CN218829035U

CN218829035U - High-altitude wire towing frame, high-altitude wire towing station and electric operation system

Info

Publication number: CN218829035U
Application number: CN202223236823.3U
Authority: CN
Inventors: 周浩宇; 刘启明; 薛晓昕
Original assignee: Sany Heavy Machinery Ltd
Current assignee: Sany Heavy Machinery Ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-07
Anticipated expiration: 2032-12-01

Abstract

The utility model relates to the technical field of power supply units, a high altitude tow line frame, high altitude tow line station and electric operation system are provided, wherein, high altitude tow line frame includes stand, sliding part, tow line arm and drive arrangement, the sliding part is provided with at least two, each sliding part distributes and closes mutually along the circumference of stand and forms closed annular cylinder, sliding part and stand sliding connection, the slip direction is unanimous with the axis direction of stand, the lateral wall of sliding part is provided with many slide rail structures, slide rail structure extends along the circumference of sliding part, many slide rail structures distribute along the axis direction equidistance of sliding part; the tow line arms are used for supporting the first cable, at least two tow line arms are arranged, and the tow line arms are connected with the sliding rail structure in a sliding mode; the driving device is arranged to drive any one of the sliding parts to slide relative to the upright post. So set up, solved the high altitude among the prior art tow line station cable winding interference's that exists when supplying power to many cable type electric operating machinery problem.

Description

High-altitude wire towing frame, high-altitude wire towing station and electric operation system

Technical Field

The utility model relates to a power supply unit technical field especially relates to a high altitude tow line frame, high altitude tow line station and electronic operating system.

Background

Conventional work machines, such as conventional excavators, use a fuel engine as a power source, but the fuel engine has high fuel consumption, high running cost, and serious emission and noise pollution, so the work machine is gradually developed toward an electric work machine. In order to ensure the working duration of the electric working machine, power supply systems such as a power supply station are often used to continuously supply power to the electric working machine.

Since a cable type electric working machine such as an electric excavator is usually used for traveling work, a conventional towing station is generally fixed to a work site, and is adapted to a work position of the cable type electric working machine by turning a towing arm in a vertical direction and pitching the towing arm about a horizontal axis. However, when the power is supplied to a plurality of cable type electric operation machines by the tow station in the prior art, the problems of cable winding interference and the like can occur, and the tow station cannot adapt to the working condition that a plurality of cable type electric operation machines need to operate simultaneously.

Therefore, how to solve the problem of cable winding interference when the overhead towing line station in the prior art supplies power to a plurality of cable-type electric working machines becomes an important technical problem to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high altitude tow line frame, high altitude tow line station and electric operating system for solve the high altitude tow line station among the prior art and twine the defect of interfering at the cable that exists when supplying power to many cable type electric operating machinery.

The utility model provides a high altitude tow line frame, include:

a column;

the sliding part is arranged along the circumferential direction of the upright column and surrounds the upright column to form a closed annular cylinder, the sliding part is connected with the upright column in a sliding manner, the sliding direction is consistent with the axial direction of the upright column, the outer side wall of the sliding part is provided with a plurality of sliding rail structures, the sliding rail structures extend along the circumferential direction of the sliding part, and the sliding rail structures are equidistantly distributed along the axial direction of the sliding part;

the cable pulling device comprises at least two cable pulling arms, a sliding rail structure and a cable pushing mechanism, wherein the cable pulling arms are used for supporting a first cable and are connected with the sliding rail structure in a sliding manner;

and the driving device is arranged to drive any one of the sliding parts to slide relative to the upright post.

According to the utility model provides a pair of high altitude tow line frame, the sliding part includes:

a first slider and a second slider;

the middle sliding blocks are used for being connected with the tow line arm, at least two middle sliding blocks are arranged, each middle sliding block is located between the first sliding block and the second sliding block and distributed along the axis direction of the stand column, and the outer side walls of the first sliding block, the second sliding block and the middle sliding blocks are provided with the sliding rail structures.

According to the utility model provides a pair of high altitude tow line frame, first slider with the second slider all sets up at least two, each first slider is followed the axis direction of stand distributes, and is individual the second slider is followed the axis direction of stand distributes.

According to the utility model provides a high altitude tow line frame, the first slider, the second slider and the middle slider all include slider bodies, the slide rail structure includes the spout that sets up in the slider body lateral wall, the spout extends along the circumference of slider body;

the end part of the tow line arm is provided with a connecting part, and the connecting part can be embedded into the sliding groove and can slide in a reciprocating manner along the extending direction of the sliding groove.

According to the utility model provides a high altitude swift, be provided with the first conductive part that is used for being connected with first cable electricity on the connecting portion, be provided with the second conductive part on the slider body, the second conductive part can with first conductive part sliding contact;

the inner part of the upright post is provided with a through channel for a second cable connected to a power distribution station to pass through, the upright post is provided with a third conductive part electrically connected with the second cable, and the third conductive part can be in sliding contact with the second conductive parts on the slider bodies.

According to the utility model provides a pair of high altitude tow line frame, drive arrangement includes the driving piece, the driving piece is provided with at least two, each the driving piece is followed the circumference of stand distributes, the driving piece with the stand is connected, each the drive end of driving piece corresponds and connects one the sliding part.

According to the utility model provides a pair of high altitude tow line frame, the length of tow line arm can stretch out and draw back the regulation, the tow line arm is close to the one end of stand is provided with cable winding and unwinding devices, cable winding and unwinding devices sets up to the roll-up or release first cable.

According to the utility model provides a pair of high altitude tow line frame, it is right to be provided with on the tow line arm first cable carries out spacing portion.

The utility model also provides a high altitude tow line station, including foretell high altitude tow line frame.

The utility model also provides an electric operating system, including cable type electric operating machinery with right the high altitude tow line station of cable type electric operating machinery power supply, the high altitude tow line station is foretell high altitude tow line station.

The utility model provides a high altitude tow line frame, including stand, sliding part, drive arrangement and two at least tow line arms, the sliding part is provided with two at least, and each sliding part just encloses mutually and closes the closed annular cylinder of formation along the circumference distribution of stand. The outer side wall of the sliding part is provided with a sliding rail structure, the sliding rail structure extends along the circumferential direction of the sliding part, and the tow line arm is connected with the sliding rail structure in a sliding mode, so that the tow line arm can rotate around the stand column along with the cable type electric operation machine. The slide rail structure is provided with many on same sliding part, can supply two at least tow line arms and same sliding part sliding connection. The correspondence sets up the required cable of a cable formula electrical operation machinery on every tow line arm, makes the utility model provides a high altitude tow line frame can be simultaneously to the power supply of many cable formula electrical operation machinery. The sliding part is connected with the upright column in a sliding way, and the sliding direction is consistent with the axial direction of the upright column. The driving device can drive any one sliding part to slide relative to the upright post, so that the tow line arm connected with the sliding part can be driven to lift. Many slide rail structures along the axis direction equidistance distribution of sliding part, the slide rail structure on the adjacent sliding part can the butt joint, and after one of them sliding part slided the certain distance along the axis direction of stand, partial slide rail structure on this sliding part still can dock with the slide rail structure on the rest sliding part, and then still can revolve around the stand after making the towline arm go up and down. In this configuration, when the cable-type electric working machine (referred to as a first electric working machine) needs to work at a position closer to the column, the slide portion corresponding to the cable-type electric working machine may be driven by the driving device to descend, so that the height of the trailing arm (referred to as a first trailing arm) corresponding to the cable-type electric working machine may be reduced. When the cable-type electric working machine (referred to as a second electric working machine) needs to work at a position farther from the column, the slide portion corresponding to the cable-type electric working machine may be driven by the driving device to ascend so as to increase the height of the trailing arm (referred to as a second trailing arm) corresponding to the cable-type electric working machine. The first electric operation machine, the cable and the first towing arm corresponding to the first electric operation machine can freely shuttle from the lower parts of the cable and the second towing arm corresponding to the second electric operation machine, so that the problem of cable winding interference is effectively avoided, and the problem of cable winding interference existing when a high-altitude towing station in the prior art supplies power to a plurality of cable type electric operation machines is solved.

Furthermore, the high-altitude wire towing station provided by the utility model has the high-altitude wire towing bracket, so that the high-altitude wire towing station also has various advantages.

Further, the present invention provides an electric working system including the aerial wire pulling station as described above, and therefore, having various advantages as described above.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a high-altitude wire towing station provided by the present invention;

FIG. 2 is a schematic view of a part of the structure of the high-altitude towing line frame provided by the present invention;

FIG. 3 is an enlarged view of I in FIG. 2;

fig. 4 is a schematic structural view of an annular column surrounded by the sliding part provided by the present invention;

fig. 5 is a first schematic structural diagram of a slider body according to the present invention;

fig. 6 is a schematic structural diagram ii of the slider body according to the present invention;

fig. 7 is a schematic structural view of the end of the tow arm provided by the present invention;

fig. 8 is a schematic view of a partial structure of the tow arm according to the present invention.

Reference numerals:

1. a column; 2. a sliding part; 3. a tow arm; 4. a drive device; 5. a first slider; 6. a second slider; 7. a middle slide block; 8. a slider body; 9. a chute; 10. a connecting portion; 11. a drive member; 12. a cable pay-off and take-up device; 13. a first cable; 14. a cable-type electric working machine; 15. a limiting hole; 16. a card slot; 17. a protrusion; 18. a knuckle arm.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The aerial towline station of the present invention is described below with reference to fig. 1 to 8.

As shown in fig. 1 to 8, an overhead wire towing bracket according to an embodiment of the present invention includes a column 1, a sliding portion 2, a driving device 4, and at least two wire towing arms 3.

Specifically, the number of the sliding portions 2 is at least two, and each sliding portion 2 is distributed along the circumferential direction of the column 1 and surrounds to form a closed annular cylinder, that is, the annular cylinder surrounded by the sliding portions 2 is sleeved outside the column 1.

A slide rail structure is provided on the outer side wall of the sliding portion 2, and extends in the circumferential direction of the sliding portion 2. The trailing arm 3 is slidably connected to the slide rail structure, so that the trailing arm 3 can be rotated around the column 1 along with the cable-type electric working machine 14.

Specifically, the slide rail structure may be extended in the circumferential direction of the sliding portion 2 to form a closed loop, so that the trailing arm 3 can be rotated 360 degrees around the column 1, ensuring the working range of the cable-type electric working machine 14.

The slide rail structure is provided with many on same sliding part 2, can supply two at least tow line arms 3 and same sliding part 2 sliding connection. Every tow line arm 3 can correspond and set up the required cable of a cable formula electric operating machinery 14, makes the utility model provides a high altitude tow line frame can be simultaneously to the power supply of two at least cable formula electric operating machinery 14.

The sliding part 2 is connected with the upright post 1 in a sliding way, and the sliding direction is consistent with the axial direction of the upright post 1. The driving device 4 can drive any one of the sliding parts 2 to slide relative to the upright post 1, so that the tow arm 3 connected with the sliding part 2 can be driven to lift.

Many sliding rail structure along the axis direction equidistance distribution of sliding part 2, the sliding rail structure on the adjacent sliding part 2 can dock, and after one of them sliding part 2 slided the certain distance along the axis direction of stand 1, partial sliding rail structure on this sliding part 2 still can dock with the sliding rail structure on all the other sliding parts 2, and then still can revolve around stand 1 after making towline arm 3 go up and down.

In this arrangement, when the cable-type electric working machine 14 (referred to as a first electric working machine) needs to work at a position closer to the column 1, the slide portion 2 corresponding to the cable-type electric working machine 14 can be driven by the driving device 4 to be lowered so as to reduce the height of the trailing arm 3 (referred to as a first trailing arm) corresponding to the cable-type electric working machine 14. When the cable type electric working machine 14 (referred to as a second electric working machine) needs to work at a position farther from the column 1, the slide portion 2 corresponding to the cable type electric working machine 14 may be driven by the driving device 4 to be raised so as to increase the height of the trailing arm 3 (referred to as a second trailing arm) corresponding to the cable type electric working machine 14. Therefore, the first electric operation machine, the cable corresponding to the first electric operation machine and the first towline arm 3 can freely shuttle from the lower parts of the cable corresponding to the second electric operation machine and the second towline arm 3, the problem of cable winding interference is effectively avoided, and the problem of cable winding interference existing when the high-altitude towline station in the prior art supplies power to a plurality of cable type electric operation machines is solved.

In this embodiment, the driving device 4 includes at least two driving members 11, and the driving members 11 correspond to the sliding portions 2 one to one. The driving parts 11 are distributed along the circumference of the upright post 1, the driving parts 11 are connected with the upright post 1, and the driving end of each driving part 11 is correspondingly connected with one sliding part 2.

In a specific embodiment, the driving member 11 may be a driving cylinder such as an oil cylinder or an air cylinder, and the axial direction of the driving cylinder is parallel to the axial direction of the upright post 1. The cylinder base of the driving cylinder can be connected to the column 1 and the piston rod of the driving cylinder can be connected to the sliding part 2.

In this embodiment, the tow arm 3 is a telescopic arm, and the length thereof can be telescopically adjusted, and when the cable type electric working machine 14 needs to work at a position closer to the column 1, the height of the tow arm 3 is reduced, and the tow arm 3 can be shortened to reduce the length of the tow arm 3. When the cable-type electric working machine 14 needs to work at a position farther from the column 1, the trailing arm 3 can be extended to increase the length of the trailing arm 3 while increasing the height of the trailing arm 3.

The tow line arms 3 are arranged to be telescopic arms, so that the cables corresponding to the two tow line arms 3 can be further prevented from being wound and interfered, the cable corresponding to one tow line arm 3 is prevented from being interfered with the other tow line arm 3, and the operation range of the cable type electric operation machine 14 can be enlarged.

The tow line arm 3 comprises at least two knuckle arms 18, the axial directions of the knuckle arms 18 are parallel, and two adjacent knuckle arms 18 are connected in a sliding mode, and the sliding direction is consistent with the axial direction of the knuckle arms 18. Specifically, the respective knuckle arms 18 may be fitted together, and one end of the outermost knuckle arm 18 is connected to the sliding portion 2 as the end of the trailing arm 3. And driving components such as air cylinders or hydraulic cylinders are arranged between the adjacent knuckle arms 18, and the adjacent knuckle arms 18 are driven to relatively displace by utilizing the extension and contraction of the air cylinders or the hydraulic cylinders, so that the extension and contraction actions of the tow line arms 3 can be realized.

It should be noted that, for those skilled in the art, the structure of the telescopic arm with the length capable of being telescopically adjusted is mature prior art and is not described herein again.

The cable arranged on the towing arm 3 is called as a first cable 13, the first cable 13 extends along the axis direction of the towing arm 3, and the first cable 13 is extended to one end of the towing arm 3 far away from the upright post 1 and then is hung downwards to the ground so as to be electrically connected with the cable type electric operation machine 14. When adjusting the length of the trailing arm 3, the length of the first cable 13 also needs to be adjusted appropriately. In this embodiment, the towing arm 3 is provided with a cable winding and unwinding device 12, and the cable winding and unwinding device 12 is disposed at one end of the towing arm 3 close to the upright post 1 and used for winding or releasing the first cable 13, as shown in fig. 7. When the trailing arm 3 is extended, the cable winding and unwinding device 12 releases the first cable 13, and when the trailing arm 3 is shortened, the cable winding and unwinding device 12 winds up the first cable 13.

The cable winding and unwinding device 12 includes a winding drum and a motor, the winding drum is rotatably disposed on the tow arm 3, and the winding drum is driven by the motor to rotate, so that the winding drum can be driven to rotate relative to the tow arm 3, and the first cable 13 is wound or released.

It should be noted that, for those skilled in the art, the cable reel 12 for reeling or releasing the cable is a mature prior art and will not be described herein.

In this embodiment, the tow line arm 3 is provided with a limiting part for limiting the first cable 13, and when the tow line arm 3 is telescopically adjusted, the limiting part can comb and straighten the first cable 13, so as to prevent the first cable 13 on the tow line arm 3 from being wound, and ensure the neatness of the high-altitude tow line frame.

Specifically, a limiting hole 15 may be provided on each knuckle arm 18 of the tow arm 3, and the limiting hole 15 is located at an end of the knuckle arm 18 far from the upright post 1 and can be used for the first cable 13 to pass through, see fig. 8.

In the present embodiment, the sliding portion 2 includes a first slider 5, a second slider 6, and an intermediate slider 7.

The middle sliding blocks 7 are provided with at least two sliding blocks and are used for being connected with the tow line arms 3. Each intermediate slide block 7 is located between the first slide block 5 and the second slide block 6, and each intermediate slide block 7 is distributed along the axial direction of the upright post 1. The outer side walls of the first sliding block 5, the second sliding block 6 and the middle sliding block 7 are all provided with sliding rail structures.

The first slide 5 can be positioned above the intermediate slide 7 and the second slide 6 can be positioned below the intermediate slide 7. When the driving device 4 is used to drive one of the sliding portions 2 to slide upwards relative to the upright post 1, the second slider 6 of the sliding portion 2 may be matched with the lowermost middle slider 7 of the other sliding portions 2, and the slide rail structure on the second slider 6 of the sliding portion 2 may be abutted with the slide rail structure on the lowermost middle slider 7 of the other sliding portions 2, so as to ensure that the tow line arm 3 connected to the lowermost middle slider 7 of the other sliding portions 2 can still rotate 360 degrees around the upright post 1.

Similarly, when one of the sliding portions 2 is driven by the driving device 4 to slide downward relative to the upright post 1, the first slider 5 of the sliding portion 2 may be engaged with the uppermost intermediate slider 7 of the other sliding portions 2, and the slide rail structure on the first slider 5 of the sliding portion 2 may be abutted against the slide rail structure on the uppermost intermediate slider 7 of the other sliding portions 2, so as to ensure that the tow arm 3 connected to the uppermost intermediate slider 7 of the other sliding portions 2 can still rotate 360 degrees around the upright post 1.

In this case, the driving cylinder needs to be provided below the sliding portion 2. When the height of the trailing arm 3 needs to be increased, the corresponding drive cylinder is extended, and an upward force is applied to the corresponding sliding portion 2 to drive the sliding portion 2 to slide upward relative to the column 1. When the height of the tow arm 3 needs to be lowered, the corresponding driving cylinder is shortened, and each sliding part 2 can fall down relative to the upright post 1 under the action of the self gravity and the downward acting force generated by the tow arm 3.

In a further embodiment, the number of the first sliding blocks 5 and the number of the second sliding blocks 6 are at least two, each first sliding block 5 is distributed along the axial direction of the upright post 1, and the plurality of second sliding blocks 6 are distributed along the axial direction of the upright post 1.

Specifically, the number of the first sliders 5 per sliding portion 2 may be made one less than the number of the intermediate sliders 7, and the number of the second sliders 6 per sliding portion 2 may be made one less than the number of the intermediate sliders 7. In this way, when the lowermost intermediate slider 7 of one of the sliders 2 is brought into abutment with the uppermost intermediate slider 7 of the remaining sliders 2, the second sliders 6 of the slider 2 can be brought into abutment with the remaining intermediate sliders 7 of the remaining sliders 2, respectively. And when the uppermost intermediate slide block 7 of one of the slide portions 2 is butted with the lowermost intermediate slide block 7 of the other slide portions 2, each first slide block 5 of the slide portion 2 can be butted with the other intermediate slide blocks 7 of the other slide portions 2, respectively, thereby ensuring that each trailing arm 3 can smoothly rotate around the column 1 by 360 degrees.

In this embodiment, the first slider 5, the second slider 6, and the intermediate slider 7 have the same structure, and each include a slider body 8.

The upright 1 can be provided as a cylinder, and correspondingly, the slider body 8 is a sector-ring cylinder. A clamping groove 16 is arranged on the outer side wall of the upright post 1, a protrusion 17 is arranged on the inner side wall of the slider body 8, and the protrusion 17 can be embedded in the clamping groove 16 and can slide in the clamping groove 16 in a reciprocating manner along the axial direction of the upright post 1, referring to fig. 2, 3, 5 and 6. The protrusion 17 interacts with the slot 16 to prevent the slider body 8 from separating from the column 1 along the radial direction of the column 1.

The slide rail structure includes spout 9, and spout 9 sets up in the lateral wall of slider body 8, and spout 9 extends along the circumference of slider body 8. A connecting portion 10 is provided at an end of the tow arm 3, and the connecting portion 10 can be fitted into the chute 9 and can slide back and forth in the extending direction of the chute 9. The connecting portion 10 interacts with the slide groove 9 to prevent the end of the tow arm 3 from separating from the slider body 8 in a direction away from the upright 1.

Specifically, two sliding grooves 9 are arranged on each sliding block body 8, the extending directions of the two sliding grooves 9 are parallel, and the opening directions are opposite, as shown in fig. 6. Two connecting parts 10 are arranged at the end part of the tow arm 3, and the two connecting parts 10 are arranged oppositely and can simultaneously extend into two sliding grooves 9 of the sliding block plate body, as shown in fig. 2 and 7.

In the present embodiment, a first conductive portion for electrically connecting with the first cable 13 on the trailing arm 3 is provided on the connecting portion 10. The slider body 8 is provided with a second conductive part, and after the connecting part 10 at the end part of the trailing arm 3 is clamped with the sliding groove 9 of the slider, the first conductive part on the connecting part 10 can be contacted with the second conductive part on the slider body 8. And the trailing arm 3 is rotated around the upright 1, the first conductive part on the connecting part 10 can be brought into sliding contact with the second conductive part on each slide block located at the same height.

The cable used for being connected with the power distribution station is called as a second cable, a through channel is arranged inside the upright post 1, and the second cable is arranged inside the upright post 1. The column 1 is provided with a third conductive portion for electrically connecting with a second cable inside the column 1, and the third conductive portion can be in sliding contact with the second conductive portion on each of the slider bodies 8.

So set up, when adjusting the height of trailing arm 3 and trailing arm 3 gyration in-process, the problem of cable winding interference can not appear, can further improve the clean and tidy degree of high altitude trailing arm frame.

The second cable is located inside the upright post 1, the upper end of the second cable is electrically connected with the third conductive part, and the lower end of the second cable extends to the lower end of the upright post 1 and is used for being electrically connected with a power distribution station. The distribution station is connected to the high voltage of the external power grid, and is used to transform the high voltage and then to deliver it to the cable-type electric working machine 14 through the second cable.

The first conductive portion, the second conductive portion, and the third conductive portion may be conductive sheets.

In addition, in each component in the present embodiment, except that the first conductive portion, the second conductive portion, and the third conductive portion are made of conductive materials, the rest of the components are made of insulating materials.

In the mine operation environment, it is spacious generally in the air, do not have the shelter, adopt the embodiment of the utility model provides an aerial towing line frame can utilize the spacious space of cable formula electric operating machinery 14 top, drags the line, and the overall arrangement drags the line in the high altitude, and is less to moving range such as electric excavator, electronic loader, electronic broken special plane, electric quantity demand is great, cable formula electric operating machinery 14 that operating time is long, can solve the problem that ground drags the line power supply difficulty, the easy damage of cable, and can ensure cable formula electric operating machinery 14's operation scope.

The cable (including first cable 13 and second cable) in this embodiment not only can be the power transmission line, still can be for the signal line, and the signal line on each towline arm 3 concentrates to the control room, can realize the remote control to the excavator, causes personnel's injury when avoiding the mine operation.

On the other hand, the embodiment of the utility model provides a high altitude tow line station is still provided, including the high altitude tow line frame that any above-mentioned embodiment provided. The high-altitude wire dragging frame in the embodiment can supply power to a plurality of cable type electric operation machines 14 at the same time, can prevent cables from winding and interfering, and ensures power supply safety. Therefore, the high-altitude power supply station in the embodiment can simultaneously supply power to the plurality of cable type electric operation machines 14, can prevent the cables from winding and interfering, and has the advantage of high safety. The embodiment of the utility model provides an in the high altitude tow line station beneficial effect derive the process similar roughly with the beneficial effect's of above-mentioned high altitude tow line frame derive the process, and the no longer repeated description here.

In another aspect, the present invention further provides an electric operating system, which includes a cable-type electric operating machine 14 and an overhead wire pulling station provided in any one of the above embodiments, where the overhead wire pulling station is used to supply power to the cable-type electric operating machine 14. All the advantages of the high-altitude wire pulling station are achieved, and the description is omitted. The embodiment of the utility model provides an electric operating system's beneficial effect derive the process similar substantially with the derivation process of the beneficial effect at above-mentioned high altitude tow line station, and it is no longer repeated here.

In the embodiment of the present invention, the type of the cable-type electric working machine 14 is not limited, and for example, the cable-type electric working machine 14 may be an electric excavator, an electric crane, an electric loader, a special electric breaker, or the like. In other words, the cable electric working machine 14 needs an external power source during working.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A high altitude tow line frame which characterized in that includes:

a column;

the sliding part is connected with the upright column in a sliding manner, the sliding direction is consistent with the axial direction of the upright column, the outer side wall of the sliding part is provided with a plurality of sliding rail structures, the sliding rail structures extend along the circumferential direction of the sliding part, and the plurality of sliding rail structures are distributed at equal intervals along the axial direction of the sliding part;

2. The overhead trailing wire rack according to claim 1, wherein the sliding part comprises:

a first slider and a second slider;

the middle sliding blocks are connected with the tow line arms and are at least two, each middle sliding block is located between the first sliding block and the second sliding block and distributed along the axis direction of the stand column, and the outer side walls of the first sliding block, the second sliding block and the middle sliding blocks are provided with the sliding rail structures.

3. The high-altitude wire towing bracket according to claim 2, wherein the number of the first sliding blocks and the number of the second sliding blocks are at least two, each first sliding block is distributed along the axial direction of the upright post, and each second sliding block is distributed along the axial direction of the upright post.

4. The aerial towing bracket of claim 2, wherein the first slider, the second slider and the middle slider each comprise a slider body, and the slide rail structure comprises a slide groove provided on an outer side wall of the slider body, the slide groove extending in a circumferential direction of the slider body;

5. The overhead trailing arm of claim 4, wherein the connecting portion is provided with a first conductive portion for electrical connection with the first cable, and the slider body is provided with a second conductive portion capable of sliding contact with the first conductive portion;

6. The high-altitude towing line frame according to claim 1, wherein the driving device comprises at least two driving members, each driving member is distributed along the circumference of the upright column, the driving members are connected with the upright column, and the driving end of each driving member is correspondingly connected with one sliding part.

7. The high altitude tow line frame of claim 1, wherein the length of the tow line arm can be telescopically adjusted, one end of the tow line arm close to the upright post is provided with a cable winding and unwinding device, and the cable winding and unwinding device is arranged to wind or release the first cable.

8. The high altitude tow line frame according to claim 1, wherein the tow line arm is provided with a limiting part for limiting the first cable.

9. An aerial stringing station, comprising an aerial stringing frame as claimed in any one of claims 1 to 8.

10. An electric work system comprising a cable-type electric work machine and an aerial terminal for powering the cable-type electric work machine, the aerial terminal being as defined in claim 9.