CN107317268B - Hydraulic cable traction device - Google Patents
Hydraulic cable traction device Download PDFInfo
- Publication number
- CN107317268B CN107317268B CN201710794935.5A CN201710794935A CN107317268B CN 107317268 B CN107317268 B CN 107317268B CN 201710794935 A CN201710794935 A CN 201710794935A CN 107317268 B CN107317268 B CN 107317268B
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- cable
- base
- movable clamp
- locking
- adjusting
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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
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
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- Supports For Pipes And Cables (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a hydraulic cable traction device which comprises a base, wherein a hydraulic jack is arranged on the base and provided with an ejector rod facing upwards, a fixing clamp is arranged on the ejector rod, a cable clamp is connected to the fixing clamp, and supporting legs are arranged on the base. The invention is used for pulling the underground cable to the cable insulation sleeve at the lower end of the ring main unit, can pull the cable to an accurate position, and has the advantages of easy control and convenient use.
Description
Technical Field
The invention relates to a hydraulic cable traction device.
Background
In the construction process of the 10kV cable line, after the ring main unit is fixed on a working well, a cable in the well needs to be pulled to a cable insulation sleeve at the lower end of the ring main unit. The traditional cable traction mode mainly comprises two modes of manual stay ropes and chain hoists. When the cable is pulled by adopting the two modes, the adjustment amplitude is not well controlled, so that the crimping surface of the cable and the insulating sleeve bolt is not attached, and the cable is easy to heat and damage after long-time operation.
Disclosure of Invention
The object of the present invention is to provide an easily controllable hydraulic cable pulling device in view of the above problems.
In order to achieve the purpose, the hydraulic jack comprises a base, and is structurally characterized in that a hydraulic jack is arranged on the base and provided with an ejector rod facing upwards, a fixing clamp is arranged on the ejector rod, a cable clamp is connected to the fixing clamp, and supporting legs are arranged on the base.
The supporting legs can be vertically overturned and arranged on the base, and a supporting leg angle adjusting device capable of adjusting the overturning angle of the supporting legs is arranged between the supporting legs and the base.
The supporting leg angle adjusting device comprises a mounting hole which is arranged on the pivot and penetrates through the side portion of the pivot, an adjusting rod which extends to the lower portion of the base is arranged in the mounting hole in a penetrating mode, one end of the adjusting rod, which extends to the lower portion of the base, is fixedly connected with a locking block, a locking spring is sleeved on the adjusting rod, two ends of the locking spring respectively prop against the pivot and the locking block, a supporting seat is arranged on the base, a locking rack is arranged on the supporting seat, one toothed side of the locking rack faces the locking block, and locking teeth which are matched with the locking rack are arranged on the locking block.
The fixing clamp comprises two fixing clamp bodies which are oppositely arranged, wherein a push rod clamping groove for clamping the push rod is respectively arranged on one side of each fixing clamp body, the end parts of the two fixing clamp bodies are connected together through a fastener, a supporting rod which extends outwards is fixedly connected to one fixing clamp body, and the cable clamp is connected to the extending end of the supporting rod.
The cable clamp comprises a fixed seat, wherein movable clamp bodies capable of opening and closing relatively are arranged on the fixed seat, cable clamping grooves for clamping cables are respectively arranged on the inner sides of the two movable clamp bodies, a fixed block is connected to the position, located between the two movable clamp bodies, of the fixed seat, through holes are formed in the fixed block, a through hole is formed in one movable clamp body, a threaded hole is formed in the other movable clamp body, an adjusting screw rod penetrates through the through hole in the fixed block, a blocking head is connected to one end of the adjusting screw rod after penetrating through the through hole in the movable clamp body, an adjusting handle is arranged on the other end of the adjusting screw rod after penetrating through the threaded hole in the movable clamp body, the threaded hole in the movable clamp body is matched with the threads on the adjusting screw rod, and a jacking spring is sleeved on the position, located between the fixed block and the movable clamp body, of the adjusting screw rod.
The fixing seat is provided with a sliding groove, and the movable clamp body is fixedly connected with a connecting block which can slide in the sliding groove.
And a level gauge is arranged on the base.
After the structure is adopted, the lifting amplitude of the cable can be accurately controlled, the cable is pulled to the designated position, the hydraulic cable pulling device is driven by the hydraulic jack 2, the control is easy, and the hydraulic cable pulling device can pull the cable to the designated position, and the position is accurate. The supporting legs can be vertically overturned and arranged on the base, and a supporting leg angle adjusting device capable of adjusting the overturning angle of the supporting legs is arranged between the supporting legs and the base, and can adjust the overturning of each supporting leg, so that the invention is suitable for the ground condition of a working well. The supporting leg angle adjusting device comprises a mounting hole, an adjusting rod is arranged in the mounting hole, a locking block is fixedly connected to the adjusting rod, a locking spring is sleeved on the adjusting rod, a supporting seat is arranged on the base, a locking rack is arranged on the supporting seat, locking teeth which are matched with the locking rack are arranged on the locking block, the adjusting rod is pulled only when in use, and when the angle of the supporting leg is adjusted, the current angle locking of the supporting leg can be realized by loosening the adjusting rod. The fixing clamp comprises two fixing clamp bodies which are oppositely arranged, the two fixing clamp bodies are wrapped around the ring groove of the ejector rod, and the fixing clamp is simple in structure and stable and reliable in use. The cable clamp comprises a fixed seat, wherein a movable clamp body capable of opening and closing relatively is arranged on the fixed seat, a fixed block is connected to a part, located between the two movable clamp bodies, of the fixed seat, a through hole is formed in the fixed block, a through hole is formed in one movable clamp body, a threaded hole is formed in the other movable clamp body, an adjusting screw rod is arranged in the through hole in a penetrating mode in the fixed block, one end of the adjusting screw rod penetrates through the through hole in the movable clamp body and then is connected with a blocking head, an adjusting handle is arranged at the other end of the adjusting screw rod, after penetrating through the threaded hole in the movable clamp body, the threaded hole in the movable clamp body is matched with a thread in the adjusting screw rod, a jacking spring is sleeved at the part, located between the fixed block and the movable clamp body, of the adjusting screw rod, and when the cable clamp is used, the two movable clamp bodies are closed relatively or opened relatively only by rotating the adjusting handle, and the cable is convenient to assemble and disassemble. The fixing seat is provided with a sliding groove, and the movable clamp body is fixedly connected with a connecting block which can slide in the sliding groove, so that the movable clamp body can slide on the fixing seat. Install the spirit level on the base, utilize the spirit level to adjust the back with the base to the horizontality to be adjusted to with the supporting leg to be convenient for pull the cable to accurate position.
In summary, the cable traction device is used for traction of the underground cable to the cable insulation sleeve at the lower end of the ring main unit, can be used for traction of the cable to an accurate position, and has the advantages of easiness in control and convenience in use.
Drawings
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 taken along the A-A direction;
FIG. 3 is a schematic view of the connection structure between the base and the leg in the present invention;
FIG. 4 is a schematic view of a connection structure between a carrier rod and a mounting base in the present invention;
FIG. 5 is a schematic view of the cable clamp of the present invention;
fig. 6 is a left side view of fig. 5.
Detailed Description
Referring to the drawings, the hydraulic cable traction device comprises a base 1, wherein a hydraulic jack 2 is arranged on the base 1, the hydraulic jack 2 is provided with an ejector rod 3 facing upwards, a fixing clamp 4 is arranged on the ejector rod 3, a cable clamp 5 is connected to the fixing clamp 4, and supporting legs 6 are arranged on the base 1. The base 1 is placed in the working well, the cable clamp 5 is used for clamping a cable, the ejector rod 3 can be lifted up by controlling the hydraulic jack 2, and the cable clamp 5 is lifted up along with the lifting up, so that the cable is pulled to the cable insulation sleeve at the lower end of the ring main unit. The hydraulic cable traction device can accurately control the ascending amplitude of the cable, the cable is pulled to a designated position, the hydraulic cable traction device is driven by the hydraulic jack 2, the control is easy, and the hydraulic cable traction device can pull the cable to the designated position and has accurate position.
The supporting legs 6 can be vertically overturned and arranged on the base 1, and a supporting leg angle adjusting device capable of adjusting the overturning angle of the supporting legs 6 is arranged between the supporting legs 6 and the base 1. Because the base 1 is placed in the working well, the working well possibly has uneven ground, and the overturning of each supporting leg 6 can be regulated by utilizing the supporting leg angle regulating device, so that the invention is suitable for the ground condition of the working well.
The supporting leg angle adjusting device comprises a mounting hole 8 which is arranged on the pivot 7 and penetrates through the side portion of the pivot 7, an adjusting rod 9 which extends to the lower portion of the base 1 is arranged in the mounting hole 8 in a penetrating mode, one end of the adjusting rod 9, which extends to the lower portion of the base 1, is fixedly connected with a locking block 10, a locking spring 11 is sleeved on the adjusting rod 9, two ends of the locking spring 11 respectively prop against the pivot 7 and the locking block 10, a supporting seat 12 is arranged on the base 1, a locking rack 13 is arranged on the supporting seat 12, one side, with teeth, of the locking rack 13 faces the locking block 10, and locking teeth which are matched with the locking rack 13 are arranged on the locking block 10. In a normal state, under the action of the locking spring 11, locking teeth on the locking block 10 are meshed with teeth on the locking rack 13, so that the supporting leg 6 is locked; when the angle of the support leg 6 needs to be adjusted, the adjusting rod 9 is pulled, and the locking block 10 is separated from the locking rack 13, so that the locking of the support leg 6 can be released, and the angle of the support leg 6 can be adjusted.
The fixing clamp 5 comprises two fixing clamp bodies 15 which are oppositely arranged, the ejector rod 3 is provided with annular grooves for installing the fixing clamp 5, one side of each of the two opposite fixing clamp bodies 15 is provided with an ejector rod clamping groove 16 for clamping the ejector rod 3, and the two fixing clamp bodies 15 are wrapped around the annular grooves of the ejector rod 3. The ends of the two fixing clips 15 are connected together by bolts and nuts or other fasteners. One of the fixing clamp bodies 15 is fixedly connected with a supporting rod 17 which extends outwards, and the cable clamp 5 is connected with the extending end of the supporting rod 17.
The cable clamp 5 comprises a fixed seat 18, movable clamp bodies 19 which can be opened and closed relatively are arranged on the fixed seat 18, cable clamp grooves 20 for clamping cables are respectively arranged on the inner sides of the two movable clamp bodies 19 relatively, a fixed block 21 is connected to the position, located between the two movable clamp bodies 19, of the fixed seat 18, through holes are formed in the fixed block 21, through holes are formed in one movable clamp body 19, threaded holes are formed in the other movable clamp body 19, an adjusting screw 23 penetrates through the through holes in the movable clamp body 19, a blocking head 24 is connected to one end of the adjusting screw 23 after penetrating through the through holes in the movable clamp body 19, an adjusting handle 25 is arranged on the other end of the adjusting screw 23 after penetrating through the threaded holes in the movable clamp body 19, a pressing spring 26 is sleeved on the position, located between the fixed block 21 and the movable clamp body 19, of the adjusting screw 23. When the cable clamp is used, a cable can be placed at a position between the two cable clamp grooves 20, the adjusting handle 25 is rotated to enable the two movable clamp bodies 19 to be relatively close, so that the cable can be clamped, then the hydraulic jack 2 can be used for pulling the cable to a designated position, the adjusting handle 25 is reversely rotated, the two movable clamp bodies 19 are relatively separated under the action of the jacking spring 26, the cable clamp 5 is separated from the cable, and the cable clamp 5 clamps and discharges the cable conveniently.
The fixed seat 18 is provided with a sliding groove 27, and the movable clamp 19 is fixedly connected with a connecting block 28 which can slide in the sliding groove 27. Thereby realizing the sliding of the movable clamp body 19 on the fixed seat 18.
A level meter 29 is mounted on the base 1. The base 1 can be adjusted to be horizontal after the supporting legs 6 are adjusted by the level meter 29 so as to facilitate the traction of the cable to an accurate position.
Claims (4)
1. The hydraulic cable traction device comprises a base (1) and is characterized in that a hydraulic jack (2) is arranged on the base (1), the hydraulic jack (2) is provided with an ejector rod (3) which faces upwards, a fixing clamp (4) is arranged on the ejector rod (3), a cable clamp (5) is connected to the fixing clamp (4), and supporting legs (6) are arranged on the base (1); the supporting legs (6) can be vertically overturned and arranged on the base (1), and a supporting leg angle adjusting device capable of adjusting the overturning angle of the supporting legs (6) is arranged between the supporting legs (6) and the base (1); the supporting leg angle adjusting device comprises an installation hole (8) which is arranged on the pivot (7) and penetrates through the side portion of the pivot, an adjusting rod (9) which extends to the lower portion of the base (1) is arranged in the installation hole (8) in a penetrating mode, a locking block (10) is fixedly connected to one end, extending to the lower portion of the base (1), of the adjusting rod (9), a locking spring (11) is sleeved on the adjusting rod (9), two ends of the locking spring (11) respectively prop against the pivot (7) and the locking block (10), a supporting seat (12) is arranged on the base (1), a locking rack (13) is arranged on the supporting seat (12), one side, with teeth, of the locking rack (13) faces the locking block (10), and locking teeth which are matched with the locking rack (13) are arranged on the locking block (10); the cable clamp (5) comprises a fixed seat (18), movable clamp bodies (19) capable of being opened and closed relatively are arranged on the fixed seat (18), cable clamping grooves (20) used for clamping cables are respectively arranged on the inner sides of the two movable clamp bodies (19), a fixed block (21) is connected to the position, located between the two movable clamp bodies (19), of the fixed seat (18), a through hole is formed in the fixed block (21), a through hole is formed in one movable clamp body (19), a threaded hole is formed in the other movable clamp body (19), an adjusting screw (23) is arranged in the through hole in the fixed block (21) in a penetrating mode, one end of the adjusting screw (23) penetrates through the through hole in the movable clamp body (19) and then is connected with a blocking head (24), an adjusting handle (25) is arranged after the other end of the adjusting screw (23) penetrates through the threaded hole in the movable clamp body (19), the threaded hole in the movable clamp body (19) is matched with threads in the adjusting screw (23), and a jacking spring (26) is sleeved on the position, located between the fixed block (21) and the movable clamp body (19).
2. The hydraulic cable traction device according to claim 1, wherein the fixing clip (4) comprises two fixing clip bodies (15) which are oppositely arranged, a push rod clamping groove (16) for clamping the push rod (3) is respectively arranged on one side of each fixing clip body (15), the end parts of the two fixing clip bodies (15) are connected together through a fastener, a supporting rod (17) which extends outwards is fixedly connected to one fixing clip body (15), and the cable clip (5) is connected to the extending end of the supporting rod (17).
3. The hydraulic cable traction device according to claim 1, wherein the fixed seat (18) is provided with a sliding groove (27), and the movable clamp body (19) is fixedly connected with a connecting block (28) which can slide in the sliding groove (27).
4. A hydraulic cable traction device according to any one of claims 1 to 3, wherein a level (29) is mounted on the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710794935.5A CN107317268B (en) | 2017-09-06 | 2017-09-06 | Hydraulic cable traction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710794935.5A CN107317268B (en) | 2017-09-06 | 2017-09-06 | Hydraulic cable traction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107317268A CN107317268A (en) | 2017-11-03 |
| CN107317268B true CN107317268B (en) | 2023-06-27 |
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ID=60176333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710794935.5A Active CN107317268B (en) | 2017-09-06 | 2017-09-06 | Hydraulic cable traction device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107317268B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107902586A (en) * | 2017-11-08 | 2018-04-13 | 国网河南省电力公司郑州供电公司 | Tunnel cable laying is special to exempt to lift electronic top cable device |
| CN111564794A (en) * | 2020-06-03 | 2020-08-21 | 东阳市君泰建筑工程有限公司 | Cable shaft for high-rise building |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6976670B1 (en) * | 2004-12-23 | 2005-12-20 | Brent Alan Woolley | Hydraulic puller apparatus |
| KR20100125713A (en) * | 2009-05-21 | 2010-12-01 | 에스티엑스조선해양 주식회사 | Clamp for earth cable |
| CN205960543U (en) * | 2016-08-25 | 2017-02-15 | 国网河南内乡县供电公司 | Cable supporting frame |
-
2017
- 2017-09-06 CN CN201710794935.5A patent/CN107317268B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6976670B1 (en) * | 2004-12-23 | 2005-12-20 | Brent Alan Woolley | Hydraulic puller apparatus |
| KR20100125713A (en) * | 2009-05-21 | 2010-12-01 | 에스티엑스조선해양 주식회사 | Clamp for earth cable |
| CN205960543U (en) * | 2016-08-25 | 2017-02-15 | 国网河南内乡县供电公司 | Cable supporting frame |
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| Publication number | Publication date |
|---|---|
| CN107317268A (en) | 2017-11-03 |
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