CN211014718U - Optical fiber clamping tool - Google Patents
Optical fiber clamping tool Download PDFInfo
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- CN211014718U CN211014718U CN202020057777.2U CN202020057777U CN211014718U CN 211014718 U CN211014718 U CN 211014718U CN 202020057777 U CN202020057777 U CN 202020057777U CN 211014718 U CN211014718 U CN 211014718U
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- syringe needle
- connecting portion
- needle
- screw thread
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Abstract
The utility model discloses an optical fiber clamping tool, which comprises a needle head, a needle head adapter, a connecting piece, a tube body, a locking piece and a locking cap which are connected in sequence, wherein the inside of the needle head, the connecting piece, the tube body and the locking piece is provided with central holes which are communicated in sequence; the connecting piece includes first connecting portion, second connecting portion and third connecting portion, and the third connecting portion are toper cavity pipe, and the third connecting portion pass behind the syringe needle adapter with the hole butt of syringe needle, the other end and the locking part fixed connection of body, the locking part includes locking portion and locking connecting portion, locking portion is the slotted cone head of cross, be provided with in the lock nut with locking portion complex toper inner chamber, the lock nut passes through the external screw thread fixed connection of internal thread and locking connecting portion department. The utility model discloses can satisfy the centre gripping and the assurance of optic fibre, the subassembly is assembled simply less, and split type design has reduced the processing degree of difficulty, makes the cleaning and disinfecting convenience simultaneously, can used repeatedly, economical and practical.
Description
Technical Field
The utility model relates to the field of medical equipment, industrial laser processing, especially, relate to an optic fibre clamping tool.
Background
In the medical beauty industry and the semiconductor laser processing industry, more and more laser treatment application and processing application are adopted in an optical fiber coupling output mode, the direction of laser output can be changed randomly by laser output of optical fibers, the optical fiber is convenient to operate, but the adopted optical fiber core is thin, the optical fiber is not easy to hold and operate and is easy to break in the using process, the existing optical fiber clamping tool generally adopts a scheme that the optical fibers are tightly held at two ends, the optical fibers are easy to damage due to axial compression, axial single-point stress is generated when the optical fibers are tightly held, the light optical fibers cannot be held by the force, the optical fibers slide, the large force causes the damage of the optical fibers, the use is complicated, and the matching of a needle head and a.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an optic fibre clamping tool solves the problem of centre gripping when optic fibre uses.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to an optic fibre centre gripping instrument, including syringe needle, syringe needle adapter, connecting piece, body, locking part and the lock cap that connects gradually, the inside of syringe needle, connecting piece, body and locking part is provided with the centre bore that is linked together.
Further, the connecting piece includes first connecting portion, second connecting portion and third connecting portion, first connecting portion pass through the screw thread with the one end of body is connected, the second connecting portion pass through the screw thread with the one end of syringe needle adapter is connected, the other end of syringe needle adapter pass through the screw thread with the syringe needle is connected, the third connecting portion are toper cavity pipe, the third connecting portion pass behind the syringe needle adapter with the hole butt of syringe needle, the other end of body pass through the screw thread with the locking part is connected.
Still further, the locking part includes locking portion and locking connecting portion, locking portion is slotted cone head of cross, be provided with in the lock cap with locking portion complex toper inner chamber, the lock cap pass through the internal thread with the external screw thread fixed connection of locking connecting portion department, locking portion center department is provided with the toper hole, the bottom diameter of toper hole slightly is greater than the diameter of optic fibre.
Still further, the syringe needle includes the syringe needle seat, the upper end of syringe needle seat is fixed with the needle tubing, the syringe needle seat includes clamping part and installation department, be provided with the external screw thread on the surface of installation department, the external screw thread of installation department with the syringe needle adapter passes through screw thread fixed connection.
Still further, the needle tube is made of soft stainless steel.
Still further, according to the different length and the crookedness of needle tubing, the syringe needle is provided with a plurality ofly.
Still further, a plurality of anti-skidding grooves are formed in the outer surfaces of the connecting piece, the locking piece and the locking cap.
Still further, one end of the inner surface of the needle head adapter is provided with a coarse thread which is matched with the external thread on the needle head, the other end of the inner surface of the needle head adapter is provided with a fine thread which is matched with the second connecting part on the connecting piece.
Still further, the inner holes of the connecting piece, the pipe body and the locking piece are coaxially arranged, and the inner holes are the same in size.
Still further, syringe needle adapter, connecting piece and locking part have multiple specification according to the hole size of difference, and same specification syringe needle, syringe needle adapter, connecting piece and locking part match each other correspondingly.
Compared with the prior art, the utility model discloses a beneficial technological effect: the utility model comprises a needle head, a needle head adapter, a connecting piece, a tube body, a locking piece and a locking cap, the optical fiber is locked in the clamp rapidly through the matching of the locking piece and the locking cap, the inner hole of the conical head is contacted with the optical fiber surface to bear force, the optical fiber is not easy to slip, meanwhile, the optical fiber can be prevented from being worn and bent, and the whole gripping sense is good and strong in operability; the third connecting part is connected with an inner hole of the needle head, meanwhile, the inner holes of the connecting part, the tube body and the locking part are coaxially arranged, and the inner holes are the same in size, so that the optical fiber can be conveniently inserted, blind insertion can be performed, the optical fiber is inserted after each part is installed, single alignment is not needed, and the operation is simple and convenient; the utility model discloses can satisfy the centre gripping and the assurance of optic fibre, the subassembly is assembled simply less, and split type design has reduced the processing degree of difficulty, makes the cleaning and disinfecting convenience simultaneously, can used repeatedly, economical and practical.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is an exploded view of the fiber clamping tool of the present invention;
FIG. 2 is an overall view of the fiber clamping tool of the present invention;
fig. 3 is a cross-sectional view of the locking member of the present invention;
description of reference numerals: 1. a needle head; 101. a needle tube; 102. a clamping portion; 103. an installation part; 2. a needle head adapter; 3. a connecting member; 301. a first connection portion; 302. a second connecting portion; 303. a third connecting portion; 4. a pipe body; 5. a locking member; 501. a locking portion; 502. a locking connection; 6. and (4) locking the cap.
Detailed Description
As shown in fig. 1-3, an optical fiber clamping tool comprises a needle 1, a needle adapter 2, a connector 3, a tube 4, a locking member 5 and a locking cap 6, which are connected in sequence, wherein the needle 1, the connector 3, the tube 4 and the locking member 5 are internally provided with central holes communicated with each other;
the connecting piece 3 comprises a first connecting part 301, a second connecting part 302 and a third connecting part 303, the first connecting part 301 is fixedly connected with one end of the tube body 4 through a thread, the second connecting part 302 is fixedly connected with one end of the needle head adapter 2 through a thread, the other end of the needle head adapter 2 is fixedly connected with the needle head 1 through a thread, the third connecting part 303 is a conical hollow round tube, the third connecting part 303 penetrates through the needle head adapter 2 and then abuts against an inner hole of the needle head 1, the third connecting part 303 has a limiting effect on the needle head 1, the other end of the tube body 4 is fixedly connected with the locking part 5 through a thread, the locking part 5 comprises a locking part 501 and a locking connecting part 502, the locking part 501 is a conical head with a cross slot, and a conical inner cavity matched with the locking part 501 is arranged in the locking cap 6, the locking cap 6 through the internal thread with the external screw thread fixed connection of locking connecting portion 502 department, the department is provided with the toper hole in the locking portion 501 center, the bottom diameter of toper hole slightly is greater than the diameter of optic fibre, the cone head can be repeated shrink and hold optic fibre tightly and release optic fibre, uses many times and does not warp.
When the locking cap 6 and the locking piece 5 are screwed up through the threads at the locking connection part 502, the tapered head of the cross slot of the locking part 501 is contracted by the friction force inside the locking cap 6, so that the optical fiber is stably held tightly, the fixed optical fiber cannot slide, at the moment, the tapered inner hole is changed into a straight hole under the pressure of the locking cap 6, namely, the aperture is kept consistent along the axial direction, therefore, the straight hole can be uniformly stressed to hold the optical fiber tightly, and the straight hole is in surface contact with the optical fiber, so that the outer diameter of the optical fiber is uniformly stressed and cannot be damaged.
According to the different lengths and curvatures of the needle tubes 101, the needle heads 1 are provided in a plurality, and different needle heads can be selected according to different laser operations.
And a plurality of anti-skidding grooves are formed in the outer surfaces of the connecting piece 3, the locking piece 5 and the locking cap 6.
One of the internal surface of the needle head adapter 2 is provided with a coarse thread, the coarse thread is matched with the external thread on the needle head 1, the other end of the internal surface of the needle head adapter 2 is provided with a fine thread, and the fine thread is matched with the second connecting part 302 on the connecting piece 3.
Because optic fibre itself has certain pliability, and the atress can produce certain bending, will third connecting portion 303 with the hole of syringe needle 1 is connected, simultaneously, the hole coaxial core setting of connecting piece 3, body 4 and locking part 5, and the size of hole is the same, makes things convenient for optic fibre to insert in a situation, can carry out blind plugging, inserts optic fibre again after being about to each part is installed, need not single alignment.
The utility model discloses an installation as follows:
firstly, install syringe needle 1, syringe needle adapter 2, connecting piece 3, body 4 and locking part 5 in proper order, pass lock cap 6 and the subassembly that has installed with optic fibre, after optic fibre is worn out from syringe needle 1, it is fixed with locking part 5 to pass through the screw thread rotation with lock cap 6, gradually tighten up locking part 501 of the slotted cross of locking part 5 along with the inside of rotatory lock cap 6 for the hole diameter in the middle of locking part 501 reduces gradually, the optic fibre that penetrates in the hole is gradually embraced tightly to locking part 501, optic fibre is fixed well completely, namely accomplish the installation.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (10)
1. A fiber holding tool, comprising: including syringe needle (1), syringe needle adapter (2), connecting piece (3), body (4), locking part (5) and lock cap (6) that connect gradually, the inside of syringe needle (1), connecting piece (3), body (4) and locking part (5) is provided with the centre bore that is linked together.
2. The fiber gripping tool of claim 1, wherein: connecting piece (3) include first connecting portion (301), second connecting portion (302) and third connecting portion (303), first connecting portion (301) pass through the screw thread with the one end of body (4) is connected, second connecting portion (302) pass through the screw thread with the one end of syringe needle adapter (2) is connected, the other end of syringe needle adapter (2) pass through the screw thread with syringe needle (1) are connected, third connecting portion (303) are toper cavity pipe, third connecting portion (303) pass behind syringe needle adapter (2) with the hole butt of syringe needle (1), the other end of body (4) pass through the screw thread with locking part (5) are connected.
3. The fiber gripping tool of claim 1, wherein: locking part (5) are including locking portion (501) and locking connecting portion (502), locking portion (501) are slotted cone of cross, be provided with in lock cap (6) with locking portion (501) matched with toper inner chamber, lock cap (6) through the internal thread with the external screw thread fixed connection of locking connecting portion (502) department, locking portion (501) center department is provided with the toper hole, the bottom diameter of toper hole slightly is greater than the diameter of optic fibre.
4. The fiber gripping tool of claim 1, wherein: needle (1) includes the needle tube seat, the upper end of needle tube seat is fixed with needle tubing (101), the needle tube seat includes clamping part (102) and installation department (103), be provided with the external screw thread on the surface of installation department (103), the external screw thread of installation department (103) with needle head adapter (2) pass through screw thread fixed connection.
5. The fiber gripping tool of claim 4, wherein: the needle tube (101) is made of soft stainless steel.
6. The fiber gripping tool of claim 4, wherein: according to the different lengths and curvatures of the needle tubes (101), the needle heads (1) are provided in a plurality.
7. The fiber gripping tool of claim 1, wherein: and a plurality of anti-skidding grooves are formed in the outer surfaces of the connecting piece (3), the locking piece (5) and the locking cap (6).
8. The fiber gripping tool of claim 2, wherein: one of syringe needle adapter (2) internal surface is served and is provided with thick tooth screw thread, thick tooth screw thread with external screw thread on syringe needle (1) cooperatees, be provided with thin tooth screw thread on the other end of syringe needle adapter (2) internal surface, thin tooth screw thread with second connecting portion (302) on connecting piece (3) cooperate.
9. The fiber gripping tool of claim 1, wherein: the inner holes of the connecting piece (3), the tube body (4) and the locking piece (5) are arranged coaxially, and the inner holes are the same in size.
10. The fiber gripping tool of claim 1, wherein: syringe needle (1), syringe needle adapter (2), connecting piece (3) and locking part (5) have multiple specification according to the hole size of difference, and same specification syringe needle (1), syringe needle adapter (2), connecting piece (3) and locking part (5) match each other correspondingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020057777.2U CN211014718U (en) | 2020-01-13 | 2020-01-13 | Optical fiber clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020057777.2U CN211014718U (en) | 2020-01-13 | 2020-01-13 | Optical fiber clamping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211014718U true CN211014718U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020057777.2U Active CN211014718U (en) | 2020-01-13 | 2020-01-13 | Optical fiber clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211014718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136349A (en) * | 2021-11-16 | 2022-03-04 | 西安交通大学 | High-temperature-resistant Bragg fiber grating sensor with variable sensing quantity and preparation method thereof |
-
2020
- 2020-01-13 CN CN202020057777.2U patent/CN211014718U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136349A (en) * | 2021-11-16 | 2022-03-04 | 西安交通大学 | High-temperature-resistant Bragg fiber grating sensor with variable sensing quantity and preparation method thereof |
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