CN113140997A - Transformer substation twists and connects hard clamp plate of formula - Google Patents
Transformer substation twists and connects hard clamp plate of formula Download PDFInfo
- Publication number
- CN113140997A CN113140997A CN202110303086.5A CN202110303086A CN113140997A CN 113140997 A CN113140997 A CN 113140997A CN 202110303086 A CN202110303086 A CN 202110303086A CN 113140997 A CN113140997 A CN 113140997A
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- conductive core
- piece
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- column
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
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Abstract
The invention discloses a twisting-connection type hard pressing plate for a transformer substation, which comprises a fixed bottom plate, wherein fixed pipes are arranged on two sides of the fixed bottom plate; the conductive core columns which are arranged oppositely are connected with the corresponding fixed tubes respectively; the positioning pieces are oppositely arranged and are respectively sleeved on the outer sides of the corresponding conductive core columns; one end of the rotating piece is rotatably connected with the fixed bottom plate, and the other end of the rotating piece is in a free state; the Z-shaped connecting sheet is connected with the rotating piece, and two ends of the Z-shaped connecting sheet are respectively provided with a limiting clamping groove which is used for clamping the conductive core column; the pressing piece is connected with the rotating piece; when the rotating piece rotates, the rotating piece drives the two ends of the Z-shaped connecting piece to be respectively contacted with the corresponding conductive core columns, and the rotating piece drives the pressing piece to drive the positioning pieces to respectively fix the two ends of the Z-shaped connecting piece with the corresponding conductive core columns. The invention greatly reduces the investment and withdrawal difficulty of the hard pressing plate, is convenient for workers to use the hard pressing plate, and is beneficial to ensuring the stability of the hard pressing plate during use.
Description
Technical Field
The invention belongs to the technical field of equipment for a transformer substation, and particularly relates to a screwed hard pressing plate for the transformer substation.
Background
The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system, the transformer substation in a power plant is a boosting transformer substation, the boosting transformer substation is used for boosting the electric energy generated by a generator and then feeding the electric energy into a high-voltage power grid, and a hard pressing plate is required to be used in the use of the transformer substation. The hard pressing plate is also called as a protection pressing plate and is a connecting piece arranged on the protection screen, the closing and the opening of the hard pressing plate represent the switching-on and switching-off, the hard pressing plate is generally divided into a functional pressing plate and an outlet pressing plate, the functional pressing plate is a selection control mode of a protection function, the switching-on and switching-off influence of the functional pressing plate is the realization of a certain protection function, and the switching-on and switching-off influence of the outlet pressing plate is the realization of a protection trip outlet;
at present the hard clamp plate of on-spot actual usefulness comprises electrically conductive stem, connection piece and protective sheath, comes the hard clamp plate of operation connection piece through the manual work, realizes the input (connection piece and electrically conductive stem intercommunication) of hard clamp plate and withdraws from (connection piece and electrically conductive stem disconnection), but whether hard clamp plate really drops into, can only try the connection piece with the hand, comparatively inconvenient, and hard clamp plate drops into the easy phenomenon that becomes flexible that appears after, can influence the performance of hard clamp plate.
Disclosure of Invention
Aiming at the problems, the invention provides the transformer substation screwing type hard pressing plate, which greatly reduces the investment and withdrawal difficulty of the hard pressing plate, is convenient for workers to use the hard pressing plate, and is favorable for ensuring the stability of the hard pressing plate during use.
In order to achieve the technical purpose and achieve the technical effects, the invention is realized by the following technical scheme:
a transformer substation screw-on hard platen comprising:
the two sides of the fixed bottom plate are provided with fixed pipes;
the conductive core columns which are arranged oppositely are connected with the corresponding fixed tubes respectively;
the positioning pieces are oppositely arranged and are respectively sleeved on the outer sides of the corresponding conductive core columns;
one end of the rotating piece is rotatably connected with the fixed bottom plate, and the other end of the rotating piece is in a free state;
the Z-shaped connecting sheet is connected with the rotating piece, and two ends of the Z-shaped connecting sheet are respectively provided with a limiting clamping groove which is used for clamping the conductive core column;
the pressing piece is connected with the rotating piece;
when the rotating piece rotates, the rotating piece drives the two ends of the Z-shaped connecting piece to be respectively contacted with the corresponding conductive core columns, and the rotating piece drives the pressing piece to drive the positioning pieces to respectively fix the two ends of the Z-shaped connecting piece with the corresponding conductive core columns.
Optionally, each positioning element comprises:
the bottom lantern ring is arranged at the top end of the corresponding fixed pipe and sleeved outside the corresponding conductive core column;
the first top lantern ring and the second top lantern ring are connected through the elastic piece and sleeved on the outer side of the corresponding conductive core column;
when the rotating piece rotates, the pressing piece drives the second top sleeve ring to move towards the first top sleeve ring, and the limiting clamping groove at the end part of the Z-shaped connecting piece is fixed with the conductive core column.
Optionally, the longitudinal cross-sectional shape of the bottom collar is the same as the longitudinal cross-sectional shape of the first top collar, both are tapered, and the orientation of the bottom collar and the first top collar is opposite.
Optionally, the rotating member comprises:
the top fixing columns are oppositely arranged, and one end of each top fixing column is connected with the corresponding conductive core column; the bottom end of the top fixing column is provided with a positioning clamping groove for accommodating the end part of the conductive core column, the bottom of one side of the outer surface of the top fixing column is provided with a guide sliding chute, and the edge part of one side of the bottom end of the inner wall of the guide sliding chute is provided with a guide sliding hole;
the fixed top plate is respectively connected with the other end of each top fixed column;
the bottom end of the rotating shaft column is connected with the fixed bottom plate, and the top end of the rotating shaft column penetrates through the fixed top plate and then is connected with the adjusting turntable;
the guide roller is sleeved on the outer side of the rotating shaft column, two opposite sides of the outer surface of the guide roller are provided with limiting sliding chutes, limiting sliding columns are arranged in the limiting sliding chutes, the end parts of the limiting sliding columns are welded with L-shaped guide pushing and pressing rods, the parts of the L-shaped guide pushing and pressing rods are located in the guide sliding holes, and the end parts of the L-shaped guide pushing and pressing rods penetrate through the guide sliding holes and are close to the pressing piece;
when the rotating shaft column rotates, two ends of the Z-shaped connecting sheet are respectively contacted with the corresponding conductive core columns, and meanwhile, the L-shaped guide pushing and pressing rod drives each positioning piece to respectively fix two ends of the Z-shaped connecting sheet with the corresponding conductive core columns.
Optionally, a limiting hole is formed in the fixed top plate, and the rotating shaft column is arranged in the limiting hole; the fixed baseplate is provided with a T-shaped limiting groove, the end part of the rotating shaft column, which is far away from the adjusting turntable, is provided with a limiting round block, and the limiting round block is positioned in the T-shaped limiting groove to limit the rotating shaft column.
Optionally, the guide roller and the rotating shaft column are integrally constructed, and the rotating shaft column and the limiting round block are fixedly bonded.
Optionally, the projection circumference of the longitudinal section of the limiting sliding chute is one sixth of the circumference of the longitudinal section of the guide roller, and the rotation angle range of the guide roller is 0 degree to 60 degrees.
Optionally, the width of the limiting clamping groove at the end of the Z-shaped connecting sheet is the same as the diameter of the conductive core column, and the longitudinal section of the guide sliding hole is the same as the longitudinal section of the L-shaped guide pushing rod.
Optionally, each conductive core column penetrates through the corresponding fixed pipe, a fixed thread groove is formed in one end, far away from the positioning element, of each conductive core column, and a fixed nut is arranged at the position of each fixed thread groove.
Optionally, the fixed bottom plate, the fixed pipe, the top fixed column, the fixed top plate, the rotating shaft column, the guide roller and the L-shaped guide pushing and pressing rod are all made of insulating plastics, and the conductive core column, the bottom lantern ring, the first top lantern ring, the extrusion piece, the second top lantern ring and the Z-shaped connecting piece are all made of metal.
Compared with the prior art, the invention has the beneficial effects that:
1. the rotary table is adjusted through positive rotation, the input of the hard pressing plate can be realized, the quitting of the hard pressing plate can be realized through reverse rotation, the input and quitting difficulty of the hard pressing plate can be reduced, and the hard pressing plate can be conveniently used by workers.
2. Through the bottom lantern ring, the first top lantern ring, the use of extrusion spring and the second top lantern ring, can extrude spacingly to the input of Z type connection piece, through the guide roll, spacing spout, spacing traveller, the pole is bulldozed in the L type direction, the use of direction spout and direction slide opening, can extrude the second top lantern ring, it is spacing to further realize the extrusion that the Z type connection piece drops into, it is more stable when the Z type connection piece of messenger drops into, it is not hard up to avoid Z type connection piece to appear after dropping into, be favorable to guaranteeing the stability when hard clamp plate uses.
3. Through PMKD, fixed pipe, electrically conductive stem, top fixed column and positioning channel's use, can reduce the equipment difficulty of hard clamp plate, the staff of being convenient for is to the production and the follow-up maintenance of hard clamp plate, through the use of spacing hole, T type spacing groove and spacing rounding block, can carry on spacingly to the rotation of pivot post, can make pivot post pivoted more steady, the staff of being convenient for is to the use of adjusting the carousel.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the mounting structure of the fixing nut of the present invention.
Fig. 3 is a schematic structural view of the positioning card slot of the present invention.
Fig. 4 is a schematic structural view of the limiting slot of the present invention.
Fig. 5 is a cross-sectional view of the present invention.
Fig. 6 is a schematic view of the mounting structure of the limiting slide post of the present invention.
The reference signs are: 1. fixing the bottom plate; 2. a fixed tube; 3. a conductive stem; 4. a bottom collar; 5. a first top collar; 6. a compression spring; 7. a second top collar; 8. a top fixing column; 9. fixing a top plate; 10. positioning the clamping groove; 11. a guide chute; 12. a guide slide hole; 13. a limiting hole; 14. a T-shaped limiting groove; 15. a rotating shaft column; 16. a guide roller; 17. a Z-shaped connecting sheet; 18. a limiting round block; 19. a limiting chute; 20. a limiting clamping groove; 21. a limiting sliding column; 22. an L-shaped guide push rod; 23. adjusting the turntable; 24. fixing the thread groove; 25. and (5) fixing the screw cap.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
The following detailed description of the principles of the invention is provided in connection with the accompanying drawings.
The transformer substation screwing type hard pressing plate shown in the attached drawings 1-6 comprises a fixed bottom plate 1, wherein fixed tubes 2 are arranged on two sides of the fixed bottom plate 1, a conductive core column 3 is installed in the middle of the top end of each fixed tube 2, a bottom lantern ring 4 is installed at the position, close to the conductive core column 3, of the top end of each fixed tube 2, a first top lantern ring 5 is installed at the top end of each bottom lantern ring 4, an elastic piece (an extrusion spring 6) is installed on the edge portion of the top end of each first top lantern ring 5, one end of each elastic piece is connected with a second top lantern ring 7, a top fixed column 8 is installed at the top end of each conductive core column 3, a fixed top plate 9 is arranged on the top of one side of the outer surface of each top fixed column 8, a positioning clamping groove 10 is formed in the middle of the bottom end of each top fixed column 8, a guide chute 11 is formed in the bottom of one side of the inner wall of each guide chute 11;
spacing hole 13 has been seted up at 9 top middle parts of roof fixing, T type spacing groove 14 has been seted up at 1 top middle part of PMKD, spacing 13 internally mounted has pivot post 15, pivot post 15 surface middle part is provided with guide roll 16, the welding of 15 surface bottom of pivot post has Z type connection piece 17, 15 bottoms of pivot post are provided with spacing fritter 18, 15 tops of pivot post are provided with regulation carousel 23, spacing spout 19 has all been seted up to 16 surface both sides of guide roll, spacing draw-in groove 20 has all been seted up to 17 top both sides limit portions of Z type connection piece, 19 internally mounted of spacing spout has spacing traveller 21, the welding of 21 one end of spacing traveller has L type direction to bulldoze pole 22.
The longitudinal section shape of the bottom lantern ring 4 is the same as that of the first top lantern ring 5, and the two parts are all conical, the installation direction between the bottom lantern ring 4 and the first top lantern ring 5 is opposite, the installation difficulty of the Z-shaped connecting piece 17 can be reduced, and the Z-shaped connecting piece 17 can be conveniently used.
The mounting hole has all been seted up at 4 top middle parts of the bottom lantern ring, 5 top middle parts of the first top lantern ring and 7 top middle parts of the second top lantern ring, and the diameter of electrically conductive stem 3 is the same with the internal diameter of mounting hole, can reduce the installation degree of difficulty of the bottom lantern ring 4, 5 top middle parts of the first top lantern ring and 7 of the second top lantern ring, the use of the 5 top middle parts of the first top lantern ring of being convenient for and 7 of the second top lantern ring.
The quantity of top fixed column 8 is two altogether, connects through fixed roof 9 between two top fixed columns 8, adopts the integral type structure between two top fixed columns 8 and the fixed roof 9, and positioning groove 10's internal diameter is the same with electrically conductive stem 3's diameter, and electrically conductive stem 3 is located inside positioning groove 10, and it is fixed through bonding between electrically conductive stem 3 and the top fixed column 8, can reduce the equipment difficulty degree of hard clamp plate, the use of the hard clamp plate of being convenient for.
The guide roller 16 and the rotating shaft column 15 are integrally structured, the rotating shaft column 15 and the limiting round block 18 are fixedly bonded, and the limiting round block 18 is positioned in the T-shaped limiting groove 14 and can limit the rotating shaft column 15, so that the rotating shaft column 15 can be conveniently used.
The projection perimeter of the longitudinal section of the limiting sliding groove 19 is one sixth of the perimeter of the longitudinal section of the guide roller 16, the rotation angle range of the guide roller 16 is 0-60 degrees, the opening and closing angle of the Z-shaped connecting piece 17 can be adjusted, and the Z-shaped connecting piece 17 can be conveniently used.
The width of the limiting clamping groove 20 is the same as the diameter of the conductive core column 3, the longitudinal section size of the guide sliding hole 12 is the same as that of the L-shaped guide pushing rod 22, the L-shaped guide pushing rod 22 is located inside the guide sliding hole 12, the movement of the L-shaped guide pushing rod 22 can be limited, and the L-shaped guide pushing rod 22 can be conveniently used.
In summary, the working principle of the hard pressing plate of the invention is as follows:
the working personnel rotate the adjusting turntable 23, the adjusting turntable 23 rotates to drive the rotating shaft column 15 and the guide roller 16 to synchronously rotate, the rotating shaft column 15 rotates to drive the Z-shaped connecting sheet 17 to rotate, the guide roller 16 rotates to drive the limiting sliding column 21 to move up and down in the limiting sliding groove 19, and the limiting sliding column 21 moves to drive the L-shaped guiding push-press rod 22 to move up and down in the guiding sliding groove 11 and the guiding sliding hole 12;
when a worker rotates forward to adjust the rotating disc 23, the rotating shaft column 15 rotates to drive the Z-shaped connecting sheet 17 to move towards the direction close to the conductive core column 3, the guide roller 16 rotates to enable the limiting sliding column 21 to move downwards in the limiting sliding groove 19, the limiting sliding column 21 moves downwards to drive the L-shaped guide pushing and pressing rod 22 to move downwards, when the Z-shaped connecting sheet 17 contacts the joint of the bottom lantern ring 4 and the first top lantern ring 5, the first top lantern ring 5 is extruded, the first top lantern ring 5 moves upwards to extrude the extrusion spring 6, the extrusion spring 6 is compressed, along with the rotation of the Z-shaped connecting sheet 17, the Z-shaped connecting sheet 17 enters the middle part of the bottom lantern ring 4 and the first top lantern ring 5, the L-shaped guide pushing and pressing rod 22 moves downwards to contact the second top lantern ring 7 to extrude the second top lantern ring 7, and the extrusion spring 6 is compressed again, the Z-shaped connecting sheet 17 is limited, and when the Z-shaped connecting sheet 17 cannot rotate continuously, the conductive core column 3 enters the limiting clamping groove 20, so that the input of a hard pressing plate can be realized;
when a worker reversely rotates the adjusting turntable 23, the Z-shaped connecting piece 17 moves in a direction away from the conductive core column 3, the limiting sliding column 21 moves upwards in the limiting sliding groove 19, the L-shaped guiding pushing rod 22 moves upwards in the guiding sliding groove 11 and the guiding sliding hole 12, when the Z-shaped connecting piece 17 is separated from the contact between the bottom lantern ring 4 and the first top lantern ring 5, the L-shaped guiding pushing rod 22 is separated from the contact between the L-shaped guiding pushing rod 22 and the second top lantern ring 7, under the action of elastic potential energy of the extrusion spring 6, the bottom lantern ring 4 is in close contact with the first top lantern ring 5, the top end of the second top lantern ring 7 is in contact with the bottom end of the top fixing column 8, the guiding sliding hole 12 is sealed, when the Z-shaped connecting piece 17 cannot continuously rotate, the hard pressing plate can be separated, and at the time, the included angle between the Z-shaped connecting piece 17 and the conductive core column 3 is 60 degrees,
the hard pressing plate can be put into the rotary adjusting disc 23 in a forward rotating mode, the hard pressing plate can be withdrawn in a reverse rotating mode through the rotary adjusting disc 23, the putting-in and withdrawing difficulty of the hard pressing plate can be reduced, and the hard pressing plate can be conveniently used by workers;
the investment of the Z-shaped connecting sheet 17 can be extruded and limited through the use of the bottom lantern ring 4, the first top lantern ring 5, the extrusion spring 6 and the second top lantern ring 7, the second top lantern ring 7 can be extruded through the use of the guide roller 16, the limit sliding chute 19, the limit sliding column 21, the L-shaped guide push-press rod 22, the guide sliding chute 11 and the guide sliding hole 12, so that the extrusion limitation of the investment of the Z-shaped connecting sheet 17 is further realized, the Z-shaped connecting sheet 17 is more stable when being invested, the Z-shaped connecting sheet 17 is prevented from being loosened after being invested, and the stability of the hard pressing plate in use is favorably ensured;
through PMKD 1, fixed pipe 2, electrically conductive stem 3, top fixed column 8 and positioning channel section 10's use, can reduce the equipment difficulty of hard clamp plate, the staff of being convenient for is to the production and the subsequent maintenance of hard clamp plate, through spacing hole 13, the use of T type spacing groove 14 and spacing boss 18, can carry on spacingly to the rotation of pivot post 15, can make pivot post 15 pivoted more steady, the staff of being convenient for is to the use of adjusting carousel 23.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a hard clamp plate of transformer substation's screw-on formula which characterized in that includes:
the two sides of the fixed bottom plate are provided with fixed pipes;
the conductive core columns which are arranged oppositely are connected with the corresponding fixed tubes respectively;
the positioning pieces are oppositely arranged and are respectively sleeved on the outer sides of the corresponding conductive core columns;
one end of the rotating piece is rotatably connected with the fixed bottom plate, and the other end of the rotating piece is in a free state;
the Z-shaped connecting sheet is connected with the rotating piece, and two ends of the Z-shaped connecting sheet are respectively provided with a limiting clamping groove which is used for clamping the conductive core column;
the pressing piece is connected with the rotating piece;
when the rotating piece rotates, the rotating piece drives the two ends of the Z-shaped connecting piece to be respectively contacted with the corresponding conductive core columns, and the rotating piece drives the pressing piece to drive the positioning pieces to respectively fix the two ends of the Z-shaped connecting piece with the corresponding conductive core columns.
2. The transformer substation screw-on hard pressure plate according to claim 1, wherein each positioning member comprises:
the bottom lantern ring is arranged at the top end of the corresponding fixed pipe and sleeved outside the corresponding conductive core column;
the first top lantern ring and the second top lantern ring are connected through the elastic piece and sleeved on the outer side of the corresponding conductive core column; when the rotating piece rotates, the pressing piece drives the second top sleeve ring to move towards the first top sleeve ring, and the limiting clamping groove at the end part of the Z-shaped connecting piece is fixed with the conductive core column.
3. The transformer substation screwing type hard pressing plate according to claim 2, characterized in that: the longitudinal section shape of the bottom lantern ring is the same as that of the first top lantern ring, the bottom lantern ring and the first top lantern ring are both conical, and the orientation of the bottom lantern ring is opposite to that of the first top lantern ring.
4. A substation screw-on hard pressure plate according to claim 1, characterized in that the rotating member comprises:
the top fixing columns are oppositely arranged, and one end of each top fixing column is connected with the corresponding conductive core column; the bottom end of the top fixing column is provided with a positioning clamping groove for accommodating the end part of the conductive core column, the bottom of one side of the outer surface of the top fixing column is provided with a guide sliding chute, and the edge part of one side of the bottom end of the inner wall of the guide sliding chute is provided with a guide sliding hole;
the fixed top plate is respectively connected with the other end of each top fixed column;
the bottom end of the rotating shaft column is connected with the fixed bottom plate, and the top end of the rotating shaft column penetrates through the fixed top plate and then is connected with the adjusting turntable;
the guide roller is sleeved on the outer side of the rotating shaft column, two opposite sides of the outer surface of the guide roller are provided with limiting sliding chutes, limiting sliding columns are arranged in the limiting sliding chutes, the end parts of the limiting sliding columns are welded with L-shaped guide pushing and pressing rods, the parts of the L-shaped guide pushing and pressing rods are located in the guide sliding holes, and the end parts of the L-shaped guide pushing and pressing rods penetrate through the guide sliding holes and are close to the pressing piece; when the rotating shaft column rotates, two ends of the Z-shaped connecting sheet are respectively contacted with the corresponding conductive core columns, and meanwhile, the L-shaped guide pushing and pressing rod drives each positioning piece to respectively fix two ends of the Z-shaped connecting sheet with the corresponding conductive core columns.
5. A transformer substation screw-on hard clamp plate according to claim 4, characterized in that: a limiting hole is formed in the fixed top plate, and the rotating shaft column is arranged in the limiting hole; the fixed baseplate is provided with a T-shaped limiting groove, the end part of the rotating shaft column, which is far away from the adjusting turntable, is provided with a limiting round block, and the limiting round block is positioned in the T-shaped limiting groove to limit the rotating shaft column.
6. A transformer substation screw-on hard clamp plate according to claim 5, characterized in that: the guide roller and the rotating shaft column are integrally constructed, and the rotating shaft column and the limiting round block are fixedly bonded.
7. A transformer substation screw-on hard clamp plate according to claim 4, characterized in that: the projection perimeter of the longitudinal section of the limiting sliding groove is one sixth of the perimeter of the longitudinal section of the guide roller, and the rotation angle range of the guide roller is 0-60 degrees.
8. A transformer substation screw-on hard clamp plate according to claim 4, characterized in that: the width of the limiting clamping groove at the end part of the Z-shaped connecting sheet is the same as the diameter of the conductive core column, and the size of the longitudinal section of the guide sliding hole is the same as that of the L-shaped guide pushing and pressing rod.
9. The transformer substation screwing type hard pressing plate according to claim 1, characterized in that: each conductive core column penetrates through the corresponding fixed pipe respectively, a fixed thread groove is formed in one end, far away from the positioning piece, of each conductive core column, and a fixing nut is arranged at the position of each fixed thread groove.
10. The transformer substation screwing type hard pressing plate according to claim 1, characterized in that: the material that PMKD, fixed pipe, top fixed column, fixed roof, pivot post, direction cylinder and L type direction bulldoze the pole is insulating plastics, the material of electrically conductive stem, bottom lantern ring, first top lantern ring, extruded article, second top lantern ring and Z type connection piece is the metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110303086.5A CN113140997B (en) | 2021-03-22 | 2021-03-22 | Transformer substation twists and connects hard clamp plate of formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110303086.5A CN113140997B (en) | 2021-03-22 | 2021-03-22 | Transformer substation twists and connects hard clamp plate of formula |
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| Publication Number | Publication Date |
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| CN113140997A true CN113140997A (en) | 2021-07-20 |
| CN113140997B CN113140997B (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110303086.5A Active CN113140997B (en) | 2021-03-22 | 2021-03-22 | Transformer substation twists and connects hard clamp plate of formula |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108365480A (en) * | 2017-12-27 | 2018-08-03 | 温州职业技术学院 | A kind of intelligent board that short circuit automatically powers off |
| US10125733B1 (en) * | 2017-09-12 | 2018-11-13 | Hitachi Automotive Systems Americas, Inc. | Fuel injector clip |
-
2021
- 2021-03-22 CN CN202110303086.5A patent/CN113140997B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10125733B1 (en) * | 2017-09-12 | 2018-11-13 | Hitachi Automotive Systems Americas, Inc. | Fuel injector clip |
| CN108365480A (en) * | 2017-12-27 | 2018-08-03 | 温州职业技术学院 | A kind of intelligent board that short circuit automatically powers off |
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| Publication number | Publication date |
|---|---|
| CN113140997B (en) | 2022-08-26 |
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