CN208228927U - Endoscope-use is without rivet snake bone component - Google Patents
Endoscope-use is without rivet snake bone component Download PDFInfo
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- CN208228927U CN208228927U CN201720831962.0U CN201720831962U CN208228927U CN 208228927 U CN208228927 U CN 208228927U CN 201720831962 U CN201720831962 U CN 201720831962U CN 208228927 U CN208228927 U CN 208228927U
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- middle node
- snake bone
- link slot
- endoscope
- bone component
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Abstract
The utility model discloses a kind of endoscope-uses without rivet snake bone component, including head end section, deutomerite, and n group middle node is provided between head end section and deutomerite；Middle node is made of the first middle node and the second middle node；N the first middle nodes and the second middle node are spaced setting between head end section and deutomerite；Auxiliary connection between head end section and the first middle node, the first middle node and the second middle node, the second middle node and deutomerite respectively by two snap ring hinge arrangements realizes connection；Wherein the engaging lug of a part can be rotated relative to the link slot for the part being attached thereto；Two engaging lugs of Same Part form the centre of gyration, so that snake bone component be made to bend.The utility model realizes the connection between adjacent parts by the auxiliary connection of snap ring hinge arrangement, and the two sides of auxiliary connection are respectively formed with corner cut, that is, ensure that snake bone can flexible rotating, also ensure that snap ring hinge each unit will not be scattered, to eliminate rivet arrangement, production efficiency is substantially increased.
Description
Technical field
A kind of endoscopic portion the utility model relates to Micro trauma surgical medicine for inside of human body inspection Clinics and Practices
Part, and in particular to a kind of endoscope-use is without rivet snake bone component.
Background technique
Endoscope in normal operation, needs artificially to control insertion tube leading end portion and does angle and curve movement, controls leading end portion
Upwards, the component curved downwards, to the left, to the right is snake bone component.
Existing snake bone component by wire cutting or is laser-cut into multiple cell cubes by stainless steel tube, and multiple cell cubes are logical
The mode for crossing bar riveting is connected into a component, complete using techniques such as rivet or weld wirerope retainer plate, polishing deburrings
At the production of finished product.Its complex manufacturing technology, manufacture craft required precision are high.Therefore, existing bending snake bone component is from original
Material selection is to completing the process, time-consuming work consuming, and the process-cycle is long, at high cost.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of endoscope-uses without rivet snake bone component, it can be saved
Riveted joint structure has been removed, manufacture craft is simplified.
In order to solve the above technical problems, technical solution of the utility model endoscope-use without rivet snake bone component are as follows:
Including head end section 1, deutomerite 4, n group middle node is provided between head end section 1 and deutomerite 4；Middle node is by among first
Section 2 and the second middle node 3 form；N the first middle nodes 2 and the second middle node 3 are spaced setting between head end section 1 and deutomerite 4；
Pass through respectively between head end section 1 and the first middle node 2, the first middle node 2 and the second middle node 3, the second middle node 3 and deutomerite 4
The auxiliary connection of two snap ring hinge arrangements realizes connection；The side of the auxiliary connection forms the first corner cut α, the other side of auxiliary connection
Form the second corner cut b；The auxiliary connection is made of link slot 6 and the engaging lug matched with link slot 67；A wherein part
Engaging lug 7 can be rotated relative to the link slot 6 for the part being attached thereto；Two engaging lugs 7 of Same Part are formed in revolution
The heart, so that snake bone component be made to bend.
The first corner cut α is the upper bending angle of every section, and the upper bending angle of whole snake bone is (2n+1) × α.
The second corner cut b is the lower bending angle of every section, and the lower bending angle of whole snake bone is (2n+1) × b.
The diameter of the link slot 6 is slightly larger than engaging lug 7, so as to form free gap between link slot 6 and engaging lug 7.
Described two auxiliary connections are evenly distributed, so that at 180 ° of angles between two auxiliary connections.
The connecting pin of the head end section 1 is formed there are two link slot 6, and the connecting end surface of 6 two sides of link slot is formed with inclined-plane.
The connecting pin of the deutomerite 4 is formed there are two engaging lug 7, and the connecting end surface of 7 two sides of engaging lug is formed with inclined-plane.
There are two engaging lugs 7 for one end formation of first middle node 2, and there are two link slots 6 for other end formation；Link slot
6 and engaging lug 7 be circumferentially correspondingly arranged；The connecting end surface of 7 two sides of engaging lug is formed with inclined-plane, the connecting pin of 6 two sides of link slot
Face is formed with inclined-plane.
The inside of second middle node 3 be embedded there are two be used for fixed traction steel wire wire rope handling steel pipe 5；Two wire rope handling steel
Pipe 5 is circumferentially staggered with link slot 6 or engaging lug 7.
The wire rope handling steel pipe 5 is fixed on the inside of the second middle node 3 by laser welding.
The head end section 1, deutomerite 4, the first middle node 2, the second middle node 3 section be circle.
Technical effect
The utility model realizes the connection between adjacent parts, and the two of auxiliary connection by the auxiliary connection of snap ring hinge arrangement
Side is respectively formed with corner cut, that is, ensure that snake bone can flexible rotating, also ensure that snap ring hinge each unit will not be scattered, thus
Rivet arrangement is eliminated, production efficiency is substantially increased.
Detailed description of the invention
It should be understood by those skilled in the art that following explanation is only schematically to illustrate the principles of the present invention, it is described
Principle can be applied in many ways, to realize many different alternative embodiments.These explanations are only used for showing practical
The General Principle of novel teaching content, it is not intended to limit utility model design disclosed herein.
It is incorporated in the present specification and the attached drawing formed part of this specification shows the embodiment party of the utility model
Formula, and be used to explain the principles of the present invention together with the detailed description of general description and following drawings above.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is schematic diagram of the utility model endoscope-use without rivet snake bone component；
Fig. 2 is the decomposition diagram of the utility model；
Fig. 3 is the front view of the utility model；
Fig. 4 is the schematic diagram of first middle node of the utility model；
Fig. 5 is the upper bending state schematic diagram of the utility model；
Fig. 6 is the lower bending state schematic diagram of the utility model；
Fig. 7 is the diagrammatic cross-section of second middle node of the utility model；
Fig. 8 is the stereoscopic schematic diagram of second middle node of the utility model；
Fig. 9 is the stereoscopic schematic diagram of another angle of second middle node of the utility model.
Description of symbols in figure:
1 is head end section, and 2 be the first middle node,
3 be the second middle node, and 4 be deutomerite,
5 be wire rope handling steel pipe, and 6 be link slot,
7 be engaging lug.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical solution of the utility model embodiment is clearly and completely described in the attached drawing of type embodiment.Obviously, described
Embodiment is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the utility model
Embodiment, those of ordinary skill in the art's every other embodiment obtained under the premise of being not necessarily to creative work, all belongs to
In the range of the utility model protection.Unless otherwise defined, the technical term or scientific term used herein should be this reality
The ordinary meaning understood with the personage in novel fields with general technical ability." first " used herein, " second "
And similar word is not offered as any sequence, quantity or importance, and be used only to distinguish different component parts.
The similar word such as " comprising " means that the element or object that occur before the word cover the element for appearing in the word presented hereinafter
Perhaps object and its equivalent and be not excluded for other elements or object.The similar word such as " connection " or " connected " not limits
It due to physics or mechanical connection, but may include electrical connection, it is either direct or indirect."upper",
"lower" etc. is only used for indicating relative positional relationship, after the absolute position for being described object changes, then the relative positional relationship
May correspondingly it change.
As shown in Figure 1 to Figure 3, the utility model endoscope-use is without rivet snake bone component, including head end section 1, deutomerite 4, head
N group middle node is provided between end segment 1 and deutomerite 4；Middle node is made of the first middle node 2 and the second middle node 3；N first
Middle node 2 and the second middle node 3 are spaced setting between head end section 1 and deutomerite 4；
The section of head end section 1, deutomerite 4 and the first middle node 2, the second middle node 3 is circle；
The connecting pin of head end section 1 is formed there are two link slot 6, and the connecting end surface of 6 two sides of link slot is formed with inclined-plane；Two
Link slot 6 is evenly distributed, so that at 180 ° of angles between two link slots 6；
As shown in figure 4, one end of the first middle node 2 is formed, there are two engaging lugs 7, and there are two link slots 6 for other end formation；
Link slot 6 and engaging lug 7 are circumferentially correspondingly arranged；The connecting end surface of 7 two sides of engaging lug is formed with inclined-plane, 6 two sides of link slot
Connecting end surface is formed with inclined-plane；
The structure of second middle node 3 is identical as the first middle node 2；As shown in figure 9, the inside of the second middle node 3 is embedded with
Two are used for the wire rope handling steel pipe 5 of fixed traction steel wire；Wire rope handling steel pipe 5 is fixed on the inside of the second middle node 3 by laser welding；
Two wire rope handling steel pipes 5 are circumferentially staggered with link slot 6 or engaging lug 7；
The connecting pin of deutomerite 4 is formed there are two engaging lug 7, and the connecting end surface of 7 two sides of engaging lug is formed with inclined-plane；
Engaging lug 7 is matched with link slot 6；
By the auxiliary connection of link slot 6 and the mating connection composition snap ring hinge arrangement of engaging lug 7, head end section is successively realized
1 and first middle node 2, the first middle node 2 and the second middle node 3, the second middle node 3 and another first middle node 2 and second
Middle node 3 is fixedly connected with deutomerite 4, forms snake bone component；
Divide between adjacent each section (i.e. head end section 1, the first middle node 2, the second middle node 3 and deutomerite 4) of the utility model
It is not connected fixation by the cooperation realization of link slot 6 and engaging lug 7, without using rivet, manufacture craft is simple.
After the adjacent segments of snake bone component are connected and fixed, two inclined-planes of adjacent segments form corner cut；It is formed above auxiliary connection
First corner cut α, auxiliary connection lower section form the second corner cut b；Wherein the engaging lug 7 of a part can be relative to the part being attached thereto
Link slot 6 rotate；Two engaging lugs 7 of Same Part form the centre of gyration, wherein a part can be opposite around the centre of gyration
An angle is turned in the part being attached thereto, so that snake bone component be made to bend；
Wherein a part forms the bending angle of every section relative to the maximum angle that the part being attached thereto can turn over；By
It is respectively formed corner cut in the two sides up and down of auxiliary connection, therefore snake bone component can be upwardly or downwardly bent；
First corner cut α is the upper bending angle of every section, and the n group middle node being set between head end section 1 and deutomerite 4 makes snake
Bone component forms 2n+1 bending angle；The upper bending angle of whole snake bone is (2n+1) × α, as shown in Figure 5；
Second corner cut b is the lower bending angle of every section, and the lower bending angle of whole snake bone is (2n+1) × b, such as Fig. 6 institute
Show；
As shown in Figure 7 to 9, the diameter of engaging lug 7 corresponds to central angle d；The diameter of link slot 6 is slightly larger than engaging lug 7, with
Make to form free gap between link slot 6 and engaging lug 7, has not only guaranteed that snake bone can be flexibly bent, but also will not fall apart.
Each part of the utility model can be selected stainless using modern five-shaft numerical control laser cutting parameter, each part material
Steel pipe, the link slot 6 of each part, engaging lug 7, wire rope handling steel pipe 5 and wire rope handling steel pipe 5 soldering opening be all cut by laser by five-shaft numerical control
Machine is completed, and finished product smooth cut does not need the secondary operation such as polishing deburring.
Although the embodiments of the present invention is hereinbefore described in detail, come for those skilled in the art
It says it is readily apparent that can these embodiments be carry out various modifications and be changed.However, it is understood that this modification and change
Change belongs within the scope of the utility model described in the claims and spirit.Moreover, described herein practical new
Type can have other embodiments, and can be practiced or carried out in several ways.
Claims (10)
1. a kind of endoscope-use is without rivet snake bone component, it is characterised in that: including head end section (1), deutomerite (4), head end section (1) with
N group middle node is provided between deutomerite (4)；Middle node is made of the first middle node (2) and the second middle node (3)；In n first
Segmentum intercalaris (2) and the second middle node (3) are spaced setting between head end section (1) and deutomerite (4)；
Head end section (1) and the first middle node (2), the first middle node (2) and the second middle node (3), the second middle node (3) and deutomerite
(4) auxiliary connection between respectively by two snap ring hinge arrangements realizes connection；
The side of the auxiliary connection forms the first corner cut α, and the other side of auxiliary connection forms the second corner cut b；
The auxiliary connection is made of link slot (6) and the engaging lug (7) matched with link slot (6)；The wherein connection of a part
Ear (7) can be rotated relative to the link slot (6) for the part being attached thereto；Two engaging lugs (7) of Same Part form revolution
Center a, wherein part can turn over an angle relative to the part being attached thereto around the centre of gyration, so that snake bone component be made to send out
Raw bending.
2. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: the first corner cut α is every
The upper bending angle of section, the upper bending angle of whole snake bone are (2n+1) × α.
3. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: the second corner cut b is every
The lower bending angle of section, the lower bending angle of whole snake bone are (2n+1) × b.
4. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: the link slot (6) it is straight
Diameter is slightly larger than engaging lug (7), so as to form free gap between link slot (6) and engaging lug (7).
5. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: described two auxiliary connections are along week
To being evenly distributed with, so that at 180 ° of angles between two auxiliary connections.
6. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: the company of the head end section (1)
It connects end to be formed there are two link slot (6), the connecting end surface of link slot (6) two sides is formed with inclined-plane.
7. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: the connection of the deutomerite (4)
End is formed there are two engaging lug (7), and the connecting end surface of engaging lug (7) two sides is formed with inclined-plane.
8. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: first middle node (2)
One end formed there are two engaging lug (7), the other end forms that there are two link slot (6)；Link slot (6) and engaging lug (7) are along week
To being correspondingly arranged；The connecting end surface of engaging lug (7) two sides is formed with inclined-plane, and the connecting end surface of link slot (6) two sides is formed with tiltedly
Face.
9. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: second middle node (3)
Inside be embedded there are two be used for fixed traction steel wire wire rope handling steel pipe (5)；Two wire rope handling steel pipes (5) and link slot (6) connect
Lug (7) is circumferentially staggered.
10. endoscope-use according to claim 1 is without rivet snake bone component, it is characterised in that: the head end section (1), after
Save (4), the first middle node (2), the second middle node (3) section be circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720831962.0U CN208228927U (en) | 2017-07-11 | 2017-07-11 | Endoscope-use is without rivet snake bone component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720831962.0U CN208228927U (en) | 2017-07-11 | 2017-07-11 | Endoscope-use is without rivet snake bone component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208228927U true CN208228927U (en) | 2018-12-14 |
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ID=64577502
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720831962.0U Active CN208228927U (en) | 2017-07-11 | 2017-07-11 | Endoscope-use is without rivet snake bone component |
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| Country | Link |
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| CN (1) | CN208228927U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107334449A (en) * | 2017-07-11 | 2017-11-10 | 上海成运医疗器械股份有限公司 | Endoscope-use is without rivet snake bone component |
| WO2022148280A1 (en) * | 2021-01-07 | 2022-07-14 | 陈雍睿 | Bending tube for endoscope |
| CN115191912A (en) * | 2022-06-16 | 2022-10-18 | 上海工程技术大学 | Double-layer snake bone unit section, snake bone pipe and endoscope |
-
2017
- 2017-07-11 CN CN201720831962.0U patent/CN208228927U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107334449A (en) * | 2017-07-11 | 2017-11-10 | 上海成运医疗器械股份有限公司 | Endoscope-use is without rivet snake bone component |
| WO2022148280A1 (en) * | 2021-01-07 | 2022-07-14 | 陈雍睿 | Bending tube for endoscope |
| CN115191912A (en) * | 2022-06-16 | 2022-10-18 | 上海工程技术大学 | Double-layer snake bone unit section, snake bone pipe and endoscope |
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