CN114792962B - Cable float and cable channel - Google Patents
Cable float and cable channel Download PDFInfo
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- CN114792962B CN114792962B CN202210569929.0A CN202210569929A CN114792962B CN 114792962 B CN114792962 B CN 114792962B CN 202210569929 A CN202210569929 A CN 202210569929A CN 114792962 B CN114792962 B CN 114792962B
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- sliding plate
- shaped hollow
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 154
- 238000007667 floating Methods 0.000 claims abstract description 90
- 210000000078 claw Anatomy 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 4
- 230000002045 lasting effect Effects 0.000 claims description 2
- 230000037361 pathway Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 208000001034 Frostbite Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/12—Installations of electric cables or lines in or on the ground or water supported on or from floats, e.g. in water
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/40—Thermal components
- H02S40/42—Cooling means
- H02S40/425—Cooling means using a gaseous or a liquid coolant, e.g. air flow ventilation, water circulation
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/03—Cooling
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention provides a cable floating body and a cable channel, which comprise a floating body, wherein a plurality of cable grooves are formed in the floating body, water bag layers are arranged in the cable grooves, the top ends of the longitudinal sections of T-shaped hollow pipes are communicated with the water bag layers, and sliding plates are movably arranged in the transverse sections of the T-shaped hollow pipes; the rotary rod is fixedly provided with a plurality of blades, the rotary rod is fixedly sleeved with a cam, the cam can intermittently push the sliding plate when continuously rotating, a thermal expansion device is arranged between the sliding plate and the top wall of the hollow pipe, and the brake claw is used for preventing the rotary wheel from rotating. The invention provides the cable floating body and the cable channel, which can adapt to cables with different specifications, can automatically utilize water flow to cool the cables at high temperature, and automatically stop cooling when the temperature is reduced, so that the cables are prevented from being damaged due to excessively low temperature, and the cable floating body and the cable channel are more intelligent, have simple structure and are very worth popularizing.
Description
Technical Field
The invention relates to the technical field of photovoltaic cable equipment, in particular to a cable floating body and a cable channel.
Background
At present, the domestic photovoltaic power station has a larger construction scale, but more construction zones are positioned in a non-electricity load center, and in the long-distance transmission process, part of electric energy is lost. Through the development of recent years and the electric load centers of North China, china and the like, the photovoltaic power station can utilize less and less construction land under the influence of the property of the land. In such a case, a dominant lake in the north and east China areas is developed to build a photovoltaic power plant floating above the water surface. The water photovoltaic power station utilizes a water foundation to which the photovoltaic module is attached, so that the photovoltaic power station floats on the water surface and generates power. The device has the advantages that the device does not occupy land resources, and the device can help the assembly to generate a cooling effect and inhibit the rise of surface temperature, so that higher generated energy is obtained. Meanwhile, the photovoltaic module covers the water surface, so that the evaporation capacity of the water surface can be reduced, the algae propagation can be restrained, and the water resource can be protected.
In the prior art, a cable floating body and a cable channel are disclosed as CN206559015U, wherein the cable floating body comprises a body, and the front end of the body is provided with a head end connecting lug and a plurality of limiting lugs; the limiting lugs are distributed on two sides of the head end connecting lug; the tail end of the body is provided with a tail end connecting lug; the head end connecting lug is used for being hinged with the tail end connecting lug of the body of the other cable floating body through a hinge shaft; the limiting lug is used for propping against the tail end of the body of the other cable floating body when the body and the body of the other cable floating body rotate around the hinge shaft relatively to reach a preset angle. The cable floating bodies are provided with the limiting convex blocks, when two adjacent cable floating bodies relatively rotate for a preset angle, the limiting convex block of one cable floating body is propped against the tail end of the body in the other cable floating body, so that the relative rotation angle of the two cable floating bodies is prevented from exceeding the preset angle, the bending radius of a cable channel is prevented from being smaller than the minimum turning radius of the cable, and the cable is prevented from being damaged; and a cable passage using the cable float, which is bent by itself without damaging the cable.
However, during the use process, the method still has obvious defects: the device only has basic cable fixing effect, however, in high temperature weather, the cable can also produce larger heat, although the cable is installed on the water surface through the floating body, the cable cannot be directly contacted with water, so the heat of the cable can be accumulated to cause overheat effect, damage to the cable can be caused, the heat resistance requirement on the wrapping material of the cable is higher, damage to the cable internal wires can be avoided, however, in order to reduce the requirement on the wrapping material of the cable, the supporting piece of the cable, namely the floating body, can be structurally improved, and the cable floating body can cool the cable.
Disclosure of Invention
The invention aims to provide a cable floating body and a cable channel, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a cable floating body, which comprises a floating body, wherein a plurality of cable grooves are arranged on the floating body, water sac layers are arranged in the cable grooves, a drain pipe is arranged at the bottom of the water sac layers in a communicated manner, a pressure release valve is arranged in the drain pipe, a T-shaped hollow pipe is fixedly arranged in an inner cavity of the floating body, the top end of the longitudinal section of the T-shaped hollow pipe is communicated with the water sac layers, a first one-way valve is arranged in the T-shaped hollow pipe at the top end, the bottom end of the longitudinal section of the T-shaped hollow tube penetrates through the floating body, a second one-way valve is arranged in the T-shaped hollow tube at the top end of the longitudinal section of the T-shaped hollow tube, a sliding plate is movably arranged in the transverse section of the T-shaped hollow tube, a first spring is connected to the sliding plate, one end, far away from the sliding plate, of the first spring is connected to a first blocking block, and the first blocking block is fixed on the inner wall of the T-shaped hollow tube;
the bottom of body articulates and is provided with the rotary rod, fixedly on the rotary rod be provided with a plurality of blades, fixed cover is equipped with the cam on the rotary rod, just the cam can intermittently promote the sliding plate when lasting the rotation, the fixed swiveling wheel that is provided with in tip of rotary rod, fixedly in the inner chamber of body is provided with straight type hollow tube, the activity is provided with the sliding plate in the straight type hollow tube, be provided with thermal expansion device between sliding plate and the straight type hollow tube top wall, the bottom connection of sliding plate is provided with the second spring, the one end that the sliding plate was kept away from to the second spring is connected on the second blocking piece, the second blocking piece is fixed in on the inner wall of straight type hollow tube, the fixed extension rod that is provided with in bottom of sliding plate, fixedly on the extension rod be provided with the brake dog, the brake dog is used for stopping swiveling wheel rotation.
Preferably, the body of the floating body is fixedly provided with a limit strip at two sides of the cable groove.
Preferably, the floating body is hinged with a protective cover plate through a hinge, and one end, far away from the hinge, of the protective cover plate is connected with the floating body in a buckling manner.
Preferably, the tail end of the floating body is fixedly provided with a tail end connecting plate, and the front end of the floating body is fixedly provided with a head end connecting plate.
Preferably, an isolation net is fixedly arranged in the bottom end of the longitudinal section of the T-shaped hollow pipe.
Preferably, the bottom of body of floating body is embedded to be provided with the bearing, just the rotary rod runs through the setting in the bearing.
Preferably, the thermal expansion means is a thermal expansion particle.
A cable channel comprises the cable floating bodies, wherein the cable floating bodies are connected end to end through connecting screws in sequence.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the water bag layers are arranged in the cable grooves, and the water bag layers have good telescopic elasticity, so that for cables with different thickness specifications, gaps between the cables and the cable grooves can be filled through different water filling expansion degrees of the water bag layers, so that the cables are more stably installed and are not easy to move;
2. the cable is wrapped in the water bag layer, and in high-temperature weather, water flow on the water surface can push the blades to enable the rotating rod to rotate, and finally the sliding plate is intermittently pushed to enable the water in the water bag layer and water below the water surface to realize continuous flow exchange, so that the water in the water bag layer can keep a lower temperature, the high-temperature cable can be cooled in real time, a thermal effect is avoided, the cable is effectively protected, and the cable is more durable;
3. the rotating rod of the invention is not always driven by water flow, when the ambient temperature is low, the thermal expansion particles are not heated and expanded, and the sliding plate is at a higher position, so that the braking claw is also at a position for braking the rotating wheel, the rotating rod can not rotate, the cable is not cooled at the moment, the cable is prevented from being damaged by frostbite caused by ice water, and similarly, when the ambient temperature is increased, the thermal expansion particles are heated and expanded, the braking claw moves downwards, and the braking of the rotating wheel is released, so that the cable can be effectively cooled, the cable is more intelligent in use, and the temperature change of the external environment is fully considered.
The invention provides the cable floating body and the cable channel, which can adapt to cables with different specifications, can automatically utilize water flow to cool the cables at high temperature, and automatically stop cooling when the temperature is reduced, so that the cables are prevented from being damaged due to excessively low temperature, and the cable floating body and the cable channel are more intelligent, have simple structure and are very worth popularizing.
Drawings
FIG. 1 is a schematic view of the basic structure of a floating body according to the present invention;
FIG. 2 is a schematic view showing a state of installing a cable after connecting a floating body according to the present invention;
FIG. 3 is a schematic cross-sectional view of two adjacent floating bodies according to the present invention;
FIG. 4 is a schematic cross-sectional view of a single floating body of the present invention;
FIG. 5 is an enlarged view of the invention at A in FIG. 4;
fig. 6 is an enlarged view of fig. 5 at B in accordance with the present invention.
In the figure: 1 a floating body, 101 a cable groove, 2 a limit bar, 3 a hinge, 4 a protective cover plate, 5 a tail end connecting plate, 6 a head end connecting plate, 7 a connecting screw, 8 a water sac layer, 9 a drain pipe, 10 a pressure relief valve, 11T-shaped hollow pipes, 12 a first one-way valve, 13 a second one-way valve, 14 a separation net, 15 a sliding plate, 16 a first spring, 17 a first blocking block, 18 a bearing, 19 a rotating rod, 20 blades, 21 a cam, 22 a rotating wheel, 23 a straight hollow pipe, 24 a sliding plate, 25 thermal expansion particles, 26 a second spring, 27 a second blocking block, 28 an extension rod, 29 a braking claw and 30 cables.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 6, the present invention provides a technical solution:
embodiment one:
a cable floating body comprises a floating body 1, wherein a plurality of cable grooves 101 are formed in the floating body 1, the cable grooves 101 can be equidistantly or non-equidistantly formed according to the actual conditions of a cable 30, water bag layers 8 are arranged in the cable grooves 101, and the water bag layers 8 have good telescopic elasticity, so that after cables 30 with different thickness specifications are placed in different cable grooves 101, gaps between the cables 30 and the cable grooves 101 can be filled through the difference of expansion degrees of the water bag layers 8 after water filling, the cables 30 can be stably limited and cannot easily move, a drain pipe 9 is arranged at the bottom of the water bag layers 8 in a communicating manner, a pressure relief valve 10 is arranged in the drain pipe 9, when the water in the water bag layers 8 continuously increases, the pressure born by the pressure relief valve 10 gradually exceeds a preset value, the pressure relief valve 10 at the moment can be automatically opened, then the water in the water sac layer 8 is discharged out of a part through the drain pipe 9, a T-shaped hollow pipe 11 is fixedly arranged in the inner cavity of the floating body 1, the top end of the longitudinal section of the T-shaped hollow pipe 11 is communicated with the water sac layer 8, a first one-way valve 12 is arranged in the T-shaped hollow pipe 11 at the top end, the water in the T-shaped hollow pipe 11 can only be extruded to the bottom end of the longitudinal section of the water sac layer 8,T type hollow pipe 11 to penetrate through the floating body 1, a second one-way valve 13 is arranged in the T-shaped hollow pipe 11 at the bottom end, the water on the water surface of the cable floating body can only enter the inside of the T-shaped hollow pipe 11 through the bottom end of the longitudinal section of the T-shaped hollow pipe 11, a sliding plate 15 is movably arranged in the transverse section of the T-shaped hollow pipe 11, a first spring 16 is arranged on the sliding plate 15, one end of the first spring 16, which is far away from the sliding plate 15, is connected with a first blocking piece 17, and the first blocking piece 17 is fixed on the inner wall of the T-shaped hollow tube 11, and when the pushing action of the external force is removed from the sliding plate 15, the sliding plate is ejected to return to the initial position under the action of the first spring 16.
The bottom of the floating body 1 is hinged with a rotating rod 19, a plurality of blades 20 are fixedly arranged on the rotating rod 19, when water flow occurs under the water surface where the cable floating body is located, the blades 20 are pushed, the rotating rod 19 rotates, a cam 21 is fixedly sleeved on the rotating rod 19, when the rotating rod 19 continuously rotates, the cam 21 can intermittently push the sliding plate 15, when the sliding plate 15 is pushed inwards, water in the T-shaped hollow tube 11 can be extruded to the water sac layer 8, the water in the water sac layer 8 is increased, after the expansion value of the water exceeds the expansion value, the pressure release valve 10 is automatically opened due to overlarge water pressure, at the moment, the water in the water sac layer 8 is discharged outwards through the drain pipe 9, thereby continuously realizing replacement of the water in the water sac layer 8, continuously replacing the water heated by the cable 30 by utilizing low-temperature water flow under the water surface, the whole water sac layer 8 can be kept in a low-temperature state, continuous cooling can be realized on the cable 30, high-temperature damage to the cable 30 is avoided, the end part of the rotating rod 19 is fixedly provided with the rotating wheel 22, the inner cavity of the floating body 1 is fixedly provided with the straight hollow tube 23, the straight hollow tube 23 is movably provided with the sliding plate 24, a thermal expansion device is arranged between the sliding plate 24 and the top wall of the straight hollow tube 23, the thermal expansion device expands when heated, the volume can be increased, the thermal expansion device can be made of memory metal and can automatically recover when cooling, the bottom of the sliding plate 24 is connected with the second spring 26, one end of the second spring 26 far away from the sliding plate 24 is connected with the second blocking piece 27, the second blocking piece 27 is fixed on the inner wall of the straight hollow tube 23, the bottom of the sliding plate 24 is fixedly provided with the extension rod 28, the extension rod 28 is fixedly provided with the braking claw 29, the pawl 29 serves to prevent the rotation of the rotator wheel 22.
Embodiment two:
a cable floating body comprises a floating body 1, a plurality of cable grooves 101 are formed in the floating body 1, the cable grooves 101 can be equidistantly or non-equidistantly formed according to the actual condition of a cable 30, limiting strips 2 are fixedly arranged on two sides of the cable grooves 101 in the floating body 1, the side heights of the cable grooves 101 are increased by the limiting strips 2, the cable 30 is further prevented from shifting, a protective cover plate 4 is hinged to the floating body 1 through a hinge 3, one end of the protective cover plate 4 far away from the hinge 3 is connected with the floating body 1 in a buckling manner, after the cable 30 is placed in the cable grooves 101 one by one, the protective cover plate 4 is buckled on the floating body 1, the surface of the cable 30 is further shielded, the cable 30 is prevented from being insolated, dust accumulation on the cable 30 is also prevented, a tail end connecting plate 5 is fixedly arranged at the tail end of the floating body 1, the front end of the floating body 1 is fixedly provided with a head end connecting plate 6, the position of a tail end connecting plate 5 is higher than that of the head end connecting plate 6, the two connecting plates are convenient to assemble and then connected, a water bag layer 8 is arranged in a cable groove 101, the water bag layer 8 has good telescopic elasticity, therefore, after cables 30 with different thickness specifications are placed in different cable grooves 101, gaps between the cables 30 and the cable groove 101 can be filled through the difference of expansion degrees of the water bag layer 8 after water filling, the cables 30 can be stably limited and cannot easily move, a drain pipe 9 is arranged at the bottom of the water bag layer 8 in a communicating manner, a pressure relief valve 10 is arranged in the drain pipe 9, when water in the water bag layer 8 continuously increases, the pressure born by the pressure relief valve 10 gradually exceeds a preset value, the pressure relief valve 10 at the moment can be automatically opened, then the water in the water bag layer 8 is discharged out of a part through the drain pipe 9, the inside of the inner chamber of body 1 of body is fixed and is provided with T type cavity pipe 11, the vertical section top intercommunication of T type cavity pipe 11 is in water sac layer 8, and be provided with first check valve 12 in the T type cavity pipe 11 of this end, the setting of first check valve 12 makes the water in the T type cavity pipe 11 can only extrude to the horizontal section bottom of water sac layer 8,T type cavity pipe 11 and run through body 1, and be provided with second check valve 13 in the T type cavity pipe 11 of this end, the setting of second check valve 13 makes the water of cable body place the surface of water can only enter into the inside of T type cavity pipe 11 through the vertical section bottom of T type cavity pipe 11, the activity is provided with sliding plate 15 in the horizontal section of T type cavity pipe 11, the shape of sliding plate 15, the shape, the size and the horizontal section inner chamber of T type cavity pipe 11 are the same completely, consequently, sliding plate 15 can carry out horizontal removal along the horizontal direction of water sac layer 8,T type cavity pipe 11, and can not take place the liquid leakage here, and further, sliding plate 15 also can set up to the elasticity circle, make the elastic ring that is better for, the spring 16 is connected to the first end that the first end is lost to the first end is connected to the first end 17, the top end is kept away from to the first spring 17 is connected to the first end, the top end is kept away from to the spring 17, the top end is good spring, the top end is connected to the first end is kept away from to the spring 17, and is connected to the top end is kept away from the spring, and is kept away from the top end is kept away from by the spring, and spring, the top is connected.
The bottom of the floating body 1 is hinged with a rotating rod 19, a plurality of blades 20 are fixedly arranged on the rotating rod 19, when water flow occurs under the water surface where the cable floating body is located, the blades 20 are pushed, the rotating rod 19 rotates, a cam 21 is fixedly sleeved on the rotating rod 19, when the rotating rod 19 continuously rotates, the cam 21 can intermittently push the sliding plate 15, when the sliding plate 15 is pushed inwards, water in the T-shaped hollow tube 11 can be extruded to the water sac layer 8, the water in the water sac layer 8 is increased, after the expansion value of the water exceeds the expansion value, the pressure release valve 10 is automatically opened due to overlarge water pressure, at the moment, the water in the water sac layer 8 is discharged outwards through the drain pipe 9, thereby continuously realizing replacement of the water in the water sac layer 8, continuously replacing the water heated by the cable 30 by utilizing low-temperature water flow under the water surface, the whole water sac layer 8 can be kept in a low-temperature state, the cable 30 can be continuously cooled, the cable 30 is prevented from being damaged at high temperature, the rotating wheel 22 is fixedly arranged at the end part of the rotating rod 19, the hollow tube 23 is fixedly arranged in the inner cavity of the floating body 1, the sliding plate 24 is movably arranged in the hollow tube 23, the shape and the size of the sliding plate 24 are completely the same as those of the inner cavity of the hollow tube 23, therefore, the sliding plate 24 can be attached to the inner wall of the hollow tube 23 to move, a thermal expansion device is arranged between the sliding plate 24 and the top wall of the hollow tube 23, the thermal expansion device expands when being heated, the volume can be increased, in the embodiment, the thermal expansion device is thermal expansion particles 25, the thermal expansion particles 25 are made of memory metal, can be opened and expanded at high temperature and can be contracted at low temperature, the bottom of the sliding plate 24 is connected with a second spring 26, the second spring 26 also has good expansion elasticity, the second spring 26 is kept away from the one end of sliding plate 24 and is connected on second blocking piece 27, second blocking piece 27 is fixed on the inner wall of hollow tube 23, the bottom of sliding plate 24 is fixed to be provided with extension rod 28, the fixed pawl 29 that is provided with on extension rod 28, pawl 29 is used for preventing swiveling wheel 22 rotation, the pawl 29 is total two, when outside ambient temperature is lower, thermal expansion granule 25 can not thermal expansion, two pawls 29 contact swiveling wheel 22 at this moment, swiveling wheel 22 will be locked, make it neither forward nor reverse, thereby water in the water pocket layer 8 can not realize continuous replacement cooling, avoid the low temperature to cause the damage to cable 30.
Embodiment III:
a cable floating body comprises a floating body 1, wherein a plurality of cable grooves 101 are formed in the floating body 1, the cable grooves 101 can be equidistantly or non-equidistantly formed according to the actual conditions of a cable 30, water bag layers 8 are arranged in the cable grooves 101, and the water bag layers 8 have good telescopic elasticity, so that after cables 30 with different thickness specifications are placed in different cable grooves 101, gaps between the cables 30 and the cable grooves 101 can be filled through the difference of expansion degrees of the water bag layers 8 after water filling, the cables 30 can be stably limited and cannot easily move, a drain pipe 9 is arranged at the bottom of the water bag layers 8 in a communicating manner, a pressure relief valve 10 is arranged in the drain pipe 9, when the water in the water bag layers 8 continuously increases, the pressure born by the pressure relief valve 10 gradually exceeds a preset value, the pressure relief valve 10 at the moment can be automatically opened, then the water in the water sac layer 8 is discharged out of a part through the drain pipe 9, a T-shaped hollow pipe 11 is fixedly arranged in the inner cavity of the floating body 1, the top end of the longitudinal section of the T-shaped hollow pipe 11 is communicated with the water sac layer 8, a first one-way valve 12 is arranged in the T-shaped hollow pipe 11 at the end, the water in the T-shaped hollow pipe 11 can only be extruded to the bottom end of the longitudinal section of the water sac layer 8,T type hollow pipe 11 to penetrate through the floating body 1, a second one-way valve 13 is arranged in the T-shaped hollow pipe 11 at the end, the water on the water surface where the cable floating body is arranged can only enter the inside of the T-shaped hollow pipe 11 through the bottom end of the longitudinal section of the T-shaped hollow pipe 11, an isolation net 14 is fixedly arranged in the bottom end of the longitudinal section of the T-shaped hollow pipe 11, impurities and the like under the water surface can be prevented from entering the inside of the T-shaped hollow pipe 11 by the isolation net 14, furthermore, the cleanliness of the device is maintained, frequent cleaning is not needed, the sliding plate 15 is movably arranged in the transverse section of the T-shaped hollow tube 11, the shape and the size of the sliding plate 15 are identical to those of the inner cavity of the transverse section of the T-shaped hollow tube 11, therefore, the sliding plate 15 can horizontally move along the transverse section of the T-shaped hollow tube 11, no liquid leakage occurs at the sliding plate, furthermore, the outer ring of the sliding plate 15 can also be provided with an elastic ring, the sealing effect is better, the sliding plate 15 is connected with the first spring 16, the first spring 16 has good telescopic elasticity, one end of the first spring 16, far away from the sliding plate 15, is connected with the first blocking piece 17, the first blocking piece 17 is fixed on the inner wall of the T-shaped hollow tube 11, and when the sliding plate 15 loses the pushing effect of external force, the sliding plate 15 can be ejected to the initial position under the action of the first spring 16.
The bottom of the floating body 1 is hinged with a rotating rod 19, a bearing 18 is arranged in the bottom of the floating body 1 in an embedded manner, the rotating rod 19 penetrates through the bearing 18, the rotating rod 19 can smoothly rotate due to the arrangement of the bearing 18, clamping stagnation cannot occur, a plurality of blades 20 are fixedly arranged on the rotating rod 19, when water flow occurs under the water surface where the cable floating body is located, the blades 20 are pushed, the rotating rod 19 is further rotated, a cam 21 is fixedly sleeved on the rotating rod 19, when the rotating rod 19 continuously rotates, the cam 21 can intermittently push the sliding plate 15, when the sliding plate 15 is pushed inwards, water in the T-shaped hollow tube 11 can be extruded to the water bag layer 8, so that the water in the water bag layer 8 is increased, after the expansion value of the water bag layer is exceeded, the pressure release valve 10 is automatically opened due to overlarge water pressure, and the water in the water bag layer 8 is discharged outwards through the drain pipe 9 at the moment, the water in the water bag layer 8 is continuously replaced, the water which is heated by absorbing heat to the cable 30 in the water bag layer 8 is continuously replaced by low-temperature water flow under the water surface, the whole water bag layer 8 can be kept in a low-temperature state, and further continuous cooling of the cable 30 can be realized, high-temperature damage to the cable 30 is avoided, the rotating wheel 22 is fixedly arranged at the end part of the rotating rod 19, the hollow tube 23 is fixedly arranged in the inner cavity of the floating body 1, the sliding plate 24 is movably arranged in the hollow tube 23, the shape and the size of the sliding plate 24 are completely the same as those of the inner cavity of the hollow tube 23, therefore, the sliding plate 24 can be attached to the inner wall of the hollow tube 23 to move, a thermal expansion device is arranged between the sliding plate 24 and the top wall of the hollow tube 23, the thermal expansion device is heated to expand, the volume can be increased, in the embodiment, the thermal expansion device is thermal expansion particles 25, the thermal expansion particles 25 are made of memory metal, and can be opened and expanded at high temperature and contracted at low temperature, or the elastic air bag ball filled with gas is filled in the thermal expansion particles 25, and the thermal expansion particles 25 are heated and contracted at the time of temperature change, so that the volume of the thermal expansion particles 25 is changed along with the thermal expansion particles, the bottom of the sliding plate 24 is connected with the second spring 26, the second spring 26 also has good elasticity, one end of the second spring 26, which is far away from the sliding plate 24, is connected with the second blocking piece 27, the second blocking piece 27 is fixed on the inner wall of the hollow tube 23, an extension rod 28 is fixedly arranged at the bottom of the sliding plate 24, a braking claw 29 is fixedly arranged on the extension rod 28, the braking claw 29 is used for preventing the rotating wheel 22 from rotating, the two braking claws 29 are not heated and expanded when the external environment temperature is low, the rotating wheel 22 is locked, so that the rotating wheel 22 cannot rotate forward or reversely, and therefore, the water in the water bag layer 8 cannot continuously replace the cable 30 to be damaged due to low temperature.
The cable channel comprises the cable floating bodies, and the cable floating bodies are connected end to end through connecting screws 7 in sequence.
Working principle:
at the time of installation, the threaded holes on the end connecting plate 5 of the floating body 1 and the threaded holes on the head end connecting plate 6 of the next floating body 1 are aligned together, then the connecting screw 7 is penetrated and screwed in the upper and lower threaded holes, and the above operation is repeated, so that the plurality of floating bodies 1 are connected together in a tail. Then, the cables 30 are placed in the cable grooves 101 of the floating body 1 in sequence, after the cables are placed, the water bag layer 8 can be filled with water, so that the water bag layer 8 is inflated, gaps between the cables 30 with different thickness specifications and the cable grooves 101 are further filled, and the cables 30 can be stably limited and cannot move. Finally, cover the protective cover plate 4 for the one end buckle that the hinge 3 was kept away from to protective cover plate 4 is on body 1 of the body of floating body, and then shelters from the surface of cable 30, avoids cable 30 to be insolated, has also avoided cable 30 to appear the laying dust.
In the use process, if the ambient temperature gradually increases, the cable 30 generates heat during the use process, at this time, the thermal expansion particles 25 expand due to heat, so that the sliding plate 24 is pushed downwards, the sliding plate 24 pushes the brake claw 29 through the extension rod 28, so that the brake claw 29 is away from the rotating wheel 22 downwards, and the locking of the rotating wheel 22 is released, so that the rotating wheel 22 can rotate normally. At this time, when there is the rivers flow under the surface of water where the cable body is located, rivers can promote blade 20 for rotary rod 19 takes place to rotate, rotary rod 19 drives cam 21 and takes place sustainably rotatory, make cam 21 intermittent type nature inwards promote sliding plate 15, when sliding plate 15 is promoted inwards, the water in the T type hollow tube 11 can be crowded to water pocket layer 8, make water pocket layer 8 increase, after exceeding its inflation value, relief valve 10 opens because the water pressure is too big, water in water pocket layer 8 then outwards discharges through drain pipe 9, thereby, make water pocket layer 8 in constantly realize replacing, utilize the low temperature rivers under the surface of water to replace water in the water pocket layer 8 because of absorbing heat to cable 30, make water pocket layer 8 wholly can keep in low temperature state, and then can realize sustainably cooling down to cable 30, avoid cable 30 to appear high temperature damage this moment, when cam 21 is kept away from sliding plate 15, the effect that sliding plate 15 will resume initial position under the effect of first spring 16, the inside of T type hollow tube 11 can be realized along with the inside of the horizontal water pocket layer 8 of the inside of the hollow tube of T type body 11 is moved to the cable body 8.
Besides the fact that the device can automatically cool the cable 30 in high-temperature weather, when the temperature of the external environment is low, the thermal expansion particles 25 are not expanded, but are kept in an initial small-volume state, at the moment, the sliding plate 24 can be lifted upwards by the second spring 26, so that the braking claws 29 just contact the rotating wheel 22, further the rotating wheel 22 is braked, the two braking claws 29 contact the rotating wheel 22, the rotating wheel 22 can be locked, so that the rotating wheel 22 cannot rotate positively or reversely, continuous replacement cooling of water in the water bag layer 8 cannot be realized, damage to the cable 30 caused by the excessively low temperature is avoided, the device is more intelligent, and the defect that single continuous water changing cooling is not suitable for use in cold days is overcome.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a cable body, includes body (1), its characterized in that: the floating body is characterized in that a plurality of cable grooves (101) are formed in the floating body (1), a water sac layer (8) is arranged in each cable groove (101), a drain pipe (9) is arranged at the bottom of each water sac layer (8) in a communicating mode, a pressure release valve (10) is arranged in each drain pipe (9), a T-shaped hollow pipe (11) is fixedly arranged in an inner cavity of the floating body (1), the top end of the longitudinal section of each T-shaped hollow pipe (11) is communicated with the water sac layer (8), a first one-way valve (12) is arranged in the T-shaped hollow pipe (11) at the top end, the bottom end of the longitudinal section of each T-shaped hollow pipe (11) penetrates through the floating body (1), a second one-way valve (13) is arranged in the T-shaped hollow pipe (11) at the bottom end, a sliding plate (15) is movably arranged in the transverse section of each T-shaped hollow pipe (11), one end of each first spring (16) far away from the sliding plate (15) is connected with a first stop block (17), and the first stop block (17) is fixedly arranged on the inner wall of the T-shaped hollow pipe (11);
the arrangement of the first one-way valve (12) enables water in the T-shaped hollow pipe (11) to be extruded to the water bag layer (8), the bottom end of the longitudinal section of the T-shaped hollow pipe (11) penetrates through the floating body (1), the T-shaped hollow pipe (11) at the end is provided with the second one-way valve (13), and the arrangement of the second one-way valve (13) enables water on the water surface of the cable floating body to enter the T-shaped hollow pipe (11) only through the bottom end of the longitudinal section of the T-shaped hollow pipe (11);
the utility model discloses a rotary braking device for a bicycle, including body (1) and fixed body, the bottom of body (1) articulates and is provided with rotary rod (19), fixed being provided with a plurality of blades (20) on rotary rod (19), fixed cover is equipped with cam (21) on rotary rod (19), just cam (21) can promote sliding plate (15) intermittently when lasting rotation, the fixed swiveling wheel (22) that are provided with in tip of rotary rod (19), fixed straight hollow tube (23) that are provided with in the inner chamber of body (1), the activity is provided with sliding plate (24) in straight hollow tube (23), be provided with thermal expansion device between sliding plate (24) and the straight hollow tube (23) roof, the bottom connection of sliding plate (24) is provided with second spring (26), the one end that sliding plate (24) were kept away from to second spring (26) is connected to on second blocking piece (27), second blocking piece (27) are fixed in on the inner wall of straight hollow tube (23), the fixed extension rod (28) that is provided with in the bottom of sliding plate (24), fixed extension rod (28) are provided with swivel brake claw (29).
2. A cable float according to claim 1, characterized in that: the two sides of the floating body (1) in the cable groove (101) are fixedly provided with limiting strips (2).
3. A cable float according to claim 1, characterized in that: the floating body (1) is hinged with a protective cover plate (4) through a hinge (3), and one end, far away from the hinge (3), of the protective cover plate (4) is connected with the floating body (1) in a buckling manner.
4. A cable float according to claim 1, characterized in that: the tail end of the floating body (1) is fixedly provided with a tail end connecting plate (5), and the front end of the floating body (1) is fixedly provided with a head end connecting plate (6).
5. A cable float according to claim 1, characterized in that: an isolation net (14) is fixedly arranged in the bottom end of the longitudinal section of the T-shaped hollow pipe (11).
6. A cable float according to claim 1, characterized in that: the bottom of body (1) is embedded to be provided with bearing (18), and rotary rod (19) run through and set up in bearing (18).
7. A cable float according to claim 1, characterized in that: the thermal expansion means is a thermal expansion particle (25).
8. A cable pathway characterized by: cable float comprising the cable float according to any of the preceding claims 1-7, said cable floats being connected end to end in sequence by means of connecting screws (7).
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| CN202210569929.0A CN114792962B (en) | 2022-05-24 | 2022-05-24 | Cable float and cable channel |
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| CN202210569929.0A CN114792962B (en) | 2022-05-24 | 2022-05-24 | Cable float and cable channel |
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| CN116599458B (en) * | 2023-07-17 | 2023-11-07 | 中国电建集团山东电力建设第一工程有限公司 | Cable supporting device of photovoltaic power station on water |
| CN116706819B (en) * | 2023-08-07 | 2023-11-28 | 浙江启明海洋电力工程有限公司 | Floating support device and floating support system |
| CN117092555B (en) * | 2023-10-19 | 2024-01-23 | 中科信创技术有限公司 | 5G communication cable open circuit detection equipment and method |
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