CN209881235U - Auxiliary device capable of realizing quick replacement of extra-high voltage composite insulator - Google Patents
Auxiliary device capable of realizing quick replacement of extra-high voltage composite insulator Download PDFInfo
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- CN209881235U CN209881235U CN201921090634.5U CN201921090634U CN209881235U CN 209881235 U CN209881235 U CN 209881235U CN 201921090634 U CN201921090634 U CN 201921090634U CN 209881235 U CN209881235 U CN 209881235U
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- connecting plates
- steel wire
- wire rope
- clamping
- mandrel
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- 239000012212 insulator Substances 0.000 title claims abstract description 32
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims description 10
- 229910003460 diamond Inorganic materials 0.000 claims description 8
- 239000010432 diamond Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses an auxiliary device capable of realizing the quick replacement of an extra-high voltage composite insulator, which comprises a mandrel clamping card, a steel wire rope, a connecting plate clamping card, a box body and a steel wire rope tightening device; the mandrel clamping clamp comprises movable connecting plates and mandrel clamping sleeves, the inner sides of the tops of the two movable connecting plates are symmetrically hinged to the transverse connecting plates, the movable connecting plates are rotated and closed to enable the mandrel clamping sleeves to firmly clamp the mandrels, and the installation operation is simple and rapid; the yoke plate clamping card and the steel wire rope tightening device are installed on the box body, the assembly parts of the yoke plate clamping card and the steel wire rope tightening device clamp and install the yoke plate through the yoke plate clamping card, the yoke plate is not required to be fixed through a fastener, and the installation of the whole device is simple and rapid. When the wire is lifted, the wire rope is tightened by rotating the wire lifting wheel only by rotating the handle, so that the hanging ring at the end of the mandrel and the U-shaped hanging ring on the connecting plate are in a loose state, the mandrel and the connecting plate can be separated by taking down the U-shaped hanging ring on the connecting plate, and the wire side equalizing ring can be prevented from being damaged. And when the device is disassembled after the insulator is replaced, the operation is reversed.
Description
Technical Field
The utility model relates to a device of insulator operation is changed in electrified specifically is a can realize extra-high voltage composite insulator quick replacement's auxiliary device.
Background
The operation of live-line replacement of the composite insulator of the extra-high voltage tangent tower is a more operation project which is developed at present, because the load bearing capacity of the insulator of the extra-high voltage line is large, one end of a wire tightener is usually fixed on a grading ring through a jack head in the operation, and then the wire tightener is tightened to take out the insulator ball head.
ZL201621154397.0 discloses an insulator change device for extra-high voltage live working, other plug through plug card and insulator are even as an organic whole, and the yoke plate on with the yoke plate is even as an organic whole, tightens up the haulage rope through the double flute ratchet turn-buckle and carries out the change of insulator after the insulator is in the lax state, when having solved the insulator and having changed, the problem that insulator and yoke plate are difficult to break away from has avoided the damage of wire side equalizer ring. However, in practical application, the device still has the defects of complex installation, inconvenient installation and operation of operators and long dismantling time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can avoid wire side equalizer ring to receive the damage, install again and dismantle easy operation swift device, realize extra-high voltage composite insulator's quick replacement.
The utility model provides an auxiliary device which can realize the quick replacement of an extra-high voltage composite insulator, comprising a mandrel clamping card, a steel wire rope, a connecting plate clamping card, a box body and a steel wire rope tightening device; the mandrel clamping clamp comprises movable connecting plates and mandrel clamping sleeves, the inner sides of the tops of the two movable connecting plates are symmetrically hinged to the transverse connecting plates, the mandrel clamping sleeves are of split structures, and the outer walls of the two parts of the mandrel clamping sleeves are respectively fixed to the inner sides of the bottoms of the movable connecting plates; the steel wire rope tightening device comprises two support pipe frames, a rope guide wheel, a transmission device and a wire lifting wheel connected to a transmission shaft of the transmission device, the transmission device is fixed in the box body, the wire lifting wheel is positioned in the box body, the two support pipe frames are respectively fixed on the outer wall of the box body and correspond to two sides of the wire lifting wheel, one end of the steel wire rope is fixed on the outer side of the bottom of one movable connecting plate and then is turned by the rope guide wheel on the same side, then penetrates into the box body from the support pipe frames, at least winds around the wire lifting wheel for one circle, penetrates into the box body to enter the support pipe frame on the other side, and finally is guided by; the yoke plate clamping card is fixed on the outer wall of the box body, and a yoke plate is inserted into the clamping groove.
In an implementation mode of the technical scheme, the movable connecting plates comprise a triangular plate and a steel wire rope fixing block connected with one corner of the triangular plate, the two movable connecting plates are arranged in a left-right symmetrical mode with the steel wire rope fixing block positioned at the outer side of the bottom, hinge shaft mounting holes are formed in the tops of the adjacent sides of the two movable connecting plates, bolt mounting holes are formed in the bottoms of the two movable connecting plates, the two movable connecting plates are connected with the transverse connecting plate through hinge shafts, locking nuts are matched on the hinge shafts, and a circular hole with the hole diameter larger than the outer diameter of a steel.
In one embodiment of the above technical scheme, the clamping hole of the mandrel clamping sleeve is a diamond hole, and a rubber pad is fixed on the inner wall of the diamond hole.
In one embodiment of the above technical solution, the transmission device is a worm gear, the wire lifting wheel is fixed on a wheel shaft of the worm gear, and the wire lifting wheel is provided with a rope groove.
In one embodiment of the above technical solution, one end of the worm is connected with a handle with a ratchet wheel, and the handle is rotated to rotate the worm.
In one embodiment of the above technical scheme, the yoke plate clamping card is a U-shaped card, and the yoke plate is clamped by two side arms of the U-shaped card and is limited by the closed end of the U-shaped card.
The clamping sleeve of the mandrel clamping clamp of the device is of a split structure, the mandrel can be firmly clamped by the mandrel clamping sleeve by rotating and closing the movable connecting plate, and the installation operation is simple and rapid; the yoke plate clamping card and the steel wire rope tightening device are arranged on the box body, and the assembly parts of the yoke plate clamping card and the steel wire rope tightening device clamp the yoke plate and are arranged without being fixed through a fastener, so that the whole device is simple and quick to install. When the wire is lifted, the wire rope is tightened by rotating the wire lifting wheel only by rotating the handle, so that the hanging ring at the end of the mandrel and the U-shaped hanging ring on the connecting plate are in a loose state, the mandrel and the connecting plate can be separated by taking down the U-shaped hanging ring on the connecting plate, and the wire side equalizing ring can be prevented from being damaged. When the device is dismantled after the insulator is replaced, the steel wire rope is loosened by the reverse rotating handle, the yoke plate clamping and clamping yoke plate is directly taken down, the movable yoke plate is opened, the disassembling operation is simple and fast, and therefore the rapid replacement of the insulator can be realized.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
FIG. 2 is an enlarged schematic view of FIG. 1 with the mandrel clamping assembly and the wireline removed.
Detailed Description
As shown in fig. 1, the auxiliary device capable of rapidly replacing an extra-high voltage composite insulator disclosed in this embodiment includes a mandrel clamping clamp 1, a steel wire rope 2, a box body 3, a yoke plate clamping clamp 4, and a steel wire rope tightening device 5.
The mandrel clamping clamp 1 comprises a transverse connecting plate 11, a movable connecting plate 12 and a mandrel clamping sleeve 13, the transverse connecting plate 11 is a rectangular plate, the movable connecting plate 12 comprises a triangular plate and a steel wire rope fixing block connected with one corner of the triangular plate, the two movable connecting plates 12 are arranged in a left-right symmetrical mode with the steel wire rope fixing block positioned on the outer side of the bottom, the tops of the adjacent sides of the two movable connecting plates are provided with hinge shaft mounting holes, and the bottoms of the two movable connecting plates are provided with bolt mounting holes. The two movable connecting plates 12 are connected with the transverse connecting plate through a hinge shaft, a locking nut (the hinge shaft and the locking nut are not shown in the drawing) is matched on the hinge shaft, and a circular hole with the diameter larger than the outer diameter of the steel wire rope is formed in the steel wire fixing block.
The clamping hole of the mandrel clamping sleeve 13 is a diamond hole, the mandrel clamping sleeve is designed to be a split structure in the embodiment, and the diamond hole is formed by combining a left half and a right half. In order to increase the friction force between the mandrel clamping sleeve and the insulator mandrel, a rubber pad (not shown in the figure) is fixed on the inner wall of the diamond hole.
As can be seen from fig. 1 and 2, the box 3 is a square. The yoke plate clamping card 4 is a U-shaped card and is fixed on the box body 3.
The wire rope tightening device 5 includes two support frames 51, a worm wheel 52, a worm, a capstan, a ratchet 55, and a handle 56.
The support hanger 51 includes a support tube and a fixed sheave mounted at its outer end through an ear plate, the fixed sheave serving as a rope guide for deflecting the wire rope 2. The two support pipe brackets are respectively arranged at the upper part and the lower part of the corresponding positions of the outer walls of the pair of side plates of the box body 3.
The wheel axle 57 of the worm wheel 52 is positioned in the box body 3 corresponding to the central plane between the two support pipe frames 51, the wire lifting wheel is provided with a wire inlet rope groove and a wire outlet rope groove, the wire lifting wheel is connected to the wheel axle of the worm wheel through a key and corresponds to the position end of the support pipe frame, and the worm wheel is connected to the other end of the wheel axle of the worm wheel through a key. Two ends of the worm wheel are connected with bearings, and a ferrule 58 outside the bearings is fixed with the box body 3. The two ends of the worm are connected with bearings and fixed on the box body 3 through a bearing cover 59 and a fastener, and one end of the worm extends out of the box body 3.
A ratchet 55 is mounted on one end of a handle 56 and is mounted on the extended section of the worm.
One end of the steel wire rope 2 is fixed on a steel wire rope fixing block of one movable yoke plate 12, then turns by a fixed pulley of the supporting pipe frame 51 at the same side, passes through an inlet wire rope groove and an outlet wire rope groove on a wire lifting wheel in the box body 3 from a supporting pipe at the side, passes through the box body, enters the supporting pipe frame 51 at the other side after bypassing, and is finally fixed on the steel wire rope fixing block of the other movable yoke plate 12 after being guided by the fixed pulley at the other side.
After the device is assembled, the steps of installation and use are as follows:
loosening the locking nut of the articulated shaft between the movable yoke plate 12 and the transverse yoke plate 11 to open the movable yoke plate 12 in a rotating mode, clamping the core rod of the insulator through two parts of a core rod clamping sleeve 13, returning the movable yoke plate 12, screwing the locking nut on the articulated shaft, enabling the clamping hole of the core rod clamping sleeve 13 to be a diamond hole, and enabling the core rod clamping sleeve to firmly clamp the core rod by adding a rubber pad on the hole wall.
Install box 3, yoke plate centre gripping card 4 and wire rope tightening means 5's assembly part on the yoke plate through yoke plate centre gripping card 4: the arms at the two sides of the yoke plate clamping card 4 clamp the yoke plate to be limited through the closed end of the yoke plate clamping card, and the relative position of the assembly part and the mandrel clamping card 1 is adjusted.
The handle 56 is rotated to enable the worm to rotate, the worm rotates to drive the worm gear 52 to rotate, the worm gear rotates to drive the wire lifting wheel to rotate, the steel wire rope 2 is wound and shortened on the wire lifting wheel, the core rod is pulled towards the side of the connecting plate through the steel wire rope 2, when the hanging ring at the end part of the core rod and the U-shaped ring on the connecting plate are in a loose state, the worm is limited through the ratchet wheel 55 and cannot rotate, the steel wire rope 2 is limited, the U-shaped hanging ring on the connecting plate is detached, the insulator core rod is separated from the connecting plate, and the wire side equalizing ring can be. When the handle is rotated reversely, the wire lifting wheel rotates reversely, so that the whole device is dismantled after the steel wire rope is loosened. And finally, the insulator is jacked towards the side of the wire, so that the bulb of the insulator can be easily taken out, and the insulator is detached.
Other embodiments can also adopt a mode of directly arranging a rope groove on the wheel shaft of the worm wheel to realize the tightening of the steel wire rope.
Claims (6)
1. The utility model provides a can realize extra-high voltage composite insulator quick replacement's auxiliary device which characterized in that: the mandrel clamping device comprises a mandrel clamping clamp, a steel wire rope, a connecting plate clamping clamp, a box body and a steel wire rope tightening device; the mandrel clamping clamp comprises movable connecting plates and mandrel clamping sleeves, the inner sides of the tops of the two movable connecting plates are symmetrically hinged to the transverse connecting plates, the mandrel clamping sleeves are of split structures, and the outer walls of the two parts of the mandrel clamping sleeves are respectively fixed to the inner sides of the bottoms of the movable connecting plates; the steel wire rope tightening device comprises two support pipe frames, a rope guide wheel, a transmission device and a wire lifting wheel connected to a transmission shaft of the transmission device, the transmission device is fixed in the box body, the wire lifting wheel is positioned in the box body, the two support pipe frames are respectively fixed on the outer wall of the box body and correspond to two sides of the wire lifting wheel, one end of the steel wire rope is fixed on the outer side of the bottom of one movable connecting plate and then is turned by the rope guide wheel on the same side, then penetrates into the box body from the support pipe frames, at least winds around the wire lifting wheel for one circle, penetrates into the box body to enter the support pipe frame on the other side, and finally is guided by; the yoke plate clamping card is fixed on the outer wall of the box body, and a yoke plate is inserted into the clamping groove.
2. The auxiliary device capable of realizing rapid replacement of the extra-high voltage composite insulator according to claim 1, characterized in that: the movable connecting plates comprise a triangular plate and a steel wire rope fixing block connected with one corner of the triangular plate, the two movable connecting plates are arranged in a left-right symmetrical mode with the steel wire rope fixing block positioned at the outer side of the bottom, hinge shaft mounting holes are formed in the tops of the adjacent sides of the two movable connecting plates, bolt mounting holes are formed in the bottoms of the two movable connecting plates, the two movable connecting plates are connected with the transverse connecting plate through hinge shafts, locking nuts are matched on the hinge shafts, and the steel wire fixing block is provided with a round hole with the aperture.
3. The auxiliary device capable of realizing rapid replacement of the extra-high voltage composite insulator according to claim 1, characterized in that: the clamping hole of the mandrel clamping sleeve is a diamond hole, and a rubber pad is fixed on the inner wall of the diamond hole.
4. The auxiliary device capable of realizing rapid replacement of the extra-high voltage composite insulator according to claim 1, characterized in that: the transmission device is a worm gear, the wire lifting wheel is fixed on a wheel shaft of the worm gear, and a rope groove is formed in the wire lifting wheel.
5. The auxiliary device capable of realizing rapid replacement of the extra-high voltage composite insulator according to claim 4, is characterized in that: one end of the worm is connected with a handle with a ratchet wheel, and the handle is rotated to enable the worm to rotate.
6. The auxiliary device capable of realizing rapid replacement of the extra-high voltage composite insulator according to claim 1, characterized in that: the yoke plate clamping card is a U-shaped card, the yoke plate is clamped by arms on two sides of the U-shaped card, and the yoke plate is limited by the closed end of the U-shaped card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921090634.5U CN209881235U (en) | 2019-07-12 | 2019-07-12 | Auxiliary device capable of realizing quick replacement of extra-high voltage composite insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921090634.5U CN209881235U (en) | 2019-07-12 | 2019-07-12 | Auxiliary device capable of realizing quick replacement of extra-high voltage composite insulator |
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| Publication Number | Publication Date |
|---|---|
| CN209881235U true CN209881235U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921090634.5U Active CN209881235U (en) | 2019-07-12 | 2019-07-12 | Auxiliary device capable of realizing quick replacement of extra-high voltage composite insulator |
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| CN (1) | CN209881235U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111697491A (en) * | 2020-05-27 | 2020-09-22 | 国网河北省电力有限公司邢台供电分公司 | Single insulator staple bolt of acting as go-between |
| CN117691531A (en) * | 2024-02-02 | 2024-03-12 | 青岛百斯特钢构有限公司 | Cable installation device of electric power iron tower |
| CN117712915A (en) * | 2023-12-05 | 2024-03-15 | 江苏恒康电力科技有限公司 | Maintenance device and maintenance method for drilling span type angle steel tower insulator |
-
2019
- 2019-07-12 CN CN201921090634.5U patent/CN209881235U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111697491A (en) * | 2020-05-27 | 2020-09-22 | 国网河北省电力有限公司邢台供电分公司 | Single insulator staple bolt of acting as go-between |
| CN117712915A (en) * | 2023-12-05 | 2024-03-15 | 江苏恒康电力科技有限公司 | Maintenance device and maintenance method for drilling span type angle steel tower insulator |
| CN117691531A (en) * | 2024-02-02 | 2024-03-12 | 青岛百斯特钢构有限公司 | Cable installation device of electric power iron tower |
| CN117691531B (en) * | 2024-02-02 | 2024-04-26 | 青岛百斯特钢构有限公司 | Cable installation device of electric power iron tower |
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