CN105612666A - Cavity filter and connector assembly - Google Patents
Cavity filter and connector assembly Download PDFInfo
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- CN105612666A CN105612666A CN201480034973.5A CN201480034973A CN105612666A CN 105612666 A CN105612666 A CN 105612666A CN 201480034973 A CN201480034973 A CN 201480034973A CN 105612666 A CN105612666 A CN 105612666A
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- outer conductor
- cavity
- sleeve
- connection
- connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
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- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
A cavity filter and a connector assembly. The cavity filter comprises a cavity (1) and a coaxial connector (2). The coaxial connector (2) comprises an outer conductor (21) integrally formed with the cavity (1). An inner conductor (22) is disposed in the outer conductor (21). The inner conductor (22) passes through the cavity (1). The outer conductor (21) is connected, in a sleeved manner, to a connecting sleeve (23) made of an anti-salt spray material. The connecting sleeve (23) is provided with a locking mechanism (231). The coaxial connector (2) is fixedly connected to another coaxial connector by means of the locking mechanism (231), the coaxial connectors being male and female. In the cavity filter, the outer conductor (21) of the connector and the cavity (1) are integrally molded, which eliminates the individual casting process of the connector and the assembly process of the connector and the cavity (1), and therefore manufacturing cost is reduced, and leakage of a radio frequency signal is avoided. The connecting sleeve (23) is in split connection with the outer conductor (21), and is made of a material with a high ability of salt spray resistance, such as copper or silver, and therefore the ability of salt spray resistance of the cavity filter is improved.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of cavity filters, in particular to a cavity filter and a connector assembly.
[ background of the invention ]
In the prior art, there are two connection modes for the cavity of the cavity filter and the coaxial connector, one is a completely split connection, that is, the coaxial connector and the cavity are separately cast, as shown in fig. 1, the cavity is made of aluminum alloy by casting, and the coaxial connector sequentially comprises an inner conductor 700, an insulator 800, an outer conductor 900 and a connection sleeve 600 from inside to outside, wherein the outer conductor 900 and the connection sleeve 600 are formed by casting brass and then are machined. In the manufacturing process of the cavity filter, a casting process of the coaxial connector and an assembling process of the connector and the cavity are required to be added, so that the manufacturing cost is high. Meanwhile, in the assembly process, as the coaxiality between the connector and the cavity is not easy to keep consistent, a gap can be formed between the connector and the cavity, and the leakage of radio frequency signals is caused.
The other is that the coaxial connector and the cavity are completely integrated, as shown in fig. 2, that is, the outer conductor and the connecting sleeve are integrally cast with the cavity, which avoids the disadvantages of the first connection method. However, in this solution, the outer conductor and the connection sleeve can only be made of the same material as the cavity, made of aluminum alloy, and cannot be made of other materials. The outer wall of the connecting sleeve is provided with a locking structure fixedly connected with the other coaxial connector which is male and female with the coaxial connector, the locking structure is of a structure with uneven surfaces such as a thread and the like, salt mist prevention treatment such as powder spraying and the like can not be carried out like a cavity with a flat surface, and the salt mist prevention capability of aluminum alloy which is a material for manufacturing the locking mechanism is poor, so that the connecting sleeve is easy to corrode in a salt mist environment, the transmission of radio frequency signals is influenced, and the filtering performance of the cavity filter is further influenced.
[ summary of the invention ]
The embodiment of the invention provides a cavity filter and a connector assembly, and aims to solve the technical problems of complex assembly, poor coaxiality and high cost of a cavity filter connector in the prior art.
In order to solve the above problem, an embodiment of the present invention provides a cavity filter, where the cavity filter includes a cavity and a coaxial connector, the coaxial connector includes an outer conductor integrally formed with the cavity, an inner conductor is disposed in the outer conductor, the inner conductor penetrates through the cavity, the outer conductor is sleeved with a connection sleeve made of a salt mist resistant material, the connection sleeve is provided with a locking mechanism, and the coaxial connector is fixedly connected with another coaxial connector, which is a male connector and a female connector, through the locking mechanism.
According to a preferred embodiment of the invention, the locking means is an external thread provided on the outer surface of the connection sleeve.
According to a preferred embodiment of the invention, the salt spray-resistant material of which the joint sleeve is made comprises copper and/or silver.
According to a preferred embodiment of the invention, the connection region of the outer conductor and the connection sleeve is provided with a sealing means on the side close to the cavity.
According to a preferred embodiment of the present invention, the outer wall of the outer conductor is provided with a sealing groove, and the sealing device includes a sealing ring disposed in the sealing groove.
According to a preferred embodiment of the present invention, the outer conductor is sleeved on the outer wall of the connection sleeve, and the connection sleeve is connected with the outer conductor in a threaded connection or an interference fit connection.
According to a preferred embodiment of the invention, the connecting sleeve is sleeved on the outer wall of the outer conductor, the connecting sleeve is in threaded connection with the outer conductor, and the outer wall of the outer conductor and the inner wall of the connecting sleeve are respectively provided with a first external thread and a first internal thread which are matched with each other.
According to a preferred embodiment of the present invention, the outer wall of the outer conductor at least includes a first connection surface and a second connection surface which are stepped toward the axial direction of the outer conductor, the first connection surface is located at a side close to the cavity, the outer diameter of the first connection surface is larger than that of the second connection surface, and the first connection surface is connected with the second connection surface by a stepped surface which extends along the radial direction of the outer conductor; the first external thread is arranged on the first connecting surface of the outer conductor, the inner wall of the connecting sleeve is provided with a circle of limiting bosses protruding inwards along the diameter of the connecting sleeve, the stepped surface of the outer conductor is abutted against the limiting bosses, and the axial position of the connecting sleeve is limited from one side close to the cavity.
According to a preferred embodiment of the invention, an annular clamping member is arranged between the outer conductor and the connecting sleeve, the clamping member is fixedly connected with the outer conductor, the end surface of the clamping member, which is close to one side of the cavity, abuts against the limiting boss, and the axial position of the connecting sleeve is limited from one side far away from the cavity.
According to a preferred embodiment of the invention, the end face of the clamping member on the side remote from the cavity is provided with a notch, and the notch is used as a force application point of a clamping tool to fixedly connect the clamping member to the outer conductor.
According to a preferred embodiment of the present invention, the second connecting surface of the outer conductor is provided with a second external thread, the second external thread and the first external thread are opposite threads, and the fastening member is a locknut fixedly connected to the second external thread.
According to a preferred embodiment of the invention, the clamping member is a collar connected with the second connection surface in an interference fit.
According to a preferred embodiment of the invention, the clamping member is a collar resiliently connected to the second connection surface.
In order to solve the above problems, the present invention further provides a connector assembly, including a first connector and a second connector which are male and female with each other, the first connector includes a first outer conductor, a first inner conductor is disposed in the first outer conductor, the first outer conductor is sleeved with a first connection sleeve made of a salt spray resistant material, and a first locking mechanism is disposed on the first connection sleeve; the second connector comprises a second inner conductor inserted into the first inner conductor, a second outer conductor sleeved with the first outer conductor, a second connecting sleeve sleeved with the first connecting sleeve, and a second locking mechanism which is mutually locked with the first locking mechanism and arranged on the second connecting sleeve.
According to a preferred embodiment of the invention, the first locking means is an external thread provided on the outer surface of the first coupling sleeve.
According to a preferred embodiment of the invention, the salt spray-resistant material of which the first joint sleeve is made comprises copper and/or silver.
According to a preferred embodiment of the invention, the connection region of the first outer conductor and the first connection bushing is provided with a sealing means on the side close to the cavity.
Compared with the prior art, in the cavity filter provided by the invention, the outer conductor of the connector and the cavity are integrally cast, so that the separate casting process of the connector and the assembling process between the connector and the cavity are reduced, the manufacturing cost is reduced, and meanwhile, the leakage of radio frequency signals is avoided. Because the connecting sleeve is connected with the outer conductor in a split manner, the connecting sleeve can be prevented from being cast by aluminum alloy with low salt mist resistance as the cavity, and is made of materials with high salt mist resistance, such as copper or silver, so that the salt mist resistance of the cavity filter is improved.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a split type cavity filter and connector in the prior art;
FIG. 2 is a schematic diagram of a prior art fully integrated cavity filter and connector;
FIG. 3 is a schematic diagram of a partial structure of a cavity filter according to a preferred embodiment of the present invention;
FIG. 4 is a sectional view of a partial structure of the cavity filter in the embodiment of FIG. 3;
FIG. 5 is a cross-sectional view of the integral structure of the outer conductor and the cavity of the embodiment of FIG. 3;
FIG. 6 is a sectional view of the construction of the connection sleeve of the embodiment of FIG. 3;
FIG. 7 is a schematic diagram of the structure of the inner conductor in the embodiment of FIG. 3;
FIG. 8 is a schematic view of the construction of the retainer of the embodiment of FIG. 3;
FIG. 9 is a schematic diagram of the structure of the insulating medium in the embodiment of FIG. 3;
FIG. 10 is a schematic structural diagram of a cavity filter according to another embodiment of the present invention;
FIG. 11 is a schematic cross-sectional view of the first connector of a preferred embodiment of the connector assembly of the present invention;
FIG. 12 is a schematic view of a second connection mated with FIG. 11; and
fig. 13 is a partial sectional view of the second connector of fig. 12.
[ detailed description ] embodiments
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Similarly, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Referring to fig. 3 and 4 together, fig. 3 is a schematic diagram of a partial structure of a cavity filter according to a preferred embodiment of the present invention, and fig. 4 is a sectional view of the partial structure of the cavity filter in the embodiment of fig. 3, where the cavity filter includes a cavity 1 and a coaxial connector 2.
Specifically, the coaxial connector 2 includes an outer conductor 21 integrally formed with the cavity 1, please refer to fig. 5, fig. 5 is a cross-sectional view of the outer conductor and the cavity integrated structure in the embodiment of fig. 3, wherein the outer conductor 21 is in a cylindrical tube shape, an outer wall at least includes a first connection surface 213 and a second connection surface 214 which are distributed in a step shape in an axial direction of the outer conductor 21, the first connection surface 213 is located at a side close to the cavity 1, an outer diameter of the first connection surface 213 is larger than an outer diameter of the second connection surface 214, the first connection surface 213 and the second connection surface 214 are connected by a step surface 215 extending along a radial direction of the outer conductor 21, and a sealing groove 211 is further disposed at a side of the first connection.
The first connection surface 213 of the outer conductor 21 is provided with a first external thread 212, and the second connection surface 214 of the outer conductor 21 is provided with a second external thread 216, wherein the first and second external threads may be opposite to each other.
Referring to fig. 6, fig. 6 is a structural cross-sectional view of the connection sleeve in the embodiment of fig. 3, a locking mechanism 231 is disposed on an outer surface of the connection sleeve 23, and the coaxial connector is fixedly connected with another coaxial connector which is male and female with the locking mechanism 231. In a preferred embodiment, the locking mechanism 231 is a second external thread. The locking mechanism may also be knurled.
The inner wall of the connecting sleeve 23 is provided with a first internal thread 232, the first internal thread 232 is matched with the first external thread 212 and is used for connecting the connecting sleeve 23 with the outer conductor 21, and a sealing device 24 is arranged on one side of the connecting area of the connecting sleeve 23 and the outer conductor 21, which is close to the cavity 1, so as to ensure the waterproof grade of the cavity filter. The sealing device 24 may be a sealing ring disposed in a sealing groove 211 in the outer wall of the outer conductor 21.
The inner wall of the connection sleeve 23 is provided with a ring of limit projections 233 protruding radially inward along the connection sleeve 23, and when the connection sleeve 23 is mated with the outer conductor 21, the stepped surface 215 of the outer conductor 21 abuts against the limit projections 233 to limit the axial position of the connection sleeve 23 from the side close to the cavity 1.
In a preferred embodiment, the connection sleeve 23 is made of a salt mist resistant material, which may be copper, silver, an alloy without magnetism, or a polyester-based polymer material.
Referring to fig. 7, fig. 7 is a schematic structural view of the inner conductor in the embodiment of fig. 3, the inner conductor 22 is disposed inside the outer conductor 21 and penetrates through the cavity 1, the inner conductor 22 specifically includes a rod 221 and a connector end 222 disposed at an end of the rod 221, the connector end 222 is a cylinder with a gradually-tapered opening and is provided with a plurality of slits along an axial direction, so as to generate an elastic contact force when being matched with an inner conductor contact member which is matched with the connector end.
Referring to fig. 4 and 8 together, fig. 8 is a schematic structural diagram of the clamping member in the embodiment of fig. 3, the clamping member 25 is disposed between the outer conductor 21 and the connecting sleeve 23, the clamping member 25 is provided with an internal thread 252 engaged with the second external thread 216 on the second connecting surface 214 of the outer conductor 21, an end surface of the clamping member 25 near the cavity 1 abuts against the limit boss 233 in the connecting sleeve 23 to limit the axial position of the connecting sleeve 23 from a side far from the cavity 1, and then, the stepped surface 215 abuts against the limit boss 233 from a side near the cavity 1, so that the axial position of the connecting sleeve 23 is completely limited.
Preferably, the retainer 25 is a locknut fixedly coupled to the second external thread 216, and the second external thread 216 is opposite to the first external thread 212 that mates with the coupling sleeve 23 and the outer conductor 21 to prevent loosening of the coupling sleeve 23.
Wherein, the end face of the clamping member 25 far from the cavity 1 is provided with a notch 251, and the notch 251 is used as the force application point of the clamping tool to fixedly connect the clamping member 25 to the outer conductor 21.
Of course, the connection form of the clamping member 25 and the outer conductor 21 is not limited to the connection through the mutually opposite screw threads, and may also be connected with the second connection surface 214 through an interference fit of a retaining ring, or clamped with the second connection surface 214 of the outer conductor through an elastic collar, which is within the understanding range of those skilled in the art and will not be described herein again.
Further, the coaxial connector further includes an insulating medium 26, please refer to fig. 9, fig. 9 is a schematic structural diagram of the insulating medium in the embodiment of fig. 3, the insulating medium 26 is in a hollow cylindrical shape and is disposed in the outer conductor 21, and an outer wall of the insulating medium 26 is in interference fit with an inner wall of the outer conductor 21; the insulating medium 26 is provided with an inner hole, the inner conductor is in interference fit with the inner hole, the insulating medium 26 is used for clamping the inner conductor 22 in the outer conductor 21, and the periphery of the insulating medium 26 is further provided with a middle groove 261 for accommodating a rubber strip so as to enhance the sealing effect of the coaxial connector.
In the cavity filter provided by the embodiment, the outer conductor of the connector and the cavity are integrally cast, so that the independent casting process of the connector and the assembling process between the connector and the cavity are reduced, the manufacturing cost is reduced, and meanwhile, the leakage of radio frequency signals is also avoided. Because the connecting sleeve is connected with the outer conductor in a split mode, the connecting sleeve can be prevented from being cast by aluminum alloy with low salt mist resistance as a cavity, and is made of materials with high salt mist resistance, such as copper or silver, so that the salt mist resistance of the cavity filter is improved.
As mentioned above, fig. 4 discloses one of the connection manners of the connection sleeve and the outer conductor, that is, the connection sleeve is sleeved on the outer wall of the outer conductor and is in threaded connection with the outer conductor, but the connection sleeve and the outer conductor in fig. 4 may also adopt the connection manners such as interference fit connection, die-casting connection or elastic clamping connection. The cavity filter shown in fig. 10 discloses another connection mode of the connection sleeve and the outer conductor, in this embodiment, the outer conductor 100 is sleeved on the outer wall of the connection sleeve 200, and the outer conductor 100 is connected with the connection sleeve 200 in a threaded connection or an interference fit manner. Specifically, the outer conductor 100 is tubular and has a limiting cavity on its inner surface. The connecting sleeve 200 comprises a connecting part 210 and a locking part 220 which are sequentially arranged along the axial direction, and the connecting part 210 is in interference fit connection or threaded connection with the limiting cavity; the outer wall of the locking portion 220 is provided with an external thread for connecting another coaxial connector which is male and female with the coaxial connector. The middle part of the end face of the locking part 220 of the connecting sleeve 200 is recessed inwards to form an annular butt-joint face, when the two coaxial connectors are locked with each other, the end face of the outer conductor of the other coaxial connector abuts against the butt-joint face, so that the outer conductor of the other coaxial connector is electrically connected with the outer conductor 100 of the coaxial connector through the connecting sleeve 200 of the coaxial connector. The inner wall of the joint sleeve 200 is stepped in two steps to form a positioning ledge 230 extending radially along the joint sleeve 200. The connecting sleeve 200 is provided with an insulator 300 and an inner conductor 400 in sequence along the radial direction, the insulator 300 is in interference fit with the inner wall of the connecting sleeve 200 and abuts against the positioning clamping table 230, the center of the insulator 300 is provided with a through hole extending along the axial direction, and the inner conductor 400 is in interference fit with the insulator 300.
Fig. 11-13 show a cross-sectional view of a first connector of a preferred embodiment of a connector assembly of the present invention, fig. 12 shows a cross-sectional view of a second connector mated with fig. 11, and fig. 13 shows a cross-sectional view of a portion of the second connector of fig. 12; wherein the connector assembly comprises a first connector 3 and a second connector 4 which are male and female to each other.
The first connector 3 comprises a first outer conductor 31, a first inner conductor 32 is arranged in the first outer conductor 31, the first outer conductor 31 is sleeved with a first connecting sleeve 33 made of salt mist resistant material, and a first locking mechanism 331 is arranged on the first connecting sleeve 33;
the second connector 4 comprises a second inner conductor 41 inserted into the first inner conductor 32, a second outer conductor 42 sleeved on the first outer conductor 31, and a second connecting sleeve 43 sleeved on the first connecting sleeve 33, wherein the second connecting sleeve 43 is provided with a second locking mechanism 431 locked with the first locking mechanism 331. Specifically, the first outer conductor 31 is cylindrical, the outer wall at least includes a first connection surface and a second connection surface which are distributed in a step shape in the axial direction of the first outer conductor 31, the first connection surface is located at a side close to the cavity, the outer diameter of the first connection surface is larger than that of the second connection surface, the first connection surface and the second connection surface are connected by a step surface extending along the radial direction of the first outer conductor 31, and a sealing groove is further disposed at a side of the first connection surface close to the cavity. A first external thread is disposed on the first connection surface of the first outer conductor 31, a second external thread is disposed on the second connection surface of the first outer conductor 31, the second external thread is the first locking mechanism 331, and the first and second external threads may be opposite to each other.
The inner wall of the first connecting sleeve 33 is provided with a first internal thread, the first internal thread is matched with the first external thread and is used for connecting the first connecting sleeve 33 with the first outer conductor 31, and a sealing device 5 is arranged on one side, close to the cavity, of the connecting area of the first connecting sleeve 33 and the first outer conductor 31 so as to ensure the waterproof grade of the cavity filter. The sealing means 5 may be a sealing ring, which is arranged in a sealing groove in the outer wall of the first outer conductor 31.
The inner wall of the first coupling sleeve 33 is provided with a ring of limiting bosses protruding radially inward along the first coupling sleeve 33, and when the first coupling sleeve 33 is fitted to the first outer conductor 31, the stepped surface of the first outer conductor 31 abuts against the limiting bosses to limit the axial position of the first coupling sleeve 33 from the side close to the cavity.
In a preferred embodiment, the first connection sleeve 33 is made of a salt fog resistant material, which may be copper or silver, an alloy without magnetism, or a polymer material like polyester.
The first inner conductor 32 is disposed inside the first outer conductor 31 and penetrates through the cavity, and the first inner conductor 32 specifically includes a rod body and a joint end disposed at an end of the rod body, the joint end is a cylinder with an opening gradually reduced and is provided with a plurality of slits along an axial direction, so as to generate an elastic contact force when the second inner conductor is matched with the first inner conductor, and ensure stability of electrical connection between the first inner conductor 32 and the second inner conductor 41.
The inner wall of the second outer conductor 42 is provided with a step surface extending along the radial direction, the second locking mechanism 431 is a second internal thread arranged on the inner wall of the second connecting sleeve 43, when the first locking structure 331 and the second locking mechanism 431 are tightened, the end surface of the first outer conductor 31 abuts against the step surface of the second outer conductor 42, so that the first outer conductor 31 and the second outer conductor 42 are electrically connected.
According to the connector assembly provided by the embodiment, firstly, the outer conductor and the cavity are integrally cast and formed, so that the machining process and the assembling process of the connector assembly are reduced, and the manufacturing cost is reduced; in addition, a structure for preventing the connecting sleeve from loosening by using the locknut is designed, and firm connection is ensured.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (17)
- The utility model provides a cavity filter, its characterized in that includes cavity and coaxial connector, coaxial connector includes the outer conductor with cavity integrated into one piece, be equipped with the inner conductor in the outer conductor, the inner conductor runs through the cavity, the outer conductor cup joints with the adapter sleeve who makes with salt spray prevention material, the last locking mechanism that is equipped with of adapter sleeve, coaxial connector passes through locking mechanism and another coaxial connector fixed connection that each other is public mother with it.
- The cavity filter of claim 1, wherein the locking mechanism is an external thread provided on an outer surface of the connection sleeve.
- The cavity filter of claim 1, wherein the salt spray resistant material from which the coupling sleeve is made comprises copper and/or silver.
- The cavity filter of claim 3, wherein a side of the connection region of the outer conductor and the connection sleeve near the cavity is provided with a sealing means.
- The cavity filter of claim 4, wherein the outer wall of the outer conductor is provided with a sealing groove, and the sealing means comprises a sealing ring disposed in the sealing groove.
- The cavity filter according to any one of claims 1 to 5, wherein the outer conductor is sleeved on the outer wall of the connection sleeve, and the connection sleeve is connected with the outer conductor in a threaded connection or an interference fit manner.
- The cavity filter of any one of claims 1 to 5, wherein the connection sleeve is sleeved on the outer wall of the outer conductor, the connection sleeve is in threaded connection with the outer conductor, and the outer wall of the outer conductor and the inner wall of the connection sleeve are respectively provided with a first external thread and a first internal thread which are matched with each other.
- The cavity filter according to claim 7, wherein the outer wall of the outer conductor includes at least a first connection face and a second connection face stepped toward the axial direction of the outer conductor,the first connecting surface is positioned at one side close to the cavity, the outer diameter of the first connecting surface is larger than that of the second connecting surface, and the first connecting surface is connected with the second connecting surface through a stepped surface extending along the radial direction of the outer conductor;first external screw thread is established on the first connection face of outer conductor, connecting sleeve's inner wall is equipped with the round and follows the spacing boss of connecting sleeve pipe radial inner protrusion, the ladder face butt of outer conductor spacing boss is followed and is close to cavity one side is injectd connecting sleeve's axial position.
- The cavity filter of claim 8,an annular clamping piece is arranged between the outer conductor and the connecting sleeve, the clamping piece is fixedly connected with the outer conductor, the end face, close to one side of the cavity, of the clamping piece is abutted to the limiting boss, and the axial position of the connecting sleeve is limited on one side, far away from the cavity, of the clamping piece.
- The cavity filter of claim 9,the clamping piece is provided with a notch on the end face of one side, far away from the cavity, of the clamping piece, and the notch is used as a force application point of a clamping tool so as to fixedly connect the clamping piece to the outer conductor.
- The cavity filter of claim 10,and a second external thread is arranged on the second connecting surface of the outer conductor, the second external thread and the first external thread are reverse threads, and the clamping piece is a locknut fixedly connected with the second external thread.
- The cavity filter of claim 10,the clamping piece is a check ring connected with the second connecting surface in an interference fit mode.
- The cavity filter of claim 10,the clamping piece is a clamping ring elastically connected with the second connecting surface.
- The utility model provides a connector assembly, includes first connector and the second connector that each other is public female, its characterized in that:the first connector comprises a first outer conductor, a first inner conductor is arranged in the first outer conductor, the first outer conductor is sleeved with a first connecting sleeve made of salt mist resistant materials, and a first locking mechanism is arranged on the first connecting sleeve;the second connector comprises a second inner conductor inserted into the first inner conductor, a second outer conductor sleeved on the first outer conductor, and a second connecting sleeve sleeved on the first connecting sleeve, wherein a second locking mechanism mutually locked with the first locking mechanism is arranged on the second connecting sleeve.
- The connector assembly of claim 14, wherein the first locking mechanism is external threads provided on an outer surface of the first coupling sleeve.
- The connector assembly of claim 14, wherein the salt spray resistant material from which the first coupling sleeve is made comprises copper and/or silver.
- The connector assembly of claim 14, wherein a side of the connection region of the first outer conductor and the first connection sleeve adjacent the cavity is provided with a sealing means.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2014/080436 WO2015192382A1 (en) | 2014-06-20 | 2014-06-20 | Cavity filter and connector assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105612666A true CN105612666A (en) | 2016-05-25 |
| CN105612666B CN105612666B (en) | 2018-04-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480034973.5A Active CN105612666B (en) | 2014-06-20 | 2014-06-20 | Cavity body filter and connector assembly |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105612666B (en) |
| WO (1) | WO2015192382A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416841A (en) * | 2019-08-07 | 2019-11-05 | 迈特通信设备（苏州）有限公司 | A kind of coaxial connector for cavity body filter |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3280010A1 (en) | 2016-08-04 | 2018-02-07 | Spinner GmbH | Low passive intermodulation rf connector |
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| CN1929103A (en) * | 2005-09-09 | 2007-03-14 | 鸿富锦精密工业（深圳）有限公司 | Producing process for digital camera module |
| US20100111397A1 (en) * | 2008-10-31 | 2010-05-06 | Texas Instruments Incorporated | Method and system for analyzing breast carcinoma using microscopic image analysis of fine needle aspirates |
| CN101794939A (en) * | 2009-02-01 | 2010-08-04 | 深圳市研通高频技术有限公司 | Coaxial connector device |
| CN201576730U (en) * | 2009-06-02 | 2010-09-08 | 深圳市大富科技股份有限公司 | Integral-type cavity filter |
| CN101908664A (en) * | 2009-06-02 | 2010-12-08 | 深圳市大富科技股份有限公司 | Cavity filter |
| CN101964864A (en) * | 2009-07-21 | 2011-02-02 | 鸿富锦精密工业（深圳）有限公司 | Camera module |
| CN202068059U (en) * | 2011-02-21 | 2011-12-07 | 京信通信***（中国）有限公司 | Structure of transforming female joint connector into male joint connector |
| CN102623829A (en) * | 2012-03-09 | 2012-08-01 | 深圳市大富科技股份有限公司 | Cavity filter, connector and corresponding manufacturing processes |
| CN202888365U (en) * | 2012-10-12 | 2013-04-17 | 深圳市大富科技股份有限公司 | Integrated cavity filter and connector |
| CN203433253U (en) * | 2013-08-29 | 2014-02-12 | 云南华宇光电有限公司 | Telephoto lens possessing moistureproof function |
| CN204067533U (en) * | 2014-06-20 | 2014-12-31 | 深圳市大富科技股份有限公司 | Cavity body filter and connector assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416841A (en) * | 2019-08-07 | 2019-11-05 | 迈特通信设备（苏州）有限公司 | A kind of coaxial connector for cavity body filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105612666B (en) | 2018-04-24 |
| WO2015192382A1 (en) | 2015-12-23 |
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Address after: 233000 building 4, national financial incubation Industrial Park, 17 Yannan Road, high tech Zone, Bengbu City, Anhui Province Patentee after: Dafu Technology (Anhui) Co., Ltd Address before: 518108, Guangdong, Shenzhen province Baoan District manhole Street oyster road manhole Industrial Company Third Industrial Zone A1, A2, A3 101 and 2 layers, A4 Patentee before: SHENZHEN TATFOOK TECHNOLOGY Co.,Ltd. |