CN212174144U - Transmission flexible shaft for take-up device - Google Patents
Transmission flexible shaft for take-up device Download PDFInfo
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- CN212174144U CN212174144U CN201922463727.4U CN201922463727U CN212174144U CN 212174144 U CN212174144 U CN 212174144U CN 201922463727 U CN201922463727 U CN 201922463727U CN 212174144 U CN212174144 U CN 212174144U
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Abstract
The utility model discloses a transmission flexible shaft for take-up device, which relates to the technical field of mechanical transmission control, comprising a flexible shaft body connected with transmission shafts of a take-up and pay-off device and a power mechanism, wherein the flexible shaft body comprises a central steel column with a rectangular structure, a rubber sleeve is sleeved outside the central steel column, two ends of the central steel column respectively extend out of two ends of the rubber sleeve, two ends of the rubber sleeve are respectively provided with a sleeve, the sleeve is a hollow structure with openings at two ends, the sleeve is composed of a large diameter part and a small diameter part, the small diameter parts of the two sleeves are tightly tied on the outer wall of the rubber sleeve, and the large diameter parts of the two sleeves extend out of two ends of the rubber sleeve; the large-diameter parts of the two sleeves are respectively provided with an annular separation blade, the inner ring of the separation blade is sleeved on the central steel column, and the outer ring of the separation blade is abutted against the inner wall of the large-diameter part. The transmission flexible shaft is light in weight, convenient to use, capable of being detached and assembled at any time compared with chain wheel transmission, not prone to damage, long in service life, free of noise and capable of effectively improving working environment.
Description
Technical Field
The utility model relates to a mechanical transmission control technical field especially relates to a transmission flexible axle for take-up.
Background
In the field of electric power, it is generally necessary to lay electric wires or to take up used test wires or the like in accordance with installation of electric power equipment. The cable winding and unwinding device is generally used in the working process, the winding device in the prior art is composed of a cable disc and a plurality of transmission shafts, the transmission shafts are generally driven by chains and sprockets, and the transmission shafts drive the cable disc to rotate, so that electric wires are wound on the cable disc. In practical application, a mechanism for driving the transmission shaft to rotate is generally externally connected, for example, a power mechanism of a tractor, wherein the transmission shaft of the tractor is connected with one transmission shaft of the wire take-up device through a chain wheel and a chain to drive the transmission shaft to rotate, so that all the transmission shafts are driven to rotate. The transmission mode has the defects that the weight of the chain wheel and the chain is large, the assembly and disassembly are complicated, the noise is large, and the working environment is influenced.
Disclosure of Invention
An object of the utility model is to overcome the not enough of above-mentioned technique, provide a simple structure is good with, light in weight, make things convenient for dismouting, small in noise's transmission flexible axle for take-up.
In order to realize the purpose of the utility model, the utility model adopts the technical scheme that: a transmission flexible shaft for a take-up device comprises a flexible shaft body connecting transmission shafts of a take-up and pay-off device and a power mechanism, and is characterized in that the flexible shaft body comprises a central steel column of a rectangular structure, the section of the central steel column is square, a rubber sleeve is sleeved outside the central steel column, two ends of the central steel column respectively extend out of two ends of the rubber sleeve, two ends of the rubber sleeve are respectively provided with a sleeve, the sleeves are hollow structures with openings at two ends, each sleeve is composed of a large-diameter part and a small-diameter part, the small-diameter parts of the two sleeves are tightly fastened on the outer wall of the rubber sleeve, and the large-diameter parts of the two sleeves extend out of two ends of the rubber sleeve; the large-diameter parts of the two sleeves are respectively provided with an annular separation blade, the inner ring of the separation blade is sleeved on the central steel column, and the outer ring of the separation blade is abutted against the inner wall of the large-diameter part.
Furthermore, the open surfaces of the large-diameter portions of the two sleeves and one end surface of the corresponding central steel column are located on the same plane.
Further, be equipped with a upper shield that is used for covering the uncovered face of sleeve major diameter portion on two sleeves respectively, the upper shield is the open hollow circular cylinder structure of one side, and the upper shield passes through threaded connection with its sleeve major diameter portion that corresponds, and the outer wall of upper shield passes through the chain to be connected on the sleeve outer wall rather than corresponding, and when the transmission flexible axle did not use, the upper shield connects on the sleeve soon, prevents that the tip of naked central steel column is impaired, plays the guard action, when beginning to use, then takes off the upper shield, and the upper shield hangs outside the sleeve through the chain, can prevent like this that the upper shield accident from losing.
Furthermore, the opposite end surfaces of the transmission shafts of the retracting device and the power mechanism are respectively provided with a groove matched with the central steel column in shape, the inner diameters of the large diameter parts of the two sleeves are respectively larger than the outer diameters of the transmission shafts of the corresponding retracting device and the power mechanism, when the device is used, the two ends of the central steel column are respectively inserted into the grooves of the transmission shafts of the retracting device and the power mechanism, the large diameter parts of the two sleeves are sleeved outside the transmission shafts of the retracting device and the power mechanism, when the transmission shaft of the power mechanism rotates, the flexible shaft is driven to rotate, so that the transmission shaft of the retracting device is driven to rotate, and the large diameter parts of the sleeves cover the transmission shafts of the retracting device and the power mechanism, so that.
The utility model has the advantages that: compared with chain wheel transmission, the transmission flexible shaft is easy to use, can be disassembled and assembled at any time, is not easy to damage, has long service life and no noise, effectively improves the working environment and is suitable for transmission of a take-up device.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the retraction device.
Fig. 3 is a usage state diagram of the present invention.
In the figure: the device comprises a retraction device 1, a power mechanism 2, a flexible shaft body 3, a central steel column 4, a rubber sleeve 5, a sleeve 6, a large-diameter part 61, a small-diameter part 62, a blocking piece 7, a sleeve cover 8, a chain 9, a transmission shaft 10 and a groove 11.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-3, a transmission flexible shaft for a take-up device comprises a flexible shaft body 3 connected with transmission shafts 10 of a take-up and pay-off device 1 and a power mechanism 2, the flexible shaft body 3 comprises a central steel column 4 with a rectangular structure, the section of the central steel column 4 is square, a rubber sleeve 5 is sleeved outside the central steel column 4, two ends of the central steel column 4 respectively extend out of two ends of the rubber sleeve 5, two ends of the rubber sleeve 5 are respectively provided with a sleeve 6, the sleeve 6 is a hollow structure with two open ends, the sleeve 6 is composed of a large-diameter part 61 and a small-diameter part 62, the small-diameter parts 62 of the two sleeves 6 are tightly fastened on the outer wall of the rubber sleeve 5, and the large-diameter parts 61 of the two sleeves 6 extend out of two ends of; the large-diameter parts 61 of the two sleeves 6 are internally provided with a circular blocking piece 7 respectively, the inner ring of the blocking piece 7 is sleeved on the central steel column 4, and the outer ring of the blocking piece 7 is abutted against the inner wall of the large-diameter part 61.
The open faces of the large diameter portions 61 of the two sleeves 6 and one end face of the corresponding central steel column 4 are on the same plane.
Be equipped with a upper shield 8 that is used for covering the uncovered face of 6 major diameter portions 61 of sleeve on two sleeves 6 respectively, upper shield 8 is the open hollow circular cylinder structure of one side, upper shield 8 passes through threaded connection with the 6 major diameter portions 61 of sleeve that rather than correspond, the outer wall of upper shield 8 passes through chain 9 to be connected on the 6 outer walls of sleeve rather than corresponding, when the transmission flexible axle does not use, upper shield 8 connects on sleeve 6 soon, prevent that exposed central steel column 4's tip is impaired, play the guard action, when beginning to use, then take off upper shield 8, upper shield 8 hangs outside sleeve 6 through chain 9, can prevent that upper shield 8 accident from losing like this.
The opposite end surfaces of the transmission shafts 10 of the retraction device 1 and the power mechanism 2 are respectively provided with a groove 11 matched with the shape of the central steel column 4, the inner diameters of the large diameter parts 61 of the two sleeves 6 are respectively larger than the outer diameters of the transmission shafts 10 of the corresponding retraction device 1 and the power mechanism 2, when the telescopic power mechanism is used, the two ends of the central steel column 4 are respectively inserted into the grooves 11 of the transmission shafts 10 of the retraction device 1 and the power mechanism 2, at the moment, the large diameter parts 61 of the two sleeves 6 are sleeved outside the transmission shafts 10 of the retraction device 1 and the power mechanism 2, when the transmission shaft 10 of the power mechanism 2 rotates, the flexible shaft is driven to rotate, so that the transmission shaft 10 of the retraction device 1 is driven to rotate, and the large diameter parts 61 of the sleeves 6 cover the transmission shafts 10 of the.
The described embodiments are only some, but not all embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Claims (4)
1. A transmission flexible shaft for a take-up device comprises a flexible shaft body connecting transmission shafts of a take-up and pay-off device and a power mechanism, and is characterized in that the flexible shaft body comprises a central steel column of a rectangular structure, the section of the central steel column is square, a rubber sleeve is sleeved outside the central steel column, two ends of the central steel column respectively extend out of two ends of the rubber sleeve, two ends of the rubber sleeve are respectively provided with a sleeve, the sleeves are hollow structures with openings at two ends, each sleeve is composed of a large-diameter part and a small-diameter part, the small-diameter parts of the two sleeves are tightly fastened on the outer wall of the rubber sleeve, and the large-diameter parts of the two sleeves extend out of two ends of the rubber sleeve; the large-diameter parts of the two sleeves are respectively provided with an annular separation blade, the inner ring of the separation blade is sleeved on the central steel column, and the outer ring of the separation blade is abutted against the inner wall of the large-diameter part.
2. The flexible transmission shaft for a take-up device as claimed in claim 1, wherein the open faces of the large diameter portions of the two sleeves and one end face of the corresponding central steel column are in the same plane.
3. A flexible transmission shaft for a take-up device as claimed in claim 1, wherein the two sleeves are respectively provided with a cover for covering the open face of the large diameter portion of the sleeve, the cover is a hollow cylindrical structure with one open face, the cover is in threaded connection with the corresponding large diameter portion of the sleeve, and the outer wall of the cover is connected to the outer wall of the sleeve corresponding thereto by a chain.
4. The transmission flexible shaft for the take-up and pay-off device as claimed in claim 1, wherein the opposite end surfaces of the transmission shafts of the take-up and pay-off device and the power mechanism are respectively provided with a groove matched with the shape of the central steel column, and the inner diameters of the large diameter portions of the two sleeves are respectively larger than the outer diameters of the transmission shafts of the corresponding take-up and pay-off device and the power mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922463727.4U CN212174144U (en) | 2019-12-31 | 2019-12-31 | Transmission flexible shaft for take-up device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922463727.4U CN212174144U (en) | 2019-12-31 | 2019-12-31 | Transmission flexible shaft for take-up device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212174144U true CN212174144U (en) | 2020-12-18 |
Family
ID=73763363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922463727.4U Active CN212174144U (en) | 2019-12-31 | 2019-12-31 | Transmission flexible shaft for take-up device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212174144U (en) |
-
2019
- 2019-12-31 CN CN201922463727.4U patent/CN212174144U/en active Active
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