CN111987638A - Female quick replacement device of GIL pipe - Google Patents
Female quick replacement device of GIL pipe Download PDFInfo
- Publication number
- CN111987638A CN111987638A CN202010720513.5A CN202010720513A CN111987638A CN 111987638 A CN111987638 A CN 111987638A CN 202010720513 A CN202010720513 A CN 202010720513A CN 111987638 A CN111987638 A CN 111987638A
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- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 210000000245 forearm Anatomy 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 14
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Classifications
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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
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- 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
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
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- Supports For Pipes And Cables (AREA)
Abstract
The invention relates to the technical field of replacement and maintenance of ultrahigh voltage power transmission equipment, and particularly discloses a quick replacement device for a GIL tubular bus, which comprises a chassis, a mechanical arm, a guide rotating mechanism and a traveling mechanism, wherein the chassis is provided with a guide rail; one end of the mechanical arm is connected with the chassis, the other end of the mechanical arm is connected with the guiding rotating mechanism, the travelling mechanisms are arranged on two sides of the chassis, and the guiding rotating mechanism comprises a pipe nut hoop, a supporting crossbeam and a hydraulic mechanism; the female staple bolt of pipe is fixed to be set up on supporting the girder, it is provided with the fixed plate to support the girder bottom, hydraulic pressure mechanism is connected with supporting the girder bottom and fixed plate respectively, the fixed plate bottom is provided with the rotation supporting disk, be connected with the arm support frame on the rotation supporting disk. The invention is provided with the traveling mechanism and the mechanical arm structure, has convenient operation, flexible movement and compact integral structure of the equipment, and reduces the height of the operation space, thereby greatly improving the safety.
Description
Technical Field
The invention relates to the technical field of replacement and maintenance of ultrahigh voltage power transmission equipment, in particular to a quick replacement device for a GIL (gate in line) pipe bus.
Background
The GIL pipe bus is a new component in the ultrahigh voltage power transmission industry, and is more and more widely applied due to the excellent insulating property in the power transmission process. The currently newly built converter station needs to use a GIL pipe bus, and the GIL pipe bus also has the same problems of maintenance and replacement as other mechanical equipment in the using process. The conventional replacement mode of the GIL pipe bus is a crane hoisting mode, 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 crane operation is very high, and very high potential safety hazards exist; or large-area power failure needs to be carried out in the station in the replacement operation process of the GIL pipe bus, the power failure means economic loss, the power transmission power is 50 ten thousand kW by taking a 500kV converter station as a standard, the calculation is carried out according to the power income per degree of a power grid company in the power transmission process, and the power failure per hour causes the economic loss of 5.00 ten thousand yuan.
Because the female structure of GIL pipe, there is a process of pulling out, inserting in the dismantlement installation, and this process is a linear motion process along the female axial direction of GIL pipe, and this process relies on arm control completely to realize that the control process can be very complicated, and the effect can not be very good moreover.
Disclosure of Invention
The invention aims to provide a quick replacement device for a GIL tubular bus, which can solve the problem of high potential safety hazard of replacement and maintenance of the GIL tubular bus.
In order to solve the technical problems, the invention adopts the following technical scheme:
a quick replacement device for a GIL pipe bus comprises a chassis, a mechanical arm, a guide rotating mechanism and a traveling mechanism; one end of the mechanical arm is connected with the chassis, the other end of the mechanical arm is connected with the guiding rotating mechanism, the travelling mechanisms are arranged on two sides of the chassis, and the guiding rotating mechanism comprises a pipe nut hoop, a supporting crossbeam and a hydraulic mechanism; the female staple bolt of pipe is fixed to be set up on supporting the girder, it is provided with the fixed plate to support the girder bottom, hydraulic pressure mechanism is connected with supporting the girder bottom and fixed plate respectively, the fixed plate bottom is provided with the rotation supporting disk, be connected with the arm support frame on the rotation supporting disk.
Further, the mechanical arm comprises a rear arm, a middle arm and a front arm, a mechanical arm base is arranged at the joint of the rear arm and the chassis, a rotating mechanism is arranged on the mechanical arm base, the rear arm is hinged with the middle arm, and a rear arm hydraulic cylinder is hinged between the rear arm and the middle arm; the middle arm is hinged with the front arm, and a middle arm hydraulic cylinder is hinged between the middle arm and the front arm; the forearm is connected with the arm support frame in a hinged mode, and a forearm hydraulic cylinder is hinged between the forearm and the arm support frame.
Furthermore, a power assembly and a control system are arranged on the chassis, the power assembly comprises a hydraulic pump driving system and an internal combustion engine driving system, the hydraulic pump driving system is respectively in power connection with the rear arm hydraulic cylinder, the middle arm hydraulic cylinder, the front arm hydraulic cylinder and the hydraulic mechanism, and the internal combustion engine driving system is in power connection with the travelling mechanism; the control system comprises a storage battery and a control main board, and the control main board is connected with the hydraulic pump driving system and the internal combustion engine driving system.
Furthermore, a remote control system is further arranged on the control mainboard, and a remote control device is correspondingly arranged on the remote control system.
Furthermore, a crawler belt is arranged on the travelling mechanism.
Furthermore, the front end and the rear end of the chassis are provided with auxiliary supporting beams, the two ends of each auxiliary supporting beam are provided with hydraulic support legs, and the hydraulic support legs are connected with a hydraulic pump control system.
Further, the staple bolt of the female pipe comprises an upper staple bolt of the female pipe and a lower staple bolt of the female pipe, the cross section of the upper staple bolt of the female pipe and the cross section of the lower staple bolt of the female pipe are arranged to be semicircular structures, one end of the upper staple bolt of the female pipe and one end of the lower staple bolt of the female pipe are connected in a rotating mode, the other end of the upper staple bolt of the female pipe is correspondingly provided with a bolt hole, and the two staple bolts of the female pipe are arranged.
Further, a linear guide rail is arranged at the bottom of the supporting crossbeam, a crossbeam supporting frame is arranged on the fixing plate, a guide groove is formed in the crossbeam supporting frame, and the crossbeam supporting frame is connected with the linear guide rail through the guide groove.
Further, after the mechanical arm is retracted, the height from the highest point of the mechanical arm to the ground is less than or equal to 4 m; after the mechanical arm extends upwards, the height from the pipe bus hoop to the ground is more than 7 meters and less than 8.9 meters.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention is provided with the travelling mechanism and the mechanical arm structure, is convenient to operate, is flexible to move, and can adapt to various landforms; the whole structure of the equipment is compact, the height of the operation space is reduced, and the surrounding high-voltage dangerous area is completely avoided, so that the requirement of an operator is greatly reduced, the equipment is not moved to the electrified dangerous area even if misoperation occurs, and the safety is greatly improved; the power failure range is reduced in the operation process, and the economic benefit is indirectly generated.
2. According to the invention, the linear motion mechanism with the guide rail is directly arranged at the part, connected with the pipe nut, at the tail end of the GIL pipe nut quick replacement device, other parts do not need to move in the dismounting process, the two pipe nuts are separated only by the action of the linear motion mechanism, and then the dismounted pipe nut is placed on the ground to finish dismounting.
3. The mechanical arm base structure with the 360-degree rotation function and the mechanical arm end head structure with the 180-degree rotation function can meet the requirement of replacement of GIL pipe nuts at different positions and heights; all the motion control of the invention has remote control function, and each moving part has fine adjustment function.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of another embodiment of the present invention.
Fig. 3 is a schematic structural view of the guiding and rotating mechanism of the present invention.
In the figure: 1-mechanical arm base, 2-rear arm, 3-rear arm hydraulic cylinder, 4-middle arm, 5-middle arm hydraulic cylinder, 6-front arm, 7-front arm hydraulic cylinder, 8-mechanical arm support frame, 9-support crossbeam, 10-pipe female hoop, 11-crawler, 12-hydraulic support leg, 13-auxiliary support beam, 14-chassis, 15-power assembly, 16-rotation support disc and 17-hydraulic mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A quick replacement device for a GIL pipe bus comprises a chassis 14, a mechanical arm, a guiding rotary mechanism and a walking mechanism; one end of the mechanical arm is connected with the chassis 14, the other end of the mechanical arm is connected with the guiding rotating mechanism, the travelling mechanisms are arranged on two sides of the chassis 14, and the guiding rotating mechanism comprises a pipe bus hoop 10, a supporting girder 9 and a hydraulic mechanism 17;
the pipe nut hoop 10 is fixedly arranged on the supporting crossbeam 9, a fixing plate is arranged at the bottom of the supporting crossbeam 9, the hydraulic mechanism 17 is respectively connected with the bottom of the supporting crossbeam 9 and the fixing plate, a rotary supporting plate 16 is arranged at the bottom of the fixing plate, the rotary supporting plate 16 is arranged and driven by hydraulic pressure, a mechanical arm supporting frame 8 is connected onto the rotary supporting plate 16, the pipe nut hoop 10 comprises an upper pipe nut hoop and a lower pipe nut hoop, the cross sections of the upper pipe nut hoop and the lower pipe nut hoop are arranged in a semicircular structure, the size of the pipe nut hoop corresponds to the outer diameter of the GIL pipe nut, damping rubber pads are arranged on the inner surfaces of the upper pipe nut hoop and the lower pipe nut hoop, one end of the upper pipe nut hoop and one end of the lower pipe nut hoop are rotationally connected through a rotating shaft, the other end of the upper pipe nut hoop and the lower pipe nut hoop are correspondingly provided with two, a linear guide rail is arranged at the bottom of the supporting girder 9, a girder supporting frame is arranged on the fixing plate and can be used as a protective shell of the hydraulic mechanism 17, a guide groove is arranged on the girder supporting frame, and the girder supporting frame is connected with the linear guide rail through the guide groove; when the GIL pipe bus is replaced, the pipe bus hoop is fixed on the GIL pipe bus, a bolt of the pipe bus hoop is fastened, then the hydraulic mechanism 17 is started, the supporting girder 9 and the pipe bus hoop 10 are driven to do linear motion, the disassembly and the assembly of the GIL pipe bus are completed, and the linear guide rail arranged at the bottom of the supporting girder 9 can ensure that the stable linear motion is kept in the disassembly and the assembly processes of the GIL pipe bus;
a power assembly 15 and a control system are arranged on the chassis 14, the power assembly 15 comprises a hydraulic pump driving system and an internal combustion engine driving system, the hydraulic pump driving system is respectively in power connection with the rear arm hydraulic cylinder 3, the middle arm hydraulic cylinder 5, the front arm hydraulic cylinder 7 and the hydraulic mechanism, and the internal combustion engine driving system is in power connection with the travelling mechanism; the control system comprises a storage battery and a control mainboard, the control mainboard is connected with a hydraulic pump driving system and an internal combustion engine driving system, a remote control system is further arranged on the control mainboard, a remote control device is correspondingly arranged on the remote control system, the arranged remote control device can remotely control all actions of the device such as walking, mechanical arm stretching and mechanical arm rotating, and meanwhile, each set moving part has a fine adjustment function, and when the mechanical arm is folded in the device, the height from the highest point of the mechanical arm to the ground is less than or equal to 4 m; after the mechanical arm is unfolded upwards, the height from the pipe bus hoop to the ground is more than 7 meters and less than 8.9 meters, and the device can smoothly replace the GIL pipe bus with the center height reaching 6.9 meters.
The GIL pipe nut quick replacement device is compact in overall structure, reduces the height of an operation space, and completely avoids surrounding high-voltage electric danger areas, so that the safety is greatly improved; the power failure range is reduced in the operation process, economic benefits are indirectly generated, and meanwhile, the device is stable and accurate in action and finer in the replacement process of the GIL pipe bus.
Example 2
On the basis of embodiment 1, the mechanical arm comprises a rear arm 2, a middle arm 4 and a front arm 6, a mechanical arm base 1 is arranged at the joint of the rear arm 2 and a chassis 14, a rotating mechanism is arranged on the mechanical arm base 1, the rotating mechanism is driven by hydraulic pressure and can rotate within 360 degrees, the rear arm 2 is hinged with the middle arm 4, and a rear arm hydraulic cylinder 3 is hinged between the rear arm 2 and the middle arm 4; the middle arm 4 is hinged with the front arm 6, and a middle arm hydraulic cylinder 5 is hinged between the middle arm 4 and the front arm 6; the forearm 6 is connected with the arm support frame in a hinged mode, and a forearm hydraulic cylinder 7 is hinged between the forearm 6 and the arm support frame.
The mechanical arm has high flexibility, and replacement of GIL pipe nuts with multiple heights can be met by adjusting the mechanical arm.
Example 3
On the basis of the embodiment 1-2, the walking mechanism is provided with the crawler belt 11, and the crawler belt can be a rubber crawler belt, so that the walking mechanism can adapt to different road conditions in the convertor station, such as asphalt road surfaces, gravel road surfaces, lawn ground surfaces and the like.
Example 4
On the basis of the embodiments 1-3, the front end and the rear end of the chassis 14 are provided with the auxiliary supporting beams 13, the two ends of the auxiliary supporting beams 13 are provided with the hydraulic support legs 12, the hydraulic support legs 12 are connected with the hydraulic pump control system, and after the arranged hydraulic support legs 12 reach the position to be replaced, the hydraulic support legs 12 extend out to support, so that the device is stable in the replacing process.
Reference throughout this specification to embodiments means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (9)
1. The utility model provides a female quick replacement device of GIL pipe which characterized in that: comprises a chassis (14), a mechanical arm, a guiding and rotating mechanism and a traveling mechanism; one end of the mechanical arm is connected with the chassis (14), the other end of the mechanical arm is connected with the guiding rotating mechanism, the travelling mechanisms are arranged on two sides of the chassis (14), and the guiding rotating mechanism comprises a pipe nut hoop (10), a supporting girder (9) and a hydraulic mechanism (17); the female staple bolt of pipe (10) is fixed to be set up on supporting girder (9), it is provided with the fixed plate to support girder (9) bottom, hydraulic pressure mechanism (17) are connected with supporting girder (9) bottom and fixed plate respectively, the fixed plate bottom is provided with rotation supporting disk (16), be connected with arm support frame (8) on rotation supporting disk (16).
2. The GIL tube female quick-change device of claim 1, characterized in that: the mechanical arm comprises a rear arm (2), a middle arm (4) and a front arm (6), a mechanical arm base (1) is arranged at the joint of the rear arm (2) and a chassis (14), a rotating mechanism is arranged on the mechanical arm base (1), the rear arm (2) is hinged with the middle arm (4), and a rear arm hydraulic cylinder (3) is hinged between the rear arm (2) and the middle arm (4); the middle arm (4) is hinged with the front arm (6), and a middle arm hydraulic cylinder (5) is hinged between the middle arm (4) and the front arm (6); the forearm (6) is connected with the mechanical arm support frame in a hinged mode, and a forearm hydraulic cylinder (7) is hinged between the forearm (6) and the mechanical arm support frame.
3. The GIL tube female quick-change device of claim 1, characterized in that: the chassis (14) is provided with a power assembly (15) and a control system, the power assembly (15) comprises a hydraulic pump driving system and an internal combustion engine driving system, the hydraulic pump driving system is in power connection with the rear arm hydraulic cylinder (3), the middle arm hydraulic cylinder (5), the front arm hydraulic cylinder (7) and the hydraulic mechanism respectively, and the internal combustion engine driving system is in power connection with the travelling mechanism; the control system comprises a storage battery and a control main board, and the control main board is connected with the hydraulic pump driving system and the internal combustion engine driving system.
4. The GIL female pipe quick-change device as claimed in claim 3, wherein: the control mainboard is also provided with a remote control system, and the remote control system is correspondingly provided with a remote control device.
5. The GIL tube female quick-change device of claim 1, characterized in that: the walking mechanism is provided with a crawler belt (11).
6. The GIL female pipe quick-change device as claimed in claim 3, wherein: the front end and the rear end of the chassis (14) are provided with auxiliary supporting beams (13), two ends of each auxiliary supporting beam (13) are provided with hydraulic supporting legs (12), and the hydraulic supporting legs (12) are connected with a hydraulic pump control system.
7. The GIL tube female quick-change device of claim 1, characterized in that: the female staple bolt of pipe (10) is including female staple bolt of going up of pipe and female staple bolt of pipe, female staple bolt of going up of pipe and female staple bolt cross section set up to semi-circular structure, female staple bolt of going up of pipe and female staple bolt internal surface of pipe are provided with rubber gasket, female staple bolt one end of going up of pipe and female staple bolt of pipe is passed through the axis of rotation and is connected, and the other end correspondence is provided with the bolt hole, female staple bolt of pipe (10) is provided with two.
8. The GIL tube female quick-change device of claim 1, characterized in that: the supporting frame is characterized in that a linear guide rail is arranged at the bottom of the supporting crossbeam (9), a crossbeam supporting frame is arranged on the fixing plate, a guide groove is formed in the crossbeam supporting frame, and the crossbeam supporting frame is connected with the linear guide rail through the guide groove.
9. The quick replacement device for the GIL female pipe, according to claim 6, wherein: after the mechanical arm is retracted, the height from the highest point of the mechanical arm to the ground is less than or equal to 4 meters; after the mechanical arm extends upwards, the height from the pipe bus hoop to the ground is more than 7 meters and less than 8.9 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010720513.5A CN111987638A (en) | 2020-07-24 | 2020-07-24 | Female quick replacement device of GIL pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010720513.5A CN111987638A (en) | 2020-07-24 | 2020-07-24 | Female quick replacement device of GIL pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111987638A true CN111987638A (en) | 2020-11-24 |
Family
ID=73439268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010720513.5A Pending CN111987638A (en) | 2020-07-24 | 2020-07-24 | Female quick replacement device of GIL pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111987638A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113548582A (en) * | 2021-04-12 | 2021-10-26 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Female change device of GIL pipe takes scale rotary control dish |
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| KR20080006320A (en) * | 2006-07-12 | 2008-01-16 | 홍영용 | Boring machine have a multi function |
| SE1350562A1 (en) * | 2013-05-08 | 2014-11-09 | BAE Systems Hägglunds Aktiebolag | Suspension device for tracked vehicles |
| CN104775763A (en) * | 2014-01-13 | 2015-07-15 | 中国石油化工股份有限公司 | Mechanization workover treatment device and method |
| US20160111860A1 (en) * | 2014-05-27 | 2016-04-21 | Hunan Electric Power Corporation | Device for servicing live power lines |
| CN106058759A (en) * | 2016-07-14 | 2016-10-26 | 江苏南瑞恒驰电气装备有限公司 | Novel GIL pipeline bus sliding supporting device |
| CN206023122U (en) * | 2016-09-30 | 2017-03-15 | 中国南方电网有限责任公司超高压输电公司 | Two-tube female corner current-carrying gold utensil |
| WO2017177555A1 (en) * | 2016-04-11 | 2017-10-19 | 国网山东省电力公司高唐县供电公司 | Live wire connection robot |
-
2020
- 2020-07-24 CN CN202010720513.5A patent/CN111987638A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080006320A (en) * | 2006-07-12 | 2008-01-16 | 홍영용 | Boring machine have a multi function |
| SE1350562A1 (en) * | 2013-05-08 | 2014-11-09 | BAE Systems Hägglunds Aktiebolag | Suspension device for tracked vehicles |
| CN104775763A (en) * | 2014-01-13 | 2015-07-15 | 中国石油化工股份有限公司 | Mechanization workover treatment device and method |
| US20160111860A1 (en) * | 2014-05-27 | 2016-04-21 | Hunan Electric Power Corporation | Device for servicing live power lines |
| WO2017177555A1 (en) * | 2016-04-11 | 2017-10-19 | 国网山东省电力公司高唐县供电公司 | Live wire connection robot |
| CN106058759A (en) * | 2016-07-14 | 2016-10-26 | 江苏南瑞恒驰电气装备有限公司 | Novel GIL pipeline bus sliding supporting device |
| CN206023122U (en) * | 2016-09-30 | 2017-03-15 | 中国南方电网有限责任公司超高压输电公司 | Two-tube female corner current-carrying gold utensil |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113548582A (en) * | 2021-04-12 | 2021-10-26 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Female change device of GIL pipe takes scale rotary control dish |
| WO2022217912A1 (en) * | 2021-04-12 | 2022-10-20 | 中国南方电网有限责任公司超高压输电公司曲靖局 | Graduated rotation control disc for gil tubular bus replacement device |
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