CN115000881B - Underground cable winding and unwinding device - Google Patents

Underground cable winding and unwinding device Download PDF

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Publication number
CN115000881B
CN115000881B CN202210704457.5A CN202210704457A CN115000881B CN 115000881 B CN115000881 B CN 115000881B CN 202210704457 A CN202210704457 A CN 202210704457A CN 115000881 B CN115000881 B CN 115000881B
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China
Prior art keywords
main pipe
pipe
auxiliary
pulley
auxiliary pipe
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Active
Application number
CN202210704457.5A
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Chinese (zh)
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CN115000881A (en
Inventor
郭士东
毕重盈
郭书言
李沁风
陈成
赵洪艳
刘姝
王君尧
李优仪
秦江峰
杨德绪
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.)
Yichang Power Supply Co of State Grid Hubei Electric Power Co Ltd
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Yichang Power Supply Co of State Grid Hubei Electric Power Co Ltd
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Application filed by Yichang Power Supply Co of State Grid Hubei Electric Power Co Ltd filed Critical Yichang Power Supply Co of State Grid Hubei Electric Power Co Ltd
Priority to CN202210704457.5A priority Critical patent/CN115000881B/en
Publication of CN115000881A publication Critical patent/CN115000881A/en
Application granted granted Critical
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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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]

Landscapes

  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

The invention belongs to the technical field of power systems, and particularly relates to an underground cable winding and unwinding device. The underground cable winding and unwinding device is characterized by comprising an electric winch, a pulley type expansion bracket and a height adjusting and fixing bracket; when in use, the electric winch is arranged at the front side of the pulley type expansion bracket; the pulley type expansion bracket comprises a main bracket and an auxiliary bracket; the main support comprises a left main pipe, a right main pipe and a front nylon pulley, and the front nylon pulley is positioned at the front end part between the left main pipe and the right main pipe; the auxiliary bracket comprises a rear nylon pulley, a left auxiliary pipe and a right auxiliary pipe, and a rear nylon pulley is arranged at the rear end part between the left auxiliary pipe and the right auxiliary pipe; the height-adjusting fixing support comprises a supporting rod, a left nut, a right nut, a left screw, a left hook, a right screw and a right hook, wherein the left hook is hung on a hanging ring on a left main pipe, and the right hook is hung on a hanging ring on a right main pipe. When the device is used for winding and unwinding underground cables, the stability is good, and the use is convenient.

Description

Underground cable winding and unwinding device
Technical Field
The invention belongs to the technical field of power systems, and particularly relates to an underground cable winding and unwinding device.
Background
There are many high-low voltage cables in power network, use single pulley to fix in well head corner in traditional high-low voltage cable receive and releases in-process in the pit, can turn over the pulley belt when the major diameter cable passes through the pulley, need the staff to revise and fix again, because the well head is about 0.5 to 1 meter, the space is narrow, brings the degree of difficulty for constructor, delays construction progress simultaneously.
Disclosure of Invention
The invention aims to provide an underground cable winding and unwinding device which has good stability and convenient use when an underground cable is wound and unwound.
In order to achieve the above purpose, the invention adopts the following technical scheme: the underground cable winding and unwinding device is characterized by comprising an electric winch 1, a pulley type telescopic bracket and a height adjusting fixed bracket 5; when in use, the electric winch 1 is arranged at the front side of the pulley type expansion bracket;
the pulley type expansion bracket comprises a main bracket 4 and an auxiliary bracket 6; the main bracket 4 comprises a left main pipe 10, a right main pipe 12 and a front nylon pulley 3, wherein the left main pipe 10 is positioned at the left side of the right main pipe 12, a plurality of insertion holes 9 are formed in the left main pipe 10 and the right main pipe 12 along the front-back direction, the front nylon pulley 3 is positioned at the front end part between the left main pipe 10 and the right main pipe 12, the left end of a shaft of the front nylon pulley 3 is fixedly connected with the right side surface of the left main pipe 10, the right end of the shaft of the front nylon pulley 3 is fixedly connected with the left side surface of the right main pipe 12, a connecting rod 26 is fixedly connected at the rear part between the right side surface of the left main pipe 10 and the left side surface of the right main pipe 12, and a hanging ring 8 is fixedly connected on the left main pipe 10 and the right main pipe 12; the auxiliary bracket 6 comprises a rear nylon pulley 7, a left auxiliary pipe 13 and a right auxiliary pipe 14, wherein the outer diameter of the left auxiliary pipe 13 is smaller than the aperture 1-20mm in the left main pipe 10, the outer diameter of the right auxiliary pipe 14 is smaller than the aperture 1-20mm in the right main pipe 12, a plurality of jacks 9 are respectively arranged on the left auxiliary pipe 13 and the right auxiliary pipe 14 along the front-back direction, the left auxiliary pipe 13 is positioned on the left side of the right auxiliary pipe 14, a rear pulley 7 is arranged at the rear end part between the left auxiliary pipe 13 and the right auxiliary pipe 14, the left end of a shaft of the rear nylon pulley 7 is fixedly connected with the right side surface of the left auxiliary pipe 13, and the right end of the shaft of the rear nylon pulley 7 is fixedly connected with the left side surface of the right auxiliary pipe 14; the front part of the left auxiliary pipe 13 is inserted into the rear inner hole of the left main pipe 10, the front part of the left auxiliary pipe 13 and the rear part of the left main pipe 10 are connected together by a bolt penetrating through the left main pipe 10 and the insertion holes 9 on the left auxiliary pipe 13, the front part of the right auxiliary pipe 14 is inserted into the rear inner hole of the right main pipe 12, and the front part of the right auxiliary pipe 14 and the rear part of the right main pipe 12 are connected together by a bolt 27 penetrating through the right main pipe 12 and the insertion holes 9 on the right auxiliary pipe 14;
the height-adjusting fixing support 5 comprises a supporting rod 15, a left nut 17, a right nut 18, a left screw rod 20, a left hook 21, a right screw rod 22 and a right hook 23, wherein a left through hole 16 is formed in the left part of the supporting rod 15, a right through hole 19 is formed in the right part of the supporting rod 15, the left hook 21 is fixed to the lower end part of the left screw rod 20, the right hook 23 is fixed to the lower end part of the right screw rod 22, the upper end part of the left screw rod 20 penetrates through the left through hole 16 on the supporting rod 15 and then is screwed with the left nut 17, the upper end part of the right screw rod 22 penetrates through the right through hole 19 on the supporting rod 15 and then is screwed with the right nut 18, the left hook 21 is hooked on the hanging ring 8 on the left main pipe 10, and the right hook 23 is hooked on the hanging ring 8 on the right main pipe 12.
A connecting rod is fixedly connected to the front part between the right side surface of the left main pipe 10 and the left side surface of the right main pipe 12.
The rear end part between the left main pipe 10 and the right main pipe 12 is provided with a middle nylon pulley 11, the left end of the shaft of the middle nylon pulley 11 is fixedly connected with the right side surface of the left main pipe 10, and the right end of the shaft of the middle nylon pulley 11 is fixedly connected with the left side surface of the right main pipe 12.
The invention has the beneficial effects that: 1. the pulley type telescopic frame is adopted, so that the stability is good and the use is convenient when the underground cable is wound and unwound; the cable is free from any injury action to the underground cable, and the underground cable is ensured to be quickly wound and unwound; the underground cable winding and unwinding time is shortened, and the working strength of constructors is reduced. 2. The telescopic frame is suitable for cable wells with different depths, and is convenient to install and remove various underground cables.
Drawings
Fig. 1 is a schematic structural diagram of a downhole cable pay-off and take-up device according to the present invention.
Fig. 2 is a schematic structural view of a main bracket according to the present invention.
Fig. 3 is a schematic structural view of the sub-mount of the present invention.
Fig. 4 is a schematic structural view of the height-adjusting fixing bracket of the present invention.
Fig. 5 is a schematic view illustrating a use state of the downhole cable retrieving and releasing device according to the present invention.
In the figure: the cable comprises a 1-electric winch, a 2-cable, a 3-front nylon pulley, a 4-main support, a 5-height adjustment fixing support, a 6-auxiliary support, a 7-rear nylon pulley, an 8-hanging ring, a 9-jack, a 10-left main pipe, an 11-middle nylon pulley, a 12-right main pipe, a 13-left auxiliary pipe, a 14-right auxiliary pipe, a 15-supporting rod, a 16-left through hole, a 17-left nut, a 18-right nut, a 19-right through hole, a 20-left screw, a 21-left hook, a 22-right screw, a 23-right hook, a 24-cable wellhead, a 25-underground cable channel, a 26-connecting rod and a 27-bolt.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-5, the underground cable winding and unwinding device comprises an electric wringing mill (or called an electric wringing mill, a wringing mill is the prior art) 1, a pulley type expansion bracket and a height adjusting fixed bracket 5; when in use, the electric winch 1 is arranged at the front side (on the ground) of the pulley type expansion bracket;
the pulley type expansion bracket comprises a main bracket 4 and an auxiliary bracket 6; the main bracket 4 comprises a left main pipe 10, a right main pipe 12 and a front nylon pulley 3, wherein the left main pipe 10 is positioned at the left side of the right main pipe 12 (the left main pipe 10 and the right main pipe 12 are all tubular and internally provided with inner holes), a plurality of insertion holes 9 are formed on the left main pipe 10 and the right main pipe 12 along the front-back direction (the insertion holes 9 are formed at intervals, the number of the insertion holes 9 is 2-40), the front nylon pulley 3 is positioned at the front end part between the left main pipe 10 and the right main pipe 12 (for convenience of description, the left side in the figure 1 is the front side and the right side is the back side), the left end of the shaft of the front nylon pulley 3 is fixedly (such as welding) connected with the right side surface of the left main pipe 10, the right side surface of the right main pipe 12 is fixedly (such as welding) connected with a connecting rod 26 (such as welding) between the right side surface of the left main pipe 10 and the left side surface of the right main pipe 12, and the left main pipe 10 and the right main pipe 12 are fixedly (such as welding) connected with 8 hanging rings (such as welding) by the front nylon pulley 3 and the connecting rod 26; the auxiliary bracket 6 comprises a rear nylon pulley 7, a left auxiliary pipe 13 and a right auxiliary pipe 14, wherein the outer diameter of the left auxiliary pipe 13 is smaller than the aperture 1-20mm in the left main pipe 10 (namely, the front part of the left auxiliary pipe 13 can be inserted into the left main pipe 10), the outer diameter of the right auxiliary pipe 14 is smaller than the aperture 1-20mm in the right main pipe 12 (namely, the front part of the right auxiliary pipe 14 can be inserted into the left main pipe 10; optimally, the distance between the left auxiliary pipe 13 and the right auxiliary pipe 14 is equal to the distance between the left main pipe 10 and the right main pipe 12), a plurality of jacks 9 are arranged on the left auxiliary pipe 13 and the right auxiliary pipe 14 along the front-back direction (the jacks 9 are arranged at intervals, the jacks 9 are 2-40), the left auxiliary pipe 13 is positioned on the left side of the right auxiliary pipe 14 (namely, the left auxiliary pipe 13 and the right auxiliary pipe 14 are all tubular, the inner holes are arranged), the rear end part between the left auxiliary pipe 13 and the right auxiliary pipe 14 is provided with a rear nylon pulley 7, the left end of the shaft of the rear nylon pulley 7 is fixedly (such as welded) connected with the right side surface of the left auxiliary pipe 13, the shaft end of the rear nylon pulley 7 and the right side surface of the rear nylon pulley 7 is fixedly welded with the left side surface of the left auxiliary pulley 7 (such as the nylon pulley 7); the front part of the left auxiliary pipe 13 is inserted into the rear inner hole of the left main pipe 10 (the front part of the left auxiliary pipe 13 can move in the rear part of the left main pipe 10, the length of the pulley type expansion bracket can be adjusted, after the length is adjusted, the bolt 27 is inserted again), the front part of the left auxiliary pipe 13 and the rear part of the left main pipe 10 are connected together after passing through the insertion holes 9 on the left main pipe 10 and the left auxiliary pipe 13 by the bolt (or the inserting rod and the bolt), the front part of the right auxiliary pipe 14 is inserted into the rear inner hole of the right main pipe 12 (the front part of the right auxiliary pipe 14 can move in the rear part of the right main pipe 12, the length of the pulley type expansion bracket can be adjusted, after the length is adjusted, the bolt 27 is inserted again), and the front part of the right auxiliary pipe 14 and the rear part of the right main pipe 12 are connected together after passing through the insertion holes 9 on the right main pipe 12 and the right auxiliary pipe 14 by the bolt 27;
the height-adjusting fixing bracket 5 comprises a supporting rod 15, a left nut 17, a right nut 18, a left screw rod 20, a left hook 21, a right screw rod 22 and a right hook 23, wherein the left part of the supporting rod 15 is provided with a left through hole 16, the right part of the supporting rod 15 is provided with a right through hole 19, the lower end part of the left screw rod 20 is fixedly (such as welded) provided with the left hook 21, the lower end part of the right screw rod 22 is fixedly (such as welded) provided with the right hook 23, the upper end part of the left screw rod 20 passes through the left through hole 16 on the supporting rod 15 and then is screwed with the left nut 17 (the left nut 17 is positioned above the supporting rod 15, the left nut 17 is fixedly provided with a handle for rotation), the upper end part of the right screw rod 22 passes through the right through hole 19 on the supporting rod 15 and then is screwed with the right nut 18 (the right nut 18 is positioned above the supporting rod 15, the right nut 18 is fixedly provided with the handle for rotation), the left hook 21 is hooked on the hanging ring 8 on the left main pipe 10, and the right hook 23 is hooked on the hanging ring 8 on the right main pipe 12.
A connecting rod (for example, welding) is fixedly (for example, welded) connected to the front portion between the right side surface of the left main pipe 10 and the left side surface of the right main pipe 12 (for improving the stability of the main bracket 4).
The rear end portion between the left main pipe 10 and the right main pipe 12 is provided with a middle nylon pulley (i.e. nylon pulley) 11, the left end of the shaft of the middle nylon pulley 11 is fixedly (e.g. welded) connected with the right side surface of the left main pipe 10, and the right end of the shaft of the middle nylon pulley 11 is fixedly (e.g. welded) connected with the left side surface of the right main pipe 12 (the middle nylon pulley 11 is rotatable, and the middle nylon pulley 11 is in the prior art).
The method comprises the following steps: 1. the length of the pulley type expansion bracket is adjusted according to the depth of the cable shaft (the pulley type expansion bracket is adjusted by stretching and retracting the auxiliary bracket 6, then the bolt 27 is inserted), the pulley type expansion bracket is obliquely inserted into the cable shaft mouth 24, the pulley type expansion bracket is fixed on the cable shaft mouth by utilizing the height adjustment fixing bracket (the supporting rod 15 is placed on the cable shaft mouth 24, and the lengths of the left screw rod 20 and the right screw rod 22 below the supporting rod 15 are adjusted by rotating the left nut 17 and the right nut 18). 2. And (5) cable collection: the cable 2 in the underground cable passage 25 is led out of the well from the lower end of the rear nylon pulley 7 to the upper end of the front nylon pulley 3 to the electric wringer 1, the electric wringer 1 is started, and the cable is taken out of the underground cable passage 25 (when the middle nylon pulley 11 is adopted, the cable can pass through the lower end or the upper end of the middle nylon pulley 11). 3. And (3) paying-off cables: the upper end of the front nylon pulley 3 of the cable on the ground goes into the cable wellhead 24, passes through the lower end of the rear nylon pulley 7 and then goes into the underground cable channel 25.
The total weight of the underground cable winding and unwinding device is less than 18kg (without an electric winch), so that the underground cable winding and unwinding device is light and convenient to use in any place and convenient to carry.

Claims (3)

1. The underground cable winding and unwinding device is characterized by comprising an electric winch (1), a pulley type telescopic bracket and a height adjusting fixed bracket (5); when in use, the electric winch (1) is arranged at the front side of the pulley type expansion bracket;
the pulley type expansion bracket comprises a main bracket (4) and an auxiliary bracket (6); the main support (4) comprises a left main pipe (10), a right main pipe (12) and a front nylon pulley (3), wherein the left main pipe (10) is positioned at the left side of the right main pipe (12), a plurality of jacks (9) are respectively arranged on the left main pipe (10) and the right main pipe (12) along the front-back direction, the front nylon pulley (3) is positioned at the front end part between the left main pipe (10) and the right main pipe (12), the left end of a shaft of the front nylon pulley (3) is fixedly connected with the right side surface of the left main pipe (10), the right end of a shaft of the front nylon pulley (3) is fixedly connected with the left side surface of the right main pipe (12), a connecting rod (26) is fixedly connected at the rear part between the right side surface of the left main pipe (10) and the left side surface of the right main pipe (12), and a lifting ring (8) is fixedly connected on the left main pipe (10) and the right main pipe (12); the auxiliary bracket (6) comprises a rear nylon pulley (7), a left auxiliary pipe (13) and a right auxiliary pipe (14), wherein the outer diameter of the left auxiliary pipe (13) is smaller than the aperture 1-20mm in the left main pipe (10), the outer diameter of the right auxiliary pipe (14) is smaller than the aperture 1-20mm in the right main pipe (12), a plurality of jacks (9) are respectively arranged on the left auxiliary pipe (13) and the right auxiliary pipe (14) along the front-rear direction, the left auxiliary pipe (13) is positioned at the left side of the right auxiliary pipe (14), a rear nylon pulley (7) is arranged at the rear end part between the left auxiliary pipe (13) and the right auxiliary pipe (14), the left end of a shaft of the rear nylon pulley (7) is fixedly connected with the right side surface of the left auxiliary pipe (13), and the right end of the shaft of the rear nylon pulley (7) is fixedly connected with the left side surface of the right auxiliary pipe (14); the front part of the left auxiliary pipe (13) is inserted into the rear inner hole of the left main pipe (10), the front part of the left auxiliary pipe (13) and the rear part of the left main pipe (10) are connected together by a bolt penetrating through the left main pipe (10) and the jack (9) on the left auxiliary pipe (13), the front part of the right auxiliary pipe (14) is inserted into the rear inner hole of the right main pipe (12), and the front part of the right auxiliary pipe (14) and the rear part of the right main pipe (12) are connected together by a bolt (27) penetrating through the right main pipe (12) and the jack (9) on the right auxiliary pipe (14);
the height-adjusting fixing support (5) comprises a supporting rod (15), a left nut (17), a right nut (18), a left screw (20), a left hook (21), a right screw (22) and a right hook (23), wherein a left through hole (16) is formed in the left part of the supporting rod (15), a right through hole (19) is formed in the right part of the supporting rod (15), the left hook (21) is fixed to the lower end part of the left screw (20), the right hook (23) is fixed to the lower end part of the right screw (22), the left nut (17) is screwed on the upper end part of the left screw (20) after penetrating through the left through hole (16) on the supporting rod (15), the right nut (18) is screwed on the upper end part of the right screw (22) after penetrating through the right through hole (19) on the supporting rod (15), the left hook (21) is hooked on the lifting ring (8) on the left main pipe (10), and the right hook (23) is hooked on the lifting ring (8) on the right main pipe (12).
2. A downhole cable retrieving and releasing device according to claim 1, characterized in that: the front part between the right side surface of the left main pipe (10) and the left side surface of the right main pipe (12) is fixedly connected with a connecting rod.
3. A downhole cable retrieving and releasing device according to claim 1, characterized in that: the rear end part between the left main pipe (10) and the right main pipe (12) is provided with a middle nylon pulley (11), the left end of the shaft of the middle nylon pulley (11) is fixedly connected with the right side surface of the left main pipe (10), and the right end of the shaft of the middle nylon pulley (11) is fixedly connected with the left side surface of the right main pipe (12).
CN202210704457.5A 2022-06-21 2022-06-21 Underground cable winding and unwinding device Active CN115000881B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210704457.5A CN115000881B (en) 2022-06-21 2022-06-21 Underground cable winding and unwinding device

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Application Number Priority Date Filing Date Title
CN202210704457.5A CN115000881B (en) 2022-06-21 2022-06-21 Underground cable winding and unwinding device

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CN115000881A CN115000881A (en) 2022-09-02
CN115000881B true CN115000881B (en) 2023-05-05

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118137384A (en) * 2024-05-10 2024-06-04 国网山东省电力公司鱼台县供电公司 Wellhead cable dragging protection device and use method

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