CN109511256A - A kind of means for anti-jamming of electromagnetic direct-drive device - Google Patents
A kind of means for anti-jamming of electromagnetic direct-drive device Download PDFInfo
- Publication number
- CN109511256A CN109511256A CN201811573429.4A CN201811573429A CN109511256A CN 109511256 A CN109511256 A CN 109511256A CN 201811573429 A CN201811573429 A CN 201811573429A CN 109511256 A CN109511256 A CN 109511256A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- shielding case
- steel shielding
- drive device
- electromagnetic direct
- 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.)
- Pending
Links
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 60
- 239000010935 stainless steel Substances 0.000 claims abstract description 60
- 239000010410 layer Substances 0.000 claims abstract description 44
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000741 silica gel Substances 0.000 claims abstract description 19
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 19
- 239000004698 Polyethylene Substances 0.000 claims abstract description 14
- -1 polyethylene Polymers 0.000 claims abstract description 14
- 229920000573 polyethylene Polymers 0.000 claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011241 protective layer Substances 0.000 claims abstract description 13
- 230000002146 bilateral effect Effects 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910000679 solder Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
- H05K9/009—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising electro-conductive fibres, e.g. metal fibres, carbon fibres, metallised textile fibres, electro-conductive mesh, woven, non-woven mat, fleece, cross-linked
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a kind of means for anti-jammings of electromagnetic direct-drive device, including lower stainless steel shielding case and upper stainless steel shielding case, side bilateral symmetry is provided with bolt hole before and after the inner cavity of the lower stainless steel shielding case, the inner cavity surrounding of the lower stainless steel shielding case is equipped with the moisture-proof filled layer of silica gel by fastening bolt, fixed plate is plugged at the top of the placement boss, polyethylene protective layer is bonded in the middle part of the bottom of the fixed plate, pass through the setting of lower stainless steel shielding case and upper stainless steel shielding case, so that playing the role of good signal shielding to electromagnetic direct-drive device, prevent the signal on electromagnetic direct-drive device disturbed, additionally by the setting of PVC insulating layer and proof copper-wire braided shielded layer, it again can be with high-efficiency shielding external interference signals, by fastening bolt by lower stainless steel shielding case and upper between first threaded hole and the second threaded hole The connection of stainless steel shielding case, the convenient dismounting to lower stainless steel shielding case and upper stainless steel shielding case.
Description
Technical field
The present invention relates to electromagnetic direct-drive technical field, specially a kind of means for anti-jamming of electromagnetic direct-drive device.
Background technique
Electromagnetic direct-drive equipment is all installed inside the shell under normal circumstances, but existing electromagnetic direct-drive installation shell is generally
It is integrally formed, it has not been convenient to which the maintenance to electromagnetic direct-drive device, electromagnetic direct-drive equipment when in use, are easy dry by various electromagnetic waves
It disturbs, influences the alternating transmission of signal, be unfavorable for the normal work that electromagnetic direct-drive equipment uses industry.
Summary of the invention
The purpose of the present invention is to provide a kind of means for anti-jammings of electromagnetic direct-drive device, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of means for anti-jamming of electromagnetic direct-drive device, packet
Lower stainless steel shielding case and upper stainless steel shielding case are included, side bilateral symmetry is provided with before and after the inner cavity of the lower stainless steel shielding case
Bolt hole, the inner cavity surrounding of the lower stainless steel shielding case are equipped with the moisture-proof filled layer of silica gel by fastening bolt, it is described under not
It is provided on the inside of strip-shaped hole and strip-shaped hole bottom end on four, the top face of rust steel shielding case and is provided with placement boss, the placement is convex
It is plugged with fixed plate at the top of platform, is bonded with polyethylene protective layer, the polyethylene protective layer in the middle part of the bottom of the fixed plate
Left and right sides be bonded with PVC insulating layer and proof copper-wire braided shielded layer respectively, four turning of top of the lower stainless steel shielding case is opened
Equipped with the first threaded hole, four turning of bottom of the upper stainless steel shielding case is welded with the first engaging lug, first connection
The second threaded hole is provided on ear.
Preferably, the fastening bolt is installed to bolt hole, be also provided on the moisture-proof filled layer of silica gel for across
The mounting hole of fastening bolt.
This setting passes through the setting of the moisture-proof filled layer of silica gel, and internal electromagnetic direct-drive device dampness, which can be effectively prevented, to be reduced
Performance greatly improves service life, and the moisture-proof filled layer of silica gel is installed by fastening bolt to the inner cavity of lower stainless steel shielding case,
So that the installation easy to disassemble of the moisture-proof filled layer of silica gel.
Preferably, the fixed plate and polyethylene protective layer, PVC insulating layer and proof copper-wire braided shielded layer form T-type setting,
The polyethylene protective layer, PVC insulating layer and proof copper-wire braided shielded layer are each attached in strip-shaped hole.
Preferably, first threaded hole and the second threaded hole are in the same size, and the first threaded hole and the second threaded hole it
Between lower stainless steel shielding case is connected with upper stainless steel shielding case by fastening bolt.
The convenient dismounting to lower stainless steel shielding case and upper stainless steel shielding case of this setting.
Preferably, four corner solder of bottom of the lower stainless steel shielding case has the second engaging lug, second engaging lug
On be provided with third threaded hole.
The convenient installation to stainless steel shielding case of this setting, is also convenient for the disassembly to stainless steel shielding case.
Preferably, Nian Jie by glue between the fixed plate and boss.
Compared with prior art, the beneficial effects of the present invention are: a kind of means for anti-jamming of electromagnetic direct-drive device of the present invention,
Electromagnetic direct-drive device is mounted on lower stainless steel shielding case inner cavity can be effectively prevented by the setting of the moisture-proof filled layer of silica gel
Internal electromagnetic direct-drive device dampness reduces performance, greatly improves service life, and the moisture-proof filled layer of silica gel is pacified by fastening bolt
It is filled to the inner cavity of lower stainless steel shielding case, so that the installation easy to disassemble of the moisture-proof filled layer of silica gel, moisture-proof in the moisture-proof filled layer of silica gel
It can be replaced when reduced performance, by the setting of lower stainless steel shielding case and upper stainless steel shielding case, so as to electricity
Magnetic direct driving device plays the role of good signal shielding, prevents the signal on electromagnetic direct-drive device disturbed, exhausted additionally by PVC
The setting of edge layer and proof copper-wire braided shielded layer, again can be with high-efficiency shielding external interference signals, the first threaded hole and the second screw thread
Lower stainless steel shielding case connect with upper stainless steel shielding case between hole by fastening bolt, it is convenient to lower stainless steel shielding case with
The dismounting of upper stainless steel shielding case has very high practicability, greatly improves a kind of anti-interference dress of electromagnetic direct-drive device
Using for setting is functional, guarantees its using effect and utilization benefit, is suitble to be widely popularized.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the means for anti-jamming of electromagnetic direct-drive device of the present invention；
Fig. 2 is enlarged structure schematic diagram at A in a kind of Fig. 1 of the means for anti-jamming of electromagnetic direct-drive device of the present invention；
Fig. 3 is a kind of fixed plate structure schematic diagram of the means for anti-jamming of electromagnetic direct-drive device of the present invention.
In figure: 1 lower stainless steel shielding case, 2 bolts hole, 3 fastening bolts, the moisture-proof filled layer of 4 silica gel, 5 strip-shaped holes, 6 are placed
It is boss, 7 fixed plates, 8 PVC insulating layers, 9 polyethylene protective layers, 10 proof copper-wire braided shielded layers, 11 first threaded holes, stainless on 12
Steel shielding case, 13 first engaging lugs, 14 second threaded holes, 15 second engaging lugs, 16 third threaded holes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of means for anti-jamming of electromagnetic direct-drive device, including
The inner cavity front and back side bilateral symmetry of lower stainless steel shielding case 1 and upper stainless steel shielding case 12, the lower stainless steel shielding case 1 is opened
There is bolt hole 2, the inner cavity surrounding of the lower stainless steel shielding case 1 is equipped with the moisture-proof filled layer 4 of silica gel, institute by fastening bolt 3
It states to be provided with to be provided on the inside of strip-shaped hole 5 and 5 bottom end of strip-shaped hole on four, the top face of lower stainless steel shielding case 1 and places boss 6,
The top for placing boss 6 is plugged with fixed plate 7, is bonded with polyethylene protective layer 9, institute in the middle part of the bottom of the fixed plate 7
The left and right sides for stating polyethylene protective layer 9 is bonded with PVC insulating layer 8 and proof copper-wire braided shielded layer 10, the lower stainless steel screen respectively
Four turning of top for covering cover 1 offers the first threaded hole 11, and four turning of bottom of the upper stainless steel shielding case 12 is welded with
First engaging lug 13 is provided with the second threaded hole 14 on first engaging lug 13.
Specifically, being also provided on the moisture-proof filled layer 4 of silica gel for wearing in the installation to bolt hole 2 of fastening bolt 3
Cross the mounting hole of fastening bolt 3.
Specifically, the fixed plate 7 forms T-type with polyethylene protective layer 9, PVC insulating layer 8 and proof copper-wire braided shielded layer 10
Setting, the polyethylene protective layer 9, PVC insulating layer 8 and proof copper-wire braided shielded layer 10 are each attached in strip-shaped hole 5.
Specifically, first threaded hole 11 and the second threaded hole 14 are in the same size, and the first threaded hole 11 and the second spiral shell
Lower stainless steel shielding case 1 and upper stainless steel shielding case 12 are connected by fastening bolt between pit 14.
Specifically, four corner solder of bottom of the lower stainless steel shielding case 1 has the second engaging lug 15, second connection
Third threaded hole 16 is provided on ear 15.
Specifically, Nian Jie by glue between the fixed plate 7 and boss 6.
Working principle: a kind of means for anti-jamming of electromagnetic direct-drive device of the present invention, in use, electromagnetic direct-drive device is installed
Internal electromagnetic direct-drive device can be effectively prevented by the setting of the moisture-proof filled layer 4 of silica gel in lower 1 inner cavity of stainless steel shielding case
Dampness reduces performance, greatly improves service life, and the moisture-proof filled layer 4 of silica gel is installed by fastening bolt 3 to lower stainless steel screen
The inner cavity of cover 1 is covered, so that the installation easy to disassemble of the moisture-proof filled layer 4 of silica gel, it can when moisture-proof 4 humidity resistance of filled layer of silica gel reduces
To be replaced to it, by the setting of lower stainless steel shielding case 1 and upper stainless steel shielding case 12, so as to electromagnetic direct-drive device
Play the role of good signal shielding, prevents the signal on electromagnetic direct-drive device disturbed, additionally by PVC insulating layer 8 and copper
The setting of silk woven shield 10, again can be with high-efficiency shielding external interference signals, the first threaded hole 11 and the second threaded hole 14
Between lower stainless steel shielding case 1 and upper stainless steel shielding case 12 are connected by fastening bolt, it is convenient to lower stainless steel shielding case 1
With the dismounting of upper stainless steel shielding case 12.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of means for anti-jamming of electromagnetic direct-drive device, including lower stainless steel shielding case (1) and upper stainless steel shielding case (12),
It is characterized by: the lower stainless steel shielding case (1) inner cavity before and after side bilateral symmetry be provided with bolt hole (2), it is described under not
The inner cavity surrounding of rust steel shielding case (1) is equipped with the moisture-proof filled layer of silica gel (4), the lower stainless steel screen by fastening bolt (3)
It covers to be provided with to be provided on the inside of strip-shaped hole (5) and strip-shaped hole (5) bottom end on four, the top face of cover (1) and places boss (6), it is described
It places and is plugged with fixed plate (7) at the top of boss (6), be bonded with polyethylene protective layer in the middle part of the bottom of the fixed plate (7)
(9), the left and right sides of the polyethylene protective layer (9) is bonded with PVC insulating layer (8) and proof copper-wire braided shielded layer (10), institute respectively
Four turning of top for stating lower stainless steel shielding case (1) offers the first threaded hole (11), the upper stainless steel shielding case (12)
Four turning of bottom is welded with the first engaging lug (13), is provided with the second threaded hole (14) on first engaging lug (13).
2. a kind of means for anti-jamming of electromagnetic direct-drive device according to claim 1, it is characterised in that: the fastening bolt
(3) it in installation to bolt hole (2), is also provided on the moisture-proof filled layer of silica gel (4) for the installation across fastening bolt (3)
Hole.
3. a kind of means for anti-jamming of electromagnetic direct-drive device according to claim 1, it is characterised in that: the fixed plate
(7) T-type setting is formed with polyethylene protective layer (9), PVC insulating layer (8) and proof copper-wire braided shielded layer (10), the polyethylene is protected
Sheath (9), PVC insulating layer (8) and proof copper-wire braided shielded layer (10) are each attached in strip-shaped hole (5).
4. a kind of means for anti-jamming of electromagnetic direct-drive device according to claim 1, it is characterised in that: first screw thread
Hole (11) and the second threaded hole (14) are in the same size, and pass through fastening spiral shell between the first threaded hole (11) and the second threaded hole (14)
Bolt connects lower stainless steel shielding case (1) and upper stainless steel shielding case (12).
5. a kind of means for anti-jamming of electromagnetic direct-drive device according to claim 1, it is characterised in that: the lower stainless steel
Four corner solder of bottom of shielding case (1) has the second engaging lug (15), is provided with third screw thread on second engaging lug (15)
Hole (16).
6. a kind of means for anti-jamming of electromagnetic direct-drive device according to claim 1, it is characterised in that: the fixed plate
(7) Nian Jie by glue between boss (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573429.4A CN109511256A (en) | 2018-12-21 | 2018-12-21 | A kind of means for anti-jamming of electromagnetic direct-drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573429.4A CN109511256A (en) | 2018-12-21 | 2018-12-21 | A kind of means for anti-jamming of electromagnetic direct-drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109511256A true CN109511256A (en) | 2019-03-22 |
Family
ID=65754161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811573429.4A Pending CN109511256A (en) | 2018-12-21 | 2018-12-21 | A kind of means for anti-jamming of electromagnetic direct-drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109511256A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1863450A (en) * | 2005-10-27 | 2006-11-15 | 华为技术有限公司 | Electromagnetic screening casing |
| CN204031722U (en) * | 2014-06-26 | 2014-12-17 | 东莞市诺丽电子科技有限公司 | Electromagnetic protection case |
| JP2015155761A (en) * | 2012-04-19 | 2015-08-27 | ｎ−ｔｅｃｈ株式会社 | Heat insulation box |
| CN105050373A (en) * | 2015-09-15 | 2015-11-11 | 常州华明电子设备有限公司 | Double-layer moisture-proof electromagnetic shielding box |
| CN206395101U (en) * | 2016-12-27 | 2017-08-11 | 上海华源热疗技术有限公司 | A kind of transport loading attachment of continuous wave magnetron |
| CN206585895U (en) * | 2017-03-29 | 2017-10-24 | 江门市霞光照明电器有限公司 | A kind of circuit board of electromagnetism interference |
| CN207322900U (en) * | 2017-07-05 | 2018-05-08 | 哈尔滨安天科技股份有限公司 | A kind of mobile phone shielding and sound arrester |
| CN209563132U (en) * | 2018-12-21 | 2019-10-29 | 安徽伟天机电设备有限公司 | A kind of means for anti-jamming of electromagnetic direct-drive device |
-
2018
- 2018-12-21 CN CN201811573429.4A patent/CN109511256A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1863450A (en) * | 2005-10-27 | 2006-11-15 | 华为技术有限公司 | Electromagnetic screening casing |
| JP2015155761A (en) * | 2012-04-19 | 2015-08-27 | ｎ−ｔｅｃｈ株式会社 | Heat insulation box |
| CN204031722U (en) * | 2014-06-26 | 2014-12-17 | 东莞市诺丽电子科技有限公司 | Electromagnetic protection case |
| CN105050373A (en) * | 2015-09-15 | 2015-11-11 | 常州华明电子设备有限公司 | Double-layer moisture-proof electromagnetic shielding box |
| CN206395101U (en) * | 2016-12-27 | 2017-08-11 | 上海华源热疗技术有限公司 | A kind of transport loading attachment of continuous wave magnetron |
| CN206585895U (en) * | 2017-03-29 | 2017-10-24 | 江门市霞光照明电器有限公司 | A kind of circuit board of electromagnetism interference |
| CN207322900U (en) * | 2017-07-05 | 2018-05-08 | 哈尔滨安天科技股份有限公司 | A kind of mobile phone shielding and sound arrester |
| CN209563132U (en) * | 2018-12-21 | 2019-10-29 | 安徽伟天机电设备有限公司 | A kind of means for anti-jamming of electromagnetic direct-drive device |
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