CN206378529U - A kind of disturbance power test equipment in EMC tests - Google Patents
A kind of disturbance power test equipment in EMC tests Download PDFInfo
- Publication number
- CN206378529U CN206378529U CN201720032747.4U CN201720032747U CN206378529U CN 206378529 U CN206378529 U CN 206378529U CN 201720032747 U CN201720032747 U CN 201720032747U CN 206378529 U CN206378529 U CN 206378529U
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- CN
- China
- Prior art keywords
- line ball
- test
- guide rail
- ball platform
- bar
- 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
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model discloses the disturbance power test equipment in a kind of EMC tests, including test guide rail, support column, Absorbing Clamp and cord grip, cord grip includes line ball platform and tension disc, line ball platform upper end is transversely provided with bar-shaped trough, the side of tension disc and line ball platform is hinged by hinge, hasp structure is provided with the opposite side of line ball platform and tension disc, tested cable is placed in bar-shaped trough, tension disc is set to be pressed on line ball platform by hasp structure again, tested cable is fixed, it is easy for installation.Absorbing Clamp includes housing, ferrite current transformer and ferrite core, is provided with rubber pulley and driving box in housing bottom, rubber pulley rotation is driven by driving box；Tested cable passes through Absorbing Clamp, and Absorbing Clamp is slided on test guide rail, tests out the disturbance power of cable, test operation simply, conveniently, fix by test pattern, can reduce detection error, improve the correctness of detection.
Description
Technical field
The utility model is related to field of electromagnetic compatibility detection, and the disturbance power test in more particularly to a kind of EMC tests is set
It is standby.
Background technology
Electromagnetic compatibility (EMC-Electromagnetic Compatibility) is an emerging comprehensive subject,
Main research electromagnetic interference and jamproof problem, are that equipment or system can normal works and not to the ring in its electromagnetic environment
Anything constitutes the ability for the electromagnetic disturbance that can not be born in border, i.e., how to make the various electricity worked under same electromagnetic environment
Sub- electrical equipment, device or system, can normal work, do not interfere with each other, reach compatibility status.And electromagnetic disturbance
(electromagnetic disturbance) refer to it is any may cause device, equipment or systematic function reduction or to there is life
Life or xenobiotic matter produce the electromagnet phenomenon of detrimental effect.Electromagnetic disturbance is probably electromagnetic noise, garbage signal or propagates matchmaker
Be situated between the change of itself.Disturbance power test is the amount of radiation tested on power line, and disturbance power test mainly has point desk-top with falling
Ground formula, bench device is placed on 0.8m nonmetallic desk, (is typically the metal of screened room from other metal objects at least 0.8m
Interior wall, this required distance is at least 0.4m in CISPR14-1)；Floor mounted equipment is placed in 0.1m nonmetallic support, quilt
Survey line cable (LUT) is arranged on high 0.8m, long 6m test guide rail, and absorbing clamp is enclosed on cable, and current transformer end is towards quilt
Measurement equipment, power draw absorbing clamp carries out data sampling, being analyzed in the data input instrument of sampling, sees disturbing for which point
The amount of disturbing is maximum.In current such device, the fixed inconvenient of cable is tested, and Absorbing Clamp is dragging by hand, it is impossible to
Accomplish at the uniform velocity to drag, many frequencies are it cannot be guaranteed that what is measured is greatest irradiation electric current, although by the round number of times of increase can come more
Mend, but time of measuring will be long.
Utility model content
Main purpose of the present utility model is to provide the disturbance power test equipment in a kind of EMC tests, it is intended to realize quilt
Survey line cable it is easy for installation, and Absorbing Clamp is self-driven, and test operation is convenient, can improve the correctness detected.
The utility model proposes the disturbance power test equipment in a kind of EMC tests, including test guide rail, be arranged on it is described
It is used as the support column of support, the Absorbing Clamp slided on the test guide rail and is arranged on the test in test guide rail lower end
The cord grip at guide rail two ends, the cord grip includes line ball platform and the tension disc being placed on the line ball platform, the line ball
Platform upper end is transversely provided with the bar-shaped trough for placing test cable, and the bar-shaped trough that is located at of the tension disc passes on left conjunction
Page is hinged with being located on the left of the bar-shaped trough for the line ball platform, is set in being located on the right side of the bar-shaped trough for the line ball platform
There is hasp main body, on the right side positioned at the bar-shaped trough of the tension disc provided with having contact with, the hasp main body is had contact with described
Hasp structure is constituted, the tension disc is pressed on the line ball platform by the hasp structure；The test guide rail, described
Tension disc, the line ball platform, the hinge and the hasp structure are that plastics are made；
The Absorbing Clamp includes connecting the housing formed relatively by the lower casing and upper casing of bar shaped, is arranged on the housing
Interior ferrite current transformer and the ferrite core for absorbed power, are provided with and the test in the housing bottom both sides
The rubber pulley of guide rail adaptation, is provided with driving box, the driving box provided with motor, with motor in the housing bottom and electrically connects
Supplying cell, with the sliding tooth roller box of the motor connection and the control board being electrically connected with the motor, driven described
Motor control button is provided with outside dynamic case, the button is electrically connected by band shielding netting wire with the control board, the motor
It is interior to constrain device provided with electromagnetic interference；The drive shaft of the sliding tooth roller box connects with the rubber pulley spindle, drives the rubber
Pulley rotation；The two ends of the housing are provided with the through hole passed through for test cable, the endoporus of the ferrite core and the through hole
Relatively, test cable is passed through from the through hole and the ferrite core.
Preferably, the sliding tooth roller box is cog belt multiple reduction gear box.
Preferably, the line ball platform is fixed on the test guide rail by nylon screw.
Preferably, the support column bottom is provided with support base.
The beneficial effects of the utility model are：
Disturbance power test equipment of the present utility model is provided with test guide rail and cord grip, and cord grip includes line ball
Platform and the tension disc being placed on line ball platform, line ball platform upper end are transversely provided with the bar-shaped trough for placing test cable, tension disc and
The hinge that passes on left positioned at bar-shaped trough of line ball platform is hinged, and is set in line ball platform and being located on the right side of bar-shaped trough for tension disc
There is hasp structure, during testing lines, tested cable is placed in bar-shaped trough, then tension disc is pressed on line ball by hasp structure
On platform, so that tested cable is pressed abd fixed in cord grip, tested cable is fixed on above test guide rail, be tested cable
It is easy for installation.
Absorbing Clamp bottom is provided with driving box, and rubber pulley rotation is driven by driving box, so as to realize that power is inhaled
Pincers are received to move on test guide rail automatically；Test cable and pass through Absorbing Clamp, Absorbing Clamp is slided on test guide rail, led to
Ferrite core in overpower absorbing clamp carrys out absorbed power, so as to test out the disturbance power of cable, test operation is simple, side
Just, test pattern is fixed, and can reduce detection error, improves the correctness of detection.
Test equipment has integrally used hard plastics and nylon screw, overall all not use any metal parts,
Influence to test result is minimum.
Brief description of the drawings
Fig. 1 is the structural representation of the disturbance power test equipment during EMC of the present utility model is tested；
Fig. 2 is the structural representation of cord grip of the present utility model；
Fig. 3 is schematic diagram when cord grip of the present utility model is opened；
Fig. 4 is the open mode figure of Absorbing Clamp of the present utility model；
Fig. 5 is the bottom schematic view of Absorbing Clamp of the present utility model.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model
Utility model.
Referring to figs. 1 to Fig. 5, an embodiment of the disturbance power test equipment in EMC tests of the present utility model is proposed：
A kind of disturbance power test equipment in EMC tests, including grow 6 meters of test guide rail 10, be arranged on test guide rail
It is used as the support column 20 of support, the Absorbing Clamp 30 slided on test guide rail 10 and is arranged on 10 liang of guide rail of test in 10 lower end
The cord grip 40 at end.Cord grip 40 is used to fix at the two ends of tested cable 50, tested cable 50 is placed in test guide rail
10 tops, then test the disturbance power of cable 50 by Absorbing Clamp 30 again.
Cord grip 40 includes line ball platform 41 and the tension disc 42 being placed on line ball platform 41.Line ball platform 41 passes through nylon screw
It is fixed on test guide rail 10.The upper end of line ball platform 41 is transversely provided with the bar-shaped trough 43 for placing test cable 50.Bar-shaped trough 43
Cross section be circular arc.Tension disc 42 be located at bar-shaped trough 43 pass on left hinge 45 and line ball platform 41 be located at bar-shaped trough
43 left side is hinged.Hasp main body 44-1 is provided with the right side positioned at bar-shaped trough 43 of line ball platform 41, in being located at for tension disc 42
The right side of bar-shaped trough 43 constitutes hasp structure 44 provided with 44-2, hasp main body 44-1 is had contact with having contact with 44-2.When cable 50 is tested,
Tested cable 50 is placed in bar-shaped trough 43, then tension disc 42 is pressed on line ball platform 41 by hasp structure 44, so that
Tested cable 50 is pressed abd fixed in cord grip 40, tested cable 50 is fixed on the top of test guide rail 10, is tested cable 50
It is easy for installation.
Absorbing Clamp 30 includes connecting the housing formed, the iron being arranged in housing relatively by the lower casing and upper casing of bar shaped
Oxysome current transformer and the ferrite core 31 for absorbed power.The two ends of housing are provided with the through hole passed through for test cable 50
32, the endoporus of ferrite core 31 is relative with through hole 32, and test cable 50 is passed through from through hole 32 and ferrite core 31.Ferrite core 31
Effect be absorbed power, and play a part of impedance stabilization device.
The rubber pulley 33 being adapted to test guide rail 10 is provided with housing bottom both sides, provided with driving in the middle of housing bottom
Case 34.In driving box 34 provided with motor, the sliding tooth roller box of the supplying cell electrically connected with motor and motor connection and with electricity
The control board of electromechanics even.Sliding tooth roller box is cog belt multiple reduction gear box, the drive shaft and rubber of sliding tooth roller box
The axle of pulley 33 is connect, and drive gear case is driven by motor, drives glue pulley 33 to rotate by sliding tooth roller box, so as to realize power
Absorbing clamp 30 is automatic to be moved on test guide rail 10.The speed and the direction of motion of Absorbing Clamp 30 are easy to control, and operator can
With away from measurement guide rail.
Motor control button is provided with outside driving box 34, button is electrically connected by band shielding netting wire with control board.It is logical
Cross motor control button to be controlled motor, so that the speed and the direction of motion of Absorbing Clamp 30.
Electromagnetic interference with shielding netting wire is small.Moreover, constraining device provided with electromagnetic interference in motor, electromagnetism can be reduced and done
Disturb, electromagnetic disturbance is extremely low, the correctness of detection can be improved.
Test cable 50 and pass through Absorbing Clamp 30, Absorbing Clamp 30 is slided on test guide rail 10, inhaled by power
The ferrite core 31 received in pincers 30 carrys out absorbed power, so as to test out the disturbance power of cable 50, and test operation is simple, conveniently,
Test pattern is fixed, and can reduce detection error, improves the correctness of detection.
Testing jig has integrally used hard plastics and nylon screw, overall all not using any metal parts, right
The influence of test result is minimum.Testing jig is simple in construction, and manufacturing cost is low, it is easy to processes, produce.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
The equivalent structure transformation that every utilization the utility model specification and accompanying drawing content are made, or directly or indirectly it is used in other phases
The technical field of pass, is similarly included in scope of patent protection of the present utility model.
Claims (4)
1. the disturbance power test equipment in a kind of EMC tests, it is characterised in that including test guide rail, be arranged on the test
It is used as the support column of support, the Absorbing Clamp slided on the test guide rail and is arranged on the test guide rail in guide rail lower end
The cord grip at two ends, the cord grip is included on line ball platform and the tension disc being placed on the line ball platform, the line ball platform
End be transversely provided with for place test cable bar-shaped trough, the tension disc be located at the bar-shaped trough pass on left hinge with
Being located on the left of the bar-shaped trough for the line ball platform is hinged, and is provided with and is taken on the right side positioned at the bar-shaped trough of the line ball platform
Main body is detained, on the right side positioned at the bar-shaped trough of the tension disc provided with having contact with, the hasp main body has contact with composition with described
Hasp structure, makes the tension disc be pressed on the line ball platform by the hasp structure；The test guide rail, the line ball
Plate, the line ball platform, the hinge and the hasp structure are that plastics are made；
The Absorbing Clamp includes connecting the housing formed relatively by the lower casing and upper casing of bar shaped, is arranged in the housing
Ferrite current transformer and the ferrite core for absorbed power, are provided with and the test guide rail in the housing bottom both sides
The rubber pulley of adaptation, is provided with driving box, the driving box provided with motor, the confession electrically connected with motor in the housing bottom
Battery, the sliding tooth roller box with the motor connection and the control board being electrically connected with the motor, in the driving box
Outside is provided with motor control button, and the button is electrically connected with the control board by band shielding netting wire, set in the motor
There is electromagnetic interference to constrain device；The drive shaft of the sliding tooth roller box connects with the rubber pulley spindle, drives the rubber pulley
Rotate；The two ends of the housing are provided with the through hole passed through for test cable, and the endoporus of the ferrite core is relative with the through hole,
Test cable is passed through from the through hole and the ferrite core.
2. the disturbance power test equipment in EMC tests according to claim 1, it is characterised in that the drive gear
Case is cog belt multiple reduction gear box.
3. the disturbance power test equipment in EMC tests according to claim 1, it is characterised in that the line ball platform leads to
Nylon screw is crossed to be fixed on the test guide rail.
4. the disturbance power test equipment in EMC tests according to claim 1, it is characterised in that in the support column
Bottom is provided with support base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720032747.4U CN206378529U (en) | 2017-01-10 | 2017-01-10 | A kind of disturbance power test equipment in EMC tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720032747.4U CN206378529U (en) | 2017-01-10 | 2017-01-10 | A kind of disturbance power test equipment in EMC tests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206378529U true CN206378529U (en) | 2017-08-04 |
Family
ID=59404645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720032747.4U Expired - Fee Related CN206378529U (en) | 2017-01-10 | 2017-01-10 | A kind of disturbance power test equipment in EMC tests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206378529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514938A (en) * | 2019-09-24 | 2019-11-29 | 长沙生产力促进中心(长沙科学技术开发交流中心)(长沙新技术创业服务中心) | Disturbance power test macro and test method in a kind of electromagnetic compatibility test |
-
2017
- 2017-01-10 CN CN201720032747.4U patent/CN206378529U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514938A (en) * | 2019-09-24 | 2019-11-29 | 长沙生产力促进中心(长沙科学技术开发交流中心)(长沙新技术创业服务中心) | Disturbance power test macro and test method in a kind of electromagnetic compatibility test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 Termination date: 20200110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |