CN204577640U - A kind of high-voltage prepayment switch-box outlet cable jockey - Google Patents

A kind of high-voltage prepayment switch-box outlet cable jockey Download PDF

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Publication number
CN204577640U
CN204577640U CN201520143222.9U CN201520143222U CN204577640U CN 204577640 U CN204577640 U CN 204577640U CN 201520143222 U CN201520143222 U CN 201520143222U CN 204577640 U CN204577640 U CN 204577640U
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CN
China
Prior art keywords
box
voltage prepayment
cable
switch
prepayment switch
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Application number
CN201520143222.9U
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Chinese (zh)
Inventor
张老偏
刘志雷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Lingshou Power Supply Co of State Grid Hebei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Lingshou Power Supply Co of State Grid Hebei Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Hebei Electric Power Co Ltd, Lingshou Power Supply Co of State Grid Hebei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201520143222.9U priority Critical patent/CN204577640U/en
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Publication of CN204577640U publication Critical patent/CN204577640U/en
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Abstract

The utility model discloses a kind of high-voltage prepayment switch-box outlet cable jockey, is applied on the high-voltage prepayment switch-box of electric power system.Comprise the bracket base fixed by high-voltage prepayment switch-box on utility poles, some outlet guide rods that high-voltage prepayment switch-box top is arranged, the terminals that are connected with high-tension cable, the connection between terminals and outlet guide rod is by wire clamp and pitman.The utility model jockey is directly connected with terminals by the outlet guide rod of pitman by high-voltage prepayment switch-box; Make the connection between high-voltage prepayment switch-box and high-tension cable more firm like this, decrease cable joint, stabilize equipment framework, increase the distance to the ground at charged position, and jockey firmly, not easily rocks, coefficient of safety improves greatly; And without the need to frequent assembling-disassembling bolt, more convenient power-saving during installation and repairing, operating efficiency is high, reduce the working strength of workman.

Description

A kind of high-voltage prepayment switch-box outlet cable jockey
Technical field
The utility model relates to the link in a kind of transmission line, is specially a kind of high-voltage prepayment switch-box outlet cable jockey.
Background technology
Generally use the pre-payment switch of user prepayment in present electric power system, user need supplement expense with money in advance in electricity card, can shift to an earlier date power-off when electric card remaining sum is about to use up, and reminding user is paid the fees.This pre-payment switch is often arranged on liftoff higher electric pole, supports with bracket base the high-voltage prepayment switch casing that inside arranges pre-payment switch.For 10kV circuit high-voltage prepayment switch-box, its casing top is provided with three threephase cable outlet guide rods, the cable that during use, connection one is charged on every root outlet guide rod, cable trailer is connected on the terminal of terminals, and the other end of terminals is connected with the high-tension cable be positioned at below high-voltage prepayment switch-box; Base for supporting is provided with three insulators and struts cable, makes between cable and high-voltage prepayment switch casing, all keeps a safe distance between cable and cable, prevent line short-circuit conditions.Such structure directly results in the problem of construction and secure context, and one is that cable is made up of many Thin cables windings, and many Thin cables of cable end are wound around more open, and wire clamp is not easy cable to compress, and cable is easily got loose, causes open circuit; Two is that use cable link folder and terminals joint are many, and during construction and installation, be connected to by a cable on wire clamp and will tighten four bolts, be connected to by cable on the terminal on terminals and need again to tighten a bolt, steeplejack's labour intensity is large; Three is that charged cable only supports by insulator, is easily subject to blowing of high wind and produces double swerve, poor stability.
Utility model content
The utility model is to provide a kind of high-voltage prepayment switch-box outlet cable jockey, the outlet of high-voltage prepayment switch casing is connected safer, and structure is more simple, constructs convenient.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of high-voltage prepayment switch-box outlet cable jockey, comprise the bracket base fixed by high-voltage prepayment switch-box on utility poles, some outlet guide rods that high-voltage prepayment switch-box top is arranged, the terminals that are connected with high-tension cable, described outlet guide rod top connecting clamp; Wire clamp comprises egative film and compressing tablet, and one end of egative film is fixed on outlet guide rod top, the other end is fixedly linked by some bolts and compressing tablet; The end face that egative film and compressing tablet contact is provided with the groove of tail end opening, egative film and the fastening rear formation of compressing tablet are for being fixedly connected with the tube seat of rod; Described pitman is metal bar, and the end of pitman arranges a semi-cylindrical connecting platform, and the axial length of connecting platform is greater than the terminal length of terminals; Connecting platform is provided with the stud for fixed terminal, terminal sleeve to be connected on stud and to be fixed by nut; Bracket base is also provided with the cross bar for fixing high-tension cable, and high-tension cable is fixed on cross bar by anchor ear, and the top of high-tension cable is higher than the bottom of high-voltage prepayment switch-box.
Further improvement of the utility model is: the diameter of described pitman and the threephase cable equal diameters of terminals.
Further improvement of the utility model is: described pitman and clamped nipple place are socketed with the heat-shrink tube for insulating.
Further improvement of the utility model is: described pitman is copper rod or aluminium bar.
Further improvement of the utility model is: described high-tension cable top is not higher than the top of high-voltage prepayment switch-box.
Owing to have employed technique scheme, the technological progress acquired by the utility model is:
The utility model provides a kind of high-voltage prepayment switch-box outlet cable jockey, and this jockey is directly connected with terminals by the outlet guide rod of pitman by high-voltage prepayment switch-box; Make the connection between high-voltage prepayment switch-box and high-tension cable more firm like this, decrease cable joint, stabilize equipment framework, increase the distance to the ground at charged position, and jockey firmly, not easily rocks, coefficient of safety improves greatly; And without the need to frequent assembling-disassembling bolt, more convenient power-saving during installation and repairing, operating efficiency is high, reduce the working strength of workman.
Pitman of the present utility model and wire clamp contact area are larger, and the power load that can carry is large, and pitman is not easy slippage, and wire clamp is connected more firm with pitman, avoid danger wire easily occurring when use wire is direct to be connected with wire clamp and gets loose.
Bracket base of the present utility model is arranged a cross bar, cross bar is arranged one for the anchor ear of fixing high-tension cable, can not swing with the wind when making high-tension cable meet high wind, thus avoid the probability loosened between each part.
Egative film in wire clamp of the present utility model and be provided with the groove of tail end opening between compressing tablet, without the need to complete demounting bolt, only need unscrew a little, namely pitman ejects from opening part by available hard object, facilitates the dismounting of device.
The connecting portion of pitman of the present utility model and terminals, is namely provided with the heat-shrink tube of insulation outside connecting platform, improve the security performance of device.And high-voltage cable end is in above the base of high-voltage prepayment switch-box, increase charged position safe distance over the ground, reduce the probability that electric shock accidents occurs, and facilitate anchor ear the fixing high-voltage cable end on bracket base.
The length of connecting platform of the present utility model is greater than the length of the terminal of terminals, when terminal is fixed on stud, the end face of connecting platform can realize closed butt joint with the end face of terminals, can improve the stability of device, anti-locking apparatus is subject to brushing of high wind and rotates from the junction of terminal and stud.
Accompanying drawing explanation
Fig. 1 is syndeton schematic diagram of the present utility model;
Fig. 2 is the schematic perspective view of wire clamp 6;
Fig. 3 is the schematic top plan view of wire clamp 6;
Fig. 4 is the schematic perspective view of pitman 4;
Fig. 5 is the syndeton schematic diagram (junction does not arrange heat-shrink tube 16) of terminal 5;
Fig. 6 is the syndeton schematic diagram (junction arranges heat-shrink tube 16) of terminal 5.
Wherein: 1, electric pole, 2, high-voltage prepayment switch-box, 3, outlet guide rod, 4, pitman, 5, terminal, 6, wire clamp, 7, bracket base, 8, high-tension cable, 9, terminals, 10, cross bar, 11, anchor ear, 12, compressing tablet, 13, connecting platform, 14, tube seat, 15, egative film, 16, heat-shrink tube.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details:
A kind of high-voltage prepayment switch-box outlet cable jockey, as shown in Figure 1, comprise electric pole 1, high-voltage prepayment switch-box 2 is fixed on electric pole 1 by bracket base 7.The position of top between the bottom and top of high-voltage prepayment switch-box 2 of high-tension cable 8, high-tension cable 8 top connects terminals 9, and terminals 9 branch into three threephase cables, the equal splicing ear 5 in end of each root threephase cable.
Each connection one wire clamp 6 on the three-phase outlet guide rod 3 of high-voltage prepayment switch-box 2.As shown in Figure 2 and Figure 3, wire clamp 6 is made up of an egative film 15 and a compressing tablet 12, is undertaken fastening between egative film 15 and compressing tablet 12 by two groups of symmetrical bolts.One end of egative film 15 arranges a circular hole, and circle hole sleeve to be connected on outlet guide rod 3 and to be fixed by nut, and egative film 15 can lay out line guide rod 3 by circular hole and rotate, and facilitates the installation of equipment; The plane that egative film 15 contacts with compressing tablet 12 is provided with the semi-cylindrical groove of same size, the front end of groove flushes with the front end face of egative film 15, compressing tablet 12, and the tail end of groove is semicircle opening; Time together with egative film 15 is bolted with compressing tablet 12, two grooves merge formation one tube seat 14, and tube seat 14 is used for fixing pitman 4.As shown in Figure 4, pitman 4 is copper rod or aluminium bar to the structure of pitman 4.The afterbody of pitman 4 is fixed in tube seat 14, its end arranges a semi-cylindrical connecting platform 13, and namely connecting platform 13 is semi-cylindrical that the cross section of pitman 4 is formed by truncated part.The axial length of connecting platform 13 is greater than terminal 5 length of terminals 9, can realize connecting platform 13 and dock with the effective of terminals 9.The connection diagram of connecting platform 13 and terminal 5 as shown in Figure 5, connecting platform 13 is provided with the stud for fixed terminal 5, the circle hole sleeve of terminal 5 is on stud and be fixed by nut, and pitman 4 is socketed with the heat-shrink tube 16 of insulation with the joint of terminal 5, as shown in Figure 6.The diameter of pitman 4 and the threephase cable equal diameters of terminals 9, make together with connecting platform 13 can overlap to the outer surface of terminals 9, to facilitate heat-shrink tube 16 to be socketed.After connection, the upper surface of connecting platform 13 is equal with the thickness of terminal 5 far from the vertical range in the center of circle, make pitman 4 be connected with terminal 5 after, the center of circle of pitman 4 and the center of circle of terminals threephase cable be positioned on same level line, and the external cylindrical surface of pitman 4 also overlaps with the external cylindrical surface of terminals 9, not only facilitate the socket of heat-shrink tube 16, and make the connection of pitman and terminals more fastening.
Side bracket base 7 being positioned at high-tension cable 8 is provided with a cross bar 10, and high-voltage prepayment switch-box 2 given prominence to by cross bar 10, and the middle part of cross bar 10 is provided with the anchor ear 11 of an attached cable head 8, high-tension cable 8 can be fixed on cross bar 10.

Claims (5)

1. a high-voltage prepayment switch-box outlet cable jockey, comprise the bracket base (7) be fixed on by high-voltage prepayment switch-box (2) on electric pole (1), some outlet guide rods (3) that high-voltage prepayment switch-box (2) top is arranged, the terminals (9) that are connected with high-tension cable (8), it is characterized in that: described outlet guide rod (3) top connecting clamp (6); Wire clamp (6) comprises egative film (15) and compressing tablet (12), and one end of egative film (15) is fixed on outlet guide rod (3) top, the other end is fixedly linked by some bolts and compressing tablet (12); The end face that egative film (15) and compressing tablet (12) contact is provided with the groove of tail end opening, egative film (15) is used for the fastening rear formation of compressing tablet (12) tube seat (14) being fixedly connected with rod (4); Described pitman (4) is metal bar, and the end of pitman (4) arranges a semi-cylindrical connecting platform (13), and the axial length of connecting platform (13) is greater than terminal (5) length of terminals (9); Connecting platform (13) is provided with the stud for fixed terminal (5), terminal (5) to be socketed on stud and to be fixed by nut; Bracket base (7) is also provided with the cross bar (10) for fixing high-tension cable (8), and high-tension cable (8) is fixed on cross bar (10) by anchor ear (11), and high-tension cable (8) top is higher than the bottom of high-voltage prepayment switch-box (2).
2. a kind of high-voltage prepayment switch-box outlet cable jockey according to claim 1, is characterized in that: the diameter of described pitman (4) and the threephase cable equal diameters of terminals (9).
3. a kind of high-voltage prepayment switch-box outlet cable jockey according to claim 1, is characterized in that: described pitman (4) and terminal (5) joint are socketed with the heat-shrink tube (16) for insulating.
4. a kind of high-voltage prepayment switch-box outlet cable jockey according to claim 1, is characterized in that: described pitman (4) is copper rod or aluminium bar.
5. a kind of high-voltage prepayment switch-box outlet cable jockey according to claim 1, is characterized in that: described high-tension cable (8) top is not higher than the top of high-voltage prepayment switch-box (2).
CN201520143222.9U 2015-03-13 2015-03-13 A kind of high-voltage prepayment switch-box outlet cable jockey Active CN204577640U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520143222.9U CN204577640U (en) 2015-03-13 2015-03-13 A kind of high-voltage prepayment switch-box outlet cable jockey

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520143222.9U CN204577640U (en) 2015-03-13 2015-03-13 A kind of high-voltage prepayment switch-box outlet cable jockey

Publications (1)

Publication Number Publication Date
CN204577640U true CN204577640U (en) 2015-08-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107039932A (en) * 2017-03-14 2017-08-11 宁波舜利高压开关科技有限公司 Cable anchor ear release binding

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107039932A (en) * 2017-03-14 2017-08-11 宁波舜利高压开关科技有限公司 Cable anchor ear release binding

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