CN104124565B - A kind of antiknock seal switching device of radio frequency cable - Google Patents
A kind of antiknock seal switching device of radio frequency cable Download PDFInfo
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- CN104124565B CN104124565B CN201410380151.4A CN201410380151A CN104124565B CN 104124565 B CN104124565 B CN 104124565B CN 201410380151 A CN201410380151 A CN 201410380151A CN 104124565 B CN104124565 B CN 104124565B
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- socket
- ring flange
- insulated tube
- mounting pipe
- radio frequency
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Abstract
The invention discloses a kind of antiknock seal switching device of radio frequency cable, comprise socket and ring flange, the two ends of socket are all for being connected with radio frequency cable joint, on ring flange, submarginal position is provided with multiple ring flange installing hole for mounting flange, ring flange is provided with multiple socket mounting hole for mounting receptacle by paracentral position, the stage casing of socket is installed in socket mounting hole, position ring flange is positioned at beyond multiple socket mounting hole is provided with sealed groove, is provided with sealing ring in sealed groove.The present invention is by installing concentratedly on ring flange by multiple socket, ring flange is by being tightly connected between sealing ring and airtight container wall, the socket core of socket, between insulated tube and mounting pipe, sintering is tightly connected, between socket with ring flange, welded seal is connected, be hard material to be directly tightly connected formation isolation effect, thus realize the effect having strong shock resistance and high-efficient and lasting sealing concurrently; Have simultaneously installation simply, advantage fast.
Description
Technical field
The present invention relates to a kind of radio frequency cable switching device, particularly relate to a kind of antiknock seal switching device with the radio frequency cable of efficient sealed effect.
Background technology
The switching of radio frequency coaxial-cable, can select the connector for radio-frequency coaxial cable on market at present, but it does not have sealing function, more can not ensure the sealing of cable passage after shock wave.
For the airtight container still having long term seal to require after blasting therein, its cable through airtight container wall also will keep the long term seal after exploding, so need a kind ofly there is antiknock function and the long-term cable seal switching device keeping sealing state, make it after bearing the effect of certain impact ripple, still keep leak rate to be not more than a certain setting for a long time, but traditional connector for radio-frequency coaxial cable does not have this function, above-mentioned application demand cannot be met, need according to requirements to design, manufacture the seal switching device with antiknock function.
Summary of the invention
Object of the present invention is just to provide a kind of antiknock seal switching device with the radio frequency cable that still can keep sealing effectiveness after withstanding shocks to solve the problem.
The present invention is achieved through the following technical solutions above-mentioned purpose:
A kind of antiknock seal switching device of radio frequency cable, comprise socket, the two ends of described socket are all for being connected with radio frequency cable joint, described seal switching device also comprises ring flange, on described ring flange, submarginal position is provided with multiple ring flange installing hole for installing described ring flange, described ring flange is provided with multiple socket mounting hole for installing described socket by paracentral position, the stage casing of described socket is installed in described socket mounting hole, the position described ring flange is positioned at beyond multiple described socket mounting hole is provided with sealed groove, in described sealed groove, sealing ring is installed.
In said structure, ring flange is as the carrier connected with airtight container wall, and all sockets are all installed on ring flange, and ring flange, by sealed attachment between sealing ring and airtight container wall, forms the first sealing of this seal switching device.
Preferably, the stage casing welded and installed of described socket is in described socket mounting hole; Described sealed groove is two of collateral arrangement, is provided with metal o-ring in the described sealed groove of inner side, is provided with rubber seal in the described sealed groove in outside.Metal o-ring material capability is stablized, and plays long term seal effect; Rubber seal can be aging, but its elasticity can ensure to seal when exploding the bolt lengthening of instantaneous mounting flange and airtight container wall, and this structure has better sealing effectiveness.
Particularly, described socket comprises the socket core, insulated tube and the mounting pipe that are set with successively from inside to outside, described socket core is made up of the solid sheet metal of centre and the metallic plug at two ends, described mounting pipe is metal tube, the two ends of described mounting pipe are respectively equipped with screw thread, the stage casing outer surface of described mounting pipe is provided with the outer bulge loop of mounting pipe for being connected with described ring flange, is all tightly connected between the solid metal panel edges of described socket core and the inwall of described insulated tube, between the outer wall of described insulated tube and the inwall of described mounting pipe.In this structure, whole socket, under the prerequisite realizing inside and outside conducting transmission function, utilizes the hard material of strong shock resistance directly to form isolation effect, thus forms the second sealing of this seal switching device.
Preferably, the outer surface of the solid sheet metal of described socket core is provided with the outer bulge loop of socket core, the inwall circumferential surface in described insulated tube stage casing is provided with the insulated tube internal projecting ring that internal diameter is less than the external diameter of the outer bulge loop of described socket core, the outer wall circumferential surface in described insulated tube stage casing is provided with the outer bulge loop of insulated tube, the inwall circumferential surface in described mounting pipe stage casing is provided with the mounting pipe internal projecting ring that internal diameter is less than the external diameter of the outer bulge loop of described insulated tube, described socket core is outer between bulge loop and described insulated tube internal projecting ring, outer all the sintering between bulge loop and described mounting pipe internal projecting ring of described insulated tube is tightly connected, the outer bulge loop of described mounting pipe is connected with described ring flange welded seal.This structure had both been convenient to socket core, installation before sintering between insulated tube and mounting pipe, can make again socket core, directly connect as a whole by sintering between insulated tube and mounting pipe, the ability of combining efficient sealing and resisting strong impact.
Preferably, described socket core is can valve alloy socket core, and described insulated tube is ceramic insulating tube, and described mounting pipe is can valve compo pipe.
Beneficial effect of the present invention is:
The present invention is by installing concentratedly on ring flange by multiple socket, ring flange is by being tightly connected between sealing ring and airtight container wall, the socket core of socket, to be tightly connected by sintering formation between insulated tube and mounting pipe, be tightly connected by welding formation between socket with ring flange, be hard material to be directly tightly connected formation isolation effect, realize two seals, thus realize the effect having strong shock resistance and high-efficient and lasting sealing concurrently, can after 30MPa shock reflection Overpressure, the leak rate of cable passage is less than or equal to 1 × 10
-6pam
3/ s; In addition, installing seal switching device of the present invention only needs to connect coaxial radio frequency cable and mounting flange, and installation procedure is simple, effectively reduces the operational motion in explosive environment and the time of staying.
Accompanying drawing explanation
Fig. 1 is the front view of the antiknock seal switching device of radio frequency cable of the present invention;
Fig. 2 is the A-A cutaway view Amplified image in Fig. 1;
Fig. 3 is the axial cutaway view of socket of the present invention, and visual angle is identical with Fig. 1;
Fig. 4 is the axial cutaway view of mounting pipe of the present invention, and visual angle is identical with Fig. 3;
Fig. 5 is the stereogram of mounting pipe of the present invention;
Fig. 6 is the axial cutaway view of insulated tube of the present invention, and visual angle is identical with Fig. 3;
Fig. 7 is the stereogram of insulated tube of the present invention;
Fig. 8 is the axial cutaway view of socket core of the present invention, and visual angle is identical with Fig. 3;
Fig. 9 is the stereogram of socket core of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As depicted in figs. 1 and 2, the antiknock seal switching device of radio frequency cable of the present invention comprises socket 2 and ring flange 1, the two ends of socket 2 are all for being connected with radio frequency cable joint (not shown), on ring flange 1, submarginal position is provided with multiple ring flange installing hole 11 for mounting flange 1, ring flange 1 is provided with multiple socket mounting hole for mounting receptacle 2 by paracentral position (blocked by socket 2, unmarked in figure), the stage casing of socket 2 is installed in socket mounting hole, on ring flange 1, the position be arranged in beyond multiple socket mounting hole is provided with sealed groove (figure is unmarked), sealed groove is two of collateral arrangement, in the sealed groove of inner side, metal o-ring 13 is installed, in the sealed groove in outside, rubber seal 12 is installed.
As shown in Fig. 3-Fig. 9, socket 2 comprises the socket core 23, insulated tube 22 and the mounting pipe 21 that are set with successively from inside to outside; Socket core 23 is made up of the solid sheet metal 232 of centre and the metallic plug 231 at two ends, and the outer surface of the solid sheet metal 232 of socket core 23 is provided with the outer bulge loop 233 of socket core; The inwall circumferential surface in insulated tube 22 stage casing is provided with the insulated tube internal projecting ring 221 that internal diameter is less than the external diameter of the outer bulge loop 232 of socket core, and the outer wall circumferential surface in insulated tube 22 stage casing is provided with the outer bulge loop 222 of insulated tube; Mounting pipe 21 is metal tube, the two ends of mounting pipe 21 are respectively equipped with screw thread 211, the stage casing outer surface of mounting pipe 21 is provided with the outer bulge loop 212 of mounting pipe for being connected with ring flange 1, and the inwall circumferential surface in mounting pipe 21 stage casing is provided with the mounting pipe internal projecting ring 213 that internal diameter is less than the external diameter of the outer bulge loop 222 of insulated tube; Socket core is outer between bulge loop 233 and insulated tube internal projecting ring 221, outer all the sintering between bulge loop 222 and mounting pipe internal projecting ring 213 of insulated tube is tightly connected, the outer bulge loop 212 of mounting pipe is connected with ring flange 1 welded seal, here sintering adopts following technique: room temperature is raised to 200 DEG C in 20 minutes, be incubated 120 minutes, within 30 minutes, be raised to 560 DEG C, be incubated 60 minutes, be naturally down to normal temperature; Welding adopts electron beam welding welding, and welding method is circumferential electron beam welding, welds dark 1.5mm, welding condition is under the pressure of 10Pa ~ 10-1Pa: accelerating voltage 45kV, focus current 1.92A, weld fast 200mm/min, electronics 4mA, postwelding radiographic inspection, must not have crackle.Above-mentioned socket core 23 adopts 4J33 (YB/T5234) can valve alloy, and insulated tube 22 adopts A95 (GB/T5593) pottery, and mounting pipe 21 adopts can valve alloy.
Composition graphs 1-Fig. 9, during application, first puts in place the socket core 23 of socket 2, insulated tube 22 and mounting pipe 21 suit, is then sintered in one, form socket 2 completely isolated between two ends.Again socket 2 is welded on ring flange 1, after radio frequency cable joint and socket 2 are connected, finally ring flange 1 screw is installed on airtight container wall, make metal o-ring 13 and rubber seal 12 all with airtight container wall surface close contact, complete the installation of whole seal switching device.Because socket 2 itself has isolation features, so there is no seal request for socket 2 and the syndeton of radio frequency cable joint, connect as long as conduction can be realized.
Above-described embodiment is preferred embodiment of the present invention; it is not the restriction to technical solution of the present invention; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of patent of the present invention.
Claims (5)
1. the antiknock seal switching device of a radio frequency cable, comprise socket, the two ends of described socket are all for being connected with radio frequency cable joint, it is characterized in that: also comprise ring flange, on described ring flange, submarginal position is provided with multiple ring flange installing hole for installing described ring flange, described ring flange is provided with multiple socket mounting hole for installing described socket by paracentral position, the stage casing of described socket is installed in described socket mounting hole, the position described ring flange is positioned at beyond multiple described socket mounting hole is provided with sealed groove, in described sealed groove, sealing ring is installed, the stage casing welded and installed of described socket is in described socket mounting hole, described sealed groove is two of collateral arrangement, is provided with metal o-ring in the described sealed groove of inner side, is provided with rubber seal in the described sealed groove in outside.
2. the antiknock seal switching device of radio frequency cable according to claim 1, it is characterized in that: described socket comprises the socket core be set with successively from inside to outside, insulated tube and mounting pipe, described socket core is made up of the solid sheet metal of centre and the metallic plug at two ends, described mounting pipe is metal tube, the two ends of described mounting pipe are respectively equipped with screw thread, the stage casing outer surface of described mounting pipe is provided with the outer bulge loop of mounting pipe for being connected with described ring flange, between the solid metal panel edges of described socket core and the inwall of described insulated tube, all be tightly connected between the outer wall of described insulated tube and the inwall of described mounting pipe.
3. the antiknock seal switching device of radio frequency cable according to claim 2, it is characterized in that: the outer surface of the solid sheet metal of described socket core is provided with the outer bulge loop of socket core, the inwall circumferential surface in described insulated tube stage casing is provided with the insulated tube internal projecting ring that internal diameter is less than the external diameter of the outer bulge loop of described socket core, the outer wall circumferential surface in described insulated tube stage casing is provided with the outer bulge loop of insulated tube, the inwall circumferential surface in described mounting pipe stage casing is provided with the mounting pipe internal projecting ring that internal diameter is less than the external diameter of the outer bulge loop of described insulated tube, described socket core is outer between bulge loop and described insulated tube internal projecting ring, outer all the sintering between bulge loop and described mounting pipe internal projecting ring of described insulated tube is tightly connected, the outer bulge loop of described mounting pipe is connected with described ring flange welded seal.
4. the antiknock seal switching device of radio frequency cable according to claim 3, is characterized in that: described socket core is for can valve alloy socket core, and described insulated tube is ceramic insulating tube, and described mounting pipe is can valve compo pipe.
5. the antiknock seal switching device of radio frequency cable according to claim 2, is characterized in that: described socket core is for can valve alloy socket core, and described insulated tube is ceramic insulating tube, and described mounting pipe is can valve compo pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410380151.4A CN104124565B (en) | 2014-08-04 | 2014-08-04 | A kind of antiknock seal switching device of radio frequency cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410380151.4A CN104124565B (en) | 2014-08-04 | 2014-08-04 | A kind of antiknock seal switching device of radio frequency cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104124565A CN104124565A (en) | 2014-10-29 |
| CN104124565B true CN104124565B (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410380151.4A Active CN104124565B (en) | 2014-08-04 | 2014-08-04 | A kind of antiknock seal switching device of radio frequency cable |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6203788B2 (en) * | 2015-07-23 | 2017-09-27 | ファナック株式会社 | Rotary table device and electric discharge machine equipped with the rotary table device |
| CN113937553B (en) * | 2021-10-25 | 2023-09-22 | 中国电子科技集团公司第二十九研究所 | Multipath radio frequency sealing input/output device based on BMA connector |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20206394U1 (en) * | 2002-04-22 | 2002-07-25 | Schmitt Fred R | Bus housing and inserts for the cable entry openings of the bus housing |
| CN201533088U (en) * | 2009-11-10 | 2010-07-21 | 中国电子科技集团公司第二十三研究所 | Three-coaxial water seal connector |
| CN201935779U (en) * | 2010-12-14 | 2011-08-17 | 广州大学 | Electric logging window |
| JP5683257B2 (en) * | 2010-12-24 | 2015-03-11 | 矢崎総業株式会社 | Relay connector |
| CN202633594U (en) * | 2012-04-10 | 2012-12-26 | 中航光电科技股份有限公司 | High pressure resistant seal connector |
| CN102683993B (en) * | 2012-05-23 | 2015-01-07 | 托肯恒山科技（广州）有限公司 | Lead wire structure for sealing and explosion protection of shell |
| CN203277795U (en) * | 2013-04-28 | 2013-11-06 | 陕西华达科技股份有限公司 | Integral-type millimeter-wave hermetically-sealed adapter |
| CN203983610U (en) * | 2014-08-04 | 2014-12-03 | 中国工程物理研究院总体工程研究所 | A kind of antiknock seal switching device of radio frequency cable |
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| CN104124565A (en) | 2014-10-29 |
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Inventor after: Wu Yue Inventor after: Tang Wei Inventor after: Wu Zhengxian Inventor after: Jiang Yuqing Inventor before: Wu Yue |
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