CN2938124Y - Expansion on-line electromagnetic interference detection device - Google Patents
Expansion on-line electromagnetic interference detection device Download PDFInfo
- Publication number
- CN2938124Y CN2938124Y CN 200620042849 CN200620042849U CN2938124Y CN 2938124 Y CN2938124 Y CN 2938124Y CN 200620042849 CN200620042849 CN 200620042849 CN 200620042849 U CN200620042849 U CN 200620042849U CN 2938124 Y CN2938124 Y CN 2938124Y
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- CN
- China
- Prior art keywords
- case lid
- shielded box
- box
- electromagnetic disturbance
- casing
- 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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Abstract
The utility model relates to an extended on-line electromagnetic disturbance detection device, characterized in that the utility model comprises a box cover handle, a box cover shield plate, a fixed bracket assembly, a shield box, an isolated power source, an artificial-mains network, a box body, a power source socket, a door slot shield assembly and a box cover; wherein the shield box is arranged in the middle of the box body and the door slot shield assembly is arranged around the opening of the shield box under which the isolated power source and the artificial-mains network are arranged; the fixed bracket assembly is arranged above the shield box and the power source socket is arranged on one side of the shield box body; the box cover is arranged on top of the box body and the box cover handle is arranged on one side of the box cover; the box cover shield plate is arranged on the inner side of the box cover. The utility model has the advantages that it is easy and convenient to enlarge the extended on-line electromagnetic disturbance, small, simple and cheap.
Description
Technical field
The utility model relates to the online electromagnetic disturbance pick-up unit of a kind of expansion, can be used for on-the-spot electromagnetic disturbance and detects, and belongs to electromagnetic disturbance detection technique field.
Background technology
Common electromagnetic disturbance all is to carry out in the radio shielding laboratory, but in the production scene that radio interference is arranged, owing to there is not screened room bulk shielding environment, extraneous radio interference enters test macro, makes measurement result deviation occur.
Summary of the invention
The purpose of this utility model provides a kind of online electromagnetic disturbance pick-up unit of expansion that detects electromagnetic disturbance in the production scene.
For realizing above purpose, the technical solution of the utility model provides the online electromagnetic disturbance pick-up unit of a kind of expansion, it is characterized in that, shake hands by case lid, the case lid barricade, m, shielded box, insulating power supply, the artificial mains network, casing, supply socket, the crack between a door and its frame shield assembly, case lid is formed, shielded box places the centre of casing, the crack between a door and its frame shield assembly be located at the shielded box mouth around, be equipped with insulating power supply and artificial mains network below the shielded box, be equipped with m above the shielded box, supply socket places one side of shielding case body, case lid place casing above, the case lid handle is located at a side of case lid, and the case lid barricade is located at the inboard of case lid.
Described m is made up of guide pillar, base plate chute, base plate, upper plate, upper plate chute, two slide blocks, pressing plate, pressing plate chute, bolts, guide pillar is connected between base plate and the upper plate, can place the upper plate chute along two slide blocks that the upper plate chute moves freely, the pressing plate that is provided with the pressing plate chute place two slide blocks above, be provided with fastening bolt in the pressing plate chute.
Described casing, shielded box, case lid are made up of two layers of material.
Casing of the present utility model is made up of two layers of material, and also establish shielded box in the casing, be provided with the crack between a door and its frame shield assembly around the shielded box mouth, the inboard of case lid is provided with the case lid barricade, these can both isolate electromagnetic interference (EMI) effectively, electric tool is placed in the middle of two slide blocks of shielded box inner fixed support assembly, case lid is covered, just can carry out the test of electric tool, because two slide blocks can move freely in the upper plate chute, the electric tool of different size is tested in the middle of can both being placed on two slide blocks.
It is easy to use to the utility model has the advantages that the online electromagnetic disturbance of expansion detects, install small and exquisite simply, low price.
Attached explanation
Fig. 1 is the online electromagnetic disturbance pick-up unit structural representation of expansion;
Fig. 2 is the m structural representation;
Fig. 3 is a crack between a door and its frame shield assembly structural representation.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
As shown in Figure 1, for expanding online electromagnetic disturbance pick-up unit structural representation, expand online electromagnetic disturbance pick-up unit and form by case lid handle 1, case lid barricade 2, m 3, shielded box 4, insulating power supply 5, artificial mains network 6, casing 7, supply socket 8, crack between a door and its frame shield assembly 9, case lid 10.
Cladding material is an iron plate, inner layer material is an aluminium sheet, make long 800mm, wide 500mm, the casing 7 of high 910mm and case lid 10, adopt aluminium sheet and iron plate made shielded box 4, base plate 13, upper plate 14, shielded box 4 is installed in the centre of casing 7, the distance of shielded box 4 from casing 7 bottoms is 370mm, crack between a door and its frame shield assembly 9 be installed in 4 mouthfuls of shielded boxes around, the following installation insulating power supply 5 and the artificial mains network 6 of shielded box mouth 4, the top bolt m 3 of using of shielded box 4, supply socket 8 is installed in one side of shielding case body 4, case lid 10 usefulness hinges be contained in casing 7 above, case lid handle 1 is installed in a side of case lid 10, case lid barricade 2 is installed in the inboard of case lid 10.
As shown in Figure 2, be the m structural representation, described m 3 is made up of guide pillar 11, base plate chute 12, base plate 13, upper plate 14, upper plate chute 15, two slide blocks 16, pressing plate 17, pressing plate chute 18, bolts 19.
Guide pillar 11 is connected between base plate 13 and the upper plate 14, and two slide blocks 16 place upper plate chute 15, can move freely along upper plate chute 15, pressing plate 17 be installed in two slide blocks 16 above, have pressing plate chute 18 on the pressing plate 17,18 li erection bolts 19 of pressing plate chute.
As shown in Figure 3, be crack between a door and its frame shield assembly structural representation.Shielding construction by: latch plate 21, spring clamp gripping member 22, clamping plate 23 and securing member 24 are formed, and string has row's latch plate 21 on the spring clamp gripping member, is installed in then on the clamping plate 23, and two ends are fixing with securing member 24.
Usually adding the utility model device at the EMI of the indoor usefulness of radio shielding measuring receiver can carry out online electromagnetic disturbance to electric device and detect in the on-the-spot online electromagnetic disturbance detection system of expansion of forming of production line.
During measurement, open case lid 10, raise pressing plate 17, tested electric tool is put into two slide plates, 16 centres, and two slide plates 16 move in upper plate chute 15 respectively, till the chucking electric tool, again pressing plate 17 is pushed down, tighten fixingly with bolt 19, close upper box lid 10, inserting the EMI measuring receiver just can the detecting electric utensil.
Claims (5)
1. expand online electromagnetic disturbance pick-up unit for one kind, it is characterized in that, by case lid handle (1), case lid barricade (2), m (3), shielded box (4), insulating power supply (5), artificial mains network (6), casing (7), supply socket (8), crack between a door and its frame shield assembly (9), case lid (10) is formed, shielded box (4) places the centre of casing (7), crack between a door and its frame shield assembly (9) be located at shielded box (4) case mouth around, be equipped with insulating power supply (5) and artificial mains network (6) below the shielded box (4), be equipped with m (3) above the shielded box (4), supply socket (8) places one side of shielding case body (4), case lid (10) place casing (7) above, case lid handle (1) is located at a side of case lid (10), and case lid barricade (2) is located at the inboard of case lid (10).
2. the online electromagnetic disturbance pick-up unit of expansion according to claim 1, it is characterized in that, described m (3) is by guide pillar (11), base plate chute (12), base plate (13), upper plate (14), upper plate chute (15), two slide blocks (16), pressing plate (17), pressing plate chute (18), bolt (19) is formed, guide pillar (11) is connected between base plate (13) and the upper plate (14), can place upper plate chute (15) along two slide blocks (16) that upper plate chute (15) move freely, the pressing plate (17) that is provided with pressing plate chute (18) place two slide blocks (16) above, pressing plate chute (18) lining is provided with fastening bolt (19).
3. the online electromagnetic disturbance pick-up unit of expansion according to claim 1 is characterized in that, described casing (7), shielded box (4), case lid (10) are made up of two layers of material.
4. the online electromagnetic disturbance pick-up unit of expansion according to claim 1 is characterized in that, described shielded box (4) is 370mm-400mm from the distance of casing (7) bottom.
5. the online electromagnetic disturbance pick-up unit of expansion according to claim 1, it is characterized in that, described crack between a door and its frame shield assembly (9) is made up of latch plate (21), spring clamp gripping member (22), clamping plate (23), securing member (24), have row's latch plate (21) to be located on the spring clamp gripping member (22), clamping plate (23) are fixing with securing member (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042849 CN2938124Y (en) | 2006-06-19 | 2006-06-19 | Expansion on-line electromagnetic interference detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042849 CN2938124Y (en) | 2006-06-19 | 2006-06-19 | Expansion on-line electromagnetic interference detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2938124Y true CN2938124Y (en) | 2007-08-22 |
Family
ID=38362154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620042849 Expired - Fee Related CN2938124Y (en) | 2006-06-19 | 2006-06-19 | Expansion on-line electromagnetic interference detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2938124Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944756A (en) * | 2012-11-06 | 2013-02-27 | 西安开容电子技术有限责任公司 | Small-size testing tool for shielding effectiveness |
| CN103809055A (en) * | 2014-02-13 | 2014-05-21 | 普联技术有限公司 | Rotation detecting box |
| CN103837719A (en) * | 2014-03-06 | 2014-06-04 | 昆山市力格自动化设备有限公司 | Shield testing device |
| CN106646025A (en) * | 2016-11-04 | 2017-05-10 | 国网山东省电力公司济南市长清区供电公司 | High voltage distribution line electromagnetic interference determinator |
-
2006
- 2006-06-19 CN CN 200620042849 patent/CN2938124Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944756A (en) * | 2012-11-06 | 2013-02-27 | 西安开容电子技术有限责任公司 | Small-size testing tool for shielding effectiveness |
| CN102944756B (en) * | 2012-11-06 | 2017-11-14 | 西安开容电子技术有限责任公司 | A kind of small-sized shield effectiveness test fixture |
| CN103809055A (en) * | 2014-02-13 | 2014-05-21 | 普联技术有限公司 | Rotation detecting box |
| CN103809055B (en) * | 2014-02-13 | 2016-05-18 | 普联技术有限公司 | Rotation detection case |
| CN103837719A (en) * | 2014-03-06 | 2014-06-04 | 昆山市力格自动化设备有限公司 | Shield testing device |
| CN106646025A (en) * | 2016-11-04 | 2017-05-10 | 国网山东省电力公司济南市长清区供电公司 | High voltage distribution line electromagnetic interference determinator |
| CN106646025B (en) * | 2016-11-04 | 2019-02-19 | 国网山东省电力公司济南市长清区供电公司 | A kind of high pressure matches power transmission sequence electromagnetic interference determination instrument |
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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: 20070822 |