CN111478134B - Sealed waterproof type radio frequency cable subassembly tied in a bundle - Google Patents
Sealed waterproof type radio frequency cable subassembly tied in a bundle Download PDFInfo
- Publication number
- CN111478134B CN111478134B CN202010173965.6A CN202010173965A CN111478134B CN 111478134 B CN111478134 B CN 111478134B CN 202010173965 A CN202010173965 A CN 202010173965A CN 111478134 B CN111478134 B CN 111478134B
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- CN
- China
- Prior art keywords
- radio frequency
- shrinkable tube
- frequency connector
- double
- bunched
- 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.)
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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
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
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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
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5205—Sealing means between cable and housing, e.g. grommet
Landscapes
- Cable Accessories (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a sealed waterproof type bunched radio frequency cable assembly, which relates to the field of radio frequency cable connecting assemblies and comprises a bunched radio frequency connector plug, a radio frequency contact element, a bunched radio frequency connector tail accessory, a bunched radio frequency connector tail wire clamp and a radio frequency cable, wherein the bunched radio frequency connector plug, the radio frequency contact element, the bunched radio frequency connector tail accessory and the radio frequency cable form an end-to-end radio frequency signal transmission passage; the integral outside of the radio frequency cable harness is blown and sleeved with the continuous non-damaged oil-resistant soft rubber heat-shrinkable tube, two ends of the oil-resistant soft rubber heat-shrinkable tube extend to the tail accessory of the bundling radio frequency connector, and the problems that the dielectric constant between an inner conductor and an outer conductor is changed due to the fact that water enters between the inner conductor and the outer conductor of each radio frequency access contact element of the cable assembly, and then indexes such as standing waves and insertion loss of the radio frequency cable assembly are deteriorated and normal work of electronic equipment is affected are solved.
Description
Technical Field
The invention relates to the field of radio frequency cable connecting assemblies, in particular to a sealed waterproof bundling radio frequency cable assembly.
Background
Currently, in the field of rf cable connection technology, multiple rf signals between chassis of an electronic device are generally transmitted through a bundled rf cable. The common bundled radio frequency cable comprises 9 cores, 19 cores and the like, and 9 paths of radio frequency signals and 19 paths of radio frequency signals can be transmitted through one bundled radio frequency cable assembly respectively. The application of the cluster radio frequency cable assembly can greatly reduce the number of connectors and cables, save the installation space of a panel of electronic equipment, improve the installation and disassembly efficiency of the cables, and solve the problems that a single-core radio frequency cable assembly is easy to damage in the installation process and the like. However, the sealing and waterproofing problems of the cable assembly are not considered in the design of the current bunched cable assembly, and such a cable assembly is easily affected by factors such as natural precipitation or exposure after being applied to electronic equipment working outdoors, so that water enters the root of a cable assembly connector along a cable assembly wire harness and then enters between inner and outer conductors of each radio frequency access contact element in the cable assembly, the change of the dielectric constant between the inner and outer conductors is caused, the deterioration of indexes such as standing wave, insertion loss and the like of the radio frequency cable assembly is caused, and the normal work of the electronic equipment is affected.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: how to design a radio frequency cable subassembly tied in a bundle that can seal waterproof to because water gets into between the inside and outside conductor of each radio frequency access contact of cable subassembly, arouse that the dielectric constant between the inside and outside conductor changes, and then lead to indexes such as radio frequency cable subassembly standing wave, insertion loss to worsen, influence the problem that electronic equipment normally worked.
The invention provides a sealed waterproof type bunched radio frequency cable assembly which comprises a bunched radio frequency connector plug, a radio frequency contact piece, a bunched radio frequency connector tail accessory, a bunched radio frequency connector tail wire clamp and a radio frequency cable, wherein the bunched radio frequency connector plug, the radio frequency contact piece, the bunched radio frequency connector tail accessory and the radio frequency cable form an end-to-end radio frequency signal transmission passage; the whole radio frequency cable harness is blown and sleeved with a continuous non-damaged oil-resistant soft rubber heat-shrinkable tube, two ends of the oil-resistant soft rubber heat-shrinkable tube extend to the tail accessory of the cluster radio frequency connector, and the sealing and the water proofing of the cable assembly harness part are guaranteed by arranging the oil-resistant soft rubber heat-shrinkable tube.
Furthermore, the adhesive double-wall heat-shrinkable tube is blown to cover a section of adhesive double-wall heat-shrinkable tube at the rear part of the tail accessory of the bunched radio frequency connector, one end of the adhesive double-wall heat-shrinkable tube is lapped on the tail accessory of the bunched radio frequency connector, the other end of the adhesive double-wall heat-shrinkable tube is lapped on the oil-resistant soft rubber heat-shrinkable tube, and the adhesive double-wall heat-shrinkable tube is a hot melt adhesive heat-shrinkable tube, so that the adhesive double-wall heat-shrinkable tube, the tail accessory of the bunched radio frequency connector and the.
Wherein, in order to realize better sealing performance, the double-wall heat-shrinkable tube with the adhesive has the length of 70 mm; one end of the tail accessory of the double-wall heat shrinkable tube lapping cluster radio frequency connector with the rubber is 20mm long, and the other end of the tail accessory of the double-wall heat shrinkable tube lapping oil-proof soft rubber heat shrinkable tube is 50mm long.
Furthermore, a sealing ring is designed at a threaded position where the cluster radio frequency connector plug and the tail accessory of the cluster radio frequency connector are screwed, so that end-to-end integral waterproof sealing of the cluster radio frequency cable assembly is realized.
Furthermore, the tail wire clamp of the bundling radio frequency connector is arranged on the tail accessory of the bundling connector, and a clamp which is just tightly pressed at the overlapping and overlapping area of the double-wall heat-shrinkable tube with the rubber and the oil-resistant soft rubber heat-shrinkable tube is arranged on the tail accessory of the bundling connector, so that the durability of the overlapping and overlapping area of the double-wall heat-shrinkable tube with the rubber and the oil-resistant soft rubber heat-shrinkable tube can be improved.
By adopting the technical scheme, the invention has the beneficial effects that: the sealed waterproof bundling radio frequency cable assembly is designed, can be applied to electronic equipment working outdoors to transmit multi-channel radio frequency signals between different cases, and can ensure that the transmission of the radio frequency signals between the different cases of the outdoor electronic equipment is not influenced by natural factors such as rainwater, dew and the like.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of a sealed waterproof bundled radio frequency cable assembly of the present invention;
the drawings are labeled as follows:
the method comprises the following steps of 1-bundling radio frequency connector plug, 2-radio frequency contact piece, 3-bundling radio frequency connector tail accessory, 4-bundling radio frequency connector tail wire clamp, 5-radio frequency cable, 6-double-wall heat shrinkable tube with glue and 7-oil-resistant soft rubber heat shrinkable tube.
Detailed Description
Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The cable assembly adopted by the invention comprises a cluster radio frequency connector plug 1, a radio frequency contact element 2, a cluster radio frequency connector tail accessory 3, a cluster radio frequency connector tail wire clamp 4, a radio frequency cable 5, a double-wall heat-shrinkable tube 6 with glue and an oil-resistant soft rubber heat-shrinkable tube 7. The bundling radio frequency connector plug 1, the radio frequency contact 2, the bundling radio frequency connector tail accessory 3 and the radio frequency cable 5 form an end-to-end radio frequency signal transmission passage; the integral blowing sleeve is continuously sleeved on an oil-resistant soft rubber heat-shrinkable tube 7 without damage outside the radio frequency cable harness, two ends of the oil-resistant soft rubber heat-shrinkable tube 7 extend to the tail accessory 3 of the bundling radio frequency connector and are cut off, and the oil-resistant soft rubber heat-shrinkable tube 7 ensures the sealing and the water proofing of the cable assembly harness part; a section of double-wall heat-shrinkable tube 6 with glue, which is about 70mm long, is blown on the rear part of the tail accessory 3 of the bunched radio frequency connector, one end of the double-wall heat-shrinkable tube 6 with glue is lapped with the tail accessory 3 of the bunched radio frequency connector by about 20mm, the other end of the double-wall heat-shrinkable tube is lapped with the oil-resistant soft rubber heat-shrinkable tube by about 50mm, and the double-wall heat-shrinkable tube 6 with glue is a hot melt adhesive heat-shrinkable tube, so that the lapped parts of the double-wall heat-shrinkable tube 6 with glue, the tail accessory 3 of the bunched radio frequency connector and the oil-resistant soft rubber heat-shrinkable tube 7 can be well sealed and waterproof by the hot melt adhesive after heat shrinkage, and a sealing ring; the tail wire clamp 4 of the cluster radio frequency connector is arranged on the tail accessory 3 of the cluster radio frequency connector, and a hoop of the tail wire clamp is just tightly pressed on the overlapping and overlapping area of the double-wall heat-shrinkable tube 6 with the rubber and the oil-resistant soft rubber heat-shrinkable tube 7, so that the durability of the overlapping and overlapping area of the double-wall heat-shrinkable tube 6 with the rubber and the oil-resistant soft rubber heat-shrinkable tube 7 can be improved.
The waterproof bundling radio frequency cable assembly is applied to electronic equipment working outdoors, radio frequency signals are transmitted between two different chassis respectively, the chassis panel sockets are connected correspondingly, one end of the chassis panel socket is used for being connected with the modules A1-A10 of the chassis 1, and the other end of the chassis panel socket is used for being connected with the modules B1-B10 of the chassis 2.
While the foregoing description shows and describes a preferred embodiment of the invention, it is to be understood, as noted above, that the invention is not limited to the form disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and may be modified within the scope of the inventive concept described herein by the above teachings or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a sealed waterproof type radio frequency cable subassembly tied in a bundle which characterized in that: the cluster radio frequency connector plug, the radio frequency contact piece, the tail accessory of the cluster radio frequency connector and the radio frequency cable form an end-to-end radio frequency signal transmission path; the integral outside of the radio frequency cable harness is blown and sleeved with a continuous non-damaged oil-resistant soft rubber heat-shrinkable tube, and two ends of the oil-resistant soft rubber heat-shrinkable tube extend to the tail accessory of the cluster radio frequency connector; a sealing ring is designed at a threaded part where the cluster radio frequency connector plug is screwed with the tail accessory of the cluster radio frequency connector; the tail wire clamp of the cluster radio frequency connector is arranged on an accessory at the tail of the cluster radio frequency connector, and a hoop which is just tightly pressed in a lap joint overlapping area of the double-wall heat-shrinkable tube with the rubber and the oil-resistant soft rubber heat-shrinkable tube is arranged on the tail wire clamp.
2. The seal-waterproof bundled radio frequency cable assembly according to claim 1, characterized in that: the rear part of the tail accessory of the bundling radio frequency connector is sleeved with a section of double-wall heat-shrinkable tube with glue in a blowing mode, one end of the double-wall heat-shrinkable tube with glue is lapped with the tail accessory of the bundling radio frequency connector, and the other end of the double-wall heat-shrinkable tube with glue is lapped with the oil-resistant soft rubber heat-shrinkable tube.
3. The seal-waterproof bundled radio frequency cable assembly according to claim 2, characterized in that: the length of the double-wall heat-shrinkable tube with the adhesive is 70 mm.
4. The seal-waterproof bundled radio frequency cable assembly according to claim 2, characterized in that: one end of the tail accessory of the double-wall heat shrinkable tube lapping cluster radio frequency connector with the rubber is 20mm long, and the other end of the tail accessory of the double-wall heat shrinkable tube lapping oil-proof soft rubber heat shrinkable tube is 50mm long.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010173965.6A CN111478134B (en) | 2020-03-13 | 2020-03-13 | Sealed waterproof type radio frequency cable subassembly tied in a bundle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010173965.6A CN111478134B (en) | 2020-03-13 | 2020-03-13 | Sealed waterproof type radio frequency cable subassembly tied in a bundle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111478134A CN111478134A (en) | 2020-07-31 |
| CN111478134B true CN111478134B (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010173965.6A Active CN111478134B (en) | 2020-03-13 | 2020-03-13 | Sealed waterproof type radio frequency cable subassembly tied in a bundle |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114050437A (en) * | 2021-11-02 | 2022-02-15 | 中天科技海缆股份有限公司 | Oil-filled watertight connection device and equipment |
| TWI802137B (en) * | 2021-12-08 | 2023-05-11 | 映興電子股份有限公司 | Waterproof coating strucutre for a connector cable |
Citations (8)
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|---|---|---|---|---|
| EP0504035A2 (en) * | 1991-03-12 | 1992-09-16 | Cables Pirelli | Connecting device for one or two power cables, and process for mounting this device at the end of the cables |
| GB2244388B (en) * | 1990-04-24 | 1994-06-22 | C M P | Improvements in cable glands |
| CN101552419A (en) * | 2008-03-31 | 2009-10-07 | 江苏华灿电讯股份有限公司 | Process for packing cable component |
| CN202134669U (en) * | 2011-06-29 | 2012-02-01 | 鞍钢股份有限公司 | Sealing structure for electromagnetic brake connecting terminal |
| CN105179849A (en) * | 2015-09-06 | 2015-12-23 | 中国建筑第八工程局有限公司 | Anti-sedimentation joint structure of buried heat preservation steel pipes and construction method of anti-sedimentation joint structure |
| CN105977743A (en) * | 2016-07-09 | 2016-09-28 | 中国电子科技集团公司第四十研究所 | Double-head high-voltage conversion connector |
| CN108963953A (en) * | 2017-05-19 | 2018-12-07 | 浙江浙天通信工程有限公司 | A kind of heat-shrinkable T bush waterproof construction of outdoor RRU feeder head |
| CN110212378A (en) * | 2019-05-28 | 2019-09-06 | 江苏捷诚车载电子信息工程有限公司 | The shielding construction and production method that cable assembly is connect with electric connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206850348U (en) * | 2017-05-08 | 2018-01-05 | 成都锦江电子系统工程有限公司 | A kind of overall flexibility waterproof construction of more wire harness |
-
2020
- 2020-03-13 CN CN202010173965.6A patent/CN111478134B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2244388B (en) * | 1990-04-24 | 1994-06-22 | C M P | Improvements in cable glands |
| EP0504035A2 (en) * | 1991-03-12 | 1992-09-16 | Cables Pirelli | Connecting device for one or two power cables, and process for mounting this device at the end of the cables |
| CN101552419A (en) * | 2008-03-31 | 2009-10-07 | 江苏华灿电讯股份有限公司 | Process for packing cable component |
| CN202134669U (en) * | 2011-06-29 | 2012-02-01 | 鞍钢股份有限公司 | Sealing structure for electromagnetic brake connecting terminal |
| CN105179849A (en) * | 2015-09-06 | 2015-12-23 | 中国建筑第八工程局有限公司 | Anti-sedimentation joint structure of buried heat preservation steel pipes and construction method of anti-sedimentation joint structure |
| CN105977743A (en) * | 2016-07-09 | 2016-09-28 | 中国电子科技集团公司第四十研究所 | Double-head high-voltage conversion connector |
| CN108963953A (en) * | 2017-05-19 | 2018-12-07 | 浙江浙天通信工程有限公司 | A kind of heat-shrinkable T bush waterproof construction of outdoor RRU feeder head |
| CN110212378A (en) * | 2019-05-28 | 2019-09-06 | 江苏捷诚车载电子信息工程有限公司 | The shielding construction and production method that cable assembly is connect with electric connector |
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| Publication number | Publication date |
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| CN111478134A (en) | 2020-07-31 |
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