CN111453527A - Automatic high-voltage cable pay-off device and pay-off method thereof - Google Patents

Automatic high-voltage cable pay-off device and pay-off method thereof Download PDF

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Publication number
CN111453527A
CN111453527A CN202010302422.XA CN202010302422A CN111453527A CN 111453527 A CN111453527 A CN 111453527A CN 202010302422 A CN202010302422 A CN 202010302422A CN 111453527 A CN111453527 A CN 111453527A
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CN
China
Prior art keywords
oil cylinder
assembly
cable
driving wheel
supporting
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
Application number
CN202010302422.XA
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Chinese (zh)
Inventor
杨维平
李海东
孙永武
柴正均
彭龙虎
郑涛华
丁敏
李松茂
周红斌
陈松
任俊松
唐国权
张永超
王明飞
李达
马建勇
祝华坤
陈浩
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.)
China Railway Construction Electrification Bureau Group Co Ltd
South Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
Original Assignee
China Railway Construction Electrification Bureau Group Co Ltd
South Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Railway Construction Electrification Bureau Group Co Ltd, South Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd filed Critical China Railway Construction Electrification Bureau Group Co Ltd
Priority to CN202010302422.XA priority Critical patent/CN111453527A/en
Publication of CN111453527A publication Critical patent/CN111453527A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H49/00Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
    • B65H49/18Methods or apparatus in which packages rotate
    • B65H49/20Package-supporting devices
    • B65H49/30Swifts or skein holders
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/06Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/34Handled filamentary material electric cords or electric power cables

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  • Unwinding Of Filamentary Materials (AREA)

Abstract

An automatic high-voltage cable pay-off device comprises a left support assembly, a right support assembly, a cable drum clamping assembly, a driving wheel assembly, a supporting wheel assembly, a cable drum width adjusting assembly, a driving hydraulic motor and a multi-path hydraulic control valve; the left support assembly is connected with the right support assembly in a sliding mode through the driving wheel assembly and the supporting wheel assembly, the automatic high-voltage cable pay-off device is mainly suitable for laying and unfolding long-distance trunk high-voltage cables and other cables, and is more suitable for being installed on wheeled and track flat cars to operate, synchronous unfolding is achieved, bending stress of the cables is released, construction efficiency is high, safety and reliability are achieved, labor cost is greatly reduced, and labor intensity is reduced.

Description

Automatic high-voltage cable pay-off device and pay-off method thereof
Technical Field
The invention relates to a pay-off device, belongs to the professional construction of electric power, power transformation and contact networks in the fields of railways, urban rail transit and national grid construction, and lays high-voltage cables, in particular to an automatic pay-off device for high-voltage cables.
Background
The cable reel for laying high-voltage cables in professional construction of electric power, power transformation and contact networks in the fields of railway, urban rail transit and national power grid construction is rotated, the cable reel is supported by two jacks and then rotated by 8-10 persons, and after the cables are spread out from the cable reel, the high-voltage cables are laid by adopting an electric winching and manual traction mode. Especially, the high-voltage cable single coil of the high-speed railway trunk line has the length of more than 3000 meters and the weight of about 5000Kg, and needs more protection of safety guards and more manpower to rotate the cable coil due to the restriction of construction environment and terrain so as to realize the unfolding of the cable. During the cable spreading process, the events of cable sheath damage, cable bending stress unreleased and jack heeling are normal, the protection of the finished product is not in place, and safety risks accompany the events.
Aiming at the situations and solving the problems of aging of constructors and low construction efficiency, the automatic pay-off device for the high-voltage cable is developed.
Disclosure of Invention
Aiming at the problems, the invention aims to provide the automatic high-voltage cable pay-off device and the pay-off method thereof, which have the advantages of synchronous pay-off, cable bending stress release, high construction efficiency, safety and reliability. The technical scheme adopted by the invention is as follows: an automatic high-voltage cable pay-off device comprises a right support assembly, a left support assembly, a cable drum clamping assembly, a driving wheel assembly, a support wheel assembly, a cable drum width adjusting assembly, a driving hydraulic motor and a multi-path hydraulic control valve;
the right support assembly comprises a bottom plate, a right support frame, a right jacking oil cylinder, a hydraulic motor mounting seat and a right lifting sliding plate; the right supporting frame is vertically and fixedly connected to one side of the bottom plate, the right supporting frame is of a frame structure, a hollow rectangular groove is formed in the middle of the right supporting frame, a right jacking oil cylinder is vertically arranged on the lower portion of the rectangular groove, an opening is formed in the right lifting sliding plate, two sides of the opening are embedded into a right inner groove in the side face of the rectangular groove, the lower end of the right lifting sliding plate is installed at the jacking end of the jacking oil cylinder, and the right jacking oil cylinder can push the right lifting sliding plate to slide up and down;
the left support assembly comprises a left support frame, two bearing wheels and two left bearing seats, and the two left bearing seats are respectively axially aligned with the two rows of right bearing seats; the left support frame is of a frame structure, and the middle part of the left support frame is a hollow rectangular groove; the lower part of the rectangular groove is provided with a left jacking oil cylinder which is vertically arranged, the inside of a left lifting slide plate is provided with a hole, two sides of the left lifting slide plate are embedded into a right inner groove on the side surface of the rectangular groove, the lower end of the left lifting slide plate is arranged at the pushing end of the left jacking oil cylinder, the left jacking oil cylinder can push the left lifting slide plate to slide along the left inner groove of the left support frame, and a bearing wheel is fixedly arranged at the bottom of;
the cable drum clamping assembly comprises a double-head locking screw rod, two cable drum clamping devices are arranged at two ends of the double-head locking screw rod in a thread fit mode, each cable drum clamping device comprises a quick locking hand wheel, a bearing seat, a bearing and a tip cone which are arranged from outside to inside, and an inner hole of the quick locking hand wheel is engraved with an inner thread matched with the screw rod;
the driving wheel assemblies and the supporting wheel assemblies are arranged on the bottom end of the bottom plate and the supporting frame in two rows, the left end hubs of the driving wheel assemblies and the supporting wheel assemblies are fixed on the left support assembly, the right end hubs of the driving wheel assemblies and the supporting wheel assemblies are fixed on the right support assembly, and the driving hydraulic motor is arranged at the right end of the driving wheel assemblies and can drive the driving wheels of the driving wheel assemblies to rotate;
the cable reel width adjusting assembly comprises a telescopic oil cylinder and an oil cylinder lug seat, the telescopic oil cylinder is installed in the middle of the bottom plate through the oil cylinder lug seat fixed on the bottom plate, and the telescopic end of the telescopic oil cylinder is fixed at the lower end of the middle of the left support frame and can push the left support frame assembly to slide left and right; the middle shafts of the driving wheel assembly and the supporting wheel assembly are in spline sliding connection with the two right bearing seats of the right bracket assembly, so that the driving wheel or the supporting wheel at the left end of the driving wheel assembly and the supporting wheel assembly can slide left and right along with the left bracket assembly.
Furthermore, the driving wheel assembly and the supporting wheel assembly are both arranged on the bottom plate and the bottom end of the supporting frame through a right bearing seat; the right bearing seats are multiple and are arranged on the bottom plate and the supporting frame in a front row and a rear row.
Further, the driving wheel assembly of the driving wheel assembly comprises an inner spline shaft and an outer spline shaft; the inner spline shaft and the outer spline shaft are respectively provided with a right spline driving wheel and a left spline driving wheel, the outer side of the right spline driving wheel at the right end is provided with a connecting shaft used for being connected with the output end of the hydraulic motor, and the outer end of the outer spline shaft is provided with a spline shaft sleeve.
Furthermore, the supporting wheel assembly comprises a hollow mandrel, a solid mandrel and a supporting wheel only internally embedded with a bearing.
Furthermore, the upper end of the telescopic oil cylinder is provided with a protection plate.
Furthermore, the type of the telescopic oil cylinder is HSG 63-400.
The invention has the advantages and characteristics that: the synchronous unfolding is realized, the bending stress of the cable is released, the construction efficiency is high, the safety and the reliability are realized, the labor cost is greatly reduced, and the labor intensity is reduced.
Drawings
FIG. 1 is a schematic overall structure of a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of the right bracket assembly of the embodiment of FIG. 1;
FIG. 3 is a schematic structural view of the left bracket assembly of the embodiment of FIG. 1;
FIG. 4 is a schematic structural view of the cable drum clamping assembly of the embodiment of FIG. 1;
FIG. 5 is a schematic structural view of a drive wheel assembly of the embodiment of FIG. 1;
FIG. 6 is a schematic structural view of the support wheel assembly of the embodiment of FIG. 1;
FIG. 7 is a schematic structural diagram of a telescopic cylinder of the embodiment of FIG. 1;
FIG. 8 is a schematic diagram of the structure of the drive hydraulic motor of the embodiment of FIG. 1;
FIG. 9 is a schematic diagram of the multi-way hydraulic control valve of the embodiment of FIG. 1;
FIG. 10 is a schematic view of the embodiment of FIG. 1 with the cable drum in position after it has been dropped onto the support and drive wheels;
fig. 11 is a top view of the drive wheel assembly and the support wheel assembly.
Detailed Description
The invention is further illustrated with reference to the accompanying drawings:
referring to fig. 1-3, an automatic high-voltage cable pay-off device includes a right bracket assembly 1, a left bracket assembly 2, a cable drum clamping assembly 3, a driving wheel assembly 4, a supporting wheel assembly 5, a cable drum width adjusting assembly 6, a driving hydraulic motor 7, and a multi-path hydraulic control valve 8;
the right bracket assembly 1 comprises a bottom plate 11, a right supporting frame 12, a right jacking oil cylinder 13, a hydraulic motor mounting seat 14 and a right lifting sliding plate 15; the right supporting frame 12 is vertically and fixedly connected to one side of the bottom plate 11, the right supporting frame 12 is of a frame structure, the middle part of the right supporting frame 12 is a hollow rectangular groove, the lower part of the rectangular groove is provided with a right jacking oil cylinder 13 which is vertically arranged, an opening is formed in the right lifting sliding plate 15 (the opening is matched with the cable reel clamping assembly 3), two sides of the opening are embedded into a right inner groove 121 on the side surface of the rectangular groove, the lower end of the right lifting sliding plate 15 is installed at the jacking end of the jacking oil cylinder 13, and the right jacking oil cylinder 13 can push the right lifting sliding plate 15;
the left bracket assembly 2 comprises a left support frame 21, a bearing wheel 22 and left bearing seats 23, wherein two left bearing seats 23 are respectively axially aligned with the two rows of right bearing seats 16; the left support frame 21 is of a frame structure, and the middle part of the left support frame is a hollow rectangular groove; the lower part of the rectangular groove is provided with a left jacking oil cylinder 25 which is vertically arranged, the inside of a left lifting slide plate 26 is provided with a hole (the hole is matched with the cable reel clamping component 3), and both sides of the left lifting slide plate 26 are embedded into a right inner groove 121 on the side surface of the rectangular groove, the lower end of the left lifting slide plate 26 is arranged at the pushing end of the left jacking oil cylinder 25, the left jacking oil cylinder 25 can push the left lifting slide plate 26 to slide along a left inner groove 211 of the left support frame, and a bearing wheel 22 is fixedly arranged at the;
referring to fig. 4, the cable drum clamping assembly 3 includes a double-head locking screw rod 31, two cable drum clamping devices are mounted at two ends of the double-head locking screw rod 31 in a thread fit manner, and each cable drum clamping device includes a fast locking hand wheel 32, a bearing seat 33, a bearing 34 and a tip cone 35 which are arranged from outside to inside; an inner hole of the quick locking hand wheel 32 is carved with an internal thread matched with the screw rod;
two rows of driving wheel assemblies 4 and supporting wheel assemblies 5 are arranged at the bottom ends of the bottom plate 11 and the supporting frame 12, the left end hubs of the driving wheel assemblies 4 and the supporting wheel assemblies 5 are fixed on the left bracket component 2, the right end hubs of the driving wheel assemblies 4 and the supporting wheel assemblies 5 are fixed on the right bracket component 1, and the driving hydraulic motor 7 is arranged at the right end of the driving wheel assemblies 4 and can drive the driving wheels of the driving wheel assemblies 4 to rotate;
referring to fig. 5, the driving wheel assembly of the driving wheel assembly 4 includes a female spline shaft 41 and a male spline shaft 44; the inner spline shaft 41 and the outer spline shaft 44 are respectively provided with a right spline driving wheel 43 and a left spline driving wheel 46 (the right spline driving wheel 43 and the left spline driving wheel 46 are collectively called as driving wheels), the outer side of the right spline driving wheel 43 at the right end is provided with a connecting shaft 42 used for being connected with the output end of a hydraulic motor, and the outer end of the outer spline shaft 44 is provided with a spline shaft sleeve 45. The right bearing blocks 16 are arranged in two rows on the bottom plate 11 and the support frame 12.
Referring to fig. 6, the support wheel assembly 5 includes a hollow shaft 51, a solid shaft 52, and 2 support wheels 53 with bearings embedded therein.
Referring to fig. 7, the cable reel width adjustment assembly 6 includes a telescopic cylinder 61 and a cylinder lug 62, and a protection plate 62 for preventing the telescopic cylinder 61 from being damaged by collision is disposed at an upper end of the telescopic cylinder 61 (model HSG 63-400).
The telescopic oil cylinder 61 is arranged in the middle of the bottom plate 11 through an oil cylinder lug seat 62 fixed on the bottom plate 11, and the telescopic end of the telescopic oil cylinder 61 is fixed at the lower end of the middle of the left support frame 21; and can push the left bracket component 2 to slide left and right; the intermediate shafts of the driving wheel assembly 4 and the supporting wheel assembly 5 are in spline sliding connection with the two right bearing seats 16 of the right bracket assembly, so that the driving wheel or the supporting wheel at the left end of the driving wheel assembly 4 and the supporting wheel assembly 5 can slide left and right along with the left bracket assembly 2.
The paying-off method of the automatic high-voltage cable paying-off device comprises the following steps:
the method comprises the following steps: the whole pay-off device is lifted at a proper position, the bottom plate 11 and the bottom of the left support are connected and fixed through bolts, the bottom plate and the left support are fixed on an external flat car chassis, and the telescopic oil cylinder 61 is operated to stretch according to the diameter and the width of a cable drum, so that the distance between tip cones 35 at two ends of the cable drum clamping assembly 3 is larger than the total width of the cable drum;
step two: hoisting the cable reel to the left and right brackets to fall on the driving and supporting wheels, wherein the outer edge of the cable reel is tangent to the outer edges of the driving and supporting wheels, so that the cable reel 9 is clamped in the cable reel, the falling position is shown in the figure and the figure 11, and after loosening the lifting appliance and removing the lifting appliance, operating the left jacking oil cylinder 25 and the right jacking oil cylinder 13 on the left and right brackets to push any hole on the lifting sliding plate to be close to the central hole of the cable reel;
step three: 2 clamping tip cones 35 are installed in the sliding plate holes of the left support and the right support, a double-end locking screw rod 31 penetrates through the two tip cones 35 and the central hole of the cable reel, the clamping oil cylinder is operated to retract to the right position, hand wheels at two ends of the screw rod are locked, the left side and the right side of the cable reel are in a horizontal position, no surge occurs, and the cable reel is reliably installed;
step four: after the cable reel is fixed in place, the jacking oil cylinder is descended, the cable reel falls on the driving and supporting wheels, the hydraulic motor 7 is started according to the cable laying direction, the driving wheel is in contact friction with the cable reel, the driving wheel rotates to drive the cable reel to rotate reversely, and the function of automatically unfolding and unfolding the high-voltage cable is realized; the cable reel can rotate in the required direction, and the feed flow and pressure of the hydraulic motor can be adjusted according to the traction force and the traction speed of the cable, so that the synchronous and natural discharge of the cable can be realized.
In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "lateral", "parallel", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only for the purpose of illustrating the structural relationship and principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides an automatic pay-off of high tension cable which characterized in that: the device comprises a right bracket component (1), a left bracket component (2), a cable drum clamping component (3), a driving wheel component (4), a supporting wheel component (5), a cable drum width adjusting component (6), a driving hydraulic motor (7) and a multi-path hydraulic control valve (8);
the right support assembly (1) comprises a bottom plate (11), a right support frame (12), a right jacking oil cylinder (13), a hydraulic motor mounting seat (14) and a right lifting sliding plate (15); the right supporting frame (12) is vertically and fixedly connected to one side of the bottom plate (11), the right supporting frame (12) is of a frame structure, the middle of the right supporting frame is a hollowed rectangular groove, a right jacking oil cylinder (13) which is vertically arranged is arranged at the lower part of the rectangular groove, an opening is formed in the right lifting sliding plate (15), two sides of the opening are embedded into a right inner groove (121) on the side surface of the rectangular groove, the lower end of the right lifting sliding plate (15) is installed at the jacking end of the jacking oil cylinder (13), and the right jacking oil cylinder (13) can push the right lifting sliding plate (15) to slide up and down along the right;
the left support assembly (2) comprises a left support frame (21), a bearing wheel (22), a left bearing seat (23), a hydraulic oil cylinder mounting seat (24), a left jacking oil cylinder (25) and a left lifting sliding plate (26), wherein two left bearing seats (23) are respectively axially aligned with two rows of right bearing seats (16); the left support frame (21) is of a frame structure, and the middle part of the left support frame is a hollow rectangular groove; a left jacking oil cylinder (25) which is vertically arranged is arranged at the lower part of the rectangular groove, an opening is formed in the left lifting sliding plate (26), two sides of the left lifting sliding plate are embedded into a right inner groove (121) on the side surface of the rectangular groove, the lower end of the left lifting sliding plate (26) is installed at the pushing end of the left jacking oil cylinder (25), the left jacking oil cylinder (25) can push the left lifting sliding plate (26) to slide along a left inner groove (211) of the left support frame, and the bearing wheel (22) is fixedly installed at the bottom of the left support frame (21);
the cable drum clamping assembly (3) comprises a double-end locking screw rod (31), two cable drum clamping devices are arranged at two ends of the double-end locking screw rod (31) in a threaded fit mode, each cable drum clamping device comprises a quick locking hand wheel (32), a bearing seat (33), a bearing (34) and a tip cone (35) which are arranged from outside to inside, and internal threads matched with the screw rod are carved in an inner hole of the quick locking hand wheel (32);
the driving wheel assemblies (4) and the supporting wheel assemblies (5) are arranged in two rows and are arranged at the bottom ends of the bottom plate (11) and the supporting frame (12), the left end hubs of the driving wheel assemblies (4) and the supporting wheel assemblies (5) are fixed on the left bracket component (2), the right end hubs of the driving wheel assemblies (4) and the supporting wheel assemblies (5) are fixed on the right bracket component (1), and the driving hydraulic motor (7) is arranged at the right end of the driving wheel assemblies (4) and can drive the driving wheels of the driving wheel assemblies (4) to rotate;
the cable reel width adjusting assembly (6) comprises a telescopic oil cylinder (61) and an oil cylinder lug seat (62), the telescopic oil cylinder (61) is installed in the middle of the bottom plate (11) through the oil cylinder lug seat (62) fixed on the bottom plate (11), and the telescopic end of the telescopic oil cylinder (61) is fixed at the lower end of the middle of the left support frame (21) and can push the left support frame assembly (2) to slide left and right; the intermediate shaft of the driving wheel assembly (4) and the supporting wheel assembly (5) is in spline sliding connection with the two right bearing seats (16) of the right bracket assembly, so that the driving wheel or the supporting wheel at the left end of the driving wheel assembly (4) and the supporting wheel assembly (5) can slide left and right along with the left bracket assembly (2).
2. The automatic pay-off device for high-voltage cables as claimed in claim 1, wherein: the number of the right bearing seats (16) is two, and the right bearing seats are arranged on the bottom plate (11) and the support frame (12) in two rows.
3. The automatic pay-off device for high-voltage cables as claimed in claim 1, wherein: the driving wheel assembly (4) comprises an inner spline shaft (41) and an outer spline shaft (44); the inner spline shaft (41) and the outer spline shaft (44) are respectively provided with a right spline driving wheel (43) and a left spline driving wheel (46), the outer side of the right spline driving wheel (43) at the right end is provided with a connecting shaft (42) connected with the output end of the hydraulic motor, and the outer end of the outer spline shaft (44) is provided with a spline shaft sleeve (45).
4. The automatic pay-off device for high-voltage cables as claimed in claim 2, wherein: the supporting wheel assembly (5) comprises a hollow shaft (51), a solid shaft (52) and 2 supporting wheels (53) internally embedded with bearings.
5. The automatic pay-off device for high-voltage cables as claimed in claim 1, wherein: the upper end of the telescopic oil cylinder (61) is provided with a protective plate (17) for preventing the telescopic oil cylinder (61) from being damaged by collision.
6. The automatic pay-off device for high-voltage cables as claimed in claim 1, wherein: the type of the telescopic oil cylinder (61) is HSG 63-400.
7. The paying-off method of the automatic high-voltage cable paying-off device as claimed in claim 1, wherein: the method comprises the following steps:
the method comprises the following steps: the whole pay-off device is lifted at a proper position, a bottom plate (11) and the bottom of a left support are connected and fixed through bolts, the bottom plate and the left support are fixed on an external flat car chassis, a telescopic oil cylinder (61) is operated to stretch according to the diameter and the width of a cable drum, and a left support assembly (2) slides left and right along with the telescopic oil cylinder, so that the distance between tip cones (35) at two ends of a cable drum clamping assembly (3) is larger than the total width of the cable drum; the shafts of the driving wheel assembly (4) and the supporting wheel assembly (5) are in spline sliding connection with the two right bearing seats (16) of the right bracket.
Step two: hoisting a cable reel (9) to the left and right supports to fall onto the driving and supporting wheels, wherein the outer edge of the cable reel is tangent to the outer edges of the driving and supporting wheels, so that the cable reel is clamped in the cable reel, and after loosening and removing the lifting appliance, operating a left jacking oil cylinder (25) and a right jacking oil cylinder (13) on the left and right supports to push any one hole on the lifting sliding plate to be close to the central hole of the cable reel;
step three: 2 clamping tip cones (35) are installed in sliding plate holes of a left support and a right support, a double-end locking screw rod (31) penetrates through two tip cones (35) and a central hole of a cable drum, a clamping oil cylinder is operated to retract, two rollers at the bottom of the right support roll in place, and hand wheels (32) are quickly locked at two ends of the screw rod to lock, so that the left side and the right side of the cable drum (9) are in a horizontal position, no surge occurs, and the cable drum (9) is reliably installed;
step four: after the cable reel (9) is ensured to be free of obstacles in the rotation range and to be safe and reliable, after the cable reel is fixed in place, the jacking oil cylinder is descended, the cable reel naturally falls on the driving and supporting wheels, the hydraulic motor (7) is started according to the cable laying direction, the driving wheel and the supporting wheel are in contact friction with the cable reel, the driving wheel rotates to drive the cable reel to reversely rotate, and the supporting wheel supports the cable reel to reversely rotate; the automatic unfolding function of the high-voltage cable is realized; the cable reel can rotate in the required direction, and the feed flow and pressure of the hydraulic motor can be adjusted according to the traction force and the traction speed of the cable, so that the synchronous and natural discharge of the cable can be realized.
CN202010302422.XA 2020-04-17 2020-04-17 Automatic high-voltage cable pay-off device and pay-off method thereof Pending CN111453527A (en)

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Cited By (3)

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CN115303872A (en) * 2022-08-17 2022-11-08 青岛汉缆股份有限公司 Cable reel erection braking system
CN117410887A (en) * 2023-12-11 2024-01-16 长缆电工科技股份有限公司 Cable laying system, speed control method and use method
CN117963652A (en) * 2024-04-01 2024-05-03 莱州亚通重型装备有限公司 Automatic cable winding and unwinding device and underground coal mine operation vehicle

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CN206814107U (en) * 2017-06-13 2017-12-29 江西吉恩重工有限公司 A kind of adjustable cable pay off rack
CN110683408A (en) * 2019-04-18 2020-01-14 广东电网有限责任公司 Horizontal high-voltage cable exhibition machine control system based on intelligent hydraulic control technology
CN110980399A (en) * 2019-12-26 2020-04-10 国网山东省电力公司临沂供电公司 Power cable pay-off device and use method thereof
CN212798985U (en) * 2020-04-17 2021-03-26 中铁建电气化局集团南方工程有限公司 Automatic pay-off of high tension cable

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CN115303872A (en) * 2022-08-17 2022-11-08 青岛汉缆股份有限公司 Cable reel erection braking system
CN115303872B (en) * 2022-08-17 2024-05-31 青岛汉缆股份有限公司 Cable drum erection braking system
CN117410887A (en) * 2023-12-11 2024-01-16 长缆电工科技股份有限公司 Cable laying system, speed control method and use method
CN117410887B (en) * 2023-12-11 2024-04-02 长缆电工科技股份有限公司 Cable laying system, speed control method and use method
CN117963652A (en) * 2024-04-01 2024-05-03 莱州亚通重型装备有限公司 Automatic cable winding and unwinding device and underground coal mine operation vehicle
CN117963652B (en) * 2024-04-01 2024-05-28 莱州亚通重型装备有限公司 Automatic cable winding and unwinding device and underground coal mine operation vehicle

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Application publication date: 20200728