CN217102448U - Optical fiber winding and unwinding device for communication transmission - Google Patents
Optical fiber winding and unwinding device for communication transmission Download PDFInfo
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- CN217102448U CN217102448U CN202220777495.9U CN202220777495U CN217102448U CN 217102448 U CN217102448 U CN 217102448U CN 202220777495 U CN202220777495 U CN 202220777495U CN 217102448 U CN217102448 U CN 217102448U
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- optical fiber
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Abstract
The utility model relates to an optic fibre winding and unwinding devices technical field especially relates to an optic fibre winding and unwinding devices for communication transmission, including a pair of splint frame, set up in the drive roll of the inboard both sides of two splint frames and driven voller, transmission connect in the track on drive roll and driven voller surface and set up in the belt on track surface, the inside one side fixedly connected with of splint frame is used for the bearing of drive roll installation to the one end of drive roll is provided with the transmission shaft, the surface of transmission shaft is provided with drive sleeve. The utility model discloses a set up the transmission sleeve pipe that can give way the activity on the transmission shaft, utilize transmission sleeve pipe to realize the torsion transmission to the drive roll, skewed tooth cooperation between transmission sleeve pipe and the drive roll makes it can realize transmission sleeve pipe's letting break away from when the drive roll receives great torsion and hinders, the torsion transmission of uninstallation transmission shaft to avoid the drive roll to drive track and belt and carry out the brute force to the cable and pull, reach the effect of protection cable.
Description
Technical Field
The utility model relates to an optic fibre winding and unwinding devices technical field especially relates to an optic fibre winding and unwinding devices for communication transmission.
Background
The optical cable tractor is one of the common devices used in the optical cable construction process and mainly comprises an engine, a gearbox and a conveying device, wherein a jaw of the conveying device is opened and closed up and down to give way so as to enable a cable to be freely wound and unwound, the tractor uses a gasoline engine as a power source, a main shaft gear chain is driven by the gearbox, the chain is meshed with the conveying device to drive a conveying belt to realize linear motion, the supporting rod is additionally arranged to support the reaction force of a cable in the operation of the machine, the machine is kept still when the cable is conveyed, the operation of the optical cable tractor is simple, four operating gears are arranged after the machine is manually started and are respectively (push, fast pull, neutral gear and slow pull) required gears, an accelerator needs to be adjusted to an idle state before gear shifting, the accelerator on the handle is controlled to operate after the gear shifting is finished, a flameout switch is closed after the use is finished, and convenience is provided for the operation of retracting and releasing the optical cable.
Among the prior art, optical cable tractor relies on two parallel arrangement's conveyer to realize the operation of receiving and releasing of cable in the use, and its weak point lies in: in view of the fact that the cable is prone to being pulled when the cable is subjected to excessive resistance in the cable winding and unwinding process, the optical fiber winding and unwinding device for communication transmission is provided to solve the problem that the cable is prone to being pulled when the excessive resistance is encountered in the cable winding and unwinding process of the optical cable tractor in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an optical fiber winding and unwinding devices for communication transmission in order to solve the shortcoming that prior art that relates to in the background art exists.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an optic fibre winding and unwinding devices for communication transmission, includes a pair of splint frame, sets up in the drive roll and the driven voller of two splint frame inboard both sides and drive connection in the track on drive roll and driven voller surface and set up in the belt on track surface, the inside one side fixedly connected with of splint frame is used for the bearing of drive roll installation to the one end of drive roll is provided with the transmission shaft, the surface of transmission shaft is provided with transmission sleeve to the one end that transmission sleeve is close to the drive roll is provided with driving tooth, the one end that the drive roll is close to the transmission shaft is provided with the transmission tooth's socket with driving tooth matched with, connects through the transmission assembly transmission between two drive rolls on two upper and lower splint frames, makes two drive rolls keep reverse synchronous rotation, and the one end that the drive roll was kept away from to the transmission shaft is connected with the gearbox output shaft through the shaft coupling.
Preferably, the transmission sleeve comprises a small-diameter pipe part and a large-diameter pipe part arranged at one end of the small-diameter pipe part, and the transmission teeth are arranged at the end head of the large-diameter pipe part.
Preferably, the internal diameter of small diameter pipe portion and the one end diameter looks adaptation that the transmission shaft is close to the drive roll, the surface that the transmission shaft is close to drive roll one end is provided with the spline strip to the inner wall of small diameter pipe portion is provided with the spline groove with spline strip looks adaptation.
Preferably, an adjusting nut is arranged on the surface of the transmission shaft, and a compression spring is arranged between one side of the adjusting nut and one end of the large-diameter pipe part.
Preferably, the surface of the transmission shaft is provided with an external thread section matched with the adjusting nut, the external thread section provides an adjusting stroke for the adjusting nut, and the adjusting nut can be matched with the rotation stopping gasket and the auxiliary nut for use so as to enhance the anti-rotation effect of the adjusting nut.
Preferably, the transmission gear is arranged as a helical gear, and the inclination angle of the helical gear is 30-45 degrees.
Preferably, a tensioning mechanism is arranged between the driven roller and the clamping plate frame and used for maintaining tensioning adjustment of the caterpillar band and the belt structure between the surfaces of the driving roller and the driving roller.
The utility model discloses possess following beneficial effect at least:
the transmission sleeve capable of yielding is arranged on the transmission shaft, the transmission sleeve is utilized to realize torque transmission of the driving roller, the inclined teeth between the transmission sleeve and the driving roller are matched to enable the transmission sleeve to yield and break away when the driving roller is blocked by large torque, and the torque of the transmission shaft is unloaded and transmitted, so that the driving roller is prevented from driving the track and the belt to strongly pull the cable, and the effect of protecting the cable is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a schematic view of the connection between the driving sleeve and the driving roll structure of the present invention;
FIG. 3 is a schematic view of the structure of the transmission casing of the present invention;
fig. 4 is a schematic view of the structure of the anti-rotation groove of the present invention.
In the figure: 1. a splint frame; 2. a drive roll; 3. a driven roller; 4. a crawler belt; 5. a belt; 6. a bearing; 7. a drive shaft; 8. a drive sleeve; 81. a small-diameter tube portion; 82. a large-diameter tube portion; 9. a transmission gear; 10. a drive tooth slot; 11. a rotation stopping strip; 12. a rotation stopping groove; 13. adjusting the nut; 14. a compression spring; 15. an external threaded section.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-4, an optical fiber winding and unwinding device for communication transmission, including a pair of splint frame 1, set up in drive roller 2 and driven voller 3 of two splint frame 1 inboard both sides, the transmission is connected in track 4 on drive roller 2 and driven voller 3 surface and set up in belt 5 on track 4 surface, one side fixedly connected with in splint frame 1 inside is used for bearing 6 of drive roller 2 installation, and the one end of drive roller 2 is provided with transmission shaft 7, the surface of transmission shaft 7 is provided with drive sleeve 8, and the one end that drive sleeve 8 is close to drive roller 2 is provided with driving tooth 9, the one end that drive roller 2 is close to transmission shaft 7 is provided with transmission tooth's socket 10 with driving tooth 9 matched with.
The scheme has the following working processes:
during the use, the optical cable that will receive and release carries through 5 centre gripping atress of belt on two splint framves 1, when the cable receive and releases and meet too big resistance, the torsion load increase of drive roll 2, when the extrusion power of pressure spring 14 is not enough to overcome the load atress, the inclined plane cooperation atress of driving tooth 9 and transmission tooth's socket 10 produces the slippage, one side of driving shaft sleeve 8 to keeping away from drive roll 2 gives up, make pressure spring 14 shrink, the torsion transmission between 8 idle disconnection of driving shaft sleeve and the drive roll 2, and then make drive roll 3 stop, avoid the strain damage of powerful tractive cable to cause.
Further, the driving sleeve 8 includes a small diameter pipe portion 81 and a large diameter pipe portion 82 provided at one end of the small diameter pipe portion 81, the driving teeth 9 are provided at an end of the large diameter pipe portion 82, and the large diameter pipe portion 82 is used for loading the compression spring 14.
Further, the inner diameter of the small-diameter tube part 81 is matched with the diameter of one end, close to the driving roller 2, of the transmission shaft 7, the rotation stopping strip 11 is arranged on the surface, close to one end of the driving roller 2, of the transmission shaft 7, the rotation stopping groove 12 matched with the rotation stopping strip 11 is formed in the inner wall of the small-diameter tube part 81, the small-diameter tube part 81 is matched with the transmission shaft 7 in a sliding sleeve mode, and the rotation stopping strip 11 is matched with the rotation stopping groove 12 to limit rotation of the transmission shaft sleeve 8.
Furthermore, the surface of the transmission shaft 7 is provided with an adjusting nut 13, a compression spring 14 is arranged between one side of the adjusting nut 13 and one end of the large-diameter pipe part 82, the compression spring 14 provides end extrusion force for the traditional sleeve 8, so that the transmission sleeve 8 keeps the meshing fit between the tooth end and the driving roller 2, the compression force of the compression spring 14 can be changed through the adjusting nut 13, and then the extrusion force of overload yielding is adjusted.
Further, the surface of the drive shaft 7 is provided with an external threaded section 15 which cooperates with the adjusting nut 13.
Furthermore, the transmission gear 9 is arranged as a helical gear, the inclination angle of the helical gear is 30-45 degrees, the angular range of the helical gear can play a good role in stress and slippage, and the situations that stress is poor due to over-small angle and slippage and yielding is difficult due to over-large angle can be avoided.
Further, a tensioning mechanism is arranged between the driven roller 3 and the splint frame 1.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. An optical fiber winding and unwinding device for communication transmission comprises a pair of clamping plate frames (1), a driving roller (2) and a driven roller (3) which are arranged on two sides of the inner sides of the two clamping plate frames (1), a crawler belt (4) which is in transmission connection with the surfaces of the driving roller (2) and the driven roller (3) and a belt (5) which is arranged on the surface of the crawler belt (4), it is characterized in that one side inside the clamping plate frame (1) is fixedly connected with a bearing (6) for installing the driving roller (2), and one end of the driving roll (2) is provided with a transmission shaft (7), the surface of the transmission shaft (7) is provided with a transmission sleeve (8), and one end of the transmission sleeve (8) close to the driving roller (2) is provided with a transmission gear (9), one end of the driving roller (2) close to the transmission shaft (7) is provided with a transmission tooth groove (10) matched with the transmission teeth (9).
2. An optical fiber retracting device for communication transmission according to claim 1, wherein the driving sleeve (8) comprises a small diameter tube portion (81) and a large diameter tube portion (82) disposed at one end of the small diameter tube portion (81), and the driving teeth (9) are disposed at the end of the large diameter tube portion (82).
3. The optical fiber winding and unwinding device for communication transmission according to claim 2, wherein the inner diameter of the small diameter tube part (81) is adapted to the diameter of one end of the transmission shaft (7) close to the driving roller (2), the surface of the transmission shaft (7) close to one end of the driving roller (2) is provided with a rotation stopping strip (11), and the inner wall of the small diameter tube part (81) is provided with a rotation stopping groove (12) adapted to the rotation stopping strip (11).
4. An optical fiber take-up and pay-off device for communication transmission according to claim 3, wherein the surface of the drive shaft (7) is provided with an adjusting nut (13), and a compression spring (14) is provided between one side of the adjusting nut (13) and one end of the large diameter tube portion (82).
5. An optical fibre storage device for telecommunication transmissions according to claim 4, characterised in that the surface of the drive shaft (7) is provided with an externally threaded section (15) cooperating with the adjusting nut (13).
6. An optical fiber take-up and pay-off device for communication transmission according to claim 1, wherein the driving teeth (9) are arranged as helical teeth, and the angle of inclination of the helical teeth is 30-45 degrees.
7. An optical fiber take-up and pay-off device for communication transmission according to claim 1, wherein a tensioning mechanism is provided between the driven roller (3) and the clamping plate frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220777495.9U CN217102448U (en) | 2022-04-06 | 2022-04-06 | Optical fiber winding and unwinding device for communication transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220777495.9U CN217102448U (en) | 2022-04-06 | 2022-04-06 | Optical fiber winding and unwinding device for communication transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217102448U true CN217102448U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220777495.9U Active CN217102448U (en) | 2022-04-06 | 2022-04-06 | Optical fiber winding and unwinding device for communication transmission |
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| CN (1) | CN217102448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117262867A (en) * | 2023-11-23 | 2023-12-22 | 国网山东省电力公司东营市东营区供电公司 | Electric power construction draw gear |
-
2022
- 2022-04-06 CN CN202220777495.9U patent/CN217102448U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117262867A (en) * | 2023-11-23 | 2023-12-22 | 国网山东省电力公司东营市东营区供电公司 | Electric power construction draw gear |
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