CN111786183A - Multi-core wire waterproof structure - Google Patents
Multi-core wire waterproof structure Download PDFInfo
- Publication number
- CN111786183A CN111786183A CN202010807442.2A CN202010807442A CN111786183A CN 111786183 A CN111786183 A CN 111786183A CN 202010807442 A CN202010807442 A CN 202010807442A CN 111786183 A CN111786183 A CN 111786183A
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- CN
- China
- Prior art keywords
- core
- injection molding
- ring
- section
- molding structure
- 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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Classifications
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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
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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
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
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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
- H01R13/5208—Sealing means between cable and housing, e.g. grommet having at least two cable receiving openings
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention provides a multi-core wire waterproof structure which can improve the waterproof capability of an integral bunched wire assembly and enables the integral bunched wire assembly to have good waterproof performance. The hole sites corresponding to the core wire number are distributed on the adhesive sealing piece, the end face of each hole site facing the multi-core bundling connector is provided with an inwards concave chamfering ring groove, a first rubber ring is sleeved at the position of each core wire corresponding to the inwards concave chamfering ring groove, the first rubber ring is embedded in the inwards concave chamfering ring groove for distribution, the outer layer of the core wire between the multi-core bundling connector and the end face of the adhesive sealing piece is wrapped with a first section of injection molding structure, the first section of injection molding structure completely wraps a jacket of the core wire and the first rubber ring, the outer ring of the multi-core bundling connector, which is close to the end face of the adhesive sealing piece, is provided with an inwards concave ring groove, a second rubber ring is sleeved in the inwards concave ring groove, the spigot outer ring of the adhesive sealing piece and the length space of the second rubber ring are wrapped with a second section.
Description
Technical Field
The invention relates to the technical field of cable structures, in particular to a multi-core wire waterproof structure.
Background
The radio frequency coaxial multi-core cluster wire assembly is widely applied to transmission of current radio frequency communication signals, is mainly applied to connection between a signal base station antenna and equipment, can reduce the number of jumper wire assemblies used in the connection process through the use of the cluster wire assembly, improves the installation efficiency, beautifies wire arrangement, and becomes a development trend of future transmission assemblies.
However, the multi-core bundling wire assembly comprises two parts, namely the bundling connector and the multiple core wires, and is affected by multiple positions in terms of waterproof performance, so that waterproof performance is also required to be ensured at the positions of the multi-core wire cables connected with the multi-core wire assembly, not only at the connector end, but also at the positions of the multi-core wire cables connected with the connector end.
Disclosure of Invention
In order to solve the problems, the invention provides a multi-core wire waterproof structure which adopts a structure that a rubber ring and an integral injection molding wrapping are combined, and the rubber ring and the integral injection molding wrapping are combined with each other to realize the waterproof capability of an integral bunched wire assembly, so that the waterproof capability of the integral bunched wire assembly is improved, and the integral bunched wire assembly has good waterproof performance.
The utility model provides a multicore wire waterproof construction which characterized in that: the multi-core bundling connector comprises a multi-core bundling connector, a plurality of core wires and a rubber sealing part, wherein hole sites corresponding to the number of the core wires are distributed on the rubber sealing part, the orientation of each hole site is that the end face of the multi-core bundling connector is provided with an inwards concave chamfer ring groove, a first rubber ring is sleeved at the position of each core wire corresponding to the inwards concave chamfer ring groove, the first rubber ring is embedded in the inwards concave chamfer ring groove, the core wire outer layer between the multi-core bundling connector and the opposite end face of the rubber sealing part is coated with a first section of injection molding structure, the first section of injection molding structure completely coats a sheath and the first rubber ring of the core wire, the outer ring of the multi-core bundling connector, which is close to the end face of the rubber sealing part, is provided with an inwards concave ring groove, the inner concave ring groove is sleeved with a second rubber ring, and the seam allowance of the rubber sealing part and, the second section of injection molding structure covers the second rubber ring, and one end of the second section of injection molding structure in the length direction is tightly attached to the end face, facing the multi-core cluster connector, of the spigot outer ring.
It is further characterized in that:
the multi-core bundling connector is provided with positioning holes corresponding to the number of the core wires, the corresponding core wires penetrate through the corresponding positioning holes to be arranged, the head of the multi-core bundling connector is a large-diameter end, the tail of the multi-core bundling connector is a small-diameter end, and an inner concave ring groove of the multi-core bundling connector is arranged on the ring surface of the tail;
the second section of injection molding structure completely wraps the tail part, the second rubber ring, the first section of injection molding structure and the front end region of the spigot outer ring of the glue sealing piece;
the first section injection molding structure and the second section injection molding structure are made of the same material and are combined and integrated at the same injection molding temperature.
After the multi-core bundling connector is adopted, the first section of injection molding structure completely fills the space between the multi-core bundling connector and the sealing piece, the core wire sheath and the first rubber ring are completely wrapped, the first rubber ring shrinks into the inner concave chamfer angle ring groove when being extruded by injection molding materials to form sealing wrapping with the core wire sheath, the tail parts of a plurality of core wires are waterproof, the second section of injection molding mechanism wraps the positions of the second rubber ring at the tail part of the multi-core bundling connector, the first section of injection molding structure and the front end area of the sealing piece seam allowance outer ring, and the combination of the second rubber ring and the second section of injection molding structure forms the waterproof of the multi-core bundling connector; it adopts the structure that rubber circle and whole parcel of moulding plastics combine, and the waterproof ability of whole bunched line subassembly is realized to the inter combination between the two, promotes the waterproof ability of whole bunched line subassembly, makes it possess good waterproof performance.
Drawings
FIG. 1 is a perspective view of the sealant of the present invention;
FIG. 2 is a multi-core first section injection molding block diagram of the structure of the present invention;
FIG. 3 is a perspective view of the present invention in partial cross-section;
the names corresponding to the sequence numbers in the figure are as follows:
the multi-core bundling connector comprises a multi-core bundling connector 1, a head 101, a tail 102 core wire 2, a sealing piece 3, a spigot outer ring 31, a hole site 4, an inner concave chamfering ring groove 5, a first rubber ring 6, a first section injection molding structure 7, an inner concave ring groove 8, a second rubber ring 9, a second section injection molding structure 10 and a positioning hole 11.
Detailed Description
A multi-core waterproof structure, see fig. 1-3: the multi-core bundling connector comprises a multi-core bundling connector 1, a plurality of core wires 2 and a sealing adhesive member 3, wherein hole sites 4 corresponding to the number of the core wires are distributed on the sealing adhesive member 3, the end surface of each hole site 4 facing the multi-core bundling connector 1 is provided with an inward-concave chamfer ring groove 5, a first rubber ring 6 is sleeved at the position of each core wire 2 corresponding to the respective inward-concave chamfer ring groove 5, the first rubber ring 6 is embedded in the inward-concave chamfer ring groove 5, the outer layer of the core wire between the multi-core bundling connector 1 and the opposite end surface of the sealing adhesive member 3 is coated with a first section injection molding structure 7, the first section injection molding structure 7 completely coats a sheath of the core wire 2 and the first rubber ring 6, an inward-concave ring groove 8 is arranged on the outer ring of the multi-core bundling connector 1 close to the end surface of the sealing adhesive member 3, a second rubber ring 9 is sleeved in the inward-concave ring groove 8, the second-section injection molding structure 10 is arranged to cover the second rubber ring 9, and one end of the second-section injection molding structure 10 in the length direction is tightly attached to the end face, facing the multi-core cluster connector 1, of the spigot outer ring 31.
The multi-core bundling connector 1 is provided with positioning holes 11 corresponding to the number of the core wires, the corresponding core wires 2 penetrate through the corresponding positioning holes 11 to be arranged, the head 101 of the multi-core bundling connector 1 is a large-diameter end, the tail 102 of the multi-core bundling connector 1 is a small-diameter end, and the concave ring groove 8 of the multi-core bundling connector 1 is arranged on the ring surface of the tail 102;
the tail part 102, the second rubber ring 9, the first section of injection molding structure 7 and the front end region of the seam allowance outer ring 31 of the sealing part 3 are completely wrapped by the second section of injection molding structure 10;
the first section injection molding structure 7 and the second section injection molding structure 10 are made of the same material and are combined and integrated at the same injection molding temperature.
The working principle is as follows: the first section of injection molding structure completely fills the space between the multi-core bundling connector and the sealing part, the core wire sheaths and the first rubber ring are completely wrapped, the first rubber ring shrinks into the inner concave chamfer angle ring groove when being extruded by injection molding materials to form sealing wrapping with the core wire sheaths, the tails of the multiple core wires are waterproof, the second section of injection molding mechanism wraps the positions of the second rubber ring at the tail of the multi-core bundling connector, the first section of injection molding structure and the front end area of the sealing part seam allowance outer ring completely, and the combination of the second rubber ring and the second section of injection molding structure forms the waterproofness of the multi-core bundling connector end; it adopts the structure that rubber circle and whole parcel of moulding plastics combine, and the waterproof ability of whole bunched line subassembly is realized to the inter combination between the two, promotes the waterproof ability of whole bunched line subassembly, makes it possess good waterproof performance.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a multicore wire waterproof construction which characterized in that: the multi-core bundling connector comprises a multi-core bundling connector, a plurality of core wires and a rubber sealing part, wherein hole sites corresponding to the number of the core wires are distributed on the rubber sealing part, the orientation of each hole site is that the end face of the multi-core bundling connector is provided with an inwards concave chamfer ring groove, a first rubber ring is sleeved at the position of each core wire corresponding to the inwards concave chamfer ring groove, the first rubber ring is embedded in the inwards concave chamfer ring groove, the core wire outer layer between the multi-core bundling connector and the opposite end face of the rubber sealing part is coated with a first section of injection molding structure, the first section of injection molding structure completely coats a sheath and the first rubber ring of the core wire, the outer ring of the multi-core bundling connector, which is close to the end face of the rubber sealing part, is provided with an inwards concave ring groove, the inner concave ring groove is sleeved with a second rubber ring, and the seam allowance of the rubber sealing part and, the second section of injection molding structure covers the second rubber ring, and one end of the second section of injection molding structure in the length direction is tightly attached to the end face, facing the multi-core cluster connector, of the spigot outer ring.
2. A multi-core waterproof structure as claimed in claim 1, wherein: the multi-core bundling connector is provided with positioning holes corresponding to the number of the core wires, the corresponding core wires penetrate through the corresponding positioning holes to be arranged, the head of the multi-core bundling connector is a large-diameter end, the tail of the multi-core bundling connector is a small-diameter end, and an inner concave ring groove of the multi-core bundling connector is arranged on the ring surface of the tail.
3. A multi-core wire waterproof structure as claimed in claim 2, wherein: the second section of injection molding structure completely wraps the tail part, the second rubber ring, the first section of injection molding structure and the front end area of the seam allowance outer ring of the glue sealing piece.
4. A multi-core waterproof structure as claimed in claim 1, wherein: the first section injection molding structure and the second section injection molding structure are made of the same material and are combined and integrated at the same injection molding temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010807442.2A CN111786183A (en) | 2020-08-12 | 2020-08-12 | Multi-core wire waterproof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010807442.2A CN111786183A (en) | 2020-08-12 | 2020-08-12 | Multi-core wire waterproof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111786183A true CN111786183A (en) | 2020-10-16 |
Family
ID=72762092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010807442.2A Withdrawn CN111786183A (en) | 2020-08-12 | 2020-08-12 | Multi-core wire waterproof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111786183A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731597A (en) * | 2020-12-27 | 2021-04-30 | 深圳市夏裕精密部件有限公司 | Multi-core optical fiber connector |
-
2020
- 2020-08-12 CN CN202010807442.2A patent/CN111786183A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731597A (en) * | 2020-12-27 | 2021-04-30 | 深圳市夏裕精密部件有限公司 | Multi-core optical fiber connector |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201016 |