CN206671520U - A kind of ferrite detection means - Google Patents
A kind of ferrite detection means Download PDFInfo
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- CN206671520U CN206671520U CN201720352445.5U CN201720352445U CN206671520U CN 206671520 U CN206671520 U CN 206671520U CN 201720352445 U CN201720352445 U CN 201720352445U CN 206671520 U CN206671520 U CN 206671520U
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- ferrite
- detection components
- pedestal
- detection means
- detection
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Abstract
The utility model provides a kind of ferrite detection means, and it can be used for quickly detecting to ferrite, and ensures that the position of the remaining part of whole device is stable so that detection is reliable and stable.It includes pedestal, the center of the pedestal is provided with inner groovy, the upper surface of the pedestal is additionally provided with two signal wire incoming ends, one load, lower house is located in the inner groovy, the surface loop that the outer ring surface of the lower house corresponds to the pedestal is furnished with N number of recessed positioning hole, wherein N >=2, the center of the lower house is provided with center inward recess, positioning is equipped with lower detection components in the center inward recess, the outer portion side of the lower detection components is convex three pins, three pins distinguish two signal wire incoming ends that external correspondence connects its correspondence position, one load, ensure that each pin is corresponding with unique External connecting part, it also includes upper shell, the lower subordinate of the outer ring surface of the upper shell is convex N number of lower dog.
Description
Technical field
The technical field of wireless telecommunications system is the utility model is related to, specially a kind of ferritic detection means.
Background technology
In existing wireless communication system, emitter is that have an important part, by power amplifier (PA),
The part such as coupler, circulator/isolator, connector, duplexer and antenna forms, and wherein coupler is used for the related prison of link
Brake, circulator or isolator (circulator forms isolator with power absorption load combinations) are used to protect power tube, connect
Output signal is transferred to duplexer by device.All it is similar design in wireless domain, but with Development of Wireless Communications, to small-sized
The requirement more and more higher of change.
Microwave ferrite is also known as gyromagnetic ferrite, and under high frequency magnetic field effect, plane polarized electromagnetic wave is in ferrite
When being propagated according to certain orientation, Ferrite Material that plane of polarization constantly can rotate around the direction of propagation.With ferromagnetic resonance line width it is small,
Spin wave resonance linewidth is big, in low-frequency range, saturation magnetization it is low it is small with magnetocrystalline anisotropy constant, dielectric loss is low, stably
The performances such as property height.Using electronic ceramic process, sintering is fabricated in hot pressed sintering or oxygen atmosphere, is mainly used in making millimeter wave
Ferrite device.
In the prior art, circulator/isolator is required to use ferrite, ferrite it is current be powder mixing, pressure
Casting, sintering, machining, brush silver layer are made.So it is typically all using measurement appearance and size, flatness, coarse in industry
The parameters such as degree, density, dielectric indirectly assess ferritic gyromagnet performance, and this method can not accurately assess ferritic property
Can, therefore the manufacturer of circulator/isolator also needs further to detect ferrite, so as to assess ferritic performance.
After the production plant of existing isolator receives ferrite, same batch random selection 10,5 isolators are assembled,
The S parameter of isolator is tested, ferritic performance is assessed with this.The method can directly be seen that whether detected ferrite can be with
Meet to require.But because isolator technics comparing is complicated, there is more than ten procedures, commonly taking up expense 1-2 hours can just be tied
By.And conclusion is also easier affected by other factors, for example 5 product magnet differ in the position of respective cavities
Cause, there is deviation etc. all to be impacted to testing result between circuit.
For this circulator/isolator manufacturer be badly in need of it is a kind of can with the device of quick detection ferrite performance, so as to
So that the ferritic fast and reliable stabilization of detection.
The content of the invention
In view of the above-mentioned problems, the utility model provides a kind of ferritic detection means, it can be carried out to ferrite
Quick detection, and ensure that the position of the remaining part of whole device is stable so that detection is reliable and stable.
A kind of ferritic detection means, it is characterised in that：It includes pedestal, in the center of the pedestal is provided with
Groove, the upper surface of the pedestal are additionally provided with two signal wire incoming ends, a load, and lower house is located at the inner groovy
Interior, the outer ring surface of the lower house is furnished with N number of recessed positioning hole, wherein N >=2 corresponding to the surface loop of the pedestal, described
The center of lower house is provided with center inward recess, is positioned in the center inward recess and lower detection components, the lower inspection are housed
Survey component outer portion side it is convex have three pins, external correspondence connects two signal wires of its correspondence position and connect three pins respectively
Enter end, a load, it is ensured that each pin is corresponding with unique External connecting part, and it also includes upper shell, the upper shell
The lower subordinate of outer ring surface is convex N number of lower dog, and the lower convex portion of the lower dog of detection state, which corresponds, is flush-mounted in the positioning
In hole, the center lower end of the upper shell is provided with inner chamber, and the inner chamber has positioning that upper detection components, the upper detection group are housed
It is used to clamp corresponding ferrite to be detected between the lower surface of part and the upper surface of the lower detection components.
It is further characterized by：
The outer collarette of the upper surface of the lower house is furnished with least two screwed holes, and the anchor ring of the upper shell corresponds to institute
The position for stating the screwed hole of lower house is provided with corresponding through hole, and set screw, which correspondingly runs through after the through hole, to be anchored on pair
The screwed hole answered, it is ensured that the lower surface of upper detection components be close to ferritic upper surface to be detected, the lower detection components it is upper
It is close to ferritic lower surface to be detected in end face；
The correspondence position on the through hole top is provided with avoidance hole slot, and it ensures that the length of set screw can be relatively
It is small, it is ensured that operation is quick to be carried out；
Spring structure, the spring are disposed between the upper surface of the inner chamber upper wall of the upper shell and the upper detection components
The lower surface of structure and the upper surface of the upper detection components are connected to become black box, the upper surface connection of the spring structure
The inner chamber upper wall of the upper shell, it causes spring structure integrally to drive the upper detection components to press vertically downward, it is ensured that on
Ferrite to be detected corresponding to being clamped between the lower surface of detection components and the upper surface of the lower detection components；
The integral thickness of the lower detection components be less than center inward recess thickness, ferrite to be detected be embedded in it is described in
The top layer location arrangements of intracardiac shrinkage pool；
The upper end of the lower house is convex in the upper surface of the pedestal, and the upper end of the lower house externally protrudes out in described
The part ring of pedestal is furnished with three guide grooves, three pins extend through corresponding to two of correspondence position are external in after guide groove
Signal wire incoming end, a load；
The lower detection components stack gradually from top to bottom is disposed with circuit part, the first ferrite, the first magnetic conduction sheet,
One magnet, the circuit part are provided with the pin described in three；
The upper detection components stack gradually from top to bottom is disposed with the second magnet, the second magnetic conduction sheet；
Second magnet, the first magnet are same magnet, and first magnetic conduction sheet, the second magnetic conduction sheet are identical magnetic conduction
Piece.
After adopting the above technical scheme, the lower convex portion of the lower dog of detection state, which corresponds, is flush-mounted in the positioning hole
It is interior so as to be used to clamp corresponding iron oxygen to be detected between the lower surface of upper detection components and the upper surface of the lower detection components
Body, while the two-port of Network Analyzer is respectively connecting to two signal wire incoming ends of the upper surface of pedestal, in network point
See whether the S parameter of the isolator newly formed meets the requirements in analyzer, it just can fast and accurately assess iron before manufacture
The performance of oxysome, greatly improves detection efficiency；And ensure that the position of the remaining part of whole device is stable so that detection is reliable
It is stable.
Brief description of the drawings
Fig. 1 is the structural representation stereogram of assembling explosive view of the present utility model；
Fig. 2 is the three-dimensional figure structure schematic representation after the utility model assembling；
Fig. 3 is the schematic diagram that the utility model is tested by Network Analyzer；
Title in figure corresponding to sequence number is as follows：
The RF coaxial of the flanged plate joint of pedestal 1, inner groovy 2, signal wire incoming end 3, PCB 3-1, SMA connects
Connect device 3-2, load 4, lower house 5, positioning hole 6, center inward recess 7, lower detection components 8, pin 9, upper shell 10, lower dog
11st, inner chamber 12, upper detection components 13, ferrite to be detected 14, screwed hole 15, through hole 16, avoidance hole slot 17, spring structure
18th, guide groove 19, circuit part 20, the first ferrite 21, the first magnetic conduction sheet 22, the first magnet 23, the second magnet 24, second are led
Magnetic sheet 25, Network Analyzer 26.
Embodiment
A kind of ferritic detection means, is shown in Fig. 1, Fig. 2：It includes pedestal 1, and the center of pedestal 1 is provided with indent
Groove 2, the upper surface of pedestal 1 are additionally provided with two signal wire incoming ends, 3, loads 4, and lower house 5 is located in inner groovy 2, under
The surface loop that the outer ring surface of housing 5 corresponds to pedestal is furnished with N number of recessed positioning hole 6, wherein N >=2, the centre bit of lower house 5
Install and be equipped with center inward recess 7, positioned in center inward recess 7 and lower detection components 8 are housed, the outer portion side of lower detection components 8 is convex
There are three pins 9, three pins 9 distinguish two signal wire incoming ends, 3, loads 4 that external correspondence connects its correspondence position,
Ensure that each pin 9 is corresponding with unique External connecting part, it also includes upper shell 10, the lower subordinate of the outer ring surface of upper shell 10
Convex to have N number of lower dog 11, the lower convex portion of the lower dog 11 of detection state is corresponded in positioning hole 6, upper shell 5
Center lower end is provided with inner chamber 12, and inner chamber 12 has positioning that upper detection components 13, the lower surface of upper detection components 13 and lower inspection are housed
Survey between the upper surface of component 8 for clamping corresponding ferrite 14 to be detected.
The outer collarette of the upper surface of lower house 5 is furnished with least two screwed holes 15, and the anchor ring of upper shell 10 corresponds to lower casing
The position of the screwed hole 15 of body is provided with corresponding through hole 16, and set screw (is not drawn into figure, belongs to existing mature structure)
It is corresponding that corresponding screwed hole 15 is anchored on after through hole 16, it is ensured that to be close to iron oxygen to be detected in the lower surface of upper detection components 13
The lower surface of ferrite 14 to be detected is close in the upper surface of body 14, the upper surface of lower detection components 8；
The correspondence position on the top of through hole 16, which is provided with, avoids hole slot 17, and it ensures that the length of set screw can be relatively
It is small, it is ensured that operation is quick to be carried out；
Spring structure 18, spring structure 18 are disposed between the inner chamber upper wall of upper shell 10 and the upper surface of upper detection components 13
Lower surface and the upper surfaces of upper detection components 13 be connected to become black box, the upper surface connection upper shell 10 of spring structure 18
Inner chamber upper wall, it causes spring structure 18 integrally to drive detection components 13 to press vertically downward, it is ensured that upper detection components 13
Lower surface and lower detection components 8 upper surface between clamp corresponding to ferrite 14 to be detected；
The integral thickness of lower detection components 8 is less than the thickness of center inward recess 7, and ferrite 14 to be detected is embedded in center
The top layer location arrangements of shrinkage pool 7；
The upper end of lower house 5 is convex to externally protrude out in the part ring of pedestal 1 in the upper surface of pedestal 1, the upper end of lower house 5
Be furnished with three guide grooves 19, three pins 9 extend through corresponding to two signal wires of correspondence position are external in after guide groove 19
3, loads 4 of incoming end；
Lower detection components 8 stack gradually from top to bottom is disposed with circuit part 20, the first ferrite 21, the first magnetic conduction sheet
22nd, the first magnet 23, circuit portion 20, which sets up separately, is equipped with the pin 3 of three；
Upper detection components 13 stack gradually from top to bottom is disposed with the second magnet 24, the second magnetic conduction sheet 25；
Second magnet 24, the first magnet 23 are same magnet, and the first magnetic conduction sheet 25, the second magnetic conduction sheet 22 are identical magnetic conduction
Piece.
In specific embodiment：Upper shell 5, lower house 10 are that steel material is made, and pedestal 1 is copper-based seat, the tool of load 4
Body is 250W, 50 ohm of radio-frequency resistance, and signal wire incoming end 3 includes penetrating for the PCB flanged plate joint of 3-1 and SMA
Frequency coaxial connector 3-2 combines to be formed.
The surface loop that the outer ring surface of lower house corresponds to pedestal is furnished with 3 recessed positioning holes, the outer ring surface of upper shell
Lower subordinate is convex 3 lower dogs, and the lower convex portion of the lower dog of detection state is corresponded in positioning hole；Lower house
The outer collarette of upper surface is furnished with two screwed holes.
Its operation principle is following, sees Fig. 3：The lower convex portion of lower dog 11 corresponds in positioning hole 6 and passed through
Set screw causes upper shell 10, the connection of the lock-bit of lower house 2, while causes upper detection components 13 in the presence of spring structure 18
Push, and then cause iron oxygen to be detected corresponding to clamping between the lower surface of upper detection components 13 and the upper surface of lower detection components 8
Body 14, while the two-port of Network Analyzer 26 is respectively connecting to two signal wire incoming ends 3 of the upper surface of pedestal 1,
See whether the S parameter of the isolator newly formed meets the requirements on Network Analyzer, it can before manufacture just can be fast and accurately
Ferritic performance is assessed, greatly improves detection efficiency.
Specific embodiment of the utility model is described in detail above, but content is only what the utility model was created
Preferred embodiment, it is impossible to be considered as the practical range for limiting the utility model creation.All created according to the utility model is applied
Equivalent change that scope is made all should be belonged to still within this patent covering scope with improving etc..
Claims (9)
- A kind of 1. ferrite detection means, it is characterised in that：It includes pedestal, and the center of the pedestal is provided with indent Groove, the upper surface of the pedestal are additionally provided with two signal wire incoming ends, a load, and lower house is located in the inner groovy, The surface loop that the outer ring surface of the lower house corresponds to the pedestal is furnished with N number of recessed positioning hole, wherein N >=2, the lower casing The center of body is provided with center inward recess, is positioned in the center inward recess and lower detection components, the lower detection group are housed The outer portion side of part is convex three pins, and three pins distinguish two signal wires access that external correspondence connects its correspondence position End, a load, it is ensured that each pin is corresponding with unique External connecting part, and it also includes upper shell, the upper shell it is outer The lower subordinate of anchor ring is convex N number of lower dog, and the lower convex portion of the lower dog of detection state, which corresponds, is flush-mounted in the positioning hole Interior, the center lower end of the upper shell is provided with inner chamber, and the inner chamber has positioning that upper detection components, the upper detection components are housed Lower surface and the lower detection components upper surface between be used for clamp corresponding to ferrite to be detected.
- A kind of 2. ferrite detection means as claimed in claim 1, it is characterised in that：The periphery of the upper surface of the lower house Ring is furnished with least two screwed holes, and the position that the anchor ring of the upper shell corresponds to the screwed hole of the lower house is provided with correspondingly Through hole, set screw is anchored on corresponding screwed hole after correspondingly running through the through hole, it is ensured that the lower end of upper detection components Ferritic upper surface to be detected is close in face, ferritic lower end to be detected is close in the upper surface of the lower detection components.
- A kind of 3. ferrite detection means as claimed in claim 2, it is characterised in that：The correspondence position on the through hole top It is provided with avoidance hole slot.
- A kind of 4. ferrite detection means as claimed in claim 1 or 2, it is characterised in that：The inner chamber upper wall of the upper shell Spring structure, the lower surface of the spring structure and the upper detection components are disposed between the upper surface of the upper detection components Upper surface be connected to become black box, the upper surface of the spring structure connects the inner chamber upper wall of the upper shell.
- A kind of 5. ferrite detection means as claimed in claim 1, it is characterised in that：The integral thickness of the lower detection components Less than the thickness of center inward recess, ferrite to be detected is embedded in the top layer location arrangements of the center inward recess.
- A kind of 6. ferrite detection means as claimed in claim 1, it is characterised in that：The upper end of the lower house it is convex in The upper surface of the pedestal, the part ring that the upper end of the lower house externally protrudes out in the pedestal are furnished with three guide grooves, three Pin is external in two signal wire incoming ends of correspondence position, a load after guide groove corresponding to extending through.
- A kind of 7. ferrite detection means as claimed in claim 1, it is characterised in that：The lower detection components from top to bottom according to Sublevel laying up is equipped with circuit part, the first ferrite, the first magnetic conduction sheet, the first magnet, and the circuit part is provided with three institutes The pin stated.
- A kind of 8. ferrite detection means as claimed in claim 7, it is characterised in that：The upper detection components from top to bottom according to Sublevel laying up is equipped with the second magnet, the second magnetic conduction sheet.
- A kind of 9. ferrite detection means as claimed in claim 8, it is characterised in that：Second magnet, the first magnet are Same magnet, first magnetic conduction sheet, the second magnetic conduction sheet are identical magnetic conduction sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720352445.5U CN206671520U (en) | 2017-04-06 | 2017-04-06 | A kind of ferrite detection means |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720352445.5U CN206671520U (en) | 2017-04-06 | 2017-04-06 | A kind of ferrite detection means |
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| Publication Number | Publication Date |
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| CN206671520U true CN206671520U (en) | 2017-11-24 |
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| CN201720352445.5U Active CN206671520U (en) | 2017-04-06 | 2017-04-06 | A kind of ferrite detection means |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106872916A (en) * | 2017-04-06 | 2017-06-20 | 苏州工业园区凯艺精密科技有限公司 | A kind of ferrite detection means |
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2017
- 2017-04-06 CN CN201720352445.5U patent/CN206671520U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106872916A (en) * | 2017-04-06 | 2017-06-20 | 苏州工业园区凯艺精密科技有限公司 | A kind of ferrite detection means |
| CN106872916B (en) * | 2017-04-06 | 2023-12-05 | 苏州工业园区凯艺精密科技有限公司 | Ferrite detection device |
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