CN114267968B - Transformer grounding structure - Google Patents
Transformer grounding structure Download PDFInfo
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- CN114267968B CN114267968B CN202111543636.7A CN202111543636A CN114267968B CN 114267968 B CN114267968 B CN 114267968B CN 202111543636 A CN202111543636 A CN 202111543636A CN 114267968 B CN114267968 B CN 114267968B
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- 238000009434 installation Methods 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 9
- 239000004709 Chlorinated polyethylene Substances 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 6
- 229920000573 polyethylene Polymers 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 5
- 239000004677 Nylon Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229920002681 hypalon Polymers 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 229920001084 poly(chloroprene) Polymers 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 229920002379 silicone rubber Polymers 0.000 description 3
- 239000004945 silicone rubber Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004812 Fluorinated ethylene propylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229920009441 perflouroethylene propylene Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Elimination Of Static Electricity (AREA)
Abstract
The invention relates to the technical field of transformer grounding structures, in particular to a transformer grounding structure which comprises a plurality of grounding structures, wherein each grounding structure comprises a grounding plate, a plurality of mounting holes are equidistantly formed in each grounding plate, each grounding plate is wrapped with an insulating layer, two adjacent grounding plates are fixed through a fixing structure, and a driving structure for driving the fixing structure is arranged on each fixing structure; the setting of insulating layer is convenient for the ground plate and protects, has improved the security, effectively prevents simultaneously that the ground plate from corroding, has improved the stability of ground plate, when needs are connected adjacent ground plate, only need get rid of the insulating layer of junction part and just can install, convenient operation, make the mounting hole expose after the insulating layer is got rid of simultaneously, be convenient for be connected with the current conducting plate, increased area of contact, make conductive effect better, have the ground plate positioning action simultaneously, make the ground plate installation more canonical.
Description
Technical Field
The invention relates to the technical field of transformer grounding structures, in particular to a transformer grounding structure.
Background
The grounding refers to the neutral point of a power system and an electric device, the exposed conductive part of the electric equipment and the external conductive part of the device are connected with the ground through conductors, for example, a distribution transformer grounding structure is disclosed in the application number 201610392106.X, a grounding electrode post is arranged on an extension line of the grounding plate, the grounding area of the grounding plate is effectively increased, the grounding resistance R is equal to the soil resistivity x the length of the conductors/the grounding area, when the grounding area is increased, the grounding resistance R correspondingly decreases under the condition that the soil resistivity and the length of the conductors are unchanged, so that the grounding service life of a power distribution network is prolonged, the grounding electrode post is arranged into a column body and a connecting piece, the grounding electrode post is connected with a connecting wire through a connecting terminal and/or a connecting hole arranged on the connecting piece, the grounding area of the grounding electrode post is further increased, and the grounding resistance value is reduced.
However, most adopt the welding mode to connect between two adjacent ground plates, need use welding equipment in the connection process, the flexibility of operation is poor, and the dismantlement of the later stage of being inconvenient for, and the outside insulating component that does not set up of ground plate, long-time use can corrode the damage, and the security is low, when the ground electrode post length is longer, adopts the concatenation mode to connect, if assemble in the installation, the ground electrode post drops to pre-buried hole easily, is inconvenient for assemble in the installation.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a transformer grounding structure.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a transformer grounding structure, includes a plurality of grounding structures, grounding structure includes the earth plate, the equidistance is provided with a plurality of mounting holes on the earth plate, the parcel has the insulating layer on the earth plate, adjacent two fixed through fixed knot constructs between the earth plate, be equipped with on the fixed knot constructs and be used for carrying out driven drive structure to fixed knot, be equipped with on the fixed knot constructs and be used for carrying out sealed seal structure to drive structure's tip, electric connection between earth plate and the earth post, the earth post all is connected in protective structure with an earth plate that is close to the earth post, one that is close to protective structure the earth plate is fixed in the earth post.
Specifically, fixed knot constructs including first installing frame, first installing frame and second installing frame parcel are in the opposite ends of two adjacent ground plates, be equipped with wavy current-conducting plate on the first installing frame, the current-conducting plate is contradicted with the ground plate, the current-conducting plate is contradicted with the mounting hole block, be equipped with first sealed pad on the first installing frame, be equipped with the second sealed pad on the second installing frame, just contradict between first sealed pad and the second sealed pad, first sealed pad is all contradicted in the insulating layer with the second sealed pad.
Specifically, be equipped with the spacing that the cross-section is trapezoidal on the first sealed pad, block between spacing and the second sealed pad, be equipped with four pull blocks that the cross-section is the U-shaped on the second installing frame, pull block runs through in first sealed pad, second sealed pad and block between with first installing frame.
Specifically, the drive structure includes the lead screw, it is connected with the lead screw to rotate on the first installing frame, threaded connection has two sliders on the lead screw, sliding connection between slider and the first installing frame, the screw thread opposite direction at the both ends of lead screw, be equipped with the trapezoidal drive plate of cross-section on the slider, contradict between drive plate and the pull block, bolted connection has first apron on the first installing frame, sliding connection between slider and the first apron.
Specifically, seal structure includes the connecting strip, the one end of connecting strip is fixed in first installing frame, the other end of connecting strip is fixed in the closing plate, the block between closing plate and the first installing frame, be equipped with the fixture block on the closing plate, the block is blocked between fixture block and the first installing frame.
Specifically, the protective structure includes the mounting box, towards the ground plate of ground electrode post is fixed in the mounting box, towards the ground plate the ground electrode post is contradicted with the ground plate, contradicts with the ground plate threaded connection has the nut on the ground electrode post, the ground electrode post is equipped with a plurality of, adjacent two threaded connection between the ground electrode post, the inside of mounting box is equipped with the guiding axle, rotate between guiding axle and the footboard and be connected, be equipped with torsion spring between footboard and the mounting box, the tenth department of footboard is located to the guiding axle, be equipped with bolted connection's second apron on the mounting box.
The beneficial effects of the invention are as follows:
(1) According to the transformer grounding structure, the plurality of mounting holes are formed in the grounding plate at equal intervals, the insulating layer (the insulating layer can be made of polyvinyl chloride (PVC), polyethylene (PE), poly-perfluoroethylene propylene (F46), nylon, polyolefin, chlorinated Polyethylene (CPE), chlorosulfonated polyethylene (CSM), neoprene and silicone rubber) is wrapped on the grounding plate, the insulating layer is arranged to facilitate the protection of the grounding plate, the safety is improved, meanwhile, the corrosion of the grounding plate is effectively prevented, the stability of the grounding plate is improved, when the adjacent grounding plates are required to be connected, the grounding plate can be installed only by removing the insulating layer at the connecting position, the operation is convenient, the mounting holes are exposed after the insulating layer is removed, the connection with the conductive plate is facilitated, the contact area is increased, the conductive effect is better, and meanwhile, the grounding plate positioning effect is achieved, and the grounding plate installation is more standard.
(2) According to the transformer grounding structure, two adjacent grounding plates are fixed through the fixing structure, the driving structure for driving the fixing structure is arranged on the fixing structure, and the sealing structure for sealing the end part of the driving structure is arranged on the fixing structure, so that the two adjacent grounding plates can be fixed quickly through the driving structure driving the fixing structure, the operation flexibility is good, and meanwhile, the sealing structure is arranged to be convenient for sealing and protecting the end part of the driving structure, so that the operation of the driving structure in the later stage is more convenient and quick, namely: after two adjacent grounding plates correspond, draw the piece on the second installation frame and first installation frame block, then make conducting plate and mounting hole block, be convenient for carry out spacingly to two adjacent grounding plates, then rotate the lead screw, two sliders of lead screw thread drive slide in opposite directions, make the slider drive the drive plate conflict cross-section be the drawing piece of U-shaped, because the cross-section of drive plate is trapezoidal, and then have the guide effect to drawing the piece, drive plate conflict behind the drawing piece drive drawing piece and move towards first installation frame direction, and then make first installation frame and second installation frame relatively be close to, make first installation frame drive first sealed the pad, the second installation frame drives the closely contradicting insulating layer of second sealed pad, simultaneously the conducting plate is firm to conflict grounding plate, and then make adjacent two install and dismantle between the grounding plate convenient and fast more, simultaneously first density pad and second sealed the pad are contradicted, further improvement leakproofness, make the leakproofness better between the adjacent grounding plate, then with the sealing plate and first fixture block after the drawing piece, the lead screw is convenient for carry out the end to drive the lead screw, and when the lead screw is convenient for maintenance.
(3) According to the transformer grounding structure, the grounding plates are electrically connected with the grounding electrode post, the grounding electrode post and one grounding plate close to the grounding electrode post are both connected with the protection structure, one grounding plate close to the protection structure is fixed on the grounding electrode post, and the arrangement of the protection structure enables the installation of the grounding electrode post to be more convenient and quicker, namely: when needs ground connection utmost point post is assembled, get the preformed hole subaerial, then fix the mounting box subaerial, the pedal is stepped on to the foot, the pedal rotates around the guiding axle, the pedal drives torsion spring deformation, and the pedal is contradicted the ground connection utmost point post this moment, then a new ground connection utmost point post of threaded connection on this ground connection utmost point post, thereby be convenient for install quick ground connection utmost point post, effectively prevent that the ground connection utmost point post from dropping to the hole, after ground connection utmost point post installation is accomplished, run through the ground connection utmost point post on top, then rotate the nut, make nut cooperation ground connection utmost point post conflict centre gripping ground plate, improved the flexibility of operation greatly, the guiding axle is located the tenth department of pedal, and then makes more laborsaving, has sufficient power drive pedal to contradict the ground connection utmost point post, makes the operation more stable.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of an overall structure of a transformer grounding structure according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the portion A shown in FIG. 1;
FIG. 3 is a schematic structural view of the fixing structure of the present invention;
FIG. 4 is a schematic diagram of a connection structure between a fixed structure and a driving structure according to the present invention;
FIG. 5 is a schematic diagram of a connection structure between a grounding structure and a fixing structure according to the present invention;
fig. 6 is a schematic structural view of the protection structure of the present invention.
In the figure: 1. a grounding structure; 101. an insulating layer; 102. a ground plate; 103. a mounting hole; 2. a fixed structure; 201. a first cover plate; 202. a first mounting frame; 203. a first gasket; 204. a second gasket; 205. a second mounting frame; 206. a limit bar; 207. pulling blocks; 208. a conductive plate; 3. a protective structure; 301. a second cover plate; 302. a mounting box; 303. a screw cap; 304. a guide shaft; 305. a torsion spring; 306. a pedal; 4. a ground post; 5. a sealing structure; 501. a connecting strip; 502. a sealing plate; 503. a clamping block; 6. a driving structure; 601. a driving plate; 602. a screw rod; 603. a sliding block.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-6, the grounding structure of the transformer according to the present invention includes a plurality of grounding structures 1, the grounding structures 1 include grounding plates 102, a plurality of mounting holes 103 are equidistantly provided on the grounding plates 102, an insulating layer 101 is wrapped on the grounding plates 102, two adjacent grounding plates 102 are fixed by a fixing structure 2, a driving structure 6 for driving the fixing structure 2 is provided on the fixing structure 2, a sealing structure 5 for sealing an end of the driving structure 6 is provided on the fixing structure 2, the grounding plates 102 are electrically connected with the grounding posts 4, the grounding posts 4 are connected with a protecting structure 3 with one grounding plate 102 close to the grounding posts 4, and one grounding plate 102 close to the protecting structure 3 is fixed to the grounding posts 4; the ground plate 102 is last equidistance to be provided with a plurality of mounting holes 103, the parcel has insulating layer 101 (insulating layer 101 can be polyvinyl chloride (PVC), polyethylene (PE), fluorinated ethylene propylene (F46), still nylon, polyolefin, chlorinated Polyethylene (CPE), chlorosulfonated polyethylene (CSM), neoprene, silicone rubber material) on the ground plate 102, insulating layer 101's setting is convenient for the ground plate 102 protect, has improved the security, effectively prevents ground plate 102 corruption simultaneously, has improved ground plate 102's stability, when needs are connected adjacent ground plate 102, just can install by removing insulating layer 101 of junction, convenient operation, makes mounting hole 103 expose after insulating layer 101 gets rid of simultaneously, is convenient for be connected with conductive plate 208, has increased area of contact, makes the electrically conductive effect better, has the ground plate 102 location effect simultaneously, makes ground plate 102 install more normaticly.
Specifically, the fixing structure 2 includes a first mounting frame 202, the first mounting frame 202 and a second mounting frame 205 are wrapped at opposite ends of two adjacent ground plates 102, a wavy conductive plate 208 is disposed on the first mounting frame 202, the conductive plate 208 is abutted against the ground plates 102, the conductive plate 208 is abutted against the mounting hole 103 in a clamping manner, a first sealing pad 203 is disposed on the first mounting frame 202, a second sealing pad 204 is disposed on the second mounting frame 205, the first sealing pad 203 and the second sealing pad 204 are abutted against each other, the first sealing pad 203 and the second sealing pad 204 are abutted against the insulating layer 101, a limiting strip 206 with a trapezoidal section is disposed on the first sealing pad 203, the limiting strip 206 and the second sealing pad 204 are clamped together, four pulling blocks 207 with a U-shaped section are disposed on the second mounting frame 205, and the pulling blocks 207 penetrate through the first sealing pad 203, the second sealing pad 204 and are clamped together with the first mounting frame 202.
Specifically, the driving structure 6 includes a screw rod 602, the first mounting frame 202 is rotatably connected with the screw rod 602, two sliding blocks 603 are screwed on the screw rod 602, the sliding blocks 603 are slidably connected with the first mounting frame 202, the directions of the threads at two ends of the screw rod 602 are opposite, a driving plate 601 with a trapezoid cross section is arranged on the sliding blocks 603, the driving plate 601 abuts against the pull block 207, a first cover plate 201 is screwed on the first mounting frame 202, and the sliding blocks 603 are slidably connected with the first cover plate 201; after two adjacent grounding plates 102 correspond, draw the piece 207 with the first installation frame 202 block on the second installation frame 205, then make conducting plate 208 and mounting hole 103 block, be convenient for carry out spacingly to two adjacent grounding plates 102, then rotate lead screw 602, lead screw 602 screw thread drive two sliders 603 slide on the back, make slider 603 drive the piece 207 that is the U-shaped of drive plate 601 conflict cross section, because the cross section of drive plate 601 is trapezoidal, and then have guiding effect to drawing piece 207, drive plate 601 conflict behind the piece 207 drive draw piece 207 and move towards first installation frame 202 direction, and then make first installation frame 202 and second installation frame 205 be close to relatively, make first installation frame 202 drive first sealed pad 203, second installation frame 205 drive second sealed pad 204 closely conflict insulating layer 101, and simultaneously conducting plate 208 firmly conflict grounding plate 102, and then make two adjacent install and dismantle between grounding plate 102 more convenient and fast, simultaneously between first density pad 203 and the second sealed pad 204 conflict piece 206 and the second sealed pad 502, the seal plate 602 has been improved to seal the seal plate 602, and the seal plate 602 has been convenient for the installation and maintenance when the second seal plate 602 is better, and seal plate 602 is then carried out to the seal plate 602.
Specifically, seal structure 5 includes connecting strip 501, the one end of connecting strip 501 is fixed in first mounting frame 202, the other end of connecting strip 501 is fixed in closing plate 502, the block is equipped with fixture block 503 between closing plate 502 and the first mounting frame 202 on the closing plate 502, the block is equipped with between fixture block 503 and the first mounting frame 202, protective structure 3 includes mounting box 302, orientation ground plate 102 of ground plate 102 is fixed in mounting box 302, orientation ground plate 102 ground plate 4 contradict with ground plate 102, contradict with ground plate 102 threaded connection has nut 303 on ground plate 4, ground plate 4 is equipped with a plurality of, adjacent two threaded connection between ground plate 4.
Specifically, a guide shaft 304 is disposed in the installation box 302, the guide shaft 304 is rotatably connected with a pedal 306, a torsion spring 305 is disposed between the pedal 306 and the installation box 302, the guide shaft 304 is disposed at one tenth of the pedal 306, and a second cover plate 301 is disposed on the installation box 302 and is connected with the second cover plate by a bolt; when needs are assembled to the grounding electrode post 4, a preformed hole is drilled in the ground, then the installation box 302 is fixed on the ground, the foot is stepped on the pedal 306, the pedal 306 rotates around the guide shaft 304, the pedal 306 drives the torsion spring 305 to deform, at the moment, the pedal 306 is abutted against the grounding electrode post 4, then a new grounding electrode post 4 is connected to the grounding electrode post 4 in a threaded manner, so that the grounding electrode post 4 is convenient to install, the grounding electrode post 4 is effectively prevented from falling into the hole, after the grounding electrode post 4 is installed, the grounding electrode post at the top end penetrates through the grounding plate 102, then the nut 303 is rotated, the nut 303 is matched with the grounding electrode post 4 to be abutted against the clamping grounding plate 102, the operation flexibility is greatly improved, the guide shaft 304 is arranged at one tenth of the pedal 306, further, the grounding electrode post 4 is driven by enough power, and the operation is more stable.
When the grounding plate 102 is used, the grounding plate 102 is provided with the plurality of mounting holes 103 at equal intervals, the grounding plate 102 is wrapped with the insulating layer 101 (the insulating layer 101 can be made of polyvinyl chloride (PVC), polyethylene (PE), poly-perfluoroethylene propylene (F46), nylon, polyolefin, chlorinated Polyethylene (CPE), chlorosulfonated polyethylene (CSM), neoprene and silicone rubber), the insulating layer 101 is convenient for protecting the grounding plate 102, the safety is improved, the grounding plate 102 is effectively prevented from being corroded, the stability of the grounding plate 102 is improved, when the adjacent grounding plates 102 are required to be connected, the grounding plate can be installed by removing the insulating layer 101 at the connecting part, the operation is convenient, the mounting holes 103 are exposed after the insulating layer 101 is removed, the grounding plate is convenient to be connected with the conductive plate 208, the contact area is increased, the conductive effect is better, and the grounding plate 102 is more standard in mounting; after two adjacent grounding plates 102 are corresponding, a pull block 207 on a second mounting frame 205 is clamped with a first mounting frame 202, then a conductive plate 208 is clamped with a mounting hole 103, so that two adjacent grounding plates 102 are conveniently limited, a screw rod 602 is rotated, the screw rod 602 drives two sliding blocks 603 to slide back to each other, the sliding blocks 603 drive the driving plate 601 to abut against the pull block 207 with a U-shaped section, the driving plate 601 has a trapezoidal section, the pull block 207 is guided, the pull block 207 is driven to move towards the direction of the first mounting frame 202 after the driving plate 601 abuts against the pull block 207, the first mounting frame 202 is further made to be relatively close to the second mounting frame 205, the first mounting frame 202 drives a first sealing pad 203, the second mounting frame 205 drives a second sealing pad 204 to abut against an insulating layer 101, meanwhile, the conductive plate 208 is firmly abutted against the grounding plates 102, and then the two adjacent grounding plates 102 are more conveniently and quickly assembled and disassembled, meanwhile, the first density pad 203 abuts against the second sealing pad 204, the limiting strip 206 abuts against the second sealing pad 205, the sealing pad 502 is better in the sealing plate 602 is further assembled with the sealing plate 602, and the sealing plate 602 is more conveniently disassembled after the sealing plate 602 is further mounted and the sealing plate 602 is more conveniently and the sealing plate 602 is better in the period is maintained; when needs are assembled to the grounding electrode post 4, a preformed hole is drilled in the ground, then the installation box 302 is fixed on the ground, the foot is stepped on the pedal 306, the pedal 306 rotates around the guide shaft 304, the pedal 306 drives the torsion spring 305 to deform, at the moment, the pedal 306 is abutted against the grounding electrode post 4, then a new grounding electrode post 4 is connected to the grounding electrode post 4 in a threaded manner, so that the grounding electrode post 4 is convenient to install, the grounding electrode post 4 is effectively prevented from falling into the hole, after the grounding electrode post 4 is installed, the grounding electrode post at the top end penetrates through the grounding plate 102, then the nut 303 is rotated, the nut 303 is matched with the grounding electrode post 4 to be abutted against the clamping grounding plate 102, the operation flexibility is greatly improved, the guide shaft 304 is arranged at one tenth of the pedal 306, further, the grounding electrode post 4 is driven by enough power, and the operation is more stable.
It will be evident to those skilled in the art that the invention 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 characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The transformer grounding structure is characterized by comprising a plurality of grounding structures (1), wherein each grounding structure (1) comprises a grounding plate (102), a plurality of mounting holes (103) are formed in each grounding plate (102) at equal intervals, each grounding plate (102) is wrapped by an insulating layer (101), two adjacent grounding plates (102) are fixed through a fixing structure (2), a driving structure (6) for driving the fixing structure (2) is arranged on each fixing structure (2), a sealing structure (5) for sealing the end part of each driving structure (6) is arranged on each fixing structure (2), each grounding plate (102) is electrically connected with each grounding post (4), each grounding post (4) is connected with one grounding plate (102) close to each grounding post (4) in each protecting structure (3), and each grounding plate (102) close to each protecting structure (3) is fixed on each grounding post (4);
the fixing structure (2) comprises a first mounting frame (202), the first mounting frame (202) and a second mounting frame (205) are wrapped at opposite ends of two adjacent grounding plates (102), wavy conducting plates (208) are arranged on the first mounting frame (202), the conducting plates (208) are in interference with the grounding plates (102), and the conducting plates (208) are in interference with the mounting holes (103);
a first sealing gasket (203) is arranged on the first mounting frame (202), a second sealing gasket (204) is arranged on the second mounting frame (205), the first sealing gasket (203) is abutted against the second sealing gasket (204), and the first sealing gasket (203) and the second sealing gasket (204) are abutted against the insulating layer (101);
a limiting strip (206) with a trapezoid cross section is arranged on the first sealing gasket (203), and the limiting strip (206) is clamped with the second sealing gasket (204);
four pull blocks (207) with U-shaped cross sections are arranged on the second mounting frame (205), and the pull blocks (207) penetrate through the first sealing gasket (203) and the second sealing gasket (204) and are clamped with the first mounting frame (202);
the driving structure (6) comprises a screw rod (602), the screw rod (602) is rotationally connected to the first mounting frame (202), two sliding blocks (603) are connected to the screw rod (602) in a threaded mode, the sliding blocks (603) are connected with the first mounting frame (202) in a sliding mode, the directions of the threads at the two ends of the screw rod (602) are opposite, a driving plate (601) with a trapezoid cross section is arranged on the sliding blocks (603), and the driving plate (601) is in interference with the pulling block (207).
2. A transformer grounding structure as defined in claim 1, wherein: the first mounting frame (202) is connected with a first cover plate (201) through bolts, and the sliding block (603) is connected with the first cover plate (201) in a sliding mode.
3. A transformer grounding structure as defined in claim 1, wherein: sealing structure (5) are including connecting strip (501), the one end of connecting strip (501) is fixed in first installing frame (202), the other end of connecting strip (501) is fixed in closing plate (502), block between closing plate (502) and first installing frame (202), be equipped with fixture block (503) on closing plate (502), block between fixture block (503) and first installing frame (202).
4. A transformer grounding structure as defined in claim 1, wherein: the protection structure (3) comprises a mounting box (302), the grounding plate (102) facing the grounding plate (4) is fixed in the mounting box (302), the grounding plate (102) facing the grounding plate (102) is abutted against the grounding plate (102), nuts (303) are connected to the grounding plate (4) in a threaded mode, the grounding plate (4) is provided with a plurality of adjacent two grounding plates (4) in a threaded mode.
5. The transformer grounding structure of claim 4, wherein: the inside of install bin (302) is equipped with guiding axle (304), rotate between guiding axle (304) and footboard (306) and be connected, be equipped with torsion spring (305) between footboard (306) and install bin (302), guiding axle (304) are located the tenth department of footboard (306), be equipped with bolted connection's second apron (301) on install bin (302).
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| CN202111543636.7A CN114267968B (en) | 2021-12-16 | 2021-12-16 | Transformer grounding structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111543636.7A CN114267968B (en) | 2021-12-16 | 2021-12-16 | Transformer grounding structure |
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| CN114267968A CN114267968A (en) | 2022-04-01 |
| CN114267968B true CN114267968B (en) | 2023-10-20 |
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| CN115954690B (en) * | 2023-03-13 | 2023-05-23 | 江天科技有限公司 | Grounding structure of grounding frame |
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| CN205692974U (en) * | 2016-06-16 | 2016-11-16 | 国网山东省电力公司五莲县供电公司 | Allocated radio bridge joint ground wire insulation earthing device |
| KR101809914B1 (en) * | 2017-07-05 | 2018-01-26 | 산전정밀(주) | Earthing switch |
| CN211238525U (en) * | 2020-01-19 | 2020-08-11 | 无锡锡东电力电气安装工程有限公司 | Power cable grounding device |
| CN113675630A (en) * | 2021-08-02 | 2021-11-19 | 西安石油大学 | Grounding device of electrical equipment |
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