CN218733244U - High-voltage neutral grounding resistor device - Google Patents
High-voltage neutral grounding resistor device Download PDFInfo
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- CN218733244U CN218733244U CN202222958496.6U CN202222958496U CN218733244U CN 218733244 U CN218733244 U CN 218733244U CN 202222958496 U CN202222958496 U CN 202222958496U CN 218733244 U CN218733244 U CN 218733244U
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- fixedly connected
- ground resistance
- riser
- intake pipe
- outlet duct
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Abstract
The utility model discloses a high-pressure neutral ground resistance device, including ground resistance case, intake pipe, outlet duct, riser. This high-pressure neutral ground resistance device, the outside of air inlet is equipped with the intake pipe, the outside of gas outlet is equipped with the outlet duct, the other end fixedly connected with of intake pipe rather than the riser that is linked together, the bottom fixed connection of riser is at the top surface of outlet duct, the one end fixedly connected with second flange of outlet duct, second flange passes through bolt fixed mounting in the outside of ground resistance case, the inlet port has been seted up to one side of riser corresponding intake pipe department, fixed mounting has the fan in the outlet duct, the inboard fixedly connected with filter screen of tip that the intake pipe is connected with the riser, make the air cycle dust fall, insert the circulation with the ground resistance case simultaneously, can take a breath to ground resistance incasement air at the in-process of circulation, thereby dispel the heat and air purification to ground resistance incasement portion, the utilization of air energy has been improved.
Description
Technical Field
The utility model relates to an electrical equipment technical field specifically is a high-pressure neutral ground resistance device.
Background
The neutral point grounding resistance device is mainly used for important power transmission and distribution systems of urban power distribution networks, large industrial parks, offshore platform power distribution systems, steel, petrochemical industry, airports, ports, subways and the like which are mainly based on cable lines below 66kV, and power utilization systems of power plants, motors and power plants. The principle of the neutral point grounding resistor is to limit the barrier-crossing current through the instant heating damping energy dissipation effect of the resistor element. Therefore, the system is limited to realize rapid and accurate line selection under the conditions of overvoltage level and single-phase earth fault. The product can be specially customized or combined and selected according to different working conditions, different wiring modes or customer requirements, wherein a box body shell, a resistance element, a current transformer and the like are conventionally configured; the intelligent monitoring device is selectively provided with a grounding transformer, an isolating transformer, an intelligent monitoring device and the like.
In publication (bulletin) no: CN214337130U patent document proposes "but the requirement of the equipment on the installation environment is high, the installation environment needs to be free of inflammable and explosive particulate matters, corrosive gases and conductive dust, otherwise, the influence on the equipment is large, and meanwhile, after the equipment is installed, the equipment often lacks an effective shock absorption means, so that the damage to the equipment is reduced" and the problem is solved.
However, the prior art adopts an external air purification structure, is not connected with the inside of high-voltage neutral ground resistance equipment, directly flows air in an external space, and has waste of air energy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-voltage neutral ground resistance device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a high-pressure neutral ground resistance device, including the ground resistance case, one side of ground resistance case is equipped with air inlet and gas outlet from top to bottom respectively, the outside of air inlet is equipped with the intake pipe, the outside of gas outlet is equipped with the outlet duct, the first flange of one end fixedly connected with of intake pipe, first flange passes through bolt fixed mounting in the outside of ground resistance case, the other end fixedly connected with of intake pipe is rather than the riser that is linked together, the bottom fixed connection of riser is at the top surface of outlet duct, the one end fixedly connected with second flange of outlet duct, second flange passes through bolt fixed mounting in the outside of ground resistance case, the inlet port has been seted up to one side of riser corresponding intake pipe department, fixed mounting has the fan in the outlet duct, the inboard fixedly connected with filter screen of tip that intake pipe and riser are connected.
As a further aspect of the present invention: the other end of the air outlet pipe is fixedly connected with a first separation net, the top end of the vertical pipe is fixedly connected with a second separation net, and the outer side of the air inlet hole is provided with a third separation net fixedly connected with the side wall of the air inlet pipe.
As a further aspect of the present invention: the ion fan is fixedly installed on the inner side of the top end of the vertical pipe, a net frame is fixedly connected in the air inlet pipe, and a porous drying agent layer is filled in the net frame.
As a further aspect of the present invention: the inboard crisscross fixedly connected with baffle of riser, the inboard fixedly connected with shrouding in bottom of riser, the ash discharge mouth that flushes with the shrouding is seted up to the lateral wall of riser.
As the utility model discloses further scheme again: the outside of ash discharge opening is equipped with the slot spare with riser fixed connection, and the thru hole has been seted up to the bottom interior limit of slot spare being less than ash discharge opening and both sides, and slot spare sliding connection has the picture peg rather than the looks adaptation, fixedly connected with nut on the picture peg, nut internal thread connection have rather than the screw thread turning handle of looks adaptation, and the one end of screw thread turning handle runs through the picture peg and touches with the lateral wall of riser, offers the round hole that is used for the screw thread turning handle to run through on the picture peg.
As a further aspect of the present invention: the bottom surface fixedly connected with chassis of ground resistance case, the below of chassis is equipped with the mounting bracket, and damping spring shock absorber ware is installed to the symmetry between mounting bracket and the chassis, has evenly seted up the fixed orifices on the mounting bracket.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a cooperation between ground resistance case, intake pipe, outlet duct, riser, inlet port, filter screen and the fan is used for can carry out the air cycle dust fall, insert the circulation with ground resistance case simultaneously, can take a breath to ground resistance incasement air at the in-process of circulation, thereby dispel the heat and air purification to ground resistance incasement portion, improved the utilization of air energy relatively with prior art.
2. The utility model discloses a cooperation between filter screen, ion fan, screen frame and the porous drier layer is used for can carry out multiple purification to the air, improve the air quality of environment and ground resistance incasement portion, reduce the influence of environment to equipment operation.
3. The utility model discloses a cooperation between baffle, shrouding, ash discharge port, slot piece, picture peg and the screw thread turning handle is used for can collect filterable impurity through the riser lower part, wherein the impurity that the baffle can avoid collecting is taken over by gas flow, and the ash discharge port can be convenient arrange the ash, thereby make things convenient for device's maintenance.
Drawings
Fig. 1 is a schematic structural diagram of a high-voltage neutral ground resistance device.
Fig. 2 is a partial cross-sectional view of a high voltage neutral ground resistance device.
Fig. 3 is an enlarged view of a in a high voltage neutral ground resistance device.
Fig. 4 is an enlarged view of B in a high voltage neutral ground resistance device.
In the figure: 1. a ground resistance box; 2. an air inlet pipe; 3. an air outlet pipe; 4. a riser; 5. an air inlet; 6. a first screen; 7. a second screen; 8. a third screen; 9. a filter screen; 10. an ion blower; 11. a screen frame; 12. a porous desiccant layer; 13. a baffle plate; 14. closing the plate; 15. an ash discharge port; 16. a socket member; 17. inserting plates; 18. a threaded stem; 19. a chassis; 20. a mounting frame; 21. a damping spring damper; 22. a fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-4, in the embodiment of the utility model, a high-pressure neutral ground resistance device, including ground resistance box 1, one side of ground resistance box 1 is equipped with air inlet and gas outlet from top to bottom respectively, the outside of air inlet is equipped with intake pipe 2, the outside of gas outlet is equipped with outlet duct 3, the first flange of one end fixedly connected with of intake pipe 2, first flange passes through bolt fixed mounting in the outside of ground resistance box 1, the other end fixedly connected with of intake pipe 2 is rather than the riser 4 that is linked together, the bottom fixed connection of riser 4 is at the top surface of outlet duct 3, the one end fixedly connected with second flange of outlet duct 3, second flange passes through bolt fixed mounting in the outside of ground resistance box 1, inlet port 5 has been seted up to one side of riser 4 corresponding intake pipe 2 department, fixed mounting has fan 22 in the outlet duct 3, the inboard fixedly connected with filter screen 9 of tip that intake pipe 2 and riser 4 are connected.
The other end of the air outlet pipe 3 is fixedly connected with a first separation net 6, the top end of the vertical pipe 4 is fixedly connected with a second separation net 7, and the outer side of the air inlet hole 5 is provided with a third separation net 8 fixedly connected with the side wall of the air inlet pipe 2.
An ion fan 10 is fixedly installed on the inner side of the top end of the vertical pipe 4, the ion fan 10 is used for eliminating static electricity, a net frame 11 is fixedly connected in the air inlet pipe 2, and a porous drying agent layer 12 is filled in the net frame 11.
The outside of ash discharge port 15 is equipped with slot part 16 with riser 4 fixed connection, the interior limit of bottom of slot part 16 is less than ash discharge port 15 and both sides has seted up the thru hole, thereby avoid the deposition in slot part 16, influence picture peg 17 and insert to the end, and then influence and seal, sliding connection has picture peg 17 rather than the looks adaptation in slot part 16, fixedly connected with nut on the picture peg 17, nut internal thread connection has the screw thread turning handle 18 rather than the looks adaptation, the one end of screw thread turning handle 18 runs through picture peg 17 and touches with the lateral wall of riser 4, set up the round hole that is used for screw thread turning handle 18 to run through on the picture peg 17, screw thread turning handle 18 both can be used for the injecing to picture peg 17, can be used for the grab handle when lifting picture peg 17 simultaneously.
The bottom surface fixedly connected with chassis 19 of ground resistance case 1, the below of chassis 19 is equipped with mounting bracket 20, and damping spring shock absorber 21 is installed to the symmetry between mounting bracket 20 and the chassis 19 to make this high-pressure neutral ground resistance device have buffering shock-absorbing function, can cushion the vibrations that ground resistance case 1 operation produced through damping spring shock absorber 21, evenly seted up the fixed orifices on mounting bracket 20.
The ion fan 10 and the fan 22 are both externally connected with a power supply and a switch.
The utility model discloses a theory of operation is:
during the use, open ionic wind machine 10 and fan 22, under the effect of fan 22, outside air passes through inlet port 5 and gets into riser 4, and get into the intake pipe, finally get into ground resistance case 1, then the air in ground resistance case 1 is discharged through outlet duct 3, form air cycle, can take out the heat energy in the ground resistance case, and replace the air, ionic wind machine 10 sends the ion in the air cycle process, join in the circulation, thereby can effectual static electricity that destatics, filter screen 9 can filter the air of circulation simultaneously, reduce the impurity that carries in the air, improve the cleanliness factor of air, the impurity of filter department gets into the bottom of riser 4 under the effect of gravity and is collected, the air of circulation is purified by porous drier layer 12 in net frame 11 simultaneously, thereby reduce air humidity, rotatable screw thread turning handle 18 after a period, the injecture of picture peg 17 is removed under the cooperation of nut, lift picture peg 17, thereby make dust discharge port 15 open, the deposition in the picture tube 4 is cleared up.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a high-voltage neutral ground resistance device, includes ground resistance case (1), its characterized in that: one side of ground resistance case (1) is equipped with air inlet and gas outlet from top to bottom respectively, the outside of air inlet is equipped with intake pipe (2), the outside of gas outlet is equipped with outlet duct (3), the first flange of one end fixedly connected with of intake pipe (2), riser (4) that the other end fixedly connected with of intake pipe (2) is linked together rather than, the bottom fixed connection of riser (4) is at the top surface of outlet duct (3), the one end fixedly connected with second flange of outlet duct (3), intake port (5) have been seted up to one side correspondence intake pipe (2) department of riser (4), fixed mounting has fan (22) in outlet duct (3), the inboard fixedly connected with filter screen of tip (9) that intake pipe (2) and riser (4) are connected.
2. A high voltage neutral ground resistance device according to claim 1, wherein: the other end of the air outlet pipe (3) is fixedly connected with a first separation net (6), the top end of the vertical pipe (4) is fixedly connected with a second separation net (7), and the outer side of the air inlet hole (5) is provided with a third separation net (8) fixedly connected with the side wall of the air inlet pipe (2).
3. A high voltage neutral ground resistance device according to claim 1, wherein: the ion blower (10) is fixedly installed on the inner side of the top end of the vertical pipe (4), a net frame (11) is fixedly connected into the air inlet pipe (2), and a porous drying agent layer (12) is filled in the net frame (11).
4. A high voltage neutral ground resistance device according to claim 1, wherein: baffle (13) are fixedly connected to the inner side of the vertical pipe (4) in a staggered mode, a sealing plate (14) is fixedly connected to the inner side of the bottom end of the vertical pipe (4), and an ash discharge opening (15) which is flush with the sealing plate (14) is formed in the side wall of the vertical pipe (4).
5. A high voltage neutral ground resistance device according to claim 4, wherein: the outside of ash discharge port (15) is equipped with slot spare (16) rather than looks adaptation, sliding connection has picture peg (17) rather than the looks adaptation in slot spare (16), fixedly connected with nut on picture peg (17), nut female connection have rather than the screw thread turning handle (18) of looks adaptation, the one end of screw thread turning handle (18) runs through picture peg (17) and touches with the lateral wall of riser (4).
6. A high voltage neutral ground resistance device according to claim 1, wherein: the bottom surface fixedly connected with chassis (19) of ground resistance case (1), the below of chassis (19) is equipped with mounting bracket (20), and damping spring shock absorber (21) are installed to the symmetry between mounting bracket (20) and chassis (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222958496.6U CN218733244U (en) | 2022-11-08 | 2022-11-08 | High-voltage neutral grounding resistor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222958496.6U CN218733244U (en) | 2022-11-08 | 2022-11-08 | High-voltage neutral grounding resistor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218733244U true CN218733244U (en) | 2023-03-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222958496.6U Active CN218733244U (en) | 2022-11-08 | 2022-11-08 | High-voltage neutral grounding resistor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218733244U (en) |
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2022
- 2022-11-08 CN CN202222958496.6U patent/CN218733244U/en active Active
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