CN108761221A - A kind of test system and method for measuring space electrical field - Google Patents
A kind of test system and method for measuring space electrical field Download PDFInfo
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- CN108761221A CN108761221A CN201810872096.9A CN201810872096A CN108761221A CN 108761221 A CN108761221 A CN 108761221A CN 201810872096 A CN201810872096 A CN 201810872096A CN 108761221 A CN108761221 A CN 108761221A
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- field strength
- seamed edge
- discharge plate
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- electric field
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/12—Measuring electrostatic fields or voltage-potential
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/12—Measuring electrostatic fields or voltage-potential
- G01R29/14—Measuring field distribution
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- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The present invention provides a kind of test systems for measuring space electrical field, it is basic frame with 1 meter long, 0.6 meter wide, high 1.8 meters of cuboid framework, it is equipped with size scale on each seamed edge of basic framework, upper and lower, left and right, rear five end faces are covered by sheet metal and are all grounded, front end face opens wide, and constitutes metallic test casing；In metallic test casing, it is located at setting bearing support at medium height position, metal discharge plate level is placed, is installed on supporting rack, the horizontal cross bar of field strength detection probe T shape holders can be along front and back seamed edge or so to moving, field strength Acquisition Instrument is arranged in the rod end of the vertical guide rod of T shape holders, for measuring the electric field strength that generates after metal discharge plate is powered, vertical guide rod is in telescopic member and can be after horizontal cross bar is gone forward to movement.The invention also provides the test methods based on the test system simultaneously.The present invention can help accurately measure the electric field strength that metal discharge plate generates in the space of finite boundary.
Description
Technical field
The present invention relates to a kind of space electrical fields to test system, more specifically a kind of for measuring fridge freshness retaining use
The test system and method for the space electrical field that discharge electrode generates.
Background technology
Relatively accurate and intuitive field strength distribution test equipment is there is no for the test of space electrical field at present, it is main
Reason is：
First, space electric field be one it is invisible can not touch, can not direct feel substance, it is difficult to capture and measure；
Secondly, space electric field is included in a complicated electromagnetic environment, not only related with intensity size, also right with it
The frequency answered is related；
Again, electric field strength size is related with the relative position in space, and no one of existing equipment can be weighed intuitively
The test equipment of position and electric field relationship.
Invention content
The present invention is directed to solve one of above-mentioned technical problem at least to a certain extent.For this purpose, the present invention proposes a kind of use
In the test system for measuring space electrical field, to help accurately measure metal discharge plate in the space of finite boundary
The electric field strength of interior generation.
Meanwhile the invention also provides a kind of measurement sides for the test system being used to measure space electrical field based on this
Method.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of test system for measuring space electrical field is structurally characterized in that：
It is basic frame with long 1 meter, 0.6 meter wide, high 1.8 meters of cuboid framework, on each seamed edge of the basic framework
It is equipped with size scale, the upper and lower, left and right of basic framework, rear five end faces are covered by sheet metal and five face sheet metals
All ground connection, front end face open wide, and constitute metallic test casing；
In the metallic test casing, it is located at setting bearing support at medium height position, metal discharge plate level is placed, pacified
Loaded on support frame as described above, field strength detection probe is mounted on the front and back seamed edge at the top of basic framework with the horizontal cross bar of T shape holders
Between, can be along front and back seamed edge or so to moving, field strength is arranged in the rod end of the vertical guide rod of T shape holders in the field strength detection probe
Acquisition Instrument, for measuring the electric field strength generated after metal discharge plate is powered, the vertical guide rod is in telescopic member and energy
Enough to movement after horizontal cross bar is gone forward；
Seamed edge has structure identical with top edge before and after the bottom of the basic framework, is used for and field strength detection probe
Cooperation installation.
The design feature of the present invention is lain also in：
The opposite side of seamed edge is equipped with the first sliding groove extended along its length, T shapes before and after the top of the basic framework
The horizontal cross bar both ends of holder are adapted with the first sliding groove, are slideably positioned in the first sliding groove, can along the first sliding groove or so to
It is mobile；The front and back seamed edge of basic framework bottom is identical as seamed edge structure before and after top, can mutually be fitted with the horizontal cross bar of T shape holders
Match；
The horizontal cross bar length direction of the T shapes holder is equipped with second sliding slot, and the top of vertical guide rod is slidably mounted on
In the second sliding slot, can be before and after second sliding slot to moving.
The NF-5035 field intensity meters or U.S.'s holiday brands of the model Germany An Nuoni brands of the field strength Acquisition Instrument
HI-3604 power frequency electromagnetic field measuring instruments.
The test method of the test system for measuring space electrical field of the present invention, is to carry out as follows：
1) cabinet case of refrigerator is simulated with the metallic test casing of the test system, being passed through high pressure power frequency to metal discharge plate hands over
Galvanic electricity makes to generate electric field around metal discharge plate；
2) front and back seamed edge of the T shape holders of field strength detection probe at the top of basic framework is moved to left end, and will erected
Straight guide rod is elongated to field strength Acquisition Instrument and is in direct contact on metal discharge plate, using the position as initial position, measures and records just
The electric field intensity value of beginning position, then according on vertical seamed edge size scale, gradually shorten upwards at interval of unit scales it is perpendicular
Straight guide rod until foreshortening to highest point, close to metallic test casing top surface, and records the electric field strength of different height position
Value completes the electric field strength test in first vertical section；
3) the front and back seamed edge by the T shape holders of field strength detection probe at the top of basic framework at interval of unit scales gradually to
It moves right, the electric field strength that each vertical section of metal discharge plate upper space is sequentially completed according to the method for step 2) is tested；
4) before and after installing field strength detection probe to basic framework bottom on seamed edge, according to step 2) and the method for step 3)
It is sequentially completed the electric field strength test in each vertical section of metal discharge plate lower space.
Compared with the prior art, the present invention has the beneficial effect that：
The present invention is by building a metallic test casing for simulating cabinet case of refrigerator shape, cooperation field strength detection probe test
Electric field strength around metal discharge plate, the position different by quantifying metal discharge plate surrounding space, tests opposite position
Space electrical field, with overcome existing measuring technology to space electrical field can only carry out Position Approximate it is first slightly judge, no
Convenient for the deficiency of visual test, avoid in test process since the randomness and uncertainty that measure position are brought to test structure
Larger impact being capable of each position in the accurately measure confined space using test structure of the invention accurate and specification
Electric field strength, and the relative position between position to be measured and electric field generation device can be accurately measured, to obtain one accurately
With the test structure of specification, significance can be provided to establish the radiation patterns of space electrical field.
Description of the drawings
Fig. 1 is the dimensional structure diagram one of test system of the present invention；
Fig. 2 is the dimensional structure diagram two (sheet metal is not shown) of test system of the present invention.
In figure, 1 basic framework；2 sheet metals；3 bearing supports；4 metal discharge plates；5 field strength detection probes；6 the first sliding grooves；
7 second sliding slots；5a horizontal cross bars；The vertical guide rods of 5b；5c field strength Acquisition Instruments.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, shall fall within the protection scope of the present invention.
Fig. 1 to Fig. 2, the test system for measuring space electrical field of the present embodiment are please referred to, structure is：
It is basic frame 1 with long 1 meter, 0.6 meter wide, high 1.8 meters of cuboid framework, on each seamed edge of basic framework 1
Equipped with size scale, the upper and lower, left and right of basic framework 1, rear five end faces are covered by sheet metal 2 and five face sheet metals
2 are all grounded, and front end face opens wide, and constitute metallic test casing；
In metallic test casing, it is located at setting bearing support 3 at medium height position, metal discharge plate 4 is horizontal positioned, installs
In on supporting rack, field strength detection probe 5 with the horizontal cross bar 5a of T shape holders be mounted on 1 top of basic framework front and back seamed edge it
Between, can be along front and back seamed edge or so to moving, rod end setting field strength of the field strength detection probe 5 in the vertical guide rod 5b of T shape holders is adopted
Collect instrument 5c, for measuring the electric field strength that generates after metal discharge plate 4 is powered, vertical guide rod 5b is in telescopic member and can
To movement after horizontal cross bar 5a goes forward；
Seamed edge has structure identical with top edge before and after the bottom of basic framework 1, for matching with field strength detection probe 5
Close installation.
In specific implementation, corresponding structure setting also includes：
The opposite side of seamed edge is equipped with the first sliding groove 6 extended along its length, T shape branch before and after the top of basic framework 1
The both ends horizontal cross bar 5a of frame are adapted with the first sliding groove 6, are slideably positioned in the first sliding groove 6, can be along the first sliding groove 6 or so
To movement；The front and back seamed edge of 1 bottom of basic framework is identical as seamed edge structure before and after top, can be with the horizontal cross bar of T shape holders
5a is adapted；
The horizontal cross bar 5a length directions of T shape holders are equipped with second sliding slot 7, and the top of vertical guide rod 5b is slidably mounted on
In second sliding slot 7, can be front and back to moving along second sliding slot 7.
The NF-5035 field intensity meters or U.S.'s holiday product of Germany's An Nuoni brands may be selected in the model of field strength Acquisition Instrument 5c
The HI-3604 power frequency electromagnetic field measuring instruments of board.
It is recorded for ease of measuring, the size scale on each seamed edge is using unified standard.
In test system with above structure, field strength Acquisition Instrument 5c be mounted on T shape holders on, and can be with T shape holders before
Backward and left and right is to movement, to test the electric field strength in different vertical sections.Between seamed edge it is detachably to pacify before and after T shape holders
Dress by under 5 integral demounting of field strength detection probe, then is installed on base after having surveyed the electric field strength of 4 upper space of metal discharge plate
Between the front and back seamed edge of 1 bottom of plinth frame, continue the electric field strength for testing 4 lower space of metal discharge plate.
The structure type specifically used is detachably installed between above-mentioned T shapes holder and seamed edge not to be limited, this part is this
Field those of ordinary skill is readily appreciated that and is easily achieved, and does not repeat.
The test method of the test system for measuring space electrical field of the present invention, is to carry out as follows：
1) cabinet case of refrigerator is simulated with the metallic test casing for the system of testing, high pressure industrial frequency AC is passed through to metal discharge plate 4
Electricity makes 4 surrounding of metal discharge plate generate electric field；
2) the front and back seamed edge by the T shapes holder of field strength detection probe 5 along 1 top of basic framework is moved to left end, and will
Vertical guide rod 5b is elongated to field strength Acquisition Instrument 5c and is in direct contact on metal discharge plate 4, using the position as initial position, measures simultaneously
The electric field intensity value of initial position is recorded, then according to the size scale, gradually upward at interval of unit scales on vertical seamed edge
Shorten vertical guide rod 5b, until foreshortening to highest point, close to metallic test casing top surface, and records the electricity of different height position
Field intensity value completes the electric field strength test in first vertical section；
3) by the T shapes holder of field strength detection probe 5 along the top of basic framework 1 front and back seamed edge at interval of unit scales gradually
It moves right, the electric field strength that each vertical section of 4 upper space of metal discharge plate is sequentially completed according to the method for step 2) is tested；
4) field strength detection probe 5 is installed to seamed edge before and after 1 bottom of basic framework, according to the side of step 2) and step 3)
Method is sequentially completed the electric field strength test in each vertical section of 4 lower space of metal discharge plate, completes entire metallic test casing since then
The electric field strength of inner space is tested.
After theoretically metal discharge plate 4 is passed through alternating current, the electric field strength maximum value position generated should be in metal discharge
4 surface of plate, scatters along radial to surrounding, and electric field strength minimum value position should be at infinity or at ground connection, due to capital
Belong to the sheet metals 2 of test chassis five end faces reliable ground, therefore electric field strength minimum value is casing position.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (4)
1. a kind of test system for measuring space electrical field, it is characterized in that：
It is basic frame with 1 meter long, 0.6 meter wide, high 1.8 meters of cuboid framework, is all provided on each seamed edge of the basic framework
There is size scale, the upper and lower, left and right of basic framework, rear five end faces are covered by sheet metal and five face sheet metals are whole
Ground connection, front end face open wide, and constitute metallic test casing；
In the metallic test casing, it is located at setting bearing support at medium height position, metal discharge plate level is placed, is installed on
On support frame as described above, field strength detection probe with the horizontal cross bar of T shape holders be mounted on basic framework at the top of front and back seamed edge between,
Can be along front and back seamed edge or so to moving, the field strength detection probe is acquired in the rod end setting field strength of the vertical guide rod of T shape holders
Instrument, for measuring the electric field strength that generates after metal discharge plate is powered, the vertical guide rod is in telescopic member and can be
Horizontal cross bar go forward after to movement；
Seamed edge has structure identical with top edge before and after the bottom of the basic framework, for coordinating with field strength detection probe
Installation.
2. the test system according to claim 1 for measuring space electrical field, it is characterized in that：The basic framework
Top before and after the opposite side of seamed edge be equipped with the first sliding groove extended along its length, the horizontal cross bar both ends of T shape holders with
The first sliding groove is adapted, is slideably positioned in the first sliding groove, can be along the first sliding groove or so to moving；Before basic framework bottom
The trailing edge is identical as seamed edge structure before and after top, can be adapted with the horizontal cross bar of T shape holders；
The horizontal cross bar length direction of the T shapes holder is equipped with second sliding slot, and the top of vertical guide rod is slidably mounted on described
In second sliding slot, can be before and after second sliding slot to moving.
3. the test system according to claim 1 for measuring space electrical field, it is characterized in that：The field strength acquisition
The NF-5035 field intensity meters of the model Germany An Nuoni brands of instrument or the HI-3604 power frequency electromagnetic fields of U.S.'s holiday brands are surveyed
Measure instrument.
4. a kind of test method of the test system for measuring space electrical field described in claim 1-3, it is characterized in that
It carries out as follows：
1) cabinet case of refrigerator is simulated with the metallic test casing of the test system, high pressure industrial frequency AC is passed through to metal discharge plate
Electricity makes to generate electric field around metal discharge plate；
2) front and back seamed edge of the T shape holders of field strength detection probe at the top of basic framework is moved to left end, and will led vertically
Bar is elongated to field strength Acquisition Instrument and is in direct contact on metal discharge plate, using the position as initial position, measures and records initial bit
The electric field intensity value set, then according on vertical seamed edge size scale, at interval of unit scales gradually upwards shorten lead vertically
Bar until foreshortening to highest point, close to metallic test casing top surface, and records the electric field intensity value of different height position, complete
At the electric field strength test in first vertical section；
3) front and back seamed edge of the T shape holders of field strength detection probe at the top of basic framework is gradually moved right at interval of unit scales
Dynamic, the electric field strength that each vertical section of metal discharge plate upper space is sequentially completed according to the method for step 2) is tested；
4) before and after installing field strength detection probe to basic framework bottom on seamed edge, successively according to the method for step 2) and step 3)
Complete the electric field strength test in each vertical section of metal discharge plate lower space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810872096.9A CN108761221A (en) | 2018-08-02 | 2018-08-02 | A kind of test system and method for measuring space electrical field |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810872096.9A CN108761221A (en) | 2018-08-02 | 2018-08-02 | A kind of test system and method for measuring space electrical field |
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| CN108761221A true CN108761221A (en) | 2018-11-06 |
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| CN201810872096.9A Pending CN108761221A (en) | 2018-08-02 | 2018-08-02 | A kind of test system and method for measuring space electrical field |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112748291A (en) * | 2020-12-30 | 2021-05-04 | 中国科学院长春光学精密机械与物理研究所 | Electric field situation testing system and method of high-power gas laser |
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| JPH0526930A (en) * | 1991-07-23 | 1993-02-05 | Nec Corp | Electromagnetic field distribution measurement device, electromagnetic wave source analyzing system, and electromagnetic field analyzing system |
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| CN204964633U (en) * | 2015-09-30 | 2016-01-13 | 天津电子信息职业技术学院 | High potential therapeutic equipment field distribution testing arrangement |
| CN106680742A (en) * | 2016-12-08 | 2017-05-17 | 辽宁科技大学 | Positioning and measuring device for space magneticinduction intensityvector |
| CN108120882A (en) * | 2018-03-01 | 2018-06-05 | 国网河南省电力公司电力科学研究院 | A kind of power frequency electromagnetic field field domain matrix detection device |
| CN208537632U (en) * | 2018-08-02 | 2019-02-22 | 长虹美菱股份有限公司 | It is a kind of for measuring the test macro of space electrical field |
-
2018
- 2018-08-02 CN CN201810872096.9A patent/CN108761221A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0526930A (en) * | 1991-07-23 | 1993-02-05 | Nec Corp | Electromagnetic field distribution measurement device, electromagnetic wave source analyzing system, and electromagnetic field analyzing system |
| CN102955049A (en) * | 2012-11-14 | 2013-03-06 | 广州广电计量检测股份有限公司 | Testing jig with field uniformity function |
| CN204964633U (en) * | 2015-09-30 | 2016-01-13 | 天津电子信息职业技术学院 | High potential therapeutic equipment field distribution testing arrangement |
| CN106680742A (en) * | 2016-12-08 | 2017-05-17 | 辽宁科技大学 | Positioning and measuring device for space magneticinduction intensityvector |
| CN108120882A (en) * | 2018-03-01 | 2018-06-05 | 国网河南省电力公司电力科学研究院 | A kind of power frequency electromagnetic field field domain matrix detection device |
| CN208537632U (en) * | 2018-08-02 | 2019-02-22 | 长虹美菱股份有限公司 | It is a kind of for measuring the test macro of space electrical field |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112748291A (en) * | 2020-12-30 | 2021-05-04 | 中国科学院长春光学精密机械与物理研究所 | Electric field situation testing system and method of high-power gas laser |
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