CN206532852U - Radio-frequency devices and its cavity - Google Patents
Radio-frequency devices and its cavity Download PDFInfo
- Publication number
- CN206532852U CN206532852U CN201720259783.4U CN201720259783U CN206532852U CN 206532852 U CN206532852 U CN 206532852U CN 201720259783 U CN201720259783 U CN 201720259783U CN 206532852 U CN206532852 U CN 206532852U
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- Prior art keywords
- cavity
- radio
- boss
- circuit board
- frequency devices
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Abstract
The utility model provides a kind of radio-frequency devices cavity, including the cavity body with the accommodation space for housing radio frequency circuit board, the cavity includes the roof and bottom wall being oppositely arranged, and a pair of sidewalls of support between, provided with least two groups fixing support components in the cavity, the at least two groups fixing support components are respectively arranged at the horizontal both sides of cavity, it is described to fix first boss and second boss that support component includes being connected with roof and bottom wall respectively, described first, second boss shifts to install and limits gap for clamping the radio frequency circuit board being caught in it in the short transverse of cavity.The utility model improves Assembly stability of the relatively thin radio frequency circuit board in cavity, it is to avoid radio frequency circuit board is rocked or is broken in cavity.
Description
Technical field
The utility model is related to technology for radio frequency field, more particularly to a kind of radio-frequency devices cavity and use the RF device
The radio-frequency devices of part cavity.
Background technology
Usually, neck plug-in type assembling mode is used by the cavity and PCB of same cross-sectional pultrusion, generally using drawing
Extrusion forming technique construction radio communication device cavity, PCB is inserted into the symmetrical neck in cavity.
In this assembling mode, when the less pcb board material of inserting thickness, such as 0.8mm, or during thinner 0.5mm, it is desirable to chamber
The height of internal neck will also meet corresponding fit dimension, and PCB could be caused more closely to be assembled in cavity.However,
In actual production, when to aluminium section bar carry out cavity pultrusion when, can not be molded with the high groove of inside groove for 1mm, this be by
It is easily deformed or even is broken in mould material of the thickness within 1mm and causes.In existing production technology, thickness is 0.8mm's
PCB is often plugged on that groove is tall and big to cause dimensional fits improper in 1mm neck, so during causing use PCB in chamber
Rock in vivo, influence the electric property of radio-frequency devices.
Utility model content
Primary and foremost purpose of the present utility model is to provide a kind of simple in construction and is used to securely insert relatively small thickness radio frequency
The radio-frequency devices cavity of circuit board.
Another object of the present utility model is to provide a kind of radio-frequency devices, and it uses above-mentioned radio-frequency devices cavity, thus
The characteristics of with excellent electric properties.
To realize the purpose, the utility model is adopted the following technical scheme that：
A kind of radio-frequency devices cavity, including the cavity body with the accommodation space for housing radio frequency circuit board, it is described
Cavity includes the roof and bottom wall being oppositely arranged, and a pair of sidewalls of support between.
Provided with least two groups fixing support components in the cavity, at least two groups fixing support components are respectively arranged at
The horizontal both sides of cavity, the fixing support component includes the first boss and second boss being connected respectively with roof and bottom wall,
First, second boss is shifted to install and in being limited in the short transverse of cavity for clamping the radio frequency electrical being caught in it
The gap of road plate.
The utility model can reduce technology difficulty by shifting to install first, second boss, at the same can limit compared with
Small gap so that the radio frequency circuit board being caught in is stable in cavity not to be rocked, and improves relatively thin radio frequency circuit board in cavity
Interior Assembly stability, in addition, first, second boss also has the effect of support radio frequency circuit board, can keep away to a certain extent
Exempt from radio frequency circuit board to be broken in cavity.
Preferably, in the utility model one embodiment, first, second boss and roof or bottom wall one into
Type.Those skilled in that art are it is understood that integrally formed technique is more firm, and first, second boss is hardly damaged,
So as to be favorably improved the stability of radio-frequency devices cavity, increase the service life.
In another embodiment of the present utility model, first, second boss is to be arranged at the roof and bottom wall
On individual components.
In the one of embodiment of the utility model, at least two groups fixing support components are evenly distributed in described
In cavity., can be to the radio frequency circuit board even support, so as to avoid described when the fixing support component is uniformly arranged
Radio frequency circuit board fracture damage.
In another embodiment of the present utility model, at least two groups fixing support components are dispersedly distributed in described
In cavity, to avoid the setting of the key componentses on circuit board.
Preferably, at least two groups fixing support components are set close to cavity wall.
Further, two relative first boss are extended towards along inside sidewalls, and the second boss is close to institute
First boss setting is stated, further to stablize the radio frequency circuit board of insertion.
Preferably, first, second boss extends along cavity longitudinally, and first, second boss is in strip.
Preferably, the cavity is molded by pultrusion molding process.
Further, the cavity also include from short transverse by the cavity be isolated into upper cavity and lower chamber every
It is respectively equipped with plate, the upper cavity and lower chamber and at least fixes support component described in two groups.
On the other hand, a kind of radio-frequency devices are additionally provided in the utility model one embodiment, including cavity and located at chamber
Internal radio frequency circuit board, the cavity is above-mentioned radio-frequency devices cavity, and the side of the radio frequency circuit board is constrained on described
In the gap formed between first boss and second boss.
Specifically, the radio frequency circuit board includes circuit substrate and the telecommunication circuit being laid on the circuit substrate, described
Circuit substrate is inserted in the gap.
The radio-frequency devices still further comprise the medium between cavity and radio frequency circuit board.
The additional aspect of the utility model and advantage will be set forth in part in the description, and these are by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
The above-mentioned and/or additional aspect of the utility model and advantage from the following description of the accompanying drawings of embodiments will
Become substantially and be readily appreciated that, wherein：
Fig. 1 is the stereogram of the radio-frequency devices cavity of the utility model one embodiment.
Fig. 2 is the sectional view of the radio-frequency devices cavity of the utility model one embodiment.
Fig. 3 is the stereogram of the radio-frequency devices of the utility model one embodiment, shows the dress of cavity and radio circuit
With relation.
Fig. 4 is the sectional view of the radio-frequency devices cavity of the utility model one embodiment.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
Fig. 1 shows a kind of stereogram of the radio-frequency devices cavity 1000 of embodiment of the utility model, and Fig. 2 is shown in Fig. 1
Radio-frequency devices cavity 1000 sectional view.As shown in Figure 1 and Figure 2, the utility model provides a kind of radio-frequency devices cavity
1000, including the cavity body with the accommodation space for housing radio frequency circuit board 400, the radio-frequency devices cavity 1000 is wrapped
Include the roof 200 and bottom wall 100 being oppositely arranged, and a pair of sidewalls 300 of support between, the roof 200, bottom wall
100 and side wall 300 limit cavity jointly, the cavity is used to house radio frequency circuit board 400 and miscellaneous part, such as medium member
Part.
Wherein, provided with least two groups fixing support components, at least two groups fixing support groups in the cavity body 100
Part is respectively arranged at the horizontal both sides of cavity, and support component is fixed described in every group to be included being connected with roof 200 and bottom wall 100 respectively
First boss 110 and second boss 120, first, second boss shifts to install and in the short transverse upper limit of cavity
The gap for clamping the radio frequency circuit board 400 being caught in it is made, when toward plant radio frequency circuit board 400 in the cavity, is penetrated
Frequency circuit plate 400 is across being arranged in the second boss 120, and its side is folded between first, second boss limits
In gap.
Described fixing support component has supporting role to radio frequency circuit board 400, and those skilled in that art can manage
Solution, at least needs two groups of fixing support components 400 just to can guarantee that the balance for the radio frequency circuit board 400 being clipped in the gap, and
In the horizontal both sides of cavity at least provided with one group of fixing support component.
In embodiment of the present utility model, first, second boss is shifted to install, and disclosure satisfy that formed in mould requirement.
Thus, the fixing support component can securely fix the radio frequency circuit board 400 of very thin thickness, while also to radio circuit
Plate 400 has supporting role, reduce radio frequency circuit board 400 in cavity across pendulous tank.
The utility model can reduce technology difficulty by the way that first, second boss is shifted to install, while can limit
Less gap so that the radio frequency circuit board 400 being caught in is stable in cavity not to be rocked, and improves relatively thin radio frequency circuit board
400 stability in cavity, is easy to radio frequency circuit board 400 to assemble, while solving radio frequency circuit board 400 during use
Problem is rocked, the radio frequency circuit board 400 for being less than 1mm particularly with thickness has good applicability.In addition, first, second is convex
Platform also has the effect of support, and the bending downwards in cavity of radio frequency circuit board 400 can be avoided to deform, even break to a certain extent
Split, it is ensured that the electric property of radio-frequency devices cavity 1000.
Specifically, in embodiment of the present utility model, the distance between first, second boss can be according to the actual requirements
Adjustment, to limit different size of gap, and then for limiting the radio frequency circuit board 400 of different-thickness, is particularly suitable for use in
The radio frequency circuit board 400 of very small thickness.In other embodiments, other flat board objects, such as dielectric-slab can also be inserted.
Preferably, first, second boss is integrally formed with roof 200 or bottom wall 100, so that first, second boss
Connection with cavity inner wall is more firm, and first, second boss is hardly damaged, so as to be favorably improved the steady of radio-frequency devices performance
It is qualitative, increase the service life.
In other embodiments, first, second boss is that individual components are arranged at the roof 200 and bottom wall 100
On.First, second boss is set to individual components, in order to dismantle, change and adjust, for example, can be by changing described
First, second boss, limits the gap of different height, for blocking the radio frequency circuit board 400 of different-thickness.
In addition, the gap limited between first, second boss of the clamped support component of different cards can also be different, for limit
Determine the irregular radio frequency circuit board 400 of thickness.
In one embodiment of the present utility model, at least two groups fixing support components are evenly distributed in the chamber
In vivo, specifically, the adjacent lateral separation fixed between support component is equal.In another embodiment of the present utility model,
At least two groups fixing support components are dispersedly distributed in the cavity, in order to avoid on the radio frequency circuit board 400
Important electrical equipment.
Preferably, at least two groups fixing support components are set close to cavity wall 300, to reserve foot in cavity
Enough spaces, for setting medium element, such as dielectric-slab.
Specifically, the relative first boss 110 is extended towards along the inner side of cavity wall 300, the second boss 120
Set close to the first boss 110, further to stablize the radio frequency circuit board 400 of insertion.
Certainly, in other embodiments, the second boss 120 is extended towards along the inner side of side wall 300, and described first is convex
Platform 110 is set close to the second boss 120, can also realize that the fixing to radio frequency circuit board 400 supports purpose.
Preferably, the radio-frequency devices cavity 1000 is molded by pultrude process or extrusion process.
Preferably, first, second boss extends along cavity longitudinally, and first, second boss is in strip,
Cavity performance, to simplify manufacturing process, can be lifted by pultrusion process forming.
In other embodiments, first, second boss can also be set to that cylindrical type, square-column-shaped etc. are tied in cavity
Structure, as long as it can limit suitable gap, fix and support radio frequency circuit board 400.
Further, the cavity also includes the dividing plate that the cavity is isolated into upper cavity and lower chamber from short transverse
500, be respectively equipped with the upper cavity and lower chamber and support component at least fixed described in two groups, in each cavity it is described at least
Two groups of fixing support components are divided into cavity both sides.By setting dividing plate in cavity, it is possible to achieve two or more are penetrated
The cavity wall design altogether of frequency device, is conducive to reducing the volume of cavity.
On the other hand, referring to Fig. 3, Fig. 4, a kind of radio-frequency devices are additionally provided in the utility model one embodiment, including
Above-mentioned cavity 1000 and the radio frequency circuit board 400 in cavity, the side of the radio frequency circuit board 400 are constrained on described
In the gap formed between one boss 110 and second boss 120.As a result of above-mentioned cavity 1000, relatively thin radio circuit
Plate 400 can be fixed on inside the radio-frequency devices and not rock, and then ensure that the electric property of radio-frequency devices, while simplifying system
Technique is made, the service life of radio-frequency devices is extended.
Specifically, the radio frequency circuit board 400 includes circuit substrate and the telecommunication circuit being laid on the circuit substrate, institute
Circuit substrate is stated to insert in the gap.
In other embodiments, the radio-frequency devices cavity 1000 can be designed to any multi-layer cavity, wherein every layer of chamber
The roof 200 and bottom wall 100 of body can all be set with fixing support component.
In addition, the dielectric-slab between cavity and radio frequency circuit board 400 may further be provided in cavity, to constitute shifting
Phase device.
Described above is only some embodiments of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (9)
1. a kind of radio-frequency devices cavity, including the cavity body with the accommodation space for housing radio frequency circuit board, the chamber
Body includes the roof and bottom wall being oppositely arranged, and a pair of sidewalls of support between, it is characterised in that：
Provided with least two groups fixing support components in the cavity, at least two groups fixing support components are respectively arranged at cavity
Horizontal both sides, the fixing support component includes the first boss and second boss being connected respectively with roof and bottom wall, described
First, second boss is shifted to install and in being limited in the short transverse of cavity for clamping the radio frequency circuit board being caught in it
Gap.
2. radio-frequency devices cavity according to claim 1, it is characterised in that：First, second boss and roof or bottom
Wall is integrally formed, or first, second boss is the individual components being arranged on the roof and bottom wall.
3. radio-frequency devices cavity according to claim 1, it is characterised in that：At least two groups fixing support components are close
Cavity wall is set.
4. radio-frequency devices cavity according to claim 3, it is characterised in that：Two relative first boss are along side wall
Inner side is extended towards, and the second boss is set close to the first boss.
5. radio-frequency devices cavity according to claim 1, it is characterised in that：First, second boss is along cavity lengthwise
Direction extends.
6. radio-frequency devices cavity according to claim 1, it is characterised in that：The cavity is by pultrude process or is cast into
Type.
7. the radio-frequency devices cavity according to any one of claim 1 to 6, it is characterised in that：The cavity is also further wrapped
Include and be respectively equipped with the dividing plate that the cavity is isolated into upper cavity and lower chamber from short transverse, the upper cavity and lower chamber
At least two components are located at the fixing support component of cavity both sides.
8. a kind of radio-frequency devices, including cavity and the radio frequency circuit board in cavity, it is characterised in that：The cavity is right
It is required that the radio-frequency devices cavity any one of 1 to 7, the side of the radio frequency circuit board be constrained on the first boss and
In the gap formed between second boss.
9. radio-frequency devices according to claim 8, it is characterised in that also including between cavity and radio frequency circuit board
Medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259783.4U CN206532852U (en) | 2017-03-16 | 2017-03-16 | Radio-frequency devices and its cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259783.4U CN206532852U (en) | 2017-03-16 | 2017-03-16 | Radio-frequency devices and its cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206532852U true CN206532852U (en) | 2017-09-29 |
Family
ID=59917848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720259783.4U Active CN206532852U (en) | 2017-03-16 | 2017-03-16 | Radio-frequency devices and its cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206532852U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848500A (en) * | 2017-03-16 | 2017-06-13 | 京信通信系统（中国）有限公司 | Radio-frequency devices and its cavity |
| CN109119736A (en) * | 2018-09-03 | 2019-01-01 | 广州全界通讯科技有限公司 | A kind of two road ridge waveguide power splitter of ultra wide band |
| CN112436245A (en) * | 2019-08-26 | 2021-03-02 | 广东博纬通信科技有限公司 | Cavity type phase shifter |
| WO2022141564A1 (en) * | 2020-12-31 | 2022-07-07 | 华为技术有限公司 | Electronic device and antenna |
-
2017
- 2017-03-16 CN CN201720259783.4U patent/CN206532852U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848500A (en) * | 2017-03-16 | 2017-06-13 | 京信通信系统（中国）有限公司 | Radio-frequency devices and its cavity |
| WO2018166045A1 (en) * | 2017-03-16 | 2018-09-20 | 京信通信系统（中国）有限公司 | Radio frequency device and radio frequency device cavity |
| CN109119736A (en) * | 2018-09-03 | 2019-01-01 | 广州全界通讯科技有限公司 | A kind of two road ridge waveguide power splitter of ultra wide band |
| CN112436245A (en) * | 2019-08-26 | 2021-03-02 | 广东博纬通信科技有限公司 | Cavity type phase shifter |
| WO2022141564A1 (en) * | 2020-12-31 | 2022-07-07 | 华为技术有限公司 | Electronic device and antenna |
| EP4250471A4 (en) * | 2020-12-31 | 2024-04-17 | Huawei Tech Co Ltd | Electronic device and antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200120 Address after: 510730 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Co-patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Patentee before: Jingxin Communication System (China) Co., Ltd. Co-patentee before: Jingxin Communication System (Guangzhou) Co., Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
|
| TR01 | Transfer of patent right |