CN204155779U - Multilevel voltage transfer switch unit - Google Patents
Multilevel voltage transfer switch unit Download PDFInfo
- Publication number
- CN204155779U CN204155779U CN201420560758.6U CN201420560758U CN204155779U CN 204155779 U CN204155779 U CN 204155779U CN 201420560758 U CN201420560758 U CN 201420560758U CN 204155779 U CN204155779 U CN 204155779U
- Authority
- CN
- China
- Prior art keywords
- insulating cylinder
- polymethyl methacrylate
- conductive shaft
- methacrylate base
- stationary contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims abstract description 21
- 239000004926 polymethyl methacrylate Substances 0.000 claims abstract description 21
- 238000012360 testing method Methods 0.000 abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model discloses a kind of multilevel voltage transfer switch unit, it is characterized in that, comprise insulating cylinder, insulating cylinder is located on polymethyl methacrylate base, insulating bar is provided with in insulating cylinder, one end of insulating bar is connected with switch sprocket wheel by the first conductive shaft, the other end of insulating bar runs through polymethyl methacrylate base by the second conductive shaft, the surrounding of polymethyl methacrylate base and insulating cylinder is equipped with stationary contact ball, the short-range missile electric pole that can contact with surrounding stationary contact ball is provided with in insulating cylinder, the long conducting rod that can contact with surrounding stationary contact ball is provided with in polymethyl methacrylate base, the top of conductive shaft is connected with short-range missile electric pole, the bottom of conductive shaft is connected with long conducting rod.The utility model is simple for structure, easy to operate, be applicable in resonance reactor, the high voltage interstage voltage via resonance reactor change changed by the utility model there is no specific linear relationship, wide cut scope is large, voltage regulation limits is large, can multistage high voltage in order needed for output test, and do not need to increase extra cost.
Description
Technical field
The utility model relates to a kind of multilevel voltage transfer switch unit, in resonance reactor, belongs to electric appliance component technical field.
Background technology
Needing the testing equipment using energy output HIGH voltage when testing large static capacity product, checking insulation level, the properties of product of test specimen with this.Resonant testing equipment just can provide ac high voltage, and the rated voltage of power supply unit and capacity can greatly reduce.Different test products is needed to export different power frequency high voltages, if do not have change over switch to change different magnitudes of voltage, needs multiple supply power voltage, thus reduction operating efficiency too increases cost input.The comparatively complicated and step voltage of existing tap switch for transformer structure is fixed, and adjustable extent is limited, is only applicable to fine setting during power network fluctuation.
Summary of the invention
The technical problems to be solved in the utility model is: provide a kind of simple for structure, easy to operate, multilevel voltage transfer switch unit that voltage regulation limits is large, solve the comparatively complicated and step voltage of existing tap switch for transformer structure to fix, the problem that adjustable extent is limited.
In order to solve the problems of the technologies described above, the technical solution of the utility model there is provided a kind of multilevel voltage transfer switch unit, it is characterized in that, comprise insulating cylinder, insulating cylinder is located on polymethyl methacrylate base, insulating bar is provided with in insulating cylinder, one end of insulating bar is connected with switch sprocket wheel by the first conductive shaft, the other end of insulating bar runs through polymethyl methacrylate base by the second conductive shaft, the surrounding of polymethyl methacrylate base and insulating cylinder is equipped with stationary contact ball, the short-range missile electric pole that can contact with surrounding stationary contact ball is provided with in insulating cylinder, the long conducting rod that can contact with surrounding stationary contact ball is provided with in polymethyl methacrylate base, the top of conductive shaft is connected with short-range missile electric pole, the bottom of conductive shaft is connected with long conducting rod.
Preferably, gag lever post is provided with between described switch sprocket wheel and insulating cylinder.
Preferably, described stationary contact ball is located in insulating cylinder and in the middle part of the circumference of polymethyl methacrylate base respectively.
The utility model is simple for structure, easy to operate, be applicable in resonance reactor, the high voltage interstage voltage via resonance reactor change changed by the utility model there is no specific linear relationship, wide cut scope is large, voltage regulation limits is large, can multistage high voltage in order needed for output test, and do not need to increase extra cost.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of multilevel voltage transfer switch unit;
Fig. 2 is a kind of vertical view of multilevel voltage transfer switch unit.
Wherein:
1 is switch sprocket wheel, and 2 is gag lever post, and 3 is short-range missile electric pole, and 4 is long conducting rod, and 5-1 is the first conductive shaft, and 5-2 is the second conductive shaft, and 6 is stationary contact ball, and 7 is insulating bar, and 8 is polymethyl methacrylate base, and 9 is insulating cylinder, and A is high-voltage output end.
Embodiment
For making the utility model become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Embodiment
The utility model is a kind of multilevel voltage transfer switch unit, and as shown in Figure 1 and Figure 2, it is made up of switch sprocket wheel 1, gag lever post 2, short-range missile electric pole 3, long conducting rod 4, conductive shaft 5, stationary contact ball 6, insulating bar 7, polymethyl methacrylate base 8 and insulating cylinder 9.Switch sprocket wheel 1 is high-strength accurate gear, ensures transmission stepping exactly; Short-range missile electric pole 3 is made by the solid copper material of high-quality, ensures enough current carrying area; Long conducting rod 4 is made up of solid copper bar and extension sleeve ball, ensures and stationary contact ball 6 close contact.Insulating cylinder 9 is arranged on polymethyl methacrylate base 8, insulating bar 7 is installed in insulating cylinder 9, one end of insulating bar 7 is connected with switch sprocket wheel 1 by the first conductive shaft 5-1, the other end of insulating bar 7 runs through polymethyl methacrylate base 8 by the second conductive shaft 5-2, is provided with gag lever post 2 between switch sprocket wheel 1 and insulating cylinder 9.The surrounding of polymethyl methacrylate base 8 and insulating cylinder 9 is all provided with stationary contact ball 6, stationary contact ball 6 is arranged in the middle part of insulating cylinder 9 inside and polymethyl methacrylate base 8 circumference respectively, the short-range missile electric pole 3 that can contact with surrounding stationary contact ball 6 is installed in insulating cylinder 9, the long conducting rod 4 that can contact with surrounding stationary contact ball 6 is installed in polymethyl methacrylate base 8, the top of conductive shaft 5 is connected with short-range missile electric pole 3, and the bottom of conductive shaft 5 is connected with long conducting rod 4.Whole change over switch live part is all immersed in dielectric, guarantees there are enough insulation distances.
Drive short-range missile electric pole 3 and long conducting rod 4 to operate when switch sprocket wheel 1 rotates simultaneously, fully contact with upper and lower stationary contact ball 6, multistage test high voltage can be obtained at high-voltage output end A after resonance reactor.
Use procedure is as follows: drag switch sprocket wheel 1 by external motor and make it constant Unidirectional, be with the short-range missile electric pole 3 be automatically connected on conductive shaft 5 and long conducting rod 4 single direction rotation again, now lower exciting voltage passes through top short-range missile electric pole 3 after resonance reactor amplifies by the test high voltage of lower minister's conducting rod 4 needed for high-voltage output end A acquisition, when switch sprocket wheel 1 rotates, circumference rotation also done by gag lever post 2 simultaneously, touch with the limitation travel switch at top respectively and transmit switch motion and to put in place signal, can remote monitoring be realized with this.
Claims (3)
1. a multilevel voltage transfer switch unit, it is characterized in that, comprise insulating cylinder (9), insulating cylinder (9) is located on polymethyl methacrylate base (8), insulating bar (7) is provided with in insulating cylinder (9), one end of insulating bar (7) is connected with switch sprocket wheel (1) by the first conductive shaft (5-1), the other end of insulating bar (7) runs through polymethyl methacrylate base (8) by the second conductive shaft (5-2), the surrounding of polymethyl methacrylate base (8) and insulating cylinder (9) is equipped with stationary contact ball (6), the short-range missile electric pole (3) that can contact with surrounding stationary contact ball (6) is provided with in insulating cylinder (9), the long conducting rod (4) that can contact with surrounding stationary contact ball (6) is provided with in polymethyl methacrylate base (8), the top of conductive shaft (5) is connected with short-range missile electric pole (3), the bottom of conductive shaft (5) is connected with long conducting rod (4).
2. a kind of multilevel voltage transfer switch unit as claimed in claim 1, is characterized in that, is provided with gag lever post (2) between described switch sprocket wheel (1) and insulating cylinder (9).
3. a kind of multilevel voltage transfer switch unit as claimed in claim 1, is characterized in that, described stationary contact ball (6) is located in insulating cylinder (9) and in the middle part of the circumference of polymethyl methacrylate base (8) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560758.6U CN204155779U (en) | 2014-09-26 | 2014-09-26 | Multilevel voltage transfer switch unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420560758.6U CN204155779U (en) | 2014-09-26 | 2014-09-26 | Multilevel voltage transfer switch unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204155779U true CN204155779U (en) | 2015-02-11 |
Family
ID=52513877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420560758.6U Expired - Fee Related CN204155779U (en) | 2014-09-26 | 2014-09-26 | Multilevel voltage transfer switch unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204155779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071674A (en) * | 2020-09-14 | 2020-12-11 | 国网河南省电力公司温县供电公司 | Multi-level voltage change-over switch device |
-
2014
- 2014-09-26 CN CN201420560758.6U patent/CN204155779U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071674A (en) * | 2020-09-14 | 2020-12-11 | 国网河南省电力公司温县供电公司 | Multi-level voltage change-over switch device |
| CN112071674B (en) * | 2020-09-14 | 2022-07-26 | 国网河南省电力公司温县供电公司 | Multi-stage voltage conversion switch device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230414 Address after: 200093 No. 1000, military road, Shanghai, Yangpu District Patentee after: SHANGHAI ELECTRIC CABLE RESEARCH INSTITUTE Co.,Ltd. Address before: No. 425 Lvchun Road, Economic and Technological Development Zone, Minhang District, Shanghai, 200245 Patentee before: SHANGHAI LANPO HIGH VOLTAGE TECHNOLOGY EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 |