use duodenoscope |
-
2018
- 2018-12-19 CN CN201822140780.6U patent/CN209951204U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021219801A1 (en) * | 2020-04-30 | 2021-11-04 | Ambu A/S | Tip for a single use endoscope, in particular for a single use duodenoscope |
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