CN111987495A - Cable mold injection welding type straight joint - Google Patents
Cable mold injection welding type straight joint Download PDFInfo
- Publication number
- CN111987495A CN111987495A CN201910434191.5A CN201910434191A CN111987495A CN 111987495 A CN111987495 A CN 111987495A CN 201910434191 A CN201910434191 A CN 201910434191A CN 111987495 A CN111987495 A CN 111987495A
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- Prior art keywords
- layer
- cable
- cable body
- fixedly arranged
- outer sheath
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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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
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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
- H01B7/2806—Protection against damage caused by corrosion
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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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
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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
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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
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/70—Insulation of connections
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
Landscapes
- Cable Accessories (AREA)
Abstract
The invention relates to the technical field of cables, in particular to a cable injection-welding type straight-through joint which comprises a first cable body, a second cable body and a joint main body, wherein an anti-corrosion protective layer is fixedly arranged outside the first cable body and the second cable body, a bedding layer is fixedly arranged on the inner wall of the anti-corrosion protective layer, an armor is fixedly arranged between the bedding layer and the anti-corrosion protective layer, a filling layer is fixedly arranged among the first cable body, the second cable body and the bedding layer, a conductor is fixedly arranged in the middle of the inside of the first cable body and the second cable body, an inner semi-conducting layer is fixedly arranged on the outer wall of the conductor, an insulating layer is fixedly arranged on the outer wall of the inner semi-conducting layer, an outer semi-conducting layer is fixedly arranged on the outer wall of the insulating layer, a shielding layer is fixedly arranged outside the outer semi-conducting layer, and a waterproof sealing layer is, the integral structure has scientific and reasonable design, high sealing performance, long service life and strong practicability.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a cable injection-welding type straight-through connector.
Background
The production mode of wire and cable is completely different from that of most electromechanical products, the electromechanical products usually adopt assembling parts, and then assembling several parts into single product, the product is measured by number of pieces, the wire and cable uses length as basic measuring unit, all the wire and cable are made up by adding insulation, shielding, cabling and protective layer on the periphery of conductor layer by layer, the more complicated the product structure, the more the superimposed layers, and with the rapid development of power cable burying and laying engineering, the higher requirement for cable protection is provided, the cable protective sleeve is made up by using polyethylene PE and high-quality steel pipe and making them pass through the processes of sand blasting and ball blasting pretreatment, plastic dipping or coating, heating and solidifying, it is a most commonly used electric insulating pipe for protecting wire and cable, because of its good insulating property, High chemical stability, no rust, no aging, and adaptability to harsh environment, and is widely used.
The existing cable injection welding type straight-through joint is complex in structural design, the sealing and isolating performance of the joint is seriously reduced along with the lapse of service time, the damage of the cable joint can be caused, and other work is difficult to be smoothly carried out. Accordingly, there is a need for a cable injection molded fusion type through connector that addresses the deficiencies of the prior art.
Disclosure of Invention
The present invention is directed to a cable injection-welded type straight-through connector, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a cable injection-welding type straight-through joint comprises a first cable body, a second cable body and a joint main body, wherein an anti-corrosion protective layer is fixedly arranged on the outer portions of the first cable body and the second cable body, a seat bed layer is fixedly arranged on the inner wall of the anti-corrosion protective layer, armoring is fixedly arranged between the seat bed layer and the anti-corrosion protective layer, a filling layer is fixedly arranged between the first cable body and the second cable body and between the first cable body and the seat bed layer, a conductor is fixedly arranged in the middle of the inner portions of the first cable body and the second cable body, an inner semi-conducting layer is fixedly arranged on the outer wall of the conductor, an insulating layer is fixedly arranged on the outer wall of the inner semi-conducting layer, an outer semi-conducting layer is fixedly arranged on the outer wall of the insulating layer, a shielding layer is fixedly arranged on the outer portion of the outer semi-conducting layer, a water-, the utility model discloses a cable connector, including first cable body, second cable body, joint main part, outer shield, first oversheath, first outer sheath, second oversheath, first cable body is formed with the splice point with the end contact surface butt fusion of second cable body, the fixed silica gel insulator that is equipped with in inner wall middle part of joint main part, the fixed shield cover that is equipped with in inner wall middle part of silica gel insulator, the outer wall of silica gel insulator is fixed and is equipped with outer screen conductive silica gel, the fixed first oversheath that is equipped with of one end of joint main part, the fixed second oversheath that is equipped with in one end that keeps away from first oversheath of joint main part, the fixed epoxy waterproof glue layer that is equipped with in the circumference inner wall middle.
Preferably, the outer layers of the end parts of the first cable body and the second cable body are stripped until the outer semi-conducting layer is exposed.
Preferably, the ends of the first cable body and the second cable body after the outer layers are stripped are communicated to the middle of the interior of the joint main body.
Preferably, the shielding cover covers the welding end of the first cable body and the welding end of the second cable body.
Preferably, the first outer sheath and the second outer sheath are fixedly and symmetrically arranged at two ends of the joint main body, and the structural sizes of the first outer sheath and the second outer sheath are completely the same.
Preferably, the epoxy resin waterproof glue layer is attached to the surface of the outer layer of the first cable body inside the first outer sheath.
Preferably, the epoxy resin waterproof glue layer is attached to the surface of the outer layer of the second cable body, which is located inside the second outer sheath.
Preferably, the filling adhesive tape is fixedly filled between the epoxy resin waterproof glue layer and the first outer sheath and between the epoxy resin waterproof glue layer and the second outer sheath, and the filling adhesive tape is waterproof sealing butyl adhesive tape.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the first cable body and the second cable body are formed by connecting a conductor, an inner semi-conducting layer, an insulating layer, an outer semi-conducting layer, a shielding layer, a waterproof sealing layer, a pipe sleeve, a filling layer, a bedding layer, armor and an anti-corrosion protection layer inside and outside, and the first cable body and the second cable body are well sealed and protected by virtue of the sealing performance of the waterproof sealing layer and the anti-corrosion protection layer.
2. According to the invention, the arranged epoxy resin waterproof glue layer is attached to the surface of the outer layer of the first cable body positioned in the first outer sheath, the epoxy resin waterproof glue layer is attached to the surface of the outer layer of the second cable body positioned in the second outer sheath, and the filling adhesive tape is fixedly filled between the epoxy resin waterproof glue layer and the first outer sheath and between the epoxy resin waterproof glue layer and the second outer sheath, so that the sealing performance of the injection-molded fusion-type straight joint of the cable at the joint is optimal, and the service life is effectively prolonged.
3. According to the invention, the overall structural design of the cable injection-welded straight-through connector is scientific and reasonable, and the combined action of the epoxy resin waterproof glue layer, the filling adhesive tape and the shielding case is combined, so that the local defects in the prior art are overcome, the principle is simple, the realization is easy, and certain use value and popularization value are realized.
Drawings
FIG. 1 is a front view of the overall construction of the connector body of the present invention;
FIG. 2 is a front sectional view of the connection and installation of the integrated structure of the present invention;
FIG. 3 is an enlarged cross-sectional view of the cable body structure of the present invention;
fig. 4 is an enlarged view of the structure of the portion a in fig. 2.
In the figure: 1-a first cable body, 2-a second cable body, 3-a connector main body, 4-an anti-corrosion protective layer, 5-a bedding layer, 6-armor, 7-a filling layer, 8-a conductor, 9-an inner semi-conducting layer, 10-an insulating layer, 11-an outer semi-conducting layer, 12-a shielding layer, 13-a waterproof sealing layer, 14-a pipe sleeve, 15-a welding point, 16-a silica gel insulator, 17-a shielding cover, 18-an outer shielding conductive silica gel body, 19-a first outer sheath, 20-a second outer sheath, 21-an epoxy resin waterproof glue layer and 22-a filling adhesive tape.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a cable injection welding type straight-through joint comprises a first cable body 1, a second cable body 2 and a joint main body 3, wherein an anti-corrosion protective layer 4 is fixedly arranged outside the first cable body 1 and the second cable body 2, a sitting bed layer 5 is fixedly arranged on the inner wall of the anti-corrosion protective layer 4, an armor 6 is fixedly arranged between the sitting bed layer 5 and the anti-corrosion protective layer 4, a filling layer 7 is fixedly arranged between the first cable body 1 and the second cable body 2 and the sitting bed layer 5, a conductor 8 is fixedly arranged in the middle of the inside of the first cable body 1 and the second cable body 2, an inner semi-conducting layer 9 is fixedly arranged on the outer wall of the conductor 8, an insulating layer 10 is fixedly arranged on the outer wall of the inner semi-conducting layer 9, an outer semi-conducting layer 11 is fixedly arranged on the outer wall of the insulating layer 10, a shielding layer 12 is fixedly arranged on the outside of the outer semi-conducting layer 11, the outer wall of the waterproof sealing layer 13 is fixedly provided with a pipe sleeve 14, the first cable body 1 and the second cable body 2 are connected by a conductor 8, an inner semi-conducting layer 9, an insulating layer 10, an outer semi-conducting layer 11, a shielding layer 12, the waterproof sealing layer 13, the pipe sleeve 14, a filling layer 7, a seat bed layer 5, an armor 6 and an anti-corrosion protective layer 4 from inside to outside, the first cable body 1 and the second cable body 2 are well sealed and protected by the sealing performance of the waterproof sealing layer 13 and the anti-corrosion protective layer 4, the contact surfaces of the ends of the first cable body 1 and the second cable body 2 are welded to form a welding point 15, the middle part of the inner wall of the joint main body 3 is fixedly provided with a silica gel insulator 16, the middle part of the inner wall of the silica gel insulator 16 is fixedly provided with a shielding cover 17, the outer wall of the silica gel insulator 16 is fixedly provided with an outer shielding conductive silica gel 18, one end, a second outer sheath 20 is fixedly arranged at one end of the joint main body 3 far away from the first outer sheath 19, an epoxy resin waterproof glue layer 21 is fixedly arranged in the middle of the circumferential inner walls of the first outer sheath 19 and the second outer sheath 20, filling adhesive tapes 22 are fixedly arranged among the first outer sheath 19, the second outer sheath 20 and the epoxy resin waterproof glue layer 21, the epoxy resin waterproof glue layer 21 is attached to the surface of the outer layer of the first cable body 1 in the first outer sheath 19, the epoxy resin waterproof glue layer 21 is attached to the surface of the outer layer of the second cable body 2 in the second outer sheath 20, and the filling adhesive tapes 22 are fixedly filled in the middle of the epoxy resin waterproof glue layer 21, the first outer sheath 19 and the second outer sheath 20, so that the sealing performance of the cable injection molding fusion type straight-through joint at the joint is optimal, and the service life is effectively prolonged, the cable injection welding type straight-through connector is scientific and reasonable in overall structural design, local defects in the prior art are overcome by combining the combined action of the epoxy resin waterproof glue layer 21, the filling adhesive tape 22 and the shielding case 17, the principle is simple, the implementation is easy, and certain use value and popularization value are achieved.
The working principle of the invention is as follows: when the cable injection-molded welded straight-through joint is used, the welding end parts of the first cable body 1 and the second cable body 2 are wrapped and shielded through the shielding cover 17, the parts, located inside the joint main body 3, of the first cable body 1 and the second cable body 2 are subjected to insulation wrapping through the silica gel insulator 16, and then the epoxy resin waterproof glue layer 21 and the filling adhesive tape 22 are fixedly arranged on the surface of the outer layer, located inside the first outer sheath 19, of the first cable body 1, and the epoxy resin waterproof glue layer 21 and the filling adhesive tape 22 are fixedly arranged on the surface of the outer layer, located inside the second outer sheath 20, of the second cable body 2, so that the cable injection-molded welded straight-through joint can still keep high-strength sealing performance after long-time use, and therefore the whole work of the cable injection-molded welded straight-through joint is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a direct joint of cable mould notes welded type, includes first cable body (1), second cable body (2) and connects main part (3), its characterized in that: the cable is characterized in that an anti-corrosion protective layer (4) is fixedly arranged outside the first cable body (1) and the second cable body (2), a sitting bed layer (5) is fixedly arranged on the inner wall of the anti-corrosion protective layer (4), an armor (6) is fixedly arranged between the sitting bed layer (5) and the anti-corrosion protective layer (4), a filling layer (7) is fixedly arranged among the first cable body (1), the second cable body (2) and the sitting bed layer (5), a conductor (8) is fixedly arranged in the middle of the inside of the first cable body (1) and the second cable body (2), an inner semi-conducting layer (9) is fixedly arranged on the outer wall of the conductor (8), an insulating layer (10) is fixedly arranged on the outer wall of the inner semi-conducting layer (9), an outer semi-conducting layer (11) is fixedly arranged on the outer wall of the insulating layer (10), a shielding layer (12) is fixedly arranged on the outside of, the outer wall of the shielding layer (12) is fixedly provided with a waterproof sealing layer (13), the outer wall of the waterproof sealing layer (13) is fixedly provided with a pipe sleeve (14), the end contact surface of the first cable body (1) and the second cable body (2) is welded to form a welding point (15), the inner wall middle part of the joint main body (3) is fixedly provided with a silica gel insulator (16), the inner wall middle part of the silica gel insulator (16) is fixedly provided with a shielding cover (17), the outer wall of the silica gel insulator (16) is fixedly provided with an outer screen conductive silica gel body (18), one end of the joint main body (3) is fixedly provided with a first outer sheath (19), one end of the joint main body (3) far away from the first outer sheath (19) is fixedly provided with a second outer sheath (20), the first outer sheath (19) and the circumferential inner wall middle part of the second outer sheath (20) are fixedly provided with an epoxy resin waterproof glue, and filling adhesive tapes (22) are fixedly arranged among the first outer sheath (19), the second outer sheath (20) and the epoxy resin waterproof glue layer (21).
2. A cable injection molded fusion type feed-through connector as claimed in claim 1, wherein: the outer layers of the end parts of the first cable body (1) and the second cable body (2) are stripped until the outer semi-conducting layer (11) is exposed.
3. A cable injection molded fusion type feed-through connector as claimed in claim 2, wherein: the ends of the first cable body (1) and the second cable body (2) stripped of the outer layers are communicated to the middle of the interior of the joint main body (3).
4. A cable injection molded fusion type feed-through connector as claimed in claim 1, wherein: the shielding cover (17) covers the welding end of the first cable body (1) and the second cable body (2).
5. A cable injection molded fusion type feed-through connector as claimed in claim 1, wherein: the first outer sheath (19) and the second outer sheath (20) are fixedly and symmetrically arranged at two ends of the joint main body (3), and the structural sizes of the first outer sheath (19) and the second outer sheath (20) are completely the same.
6. A cable injection molded fusion type feed-through connector as claimed in claim 1, wherein: the epoxy resin waterproof glue layer (21) is attached to the surface of the outer layer of the first cable body (1) located inside the first outer sheath (19).
7. A cable injection molded fusion type feed-through connector as claimed in claim 1, wherein: the epoxy resin waterproof glue layer (21) is attached to the surface of the outer layer of the second cable body (2) inside the second outer sheath (20).
8. A cable injection molded fusion type feed-through connector as claimed in claim 1, wherein: the filling adhesive tape (22) is fixedly filled in the middle of the epoxy resin waterproof adhesive layer (21), the first outer sheath (19) and the second outer sheath (20), and the filling adhesive tape (22) is waterproof sealing butyl adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434191.5A CN111987495A (en) | 2019-05-23 | 2019-05-23 | Cable mold injection welding type straight joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434191.5A CN111987495A (en) | 2019-05-23 | 2019-05-23 | Cable mold injection welding type straight joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111987495A true CN111987495A (en) | 2020-11-24 |
Family
ID=73436618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910434191.5A Pending CN111987495A (en) | 2019-05-23 | 2019-05-23 | Cable mold injection welding type straight joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111987495A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117038186A (en) * | 2023-07-19 | 2023-11-10 | 安徽天康集团数据线缆有限公司 | Underwater waterproof data cable |
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|---|---|---|---|---|
| WO2007011855A2 (en) * | 2005-07-15 | 2007-01-25 | Rockbestos Surprenant Cable Corp. | Fire resistant electrical cable splice |
| CN201918208U (en) * | 2010-12-22 | 2011-08-03 | 常州科亚电缆有限公司 | Hydraulic project monitoring five-core double-layer sheath watertight shielded cable |
| CN202949202U (en) * | 2012-11-05 | 2013-05-22 | 广东吉熙安电缆附件有限公司 | Main body of intermediate connector of cross-linked cable and novel intermediate connector formed by same |
| CN204046126U (en) * | 2014-06-27 | 2014-12-24 | 江苏东吴新材料科技有限公司 | Anti-leakage type straight coupling |
| CN107994517A (en) * | 2017-11-22 | 2018-05-04 | 广东科启电力技术有限公司 | 10kV to 35kV cable craft fusing type straight couplings production method |
| CN108233282A (en) * | 2018-01-17 | 2018-06-29 | 长园电力技术有限公司 | A kind of power cable scene welded-connecting type belting type straight coupling technique |
-
2019
- 2019-05-23 CN CN201910434191.5A patent/CN111987495A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007011855A2 (en) * | 2005-07-15 | 2007-01-25 | Rockbestos Surprenant Cable Corp. | Fire resistant electrical cable splice |
| CN201918208U (en) * | 2010-12-22 | 2011-08-03 | 常州科亚电缆有限公司 | Hydraulic project monitoring five-core double-layer sheath watertight shielded cable |
| CN202949202U (en) * | 2012-11-05 | 2013-05-22 | 广东吉熙安电缆附件有限公司 | Main body of intermediate connector of cross-linked cable and novel intermediate connector formed by same |
| CN204046126U (en) * | 2014-06-27 | 2014-12-24 | 江苏东吴新材料科技有限公司 | Anti-leakage type straight coupling |
| CN107994517A (en) * | 2017-11-22 | 2018-05-04 | 广东科启电力技术有限公司 | 10kV to 35kV cable craft fusing type straight couplings production method |
| CN108233282A (en) * | 2018-01-17 | 2018-06-29 | 长园电力技术有限公司 | A kind of power cable scene welded-connecting type belting type straight coupling technique |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117038186A (en) * | 2023-07-19 | 2023-11-10 | 安徽天康集团数据线缆有限公司 | Underwater waterproof data cable |
| CN117038186B (en) * | 2023-07-19 | 2024-03-26 | 安徽天康集团数据线缆有限公司 | Underwater waterproof data cable |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20201124 |