CN106848500A - Radio-frequency devices and its cavity - Google Patents
Radio-frequency devices and its cavity Download PDFInfo
- Publication number
- CN106848500A CN106848500A CN201710157025.6A CN201710157025A CN106848500A CN 106848500 A CN106848500 A CN 106848500A CN 201710157025 A CN201710157025 A CN 201710157025A CN 106848500 A CN106848500 A CN 106848500A
- Authority
- CN
- China
- Prior art keywords
- cavity
- radio
- boss
- circuit board
- frequency devices
- 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
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/18—Phase-shifters
Abstract
The invention 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 that are oppositely arranged, and support a pair of sidewalls between, at least two groups fixing support components are provided with the cavity, the at least two groups fixing support components are respectively arranged at the horizontal both sides of cavity, the support component that fixes includes the first boss and second boss that are connected with roof and bottom wall respectively, described first, second boss is shifted to install and the short transverse in cavity limits gap for clamping the radio frequency circuit board snapped in it.The present invention improves Assembly stability of the relatively thin radio frequency circuit board in cavity, it is to avoid radio frequency circuit board is rocked or be broken in cavity.
Description
Technical field
The present invention relates to technology for radio frequency field, more particularly to a kind of radio-frequency devices cavity and using the radio-frequency devices chamber
The radio-frequency devices of body.
Background technology
Usually, draw-in groove 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 draw-in groove 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 draw-in groove will also meet corresponding fit dimension, could cause that PCB is more closely assembled in cavity.However,
In actual production, when cavity pultrusion is carried out to aluminium section bar, cannot be molded with inside groove groove high for 1mm, this be by
Mould material in thickness within 1mm is easily deformed even fracture and causes.In existing production technology, thickness is 0.8mm's
It is tall and big in the draw-in groove of 1mm that PCB is often plugged on groove, causes dimensional fits improper, so during causing use PCB in chamber
Rock in vivo, influence the electric property of radio-frequency devices.
The content of the invention
Primary and foremost purpose of the invention is to provide a kind of simple structure and for securely inserting relatively small thickness radio circuit
The radio-frequency devices cavity of plate.
Another object of the present invention is to provide a kind of radio-frequency devices, it uses above-mentioned radio-frequency devices cavity, thus has
The characteristics of excellent electric properties.
To realize the purpose, the present invention 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 that are oppositely arranged, and support a pair of sidewalls between.
At least two groups fixing support components are provided with 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 that are connected with roof and bottom wall respectively,
First, second boss is shifted to install and in being limited in the short transverse of cavity for clamping the radio frequency electrical snapped in it
The gap of road plate.
The present invention can reduce technology difficulty, while can limit less by shifting to install first, second boss
Gap so that the radio frequency circuit board for snapping in stabilization in cavity is not rocked, and improves relatively thin radio frequency circuit board in cavity
Assembly stability, in addition, first, second boss also has the effect of support radio frequency circuit board, can avoid penetrating to a certain extent
Frequency circuit plate is broken in cavity.
Preferably, in an embodiment of the invention, first, second boss is integrally formed with roof or bottom wall.This
It is understood that integrally formed technique is more firm, first, second boss is hardly damaged technical staff in field, so that
The stability of radio-frequency devices cavity is favorably improved, is increased the service life.
In another embodiment of the present invention, first, second boss is to be arranged on the roof and bottom wall
Individual components.
In one of embodiment of the invention, at least two groups fixing support components are evenly distributed in the cavity
It is interior.When the fixing support component is uniformly arranged, can be to the radio frequency circuit board even support, so as to avoid the radio frequency
Circuit board fracture damage.
In another embodiment of the present invention, at least two groups fixing support components are dispersedly distributed in the cavity
It is interior, to avoid the setting of the key componentses on circuit board.
Preferably, at least two groups fixing support components are set near cavity wall.
Further, two relative first boss are extended towards along inside sidewalls, and the second boss is near 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
Plate, is respectively equipped with 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 one embodiment of the invention, including cavity and in cavity
Radio frequency circuit board, the cavity be above-mentioned radio-frequency devices cavity, the side of the radio frequency circuit board is constrained on described first
In the gap formed between 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 present invention and advantage will be set forth in part in the description, and these will become from the following description
Obtain substantially, or recognized by practice of the invention.
Brief description of the drawings
The above-mentioned and/or additional aspect of the present invention and advantage will become from the following description of the accompanying drawings of embodiments
Substantially and be readily appreciated that, wherein：
Fig. 1 is the stereogram of the radio-frequency devices cavity of one embodiment of the invention.
Fig. 2 is the sectional view of the radio-frequency devices cavity of one embodiment of the invention.
Fig. 3 is the stereogram of the radio-frequency devices of one embodiment of the invention, shows that cavity is closed with the assembling of radio circuit
System.
Fig. 4 is the sectional view of the radio-frequency devices cavity of one embodiment of the invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
It is exemplary to scheme the embodiment of description, is only used for explaining the present invention, and is not construed as limiting the claims.
Fig. 1 shows the stereogram of the radio-frequency devices cavity 1000 of an embodiment of the present invention, and Fig. 2 is penetrating shown in Fig. 1
The sectional view of frequency device cavity 1000.As shown in Figure 1 and Figure 2, the invention provides a kind of radio-frequency devices cavity 1000, including tool
There is the cavity body for housing the accommodation space of radio frequency circuit board 400, the radio-frequency devices cavity 1000 includes being oppositely arranged
Roof 200 and bottom wall 100, and support a pair of sidewalls 300 between, the roof 200, bottom wall 100 and side wall
300 limit cavity jointly, and the cavity is used to house radio frequency circuit board 400 and miscellaneous part, such as medium element.
Wherein, at least two groups fixing support components, at least two groups fixing support groups are provided with 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 snapped 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 of 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 an embodiment of the present invention, first, second boss is shifted to install, and disclosure satisfy that formed in mould requirement.Thus,
The support component that fixes can securely fix the radio frequency circuit board 400 of very thin thickness, while also to radio frequency circuit board 400
Have supporting role, reduce radio frequency circuit board 400 in cavity across pendulous tank.
The present invention is shifted to install by by first, second boss, technology difficulty can be reduced, while can limit smaller
Gap so that the radio frequency circuit board 400 for snapping in cavity stabilization does not rock, improve relatively thin radio frequency circuit board 400 and exist
Stability in cavity, is easy to radio frequency circuit board 400 to assemble, while solving rocking for radio frequency circuit board 400 during use
Problem, the radio frequency circuit board 400 particularly with thickness less than 1mm has good applicability.In addition, first, second boss is also
There is support, bending deforms, is even broken downwards in cavity can to a certain extent to avoid radio frequency circuit board 400,
Ensure that the electric property of radio-frequency devices cavity 1000.
Specifically, in an embodiment of the present invention, the distance between first, second boss can be adjusted according to the actual requirements
It is whole, to limit different size of gap, and then for limiting the radio frequency circuit board 400 of different-thickness, it is particularly suited for pole
The radio frequency circuit board 400 of 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 for individual components are arranged at the roof 200 and bottom wall 100
On.First, second boss is set to individual components, in order to dismantling, changing 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.
Additionally, 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 invention, at least two groups fixing support components are evenly distributed in the cavity
Interior, specifically, the adjacent lateral separation fixed between support component is equal.In another embodiment of the present invention, it is described extremely
Few two groups of fixing support components are dispersedly distributed in the cavity, important on the radio frequency circuit board 400 in order to avoid
Electrical equipment.
Preferably, at least two groups fixing support components are set near 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 near 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 near the second boss 120, can also realize supporting purpose to the fixing of radio frequency circuit board 400.
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 being isolated into the cavity from short transverse the dividing plate of upper cavity and lower chamber
500, be respectively equipped with the upper cavity and lower chamber and at least fix support component 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, a kind of radio-frequency devices are additionally provided referring to Fig. 3, Fig. 4, in one embodiment of the invention, including it is above-mentioned
Cavity 1000 and the radio frequency circuit board in cavity 400, it is convex that the side of the radio frequency circuit board 400 is constrained on described first
In the gap formed between platform 110 and second boss 120.As a result of above-mentioned cavity 1000, relatively thin radio frequency circuit board 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 manufacture work
Skill, extends the service life of radio-frequency devices.
Specifically, the radio frequency circuit board 400 includes circuit substrate and the telecommunication circuit being laid on the circuit substrate, institute
State during circuit substrate inserts 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.
Additionally, the dielectric-slab between cavity and radio frequency circuit board 400 may further be provided in cavity, to constitute shifting
Phase device.
The above is only some embodiments of the invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
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 that are oppositely arranged, and support a pair of sidewalls between, it is characterised in that：
At least two groups fixing support components are provided with 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 that are connected with roof and bottom wall respectively, 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 snapped 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 to
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 extends towards, and the second boss is set near 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
The dividing plate that the cavity is isolated into upper cavity and lower chamber from short transverse is included, is respectively equipped with the upper cavity and lower chamber
The fixing support component of at least two components located at 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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157025.6A CN106848500A (en) | 2017-03-16 | 2017-03-16 | Radio-frequency devices and its cavity |
| PCT/CN2017/081979 WO2018166045A1 (en) | 2017-03-16 | 2017-04-26 | Radio frequency device and radio frequency device cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157025.6A CN106848500A (en) | 2017-03-16 | 2017-03-16 | Radio-frequency devices and its cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106848500A true CN106848500A (en) | 2017-06-13 |
Family
ID=59144796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710157025.6A Pending CN106848500A (en) | 2017-03-16 | 2017-03-16 | Radio-frequency devices and its cavity |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106848500A (en) |
| WO (1) | WO2018166045A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201616495U (en) * | 2010-02-09 | 2010-10-27 | 东莞市晖速天线技术有限公司 | Integrated variable phase shifter |
| US20110140805A1 (en) * | 2009-12-16 | 2011-06-16 | Wha Yu Industrial Co., Ltd. | Phase shifter |
| CN202514190U (en) * | 2012-04-16 | 2012-10-31 | 浙江百诺电气有限公司 | Casing with printed circuit board (PCB) fixing device |
| CN203119062U (en) * | 2012-12-31 | 2013-08-07 | 华为技术有限公司 | Mounting assembly |
| CN206532852U (en) * | 2017-03-16 | 2017-09-29 | 京信通信系统（中国）有限公司 | Radio-frequency devices and its cavity |
-
2017
- 2017-03-16 CN CN201710157025.6A patent/CN106848500A/en active Pending
- 2017-04-26 WO PCT/CN2017/081979 patent/WO2018166045A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110140805A1 (en) * | 2009-12-16 | 2011-06-16 | Wha Yu Industrial Co., Ltd. | Phase shifter |
| CN201616495U (en) * | 2010-02-09 | 2010-10-27 | 东莞市晖速天线技术有限公司 | Integrated variable phase shifter |
| CN202514190U (en) * | 2012-04-16 | 2012-10-31 | 浙江百诺电气有限公司 | Casing with printed circuit board (PCB) fixing device |
| CN203119062U (en) * | 2012-12-31 | 2013-08-07 | 华为技术有限公司 | Mounting assembly |
| CN206532852U (en) * | 2017-03-16 | 2017-09-29 | 京信通信系统（中国）有限公司 | Radio-frequency devices and its cavity |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018166045A1 (en) | 2018-09-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200120 Address after: 510730 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Applicant after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Applicant before: Jingxin Communication System (China) Co., Ltd. Applicant before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Applicant before: Jingxin Communication System (Guangzhou) Co., Ltd. Applicant before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |