CN105048089B - A kind of processing unit on the floating ground of radio frequency - Google Patents
A kind of processing unit on the floating ground of radio frequency Download PDFInfo
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- CN105048089B CN105048089B CN201510358603.3A CN201510358603A CN105048089B CN 105048089 B CN105048089 B CN 105048089B CN 201510358603 A CN201510358603 A CN 201510358603A CN 105048089 B CN105048089 B CN 105048089B
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- radio frequency
- floating ground
- dividing plate
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Abstract
The invention discloses a kind of processing unit on the floating ground of radio frequency, radio frequency processing module and processing unit housing are floated by using the mode of " T-shaped insulating bushing+metal partion (metp) " and opened, housing and metal partion (metp) use Split type structure, centre is separated by T-shaped insulating bushing, connected using fixture, Split type structure had both facilitated radio frequency processing module installation and debugging, realized the floating ground of radio frequency processing module again；By using the floating ground mode of " debugging window+outer floating ground dividing plate+interior floating ground dividing plate+connecting plate ", radio frequency socket is floated with processing unit housing and opened, processing unit radio frequency is realized and designs floatingly；Such structure type can improve processing unit Electro Magnetic Compatibility on the premise of the volume of processing unit is not changed.
Description
Technical field
The present invention relates to the processing unit on the floating ground of radio frequency, belong to radiofrequency signal process field.
Background technology
The existing radio frequency processing module for being used to disturb the processing unit of confrontation, is typically directly installed on housing, that is, belongs to
In radio frequency earthing type processing unit, the processing unit radio frequency of this type is directly connected with body, causes navigation receiver system
Easily disturbed by other signals on bullet, make system navigation and positioning accuracy poor, and can not be tried by the Electro Magnetic Compatibility of system
Test examination.
The content of the invention
The technical problems to be solved by the invention are：In view of the shortcomings of the prior art, there is provided a kind of place on the floating ground of radio frequency
Device is managed, on the premise of processing unit volume is not changed, improves processing unit Electro Magnetic Compatibility.
The present invention includes following technical scheme：
A kind of processing unit on the floating ground of radio frequency, including the output of housing, radio frequency processing module, RF input socket, radio frequency are inserted
Seat and debugging window, RF input socket and radio frequency accessory power outlet are arranged on debugging window, RF input socket one end and antenna phase
Even, the RF input socket other end is connected with radio frequency processing module, and radio frequency accessory power outlet one end is connected with radio frequency processing module, separately
Radiofrequency signal after the output processing of one end；Characterized in that, the processing unit also include connecting plate, interior floating ground dividing plate, it is outer floatingly
Dividing plate, metal partion (metp), the first T-shaped insulating bushing and the second T-shaped insulating bushing；
Outside float ground dividing plate on formed for accommodate debugging window groove, formed on the outside of housing for accommodate it is outer floatingly
The groove of dividing plate, the groove for accommodating interior floating ground dividing plate is formed on the inside of external shell, formed be used on floating ground dividing plate inside
Accommodate the groove of connecting plate；Window, outer floating ground dividing plate, housing, interior floating ground dividing plate and connecting plate is debugged from outside to inside to be fixedly connected sequentially,
Opened so as to which the radiofrequency signal and housing transmitted by RF input socket, radio frequency accessory power outlet be floated；
Radio frequency processing module lower surface is fixed with metal partion (metp) and contacted, and through hole is formed in the ledge of housing, in through hole
The first T-shaped insulating bushing is inserted in top, and the second T-shaped insulating bushing is inserted below through hole, and fixture serves as a contrast through the first T-shaped insulation
Metal partion (metp) is fixedly connected with the casing after set and the second T-shaped insulating bushing.
Further, formed respectively on debugging window, outer floating ground dividing plate, housing, interior floating ground dividing plate for mounting screw
At least one through hole, the through-hole diameter that the through-hole diameter formed on housing is formed than floating ground dividing plate and interior floating ground dividing plate outside
Greatly.
Further, the material of the described first T-shaped insulating bushing and the second T-shaped insulating bushing is polyimides.
Further, outer floating ground dividing plate, the material of interior floating ground dividing plate are polyimides.
Further, the material of the metal partion (metp) is aluminium alloy.
Further, the housing is arranged on missile case.
Further, the processing unit on the floating ground of the radio frequency is the anti-interference process device of navigation neceiver.
Further, the T-shaped insulating bushing, the second T-shaped insulating bushing, outer floating ground dividing plate, the thickness of interior floating ground dividing plate
For 0.5mm-2mm.
Further, the antenna is navigation reception antenna.
The present invention has the following advantages that compared with prior art：
The invention finds to be designed to efficiently solve floatingly by the floating ground of radio frequency processing module and radio frequency socket
Processing unit emc issue.
By the present invention in that with the mode of " T-shaped insulating bushing+metal partion (metp) " by radio frequency processing module and processing unit shell
Body is floating to be opened, and housing and metal partion (metp) use Split type structure, and centre is separated by T-shaped insulating bushing, connected using fixture, split
Structure had both facilitated radio frequency processing module installation and debugging, realized the floating ground of radio frequency processing module again；By using " debugging window+outer floating ground
The floating ground mode of dividing plate+interior floating ground dividing plate+connecting plate ", radio frequency socket is floated with processing unit housing and opened, realizes processing unit
Radio frequency designs floatingly；Such structure type can improve processing unit electricity on the premise of the volume of processing unit is not changed
Magnetic compatibility.
It is connected by using two T-shaped insulating bushings with metal partion (metp), T-shaped bushing and metal partion (metp) contact area are big, both
Insulating properties are ensure that, improve load ability again.
Brief description of the drawings
Fig. 1 is the processing unit sectional view on the floating ground of radio frequency.
Fig. 2 is that the processing unit on the floating ground of radio frequency debugs window front view.
Embodiment
Just the present invention is described further with reference to accompanying drawing below.
As shown in figure 1, a kind of processing unit on the floating ground of radio frequency, including housing 1, radio frequency processing module 2, RF input socket
5th, radio frequency accessory power outlet 6, debugging window 8, connecting plate 3, interior floating ground dividing plate 7, outer floating ground dividing plate 9, metal partion (metp) 12, first are T-shaped absolutely
The T-shaped insulating bushing 10b of edge bushing 10a and second, RF input socket 5 and radio frequency accessory power outlet 6 are arranged on debugging window 8, are penetrated
The one end of frequency input socket 5 is connected with antenna, and the RF input socket other end is connected with radio frequency processing module 2, radio frequency accessory power outlet 6
One end is connected with radio frequency processing module, and the other end is connected with ppu；Float and formed on ground dividing plate 9 for accommodating debugging outside
The groove of window 8, the groove for accommodating outer floating ground dividing plate 9 is formed on the outside of housing 1, formed on the inside of housing 1 for holding
Receive the groove of interior floating ground dividing plate 7, float form the groove for accommodating connecting plate 3 on ground dividing plate 7 inside；Window 8, outer floating is debugged from outside to inside
Ground dividing plate 9, housing 1, interior floating ground dividing plate 7 and connecting plate 3 are fixedly connected sequentially, so that will be defeated by RF input socket 5, radio frequency
Radiofrequency signal and the housing for going out the transmission of socket 6 are floated and opened；The lower surface of radio frequency processing module 2 is fixed with metal partion (metp) 12 and contacted, in shell
The ledge of body 1 forms through hole, and the first T-shaped insulating bushing 10a is inserted above through hole, and it is T-shaped that second is inserted below through hole
Insulating bushing 10b, fixture 11 are passed through metal partion (metp) 12 after the first T-shaped T-shaped insulating bushing 10b of insulating bushing 10a and second
It is fixedly connected with housing 1.The fixture 11 is floating connection screw.
The relative face of the outer floating ground dividing plate 9, interior floating ground dividing plate 7 is plane.
As shown in Fig. 2 formed respectively on debugging window 8, outer floating ground dividing plate 9, housing 1, interior floating ground dividing plate 7 for installing spiral shell
7 through holes of nail 4, interior debugging window 8, outer floating ground dividing plate 9, housing 1, interior floating ground dividing plate 7 and connecting plate 3 are consolidated by 7 screws 4
Fixed connection, the through-hole diameter formed on housing 1 is bigger than floating the through-hole diameter that ground dividing plate 9 and interior floating ground dividing plate 7 are formed outside, and
There is sufficient surplus, ensure that mounting screw 3 will not touch housing 1, will not be contacted with housing so as to debug window 8, so as to improve
Isolation effect.According to using space requirement, as shown in Fig. 2 the debugging window 8 can be L-type, correspondingly connected plate 3 is also L
Type.
Preferably, the material of the metal partion (metp) 12 is aluminium alloy, has lightweight, low cost, is easy to process and ensures
The advantages of structural strength.
Preferably, the described first T-shaped insulating bushing 10a, the second T-shaped insulating bushing 10b, outer floating ground dividing plate 9, it is interior floatingly every
The material of plate 7 is polyimides, and the material can keep stable insulation, and size under high and low temperature alternative situation of change
There is preferable manufacturability when smaller.
The first T-shaped insulating bushing 10a, the second T-shaped insulating bushing 10b, outer floating ground dividing plate 9, the thickness of interior floating ground dividing plate 7
Spend for 0.5mm-2mm, can both be easy to process, and can ensures isolation effect, also can guarantee that the miniaturization of equipment.
The ppu can be that navigation neceiver or the integrated control with navigation neceiver function calculate
Machine.
Present embodiment by using radio frequency socket it is floating and radio frequency processing module it is floating design so as to realize radio frequency
Floating ground, ensure complete machine electromagnetic compatible requirement.By using the floating of " debugging window+outer floating ground dividing plate+interior floating ground dividing plate+connecting plate "
Ground mode, radio frequency socket is floated with processing unit housing and opened, processing unit radio frequency is realized and designs floatingly；By using " T-shaped exhausted
Radio frequency processing module and processing unit housing are floated and opened by the mode of edge bushing+metal partion (metp) ", realize the floating ground of radio frequency processing module.
Embodiment
By the processing unit on the floating ground of above-mentioned radio frequency with guided missile, the housing 1 may be mounted on missile case, described
The processing unit on the floating ground of radio frequency is the anti-interference process device of navigation neceiver on bullet, and the antenna is navigation reception antenna；Lead
The radiofrequency signal that boat reception antenna 1 receives is inputted to radio frequency processing module 2, radio frequency processing module pair by RF input socket 5
The signal frequency conversion filtering received, 8 road signals of output are to the process plate inside radio frequency processing module, the frequency conversion after process plate is handled
Combining is exported to radio frequency accessory power outlet 6, and then radio frequency processing module passes through radio frequency accessory power outlet and exports penetrating after anti-interference process
Frequency signal is to missile-borne navigation neceiver, to realize navigator fix and anti-interference function.The present embodiment is adopted on guided missile first
With with the floating radio frequency handling device that designs of ground of radio frequency, so as to avoid guided missile from being done in flight course by other system signals
Disturb.
Metal partion (metp) selects Light Aluminum Alloy material, the first T-shaped insulating bushing 10a, the second T-shaped insulating bushing 10b,
Outer floating ground dividing plate 9, interior floating ground dividing plate 7 select polyimide material, and two kinds of materials are worked in coordination, and can make the structure of processing unit
Design more compact, meet small-sized design requirement.
Processing unit is connected in guided missile receiver system, according to CS103, CS104 specified in GJB151A,
CS105, CS115, CS116 project carry out electromagnetic compatibility test, have passed through system EMC examination.Relatively wet
Degree connects debugging window, other end probe connects no more than megger test is carried out under 75%, normal temperature condition using megger one end probe
Processing unit housing, insulaion resistance are more than 50M Ω.
Unspecified part of the present invention belongs to general knowledge as well known to those skilled in the art.
Claims (9)
1. a kind of processing unit on the floating ground of radio frequency, including housing (1), radio frequency processing module (2), RF input socket (5), radio frequency
Accessory power outlet (6) and debugging window (8), RF input socket (5) and radio frequency accessory power outlet (6) are arranged on debugging window (8), radio frequency
Input socket (5) one end is connected with antenna, and the RF input socket other end is connected with radio frequency processing module (2), and radio frequency output is inserted
Seat (6) one end is connected with radio frequency processing module (2), radiofrequency signal after other end output processing；Characterized in that, the processing dress
Putting also includes connecting plate (3), interior floating ground dividing plate (7), outer floating ground dividing plate (9), metal partion (metp) (12), the first T-shaped insulating bushing
(10a) and the second T-shaped insulating bushing (10b)；
The groove formed on ground dividing plate (9) for accommodating debugging window (8) is floated outside, is formed on the outside of housing (1) for accommodating
The groove of outer floating ground dividing plate (9), forms the groove for accommodating interior floating ground dividing plate (7) on the inside of external shell (1), floats ground inside
The groove for accommodating connecting plate (3) is formed on dividing plate (7)；Window (8), outer floating ground dividing plate (9), housing (1), interior is debugged from outside to inside
Floating ground dividing plate (7) and connecting plate (3) are fixedly connected sequentially, so as to pass through RF input socket (5), radio frequency accessory power outlet (6)
The radiofrequency signal of transmission is floated with housing (1) and opened；
Radio frequency processing module (2) lower surface is contacted with metal partion (metp) (12) fixation, and through hole is formed in the ledge of housing (1),
The first T-shaped insulating bushing (10a) is inserted above through hole, the second T-shaped insulating bushing (10b), fixture are inserted below through hole
(11) metal partion (metp) (12) and housing (1) are consolidated after passing through the first T-shaped insulating bushing (10a) and the second T-shaped insulating bushing (10b)
Fixed connection.
2. the processing unit on the floating ground of a kind of radio frequency according to claim 1, it is characterised in that respectively in debugging window (8), outer
Floating ground dividing plate (9), housing (1), at least one through hole for mounting screw is formed on interior floating ground dividing plate (7), on housing (1)
The through-hole diameter of formation is bigger than floating the through-hole diameter that ground dividing plate (9) and interior floating ground dividing plate (7) are formed outside.
A kind of 3. processing unit on the floating ground of radio frequency according to claim 1, it is characterised in that the first T-shaped insulation lining
The material for covering (10a) and the second T-shaped insulating bushing (10b) is polyimides.
4. the processing unit on the floating ground of a kind of radio frequency according to claim 1, it is characterised in that outer floating ground dividing plate (9), interior floating
The material of ground dividing plate (7) is polyimides.
5. the processing unit on the floating ground of a kind of radio frequency according to claim 1, it is characterised in that the metal partion (metp) (12)
Material is aluminium alloy.
6. the processing unit on the floating ground of a kind of radio frequency according to claim 1, it is characterised in that the housing (1) is arranged on
On missile case.
A kind of 7. processing unit on the floating ground of radio frequency according to claim 1, it is characterised in that the processing on the floating ground of the radio frequency
Device is the anti-interference process device of navigation neceiver.
A kind of 8. processing unit on the floating ground of radio frequency according to claim 1, it is characterised in that the first T-shaped insulation lining
Set (10a), the second T-shaped insulating bushing (10b), outer floating ground dividing plate (9), the thickness of interior floating ground dividing plate (7) are 0.5mm-2mm.
9. the processing unit on the floating ground of a kind of radio frequency according to claim 1, it is characterised in that the antenna receives for navigation
Antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510358603.3A CN105048089B (en) | 2015-06-25 | 2015-06-25 | A kind of processing unit on the floating ground of radio frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510358603.3A CN105048089B (en) | 2015-06-25 | 2015-06-25 | A kind of processing unit on the floating ground of radio frequency |
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| Publication Number | Publication Date |
|---|---|
| CN105048089A CN105048089A (en) | 2015-11-11 |
| CN105048089B true CN105048089B (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510358603.3A Active CN105048089B (en) | 2015-06-25 | 2015-06-25 | A kind of processing unit on the floating ground of radio frequency |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112218514A (en) * | 2020-10-23 | 2021-01-12 | 国信军创(岳阳)六九零六科技有限公司 | Processing device adopting inner floating ground design |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101368981A (en) * | 2007-08-14 | 2009-02-18 | 海华科技股份有限公司 | Radio frequency module testing platform |
| CN102436300A (en) * | 2010-09-29 | 2012-05-02 | 研祥智能科技股份有限公司 | Computer and float-ground design structure thereof |
| CN103197165A (en) * | 2012-01-10 | 2013-07-10 | 镇江华坚电子有限公司 | Test head |
| CN203133243U (en) * | 2013-02-05 | 2013-08-14 | 上海宏测半导体科技有限公司 | Floating-ground test system |
-
2015
- 2015-06-25 CN CN201510358603.3A patent/CN105048089B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101368981A (en) * | 2007-08-14 | 2009-02-18 | 海华科技股份有限公司 | Radio frequency module testing platform |
| CN102436300A (en) * | 2010-09-29 | 2012-05-02 | 研祥智能科技股份有限公司 | Computer and float-ground design structure thereof |
| CN103197165A (en) * | 2012-01-10 | 2013-07-10 | 镇江华坚电子有限公司 | Test head |
| CN203133243U (en) * | 2013-02-05 | 2013-08-14 | 上海宏测半导体科技有限公司 | Floating-ground test system |
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| CN105048089A (en) | 2015-11-11 |
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