CN213460868U - Grounding potential transformer substation gap bridge bus and isolating switch contact locking device - Google Patents
Grounding potential transformer substation gap bridge bus and isolating switch contact locking device Download PDFInfo
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- CN213460868U CN213460868U CN202022436067.3U CN202022436067U CN213460868U CN 213460868 U CN213460868 U CN 213460868U CN 202022436067 U CN202022436067 U CN 202022436067U CN 213460868 U CN213460868 U CN 213460868U
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- 239000012212 insulator Substances 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims 1
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- 238000010438 heat treatment Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses a ground potential transformer substation gap bridge generating line and isolator contact locking device, adopt ratchet spanner, steering gear box and tenon structure, be fixed in steering gear box's output with the tenon, then will turn to the gear box through the insulator spindle and lift with steering gear box's output axis of rotation fixed connection's tenon, then with the tenon with the nut contact cooperation of treating fastening bolt, then according to the nut direction of treating fastening bolt, the vertical oscillation makes dwang horizontal rotation, drive the tenon through the steering gear box and rotate, thereby accomplish electrified nut of screwing up, eliminate the contact hidden danger that generates heat, adopt the insulator spindle operation, can carry out electrified tightening with nut structure up, do not need the power failure operation, circuit normal operating has been avoided, the work efficiency is improved, and adopt insulator spindle length long enough, safety and reliability.
Description
Technical Field
The utility model belongs to device is examined in the operation of power transmission and transformation equipment, concretely relates to ground potential transformer substation gap bridge generating line and isolator contact locking device.
Background
The main reason for the heating of the transformer substation gap bridge bus and the contact of the isolating switch is caused by the loosening of the fastening bolt. Breeze vibrations and the relapse of contact temperature go up and down for its contact bolt produces not hard up by oneself, and the bolt is not hard up can lead to actual area of contact to reduce, and resistance increase leads to equipment long-term operation in-process contact temperature to increase, has reliable power supply hidden danger. The current methods for treating the contact heating are divided into power failure treatment and electrification treatment.
The tools and the instruments are not limited by conditions during power failure treatment, and the defects of the tools and the instruments are that the tools and the instruments must be limited by power failure time, power supply reliability is influenced, and certain economic loss is caused. The heating of the live-line processing contact has the advantages that the working link is reduced, the contact is not restrained by the premise of power failure, but the contact can only process the heating of the contact within 3 meters of the position of an operator under the influence of the position of a structural cement pole and the arm strength of the operator, and the contact is difficult to be live-line processed when the distance exceeds the distance; because there is not the cement pole near the bridge busbar of transformer substation, lead to this department contact to generate heat and can't live working, can only combine the power failure plan, have a power failure by the transformer professional and do all can the self-processing, influence the normal operating of circuit.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ground potential transformer substation gap bridge generating line and isolator contact locking device to overcome prior art's is not enough.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a ground potential transformer substation gap bridge generating line and isolator contact locking device, including ratchet spanner, steering gear box and tenon, ratchet spanner's output passes through the input dwang with the input axis of rotation that turns to the gear box and is connected, the tenon is fixed in on the output axis of rotation that turns to the gear box, the tenon is used for the fastening to wait fastening bolt, ratchet spanner fixedly connected with insulator spindle, the input axis of rotation that turns to the gear box is perpendicular with output axis of rotation axis, the input axis of rotation that turns to the gear box is coaxial with ratchet spanner axis of rotation.
Further, the insulating rod is connected with the ratchet wrench through threads.
Furthermore, a locking screw is arranged at the joint of the insulating rod and the ratchet wrench.
Furthermore, the insulating rod is provided with a through hole which is radially arranged, and the ratchet wrench is provided with a threaded hole which is locked and fixed through a locking screw.
Further, the one end of input dwang is inserted and is fixed in ratchet spanner's rotation wheel on, and the other end is equipped with the interface, and the pinhole has been seted up to the interface pipe wall of input dwang, and the one end of input axis of rotation is equipped with the bullet round pin, and the one end that the input axis of rotation was equipped with the bullet round pin can insert in the interface of input dwang.
Furthermore, the steering gear box adopts a double bevel gear structure.
Furthermore, the steering gear box comprises a box body, the input rotating shaft and the output rotating shaft are perpendicular to each other and arranged in the box body, and one end, close to the input rotating shaft and one end, close to the output rotating shaft, of the output rotating shaft are respectively provided with a bevel gear which is meshed with each other.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model relates to a ground potential transformer substation gap bridge generating line and isolator contact locking device, adopt ratchet spanner, steering gear box and tenon structure, be fixed in steering gear box's output with the tenon, then will turn to the gear box through the insulator spindle and lift the height together with the tenon of the output axis of rotation fixed connection with steering gear box, then with the tenon with the nut contact cooperation of treating fastening bolt, then according to the nut direction of treating fastening bolt, the vertical swing makes dwang horizontal rotation, drive the tenon through the steering gear box and rotate, thereby accomplish electrified nut of screwing up, eliminate the contact hidden danger that generates heat, adopt the insulator spindle operation, can carry out electrified tightening with nut structure up, do not need the power failure operation, circuit normal operating has been avoided, the work efficiency is improved, and adopt the insulator spindle length enough length, safety and reliability.
Furthermore, the insulating rod is connected with the ratchet wrench through threads, so that the structure is simple, and the insulating rods with different specifications and lengths can be conveniently replaced.
Furthermore, the joint of the insulating rod and the ratchet wrench is provided with a locking screw, so that the insulating rod and the ratchet wrench are prevented from rotating relatively in the use process.
Further, the one end of input dwang is inserted and is fixed in ratchet spanner's rotation wheel on, and the other end is equipped with the interface, and the pinhole has been seted up to the interface pipe wall of input dwang, and the one end of input axis of rotation is equipped with the bullet round pin, and the one end that the input axis of rotation was equipped with the bullet round pin can insert in the interface of input dwang, is convenient for connect the installation and dismantles.
Drawings
Fig. 1 is a schematic structural diagram in an embodiment of the present invention.
Fig. 2 is a schematic view of the ratchet wrench according to the embodiment of the present invention.
Fig. 3 is a schematic view of the connection structure of the input rotation rod of the present invention.
Fig. 4 is the structure diagram of the steering gear box of the present invention.
Wherein, 1, ratchet wrench; 2. a steering gear box; 3. a tenon; 4. an input rotating rod; 5. an insulating rod; 6. locking the screw; 7. inputting a rotating shaft; 8. a spring pin; 9. a spring; 10. a box body; 11. and outputting the rotating shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
as shown in fig. 1 and 2, a ground potential transformer substation gap bridge bus and isolator contact locking device comprises a ratchet wrench 1, a steering gear box 2 and a tenon 3, wherein the output end of the ratchet wrench 1 is connected with the input rotating shaft of the steering gear box 2 through an input rotating rod 4, the tenon 3 is fixed on the output rotating shaft 11 of the steering gear box 2, the tenon 3 is used for fastening a to-be-fastened bolt, and the ratchet wrench 1 is fixedly connected with an insulating rod 5. The input rotating shaft of the steering gear box 2 is vertical to the axis of the output rotating shaft, and the input rotating shaft 7 of the steering gear box 2 is coaxial with the rotating axis of the ratchet wrench 1. During the use, according to treating fastening bolt specification, select the tenon 3 of suitable size, be fixed in the output of steering gear box 2 with tenon 3, then will turn to gear box 2 through insulator spindle 5 and lift high with the output axis of rotation fixed connection's of steering gear box 2 tenon 3, then with the tenon with treat fastening bolt's nut contact cooperation, then according to the nut direction of treating fastening bolt, the vertical swing makes dwang 4 horizontal rotation, it rotates to drive the tenon through steering gear box 2, thereby accomplish electrified nut of screwing up, eliminate the contact hidden danger that generates heat, adopt the insulator spindle operation, can carry out electrified tightening with up nut structure, need not have a power failure to operate, circuit normal operating has been avoided, work efficiency is improved, and adopt insulator spindle length long enough, safety and reliability.
As shown in figure 1, the insulating rod 5 is connected with the ratchet wrench 1 through threads, so that the structure is simple, and the insulating rods with different specifications and lengths can be conveniently replaced. The joint of the insulating rod 5 and the ratchet wrench 1 is provided with a locking screw 6, so that the insulating rod 5 and the ratchet wrench 1 are prevented from rotating relatively in the use process. The insulating rod 5 is provided with a through hole which is radially arranged, the ratchet wrench 1 is provided with a threaded hole, and the ratchet wrench is locked and fixed through a locking screw 6.
The one end of input dwang 4 inserts and is fixed in ratchet spanner 1's rotation wheel on, and the other end is equipped with the interface, and the pinhole has been seted up to the interface pipe wall of input dwang 4, and the one end of input axis of rotation 7 is equipped with bullet round pin 8, and the one end that input axis of rotation 7 was equipped with bullet round pin 8 can insert in the interface of input dwang 4, and bullet round pin 8 gets into the pinhole and realizes the purpose of locking. The end of the input rotating shaft 7 connected with the input rotating rod 4 is prism, which is beneficial to transmission. Specifically, as shown in fig. 3, an elastic pin hole is formed in the input rotating shaft 7, the elastic pin hole is radially formed along the input rotating shaft 7, the elastic pin 8 is arranged in the elastic pin hole, the spring 9 is arranged at the bottom of the elastic pin 8 and the bottom of the elastic pin hole, and a limiting piece is arranged at the outer end of the elastic pin hole to prevent the elastic pin 8 from dropping from the elastic pin hole.
Still including being fixed in the camera of 2 output axis of rotation one sides of steering gear box, the camera is connected with the display through the wire for acquire 3 pairs of waiting fastening bolt positions of tenon, thereby realize the purpose of quick location, simple structure, convenient operation has avoided the danger of ascending a height.
As shown in fig. 4, the steering gear box 2 adopts a double bevel gear structure; the steering gear box 2 comprises a box body 10, an input rotating shaft 7 and an output rotating shaft 11 are perpendicular to each other and arranged in the box body 10, a bevel gear 12 meshed with each other is respectively installed at one end, close to the input rotating shaft 7 and the output rotating shaft 11, of the input rotating shaft 7, the input rotating shaft 7 and the output rotating shaft 11 are in bevel gear transmission, the input rotating shaft 7 rotates along a horizontal shaft and is converted into rotation along a vertical shaft, and therefore locking fixation of a ground potential transformer substation gap bridge bus and an isolating switch contact upper end nut can be achieved. Simple structure, transmission safe and reliable. And transmission gears are arranged between the input rotating shaft 7 and the output rotating shaft 11 and the box body 10, so that the rotating friction force is reduced.
The structure principle and the using steps of the present invention are further explained with the attached drawings as follows:
during the use, according to treating fastening bolt specification, select the tenon 3 of suitable size, be fixed in the output of steering gear box 2 with tenon 3, then will turn to gear box 2 through insulator spindle 5 and lift high with the output axis of rotation fixed connection's of steering gear box 2 tenon 3, then with the tenon with treat fastening bolt's nut contact cooperation, then according to the nut direction of treating fastening bolt, the vertical swing makes dwang 4 horizontal rotation, it rotates to drive the tenon through steering gear box 2, thereby accomplish electrified nut of screwing up, eliminate the contact hidden danger that generates heat, adopt the insulator spindle operation, can carry out electrified tightening with up nut structure, need not have a power failure to operate, circuit normal operating has been avoided, work efficiency is improved, and adopt insulator spindle length long enough, safety and reliability.
Claims (7)
1. The utility model provides a ground potential transformer substation gap bridge generating line and isolator contact locking device, a serial communication port, including ratchet spanner (1), steering gear box (2) and tenon (3), the output of ratchet spanner (1) passes through input dwang (4) with the input axis of rotation that turns to gear box (2) and is connected, tenon (3) are fixed in on output axis of rotation (11) of steering gear box (2), tenon (3) are used for the fastening to wait fastening bolt, ratchet spanner (1) fixedly connected with insulator spindle (5), the input axis of rotation and the output axis of rotation of steering gear box (2) are perpendicular, input axis of rotation (7) and ratchet spanner (1) the axis of rotation of steering gear box (2) are coaxial.
2. The grounding potential transformer substation gap bridge bus and isolating switch contact locking device according to claim 1, characterized in that the insulation rod (5) is connected with the ratchet wrench (1) through threads.
3. The device for locking the gap bridge bus and the disconnecting switch contact of the earth potential substation as claimed in claim 1 or 2, wherein a locking screw (6) is arranged at the joint of the insulating rod (5) and the ratchet wrench (1).
4. The device for locking the gap bridge bus and the contact of the disconnecting switch of the ground potential transformer substation as claimed in claim 3, wherein the insulating rod (5) is provided with a through hole arranged in the radial direction, and the ratchet wrench (1) is provided with a threaded hole and is locked and fixed through the locking screw (6).
5. The device for locking the gap bridge bus and the isolating switch contact of the ground potential transformer substation according to claim 1, wherein one end of the input rotating rod (4) is inserted into and fixed on a rotating wheel of the ratchet wrench (1), the other end of the input rotating rod is provided with a socket, a pin hole is formed in the pipe wall of the socket of the input rotating rod (4), an elastic pin (8) is arranged at one end of the input rotating shaft (7), and one end of the input rotating shaft (7) provided with the elastic pin (8) can be inserted into the socket of the input rotating rod (4).
6. The device for locking the gap bridge bus and the disconnecting switch contact of the earth potential substation as claimed in claim 1, characterized in that the steering gear box (2) adopts a double bevel gear structure.
7. The locking device for the gap bridge bus and the disconnecting switch contact of the ground potential transformer substation as claimed in claim 6, wherein the steering gear box (2) comprises a box body (10), the input rotating shaft (7) and the output rotating shaft (11) are arranged in the box body (10) in a mutually perpendicular mode, and one ends, close to the input rotating shaft (7) and the output rotating shaft (11), of the input rotating shaft and one end, close to the output rotating shaft (11), of the output rotating shaft are respectively provided with a bevel gear (12) which is meshed with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022436067.3U CN213460868U (en) | 2020-10-28 | 2020-10-28 | Grounding potential transformer substation gap bridge bus and isolating switch contact locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022436067.3U CN213460868U (en) | 2020-10-28 | 2020-10-28 | Grounding potential transformer substation gap bridge bus and isolating switch contact locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213460868U true CN213460868U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022436067.3U Active CN213460868U (en) | 2020-10-28 | 2020-10-28 | Grounding potential transformer substation gap bridge bus and isolating switch contact locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213460868U (en) |
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2020
- 2020-10-28 CN CN202022436067.3U patent/CN213460868U/en active Active
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