CN202013402U - Novel wide band superhigh frequency sensor - Google Patents
Novel wide band superhigh frequency sensor Download PDFInfo
- Publication number
- CN202013402U CN202013402U CN2011201124959U CN201120112495U CN202013402U CN 202013402 U CN202013402 U CN 202013402U CN 2011201124959 U CN2011201124959 U CN 2011201124959U CN 201120112495 U CN201120112495 U CN 201120112495U CN 202013402 U CN202013402 U CN 202013402U
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- sensor
- pedestal
- wideband
- antenna house
- high frequency
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Abstract
The utility model discloses a novel wide band superhigh frequency sensor, which comprises a base, a high frequency base plate installed at the top end of the base, an antenna vibrator installed at a geometric centre of the high frequency base plate, a sleeve sleeved at the top end of the antenna vibrator, and a radome arranged on the outer sides of the antenna vibrator and the high frequency base plate, wherein the lower edge of the radome is connected with the base; a plurality of installation pillars used for installing the wide band superhigh frequency sensor are arranged on the base; and a connector used for outputting signals detected by the wide band superhigh frequency sensor and connecting the wide band superhigh frequency sensor to rear polar equipment is arranged on the side wall of the radome. The sensor has reasonable design, small volume, high operational reliability, low maintenance cost, good using effect, is convenient to use and install and facilitates the popularization and utilization, and the use frequency is within the range of 300 MHz to 1500 MHz and the band width reaches to the five octave band.
Description
Technical field
The utility model belongs to sensor technical field, especially relates to a kind of Wideband superfrequency sensor.
Background technology
The partial discharge monitoring technology of power equipment is the important means of in time finding accident potential, improving power supply reliability, therefore studies power equipment partial discharge monitoring technology and has great importance.Concerning gas insulated combined electrical equipment, the shelf depreciation of gas insulated combined electric appliance equipment inside is always followed a steep current impulse is taken place, and radiated electromagnetic wave towards periphery.Shelf depreciation in theory can the very high-frequency electromagnetic wave of radiation, and highest frequency can reach several GHz, and frequency range is very wide, can receive this electromagnetic wave and whether the judgment device state is unusual by right sensors.But the sensor performance index that is used for detected gas insulation in combined electric appliance device interior shelf depreciation in the prior art is relatively poor, and effective bandwidth does not reach 300MHz-1500MHz; Volume is bigger, poor reliability, and the maintenance cost height, difficulty of construction is big.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of Wideband superfrequency sensor is provided, it is reasonable in design, and volume is little, and is easy to install and use, the frequency of utilization scope is 300MHz～1500MHz, bandwidth reaches 5 octaves, the functional reliability height, and maintenance cost is low, result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of Wideband superfrequency sensor, it is characterized in that: comprise pedestal, be installed in the high frequency substrate on pedestal top, be installed in the antenna oscillator of high frequency substrate geometric center position, be sleeved on the sleeve on antenna oscillator top and be arranged on antenna oscillator and the antenna house in the high frequency substrate outside, the lower edge and the pedestal of described antenna house join, described pedestal is provided with a plurality of mounting columns that are used to install this broadband UHF sensor, and the sidewall of described antenna house is provided with the connector that is used to export this broadband UHF sensor institute detection signal and this broadband UHF sensor is connected to back utmost point equipment.
Above-mentioned a kind of Wideband superfrequency sensor, it is characterized in that: described pedestal is a rectangle, described mounting column is four, four mounting columns be separately positioned on four summits of pedestal directly over.
Above-mentioned a kind of Wideband superfrequency sensor, it is characterized in that: described high frequency substrate is made by high-frequency ceramic sheet material.
Above-mentioned a kind of Wideband superfrequency sensor is characterized in that: described antenna house is the similar rectangular shape of bottom end opening.
Above-mentioned a kind of Wideband superfrequency sensor, it is characterized in that: the length of described antenna house is 100cm-120cm, and the wide of described antenna house is 70cm-90cm, and the height of described antenna house is 40cm-60cm.
Above-mentioned a kind of Wideband superfrequency sensor is characterized in that: described connector is a N type female.
The utility model compared with prior art has the following advantages:
1, the length of antenna house is 100cm-120cm, wide for 70cm-90cm, height are 40cm-60cm in the utility model, and volume is little, can satisfy the user demand of setting up in the finite space, and is easy to install and use.
2, frequency of utilization scope of the present utility model is 300MHz～1500MHz, and bandwidth reaches 5 octaves, voltage standing wave ratio (VSWR) VSWR in the full frequency band scope≤4: 1, and the functional reliability height, maintenance cost is low.
3, the utility model is used for the partial-discharge ultrahigh-frequency signal of detected gas insulation in combined electric appliance device interior, the accuracy of testing result and reliability height, can effectively avoid the sudden accident of gas insulated combined electrical equipment high-tension apparatus, result of use is good, is convenient to promote the use of.
In sum, the utility model is reasonable in design, volume is little, easy to install and use, the functional reliability height, maintenance cost is low, defective and deficiency such as solved that the existing in prior technology performance index are relatively poor, effective bandwidth does not reach 300MHz-1500MHz, volume is big, poor reliability, maintenance cost height, difficulty of construction are big, result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Description of reference numerals:
The 1-pedestal; The 2-high frequency substrate; The 3-antenna oscillator;
The 4-sleeve; The 5-antenna house; The 6-mounting column;
The 7-connector.
Embodiment
As shown in Figure 1, the utility model comprises pedestal 1, be installed in the high frequency substrate 2 on pedestal 1 top, be installed in the antenna oscillator 3 of high frequency substrate 2 geometric center positions, be sleeved on the sleeve 4 and the antenna house 5 that is arranged on the antenna oscillator 3 and high frequency substrate 2 outsides on antenna oscillator 3 tops, the lower edge of described antenna house 5 and pedestal 1 join, described pedestal 1 is provided with a plurality of mounting columns 6 that are used to install this broadband UHF sensor, and the sidewall of described antenna house 5 is provided with the connector 7 that is used to export this broadband UHF sensor institute detection signal and this broadband UHF sensor is connected to back utmost point equipment.
As shown in Figure 1, in the present embodiment, described pedestal 1 is a rectangle, and described mounting column 6 is four, four mounting columns 6 be separately positioned on 1 four summits of pedestal directly over.Described high frequency substrate 2 is made by high-frequency ceramic sheet material.Described antenna house 5 is the similar rectangular shape of bottom end opening.The length of described antenna house 5 is 100cm-120cm, and the wide of described antenna house 5 is 70cm-90cm, and the height of described antenna house 5 is 40cm-60cm; Preferably, the length of described antenna house 5 is 110cm, and the wide of described antenna house 5 is 80cm, and the height of described antenna house 5 is 50cm.Described connector 7 is a N type female.
Supporting corresponding back level data collection of the utility model and treatment facility, can be used in the partial-discharge ultrahigh-frequency signal of continuous monitoring gas insulated combined electric appliance equipment inside, the frequency of utilization scope is 300MHz～1500MHz, bandwidth reaches 5 octaves, voltage standing wave ratio (VSWR) VSWR≤4:1 in the full frequency band scope, the functional reliability height, the accuracy height of testing result, can effectively avoid the sudden accident of gas insulated combined electrical equipment high-tension apparatus, be the important means of in time finding accident potential, improving power supply reliability.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (6)
1. Wideband superfrequency sensor, it is characterized in that: comprise pedestal (1), be installed in the high frequency substrate (2) on pedestal (1) top, be installed in the antenna oscillator (3) of high frequency substrate (2) geometric center position, be sleeved on the sleeve (4) on antenna oscillator (3) top and be arranged on antenna oscillator (3) and the antenna house (5) in high frequency substrate (2) outside, the lower edge of described antenna house (5) and pedestal (1) join, described pedestal (1) is provided with a plurality of mounting columns (6) that are used to install this broadband UHF sensor, and the sidewall of described antenna house (5) is provided with the connector (7) that is used to export this broadband UHF sensor institute detection signal and this broadband UHF sensor is connected to back utmost point equipment.
2. according to the described a kind of Wideband superfrequency sensor of claim 1, it is characterized in that: described pedestal (1) is a rectangle, and described mounting column (6) is four, four mounting columns (6) be separately positioned on (1) four summit of pedestal directly over.
3. according to the described a kind of Wideband superfrequency sensor of claim 1, it is characterized in that: described high frequency substrate (2) is made by high-frequency ceramic sheet material.
4. according to the described a kind of Wideband superfrequency sensor of claim 1, it is characterized in that: described antenna house (5) is the similar rectangular shape of bottom end opening.
5. according to the described a kind of Wideband superfrequency sensor of claim 4, it is characterized in that: the length of described antenna house (5) is 100cm-120cm, and the wide of described antenna house (5) is 70cm-90cm, and the height of described antenna house (5) is 40cm-60cm.
6. according to the described a kind of Wideband superfrequency sensor of claim 1, it is characterized in that: described connector (7) is N type female.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201124959U CN202013402U (en) | 2011-04-19 | 2011-04-19 | Novel wide band superhigh frequency sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201124959U CN202013402U (en) | 2011-04-19 | 2011-04-19 | Novel wide band superhigh frequency sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202013402U true CN202013402U (en) | 2011-10-19 |
Family
ID=44784019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201124959U Expired - Fee Related CN202013402U (en) | 2011-04-19 | 2011-04-19 | Novel wide band superhigh frequency sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202013402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020764A (en) * | 2017-12-27 | 2018-05-11 | 国家电网公司 | A kind of high voltage electric equipment local discharge on-line monitoring device |
-
2011
- 2011-04-19 CN CN2011201124959U patent/CN202013402U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020764A (en) * | 2017-12-27 | 2018-05-11 | 国家电网公司 | A kind of high voltage electric equipment local discharge on-line monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20140419 |