CN221180359U - Steel wire tightness adjusting mechanism and endoscope with same - Google Patents
Steel wire tightness adjusting mechanism and endoscope with same Download PDFInfo
- Publication number
- CN221180359U CN221180359U CN202322393369.0U CN202322393369U CN221180359U CN 221180359 U CN221180359 U CN 221180359U CN 202322393369 U CN202322393369 U CN 202322393369U CN 221180359 U CN221180359 U CN 221180359U
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- steel wire
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- wire
- adjusting
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 136
- 239000010959 steel Substances 0.000 title claims abstract description 136
- 238000013016 damping Methods 0.000 claims abstract description 17
- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 230000037431 insertion Effects 0.000 abstract description 7
- 238000003780 insertion Methods 0.000 abstract description 7
- 238000005452 bending Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 241000270295 Serpentes Species 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- Endoscopes (AREA)
Abstract
The utility model discloses a steel wire tightness adjusting mechanism, which comprises: the connecting sleeve is arranged in the handle of the endoscope, one end of the connecting sleeve is provided with a jack, the peripheral wall of the connecting sleeve is connected with a set screw in a threaded manner, and the other end of the connecting sleeve is used for connecting the first steel wire subsection; one end of the connecting column is inserted into the jack, a damping piece is arranged on the peripheral wall of the connecting column and used for abutting against the inner wall of the jack, the set screw is used for screwing into the jack to tightly prop against the connecting column, and the other end of the connecting column is used for connecting the second steel wire subsection; and clamping the steel column, clamping the insertion ends of the first steel wire subsection and the second steel wire subsection, enabling the first steel wire subsection and the second steel wire subsection to be respectively clamped with the connecting sleeve and the connecting column, enabling the connecting sleeve and the connecting column to be matched with each other to form an adjusting steel wire by the aid of the first steel wire subsection and the second steel wire subsection, and enabling the connecting sleeve and the connecting column to be used for adjusting the length of the adjusting steel wire.
Description
Technical Field
The utility model relates to the technical field of endoscopes, in particular to a steel wire tightness adjusting mechanism and an endoscope with the same.
Background
The endoscope drives the bending part to bend by adjusting the steel wire, and the stability and the handfeel for implementing bending control are determined by adjusting the tightness of the steel wire.
At present, after the endoscope is used for a period of time, the adjusting steel wire can generate certain plastic deformation to lead the adjusting steel wire to loosen, the control hand feeling is affected, and even the bending adjustable angle is reduced, so that the tightness of the adjusting steel wire needs to be correspondingly adjusted.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a steel wire tightness adjusting mechanism which can adjust the tightness of an endoscope adjusting steel wire.
The utility model also provides an endoscope with the steel wire tightness adjusting mechanism.
According to a first aspect of the present utility model, a wire tightness adjustment mechanism includes: the connecting sleeve is arranged in the handle of the endoscope, one end of the connecting sleeve is provided with an inserting hole, the peripheral wall of the connecting sleeve is connected with a set screw in a threaded manner, and the other end of the connecting sleeve is used for being connected with a first steel wire subsection; one end of the connecting column is inserted into the jack, a damping piece is arranged on the peripheral wall of the connecting column and used for abutting against the inner wall of the jack, the set screw is used for screwing into the jack to tightly prop against the connecting column, and the other end of the connecting column is used for connecting a second steel wire subsection; the connecting sleeve is matched with the connecting column to form the first steel wire subsection and the second steel wire subsection into an adjusting steel wire, and the connecting sleeve and the connecting column are used for adjusting the length of the adjusting steel wire.
The steel wire tightness adjusting mechanism provided by the embodiment of the utility model has at least the following beneficial effects: the connecting sleeve that sets up with the spliced pole is as the connector of first steel wire subsection with the second steel wire subsection, makes the first steel wire subsection with the regulation steel wire length that the second steel wire subsection constitutes is adjustable, because the both ends of adjusting the steel wire are fixed, so macroscopic embody can adjust for the tight degree of adjusting the steel wire, and this steel wire tight degree adjustment mechanism simple structure, conveniently adjusts, adopts damping piece with the dual insurance location of holding screw has guaranteed the connecting sleeve with the stability of spliced pole connection has guaranteed the length stability after adjusting the steel wire equally, adjusts the steel wire promptly and is difficult to rebound after adjusting tightly, guarantees the quality of adjustment, and adjustment efficiency is high.
According to some embodiments of the present utility model, a first connecting hole is provided at the other end of the connecting sleeve, a first step is defined between the jack and the first connecting hole, the first steel wire subsection is inserted into the first connecting hole, a first clamping steel column is connected to the insertion end of the first steel wire subsection, the first clamping steel column is clamped on the first step, the connection structure of the first steel wire subsection on the connecting sleeve is simple, the disassembly and the assembly are convenient, the first steel wire subsection is clamped by using the first clamping steel column, the welding is replaced, the operation is convenient, the clamping effect is good, and the clamping position of the first steel wire subsection is stable even if the first steel wire subsection is broken.
According to some embodiments of the present utility model, an installation hole is provided at one end of the connection post, a second connection hole is provided at the other end of the connection post, a second step is defined between the installation hole and the second connection hole, the second steel wire subsection is inserted into the second connection hole, the insertion end of the second steel wire subsection is connected with a second clamping steel post, the second clamping steel post is clamped on the second step, the connection structure of the second steel wire subsection on the connection post is simple, the disassembly and the assembly are convenient, the second steel wire subsection is clamped by using the second clamping steel post, the welding is replaced, the operation is convenient, the clamping effect is good, and even if the second steel wire subsection is broken, the clamping position of the second steel wire subsection is still stable.
According to some embodiments of the utility model, the damping member comprises a rubber ring sleeved on the outer peripheral wall of the connecting column, the rubber ring is used for abutting against the inner wall of the jack, and the rubber ring is easy to install and wide in source.
According to some embodiments of the utility model, the outer peripheral wall of the connecting post is provided with an annular mounting groove, the rubber ring is mounted in the annular mounting groove, and the annular mounting groove can serve as a positioning groove of the rubber ring so as to position the rubber ring on the connecting post.
According to some embodiments of the utility model, the damping member further comprises a cleat, a cleat or a cleat disposed on the outer peripheral wall of the connecting post, the cleat, cleat or cleat being adapted to abut the inner wall of the receptacle.
According to some embodiments of the utility model, the set screws are provided in a plurality, and the set screws can provide locking forces in a plurality of directions, so that the connecting column is stably locked.
According to some embodiments of the utility model, the connecting column is provided with scale marks, and the arranged scale marks can quantitatively adjust the position of the connecting column.
An endoscope according to an embodiment of the second aspect of the present utility model includes the wire tightness adjusting mechanism.
According to the endoscope provided by the embodiment of the utility model, the endoscope has at least the following beneficial effects: the connecting sleeve and the connecting column are arranged as the connecting bodies of the first steel wire subsection and the second steel wire subsection, so that the length of an adjusting steel wire formed by the first steel wire subsection and the second steel wire subsection is adjustable, as the two ends of the adjusting steel wire are fixed, the tightness of the adjusting steel wire can be adjusted macroscopically, the steel wire tightness adjusting mechanism is simple in structure and convenient to adjust, the damping piece and the set screw are adopted for double insurance positioning, the first clamping steel column and the second clamping steel column are adopted for enabling the first steel wire subsection and the second steel wire subsection to be fixedly clamped with the connecting sleeve and the connecting column respectively, the stability of connection of the connecting sleeve and the connecting column is guaranteed, the length stability of the adjusting steel wire after adjustment is guaranteed, namely the adjusting steel wire is not easy to rebound after adjustment, the adjusting quality is guaranteed, and the adjusting efficiency is high.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
Fig. 1 is a schematic diagram of a structure in which a connecting sleeve and a connecting column of a steel wire tightness adjusting mechanism according to an embodiment of the present utility model are separated;
fig. 2 is a schematic structural view of a connection sleeve and a connection column combination of the steel wire tightness adjusting mechanism shown in fig. 1;
FIG. 3 is a perspective view cross-sectional illustration of the wire tightness adjustment mechanism shown in FIG. 1;
fig. 4 is a schematic view of the wire tension adjustment mechanism shown in fig. 1 in an endoscope handle housing.
The connecting sleeve 100, the jack 110, the set screw 120, the first connecting hole 130, the first step 140 and the first clamping steel column 150;
The connecting column 200, the damping piece 210, the mounting hole 220, the second connecting hole 230, the second step 240, the second clamping steel column 250, the annular mounting groove 260 and the scale mark 270;
a first wire section 300, a second wire section 400.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a plurality means one or more, and a plurality means two or more, and it is understood that greater than, less than, exceeding, etc. does not include the present number, and it is understood that greater than, less than, within, etc. include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 4, a wire tightness adjustment mechanism includes: the connecting sleeve 100 is arranged in the handle of the endoscope, one end of the connecting sleeve 100 is provided with an inserting hole 110, the peripheral wall of the connecting sleeve 100 is connected with a set screw 120 in a threaded manner, and the other end of the connecting sleeve 100 is used for being connected with the first steel wire subsection 300; one end of the connecting column 200 is inserted into the jack 110, a damping piece 210 is arranged on the peripheral wall of the connecting column 200, the damping piece 210 is used for abutting against the inner wall of the jack 110, the set screw 120 is used for screwing into the jack 110 to tightly prop up the connecting column 200, and the other end of the connecting column 200 is used for connecting the second steel wire subsection 400; the connecting sleeve 100 and the connecting column 200 cooperate to form the first wire subsection 300 and the second wire subsection 400 into an adjusting wire, and the connecting sleeve 100 and the connecting column 200 are used for adjusting the length of the adjusting wire. The connecting sleeve 100 and the connecting column 200 are used as the connecting bodies of the first steel wire subsection 300 and the second steel wire subsection 400, so that the length of an adjusting steel wire formed by the first steel wire subsection 300 and the second steel wire subsection 400 is adjustable, as the two ends of the adjusting steel wire are fixed, the tightness of the adjusting steel wire can be macroscopically adjusted, the steel wire tightness adjusting mechanism is simple in structure and convenient to adjust, the dual safety positioning of the damping piece 210 and the set screw 120 is adopted, the stability of the connection of the connecting sleeve 100 and the connecting column 200 is ensured, the length stability of the adjusting steel wire after the adjustment is ensured, namely the adjusting steel wire is not easy to rebound after the adjustment, the adjusting quality is ensured, the adjusting efficiency is high, it can be understood that the two ends of the adjusting steel wire are respectively fixed on an adjusting wheel and a snake bone, the adjusting wheel is arranged on an endoscope handle, the adjusting wheel is connected with an angle hand wheel on the endoscope handle, the snake bone is arranged on a bending part of the endoscope, and the adjusting wheel, the adjusting steel wire and the snake bone are all common structures on the endoscope; by length stability is meant that after the length of the adjusting wire is adjusted, the length of the adjusting wire does not easily rebound, so that the length of the adjusting wire is in a stable state.
In some embodiments, the other end of the connecting sleeve 100 is provided with a first connecting hole 130, a first step 140 is defined between the jack 110 and the first connecting hole 130, the first steel wire subsection 300 is inserted into the first connecting hole 130, the insertion end of the first steel wire subsection 300 is connected with a first clamping steel column 150, the first clamping steel column 150 is clamped on the first step 140, the connecting structure of the first steel wire subsection 300 on the connecting sleeve 100 is simple, the disassembly and assembly are convenient, the first steel wire subsection 300 is clamped by using the first clamping steel column 150, welding is replaced, the operation is convenient, the clamping effect is good, and even if the first steel wire subsection 300 is broken, the clamping position of the first steel wire subsection 300 is still stable.
In some embodiments, a mounting hole 220 is provided at one end of the connection post 200, a second connection hole 230 is provided at the other end of the connection post 200, a second step 240 is defined between the mounting hole 220 and the second connection hole 230, the second steel wire subsection 400 is inserted into the second connection hole 230, the insertion end of the second steel wire subsection 400 is connected with a second clamping steel post 250, the second clamping steel post 250 is clamped on the second step 240, the connection structure of the second steel wire subsection 400 on the connection post 200 is simple, the disassembly and assembly are convenient, the second steel wire subsection 400 is clamped by using the second clamping steel post 250, the welding is replaced, the operation is convenient, the clamping effect is good, and even if the second steel wire subsection 400 is broken, the clamping position of the second steel wire subsection 400 is still stable.
In some embodiments, the damping member 210 includes a rubber ring sleeved on the outer circumferential wall of the connection post 200, the rubber ring being used to abut against the inner wall of the insertion hole 110, the rubber ring being easy to install and widely available.
In some embodiments, the outer circumferential wall of the connection post 200 is provided with an annular mounting groove 260, and the rubber ring is mounted in the annular mounting groove 260, and the provided annular mounting groove 260 may serve as a positioning groove of the rubber ring to position the rubber ring on the connection post 200.
In some embodiments, the damping member 210 further includes a non-slip strip, a non-slip bump or a non-slip line, where the non-slip strip, the non-slip bump or the non-slip line is disposed on the outer peripheral wall of the connection post 200, and the non-slip strip, the non-slip bump or the non-slip line is used to abut against the inner wall of the insertion hole 110, it is understood that the non-slip strip may be integrally formed with the connection post 200, or may be a strip-shaped rubber block welded on the connection post 200 by ultrasonic waves, and the extending direction of the non-slip strip is the same as the extending direction of the connection post 200, and the non-slip bump may be a bump disposed on the connection post 200.
In some embodiments, the set screws 120 are provided in a plurality, and the set screws 120 are capable of providing a locking force in a plurality of directions to ensure that the connection post 200 is stably locked, and it is understood that at least a portion of the set screws 120 are uniformly distributed around the circumference of the connection post 200.
In some embodiments, the connecting post 200 is provided with graduation marks 270, and the graduation marks 270 can quantitatively adjust the position of the connecting post 200.
The utility model provides an endoscope, including steel wire tightness adjustment mechanism, the adapter sleeve 100 and the spliced pole 200 of setting are as the connector of first steel wire subsection 300 and second steel wire subsection 400, make the regulation steel wire length that first steel wire subsection 300 and second steel wire subsection 400 constitute adjustable, because the both ends of regulation steel wire are fixed, so macroscopic embody can adjust for the tightness of regulation steel wire, and this steel wire tightness adjustment mechanism simple structure, conveniently adjust, adopt damping piece 210 and holding screw 120 dual insurance location, adopt first clamp steel column 150 and second clamp steel column 250 to make first steel wire subsection 300 and second steel wire subsection 400 respectively with adapter sleeve and spliced pole firm joint, guaranteed the stability of adapter sleeve 100 and spliced pole 200 connection, guaranteed the length stability after the regulation steel wire is adjusted equally, adjust the steel wire promptly and be difficult to rebound after adjusting, guarantee the quality, the regulation efficiency is high.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (9)
1. A steel wire tightness adjustment mechanism, characterized by comprising:
The connecting sleeve (100) is arranged in the handle of the endoscope, one end of the connecting sleeve (100) is provided with a jack (110), the peripheral wall of the connecting sleeve (100) is connected with a set screw (120) in a threaded manner, and the other end of the connecting sleeve (100) is used for being connected with the first steel wire subsection (300);
One end of the connecting column (200) is inserted into the jack (110), a damping piece (210) is arranged on the peripheral wall of the connecting column (200), the damping piece (210) is used for abutting against the inner wall of the jack (110), the fastening screw (120) is used for screwing in the jack (110) to tightly prop up the connecting column (200), and the other end of the connecting column (200) is used for being connected with a second steel wire subsection (400);
The connecting sleeve (100) and the connecting column (200) are matched to form the first steel wire subsection (300) and the second steel wire subsection (400) into an adjusting steel wire, and the connecting sleeve (100) and the connecting column (200) are used for adjusting the length of the adjusting steel wire.
2. The wire tightness adjustment mechanism of claim 1, wherein: the other end of the connecting sleeve (100) is provided with a first connecting hole (130), a first step (140) is defined between the jack (110) and the first connecting hole (130), the first steel wire subsection (300) is inserted into the first connecting hole (130) and the inserting end of the first steel wire subsection (300) is connected with a first clamping steel column (150), and the first clamping steel column (150) is clamped on the first step (140).
3. The wire tightness adjustment mechanism of claim 1, wherein: one end of spliced pole (200) is provided with mounting hole (220), the other end of spliced pole (200) is provided with second connecting hole (230), mounting hole (220) with a second step (240) is defined between second connecting hole (230), second wire subsection (400) inserts second connecting hole (230) just the inserted end of second wire subsection (400) is connected with second clamp steel column (250), second clamp steel column (250) joint is in on second step (240).
4. The wire tightness adjustment mechanism of claim 1, wherein: the damping piece (210) comprises a rubber ring, the rubber ring is sleeved on the outer peripheral wall of the connecting column (200), and the rubber ring is used for abutting against the inner wall of the jack (110).
5. The wire tightness adjustment mechanism of claim 4, wherein: the outer peripheral wall of the connecting column (200) is provided with an annular mounting groove (260), and the rubber ring is mounted in the annular mounting groove (260).
6. The wire tightness adjustment mechanism of claim 1, wherein: the damping piece (210) further comprises a non-slip strip, a non-slip bump or a non-slip grain, wherein the non-slip strip, the non-slip bump or the non-slip grain is arranged on the peripheral wall of the connecting column (200), and the non-slip strip, the non-slip bump or the non-slip grain is used for being abutted against the inner wall of the jack (110).
7. The wire tightness adjustment mechanism of claim 1, wherein: the set screws (120) are provided in a plurality.
8. The wire tightness adjustment mechanism of claim 1, wherein: the connecting column (200) is provided with scale marks (270).
9. An endoscope comprising the wire tightness adjustment mechanism according to any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393369.0U CN221180359U (en) | 2023-09-04 | 2023-09-04 | Steel wire tightness adjusting mechanism and endoscope with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393369.0U CN221180359U (en) | 2023-09-04 | 2023-09-04 | Steel wire tightness adjusting mechanism and endoscope with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221180359U true CN221180359U (en) | 2024-06-21 |
Family
ID=91529879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322393369.0U Active CN221180359U (en) | 2023-09-04 | 2023-09-04 | Steel wire tightness adjusting mechanism and endoscope with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221180359U (en) |
-
2023
- 2023-09-04 CN CN202322393369.0U patent/CN221180359U/en active Active
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| GR01 | Patent grant |