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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main pipe
pipe
auxiliary
pulley
nylon pulley
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CN115000881A (en
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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
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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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    • 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]

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  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

本发明属于电力系统技术领域，具体涉及一种井下电缆收放装置。一种井下电缆收放装置，其特征在于包括电动绞磨、滑轮式伸缩架、高度调节固定支架；使用时电动绞磨放置在滑轮式伸缩架前侧；滑轮式伸缩架包括主支架和副支架；主支架包括左主管、右主管、前尼龙滑轮，前尼龙滑轮位于左主管与右主管之间的前端部；副支架包括后尼龙滑轮、左副管、右副管，左副管与右副管之间的后端部设有后尼龙滑轮；所述高度调节固定支架包括支撑杆、左螺母、右螺母、左螺杆、左挂勾、右螺杆、右挂勾，左挂勾勾挂在左主管上的吊环上，右挂勾勾挂在右主管上的吊环上。该装置收放井下电缆时，稳定性好、使用方便。

Figure 202210704457

The invention belongs to the technical field of electric power systems, and in particular relates to an underground cable retracting and unwinding device. An underground cable retracting device, characterized in that it includes an electric winch, a pulley-type telescopic frame, and a height-adjusting fixed bracket; when in use, the electric winch is placed on the front side of the pulley-type telescopic frame; the pulley-type telescopic frame includes a main bracket and an auxiliary bracket ;The main bracket includes the left main pipe, the right main pipe, and the front nylon pulley, and the front nylon pulley is located at the front end between the left main pipe and the right main pipe; the auxiliary support includes the rear nylon pulley, the left auxiliary pipe, the right auxiliary pipe, the left auxiliary pipe and the right auxiliary The rear end between the tubes is provided with a rear nylon pulley; the height adjustment fixed bracket includes a support rod, a left nut, a right nut, a left screw, a left hook, a right screw, and a right hook, and the left hook is hung on the left On the suspension ring on the supervisor, the right hook is hooked on the suspension ring on the right supervisor. The device has good stability and is convenient to use when retracting the downhole cable.

Figure 202210704457

Description

一种井下电缆收放装置An underground cable retracting device

技术领域technical field

本发明属于电力系统技术领域，具体涉及一种井下电缆收放装置。The invention belongs to the technical field of power systems, and in particular relates to an underground cable retracting and releasing device.

背景技术Background technique

在电力网络中有许多高低压电缆，在传统的高低压井下电缆收放过程中使用单只滑轮固定在井口拐角处，当大直径电缆通过滑轮时会将滑轮带翻，需工作人员进行修正重新固定，由于井口约为0.5至1米，空间狭窄，给施工人员带来难度，同时延误施工进度。There are many high-voltage and low-voltage cables in the power network. During the traditional high-voltage and low-voltage downhole cable retraction process, a single pulley is used to fix the corner of the wellhead. When a large-diameter cable passes through the pulley, the pulley belt will be overturned, and the staff needs to correct it. Fixed, because the wellhead is about 0.5 to 1 meter, the space is narrow, which brings difficulties to the construction personnel and delays the construction progress.

发明内容Contents of the invention

本发明的目的在于提供一种井下电缆收放装置，该装置收放井下电缆时，稳定性好、使用方便。The purpose of the present invention is to provide a downhole cable retracting device, which has good stability and is easy to use when retracting downhole cables.

为实现上述目的，本发明采用的技术方案是：一种井下电缆收放装置，其特征在于包括电动绞磨1、滑轮式伸缩架、高度调节固定支架5；使用时电动绞磨1放置在滑轮式伸缩架前侧；In order to achieve the above object, the technical solution adopted by the present invention is: an underground cable retracting device, which is characterized in that it includes an electric winch 1, a pulley type telescopic frame, and a height adjustment fixed bracket 5; when in use, the electric winch 1 is placed on the pulley Front side of telescopic frame;

滑轮式伸缩架包括主支架4和副支架6；主支架4包括左主管10、右主管12、前尼龙滑轮3，左主管10位于右主管12的左侧，左主管10、右主管12上均沿前后向设有多个插孔9，前尼龙滑轮3位于左主管10与右主管12之间的前端部，前尼龙滑轮3的轴的左端与左主管10的右侧面固定连接，前尼龙滑轮3的轴的右端与右主管12的左侧面固定连接，左主管10的右侧面与右主管12的左侧面之间的后部固定连接有连杆26，左主管10、右主管12上均固定连接有吊环8；副支架6包括后尼龙滑轮7、左副管13、右副管14，左副管13的外径小于左主管10内的孔径1-20mm，右副管14的外径小于右主管12内的孔径1-20mm，左副管13、右副管14上均沿前后向设有多个插孔9，左副管13位于右副管14的左侧，左副管13与右副管14之间的后端部设有后尼龙滑轮7，后尼龙滑轮7的轴的左端与左副管13的右侧面固定连接，后尼龙滑轮7的轴的右端与右副管14的左侧面固定连接；左副管13的前部插入左主管10的后部内孔中，左副管13的前部与左主管10的后部由插销穿过左主管10、左副管13上的插孔9后连接在一起，右副管14的前部插入右主管12的后部内孔中，右副管14的前部与右主管12的后部由插销27穿过右主管12、右副管14上的插孔9后连接在一起；The pulley type telescopic frame comprises main support 4 and sub-support 6; A plurality of jacks 9 are provided along the front and rear directions, and the front nylon pulley 3 is positioned at the front end between the left main pipe 10 and the right main pipe 12. The left end of the shaft of the front nylon pulley 3 is fixedly connected with the right side of the left main pipe 10. The right end of the axle of pulley 3 is fixedly connected with the left side of right main pipe 12, and the rear portion between the right side of left main pipe 10 and the left side of right main pipe 12 is fixedly connected with connecting rod 26, left main pipe 10, right main pipe 12 are fixedly connected with suspension ring 8; auxiliary support 6 includes rear nylon pulley 7, left auxiliary pipe 13, right auxiliary pipe 14, the outer diameter of left auxiliary pipe 13 is less than the aperture 1-20mm in left main pipe 10, right auxiliary pipe 14 The outer diameter of the outer diameter is less than the aperture 1-20mm in the right main pipe 12, and the left secondary pipe 13 and the right secondary pipe 14 are all provided with a plurality of jacks 9 along the front and rear directions, and the left secondary pipe 13 is located on the left side of the right secondary pipe 14, and the left secondary pipe 13 is located on the left side of the right secondary pipe 14. The rear end between the secondary pipe 13 and the right secondary pipe 14 is provided with a rear nylon pulley 7, and the left end of the shaft of the rear nylon pulley 7 is fixedly connected with the right side of the left secondary pipe 13, and the right end of the shaft of the rear nylon pulley 7 is connected with The left side of the right secondary pipe 14 is fixedly connected; the front part of the left secondary pipe 13 is inserted into the rear inner hole of the left main pipe 10, and the front part of the left secondary pipe 13 and the rear part of the left main pipe 10 pass through the left main pipe 10, The jacks 9 on the left auxiliary pipe 13 are connected together afterward, 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 passed through by a latch 27 The jack 9 on the right main pipe 12, the right auxiliary pipe 14 is connected together behind;

所述高度调节固定支架5包括支撑杆15、左螺母17、右螺母18、左螺杆20、左挂勾21、右螺杆22、右挂勾23，支撑杆15的左部设有左通孔16，支撑杆15的右部设有右通孔19，左螺杆20的下端部固定有左挂勾21，右螺杆22的下端部固定有右挂勾23，左螺杆20的上端部穿过支撑杆15上的左通孔16后旋上左螺母17，右螺杆22的上端部穿过支撑杆15上的右通孔19后旋上右螺母18，左挂勾21勾挂在左主管10上的吊环8上，右挂勾23勾挂在右主管12上的吊环8上。Described height adjustment fixed bracket 5 comprises support rod 15, left nut 17, right nut 18, left screw rod 20, left hook 21, right screw rod 22, right hook 23, and the left part of support rod 15 is provided with left through hole 16 , the right side of the support rod 15 is provided with a right through hole 19, the lower end of the left screw rod 20 is fixed with a left hook 21, the lower end of the right screw rod 22 is fixed with a right hook 23, and the upper end of the left screw rod 20 passes through the support rod Screw on the left nut 17 after the left through hole 16 on the 15, screw on the right nut 18 after the upper end of the right screw rod 22 passes through the right through hole 19 on the support bar 15, and the left hook 21 hooks up on the left main pipe 10 On the suspension ring 8, the right hook 23 is hooked on the suspension ring 8 on the right main pipe 12.

所述左主管10的右侧面与右主管12的左侧面之间的前部固定连接有连杆。A connecting rod is fixedly connected to the front between the right side of the left main pipe 10 and the left side of the right main pipe 12 .

所述左主管10与右主管12之间的后端部设有中尼龙滑轮11，中尼龙滑轮11的轴的左端与左主管10的右侧面固定连接，中尼龙滑轮11的轴的右端与右主管12的左侧面固定连接。The rear end between the left main pipe 10 and the right main pipe 12 is provided with a middle nylon pulley 11, and the left end of the shaft of the middle nylon pulley 11 is fixedly connected with the right side of the left main pipe 10, and the right end of the shaft of the middle nylon pulley 11 is connected with The left side of right main pipe 12 is fixedly connected.

本发明的有益效果在于：1、采用滑轮式伸缩架，收放井下电缆时，稳定性好、使用方便；对井下电缆无任何伤害行为，保障井下电缆快速收放；缩短井下电缆收放时间，降低施工人员工作强度。2、采用伸缩架，可适用不同深度的电缆井，方便在各种井下电缆安装、拆除。The beneficial effects of the present invention are as follows: 1. The pulley-type telescopic frame is adopted, and when the downhole cable is retracted, the stability is good and the use is convenient; there is no harm to the downhole cable, and the downhole cable is guaranteed to be retracted quickly; the time for downhole cable retraction is shortened, Reduce the work intensity of construction personnel. 2. The telescopic frame is adopted, which is suitable for cable wells of different depths, and is convenient for installation and removal of various underground cables.

附图说明Description of drawings

图1为本发明一种井下电缆收放装置的结构示意图。Fig. 1 is a structural schematic diagram of an underground cable retracting device according to the present invention.

图2为本发明主支架的结构示意图。Fig. 2 is a schematic structural view of the main support of the present invention.

图3为本发明副支架的结构示意图。Fig. 3 is a schematic structural view of the sub-stent of the present invention.

图4为本发明高度调节固定支架的结构示意图。Fig. 4 is a structural schematic diagram of the height adjustment fixing bracket of the present invention.

图5为本发明一种井下电缆收放装置的使用状态示意图。Fig. 5 is a schematic diagram of the use state of an underground cable retracting device according to the present invention.

图中：1-电动绞磨，2-电缆，3-前尼龙滑轮，4-主支架，5-高度调节固定支架，6-副支架，7-后尼龙滑轮，8-吊环，9-插孔，10-左主管，11-中尼龙滑轮，12-右主管，13-左副管，14-右副管，15-支撑杆，16-左通孔，17-左螺母，18-右螺母，19-右通孔，20-左螺杆，21-左挂勾，22-右螺杆，23-右挂勾，24-电缆井口，25-地下电缆通道，26-连杆，27-插销。In the figure: 1-electric winch, 2-cable, 3-front nylon pulley, 4-main bracket, 5-height adjustment fixed bracket, 6-sub-bracket, 7-rear nylon pulley, 8-hanging ring, 9-jack , 10-left main pipe, 11-middle nylon pulley, 12-right main pipe, 13-left auxiliary pipe, 14-right auxiliary pipe, 15-support rod, 16-left through hole, 17-left nut, 18-right nut, 19-right through hole, 20-left screw rod, 21-left hook, 22-right screw rod, 23-right hook, 24-cable wellhead, 25-underground cable channel, 26-connecting rod, 27-bolt.

具体实施方式Detailed ways

下面结合附图详细说明本发明的优选实施例。Preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

如图1-5所示，一种井下电缆收放装置，包括电动绞磨(或称：电动绞磨机、绞磨机，为现有技术)1、滑轮式伸缩架、高度调节固定支架5；使用时电动绞磨1放置在滑轮式伸缩架前侧(地面上)；As shown in Figures 1-5, an underground cable retracting device includes an electric winch (or called: electric winch, winch, which is the prior art) 1, a pulley-type telescopic frame, and a height-adjusting fixed bracket 5 ; When in use, the electric winch 1 is placed on the front side of the pulley type telescopic frame (on the ground);

滑轮式伸缩架包括主支架4和副支架6；主支架4包括左主管10、右主管12、前尼龙滑轮3，左主管10位于右主管12的左侧(左主管10、右主管12均为管状，内有内孔)，左主管10、右主管12上均沿前后向设有多个插孔9(间隔设插孔9，多个插孔9为2-40个)，前尼龙滑轮3位于左主管10与右主管12之间的前端部(为描述方便，图1中的左边为前、右边为后)，前尼龙滑轮3的轴的左端与左主管10的右侧面固定(如焊接)连接，前尼龙滑轮3的轴的右端与右主管12的左侧面固定(如焊接)连接(前尼龙滑轮3可旋转，前尼龙滑轮3为现有技术)，左主管10的右侧面与右主管12的左侧面之间的后部固定(如焊接)连接有连杆26(即由前尼龙滑轮3和连杆26将左主管10与右主管12连接)，左主管10、右主管12上均固定(如焊接)连接有吊环8(1-6个吊环)；副支架6包括后尼龙滑轮7、左副管13、右副管14，左副管13的外径小于左主管10内的孔径1-20mm(即左副管13的前部可插入左主管10中)，右副管14的外径小于右主管12内的孔径1-20mm(即右副管14的前部可插入左主管10中；最佳为：左副管13与右副管14之间的间距等于左主管10与右主管12之间的间距)，左副管13、右副管14上均沿前后向设有多个插孔9(间隔设插孔9，多个插孔9为2-40个)，左副管13位于右副管14的左侧(左副管13、右副管14均为管状，内有内孔)，左副管13与右副管14之间的后端部设有后尼龙滑轮7，后尼龙滑轮7的轴的左端与左副管13的右侧面固定(如焊接)连接，后尼龙滑轮7的轴的右端与右副管14的左侧面固定(如焊接)连接(后尼龙滑轮7可旋转，后尼龙滑轮7为现有技术)；左副管13的前部插入左主管10的后部内孔中(左副管13的前部可在左主管10的后部内移动，即可调节滑轮式伸缩架的长度，当调节好长度后，再插入插销27)，左副管13的前部与左主管10的后部由插销(或插杆、螺栓)穿过左主管10、左副管13上的插孔9后连接在一起，右副管14的前部插入右主管12的后部内孔中(右副管14的前部可在右主管12的后部内移动，即可调节滑轮式伸缩架的长度，当调节好长度后，再插入插销27)，右副管14的前部与右主管12的后部由插销(或插杆、螺栓)27穿过右主管12、右副管14上的插孔9后连接在一起；The pulley type telescopic frame comprises main support 4 and secondary support 6; Tubular, with inner hole), the left main pipe 10 and the right main pipe 12 are all provided with a plurality of jacks 9 along the front and rear direction (the jacks 9 are arranged at intervals, and the number of jacks 9 is 2-40), the front nylon pulley 3 Located at the front end between the left main pipe 10 and the right main pipe 12 (for convenience of description, the left side in Fig. 1 is the front and the right side is the rear), the left end of the axle of the front nylon pulley 3 is fixed to the right side of the left main pipe 10 (as welding) connection, the right end of the shaft of the front nylon pulley 3 is fixed (as welding) to the left side of the right main pipe 12 and connected (the front nylon pulley 3 is rotatable, and the front nylon pulley 3 is prior art), the right side of the left main pipe 10 The rear portion between the surface and the left side of the right main pipe 12 is fixed (as welded) and is connected with a connecting rod 26 (that is, the left main pipe 10 is connected with the right main pipe 12 by the front nylon pulley 3 and the connecting rod 26), the left main pipe 10, The right main pipe 12 is fixed (as welded) and connected with suspension rings 8 (1-6 suspension rings); the sub-support 6 includes the rear nylon pulley 7, the left sub-pipe 13, the right sub-pipe 14, and the outer diameter of the left sub-pipe 13 is smaller than the left side Aperture 1-20mm in the main pipe 10 (that is, the front portion of the left secondary pipe 13 can be inserted into the left main pipe 10), and the outer diameter of the right secondary pipe 14 is smaller than the aperture 1-20mm in the right main pipe 12 (that is, the front of the right secondary pipe 14). part can be inserted in the left main pipe 10; the best is: the spacing between the left secondary pipe 13 and the right secondary pipe 14 is equal to the distance between the left main pipe 10 and the right main pipe 12), the left secondary pipe 13 and the right secondary pipe 14 are all A plurality of jacks 9 are provided along the front and back direction (the jacks 9 are arranged at intervals, and the number of jacks 9 is 2-40), and the left secondary pipe 13 is located on the left side of the right secondary pipe 14 (the left secondary pipe 13, the right secondary pipe 14 are tubular, with inner hole), the rear end between the left secondary pipe 13 and the right secondary pipe 14 is provided with a rear nylon pulley 7, the left end of the shaft of the rear nylon pulley 7 and the right side of the left secondary pipe 13 Fixed (as welding) connection, the right end of the shaft of rear nylon pulley 7 is fixed (as welding) connection (rear nylon pulley 7 is rotatable, and rear nylon pulley 7 is prior art) with the left side of right secondary pipe 14; The front part of the pipe 13 is inserted into the rear inner hole of the left main pipe 10 (the front part of the left secondary pipe 13 can move in the rear part of the left main pipe 10, and the length of the pulley type telescopic frame can be adjusted. After the length is adjusted, insert Latch 27), the front portion of the left auxiliary pipe 13 and the rear portion of the left main pipe 10 are connected together after passing through the jack 9 on the left main pipe 10 and the left auxiliary pipe 13 by a latch (or plunger, bolt), and the right auxiliary pipe 14 is inserted into the rear inner hole of the right main pipe 12 (the front of the right auxiliary pipe 14 can be moved in the rear of the right main pipe 12 to adjust the length of the pulley type telescopic frame, after the length is adjusted, insert the latch 27), 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 jack 9 on the right main pipe 12 and the right auxiliary pipe 14 by a latch (or insert rod, bolt) 27;

所述高度调节固定支架5包括支撑杆15、左螺母17、右螺母18、左螺杆20、左挂勾21、右螺杆22、右挂勾23，支撑杆15的左部设有左通孔16，支撑杆15的右部设有右通孔19，左螺杆20的下端部固定(如焊接)有左挂勾21，右螺杆22的下端部固定(如焊接)有右挂勾23，左螺杆20的上端部穿过支撑杆15上的左通孔16后旋上左螺母17(左螺母17位于支撑杆15上方，左螺母17上固定有旋转用的手柄)，右螺杆22的上端部穿过支撑杆15上的右通孔19后旋上右螺母18(右螺母18位于支撑杆15上方，右螺母18上固定有旋转用的手柄)，左挂勾21勾挂在左主管10上的吊环8上，右挂勾23勾挂在右主管12上的吊环8上。Described height adjustment fixed bracket 5 comprises support rod 15, left nut 17, right nut 18, left screw rod 20, left hook 21, right screw rod 22, right hook 23, and the left part of support rod 15 is provided with left through hole 16 , the right part of support bar 15 is provided with right through hole 19, and the lower end of left screw rod 20 is fixed (as welding) has left hook 21, and the lower end of right screw rod 22 is fixed (as welding) has right hook 23, and left screw rod After the upper end of 20 passes through the left through hole 16 on the support rod 15, screw on the left nut 17 (the left nut 17 is positioned at the top of the support rod 15, and the left nut 17 is fixed with a handle for rotation), and the upper end of the right screw rod 22 passes through Screw on the right nut 18 after the right through hole 19 on the support rod 15 (the right nut 18 is positioned at the top of the support rod 15, and the handle for rotation is fixed on the right nut 18), and the left hook 21 is hooked on the left main pipe 10. On the suspension ring 8, the right hook 23 is hooked on the suspension ring 8 on the right main pipe 12.

所述左主管10的右侧面与右主管12的左侧面之间的前部固定(如焊接)连接有连杆(提高主支架4的稳定性)。The front part between the right side of the left main pipe 10 and the left side of the right main pipe 12 is fixed (as welded) and connected with a connecting rod (to improve the stability of the main support 4).

所述左主管10与右主管12之间的后端部设有中尼龙滑轮(即尼龙滑轮)11，中尼龙滑轮11的轴的左端与左主管10的右侧面固定(如焊接)连接，中尼龙滑轮11的轴的右端与右主管12的左侧面固定(如焊接)连接(中尼龙滑轮11可旋转，中尼龙滑轮11为现有技术)。The rear end between the left main pipe 10 and the right main pipe 12 is provided with a middle nylon pulley (i.e. a nylon pulley) 11, and the left end of the shaft of the middle nylon pulley 11 is fixedly (as welded) connected with the right side of the left main pipe 10, The right end of the axle of middle nylon pulley 11 is fixed (as welding) to be connected with the left side of right main pipe 12 (middle nylon pulley 11 is rotatable, and middle nylon pulley 11 is prior art).

使用：1、根据电缆井的深度调节滑轮式伸缩架的长度(通过副支架6伸缩来调节，然后插入插销27)，将滑轮式伸缩架斜插入电缆井口24中，利用高度调节固定支架使滑轮式伸缩架固定在电缆井口上(支撑杆15搁置在电缆井口24的上面，通过旋转左螺母17、右螺母18，来调节支撑杆15之下的左螺杆20、右螺杆22的长度)。2、收电缆：将地下电缆通道25中的电缆2从后尼龙滑轮7的下端通过至前尼龙滑轮3的上端出井至电动绞磨1上，启动电动绞磨1，将电缆地下电缆通道25中取出(当采用中尼龙滑轮11时，电缆可从中尼龙滑轮11的下端或上端通过)。3、放电缆：地面上的电缆前尼龙滑轮3的上端入电缆井口24中，通过后尼龙滑轮7的下端后进入地下电缆通道25中。Use: 1. Adjust the length of the pulley-type telescopic frame according to the depth of the cable well (adjust by stretching the auxiliary bracket 6, and then insert the pin 27), insert the pulley-type telescopic frame obliquely into the cable well head 24, and use the height to adjust the fixed bracket to make the pulley Type telescopic frame is fixed on the cable wellhead (support rod 15 rests on the cable wellhead 24, by rotating left nut 17, right nut 18, adjusts the length of left screw rod 20, right screw rod 22 under the support rod 15). 2. Cable collection: pass the cable 2 in the underground cable channel 25 from the lower end of the rear nylon pulley 7 to the upper end of the front nylon pulley 3 and go out to the electric winch 1, start the electric winch 1, and put the cable in the underground cable channel 25. Take out (when adopting middle nylon pulley 11, cable can pass through from the lower end or upper end of middle nylon pulley 11). 3, put the cable: the upper end of the front nylon pulley 3 of the cable on the ground enters in the cable wellhead 24, enters in the underground cable channel 25 after passing through the lower end of the rear nylon pulley 7.

该井下电缆收放装置总重小于18kg(不含电动绞磨)，轻便适用于任何场所，便于携带。The total weight of the downhole cable retracting device is less than 18kg (excluding the electric winch), which is light and suitable for any place and easy 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)

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