CN115296221A - Portable cable terminal head steering gear and operation method thereof - Google Patents
Portable cable terminal head steering gear and operation method thereof Download PDFInfo
- Publication number
- CN115296221A CN115296221A CN202210987685.8A CN202210987685A CN115296221A CN 115296221 A CN115296221 A CN 115296221A CN 202210987685 A CN202210987685 A CN 202210987685A CN 115296221 A CN115296221 A CN 115296221A
- Authority
- CN
- China
- Prior art keywords
- outer tube
- fixing bolt
- stay cord
- ring
- switch cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 230000005389 magnetism Effects 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 abstract description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Images
Classifications
-
- 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
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Telephone Set Structure (AREA)
Abstract
The utility model provides a portable cable terminal steering gear, including flexible steel pipe, a fixing bolt, the magnetism mounting, the slip ring subassembly, lever block and insulating stay cord, flexible steel pipe includes outer tube and inner tube, cup joint in the outside of inner tube outer tube slidable, threaded through-hole is opened to the lateral wall of outer tube, just the tail end of a fixing bolt supports the inner tube in the first fixing bolt screw in threaded through-hole, the slip ring subassembly is installed on the outer tube, lever block connection slip ring subassembly is passed through to the one end of insulating stay cord, the other end of insulating stay cord is connected with the snap ring, the snap ring overlaps and forms the movable rope sling that is used for entangling the cable on insulating stay cord, the quantity of magnetism mounting is two, two magnetism mountings are fixed connection inner tube and outer tube respectively, the magnetism mounting is used for connecting switch cabinet's lateral wall. The cable terminal can be conveniently installed on a switch cabinet, the cable body can be driven to rotate by rotating the handle, and the cable terminal is enabled to rotate to a proper installation position, and the cable terminal belongs to the field of electrical equipment.
Description
Technical Field
The invention relates to the field of electrical equipment, in particular to a portable cable terminal steering gear and an operation method thereof.
Background
There are a large amount of 10kV cable terminal connectors in transformer substation, switch room, cable distribution box, at the in-process of equipment operation, accident handling, experiment and maintenance, often have cable terminal trident head offset, the terminal can't be made "wine glass type" of symmetry, the lug is difficult to embolia the condition of bolt perpendicularly, if the installation of enforcing can have following problem: 1. mechanical stress exists between the lug and the bolt, and the lug and the bolt are in poor contact to cause heating, so that potential safety hazards exist; 2. in the process of disassembling the cable, the lug is clamped in the screw thread of the bolt, so that the cable head is difficult to disassemble, and inconvenience is brought to workers.
At present, workers generally adjust the positions of wire lugs and bolts by bending the upper wire core of the cold-shrink three-finger sleeve to solve the problems, but the cold-shrink tube can be broken by the method, and the terminal is damaged. If the field conditions allow, the workers can go down to the cable well and adjust the overall position of the three-fork head by rotating the cable body, but the method has high requirements on the field conditions, needs to consume more manpower and has certain personal safety risks.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to: provided are a portable cable terminal diverter which is convenient to carry and has high safety and an operation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a portable cable terminal steering gear, including flexible steel pipe, a fixing bolt, the magnetism mounting, the slip ring subassembly, lever block and insulating stay cord, flexible steel pipe includes outer tube and inner tube, cup joint in the outside of inner tube outer tube slidable, threaded through-hole is opened to the lateral wall of outer tube, just the tail end of a fixing bolt supports the inner tube in the first fixing bolt screw in threaded through-hole, the slip ring subassembly is installed on the outer tube, lever block connection slip ring subassembly is passed through to the one end of insulating stay cord, the other end of insulating stay cord is connected with the snap ring, the snap ring overlaps and forms the movable rope sling that is used for entangling the cable on insulating stay cord, the quantity of magnetism mounting is two, two magnetism mountings are fixed connection inner tube and outer tube respectively, the magnetism mounting is used for connecting switch cabinet's lateral wall.
After adopting this kind of structure, can install the device on the cubical switchboard of cable through flexible steel pipe and magnetism mounting, conveniently carry and install. The insulating pull rope is an anti-skid insulating pull rope, and after the cable outer sheath is tightly bound through the movable rope sleeve, the insulating pull rope cannot freely rotate in the movable rope sleeve; the lever block is provided with a handle, and the pulling force can be provided for the insulation pulling rope by rotating the handle, so that the cable body can be conveniently driven to rotate, and the cable terminal can be rotated to a proper installation position.
Preferably, the clamping ring is a steel ring, the inner diameter of the clamping ring is matched with the outer diameter of the insulating pull rope, and the inner pipe and the outer pipe are both rectangular steel pipes.
Preferably, the slip ring assembly comprises a sliding sleeve and a second fixing bolt, the sliding sleeve is slidably connected with the outer pipe, the second fixing bolt is in threaded connection with the sliding sleeve, and the tail part of the second fixing bolt abuts against the outer pipe.
Preferably, the slip ring assembly further comprises a connecting ring, the connecting ring is fixedly connected with the slip sleeve, and the lever block is connected with the connecting ring.
Preferably, the sliding sleeve is of a hollow tubular structure and is sleeved outside the outer tube, and the connecting ring is welded outside the sliding sleeve.
Preferably, the magnetic fixing piece comprises fixing blocks and strong magnets, the two fixing blocks are fixedly connected with the inner pipe and the outer pipe respectively, the strong magnets are fixedly installed on the fixing blocks, and the strong magnets are used for attracting the side walls of the switch cabinet.
Preferably, the side surface of the fixing block is provided with an installation groove, and the strong magnet is embedded into the installation groove.
Preferably, the magnetic fixing member includes a U-shaped groove for being snapped into a side wall of the switchgear, and a strong magnet fixed to an inner side of the U-shaped groove for attracting the side wall of the switchgear.
The operation method of the portable cable termination diverter comprises the following steps,
s1, adjusting the length of a telescopic steel pipe according to the width of the switch cabinet to enable a magnetic fixing piece to be matched with the side wall of the switch cabinet;
s2, sleeving a movable rope sleeve of an insulating stay wire on the outer sheath of the cable;
s3, the outer sheath of the cable is tightened through the movement of the clamping ring on the insulating pull rope, and the position of the clamping ring is adjusted according to the required steering direction;
and S4, providing cable attraction by the lever block to enable the cable terminal to be stressed and turned.
In summary, the present invention has the following advantages: 1. the blank of the cable terminal head steering gear in the field is filled; 2. the stressed part is the outer sheath at the lower end of the cold-shrinkage three-finger sleeve, so that the cable terminal is not damaged while the whole position of the three-finger sleeve is adjusted; 3. compare in the operation of going into the well, when using this device, the staff can accomplish the adjustment to cable terminal position before the cubical switchboard, has improved work efficiency and factor of safety.
Drawings
Fig. 1 is a cross-sectional view of a portable cable termination diverter in use.
Fig. 2 is a schematic front view of a portable cable termination diverter in use.
Fig. 3 is a sectional view of the connection of the insulated pull cord with the outer sheath of the cable.
The cable terminal comprises an inner pipe 1, an outer pipe 2, a first fixing bolt 3, a sliding sleeve 4, a second fixing bolt 5, a fixing block 6, a strong magnet 7, a lever block 8, a handle 9, an insulating pull rope 10, a clamping ring 11 and a cable terminal 12.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Example one
As shown in fig. 1-3, a portable cable terminal steering gear, including flexible steel pipe, first fixing bolt, the magnetism mounting, the slip ring subassembly, lever block and insulating stay cord, flexible steel pipe includes outer tube and inner tube, the outer tube cup joints in the outside of inner tube slidable, threaded through-hole is opened to the lateral wall of outer tube, first fixing bolt screw in threaded through-hole and the tail end of first fixing bolt supports the inner tube, the slip ring subassembly is installed on the outer tube, the slip ring subassembly is connected through lever block to the one end of insulating stay cord, the other end of insulating stay cord is connected with the snap ring, the snap ring cover forms the movable noose that is used for entangling the cable on insulating stay cord, the quantity of magnetism mounting is two, two magnetism mountings are fixed connection inner tube and outer tube respectively, the magnetism mounting is used for connecting the lateral wall of cubical switchboard.
The snap ring is a steel ring, and the inner diameter of the snap ring is adapted to the outer diameter of the insulating pull rope
The inner pipe and the outer pipe are both rectangular steel pipes.
The slip ring subassembly includes sliding sleeve and second fixing bolt, sliding sleeve sliding connection outer tube, second fixing bolt and sliding sleeve threaded connection, and the outer tube is withstood to the afterbody of second fixing bolt.
The slip ring component further comprises a connecting ring, the connecting ring is fixedly connected with the slip sleeve, and the lever block is connected with the connecting ring.
The sliding sleeve is of a hollow tubular structure and is sleeved on the outer side of the outer pipe, and the connecting ring is welded on the outer side of the sliding sleeve.
The magnetic fixing piece comprises fixing blocks and strong magnets, the two fixing blocks are fixedly connected with the inner pipe and the outer pipe respectively, the strong magnets are fixedly installed on the fixing blocks, and the strong magnets are used for attracting the side wall of the switch cabinet.
The side of fixed block is opened has the mounting groove, in the powerful magnet embedding mounting groove.
The operation method of the portable cable termination diverter comprises the following steps,
s1, adjusting the length of a telescopic steel pipe according to the width of the switch cabinet to enable a magnetic fixing piece to be matched with the side wall of the switch cabinet;
s2, sleeving a movable rope sleeve of an insulating stay wire on the outer sheath of the cable;
s3, the outer sheath of the cable is tightened through the movement of the clamping ring on the insulating pull rope, and the position of the clamping ring is adjusted according to the required steering direction;
and S4, providing cable attraction by the lever block to enable the cable terminal to be stressed and turned.
Example two
The magnetic fixing piece comprises a U-shaped groove and a strong magnet, the U-shaped groove is used for being clamped into the side wall of the switch cabinet, the strong magnet is fixed on the inner side of the U-shaped groove, and the strong magnet is used for attracting the side wall of the switch cabinet.
The U-shaped groove is used for being clamped on the side wall of the switch cabinet.
The embodiment is not described in the first embodiment.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. A portable cable termination head steering gear which characterized in that: including flexible steel pipe, first fixing bolt, the magnetism mounting, the slip ring subassembly, lever block and insulating stay cord, flexible steel pipe includes outer tube and inner tube, cup joint in the outside of inner tube outer tube slidable, threaded through hole is opened to the lateral wall of outer tube, just in first fixing bolt screw in threaded through hole the tail end of first fixing bolt supports the inner tube, the slip ring subassembly is installed on the outer tube, the slip ring subassembly is connected through lever block to the one end of insulating stay cord, the other end of insulating stay cord is connected with the snap ring, the snap ring overlaps and forms the movable noose that is used for entangling the cable on insulating stay cord, the quantity of magnetism mounting is two, two magnetism mountings are fixed connection inner tube and outer tube respectively, the magnetism mounting is used for connecting switch cabinet's lateral wall.
2. A portable cable termination diverter according to claim 1, wherein: the snap ring is the steel ring, and the internal diameter of snap ring suits with the external diameter of insulating stay cord.
3. A portable cable termination diverter according to claim 1 wherein: the inner pipe and the outer pipe are both rectangular steel pipes.
4. A portable cable termination diverter according to claim 1, wherein: the slip ring subassembly includes sliding sleeve and second fixing bolt, sliding sleeve sliding connection outer tube, second fixing bolt and sliding sleeve threaded connection, and the outer tube is withstood to second fixing bolt's afterbody.
5. A portable cable termination diverter according to claim 4 wherein: the slip ring component further comprises a connecting ring, the connecting ring is fixedly connected with the slip sleeve, and the lever block is connected with the connecting ring.
6. A portable cable termination diverter according to claim 5, wherein: the sliding sleeve is of a hollow tubular structure and is sleeved on the outer side of the outer pipe, and the connecting ring is welded on the outer side of the sliding sleeve.
7. A portable cable termination diverter according to claim 1, wherein: the magnetic fixing piece comprises fixing blocks and strong magnets, the two fixing blocks are fixedly connected with the inner pipe and the outer pipe respectively, the strong magnets are fixedly installed on the fixing blocks, and the strong magnets are used for attracting the side wall of the switch cabinet.
8. A portable cable termination diverter according to claim 7, wherein: the side of fixed block is opened has the mounting groove, in the powerful magnet embedding mounting groove.
9. A portable cable termination diverter according to claim 1, wherein: the magnetic fixing piece comprises a U-shaped groove and a strong magnet, the U-shaped groove is used for being clamped into the side wall of the switch cabinet, the strong magnet is fixed on the inner side of the U-shaped groove, and the strong magnet is used for attracting the side wall of the switch cabinet.
10. A method of operating a portable cable termination diverter according to any one of claims 1 to 9, wherein: comprises the following steps of (a) carrying out,
s1, adjusting the length of a telescopic steel pipe according to the width of the switch cabinet to enable a magnetic fixing piece to be matched with the side wall of the switch cabinet;
s2, sleeving a movable rope sleeve of an insulating stay on the outer sheath of the cable;
s3, the outer sheath of the cable is tightened through the movement of the clamping ring on the insulating pull rope, and the position of the clamping ring is adjusted according to the required steering direction;
and S4, providing cable attraction by the lever block to enable the cable terminal to be stressed and turned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210987685.8A CN115296221A (en) | 2022-08-17 | 2022-08-17 | Portable cable terminal head steering gear and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210987685.8A CN115296221A (en) | 2022-08-17 | 2022-08-17 | Portable cable terminal head steering gear and operation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115296221A true CN115296221A (en) | 2022-11-04 |
Family
ID=83830019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210987685.8A Pending CN115296221A (en) | 2022-08-17 | 2022-08-17 | Portable cable terminal head steering gear and operation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115296221A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004047319A (en) * | 2002-07-12 | 2004-02-12 | Yazaki Corp | Flat cable bending method, its device and wire harness |
| CN203645258U (en) * | 2013-12-30 | 2014-06-11 | 山东齐鲁石化建设有限公司 | Cable angle regulator |
| CN203865866U (en) * | 2014-06-04 | 2014-10-08 | 国家电网公司 | Remote-control adjusting device for mounting angle of power transformer bushing |
| CN104627877A (en) * | 2014-12-12 | 2015-05-20 | 中国十七冶集团有限公司 | Installation method and conveying device for high-voltage ceramic wall bushing |
-
2022
- 2022-08-17 CN CN202210987685.8A patent/CN115296221A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004047319A (en) * | 2002-07-12 | 2004-02-12 | Yazaki Corp | Flat cable bending method, its device and wire harness |
| CN203645258U (en) * | 2013-12-30 | 2014-06-11 | 山东齐鲁石化建设有限公司 | Cable angle regulator |
| CN203865866U (en) * | 2014-06-04 | 2014-10-08 | 国家电网公司 | Remote-control adjusting device for mounting angle of power transformer bushing |
| CN104627877A (en) * | 2014-12-12 | 2015-05-20 | 中国十七冶集团有限公司 | Installation method and conveying device for high-voltage ceramic wall bushing |
Non-Patent Citations (1)
| Title |
|---|
| 尹刚;: "110kV雷平线迁改工程电缆施工事故原因分析", 中国高新技术企业, no. 30, 20 October 2012 (2012-10-20), pages 99 * |
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