CN215364598U

CN215364598U - Mechanical arm for replacing GIL pipe bus

Info

Publication number: CN215364598U
Application number: CN202120741013.XU
Authority: CN
Inventors: 尚子勇; 王刚; 杨明玲
Original assignee: Yunnan Zhibang Technology Co ltd
Current assignee: Yunnan Zhibang Technology Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-12-31
Anticipated expiration: 2031-04-12

Abstract

The utility model relates to the technical field of installation of GIL tubular buses, in particular to a mechanical arm for replacing a GIL tubular bus. The utility model aims to solve the technical problems of high replacement difficulty and inconvenient operation. In order to solve the technical problems, the utility model provides a mechanical arm for replacing a GIL tubular bus, which mainly comprises a connecting plate, a connecting piece and a control mechanism, wherein the mechanical arm is used for realizing multi-angle control on the GIL tubular bus by controlling the lengths of a first hydraulic rod, a second hydraulic rod, a third hydraulic rod and a fourth hydraulic rod and the rotation of a first rotary supporting plate and a second rotary supporting plate, so that the working control flow is greatly simplified, the working difficulty in the replacing process of the GIL tubular bus is reduced, the working efficiency of replacing the GIL tubular bus is improved, the working space height is reduced, a peripheral high-voltage electric danger area is completely avoided, the safety is greatly improved, the power failure range is reduced in the working process, and the economic benefit is indirectly generated.

Description

Mechanical arm for replacing GIL pipe bus

Technical Field

The utility model relates to the technical field of installation of GIL tubular buses, in particular to a mechanical arm for replacing a GIL tubular bus.

Background

The GIL tube bus is a new component in the ultrahigh voltage transmission industry, and due to the excellent insulating property in the transmission process, the GIL tube bus is more and more widely applied, and all the current newly-built converter stations need to use the GIL tube bus. The GIL pipe mother also faces the problem of maintenance and replacement like other mechanical equipment in the use process, but the existing GIL pipe mother has the following defects in the replacement process:

the conventional replacement method of the GIL pipe bus is a crane hoisting method, and in the operation process of a crane, as the hoisting height of a hoisting arm exceeds the height of the GIL pipe bus by more than 6 meters, and a plurality of live bare wires with voltage of more than 220kV are arranged around the GIL pipe bus, the technical requirement on the operation of the crane is very high, the crane is difficult to avoid dangerous high-voltage bare wires and has very high potential safety hazards, large-area power failure needs to be carried out in a station in the replacement operation process of the GIL pipe bus usually, and great economic loss is brought by the power failure, so that the crane is quite inconvenient; the existing GIL pipe nuts are different in installation position, are horizontally installed on the axis, are vertically installed on the axis, are inconvenient to operate in a hoisting mode by a crane, further improve the technical requirements and increase the replacement difficulty of the GIL pipe nuts.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mechanical arm for replacing a GIL pipe nut, which solves the problem of inconvenient replacement in the background technology by arranging a control mechanism.

In order to achieve the purpose, the utility model provides the following technical scheme: a mechanical arm for replacing a GIL pipe bus comprises a connecting plate, a connecting piece and a control mechanism.

Control mechanism is installed at the top of connecting plate, the last connecting piece of installing of control mechanism, first rotation supporting disk is installed to the bottom of connecting plate.

The control mechanism comprises a first supporting arm, a second supporting arm and a third supporting arm, the top surface of the connecting plate is rotatably provided with the first supporting arm and a first hydraulic rod, one end of the first supporting arm, far away from the connecting plate, is rotatably provided with the second supporting arm, one end of the second supporting arm, far away from the first supporting arm, is rotatably provided with the third supporting arm, one end of the third supporting arm, far away from the second supporting arm, is rotatably provided with a connecting piece, one end of the first hydraulic rod, far away from the connecting plate, is rotatably provided with the outer surface of one side wall of the first supporting arm, one outer surface of one side wall of the first supporting arm is rotatably provided with a second hydraulic rod, one end of the second hydraulic rod, far away from the second supporting arm, is rotatably provided with the outer surface of one side wall of the second supporting arm, the outer surface of one side wall of the second supporting arm is rotatably provided with the third hydraulic rod, one end of the third hydraulic rod, far away from the second supporting arm, is rotatably provided with the third hydraulic rod, the utility model discloses a female special frock of GIL pipe is installed to the position that is close to the third hydraulic stem on the third support arm, the one end that the third hydraulic stem was kept away from to the fourth hydraulic stem is rotated and is installed on the connecting piece, one side fixed surface of connecting piece installs the arm connecting block, one side surface mounting that the connecting piece was kept away from to the arm connecting block has the rotatory supporting disk of second, the female special frock support frame of GIL pipe is installed to the one end that the arm connecting block was kept away from to the rotatory supporting disk of second, install the female special frock support frame of GIL pipe on the female special frock of GIL pipe.

Preferably, the rotation angle of the first support arm ranges from 30 degrees to 90 degrees.

Preferably, a base is installed at the bottom end of the first rotating support plate.

Preferably, the length ratio of the first support arm to the second support arm is 5: 4.

Preferably, the length ratio of the second support arm to the third support arm is 5: 4.

Preferably, one end of the second hydraulic rod and one end of the third hydraulic rod are respectively and rotatably mounted on the outer surfaces of the two opposite side walls of the second supporting arm.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the control mechanism is arranged, and by controlling the lengths of the first hydraulic rod, the second hydraulic rod, the third hydraulic rod and the fourth hydraulic rod and the rotation of the first rotating support plate and the second rotating support plate, the multi-angle control of the GIL tube bus is realized, the work control flow is greatly simplified, and the work difficulty in the replacement process of the GIL tube bus is reduced;

(2) the utility model is provided with the control mechanism, thereby improving the working efficiency of replacing the GIL pipe bus, reducing the height of the operation space, and completely avoiding the surrounding high-voltage electric danger area, thereby greatly improving the safety, reducing the power failure range in the operation process and indirectly generating the economic benefit.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural diagram of a front view after transforming the form of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1A;

fig. 4 is a schematic view of the enlarged structure of the portion B in fig. 2 according to the present invention.

In the figure: 1. a base; 2. a first rotation support disk; 3. a connecting plate; 4. a first hydraulic lever; 5. a first support arm; 6. a second hydraulic rod; 7. a second support arm; 8. a third hydraulic lever; 9. a third support arm; 10. a fourth hydraulic lever; 11. a connecting member; 12. a mechanical arm connecting block; 13. a second rotation support disk; 14. a tool support frame special for the GIL pipe bus; 15. female special frock of GIL pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: a mechanical arm for replacing a GIL pipe bus comprises a connecting plate 3, a connecting piece 11 and a control mechanism.

Control mechanism is installed at the top of connecting plate 3, last connecting piece 11 of installing of control mechanism, first rotation support dish 2 is installed to the bottom of connecting plate 3.

The control mechanism comprises a first support arm 5, a second support arm 7 and a third support arm 9, the top surface of the connecting plate 3 is rotatably provided with the first support arm 5 and a first hydraulic rod 4, the first support arm 5 is far away from one end of the connecting plate 3 and is rotatably provided with the second support arm 7, the second support arm 7 is far away from one end of the first support arm 5 and is rotatably provided with the third support arm 9, the third support arm 9 is far away from one end of the second support arm 7 and is rotatably provided with a connecting piece 11, the first hydraulic rod 4 is far away from one end of the connecting plate 3 and is rotatably provided on the outer surface of one side wall of the first support arm 5, the outer surface of one side wall of the first support arm 5 is rotatably provided with a second hydraulic rod 6, the second hydraulic rod 6 is far away from one end of the first support arm 5 and is rotatably provided on the outer surface of one side wall of the second support arm 7, and the outer surface of one side wall of the second support arm 7 is rotatably provided with a third hydraulic rod 8, the one end that second support arm 7 was kept away from to third hydraulic stem 8 rotates and installs on third support arm 9, the position that is close to third hydraulic stem 8 on the third support arm 9 rotates and installs fourth hydraulic stem 10, the one end that third hydraulic stem 8 was kept away from to fourth hydraulic stem 10 rotates and installs on connecting piece 11, a side fixed surface of connecting piece 11 installs arm connecting block 12, a side surface that connecting piece 11 was kept away from to arm connecting block 12 has second rotation supporting disk 13, the female special frock 15 of GIL pipe is installed to the one end that arm connecting block 12 was kept away from to second rotation supporting disk 13, install the female special frock support frame 14 of GIL pipe on the female special frock 15 of GIL pipe.

Specifically, the rotation angle range of the first supporting arm 5 is 30 degrees to 90 degrees, and the rotation angle range of the first supporting arm 5 in a large range is arranged, so that the use height of the device is conveniently increased, and the GIL pipe mother placed on the bottom surface is conveniently taken.

Specifically, base 1 is installed to the bottom of first rotation supporting disk 2, can external removal frame or mount through base 1, and the flexibility is high.

Specifically, the length ratio of the first support arm 5 to the second support arm 7 is 5:4, and the first support arm 5 and the second support arm 7 are arranged in a length ratio of 5:4, so that better control is facilitated.

Specifically, the length ratio of the second support arm 7 to the third support arm 9 is 5:4, and the second support arm 7 and the third support arm 9 are arranged in a length ratio of 5:4, so that better control is facilitated.

Specifically, one end of the second hydraulic rod 6 and one end of the third hydraulic rod 8 are respectively and rotatably mounted on the outer surfaces of two opposite side walls of the second supporting arm 7.

The working principle is as follows: the electric elements in the application are externally connected with a power supply and a control switch when in use, and the first hydraulic rod 4, the second hydraulic rod 6, the third hydraulic rod 8 and the fourth hydraulic rod 10 are externally connected with hydraulic sources, the utility model can be externally connected with a movable frame or a fixed frame when in use, has high flexibility, by controlling the lengths of the first hydraulic lever 4, the second hydraulic lever 6, the third hydraulic lever 8 and the fourth hydraulic lever 10, and the rotation of the first rotary supporting disk 2 and the second rotary supporting disk 13, the multi-angle control of the GIL tubular bus is realized, the work control flow is greatly simplified, the work difficulty in the replacement process of the GIL tubular bus is reduced, the work efficiency of the replacement of the GIL tubular bus is improved, the height of the operation space is reduced, the peripheral high-voltage danger area is completely avoided, therefore, the safety is greatly improved, the power failure range is reduced in the operation process, and the economic benefit is indirectly generated.

In the description of the present invention, it is to be understood that the terms "center", "middle", "eccentric", "longitudinal", "lateral", "length", "width", "thickness", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a mechanical arm that is used for female change of GIL pipe which characterized in that: comprises a connecting plate (3), a connecting piece (11) and a control mechanism;

the top of the connecting plate (3) is provided with a control mechanism, the control mechanism is provided with a connecting piece (11), and the bottom end of the connecting plate (3) is provided with a first rotating support plate (2);

control mechanism includes first support arm (5), second support arm (7) and third support arm (9), the top surface of connecting plate (3) is rotated and is installed first support arm (5) and first hydraulic stem (4), the one end that connecting plate (3) were kept away from in first support arm (5) is rotated and is installed second support arm (7), the one end that first support arm (5) were kept away from in second support arm (7) is rotated and is installed third support arm (9), the one end that second support arm (7) were kept away from in third support arm (9) is rotated and is installed connecting piece (11), the one end that connecting plate (3) were kept away from in first hydraulic stem (4) is rotated and is installed a lateral wall surface at first support arm (5), a lateral wall surface of first support arm (5) is rotated and is installed second hydraulic stem (6), the one end that first support arm (5) were kept away from in second hydraulic stem (6) is rotated and is installed a lateral wall of second support arm (7) The outer surface of one side wall of the second supporting arm (7) is rotationally connected with a third hydraulic rod (8), one end of the third hydraulic rod (8) far away from the second supporting arm (7) is rotatably arranged on a third supporting arm (9), a fourth hydraulic rod (10) is rotatably arranged on the third supporting arm (9) at a position close to the third hydraulic rod (8), one end of the fourth hydraulic rod (10) far away from the third hydraulic rod (8) is rotatably arranged on the connecting piece (11), a mechanical arm connecting block (12) is fixedly arranged on the surface of one side of the connecting piece (11), a second rotary supporting plate (13) is arranged on the surface of one side of the mechanical arm connecting block (12) far away from the connecting piece (11), a special tool (15) for a GIL pipe bus is arranged at one end of the second rotary supporting disc (13) far away from the mechanical arm connecting block (12), and a special tool supporting frame (14) for the GIL pipe bus is arranged on the special tool (15) for the GIL pipe bus.

2. The robotic arm for GIL tubular bus replacement of claim 1, wherein: the rotation angle range of the first supporting arm (5) is 30 degrees to 90 degrees.

3. The robotic arm for GIL tubular bus replacement of claim 1, wherein: the base (1) is installed to the bottom of first rotation supporting disk (2).

4. The robotic arm for GIL tubular bus replacement of claim 1, wherein: the length ratio of the first supporting arm (5) to the second supporting arm (7) is 5: 4.

5. The robotic arm for GIL tubular bus replacement of claim 1, wherein: the length ratio of the second supporting arm (7) to the third supporting arm (9) is 5: 4.

6. The robotic arm for GIL tubular bus replacement of claim 1, wherein: one ends of the second hydraulic rod (6) and the third hydraulic rod (8) are respectively and rotatably arranged on the outer surfaces of two opposite side walls of the second supporting arm (7).