CN211924826U - Pulley steel cable device for realizing reverse driving function - Google Patents
Pulley steel cable device for realizing reverse driving function Download PDFInfo
- Publication number
- CN211924826U CN211924826U CN202020451154.3U CN202020451154U CN211924826U CN 211924826 U CN211924826 U CN 211924826U CN 202020451154 U CN202020451154 U CN 202020451154U CN 211924826 U CN211924826 U CN 211924826U
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- CN
- China
- Prior art keywords
- pulley
- steel cable
- cable wire
- driven pulley
- driving
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 38
- 239000010959 steel Substances 0.000 title claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000002337 anti-port Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of transmission, a pulley cable wire device for realizing the back drive function, wherein the casing is a rectangular frame structure, the casing has two mounting panels, two driven pulley blocks are rotatably mounted between the two mounting panels through a rotating shaft, the cable wire is connected end to end and is twisted to be a 8-shaped structure, the cable wire has a first enclosing region and a second enclosing region, the two driven pulley blocks are both in transmission connection with the inner ring surface of the cable wire, the tensioner is arranged on the casing, the tensioning part of the tensioner is in pressure contact with the inner side surface of the cable wire, and the rotating part of the driving pulley assembly is in transmission connection with the inner side surface of the cable wire; the rotation of the rotating part of the driving pulley assembly can drive the two driven pulley blocks to reversely and synchronously rotate through the steel cable. The utility model discloses can realize the pulley cable wire device of reverse drive function, can realize two independent wheelsets in coordination with the antiport, and the structure is small and exquisite, is fit for little space and uses.
Description
Technical Field
The utility model relates to a transmission technical field, especially a can realize reverse motion drive function's transmission system.
Background
In the prior art, if two independent wheel sets need to realize relative reverse rotation, a common method is to use a cooperative driving device, for example, gears are respectively installed on rotating shafts of the two independent wheel sets, and then the two gears in the two independent wheel sets are meshed with each other to complete the reverse motion of the two wheel sets. How to complete the motion of the two wheel sets in opposite directions under the condition of compact space becomes a problem to be solved in the field.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a realize pulley cable wire device of backdrive function can realize two independent wheelsets in coordination antiport, and the structure is small and exquisite, is fit for the little space and uses.
In order to achieve the above object, the utility model adopts the following technical scheme:
a pulley steel cable device achieving a reverse driving function comprises a shell, a tensioner, a driving pulley assembly, a steel cable and two driven pulley blocks, wherein the shell is of a rectangular frame structure, the shell is provided with two mounting plates, the two driven pulley blocks are rotatably mounted between the two mounting plates through a rotating shaft, the steel cable is connected end to end and is twisted to be of an 8-shaped structure, the steel cable is provided with a first enclosing region and a second enclosing region, the two driven pulley blocks are respectively arranged in the first enclosing region and the second enclosing region, the two driven pulley blocks are in transmission connection with an inner ring surface of the steel cable, the tensioner is arranged on the shell, a tensioning part of the tensioner is in pressure contact with the inner side surface of the steel cable, and a rotating part of the driving pulley assembly is in transmission connection with the inner side surface of the steel cable;
the rotation part of the driving pulley assembly can drive the two driven pulley blocks to reversely and synchronously rotate through the steel cable.
Preferably, the rotating shafts of the driven pulleys in the driven pulley block are parallel to each other.
Preferably, the driven pulleys in the two driven pulley groups are arranged in a mirror image mode by taking a cable twisting intersection point as a center.
Preferably, in each driven pulley block, a driving joint is arranged on the steel cable between two driven pulleys.
Preferably, a presser is further provided on the housing for pressing the wire rope after the drive joint reaches a desired position, thereby stopping the wire rope.
Use the utility model discloses a beneficial effect is:
the device is in an 8 shape by twisting the steel cable, two driven pulley blocks are respectively connected in a region surrounded by the steel cable, when the driving pulley assembly rotates, the driven pulley can be driven to rotate, and meanwhile, pulleys in the two driven pulley blocks reversely rotate synchronously. In the device, two driven pulleys are arranged in each driven pulley block, and the driving joint is arranged on a steel cable between the two driven pulleys, so that the synchronous motion of the driving joint is realized, and the equidistant motion of the driving joint on the shell can also be realized. The whole device shell is regular in appearance and small in size, and can be installed and fixed through the installation slots as the driving module, and the device can be quickly disassembled and assembled.
Drawings
Fig. 1 is a schematic structural view of the pulley steel cable device for realizing the reverse driving function of the present invention.
Fig. 2 is an operation schematic diagram of the pulley steel cable device for realizing the reverse driving function of the present invention.
The reference numerals include:
1-shell, 2-tensioner, 3-compressor, 4-driving pulley component, 5-driving pulley mounting seat, 6-mounting plate, 7-steel cable, 8A-first driven pulley, 8B-second driven pulley and 9-driving joint.
Detailed Description
In order to make the purpose, technical solution and advantages of the present technical solution more clear, the present technical solution is further described in detail below with reference to specific embodiments. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present teachings.
As shown in fig. 1 and fig. 2, the pulley and cable apparatus for realizing the reverse motion driving function proposed in the present embodiment comprises a housing 1, a tensioner 2, a driving pulley assembly 4, a cable 7 and two driven pulley blocks, wherein the shell 1 is a rectangular frame structure, the shell 1 is provided with two mounting plates 6, two driven pulley blocks are rotatably mounted between the two mounting plates 6 through rotating shafts, the steel cable 7 is connected end to end and twisted to be in an 8-shaped structure, the steel cable 7 is provided with a first enclosing area and a second enclosing area, the two driven pulley blocks are respectively arranged in the first enclosing area and the second enclosing area, and the two driven pulley blocks are in transmission connection with the inner annular surface of the steel cable 7, the tensioner 2 is arranged on the shell 1, the tension part of the tensioner 2 is in pressure contact with the inner side surface of the steel cable 7, and the rotating part of the driving pulley assembly 4 is in transmission connection with the inner side surface of the steel cable 7; the rotation of the rotating part of the driving pulley assembly 4 can drive the two driven pulley blocks to reversely rotate synchronously through the steel cable 7.
Preferably, in each driven pulley block, a driving joint 9 is arranged on the steel cable 7 between two driven pulleys.
The rotating shafts of the driven pulleys in the two driven pulley blocks are parallel to each other.
The driven pulleys in the two driven pulley blocks are arranged in a mirror image mode by taking the twisting intersection point of the steel cable 7 as a center.
The housing 1 is further provided with a presser 3, which presser 3 is adapted to press the wire rope 7 after the drive connection 9 has reached a desired position, and thereby to stop the wire rope 7.
The driving joints 9 are fixedly connected with the steel cable 7, one driving joint 9 is driven by the steel cable 7 to do linear motion between the two first driven pulleys 8A, and the other driving joint 9 is driven to do linear motion between the two second driven pulleys 8B to drive a connected object. Taking two first driven pulleys 8A as an example, one driving joint 9 is driven by the wire rope 7 to move linearly between the two first driven pulleys 8A to drive the connection object. The driving joints 9 and the driven pulleys which are arranged on two sides of the center of the twisting cross point of the steel cable 7 are symmetrically arranged, and the moving directions of the two driving joints 9 are opposite. The driving pulley assembly 4 is installed on the shell 1 through a driving pulley installation seat 5, the driving pulley assembly 4 is provided with a manual rotating handle device, and the driving joint 9 is driven to move through a steel cable 7 and a driven pulley system. The tensioner 2 tensions the wire rope 7 by adjusting the pulley position. The presser 3 is used to press the cable 7 after the two drive joints 9 reach the desired position, i.e. the drive joints 9 are locked in position.
The device is twisted into an 8 shape through the steel cable 7, two driven pulley blocks are connected in a region surrounded by the steel cable 7 respectively, when the driving pulley component rotates, the driven pulleys can be driven to rotate, and meanwhile, pulleys in the two driven pulley blocks rotate reversely and synchronously. In the device, two driven pulleys are arranged in each driven pulley block, the driving joint 9 is arranged between the two driven pulleys, so that the synchronous motion of the driving joint 9 is realized, and the equidistant motion of the driving joint 9 on the shell 1 can also be realized. Whole device casing 1 appearance is regular, small in size, and as drive module, it is fixed to use the installation slot installation, can quick assembly disassembly.
The foregoing is only a preferred embodiment of the present invention, and many variations can be made in the specific embodiments and applications of the present invention by those skilled in the art without departing from the spirit of the present invention.
Claims (5)
1. A pulley steel cable device for realizing a reverse driving function is characterized in that: the cable wire comprises a shell, a tensioner, a driving pulley assembly, a cable wire and two driven pulley blocks, wherein the shell is of a rectangular frame structure, the shell is provided with two mounting plates, the two driven pulley blocks are rotatably mounted between the two mounting plates through a rotating shaft, the cable wire is connected end to end and is twisted into an 8-shaped structure, the cable wire is provided with a first enclosing region and a second enclosing region, the two driven pulley blocks are respectively arranged in the first enclosing region and the second enclosing region, the two driven pulley blocks are in transmission connection with an inner ring surface of the cable wire, the tensioner is arranged on the shell, a tensioning part of the tensioner is in pressure contact with the inner side surface of the cable wire, and a rotating part of the driving pulley assembly is in transmission connection with the inner side surface of the cable wire;
the rotation part of the driving pulley assembly can drive the two driven pulley blocks to reversely and synchronously rotate through the steel cable.
2. The pulley wire rope apparatus for performing a reverse drive function according to claim 1, wherein: and the rotating shafts of the driven pulleys in the driven pulley block are parallel to each other.
3. The pulley wire rope apparatus for performing a reverse drive function according to claim 1, wherein: driven pulleys in the two driven pulley blocks are arranged in a mirror image mode by taking a steel cable twisting intersection point as a center.
4. The pulley wire rope apparatus for performing a reverse drive function according to claim 1, wherein: in each driven pulley block, a driving joint is arranged on the steel cable between two driven pulleys.
5. The pulley wire rope apparatus for realizing a reverse driving function according to claim 4, wherein: the shell is also provided with a pressing device which is used for pressing the steel cable after the driving joint reaches the expected position, so that the steel cable is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020451154.3U CN211924826U (en) | 2020-04-01 | 2020-04-01 | Pulley steel cable device for realizing reverse driving function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020451154.3U CN211924826U (en) | 2020-04-01 | 2020-04-01 | Pulley steel cable device for realizing reverse driving function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211924826U true CN211924826U (en) | 2020-11-13 |
Family
ID=73349668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020451154.3U Expired - Fee Related CN211924826U (en) | 2020-04-01 | 2020-04-01 | Pulley steel cable device for realizing reverse driving function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211924826U (en) |
-
2020
- 2020-04-01 CN CN202020451154.3U patent/CN211924826U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |