CN211867673U - A electrified fastening bolt combination tool for transformer substation equipment maintenance - Google Patents
A electrified fastening bolt combination tool for transformer substation equipment maintenance Download PDFInfo
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- CN211867673U CN211867673U CN202020511688.0U CN202020511688U CN211867673U CN 211867673 U CN211867673 U CN 211867673U CN 202020511688 U CN202020511688 U CN 202020511688U CN 211867673 U CN211867673 U CN 211867673U
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- 238000012423 maintenance Methods 0.000 title claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 19
- 238000007906 compression Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000005096 rolling process Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
An electrified fastening bolt combination tool for substation equipment maintenance is used for substation equipment maintenance. The upper sleeve support is L-shaped, one end of the lower sleeve support is sleeved on the long rod of the upper sleeve support, the lower part of the lower sleeve support is abutted and pressed by a compression spring sleeved on the lower part of the long rod of the upper sleeve support, a lower sleeve is fixed on a transmission rod at the other end of the lower sleeve support, and the lower sleeve and the upper sleeve fixed on the short rod of the upper sleeve support are respectively sleeved with two ends of a wire clamp bolt. The utility model discloses upper and lower sleeve firmly blocks the bolt head and the lower nut of fastener bolt respectively, start electronic pistol, can fasten equipment fastener bolt fast or dismantle, labour saving and time saving, easy dismounting, can satisfy safe operation distance and alone fasten the requirement of fastener bolt fast completely, effectively adapt to the interior equipment maintenance needs of transformer substation, the electric quantity loss of avoiding having a power failure to overhaul the cause, solve the limited problem of live working car application scope, improve and overhaul work efficiency, moreover, the steam generator is simple in structure, safety and reliability, and strong operability.
Description
Technical Field
The utility model belongs to the technical field of the substation equipment maintenance technique and specifically relates to an electrified fastening bolt combination tool for substation equipment maintenance.
Background
At present, in a transformer substation, an equipment wire clamp is used for connecting a bus down lead with an outlet terminal of electrical equipment (such as a transformer, a breaker, a mutual inductor, a disconnecting switch, a wall bushing and the like), and the installation is required to be firm and reliable. If the equipment wire clamp bolt is loosened, two commonly adopted defect eliminating methods are adopted: firstly, power failure maintenance is carried out, and the mode of power failure maintenance not only influences the production and life of residents and causes electric quantity loss, but also brings inconvenience to users; and secondly, a live working vehicle is called to carry out live working, equipment in the transformer substation is densely distributed, the range of a moving space is limited, the live working vehicle is not suitable for fastening the wire clamps of the leading-out wire and the jumper wire in the range of the transformer substation, in the process of fastening the bolt loosened from the live part, an operator needs to keep a sufficient safe distance from a live body and a grounding body, and the method for fastening the loosened bolt by using a common tool is high in risk and needs to be further improved.
Disclosure of Invention
For overcoming the defects of the prior art, the invention aims to provide an electrified fastening bolt combination tool for maintaining transformer substation equipment, which solves the problem that a clamp bolt of the electrified equipment becomes loose, realizes the fastening of a bus down lead and a power equipment wire outlet terminal connecting clamp in a transformer substation under the condition of no power outage, and meets the requirement of safe operation of equipment in the transformer substation.
In order to achieve the above object, the utility model discloses an upper sleeve support is the L type, and the one end suit of lower sleeve support is on the stock of upper sleeve support, and the lower part of lower sleeve support supports through the compression spring of suit in upper sleeve support stock lower part and presses, is fixed with the lower sleeve on the transfer line of the lower sleeve support other end, and the both ends of fastener bolt are cup jointed respectively with the upper sleeve of fixing on the upper sleeve support quarter butt to the lower sleeve, starts electric pistol and drives the transfer line and rotate, fastens the fastener bolt on the fastener.
The upper end of the upper sleeve is connected with the short rod of the upper sleeve support through a self-locking square head, and the lower end of the upper sleeve is provided with a multi-angle hole matched with the multi-angle head of the clamp bolt; the guide rod and the compression spring are respectively sleeved on the upper part and the lower part of the long rod of the upper sleeve support; one end of the lower sleeve support is sleeved on the long rod of the upper sleeve support and is arranged between the guide rod and the compression spring, the compression spring is abutted and pressed between the lower sleeve support and the fixing nut, the fixing nut is screwed at the bottom of the long rod of the upper sleeve support, the other end of the lower sleeve support is connected with the transmission rod through a rolling bearing arranged in the lower sleeve support, the lower sleeve is connected with the upper end of the transmission rod, and the upper end of the lower sleeve is provided with a multi-angle hole matched with the multi-angle nut of the wire clamp bolt.
The specifications of the upper sleeve and the lower sleeve are selected from 1/2 ', 1/4 ', 3/4 '.
The upper sleeve and the lower sleeve are spaced from each other by a distance S2>70mm, free length M of compression spring>175mm, length L of upper sleeve and lower sleeve1And L2Respectively 6-10mm, and the length N of the upper sleeve support>L1+L2+S2+ M, the sleeve axis radius of rotation R is 80-120 mm.
The length of the transmission rod is one of 0.6 meter, 0.8 meter and 1.0 meter.
The upper sleeve support, the guide rod, the lower sleeve support and the transmission rod are made of glass fiber composite materials, and the upper sleeve and the lower sleeve are made of steel materials.
Compared with the prior art, the utility model, go up the bolt head and the lower nut of sleeve firmly chucking fastener bolt respectively, start electronic pistol, can fasten equipment fastener bolt fast or dismantle, time saving and labor saving, easy dismounting, can satisfy safe operation distance completely and alone fasten the requirement of fastener bolt fast, effectively adapt to the needs of plant maintenance in the transformer substation, avoid having a power failure to overhaul the electric quantity loss that causes, solve the limited problem of live working car application scope, improve maintenance work efficiency, moreover, the steam generator is simple in structure, safety and reliability, strong operability.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
In the figure: 1. the cable clamp comprises an upper sleeve, 2, an upper sleeve support, 3, a guide rod, 4, a lower sleeve support, 5, a compression spring, 6, a fixing nut, 7, a transmission rod, 8, a rolling bearing, 9, a lower sleeve, 10 and a cable clamp bolt.
Detailed Description
As shown in fig. 1, the utility model discloses an upper sleeve support 2 is the L type, and the one end suit of lower sleeve support 4 is on upper sleeve support 2's stock, and the lower part of lower sleeve support 4 supports through the compression spring 5 of suit in upper sleeve support 2 stock lower part and presses, is fixed with down sleeve 9 on the transfer line 7 of the lower sleeve support 4 other end, and lower sleeve 9 cup joints the both ends of fastener bolt 10 respectively with upper sleeve 1 of fixing on upper sleeve support 2 quarter butt. The upper sleeve 1 and the lower sleeve 9 firmly clamp the bolt head and the lower nut of the wire clamp bolt 10 respectively, and the electric pistol is started to drive the transmission rod 7 to rotate, so that the wire clamp bolt 10 of the equipment can be quickly fastened or detached.
In order to ensure that the upper sleeve 1 cannot fall off on equipment after the operation is finished, the upper end of the upper sleeve 1 is connected with the short rod of the upper sleeve support 2 through a self-locking square head, the lower sleeve 9 can realize the quick fastening of the wire clamp bolt 10 through an electric pistol, the expandability is strong, and the whole bolt fastening process can be independently finished by one person; the lower end of the upper sleeve 1 is provided with a multi-angle hole matched with the multi-angle head of the clamp bolt 10; the guide rod 3 and the compression spring 5 are respectively sleeved on the upper part and the lower part of the long rod of the upper sleeve support 2; one end of a lower sleeve support 4 is sleeved on a long rod of an upper sleeve support 2 and is arranged between a guide rod 3 and a compression spring 5, the compression spring 5 is pressed between the lower sleeve support 4 and a fixing nut 6, the fixing nut 6 is screwed at the bottom of the long rod of the upper sleeve support 2, the other end of the lower sleeve support 4 is connected with a transmission rod 7 through a rolling bearing 8 arranged in the lower sleeve support 4, a lower sleeve 9 is connected with the upper end of the transmission rod 7, and the upper end of the lower sleeve 9 is provided with a multi-angle hole matched with a multi-angle nut of a wire clamp bolt 10.
The upper sleeve 1 and the lower sleeve 9 have various specifications such as 1/2 ', 1/4 ', 3/4 ', and the like, so that the wire clamp bolt assembly and disassembly tool is suitable for disassembling and assembling wire clamp bolts 10 of various specifications of a transformer substation.
The length of the clamp bolt 10 is generally 30mm-50mm, and in order to be suitable for dismounting the clamp bolts 10 with different lengths, a longer clamp bolt 10 is selected as a calculation basis and corresponding redundancy is reserved, so that the distance S between the upper sleeve 1 and the lower sleeve 92Should satisfy S2>70 mm; the compressible length of the compression spring 5 is typically 40% of the free length of the spring, so the free length M of the compression spring 5 should satisfy M>175 mm; length L of common upper sleeve 1 and lower sleeve 91And L26-10mm, the mechanism length N of the upper sleeve holder 2>L1+L2+S2+MAnd in order to leave a certain margin, N is 250mm, and the width of the wire clamp is generally 100mm, and the rotation half R of the sleeve shaft is 100 mm.
Because the utility model discloses a drive mechanism is live working guarantees safe distance's key, consequently for nimble length that changes drive mechanism and satisfy the safety requirement, this drive mechanism's shortest length should satisfy the safe distance requirement and be greater than 0.6 meter, and the withstand voltage value should reach safety standard's requirement, combine actual equipment fastener height and human height, it is 1 meter to select the shortest transfer line, it is 0.6 to the unequal action bars of 1 meter to continue to connect length, consequently, the length of selecting transfer line 7 is 0.6 meter, 0.8 meter, 1.0 meter.
The upper sleeve support 2, the guide rod 3, the lower sleeve support 4 and the transmission rod 7 are made of glass fiber composite materials, so that firm connection of the combined tool can be well realized, safe insulation is ensured, the strength is high, the insulating property is good, and the corrosion resistance is excellent; the upper sleeve 1 and the lower sleeve 9 are made of steel materials, so that the clamp bolt 10 can be firmly connected, the strength is high, and the clamp bolt is easy to process.
During the use, operating personnel assembles last sleeve support 2, lower sleeve support 4 of combination tool, according to the model of fastener bolt 10, selects upper sleeve 1, the lower sleeve 9 of corresponding specification respectively, blocks the upper bolt head of fastener bolt 10 with upper sleeve 1, and lower sleeve support 4 is pulled down, until cup jointing lower sleeve 9 and the lower nut of fastener bolt 10, compression spring 5 on the upper sleeve support 2 can keep lower sleeve support 4 to lower sleeve 9 pressure for lower sleeve 9 does not drop with fastener bolt 10 lower nut. According to the height of the clamp bolt 10, the transmission rod 7 with the corresponding length is selected, the electric pistol is started, the transmission rod 7 connected with the electric pistol drives the lower sleeve 9 to rotate, and the lower nut of the clamp bolt 10 is rotationally fastened. After fastening is completed, the lower sleeve support 4 is pulled down, the lower sleeve 9 is taken down, and the self-locking square head can ensure that the upper sleeve 1 is quickly separated from the bolt head of the clamp bolt 10 and cannot fall off on equipment. The electric pistol is provided with a forward rotation device and a reverse rotation device, and the lower nut of the clamp bolt 10 can be fastened or detached as required, so that the clamp bolt 10 of the equipment can be fastened or detached.
Claims (6)
1. The utility model provides an electrified fastening bolt combination tool for transformer substation equipment maintains which characterized in that: go up sleeve holder (2) and be the L type, the one end suit of lower sleeve holder (4) is on the stock of last sleeve holder (2), the lower part of lower sleeve holder (4) supports through compression spring (5) of suit at last sleeve holder (2) stock lower part and presses, be fixed with lower sleeve (9) on transfer line (7) of the lower sleeve holder (4) other end, both ends that clamp bolt (10) are cup jointed respectively in lower sleeve (9) and last sleeve (1) of fixing on last sleeve holder (2) quarter butt, start electric pistol and drive transfer line (7) and rotate, fasten clamp bolt (10) on the fastener.
2. The electrified fastening bolt combination tool for substation equipment maintenance according to claim 1, characterized in that: the upper end of the upper sleeve (1) is connected with the short rod of the upper sleeve support (2) through a self-locking square head, and the lower end of the upper sleeve (1) is provided with a multi-angle hole matched with the multi-angle head of the wire clamp bolt (10); the guide rod (3) and the compression spring (5) are respectively sleeved on the upper part and the lower part of the long rod of the upper sleeve support (2); one end of a lower sleeve support (4) is sleeved on a long rod of an upper sleeve support (2) and is arranged between a guide rod (3) and a compression spring (5), the compression spring (5) is pressed between the lower sleeve support (4) and a fixing nut (6), the fixing nut (6) is screwed at the bottom of the long rod of the upper sleeve support (2), the other end of the lower sleeve support (4) is connected with a transmission rod (7) through a rolling bearing (8) arranged in the lower sleeve support (4), a lower sleeve (9) is connected with the upper end of the transmission rod (7), and the upper end of the lower sleeve (9) is provided with a multi-angle hole matched with a multi-angle nut of a wire clamp bolt (10).
3. The electrified fastening bolt combination tool for substation equipment maintenance according to claim 1, characterized in that: the specifications of the upper sleeve (1) and the lower sleeve (9) are 1/2 ', 1/4 ', 3/4 '.
4. The electrified fastening bolt combination tool for substation equipment maintenance according to claim 1, characterized in that: the upper sleeve (1) and the lower sleeve (9) are spaced from each other by a distance S2>70mm, free length M of compression spring (5)>175mm, length L of the upper sleeve (1) and the lower sleeve (9)1And L2Respectively 6-10mm, the length N of the upper sleeve support (2) is>L1+L2+S2+ M, the sleeve axis radius of rotation R is 80-120 mm.
5. The electrified fastening bolt combination tool for substation equipment maintenance according to claim 1, characterized in that: the length of the transmission rod (7) is one of 0.6 meter, 0.8 meter and 1.0 meter.
6. The electrified fastening bolt combination tool for substation equipment maintenance according to claim 1, characterized in that: the upper sleeve support (2), the guide rod (3), the lower sleeve support (4) and the transmission rod (7) are made of glass fiber composite materials, and the upper sleeve (1) and the lower sleeve (9) are made of steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020511688.0U CN211867673U (en) | 2020-04-09 | 2020-04-09 | A electrified fastening bolt combination tool for transformer substation equipment maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020511688.0U CN211867673U (en) | 2020-04-09 | 2020-04-09 | A electrified fastening bolt combination tool for transformer substation equipment maintenance |
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| Publication Number | Publication Date |
|---|---|
| CN211867673U true CN211867673U (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020511688.0U Active CN211867673U (en) | 2020-04-09 | 2020-04-09 | A electrified fastening bolt combination tool for transformer substation equipment maintenance |
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| Country | Link |
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| CN (1) | CN211867673U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113263479A (en) * | 2021-03-08 | 2021-08-17 | 国网安徽省电力有限公司检修分公司 | Electrified high-voltage joint bolt fastening device of transformer substation |
| CN113381343A (en) * | 2021-07-13 | 2021-09-10 | 河南牛帕力学工程研究院 | Circuit maintenance method without power failure |
-
2020
- 2020-04-09 CN CN202020511688.0U patent/CN211867673U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113263479A (en) * | 2021-03-08 | 2021-08-17 | 国网安徽省电力有限公司检修分公司 | Electrified high-voltage joint bolt fastening device of transformer substation |
| CN113263479B (en) * | 2021-03-08 | 2023-08-18 | 国网安徽省电力有限公司超高压分公司 | Electrified high-voltage connector bolt fastening device of transformer substation |
| CN113381343A (en) * | 2021-07-13 | 2021-09-10 | 河南牛帕力学工程研究院 | Circuit maintenance method without power failure |
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