CN115893119A - Automatic constant-tension cable winding and unwinding device for online monitoring of gate - Google Patents
Automatic constant-tension cable winding and unwinding device for online monitoring of gate Download PDFInfo
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- CN115893119A CN115893119A CN202310153016.5A CN202310153016A CN115893119A CN 115893119 A CN115893119 A CN 115893119A CN 202310153016 A CN202310153016 A CN 202310153016A CN 115893119 A CN115893119 A CN 115893119A
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- unwinding device
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- 238000004804 winding Methods 0.000 title claims abstract description 32
- 238000012544 monitoring process Methods 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000725 suspension Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The invention discloses a constant-tension cable automatic winding and unwinding device for on-line monitoring of a gate, which comprises a support, wherein one end of the support is rotatably connected with a lever through a support shaft, one end of the lever is fixedly provided with a counterweight plate, the other end of the support is rotatably provided with a winding disc, two ends of one side of the lever are respectively rotatably provided with a pulley, one end of the pulley is connected with a cable, one end of the cable is wound on the surface of the winding disc, the shaft end of the winding disc is provided with a conductive slip ring, the conductive slip ring is connected with one end of the cable through electric power, the lever and the counterweight plate are arranged through the support, the cable is connected through the winding disc and the pulleys, the problems of starting and stopping control of an automatic rope winder and uneven tension applied to the cable by the automatic rope winder are solved, the lever principle is adopted to separate the rope winder supporting position from the cable force application position in the horizontal direction, and the problem of difficult site installation and address selection is solved.
Description
Technical Field
The invention relates to the field of cable winding and unwinding, in particular to a constant-tension cable automatic winding and unwinding device for online monitoring of a gate.
Background
In the operation process of the hydraulic steel gate, parameters such as an inclination angle, vibration and stress need to be monitored, and a sensor for monitoring needs to be installed on the gate, supplies power to the gate through a lead and transmits signals.
However, in practice, the cable is required to have a following function in the lifting operation of the gate, and because the gate is mostly outdoors, the cable can be disturbed by external force under the action of water flow and wind force, in this case, if an unpowered following cable scheme similar to an elevator is adopted, the situation is obviously unrealistic, and besides no enough cable suspension space exists in a field, the cable is easy to knot or damage under the action of external force.
If the automatic rope winder with the power and locking functions is adopted, the problem that no cable suspension space exists in the field can be solved, but the automatic rope winder has obvious defects in the aspects of controlling lifting and sensing cable tension, so that the damage of cables or cable joints caused by tension mismatching often occurs in engineering, and the engineering safety is influenced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide the constant-tension cable automatic winding and unwinding device for the online monitoring of the gate.
In order to solve the above problems, the present invention adopts the following technical solutions.
Automatic winding and unwinding devices of gate on-line monitoring constant tension cable, which comprises a bracket, the one end of support is rotated through the back shaft and is connected with the lever, the one end fixed mounting of lever has the counterweight piece, the other end of support is rotated and is installed the take-up reel, one side both ends of lever are all rotated and are installed the pulley, the one end of pulley is connected with the cable, the one end of cable twines on the surface of take-up reel, electrically conductive sliding ring is installed to the axle head of take-up reel, electrically conductive sliding ring passes through the one end of electric power connection in the cable.
Furthermore, a servo motor is installed at the other end of the winding roll and fixedly installed on one side of the support.
Furthermore, servo motor has an electric box through circuit connection, electric box fixed mounting is in the one end of support, through the electric box of servo motor installation, does benefit to electrical control, convenient operation and use.
Further, bearings are mounted at the shaft ends of the supporting shaft, the winding roll and the pulley.
Furthermore, sensors are installed on two sides of the support, and the sensor pairs are located on two sides of the lever.
Further, the sensor has four, and symmetrical connection is in the both sides surface of support, through installation bearing and sensor, does benefit to the support and connects, conveniently detects control, safety and stability.
Compared with the prior art, the invention has the advantages that:
(1) This scheme passes through support mounting lever and counter weight piece, combines take-up reel and pulley connection cable, has solved automatic rope winder and has stopped to open and stop control problem and the uneven problem of pulling force that automatic rope winder applyed to the cable to adopt lever principle to separate rope winder support position and cable application of force position on the horizontal direction, solved the problem of field erection site selection difficulty.
(2) The pulling force of the automatic winding and unwinding device to the cable is nearly constant, and the cable is greatly protected.
(3) The automatic winding and unwinding device can not cause the problems of over-pulling and over-unwinding of the cable in the operation process.
(4) When the field is disturbed by wind power or water flow, compensation can be carried out through the adjustment of the lever angle, and the motor does not need to be started frequently.
(5) The automatic winding and unwinding device gives way to the space right above the cable and is suitable for being installed in a door slot or a narrow position.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a schematic view of the construction of the stent of the present invention;
fig. 5 is a schematic structural view of the winding roll of the present invention.
The numbering in the figures illustrates:
1 bracket, 11 support shafts, 12 levers, 13 weight plates, 14 winding reels, 15 pulleys, 16 cables, 17 conductive slip rings, 18 servo motors, 19 electrical boxes, 2 bearings and 21 sensors.
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 in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Referring to fig. 1-5, the automatic constant-tension cable winding and unwinding device for on-line monitoring of a gate comprises a support 1, one end of the support 1 is rotatably connected with a lever 12 through a support shaft 11, one end of the lever 12 is fixedly provided with a counterweight plate 13, the other end of the support 1 is rotatably provided with a winding roll 14, two ends of one side of the lever 12 are rotatably provided with pulleys 15, one end of each pulley 15 is connected with a cable 16, one end of each cable 16 is wound on the surface of the winding roll 14, the shaft end of the winding roll 14 is provided with a conductive slip ring 17, and the conductive slip ring 17 is connected to one end of the cable 16 through electric power.
Servo motor 18 is installed to the other end of take-up reel 14, servo motor 18 fixed mounting is in one side of support 1, servo motor 18 has electric box 19 through circuit connection, electric box 19 fixed mounting is in the one end of support 1, install electric box through servo motor, do benefit to electrical control, convenient operation uses, back shaft 11, bearing 2 is all installed to the axle head of take-up reel 14 and pulley 15, sensor 21 is installed to the both sides of support 1, sensor 21 is to the both sides that lie in lever 12, sensor 21 has four, and symmetrical connection is in the both sides surface of support 1, through installation bearing and sensor, do benefit to the support connection, conveniently detect control, safety and stability.
When the support is used, the support 1 is installed at a gate slot or a hoist frame through foundation bolts, electrical connection is carried out through the electrical box 19, and the counterweight plates 13 are configured as required.
The cable 16 passes through the pulley 15 and then passes through the hole of the lever 12, and is wound on the winding roll 14, and the joint is electrically connected through the rotating part of the conductive slip ring 17 arranged on the same shaft at the opening of the winding shaft; the sensor 21, the servomotor 18 and the fixed part of the electrical slip ring 17 are electrically connected to the control part via an electrical box 19, and the appropriate weight plates are mounted to the recesses of the lever 12.
When the cable 16 is loosened, the pulley end of the lever 12 is tilted upwards due to the action of the counterweight, when the cable is tilted to a certain angle, the position signal of the lever 12 is captured by the sensor 21, at this time, the controller controls the servo motor 18 to perform the wire rewinding operation with a fixed angle, during the wire rewinding process, the lever 12 is gradually turned from being tilted upwards to be approximately horizontal, the wire rewinding period is finished, and when the cable 16 is continuously loosened, the actions are repeated.
When the cable 16 is tensioned, the pulley end of the lever 12 will sink against the action of the counterweight, when the cable sinks to a certain angle, the position signal of the lever 12 is captured by the sensor, at this time, the controller controls the servo motor 18 to perform the wire releasing operation with reverse fixed rotation angle, during the wire releasing process, the lever 12 will gradually change from sinking to being close to horizontal, the wire releasing cycle is ended, and when the cable continues to be tensioned, the above-mentioned actions are repeated.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.
Claims (6)
1. Automatic winding and unwinding devices of gate on-line monitoring constant tension cable, including support (1), its characterized in that: the one end of support (1) is rotated through back shaft (11) and is connected with lever (12), the one end fixed mounting of lever (12) has counterweight plate (13), the other end of support (1) is rotated and is installed take-up reel (14), one side both ends of lever (12) are all rotated and are installed pulley (15), the one end of pulley (15) is connected with cable (16), the one end of cable (16) twines on the surface of take-up reel (14), electrically conductive sliding ring (17) is installed to the axle head of take-up reel (14), electrically conductive sliding ring (17) are through the one end of electric power connection in cable (16).
2. The automatic constant-tension cable winding and unwinding device for on-line monitoring of the gate according to claim 1, characterized in that: and a servo motor (18) is installed at the other end of the winding roll (14), and the servo motor (18) is fixedly installed on one side of the support (1).
3. The automatic constant-tension cable winding and unwinding device for on-line monitoring of the gate according to claim 1, characterized in that: the servo motor (18) is connected with an electric box (19) through a circuit, and the electric box (19) is fixedly installed at one end of the support (1).
4. The automatic constant-tension cable winding and unwinding device for on-line monitoring of the gate according to claim 1, characterized in that: and bearings (2) are arranged at the shaft ends of the supporting shaft (11), the winding roll (14) and the pulley (15).
5. The automatic constant-tension cable winding and unwinding device for on-line monitoring of the gate according to claim 1, characterized in that: sensors (21) are installed on two sides of the support (1), and the sensors (21) are located on two sides of the lever (12).
6. The automatic constant-tension cable winding and unwinding device for on-line monitoring of the gate according to claim 1, characterized in that: the number of the sensors (21) is four, and the sensors are symmetrically connected to the two side surfaces of the bracket (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310153016.5A CN115893119A (en) | 2023-02-22 | 2023-02-22 | Automatic constant-tension cable winding and unwinding device for online monitoring of gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310153016.5A CN115893119A (en) | 2023-02-22 | 2023-02-22 | Automatic constant-tension cable winding and unwinding device for online monitoring of gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115893119A true CN115893119A (en) | 2023-04-04 |
Family
ID=86482174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310153016.5A Pending CN115893119A (en) | 2023-02-22 | 2023-02-22 | Automatic constant-tension cable winding and unwinding device for online monitoring of gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115893119A (en) |
-
2023
- 2023-02-22 CN CN202310153016.5A patent/CN115893119A/en active Pending
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