CN203838215U - Capacitive voltage divider capable of adjusting voltage division ratio - Google Patents
Capacitive voltage divider capable of adjusting voltage division ratio Download PDFInfo
- Publication number
- CN203838215U CN203838215U CN201320780286.0U CN201320780286U CN203838215U CN 203838215 U CN203838215 U CN 203838215U CN 201320780286 U CN201320780286 U CN 201320780286U CN 203838215 U CN203838215 U CN 203838215U
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- China
- Prior art keywords
- urceolus
- intrinsic standoff
- standoff ratio
- base
- voltage divider
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Links
- 230000006698 induction Effects 0.000 claims abstract description 22
- 230000001939 inductive effect Effects 0.000 claims description 28
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 238000009434 installation Methods 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a capacitive voltage divider capable of adjusting a voltage division ratio, and the voltage divider is characterized in that the interior of an external cylinder of the voltage divider is provided with an internal induction assembly which is fixed at a high-voltage leading-out terminal of the top of the external cylinder through a pull rod; the exterior of the external cylinder is provided with a pedestal; the exterior of the pedestal is provided with an external induction assembly, and the position of the external induction assembly is corresponding to the position of the internal induction assembly; through employing the above structure, the voltage divider is advantageous in that: 1, the voltage division ratio can be flexibly adjusted so as to adapt to different occasions; 2, the interior of the voltage divider contains transformer oil or other medium, thereby enabling the whole voltage divider to be used more widely; 3, the structure is simple, the cost of production is low, and the installation is convenient; 4, the performance is stable, the measurement is prepared, and the display is visual.
Description
Technical field
The utility model relates to high voltage pulse modulator field, particularly a kind of capacitive divider of adjustable intrinsic standoff ratio.
Background technology
High voltage pulse modulator has been widely used on the microwave source with equipment such as the electron accelerator of pulse mode work, radar transmitter and safety check, flaw detections.
On most highpowerpulse equipment, all need to use capacitive divider at present, although but the higher integral body that all needs of these voltage divider measuring accuracy is placed on its requirement of withstand voltage of guarantee in transformer oil, and voltage divider arrangement is relatively fixing, its intrinsic standoff ratio cannot regulate.
For the problems referred to above, a kind of novel capacitive divider is provided, making its intrinsic standoff ratio can flexible be problems that prior art needs solve to adapt to the demand of different occasion high voltage pulses measurements.
Utility model content
Technical problem to be solved in the utility model is, a kind of capacitive divider of adjustable intrinsic standoff ratio is provided, the demand that its intrinsic standoff ratio can flexible be measured to adapt to different occasion high voltage pulses.
For achieving the above object, the technical solution of the utility model is, a capacitive divider for adjustable intrinsic standoff ratio, is characterized in that: the urceolus inside of described voltage divider is provided with internal induction assembly, and internal induction assembly is fixed to the high pressure exit at urceolus top by pull bar; The outside of urceolus is provided with base, in the outside of base, is provided with outer inductive component, and position is corresponding with the position of internal induction assembly, thereby realizes by the contact area between outer inductive component and internal induction assembly the intrinsic standoff ratio that regulates voltage divider.
Outer grading ring and the radome of being arranged with of described base, radome is connected to circuit unit,
Described outer inductive component is fixed by screws on base, thereby realizes the adjusting of internal inductive component and outer inductive component contact area.
Described urceolus, for sealing barrel-like structure, is provided with oil hole on the cover plate of the top of urceolus, thereby convenient to urceolus inside injection transformer oil.
Between described urceolus and base, be provided with through hole, guaranteed that transformer oil circulates up and down.
Described circuit unit is access BNC connector after radome is connected with capacitor C 1, resistance R 1; Capacitor C 1 is by capacitor C 2 ground connection.
Described outer induction component internal is provided with insulation strip, thereby between the outer inductive component of assurance and base, insulate not conducting.
Described radome and grading ring are to adopt balanced type Equipotential shield shield structure, are stable in order to guarantee divider performance.
A capacitive divider for adjustable intrinsic standoff ratio, owing to adopting said structure, this voltage divider has the following advantages: 1, its intrinsic standoff ratio can flexible to adapt to different occasions; 2, transformer oil or other media are filled by portion within it, make the application of whole voltage divider more extensive; 3, simple in structure, production cost is low, and it is convenient to install, and 4, stable performance, measure and prepare, intuitive display.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail;
Fig. 1 is the structural representation of the capacitive divider of a kind of adjustable intrinsic standoff ratio of the utility model;
Fig. 2 is the schematic circuit diagram of the capacitive divider of a kind of adjustable intrinsic standoff ratio of the utility model;
In Fig. 1,1, base; 2, internal induction assembly; 3, high pressure exit; 4, urceolus; 5, cover plate; 6, pull bar; 7, insulation strip; 8, outer inductive component; 9, grading ring; 10, radome.
Embodiment
Urceolus of the present utility model 4 inside are provided with internal induction assembly 2, and internal induction assembly 2 is fixed to the high pressure exit 3 at urceolus 4 tops by pull bar 6; The outside of urceolus 4 is provided with base 1, is provided with outer inductive component 8 in the outside of base 1, and position is corresponding with the position of 2 of internal induction groups, thereby realizes by the contact area between outer inductive component 8 and internal induction assembly 2 intrinsic standoff ratio that regulates voltage divider.
Outer grading ring 9 and the radome 10 of being arranged with of base 1, radome 10 is connected to circuit unit, and circuit unit is access BNC connector after radome is connected with capacitor C 1, resistance R 1; Capacitor C 1 is by capacitor C 2 ground connection.
Outer inductive component 8 is fixed by screws on base 1, thereby realizes the adjusting of internal inductive component 2 and outer inductive component 8 contacts area.Urceolus 4, for sealing barrel-like structure, is provided with oil hole on the cover plate of the top of urceolus 4, thereby convenient to urceolus inside injection transformer oil.Between urceolus 4 and base 1, be provided with through hole, guaranteed that transformer oil circulates up and down.
Outer inductive component 8 inside are provided with insulation strip, thereby between the outer inductive component 8 of assurance and base 1, insulate not conducting.Radome 10 and grading ring 9 are to adopt balanced type Equipotential shield shield structure, are stable in order to guarantee divider performance.
Concrete as shown in Figure 1-2, the utility model is that the inside of urceolus 4 is provided with internal induction assembly 2 and connects and be fixed to cover plate 5 by pull bar 6; The outside of base 1 is provided with outer inductive component 8, and position is corresponding with the position of internal induction assembly 2; Outer inductive component 8 is connected to the bnc interface on radome 10 by electric capacity, resistance, thereby realizes by the contact area between outer inductive component and internal induction assembly the intrinsic standoff ratio that regulates voltage divider.Outer inductive component 8 is to be wrapped in above urceolus 4, and tighten up with screw at two, thereby realizes the adjusting of internal inductive component 2 and outer inductive component 8 contacts area.
The utility model is realized the intrinsic standoff ratio that regulates voltage divider by the contact area between outer inductive component 8 and internal induction assembly 2.Outer inductive component 8 is to be wrapped in above base 1, and tighten up with screw at two, thereby realizes the adjusting of internal inductive component 2 and outer inductive component 8 contacts area, can effectively guarantee that regulated distance meets operator's requirement.
Internal induction assembly 2, outer inductive component 8 adopt copper pipe manufacture and the surface smoothness of material are had relatively high expectations to reach more than 0.8 and be advisable, urceolus 4 adopts the higher organic glass manufacture of transparency, between each organic glass, assembling is glued together with methenyl choloride, guarantees that gummed is fine and close non-leakage.Before using, voltage divider is contained in to the withstand voltage transformer oil at～35kV/mm, by cover plate 5 transformer oil, will be distributed in voltage divider inside.
The intrinsic standoff ratio of the capacitive divider that the utility model can regulate, thus and according to the requirement of use occasion, voltage divider can be placed in the medium of various conditions and greatly improve usable range.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as the various improvement that adopted technical solutions of the utility model to carry out; or directly apply to other occasion without improvement, all within protection domain of the present utility model.
Claims (8)
1. the capacitive divider of an adjustable intrinsic standoff ratio, it is characterized in that: the urceolus of described voltage divider (4) inside is provided with internal induction assembly (2), internal induction assembly (2) is fixed to the high pressure exit (3) at urceolus (4) top by pull bar (6); The outside of urceolus (4) is provided with base (1), in the outside of base (1), is provided with outer inductive component (8), and position is corresponding with the position of internal induction assembly (2).
2. the capacitive divider of a kind of adjustable intrinsic standoff ratio according to claim 1, it is characterized in that: described high pressure exit (3) is arranged on base, outer grading ring (9) and the radome (10) of being arranged with of base, radome (10) is connected to circuit unit.
3. the capacitive divider of a kind of adjustable intrinsic standoff ratio according to claim 1, is characterized in that: described outer inductive component (8) is fixed by screws on base (1).
4. the capacitive divider of a kind of adjustable intrinsic standoff ratio according to claim 1, is characterized in that: described urceolus (4), for sealing barrel-like structure, is provided with oil hole on the top cover plate of urceolus (4).
5. the capacitive divider of a kind of adjustable intrinsic standoff ratio according to claim 1, is characterized in that: between described urceolus (4) and base, be provided with through hole.
6. the capacitive divider of a kind of adjustable intrinsic standoff ratio according to claim 2, is characterized in that: described circuit unit is access BNC connector after radome is connected with capacitor C 1, resistance R 1; Capacitor C 1 is by capacitor C 2 ground connection.
7. the capacitive divider of a kind of adjustable intrinsic standoff ratio according to claim 1, is characterized in that: described outer inductive component (8) inside is provided with insulation strip (7).
8. the capacitive divider of a kind of adjustable intrinsic standoff ratio according to claim 2, is characterized in that: described radome (10) and grading ring (9) are to adopt balanced type Equipotential shield shield structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320780286.0U CN203838215U (en) | 2013-11-30 | 2013-11-30 | Capacitive voltage divider capable of adjusting voltage division ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320780286.0U CN203838215U (en) | 2013-11-30 | 2013-11-30 | Capacitive voltage divider capable of adjusting voltage division ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203838215U true CN203838215U (en) | 2014-09-17 |
Family
ID=51516039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320780286.0U Expired - Fee Related CN203838215U (en) | 2013-11-30 | 2013-11-30 | Capacitive voltage divider capable of adjusting voltage division ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203838215U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942115A (en) * | 2017-10-22 | 2018-04-20 | 国网山西省电力公司电力科学研究院 | The capacitance partial pressure type high voltage meter of adjustable intrinsic standoff ratio |
| CN109786056A (en) * | 2018-12-14 | 2019-05-21 | 西安交通大学 | A kind of low inductance large capacity adjustable resistor unit and device |
| CN115494281A (en) * | 2022-09-19 | 2022-12-20 | 芜湖麦可威电磁科技有限公司 | Wireless induction type capacitive voltage divider |
-
2013
- 2013-11-30 CN CN201320780286.0U patent/CN203838215U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942115A (en) * | 2017-10-22 | 2018-04-20 | 国网山西省电力公司电力科学研究院 | The capacitance partial pressure type high voltage meter of adjustable intrinsic standoff ratio |
| CN109786056A (en) * | 2018-12-14 | 2019-05-21 | 西安交通大学 | A kind of low inductance large capacity adjustable resistor unit and device |
| CN115494281A (en) * | 2022-09-19 | 2022-12-20 | 芜湖麦可威电磁科技有限公司 | Wireless induction type capacitive voltage divider |
| CN115494281B (en) * | 2022-09-19 | 2024-05-14 | 芜湖麦可威电磁科技有限公司 | Wireless induction type capacitive voltage divider |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 |