CN102780501A - Radio frequency device - Google Patents
Radio frequency device Download PDFInfo
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- CN102780501A CN102780501A CN2012101742527A CN201210174252A CN102780501A CN 102780501 A CN102780501 A CN 102780501A CN 2012101742527 A CN2012101742527 A CN 2012101742527A CN 201210174252 A CN201210174252 A CN 201210174252A CN 102780501 A CN102780501 A CN 102780501A
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Abstract
The invention provides a radio frequency device, which comprises a shell, a circuit board, an antenna, a signal transmission line and a connecting piece, wherein the circuit board is arranged in the shell; the antenna is arranged outside the shell; the signal transmission line is used for connecting the circuit board with the antenna; one side surface of the shell is provided with a jack; the antenna comprises an antenna body and a plugging part with a line hole, wherein the plugging part is connected with the antenna body; the cylindrical surface of the plugging part is provided with a lug; the connecting piece is similar to a ladder cylinder shape; the connecting piece comprises a through hole, a plug and a containing cavity, wherein the plug comprises a restriction part which can prevent the connecting piece from rotating around the axis on the ladder trend; the wall of the containing cavity is provided with a ring slot; the plug can be cooperatively plugged into the jack; the plugging part is arranged in the containing cavity in a transition fit mode; the lug is clamped into the ring slot; and the antenna body is connected to the circuit board via the signal transmission line. According to the radio frequency device disclosed by the invention, the connection mode of the antenna and the radio frequency device is optimized, and the cost is lowered, thereby being convenient for large-scale production and manufacture.
Description
Technical field
The invention belongs to communication equipment field, be specifically related to a kind of radio-frequency unit.
Background technology
Along with the development of radio communication cause, radio-frequency apparatus has obtained using widely in recent years, and radio-frequency apparatus carries out the transmitting-receiving of wireless signal by antenna.Wireless signal uses radio-frequency technique, in order to obtain communication effect preferably, sometimes need regulate the direction of antenna, obtains best angle of radiation.
Present radio-frequency apparatus is in order to obtain communication efficiency preferably; A lot of external antennas that use; The coaxial connectors that use link together antenna and radio-frequency apparatus more, and with transmitting radio frequency signal, the basic structure of coaxial connector comprises: center conductor, outer dielectric material (insulator) and the outmost outer contacting part of inner wire; The outer contacting part partly plays a part as the coaxial cable outer shielding layer, i.e. the earth element of transmission signals, conduct shielding or circuit.But coaxial connector generally can use metals such as copper in the preparation, is processed into thread forms, and this not only need use a large amount of metals, and processing technology is complicated, expensive source, consuming time when producing in enormous quantities.In a large amount of uses of antenna, the use of coaxial connector has improved manufacturing, the installation cost of antenna and the manufacturing cost of the radio-frequency apparatus of the integral body brought.
Summary of the invention
In order to solve the high problem of antenna link cost that exists in the existing radio-frequency unit; The invention provides a kind of radio-frequency unit; This radio-frequency unit has been simplified technology through optimizing the connected mode of antenna and radio-frequency unit, has reduced cost; To achieve these goals, the present invention adopts following technical scheme:
A kind of radio-frequency unit; Comprise: housing, be positioned over circuit board in the said housing, be placed on the antenna and the signal transmssion line that is connected said circuit board and said antenna of said housing; Said housing one side is provided with a jack; Said antenna comprises antenna body and the Plug Division that has the line hole that joins with said antenna body, is provided with projection on the cylinder of said Plug Division; Also comprise: a connection piece; Said connector is made by engineering plastics; Said connector is approximate stepped cylindrical; Said connector comprises that the said connector ladder in edge runs through a through hole of said connector, the plug that is arranged at said connector one end and the containing cavity of the other end with moving towards, and said plug has comprised that one can stop the restrictions of said connector around the rotational of said ladder trend, is provided with annular groove on the wall of said containing cavity chamber; In the said jack of the insertion that said plug can cooperate, said Plug Division interference fits be loaded on said containing cavity, said projection snaps in the said annular groove; Said signal transmssion line passes said line hole, said through hole, said jack and connects said antenna body in said circuit board.
Further, said containing cavity is cylindric, the said containing cavity of part hollow out of said annular groove symmetry.
Further, said plug is the approximate circle column, and said restrictions is the extended platform of said plug portion periphery.
Further, said plug being provided with cut apart the two-part groove that said plug is an elastically deformable, and said groove is parallel to the said through hole of passing of said platform.
Further, said housing is that metal material makes, and said connector comprises that also conduction connects auxiliary, and said connection auxiliary is fixed on the said plug, connects said signal transmssion line skin in said housing.
Further, said connection auxiliary has the location division of fitting with said platform, and is connected with said location division near normal and is affixed on said plug free end face, has the thread jamming part of open-work, and inserts the Access Division in the narrow groove that said platform presets.
Further, said connection auxiliary also comprises a junction surface, and said junction surface is formed to deviating from said plug direction extension by the said location division of part, and said junction surface contacts with said housing.
Preferably, said Plug Division is provided with and cuts apart the two-part narrow slit that said Plug Division is an elastically deformable.
A kind of radio-frequency unit; Comprise: housing, be positioned over circuit board in the said housing, be placed on the antenna and the signal transmssion line that is connected said circuit board and said antenna of said housing; Said housing one side is provided with a jack; Said antenna comprises antenna body and the Plug Division that has the line hole that joins with said antenna body, is provided with projection on the cylinder of said Plug Division; Also comprise: a connection piece; Said connector is made by engineering plastics; It is cylindric that said connector is approximate ladder; Said connector comprises that the said connector ladder in edge runs through a through hole of said connector, the plug that is arranged at said connector one end and the containing cavity of the other end with moving towards, is provided with annular groove on the wall of said containing cavity chamber; But in the said jack of the insertion of said plug interference fit, said Plug Division interference fits be loaded on said containing cavity, said projection snaps in the said annular groove; Said signal transmssion line passes said line hole, said through hole, said jack and connects said antenna body in said circuit board.
Further, said housing is that metal material makes, and said connector comprises that also the conduction that is fixed in said plug, is positioned on the said plug periphery connects auxiliary, and said connection auxiliary connects said signal transmssion line in said housing.
Radio-frequency unit of the present invention has been optimized the connected mode of antenna and radio-frequency unit, and the coupling part mainly adopts engineering plastics to make through mould molding, being connected of antenna and radio-frequency unit, easy for installation, and the relative radio-frequency unit of antenna is rotated; Compare the use of having avoided copper product with the prior art scheme, reduced the processing and manufacturing cost of coupling part and the whole cost of radio-frequency unit, practiced thrift the resource and the energy, be convenient to the large-scale manufacturing.
Description of drawings
Fig. 1 is the blast structural representation at radio-frequency unit of the present invention one embodiment visual angle;
Fig. 2 is the enlarged drawing that Fig. 1 centre circle shows part;
Fig. 3 is the structural representation at another visual angle after the assembling of Fig. 1 radio-frequency unit;
Fig. 4 is the structural representation of a kind of execution mode of connector in the radio-frequency unit of the present invention;
Fig. 5 is a structural representation of using the radio-frequency unit of connector shown in Figure 4;
Fig. 6 is the enlarged drawing that Fig. 5 centre circle shows part.
Embodiment
Now in detail with reference to the embodiment that describes in the accompanying drawing.For complete understanding the present invention, numerous details in following detailed description, have been mentioned.But it should be appreciated by those skilled in the art that the present invention can need not these details and realize.In other embodiments, be not described in detail known method.Process, assembly and circuit are in order to avoid unnecessarily make embodiment fuzzy.
Referring to Fig. 1, shown in Figure 2 for the structural representation of radio-frequency unit one embodiment of the present invention; This radio-frequency unit comprises housing 1, circuit board (not shown), connector 2, antenna 3 and signal transmssion line 5; Be provided with circular socket holes 11 and catch 12 on one side of housing 1; It is approximate rectangular-shaped that this catch 12 is, be hole wall by jack 11 after the center position of jack 11 extends a segment length, extend to the inboard of housing 1 again and form; The scheme of circuit board (not shown) and existing radio-frequency unit is the same, is placed in the housing 1.
One through hole 21, plug 22, containing cavity 23 and annular groove 231 are set on the connector 2, and through hole 21 can let signal transmssion line 5 grades pass connector 2, and plug 22 is arranged on an end of connector 2; Be provided with a platform 221 on the outer surface of this plug 22; This platform 221 is fitted with catch 12 when plug 22 inserts jacks 11, and also having the plug of cutting apart 22 on the plug 22 is two-part groove 222, and containing cavity 23 has certain space; This space is cylindric; Annular groove 231 is cannelures that the chamber wall from containing cavity 23 extends outward, these annular groove 231 part hollow out containing cavities 23, and the part of hollow out comprises two and be symmetrically distributed in the present embodiment.
The catch 12 of housing 1 makes the cross section of jack 11 demonstrate the scarce shape of circle; After connector 2 plugs 22 insert this jack 11; Can prevent the rotation of connector 2 in jack 11; Plug 22 and jack 11 interference fits can make in the fixing insertion jack 11 of plug 22, and connector 2 is fixedly mounted on the housing 1.
Groove 222 plugs 22 on the plug 22 are divided into two parts; Two parts after cutting apart can be towards the direction generation elastic deformation of groove 222 under external force; Chamfered is carried out in the end of plug 22, can play the effect of guiding, is convenient to plug 22 and inserts in the jack 11; In like manner; Narrow slit 322 on the Plug Division 32 is divided into two parts with Plug Division 32, and these two parts can be towards the direction generation elastic deformation of narrow slit under external force, and the end of Plug Division 32 can also be provided with a chamfering; Can play the effect of guiding, be convenient to the Plug Division and insert in the containing cavity 23.
Referring to shown in Figure 3 be the structure chart of Fig. 1, radio-frequency unit another angle after assembling shown in Figure 2, in the figure, the plug 22 of connector 2 inserts in the jack 11 of housings 1, the platform 221 of plug 22 is fitted with catch 12; Insert in the containing cavity of connector 2 Plug Division 32 of antenna 3; With the containing cavity interference fits; Projection 323 snaps in the annular groove 231 and since be interference fits under external force, Plug Division 32 can drive antenna and in containing cavity, rotate; Projection 323 prevents that Plug Division 32 from deviating from from containing cavity, signal transmssion line 5 from antenna 3 pass the line hole 321 of Plug Division 32 successively, the through hole 21 of connector 2 is connected with circuit board.
Referring to the structural representation of a kind of execution mode for connector of the present invention shown in Figure 4, this connector 2 has increased by one and has connected auxiliary 24, in this execution mode; One through hole 21, plug 22, containing cavity 23, annular groove 231 are set on the connector 2 are connected auxiliary 24 with one, through hole 21 can let signal transmssion line 5 grades pass connector 2, and plug 22 is arranged on an end of connector 2; Be provided with a restrictions 221 on the outer surface of this plug 22, this restrictions 221 is a platform, in order to be fixedly connected auxiliary 24; Be provided with two narrow grooves 223 on the platform; This restrictions 221 can limit the axial rotation of connector 2, also has the plug of cutting apart 22 on the plug 22 and is two-part groove 222, and containing cavity 23 has certain space; This space is cylindric; Annular groove 231 is cannelures that the chamber wall from containing cavity 23 extends outward, these annular groove 231 part hollow out containing cavities 23, and the part of hollow out comprises two and be symmetrically distributed in the present embodiment; Connect auxiliary 24 and comprise a location division 241, thread jamming part 242, Access Division 243 and junction surface 244; Thread jamming part 242 and 241 approximately perpendicular connections of location division; Be provided with an open-work 2421 on the thread jamming part 242; Access Division 243 has two groups every group two elastic clamping hook, and junction surface 244 is a shell fragment shape, is to be extended to the direction that deviates from plug 22 by part location division 241 to form.Connect auxiliary by the electric conducting material preparation,, can use the metal material punch forming for the ease of preparation.
Referring to Fig. 5 and the structural representation for radio-frequency unit application of the present invention connector shown in Figure 4 shown in Figure 6, this radio-frequency unit is that with the main difference of radio-frequency unit shown in Fig. 1-3 connector 2 has increased by one and has been connected auxiliary 24, and all the other are all identical.
Referring to Fig. 5 and shown in Figure 6; This radio-frequency unit comprises housing 1, circuit board (not shown), connector 2, antenna 3 and signal transmssion line 5; Housing 1 is processed by metal material, on a side of this housing 1, is provided with circular socket holes 11 and catch 12, and it is approximate rectangular-shaped that this catch 12 is; Be hole wall by jack 11 after the center position of jack 11 extends a segment length, extend to the inboard of housing 1 again and form; The scheme of circuit board (not shown) and existing radio-frequency unit is the same, is placed in the housing 1.
One through hole 21, plug 22, containing cavity 23, annular groove 231 are set on the connector 2 are connected auxiliary 24 with one, through hole 21 can let signal transmssion line 5 grades pass connector 2, and plug 22 is arranged on an end of connector 2; Be provided with a restrictions 221 on the outer surface of this plug 22, this restrictions 221 is a platform, in order to be fixedly connected auxiliary 24; Be provided with two narrow grooves 223 on the platform; This restrictions 221 can limit the axial rotation of connector 2, also has the plug of cutting apart 22 on the plug 22 and is two-part groove 222, and containing cavity 23 has certain space; This space is cylindric; Annular groove 231 is cannelures that the chamber wall from containing cavity 23 extends outward, these annular groove 231 part hollow out containing cavities 23, and the part of hollow out comprises two and be symmetrically distributed in the present embodiment; Connect auxiliary 24 and comprise a location division 241, thread jamming part 242, Access Division 243 and junction surface 244, thread jamming part 242 and 241 approximately perpendicular connections of location division are fitted with the restrictions 221 of platform-like in location division 241; And be affixed on the free end face of plug 22; Be provided with an open-work 2421 on the thread jamming part 242, this open-work 2421 blocks the outer surface of signal transmssion line 5, and Access Division 243 has two groups every group two elastic clamping hook; Elastic clamping hook inserts in the narrow groove 223 of plug 22; To connect auxiliary 24 and be fixed on the plug 22, junction surface 244 is a shell fragment shape, is to be extended to the direction that deviates from plug 22 by part location division 241 to form.
The plug 22 of connector 2 inserts in the jack 11 of housing 1, catch 12 Elastic Contact of this junction surface 244 and housing 1; Insert in the containing cavity of connector 2 Plug Division 32 of antenna 3; With the containing cavity interference fits, projection 323 snaps in the annular groove 231, owing to be that interference fits is under external force; Plug Division 32 can drive antenna and in containing cavity, rotate, and projection 323 prevents that Plug Division 32 from deviating from from containing cavity.
Open-work 2421 blocks the outer surface of signal transmssion line 5, converts the ground connection of antenna 3 metal shell of radio-frequency unit into, can improve the ground connection environment of antenna 3, improves the performance of antenna 3.
Radio-frequency unit includes but not limited to PDA, PAD, mobile multimedia player, CMMB terminal, mobile phone, notebook, electric paper book, digital photo frame, digital camera, DV, router, STB, broadcast receiver, television set etc.
Adopt this connected mode, antenna radio-frequency unit rotation relatively for example, makes antenna protrusion and radio-frequency unit in use, when not using, rotates to the place, side of radio-frequency unit, conserve space.
Combine accompanying drawing that preferred embodiment of the present invention is described above; But the present invention is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, rather than restrictive; Those of ordinary skill in the art is under enlightenment of the present invention; Not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.
Claims (10)
1. radio-frequency unit comprises: housing, is positioned over circuit board in the said housing, is placed on the antenna and the signal transmssion line that is connected said circuit board and said antenna of said housing, it is characterized in that,
Said housing one side is provided with a jack, and said antenna comprises antenna body and the Plug Division that has the line hole that joins with said antenna body, is provided with projection on the cylinder of said Plug Division;
Also comprise: a connection piece; Said connector is approximate stepped cylindrical; Said connector comprises that the said connector ladder in edge runs through a through hole of said connector, the plug that is arranged at said connector one end and the containing cavity of the other end with moving towards; Said plug has comprised that one can stop the restrictions of said connector around the rotational of said ladder trend, is provided with annular groove on the wall of said containing cavity chamber;
In the said jack of the insertion that said plug can cooperate, said Plug Division interference fits be loaded on said containing cavity, said projection snaps in the said annular groove;
Said signal transmssion line passes said line hole, said through hole, said jack and connects said antenna body in said circuit board.
2. radio-frequency unit according to claim 1 is characterized in that said containing cavity is cylindric, the said containing cavity of part hollow out of said annular groove symmetry.
3. radio-frequency unit according to claim 1 is characterized in that said plug is the approximate circle column, and said restrictions is the extended platform of said plug portion periphery.
4. radio-frequency unit according to claim 3 is characterized in that, said plug being provided with cut apart the two-part groove that said plug is an elastically deformable, and said groove is parallel to the said through hole of passing of said platform.
5. according to claim 3 or 4 described radio-frequency units, it is characterized in that said housing is that metal material makes, said connector comprises that also conduction connects auxiliary, and said connection auxiliary is fixed on the said plug, connects said signal transmssion line skin in said housing.
6. radio-frequency unit according to claim 5; It is characterized in that; Said connection auxiliary has the location division of fitting with said platform; And be connected with said location division near normal and be affixed on said plug free end face, have the thread jamming part of open-work, and insert the Access Division in the preset narrow groove of said platform.
7. radio-frequency unit according to claim 6 is characterized in that, said connection auxiliary also comprises a junction surface, and said junction surface is formed to deviating from said plug direction extension by the said location division of part, and said junction surface contacts with said housing.
8. radio-frequency unit according to claim 1 is characterized in that, said Plug Division is provided with cuts apart the two-part narrow slit that said Plug Division is an elastically deformable.
9. radio-frequency unit comprises: housing, is positioned over circuit board in the said housing, is placed on the antenna and the signal transmssion line that is connected said circuit board and said antenna of said housing, it is characterized in that,
Said housing one side is provided with a jack, and said antenna comprises antenna body and the Plug Division that has the line hole that joins with said antenna body, is provided with projection on the cylinder of said Plug Division;
Also comprise: a connection piece; Said connector is made by engineering plastics; It is cylindric that said connector is approximate ladder; Said connector comprises that the said connector ladder in edge runs through a through hole of said connector, the plug that is arranged at said connector one end and the containing cavity of the other end with moving towards, is provided with annular groove on the wall of said containing cavity chamber;
But in the said jack of the insertion of said plug interference fit, said Plug Division interference fits be loaded on said containing cavity, said projection snaps in the said annular groove;
Said signal transmssion line passes said line hole, said through hole, said jack and connects said antenna body in said circuit board.
10. radio-frequency unit according to claim 9; It is characterized in that; Said housing is that metal material makes, and said connector comprises that also the conduction that is fixed in said plug, is positioned on the said plug periphery connects auxiliary, and said connection auxiliary connects said signal transmssion line in said housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210174252.7A CN102780501B (en) | 2012-05-30 | 2012-05-30 | Radio frequency device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210174252.7A CN102780501B (en) | 2012-05-30 | 2012-05-30 | Radio frequency device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102780501A true CN102780501A (en) | 2012-11-14 |
| CN102780501B CN102780501B (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210174252.7A Active CN102780501B (en) | 2012-05-30 | 2012-05-30 | Radio frequency device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779700A (en) * | 2012-10-19 | 2014-05-07 | 深圳光启创新技术有限公司 | Antenna connection piece, antenna and electronic device |
| CN109449617A (en) * | 2018-11-20 | 2019-03-08 | 惠州硕贝德无线科技股份有限公司 | A kind of radio frequency connecting structure |
| CN109586744A (en) * | 2018-11-23 | 2019-04-05 | 天津七六四通信导航技术有限公司 | A kind of waterproof energy-saving type VOCA voice communications assembly |
| CN110111818A (en) * | 2019-05-08 | 2019-08-09 | 安徽省智慧产业研究院股份有限公司 | A kind of big data memory having both wireless signal transmission-receiving function |
| CN111342280A (en) * | 2018-12-19 | 2020-06-26 | 南宁富桂精密工业有限公司 | Wireless network device |
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| CN100456557C (en) * | 2002-12-24 | 2009-01-28 | 三星电子株式会社 | Antenna coupling device for mobile terminal |
| CN101639709A (en) * | 2009-09-03 | 2010-02-03 | 昆山市日利电子有限公司 | Notebook computer rotation shaft |
| CN201944466U (en) * | 2010-12-13 | 2011-08-24 | 厦门建霖工业有限公司 | Pipe fitting connecting piece structure |
| CN202094379U (en) * | 2011-04-29 | 2011-12-28 | 信音电子(中国)股份有限公司 | Coaxial connector |
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| WO2003063561A1 (en) * | 2002-01-24 | 2003-07-31 | Mitsubishi Materials Corporation | Printed-circuit board, electronic part having shield structure, and radio communication apparatus |
| US20040116089A1 (en) * | 2002-12-16 | 2004-06-17 | Lee Chang Yong | High frequency composite component |
| CN100456557C (en) * | 2002-12-24 | 2009-01-28 | 三星电子株式会社 | Antenna coupling device for mobile terminal |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779700A (en) * | 2012-10-19 | 2014-05-07 | 深圳光启创新技术有限公司 | Antenna connection piece, antenna and electronic device |
| CN109449617A (en) * | 2018-11-20 | 2019-03-08 | 惠州硕贝德无线科技股份有限公司 | A kind of radio frequency connecting structure |
| CN109449617B (en) * | 2018-11-20 | 2023-10-20 | 惠州硕贝德无线科技股份有限公司 | Radio frequency connection structure |
| CN109586744A (en) * | 2018-11-23 | 2019-04-05 | 天津七六四通信导航技术有限公司 | A kind of waterproof energy-saving type VOCA voice communications assembly |
| CN109586744B (en) * | 2018-11-23 | 2020-08-18 | 天津七六四通信导航技术有限公司 | Waterproof energy-saving audio communication device |
| CN111342280A (en) * | 2018-12-19 | 2020-06-26 | 南宁富桂精密工业有限公司 | Wireless network device |
| CN110111818A (en) * | 2019-05-08 | 2019-08-09 | 安徽省智慧产业研究院股份有限公司 | A kind of big data memory having both wireless signal transmission-receiving function |
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| Publication number | Publication date |
|---|---|
| CN102780501B (en) | 2015-04-15 |
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Owner name: SHENZHEN GUANGQI INTELLIGENT PHOTONICS TECHNOLOGY Free format text: FORMER OWNER: SHENZHEN KUANG-CHI INNOVATION TECHNOLOGY CO., LTD. Effective date: 20150716 |
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Effective date of registration: 20150716 Address after: 518000 Guangdong city of Shenzhen province Futian District Shennan Road and CaiTian Road intersection East Xintiandi Plaza C block 2007-27 Patentee after: Shenzhen Guang Qi intelligent photonic Technology Co., Ltd. Address before: 518034 A international business center, No. 1061, Xiang Mei Road, Guangdong, Shenzhen, Futian District, China 18B Patentee before: Shenzhen Kuang-Chi Innovation Technology Co., Ltd. |
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Effective date of registration: 20210210 Address after: 2 / F, software building, No.9, Gaoxin Zhongyi Road, Nanshan District, Shenzhen City, Guangdong Province Patentee after: KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGY Address before: 518000 Guangdong, Shenzhen, Futian District, Shennan Road and colored field road intersection C East Block New World Plaza 2007-27 Patentee before: KUANG-CHI INTELLIGENT PHOTONIC TECHNOLOGY Ltd. |
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