CN220570290U - Cable tensioning device - Google Patents
Cable tensioning device Download PDFInfo
- Publication number
- CN220570290U CN220570290U CN202322082707.9U CN202322082707U CN220570290U CN 220570290 U CN220570290 U CN 220570290U CN 202322082707 U CN202322082707 U CN 202322082707U CN 220570290 U CN220570290 U CN 220570290U
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- steel wire
- wire rope
- cable
- hole
- tensioning
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- 229920000915 polyvinyl chloride Polymers 0.000 claims description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims description 6
- 239000012760 heat stabilizer Substances 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 241000251468 Actinopterygii Species 0.000 description 5
- 230000009545 invasion Effects 0.000 description 3
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- 239000013535 sea water Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
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- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model relates to a cable tensioning device comprising: the device comprises a steel wire rope, a base, a cable tensioning mechanism, a transmission mechanism, a wire binding part and an offshore platform bracket; the cable tensioning mechanism comprises a vertical plate, a transverse plate and a tensioning spring; the vertical plate is fixedly arranged at the top of the base, the transverse plate is fixed at the bottom of the vertical plate, the tensioning springs are arranged at one side of the transverse plate, and the tensioning springs are connected with one end of the steel wire rope; the other end of the steel wire rope is connected with the upper offshore platform bracket through a transmission mechanism, control wires and gas transmission pipes are arranged on two sides of the steel wire between the transmission mechanism and the offshore platform bracket, and the wire bundling parts are multiple and are used for fixing the control wires and the gas transmission pipes on the steel wire rope. The elasticity of the tensioning spring can adjust and tension the steel wire rope, and the swing of the steel wire rope, the control wire and the gas transmission pipe is reduced. Meanwhile, the tension of the steel wire rope can be adjusted by controlling the number of the tensioning springs, so that the steel wire rope is prevented from being blown off due to overlarge wind waves, and the steel wire rope is buffered.
Description
Technical Field
The utility model relates to the technical field of offshore platforms, in particular to a cable tensioning device.
Background
Cooling systems for coastal thermal power plants or nuclear power plants generally cool the unit by absorbing seawater. However, the water temperature around the coastal power plant is high and rich in nutrition, the fishery resources are rich, and the periodic invasion phenomenon of the shoal of fish exists. Aiming at the problem of fish shoal invasion, coastal power enterprises sequentially adopt methods such as mechanical control, physical control and chemical control to reduce invasion hazard and ensure safe production of power plants.
Aiming at the phenomenon of complaint, partial enterprises use the floating offshore platform for reference, and fish swarm detection devices and compound fish driving devices are carried on the platform, so that the purpose of driving fish is realized, and the compound devices introduce a power supply control line and a gas pipe from a breakwater; the high-strength cable is used as a traction main body, and the power control wire and the gas pipe are spirally wound on the cable, so that the cable bears the tensile force of the platform and the alternating stress generated by floating of the platform.
Based on the prior art, the applicant finds that the above offshore platform drives the cables to move together under the condition of stormy waves, which easily causes the cables to swing and wind, and further causes the control lines, the gas transmission pipes and other functional cables on the cables to break.
Disclosure of Invention
The utility model provides a cable tensioning device, which aims to solve the problem that cables are easy to break due to the influence of wind waves in the prior art.
In order to achieve the object of the present utility model, there is provided a cable tensioning device comprising: the device comprises a steel wire rope, a base, a cable tensioning mechanism, a transmission mechanism, a wire binding part and an offshore platform bracket;
the cable tensioning mechanism comprises a vertical plate, a transverse plate and a tensioning spring;
the vertical plate is fixedly arranged at the top of the base, the transverse plate is fixed at the bottom of the vertical plate, the tensioning springs are arranged at one side of the transverse plate, and the tensioning springs are connected with one end of the steel wire rope;
the other end of the steel wire rope is connected with the upper offshore platform bracket through a transmission mechanism, control wires and gas transmission pipes are arranged on two sides of the steel wire between the transmission mechanism and the offshore platform bracket, and the wire bundling parts are multiple and are used for fixing the control wires and the gas transmission pipes on the steel wire rope.
In some embodiments, the transmission comprises: the device comprises a first supporting plate, a first bearing, a first roller, a second supporting plate, a first bearing and a second roller;
the two first support plates are symmetrically arranged on the base at one side of the vertical plate, and the first idler wheels are rotatably arranged on the two first support plates through first bearings;
the second backup pad is two, and the symmetry is installed on the base of first backup pad one side, and the second gyro wheel is installed in two second backup pads through the second bearing rotation, and wire rope twines respectively on first gyro wheel and second gyro wheel.
In some embodiments, the diameter of the second roller is smaller than the diameter of the first roller.
In some embodiments, the device further comprises a cable lifting device;
the cable lifting device comprises an electric telescopic rod, a fixed pulley and a supporting rod;
the electric telescopic rod is arranged on one side of the transmission mechanism, the support rods are fixedly arranged at the top of the telescopic rod, the fixed pulleys are multiple, the electric telescopic rod is arranged at the bottom of the support rods, and the cables penetrate through the top of the fixed pulleys.
In some embodiments, the wire harness part is a cylinder, the cylinder is provided with a first through hole and a second through hole, the first through hole is arranged in the center of the side surface of the cylinder, the second through holes are multiple and are arranged on the side surface of the cylinder around the first through hole, the first through hole is used for placing a steel wire rope, and the plurality of second through holes are respectively used for placing a control wire and a gas pipe.
In some embodiments, the second through hole has a diameter greater than the diameters of the control line and the gas delivery conduit.
In some embodiments, a rubber ring is arranged on the side wall of the second through hole, and the rubber ring is abutted with the control line and the side wall of the gas pipe.
In some embodiments, the cylinder is made of high density polyethylene or of polyvinyl chloride PVC with the addition of lead salt based heat stabilizers.
In some embodiments, one end of the control line is connected to a power source and the other end of the control line and gas delivery line are connected to offshore equipment.
The utility model has the beneficial effects that:
according to the utility model, one end of the steel wire rope is connected with the plurality of tensioning springs, and the steel wire rope is adjusted and tensioned by utilizing the elastic force of the tensioning springs, so that the swing of the steel wire rope, the control line and the gas pipe is reduced. Meanwhile, the tension of the steel wire rope can be adjusted by controlling the number of the tensioning springs, so that the steel wire rope is prevented from being blown off due to overlarge wind waves, and the steel wire rope is buffered. The device has simple integral structure, good tensioning effect and strong maneuverability.
Drawings
FIG. 1 is a schematic diagram of a cable tensioning device of the present utility model;
fig. 2 is an enlarged view of the structure of the region a shown in fig. 1;
FIG. 3 is a schematic view of a cable tensioning mechanism of a cable tensioning device of the present utility model;
fig. 4 is an enlarged view of the structure of the region B shown in fig. 1.
110, steel wire rope; 120. a base; 130. a cable tensioning mechanism; 131. a riser; 132. a cross plate; 133. tensioning a spring; 140. a transmission mechanism; 141. a first support plate; 142. a first bearing; 143. a first roller 144, a second support plate; 145. a first bearing; 146 second roller; 150. a wire harness section; 151. a first through hole; 152. a second through hole; 160. an offshore platform support; 170. a cable lifting device; 171. an electric telescopic rod; 172. a fixed pulley; 173. a support rod; 180. a control line; 190. a gas pipe; 210. an offshore platform; 220. offshore equipment; 230. and a power supply.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," "axis," "circumferential," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model or simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," "engaged," "hinged," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1, 2, 3 and 4, a cable tensioning device comprises: the marine equipment comprises a steel wire rope 110, a base 120, a cable tensioning mechanism 130, a transmission mechanism 140, a wire binding part 150 and an offshore platform bracket 160, wherein the base 120 is arranged on a breakwater, an offshore platform 210 is arranged on the sea surface, offshore equipment 220 and the offshore platform bracket 160 are arranged on the offshore platform 210, the cable tensioning mechanism 130 comprises a vertical plate 131, a transverse plate 132 and tensioning springs 133, the vertical plate 131 is fixedly arranged at the top of the base 120, the transverse plate 132 is fixedly arranged at the bottom of the vertical plate 131, a plurality of tensioning springs 133 are arranged on one side of the transverse plate 132, and the tensioning springs 133 are connected with one end of the steel wire rope 110; the other end of the steel wire rope 110 is connected with the upper offshore platform bracket 160 through a transmission mechanism 140, control wires 180 and air pipes 190 are arranged on two sides of the steel wire between the transmission mechanism 140 and the offshore platform bracket 160, a plurality of wire harness parts 150 are used for fixing the control wires 180 and the air pipes 190 on the steel wire rope 110, one end of the control wires 180 is connected with a power supply 230, and the other ends of the control wires 180 and the air pipes 190 are connected with offshore equipment 220. The number of the tension springs 133 may be determined by the magnitude of the ocean stormy waves, and if the stormy waves are too large, the number of the tension springs 133 may be increased, and the wire rope 110 is adjusted and tensioned by the elastic force of the tension springs 133, thereby reducing the swing of the wire rope 110, the control line 180 and the air pipe 190. The device has simple integral structure, simple later maintenance and good tensioning effect.
In some embodiments of the present utility model, the transmission 140 includes: the first support plate 141, the first bearing 142, the first roller, the second support plate, the first bearing 142, and the second roller; the two first support plates 141 are symmetrically arranged on the base 120 at one side of the vertical plate 131, and the first rollers are rotatably arranged on the two first support plates 141 through the first bearings 142; the second backup pad is two, and the symmetry is installed on the base 120 of first backup pad 141 one side, and the second gyro wheel is installed on two second backup pads through the second bearing rotation, and the diameter of second gyro wheel is less than the diameter of first gyro wheel. The wire rope 110 is wound around the first roller and the second roller, respectively. In general, the wire rope 110 is wound around the first roller and the second roller respectively, and the driving mechanism 140 increases the tension on the wire rope 110, so that the wire rope 110 is prevented from directly contacting the tension spring 133, and the tension spring 133 is easy to be damaged.
In some embodiments of the present utility model, a cable lift 170 is also included; the cable lifting device 170 includes an electric telescopic rod 171, a fixed pulley 172 and a support rod 173; the electric telescopic rod 171 is arranged on one side of the transmission mechanism 140, the supporting rods 173 are fixedly arranged at the tops of the telescopic rods, the fixed pulleys 172 are arranged at the bottoms of the supporting rods 173, and the cables penetrate through the tops of the fixed pulleys 172. The height of the steel wire rope 110 can be adjusted by adjusting the electric telescopic rod 171, the height of the offshore platform 210 is not constant and is determined according to the tide, and the cable lifting device 170 can enable the steel wire rope 110 to adapt to the height of the offshore platform 210, so that the practicability of the device is further improved.
In some embodiments of the present utility model, the wire harness portion 150 is a cylinder, the cylinder is provided with a first through hole 151 and a second through hole 152, the first through hole 151 is disposed in the center of a side surface of the cylinder, the second through holes 152 are plural, the first through hole 151 is disposed on the side surface of the cylinder around the first through hole 151, the first through hole 151 is used for placing the wire rope 110, and the plurality of second through holes 152 are respectively used for placing the control wire 180 and the air pipe 190. The second through hole 152 has a larger diameter than the control line 180 and the air delivery conduit 190. The arrangement of the cylinder forms an integral common bearing axial tension caused by cable swing with the steel wire rope 110, the control wire 180 and the air pipe 190, and the second through hole 152 bears the control wire 180, the air pipe 190 and other functional cables, and meanwhile, the second through hole 152 has larger aperture, so that the functional cables can freely slide in the holes, the bearing tension is avoided, and the defect that the control wire 180 and the air pipe 190 on the cables are easily pulled and broken when the traditional offshore platform 210 encounters storms is overcome. The cylindrical design also constrains the routing direction of the control wire 180 and the air delivery tube 190 so that it is not prone to tangling.
In some embodiments of the present utility model, a rubber ring is disposed on a sidewall of the second through hole 152, and the rubber ring abuts against the control wire 180 and a sidewall of the air pipe 190. The rubber ring can prevent the control wire 180, the air pipe 190 and other functional cables from being scratched by the plastic cylinder.
In some embodiments of the utility model, the cylinder is made of high density polyethylene or polyvinyl chloride PVC added with lead salt heat stabilizer, which can effectively resist the corrosion of seawater.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "examples," "particular examples," "one particular embodiment," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The present utility model is not limited to the above preferred embodiments, and any person skilled in the art, within the scope of the present utility model, may apply to the present utility model, and equivalents and modifications thereof are intended to be included in the scope of the present utility model.
Claims (9)
1. A cable tensioner comprising: the device comprises a steel wire rope, a base, a cable tensioning mechanism, a transmission mechanism, a wire binding part and an offshore platform bracket;
the cable tensioning mechanism comprises a vertical plate, a transverse plate and a tensioning spring;
the vertical plate is fixedly arranged at the top of the base, the transverse plate is fixed at the bottom of the vertical plate, the tensioning springs are arranged at one side of the transverse plate, and the tensioning springs are connected with one end of the steel wire rope;
the other end of the steel wire rope is connected with the offshore platform bracket through the transmission mechanism, a control wire and a gas pipe are arranged on two sides of the steel wire between the transmission mechanism and the offshore platform bracket, and the wire bundling parts are multiple and are used for installing the control wire and the gas pipe on the steel wire rope.
2. The cable tensioning device of claim 1, wherein the transmission mechanism comprises: the device comprises a first supporting plate, a first bearing, a first roller, a second supporting plate, a second bearing and a second roller;
the two first support plates are symmetrically arranged on the base at one side of the vertical plate, and the first idler wheels are rotatably arranged on the two first support plates through the first bearings;
the two second support plates are symmetrically arranged on the base at one side of the first support plate, the second idler wheels are rotatably arranged on the two second support plates through the second bearings, and the steel wire ropes are respectively wound on the first idler wheels and the second idler wheels.
3. The cable tensioning device of claim 2, wherein the diameter of the second roller is smaller than the diameter of the first roller.
4. The cable tensioning device of claim 1, further comprising a cable lifting device;
the cable lifting device comprises an electric telescopic rod, a fixed pulley and a supporting rod;
the electric telescopic rod is arranged on one side of the transmission mechanism, the supporting rods are fixedly arranged at the top of the telescopic rod, the fixed pulleys are arranged at the bottom of the supporting rods, and the top of each fixed pulley is used for penetrating a cable.
5. The cable tensioning device according to claim 1, wherein the wire harness portion is a cylinder, a first through hole and a second through hole are respectively formed in the cylinder, the first through hole is formed in the center of the side face of the cylinder, the second through holes are multiple and are formed in the side face of the cylinder around the first through hole, the first through hole is used for placing the steel wire rope, and the multiple second through holes are respectively used for placing the control wire and the gas transmission pipe.
6. The cable tensioning device of claim 5, wherein the second through hole has a bore diameter greater than the diameters of the control line and the gas delivery conduit.
7. The cable tensioning device of claim 5, wherein a rubber ring is provided on a sidewall of the second through hole, the rubber ring abutting against the control line and a sidewall of the gas pipe.
8. The cable tensioner of claim 5, wherein the cylinder is made of high density polyethylene or of polyvinyl chloride PVC with the addition of lead salt based heat stabilizers.
9. The cable tensioning device of claim 1, wherein one end of the control line is connected to a power source and the other ends of the control line and the gas line are connected to offshore equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322082707.9U CN220570290U (en) | 2023-08-03 | 2023-08-03 | Cable tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322082707.9U CN220570290U (en) | 2023-08-03 | 2023-08-03 | Cable tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220570290U true CN220570290U (en) | 2024-03-08 |
Family
ID=90094244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322082707.9U Active CN220570290U (en) | 2023-08-03 | 2023-08-03 | Cable tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220570290U (en) |
-
2023
- 2023-08-03 CN CN202322082707.9U patent/CN220570290U/en active Active
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