CN117613752A - Device convenient to cable construction installation under low temperature environment - Google Patents
Device convenient to cable construction installation under low temperature environment Download PDFInfo
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- CN117613752A CN117613752A CN202410085466.XA CN202410085466A CN117613752A CN 117613752 A CN117613752 A CN 117613752A CN 202410085466 A CN202410085466 A CN 202410085466A CN 117613752 A CN117613752 A CN 117613752A
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- 238000009434 installation Methods 0.000 title claims abstract description 25
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 230000001105 regulatory effect Effects 0.000 claims abstract description 16
- 238000004321 preservation Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 4
- 238000005485 electric heating Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 13
- 238000000605 extraction Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000013589 supplement Substances 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
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Abstract
The invention relates to a device convenient for cable construction and installation in a low-temperature environment, which comprises: the base, the interval is provided with fixed block and regulating block on the base, all be provided with the cable perforation on fixed block and the regulating block, two cable perforation pass through heat preservation hose intercommunication, the interval is provided with a plurality of screw holes on the base, be provided with the through-hole on the regulating block, fastening bolt passes the through-hole and installs at threaded hole, be provided with annular gasbag on the cable perforation inner wall, the base is provided with air current heating device and air exhaust device, air current heating device and air exhaust device connect, air current heating device heats heat preservation hose through the hot air current, at the in-process of heating, air current heating device drives air exhaust device and carries out the air extraction to annular gasbag. The cable is heated up fast, so that installers can bend the cable to adjust the trend of the cable, the installation efficiency of the cable in a low-temperature environment is improved, and the fixed part is loosened by exhausting air in the annular air bag, so that the position of the cable is adjusted conveniently.
Description
Technical Field
The invention belongs to the technical field of cable installation, and particularly relates to a device convenient for cable construction and installation in a low-temperature environment.
Background
The cable is typically a rope-like cable of twisted wires of several groups of wires, each group being insulated from each other and often twisted around a center, covered entirely with a highly insulating coating. The cables include power cables, control cables, compensation cables, shield cables, high temperature cables, computer cables, signal cables, coaxial cables, fire resistant cables, marine cables, mining cables, aluminum alloy cables, and the like. It is a challenging task to perform cable construction installations in low temperature environments. The low temperature environment can cause the cable material to become fragile, making it difficult to bend and install. In addition, working conditions in low temperature environments can also present difficulties and inconveniences to workers. Therefore, it is desirable to design a device that can be installed for cable construction in a low temperature environment.
Disclosure of Invention
In order to overcome the problems in the related art, the device for facilitating cable construction and installation in a low-temperature environment of the present invention comprises: the base, the interval is provided with fixed block and regulating block on the base, all be provided with the cable perforation on fixed block and the regulating block, two cable perforation pass through heat preservation hose intercommunication, the interval is provided with a plurality of screw holes on the base, be provided with the through-hole on the regulating block, fastening bolt passes the through-hole and installs at threaded hole, be provided with annular gasbag on the cable perforation inner wall, the base is provided with air current heating device and air exhaust device, air current heating device and air exhaust device connect, air current heating device heats heat preservation hose through the hot air current, at the in-process of heating, air current heating device drives air exhaust device and carries out the air extraction to annular gasbag.
Preferably, the upper side and the lower side of the heat preservation hose are both provided with electric heating pipes, and a plurality of air holes are arranged between the fixed block and the adjusting block on the base.
Preferably, a cavity is arranged in the base, a processor is arranged in the cavity, a temperature sensor is arranged at the top end of the base, the temperature sensor is electrically connected with the processor, and the processor is electrically connected with the electric heating pipe.
Preferably, the air extracting device comprises: the air exhaust safety valve is arranged on the regulating block, the air exhaust safety valve is communicated with the circular air bag, one end of the air exhaust hose is communicated with the circular air bag, the air cylinder is arranged in the cavity and connected with the inner wall of the cavity, the sealing plug is arranged in the air cylinder, the sealing plug can reciprocate left and right in the air cylinder, one end of the air outlet pipe is communicated with the left end of the air cylinder, the other end of the air outlet pipe extends out of the base, the one-way air outlet valve is arranged on the air outlet pipe, one end of the air inlet pipe is communicated with the left end of the air cylinder, the air inlet one-way valve is arranged on the air inlet pipe, and the other end of the air inlet pipe extends to the upper portion of the base and is communicated with the other end of the air exhaust hose.
Preferably, a motor is arranged in the cavity, the motor is connected with the inner wall of the cavity, the motor is electrically connected with the processor, an output shaft of the motor is downwards connected with one end of the first rotating shaft, the other end of the first rotating shaft is connected with one end of the crank, a sliding rod is arranged at the other end of the crank, a push-pull rod in the horizontal direction is arranged in the cavity, one end of the push-pull rod extends into the cylinder to be connected with the sealing plug, the other end of the push-pull rod is vertically connected with one end of the translation rod, the other end of the translation rod is suspended, a sliding groove is formed in the translation rod, and the sliding rod can slide back and forth in the sliding groove.
Preferably, a sliding block is arranged on one side of the push-pull rod, the sliding block can slide in the horizontal sliding groove body in a reciprocating manner, and the horizontal sliding groove body is connected with the inner wall of the cavity.
Preferably, the air flow heating device comprises: the first gear, the rack, second pivot and second gear, be provided with first gear in the first pivot coaxial, one side that the slider was kept away from to the push-and-pull rod is provided with the rack, the push-and-pull rod top is provided with the second pivot of vertical direction, the coaxial second gear that is provided with of second pivot lower extreme, rack and second gear engagement, the second pivot passes supporting shoe and axle sleeve from bottom to top in proper order, and rotate with supporting shoe and axle sleeve respectively and be connected, the supporting shoe is connected with cavity inner wall, the second pivot top is provided with the ring gear, the circumference inner wall and the circumference outer wall of ring gear all are provided with the tooth, ring gear outer wheel and first gear engagement, be provided with a plurality of L shape bracing pieces on the circumference outer wall of axle sleeve, L shape bracing piece one end and hub connection, the L shape bracing piece other end is connected with the ring gear bottom.
Preferably, a third gear is coaxially arranged in the toothed ring, fourth gears are respectively arranged on two sides of the third gear, the inner wheel of the toothed ring and the third gear are meshed with the fourth gears, L-shaped connecting rods are respectively arranged on two sides of the upper end of the second rotating shaft, one end of each L-shaped connecting rod is vertically connected with the upper end of the second rotating shaft, the other end of each L-shaped connecting rod is upwards connected with the bottom end of the fourth gear in a rotating mode, one end of each third rotating shaft is coaxially connected with the upper end of each third gear, the other end of each third rotating shaft is connected with the first air flow fan, the third rotating shaft penetrates through the supporting table and is rotatably connected with the supporting table, the supporting table is connected with the inner wall of the cavity, one end of each fourth rotating shaft is coaxially connected with the fourth gears, and the other end of each fourth rotating shaft is upwards connected with the second air flow fan.
Preferably, a filter screen is arranged in the wind hole.
Preferably, the base is provided with a plurality of mounting holes.
The technical scheme of the invention has the following advantages:
1. according to the device convenient for cable construction and installation in the low-temperature environment, the electric heating pipe is used for heating the air around the electric heating pipe, the air flow heating device can change the direction of the air flow around the heating pipe and also change the speed of the air flow, the cable can be quickly heated, the cable is convenient to bend by an installer to adjust the trend of the cable, the installation efficiency of the cable in the low-temperature environment is improved, the fixed part is loosened by exhausting air from the annular air bag, and the position of the cable is convenient to adjust.
2. The airflow heating device can drive the first airflow fan to rotate alternately in the forward and reverse directions, simultaneously, the second airflow fan can rotate alternately in the forward and reverse directions around the axis of the second airflow fan while scanning along the circumferential circular arc track, so that the flow speed of the airflow is changed continuously, the airflow blows upwards towards the cable for a while, and the airflow is sucked downwards for a while, so that the airflow generated above and below the cable is caused to generate convection rapidly, and the airflow is enhanced to surround the cable and heated rapidly due to the fact that the speed and direction of the airflow change more easily generates vortex, so that the cable can be bent and installed in a low-temperature environment.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the hollow cavity of the present invention;
FIG. 3 is a schematic diagram of the driving structure of the first air flow fan and the second air flow fan according to the present invention;
FIG. 4 is a schematic view of the first gear, ring gear, third gear and fourth gear according to the present invention;
FIG. 5 is a schematic view of the structure of the sleeve and ring gear of the present invention;
FIG. 6 is a schematic diagram of the structure of the push-pull rod, rack and slider of the present invention;
FIG. 7 is a schematic view of a slider and a horizontal chute body according to the present invention;
reference numerals illustrate:
1. a base; 2. a fixed block; 3. an adjusting block; 4. perforating a cable; 5. a thermal insulation hose; 6. a threaded hole; 7. a through hole; 8. a circular air bag; 9. an electric heating tube; 10. a fastening bolt; 11. a wind hole; 12. a cavity; 13. a processor; 14. a temperature sensor; 15. an exhaust safety valve; 16. an air extraction hose; 17. a cylinder; 18. a sealing plug; 19. an air outlet pipe; 20. a one-way air outlet valve; 21. an air inlet pipe; 22. an air inlet one-way valve; 23. a motor; 24. a first rotating shaft; 25. a crank; 26. a slide bar; 27. a push-pull rod; 28. a translation rod; 29. a chute; 30. a slide block; 31. a horizontal chute body; 32. a first gear; 33. a rack; 34. a second rotating shaft; 35. a second gear; 36. a support block; 37. a shaft sleeve; 38. a toothed ring; 39. an L-shaped support rod; 40. a third gear; 41. a fourth gear; 42. an L-shaped connecting rod; 43. a third rotating shaft; 44. a first airflow fan; 45. a support table; 46. a fourth rotating shaft; 47. a second air flow fan; 48. a filter screen; 49. a mounting hole; 100 cable.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
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 invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1
The invention provides a device for facilitating cable construction and installation in a low-temperature environment, as shown in figures 1-2, comprising: the base 1, the interval is provided with fixed block 2 and regulating block 3 on the base 1, all be provided with cable perforation 4 on fixed block 2 and the regulating block 3, two cable perforation 4 are through heat preservation hose 5 intercommunication, the interval is provided with a plurality of screw holes 6 on the base 1, be provided with through-hole 7 on the regulating block 3, fastening bolt 10 passes through-hole 7 and installs at screw hole 6, be provided with annular gasbag 8 on the cable perforation 4 inner wall, base 1 is provided with air current heating device and air exhaust device, air current heating device and air exhaust device connect, air current heating device heats heat preservation hose 5 through the hot air current, at the in-process of heating, air current heating device drives air exhaust device and carries out the air extraction to annular gasbag 8. The annular air bag 8 is provided with an inflation inlet so as to supplement air when the air pressure is insufficient. The upper and lower both sides of heat preservation hose 5 all are provided with electric heating pipe 9, are provided with a plurality of wind holes 11 on the base 1 between fixed block 2 and regulating block 3, and wind hole 11 is convenient for the crossing of air current.
The technical scheme has the working principle and beneficial technical effects that: when the cable is installed in a cold environment, the cable becomes hard and brittle, the cable is not easy to bend and install, the air around the cable 100 is heated by starting the electric heating pipe 9, so that the cable is heated, an installer can bend the cable to run, after moving the adjusting block 3 to the adjusted position, the fastening bolt 10 passes through the through hole 7 to be connected in the threaded hole 6 at the corresponding position in a threaded manner, the trend of the cable is fixed, the electric heating pipe is closed, and the cable is installed. In addition, because the thermal expansion coefficients of the materials are different, PVC is usually adopted for the cable sheath after heating, the expansion deformation is large, metal is usually adopted for the inner wall of the cable perforation, the expansion deformation is small, the gap between the PVC and the cable perforation is small, the circular air bag 8 is pressed more tightly, the cable is difficult to adjust in position, at the moment, the air pressure is reduced by exhausting the circular air bag 8, the cable fixing position is loosened, and accordingly the trend and the position of the cable are easier to adjust. Through the heating of electric heating pipe, the heating electric heating pipe surrounding air, the air current heating device can change the direction of heating pipe surrounding air current, also can change the speed of air current, can heat up fast to the cable, and the bending cable of the installer of being convenient for adjusts the cable trend, has improved the installation effectiveness of cable under low temperature environment, through the annular gasbag in bleed for fixed part loosens, makes things convenient for the regulation of cable position.
Example two
On the basis of the first embodiment, as shown in fig. 1-7, a cavity 12 is provided in the base 1, a processor 13 is provided in the cavity 12, a temperature sensor 14 is provided at the top end of the base 1, the temperature sensor 14 is electrically connected with the processor 13, and the processor 13 is electrically connected with the electric heating tube 9. A battery is disposed within the cavity 12 for providing electrical power to the various appliances.
The air extractor includes: the air exhaust safety valve 15, the air exhaust hose 16, the cylinder 17 and the sealing plug 18 are arranged on the regulating block 3, the air exhaust safety valve 15 is communicated with the circular air bag 8, one end of the air exhaust hose 16 is communicated with the circular air bag 8, the cylinder 17 is arranged in the cavity 12, the cylinder 17 is connected with the inner wall of the cavity 12, the sealing plug 18 is arranged in the cylinder 17, the sealing plug 18 can reciprocate left and right in the cylinder 17, one end of the air outlet pipe 19 is communicated with the left end of the cylinder 17, the other end of the air outlet pipe 19 extends out of the base 1, the air outlet pipe 19 is provided with the one-way air outlet valve 20, one end of the air inlet pipe 21 is communicated with the left end of the cylinder 17, the air inlet pipe 21 is provided with the air inlet one-way valve 22, and the other end of the air inlet pipe 21 extends to the upper side of the base 1 and is communicated with the other end of the air exhaust hose 16.
The cavity 12 is internally provided with a motor 23, the motor 23 is connected with the inner wall of the cavity 12, the motor 23 is electrically connected with the processor 13, an output shaft of the motor 23 is downwards connected with one end of a first rotating shaft 24, the other end of the first rotating shaft 24 is connected with one end of a crank 25, the other end of the crank 25 is provided with a slide bar 26, the cavity 12 is internally provided with a push-pull rod 27 in the horizontal direction, one end of the push-pull rod 27 extends into the cylinder 17 and is connected with the sealing plug 18, the other end of the push-pull rod 27 is vertically connected with one end of a translation rod 28, the other end of the translation rod 28 is suspended, the translation rod 28 is provided with a sliding groove 29, and the slide bar 26 can reciprocally slide in the sliding groove 29. A sliding block 30 is arranged on one side of the push-pull rod 27, the sliding block 30 can slide in a horizontal sliding groove body 31 in a reciprocating manner, and the horizontal sliding groove body 31 is connected with the inner wall of the cavity 12.
The technical scheme has the working principle and beneficial technical effects that: when the cable is required to be installed, the cable installation device is started, the temperature sensor 14 can detect the temperature value of the surrounding environment of the cable, when the temperature is lower than the warning value, the processor 13 can start the motor 23 and the electric heating pipe 9, the electric heating pipe heats the air around the cable 100, the motor 23 drives the first rotating shaft 24 and the crank 25 to rotate, the crank 25 drives the slide rod 26 to rotate, the slide rod 26 slides back and forth in the slide groove 29, the translation rod 28 and the push-pull rod 27 move back and forth left and right, the push-pull rod 27 drives the sealing plug 18 to move back and forth in the cylinder 17, and accordingly air in the circular air bag 8 is sucked into the cylinder 17 through the air inlet pipe 21 and is discharged through the air outlet pipe 19, and the air pressure in the circular air bag 8 is reduced. Because the cable is heated, the cable is easy to bend, the trend of the cable is convenient to adjust, the air pressure in the annular air bag 8 is reduced, the cable 100 can be loosened on the fixed block 2 and the adjusting block 3, and the adjustment of the installation position of the cable is convenient. When the air pressure in the annular air bag exceeds the threshold value of the exhaust safety valve 15, the exhaust safety valve 15 can release pressure, so that the use safety of the annular air bag is ensured.
Example III
On the basis of the second embodiment, as shown in fig. 1 to 7, the air flow heating apparatus includes: the first gear 32, the rack 33, the second pivot 34 and the second gear 35, be provided with first gear 32 on the first pivot 24 coaxially, the push-and-pull rod 27 is provided with rack 33 in one side of keeping away from slider 30, be provided with the second pivot 34 of vertical direction above the push-and-pull rod 27, the coaxial second gear 35 that is provided with of second pivot 34 lower extreme, rack 33 and second gear 35 meshing, second pivot 34 passes supporting shoe 36 and axle sleeve 37 from bottom to top in proper order, and rotate with supporting shoe 36 and axle sleeve 37 respectively and be connected, supporting shoe 36 is connected with cavity 12 inner wall, be provided with ring gear 38 above the second pivot 34, ring gear 38 all is provided with the tooth with circumference inner wall and circumference outer wall, ring gear 38 outside wheel and first gear 32 meshing, be provided with a plurality of L shape bracing pieces 39 on the circumference outer wall of axle sleeve 37, L shape bracing piece 39 one end is connected with axle sleeve 37, the other end and ring gear 38 bottom are connected.
The gear ring 38 is coaxially provided with a third gear 40, two sides of the third gear 40 are respectively provided with a fourth gear 41, the inner wheel of the gear ring 38 and the third gear 40 are both meshed with the fourth gear 41, two sides of the upper end of the second rotating shaft 34 are respectively provided with an L-shaped connecting rod 42, one end of the L-shaped connecting rod 42 is vertically connected with the upper end of the second rotating shaft 34, the other end of the L-shaped connecting rod 42 is upwards and rotationally connected with the bottom end of the fourth gear 41, one end of a third rotating shaft 43 is coaxially connected with the upper end of the third gear 40, the other end of the third rotating shaft 43 is connected with a first air flow fan 44, the third rotating shaft 43 penetrates through a supporting table 45 and is rotationally connected with the supporting table 45, the supporting table 45 is connected with the inner wall of the cavity 12, one end of the fourth rotating shaft 46 is coaxially connected with the fourth gear 41, and the other end of the fourth rotating shaft 46 is upwards connected with a second air flow fan 47.
The air hole 11 is internally provided with a filter screen 48, dust or solid foreign matters are reduced from entering the cavity 12, and the base 1 is provided with a plurality of mounting holes 49, so that the base 1 can be fixedly mounted through bolts. The side wall of the base 1 can be provided with an air flow guiding hole, so that air flow in the cavity 12 can be conveniently circulated.
The technical scheme has the working principle and beneficial technical effects that: the first rotating shaft 24 drives the first gear 32 to rotate, the first gear 32 is meshed with the toothed ring 38 to drive the ring 38 to rotate, meanwhile, the push-pull rod 27 is driven to reciprocate left and right to drive the rack 33 to reciprocate left and right, the rack 33 is meshed with the second gear 35 to drive the second gear 35 to rotate alternately, the second gear 35 drives the L-shaped connecting rod 42 and the fourth gear 41 to reciprocate along the circumferential circular arc track of the second rotating shaft 34, the toothed ring 38 always rotates along one direction, the rotating speed difference exists between the fourth gear 41 and the toothed ring 38, the relative moving direction also changes continuously, the fourth gear 41 is driven to rotate alternately along the axis of the fourth gear 41 and the toothed ring 38 in a positive and negative way through the meshing of the fourth gear 41 and the toothed ring 38, so that the two second air flow fans 47 are driven to reciprocate along the circumferential circular arc track to scan, simultaneously, the air flow speed is increased for a moment, the air flow direction is also changed continuously, the flow generated by the electric heating pipe is driven by the air flow hole 11, the air flow is easy to generate, the heating efficiency of the electric heating cable vortex is enhanced, and the vortex efficiency of the cable is improved; meanwhile, the fourth gear 41 is meshed with the third gear 40, so that the third gear 40 rotates around the axis of the third rotating shaft 43 in a forward and reverse rotation manner, and drives the first airflow fan 44 to rotate in a forward and reverse rotation manner. Because the first air flow fan 44 rotates alternately in the forward and reverse directions, and the second air flow fan 47 rotates alternately in the forward and reverse directions around the own axis while scanning along the circumferential circular arc track, the flow speed of the air flow is changed continuously, the air flow blows upwards towards the cable 100 for a while, and the air is sucked downwards for a while, so that the hot air flow generated above and below the cable is caused to generate convection rapidly, and the speed and direction change of the air flow are easier to generate vortex, so that the hot air flow is enhanced to encircle the periphery of the cable and heated rapidly, and the cable can be bent under the low-temperature environment for installation.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. The utility model provides a device convenient to cable construction installation under low temperature environment, its characterized in that includes: base (1), the interval is provided with fixed block (2) and regulating block (3) on base (1), all be provided with cable perforation (4) on fixed block (2) and regulating block (3), two cable perforation (4) are through heat preservation hose (5) intercommunication, the interval is provided with a plurality of screw holes (6) on base (1), be provided with through-hole (7) on regulating block (3), fastening bolt (10) pass through-hole (7) and install in screw hole (6), be provided with annular gasbag (8) on cable perforation (4) inner wall, base (1) are provided with air current heating device and air exhaust device, air current heating device and air exhaust device connect, air current heating device heats heat preservation hose (5) through the hot gas flow, at the in-process of heating, air current heating device drives air exhaust device and carries out the bleed to annular gasbag (8).
2. The device for facilitating cable construction and installation under the low-temperature environment according to claim 1, wherein the upper side and the lower side of the heat preservation hose (5) are respectively provided with an electric heating pipe (9), and a plurality of air holes (11) are formed in the base (1) and located between the fixed block (2) and the adjusting block (3).
3. The device for facilitating cable construction and installation under a low-temperature environment according to claim 1, wherein a cavity (12) is formed in the base (1), a processor (13) is arranged in the cavity (12), a temperature sensor (14) is arranged at the top end of the base (1), the temperature sensor (14) is electrically connected with the processor (13), and the processor (13) is electrically connected with the electric heating pipe (9).
4. The apparatus for facilitating installation of cables in a low temperature environment of claim 2, wherein the air extractor comprises: exhaust relief valve (15), air exhaust hose (16), cylinder (17) and sealing plug (18), be provided with exhaust relief valve (15) on regulating block (3), exhaust relief valve (15) and annular gasbag (8) intercommunication, air exhaust hose (16) one end and annular gasbag (8) intercommunication, be provided with cylinder (17) in cavity (12), cylinder (17) and cavity (12) inner wall connection, be provided with sealing plug (18) in cylinder (17), sealing plug (18) can control reciprocating motion in cylinder (17), outlet duct (19) one end and cylinder (17) left end intercommunication, the outlet duct (19) other end extends outside base (1), be provided with one-way air outlet valve (20) on outlet duct (19), intake pipe (21) one end and cylinder (17) left end intercommunication, be provided with air inlet check valve (22) on intake pipe (21) other end extension to base (1) top and air exhaust hose (16) other end intercommunication.
5. The device for facilitating cable construction and installation under a low-temperature environment according to claim 4, wherein a motor (23) is arranged in the cavity (12), the motor (23) is connected with the inner wall of the cavity (12), the motor (23) is electrically connected with the processor (13), an output shaft of the motor (23) is downwards connected with one end of a first rotating shaft (24), the other end of the first rotating shaft (24) is connected with one end of a crank (25), a sliding rod (26) is arranged at the other end of the crank (25), a push-pull rod (27) in the horizontal direction is arranged in the cavity (12), one end of the push-pull rod (27) extends into the cylinder (17) and is connected with the sealing plug (18), the other end of the push-pull rod (27) is vertically connected with one end of a translation rod (28), the other end of the translation rod (28) is suspended, a sliding groove (29) is arranged on the translation rod (28), and the sliding rod (26) can slide back and forth in the sliding groove (29).
6. The device for facilitating cable construction and installation in a low-temperature environment according to claim 5, wherein a sliding block (30) is arranged on one side of the push-pull rod (27), the sliding block (30) can slide back and forth in a horizontal sliding groove body (31), and the horizontal sliding groove body (31) is connected with the inner wall of the cavity (12).
7. The apparatus for facilitating installation of cables in a low temperature environment of claim 6, wherein the air flow heating means comprises: the novel sliding block comprises a first gear (32), a rack (33), a second rotating shaft (34) and a second gear (35), wherein the first gear (32) is coaxially arranged on the first rotating shaft (24), one side, far away from a sliding block (30), of a sliding rod (27) is provided with the rack (33), the second rotating shaft (34) in the vertical direction is arranged above the sliding rod (27), the lower end of the second rotating shaft (34) is coaxially provided with the second gear (35), the rack (33) is meshed with the second gear (35), the second rotating shaft (34) sequentially penetrates through a supporting block (36) and a shaft sleeve (37) from bottom to top and is respectively connected with the supporting block (36) and the shaft sleeve (37) in a rotating mode, the supporting block (36) is connected with the inner wall of a cavity (12), a toothed ring (38) is arranged above the second rotating shaft (34), the circumferential inner wall and the circumferential outer wall of the toothed ring (38) are respectively provided with teeth, the toothed ring (38) is meshed with the first gear (32), a plurality of L-shaped supporting rods (39) are coaxially arranged on the circumferential outer wall of the second rotating shaft (34), one end of the L-shaped supporting rod (39) is connected with the shaft sleeve (37), and the other end of the L-shaped supporting rod (39) is connected with the L-shaped supporting rod (39).
8. The device for facilitating cable construction and installation under a low-temperature environment according to claim 7, wherein a third gear (40) is coaxially arranged in the toothed ring (38), fourth gears (41) are respectively arranged on two sides of the third gear (40), the inner wheel of the toothed ring (38) and the third gear (40) are meshed with the fourth gears (41), L-shaped connecting rods (42) are respectively arranged on two sides of the upper end of the second rotating shaft (34), one end of each L-shaped connecting rod (42) is vertically connected with the upper end of the second rotating shaft (34), the other end of each L-shaped connecting rod (42) is upwards connected with the bottom end of the fourth gear (41) in a rotating mode, one end of each third rotating shaft (43) is coaxially connected with the upper end of each third gear (40), the other end of each third rotating shaft (43) is connected with the first airflow fan (44), each third rotating shaft (43) penetrates through a supporting table (45) and is rotatably connected with the supporting table (45), one end of each fourth rotating shaft (46) is connected with the inner wall of the cavity (12), and the other end of each fourth rotating shaft (46) is coaxially connected with the fourth gears (41), and the other end of each fourth rotating shaft (46) is upwards connected with the second airflow fan (47).
9. Device for facilitating the construction and installation of cables in low-temperature environments according to claim 2, characterized in that the inside of the wind holes (11) is provided with a filter screen (48).
10. Device for facilitating the construction and installation of cables in low-temperature environments according to claim 1, characterized in that the base (1) is provided with a plurality of mounting holes (49).
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| CN202410085466.XA CN117613752B (en) | 2024-01-22 | 2024-01-22 | Device convenient to cable construction installation under low temperature environment |
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| CN202410085466.XA CN117613752B (en) | 2024-01-22 | 2024-01-22 | Device convenient to cable construction installation under low temperature environment |
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