CN218272567U - Signal simulation generator for simulating partial discharge type characteristics - Google Patents
Signal simulation generator for simulating partial discharge type characteristics Download PDFInfo
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- CN218272567U CN218272567U CN202221941676.7U CN202221941676U CN218272567U CN 218272567 U CN218272567 U CN 218272567U CN 202221941676 U CN202221941676 U CN 202221941676U CN 218272567 U CN218272567 U CN 218272567U
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Abstract
The utility model belongs to the technical field of electric power, a signal simulation generator of simulation partial discharge type characteristic is disclosed for solve the inconvenient problem of carrying of current electric power insulating properties research equipment. The top plate is arranged at the top of the shell, an installation groove is formed in the bottom of the top plate, and a rotating plate is rotationally connected in the installation groove; the top of the top plate is provided with a mounting groove, a first insulating mounting plate and a second insulating mounting plate which are uniformly and horizontally arranged are fixed in the mounting groove, a suspension discharge module, a surface high-potential discharge module and a surface low-potential discharge module are fixed at the top of the first insulating mounting plate, and an insulating internal partial discharge module, a surface low-potential discharge module and a high-voltage electrode corona discharge module are arranged on the second insulating mounting plate; the inside of the shell is provided with a high-voltage power supply. The utility model discloses simple structure, clear demonstrate various discharge simulation experiments, the student of being convenient for observes, and the electric power company training of being convenient for and electric power specialty teaching use.
Description
Technical Field
The utility model relates to an electric power tech field especially relates to a signal simulation generator of simulation partial discharge type characteristic.
Background
The electric equipment is a general term for equipment such as a generator, a transformer, a power line, and a circuit breaker in a power system, and has a voltage class of 1000v or more, and is high-voltage electric equipment. In actual operation, electrical equipment is often damaged due to various reasons, and the common reason is caused by poor insulation performance of products.
The existing electric power insulation performance test (discharge experiment) research and teaching device independently manufactures different types of equipment, but is inconvenient to carry in the teaching process, and meanwhile, various discharge models are inconvenient to demonstrate, and the teaching effect is poor.
Therefore, there is a need for a signal simulation generator simulating the characteristics of a partial discharge type to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the existing electric power insulating property research equipment in the prior art is inconvenient to carry, and providing a signal simulation generator for simulating the partial discharge type characteristic.
In order to realize the purpose, the utility model adopts the following technical scheme:
a signal simulation generator for simulating the type characteristics of partial discharge comprises a shell and a top plate arranged at the top of the shell, wherein the bottom of the top plate is provided with an installation groove, and a rotating plate is rotatably connected in the installation groove; the top of the top plate is provided with a mounting groove, a first insulating mounting plate and a second insulating mounting plate which are uniformly and horizontally arranged are fixed in the mounting groove, a suspension discharge module, a surface high-potential discharge module and a surface low-potential discharge module are fixed at the top of the first insulating mounting plate, and an insulating internal partial discharge module, a surface low-potential discharge module and a high-voltage electrode corona discharge module are arranged on the second insulating mounting plate; the high-voltage power supply is arranged in the shell, and the discharging modules on the first insulating mounting plate and the second insulating mounting plate comprise parts such as insulating plates, tips, receiving ends and discharging ends and are used for independent experiments or various mixed discharging simulation experiments.
Preferably, the top of the top plate is provided with an adjusting knob, a switch, a power line accommodating groove, an indicator lamp, a nameplate and a power socket, the shell is externally connected with an oscilloscope or a partial discharge tester, the discharge module is connected with a high-voltage power supply through the switch, the experiment voltage is gradually adjusted through the adjusting knob, and the starting and extinguishing process test of the PD signal is carried out.
Preferably, the rotor plate sets up along casing width direction, and the both ends of a rotor plate lateral wall all are fixed with the backup pad that sets up along casing length direction, two the butt has the butt board between the lateral wall that the backup pad is close to each other, two connect through two parallel arrangement's elastic telescopic rod between the butt board, it has one end to insert the gag lever post on the backup pad lateral wall to run through on the lateral wall of butt board, and the other end of gag lever post is fixed with the handle through the connecting plate.
Preferably, the elastic telescopic rod comprises a fixed rod, springs embedded at two ends of the fixed rod, and a connecting rod fixed at the other end of the springs, and the other end of the connecting rod is fixed on the side wall of the abutting plate.
Preferably, one of the abutting plates is provided with two limiting rods in a penetrating manner, the two limiting rods are fixed at two ends of one side wall of the connecting plate, when the rotating plate is folded out from the mounting groove at the bottom of the shell, one limiting rod is inserted into the first limiting groove on the side wall of the supporting plate, the other limiting rod is inserted into the second limiting groove on the inner wall of the mounting groove, and a stable triangular structure is formed among the supporting plate, the shell and the abutting plate.
Preferably, the inside of butt joint board is equipped with the semicircular appearance chamber, and the gag lever post runs through hold the chamber, hold the intracavity and be equipped with two arc shell fragments that are fixed in on the gag lever post both sides wall respectively, the both sides of arc shell fragment all are equipped with spacing post.
The utility model has the advantages that:
1. the insulating internal partial discharge module, the suspension discharge module, the surface low-potential discharge module, the surface high-electrode discharge module, the high-voltage electrode corona discharge module and the surface low-electrode discharge module are integrated in a shell, so that each insulating defect physical model can be connected with a built-in high-voltage source of equipment through a circuit breaker. The operation of the circuit breaker is performed by a switch button of the equipment panel. The built-in adjustable high-voltage power supply allows the voltage of equipment defects to be gradually adjusted, and the PD signal triggering and extinguishing process test is carried out, so that the device is reasonable in arrangement and convenient to carry, is particularly used for training the insulation performance diagnosis work of high-voltage electrical equipment of related working personnel of an electric power company, and can also be used for teaching related major of colleges and universities and students for research and test of solid insulation characteristics;
2. the rotating plate is rotated to support the shell, and a stable triangular structure is formed among the supporting plate, the shell and the abutting plate, so that the device can be inclined at a certain angle, and a student can observe the device conveniently; through the design of the elastic telescopic rod, the lifting handle, the connecting plate and the limiting rod, the abutting plate is convenient to take and place, and the supporting plate, the shell and the abutting plate are convenient to fix;
3. if the traditional clamping mode that the convex block is arranged on the side wall of the butt-joint plate is adopted, when the convex block is ground flat or broken, the convex block is bonded by glue water, so that the convex block is infirm and easy to break secondarily, and the bending part and the supporting part need to be integrally replaced; the design uses the limiting rod for insertion connection, and uses the arc-shaped elastic sheet for providing acting force, so that the clamping is firm, the end part of the limiting rod is convenient to replace when damaged, and resources are saved.
Drawings
Fig. 1 is a top view of a signal simulation generator for simulating a partial discharge type characteristic according to the present invention;
fig. 2 is a middle section view of a side wall of a rotating plate of a signal simulation generator for simulating a partial discharge type characteristic according to the present invention;
fig. 3 is a schematic structural diagram of a signal simulation generator for simulating a partial discharge type characteristic according to the present invention in use;
fig. 4 is a schematic structural diagram of an insulating internal partial discharge module in a signal simulation generator for simulating a partial discharge type characteristic and a waveform diagram thereof on an oscilloscope according to the present invention;
fig. 5 is a schematic structural diagram of a suspension discharge module and a waveform diagram thereof on an oscilloscope in a signal simulation generator for simulating a partial discharge type characteristic according to the present invention;
fig. 6 is a schematic structural diagram of a surface low-potential discharging module in a signal simulation generator for simulating a partial discharge type characteristic and a waveform diagram thereof on an oscilloscope according to the present invention;
fig. 7 is a schematic structural diagram of a surface high-electrode discharge module and a waveform diagram thereof on an oscilloscope in a signal simulation generator for simulating a partial discharge type characteristic according to the present invention;
fig. 8 is a schematic structural diagram of a high voltage electrode corona discharge module and its waveform diagram on an oscilloscope in a signal simulation generator for simulating the characteristics of the partial discharge type provided by the present invention;
fig. 9 is a schematic structural diagram of a surface low-electrode discharge module and a waveform diagram thereof on an oscilloscope in a signal simulation generator for simulating a partial discharge type characteristic according to the present invention.
In the figure: 1. a housing; 2. a top plate; 3. a rotating plate; 31. a support plate; 311. a first limiting groove; 32. a butt joint plate; 321. a housing chamber; 322. an arc-shaped elastic sheet; 323. a limiting column; 33. a handle; 331. a connecting plate; 332. a limiting rod; 34. an elastic telescopic rod; 341. a spring; 342. a connecting rod; 4. a first insulating mounting plate; 41. an insulated internal partial discharge module; 42. a suspension discharge module; 43. a surface low potential discharge module; 44. a surface high electrode discharge module; 45. a high voltage electrode corona discharge module; 46. a surface low electrode discharge module; 5. adjusting a knob; 51. a switch; 52. the power line placing groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
The first embodiment is as follows:
referring to fig. 1-9, a signal simulation generator for simulating the characteristics of a partial discharge type comprises a shell 1 and a top plate 2 arranged at the top of the shell 1, wherein the bottom of the top plate 2 is provided with an installation groove, and a rotating plate 3 is rotatably connected in the installation groove; the top of the top plate 2 is provided with a mounting groove, a first insulating mounting plate 4 and a second insulating mounting plate 4 which are uniformly and horizontally arranged are fixed in the mounting groove, a suspension discharge module 42, a surface high-potential discharge module 44 and a surface low-potential discharge module 46 are fixed at the top of the first insulating mounting plate 4, and an insulating internal partial discharge module 41, a surface low-potential discharge module 43 and a high-voltage electrode corona discharge module 45 are arranged on the second insulating mounting plate; a high-voltage power supply is arranged in the shell 1, and the first insulating mounting plate 4 and the discharge module on the second mounting plate comprise an insulating plate, a tip, a power receiving end, a discharge end and the like and are used for single experiments or various mixed discharge simulation experiments;
the top of the top plate 2 is provided with an adjusting knob 5, a switch 51, a power line placing groove 52, an indicator lamp, a nameplate and a power socket, the shell 1 is externally connected with an oscilloscope or a partial discharge tester, the discharge module is connected with a high-voltage power supply through the switch 51, the experiment voltage is gradually adjusted through the adjusting knob 5, and the starting and extinguishing process test of the PD signal is carried out.
Example two:
referring to fig. 1-9, a signal simulation generator for simulating a local discharge type characteristic, similar to the first embodiment, the present embodiment is different from the first embodiment in that a rotating plate 3 is disposed along a width direction of a housing 1, supporting plates 31 disposed along a length direction of the housing 1 are fixed at both ends of a side wall of the rotating plate 3, abutting plates 32 are abutted between side walls of the two supporting plates 31 that are close to each other, the two abutting plates 32 are connected by two elastic telescopic rods 34 disposed in parallel, a limiting rod 332 with one end inserted into the side wall of the supporting plate 31 penetrates through the side wall of the abutting plate 32, and a handle 33 is fixed at the other end of the limiting rod 332 by a connecting plate 331; the elastic telescopic rod 34 comprises a fixed rod, a spring 341 embedded at two ends of the fixed rod, and a connecting rod 342 fixed at the other end of the spring 341, and the other end of the connecting rod 342 is fixed on the side wall of the abutting plate 32; two limiting rods 332 penetrate through one abutting plate 32, the two limiting rods 332 are fixed at two ends of one side wall of the connecting plate 331, when the rotating plate 3 is folded out from the mounting groove at the bottom of the shell 1, one limiting rod 332 is inserted into a first limiting groove 311 on the side wall of the supporting plate 31, the other limiting rod 332 is inserted into a second limiting groove on the inner wall of the mounting groove, and a stable triangular structure is formed among the supporting plate 31, the shell 1 and the abutting plate 32; the inside of butt joint board 32 is equipped with semicircular appearance chamber 321, and gag lever post 332 runs through appearance chamber 321, is equipped with two arc shell fragment 322 that are fixed in on gag lever post 332 both sides wall respectively in the appearance chamber 321, and the both sides of arc shell fragment 322 all are equipped with spacing post 323. The shell 1 is supported by rotating the rotating plate 3, so that the device can be inclined at a certain angle, and is convenient for a student to observe; through the design of elasticity telescopic link 34, handle 33, connecting plate 331 and gag lever post 332, the getting of butt plate 32 of being convenient for is got and is put, is convenient for fix between backup pad 31, casing 1 and the butt plate 32.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A signal simulation generator for simulating the characteristics of partial discharge types comprises a shell (1) and a top plate (2) arranged at the top of the shell (1), and is characterized in that: the bottom of the top plate (2) is provided with a mounting groove, and a rotating plate (3) is rotationally connected in the mounting groove;
the top of the top plate (2) is provided with a mounting groove, a first insulating mounting plate (4) and a second insulating mounting plate which are horizontally arranged are fixed in the mounting groove, a suspension discharge module (42), a surface high-potential discharge module (44) and a surface low-potential discharge module (46) are fixed at the top of the first insulating mounting plate (4), and an insulating internal partial discharge module (41), a surface low-potential discharge module (43) and a high-voltage electrode corona discharge module (45) are arranged on the second insulating mounting plate;
a high-voltage power supply is arranged in the shell (1).
2. A signal simulation generator for simulating a partial discharge type characteristic according to claim 1, wherein: the top of the top plate (2) is provided with an adjusting knob (5), a switch (51), a power line accommodating groove (52), an indicator lamp, a nameplate and a power socket, and the shell (1) is externally connected with an oscilloscope or a partial discharge tester.
3. A signal simulation generator for simulating a partial discharge type according to claim 1, wherein: the utility model discloses a supporting plate, including rotating plate (3), backup pad (31), two butt joint board (32) between the lateral wall that rotating plate (3) a lateral wall all is fixed with along casing (1) length direction setting, two the butt joint board (31) are close to each other between the lateral wall, two connect through two parallel arrangement's elastic expansion rod (34) between butt joint board (32), run through on the lateral wall of butt joint board (32) and have one end to insert gag lever post (332) on backup pad (31) lateral wall, the other end of gag lever post (332) is fixed with handle (33) through connecting plate (331).
4. A signal simulation generator for simulating a partial discharge type characteristic according to claim 3, wherein: the elastic telescopic rod (34) comprises a fixed rod, springs (341) embedded at two ends of the fixed rod and a connecting rod (342) fixed at the other end of the springs (341), and the other end of the connecting rod (342) is fixed on the side wall of the abutting plate (32).
5. A signal simulation generator for simulating a partial discharge type characteristic according to claim 3, wherein: one go up to run through on butt joint board (32) have two gag lever post (332), two gag lever post (332) are fixed in the both ends of connecting plate (331) a lateral wall, work as rotor plate (3) are turned over by the mounting groove of casing (1) bottom and are rolled over out, one gag lever post (332) peg graft in spacing groove (311) on backup pad (31) lateral wall, another gag lever post (332) peg graft in spacing groove two on the mounting groove inner wall.
6. A signal simulation generator for simulating a partial discharge type according to claim 3, wherein: the butt joint board (32) inside is equipped with semicircular appearance chamber (321), and gag lever post (332) run through appearance chamber (321), is equipped with two arc shell fragment (322) that are fixed in on gag lever post (332) both sides wall respectively in appearance chamber (321), and the both sides of arc shell fragment (322) all are equipped with spacing post (323).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221941676.7U CN218272567U (en) | 2022-07-26 | 2022-07-26 | Signal simulation generator for simulating partial discharge type characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221941676.7U CN218272567U (en) | 2022-07-26 | 2022-07-26 | Signal simulation generator for simulating partial discharge type characteristics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218272567U true CN218272567U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221941676.7U Active CN218272567U (en) | 2022-07-26 | 2022-07-26 | Signal simulation generator for simulating partial discharge type characteristics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218272567U (en) |
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2022
- 2022-07-26 CN CN202221941676.7U patent/CN218272567U/en active Active
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