CN108599090B - Explosion-proof cable connector - Google Patents
Explosion-proof cable connector Download PDFInfo
- Publication number
- CN108599090B CN108599090B CN201810383830.5A CN201810383830A CN108599090B CN 108599090 B CN108599090 B CN 108599090B CN 201810383830 A CN201810383830 A CN 201810383830A CN 108599090 B CN108599090 B CN 108599090B
- Authority
- CN
- China
- Prior art keywords
- sleeve
- waterproof
- cable
- conical
- corrosion
- 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.)
- Active
Links
Images
Classifications
-
- 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
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
Abstract
The invention discloses an explosion-proof cable connector, belonging to the technical field of cable connection, comprising: the cylindrical sleeve is sleeved outside the joint of the two sections of cables, and protective layers are wound on the outer sides of the two sections of cables; the end with the larger diameter of the two conical outer sleeves is respectively connected with the two ends of the cylindrical sleeve, and the end with the smaller diameter of the two conical outer sleeves is respectively sleeved on the protective layers outside the two sections of cables; and the joints of the smaller ends of the two conical outer sleeves and the corresponding protective layers are respectively provided with outer cold shrink sleeves. The invention has the advantages that the protective layer is wound on the outer side of the cable, the repeated waterproof layer is wound on the outer side of the protective layer and fixed on the conical outer sleeve and the protective layer, the waterproof insulation and wear resistance of the cable are greatly improved, and the cable can be completely soaked in water for a long time and is safely used.
Description
Technical Field
The invention belongs to the technical field of cable connection, and particularly relates to an explosion-proof cable connector.
Background
In the process of cabling, when the cabling of the former cable is finished and the second cable needs to be replaced, the insulating wire core of the latter cable is mostly tied on the insulating wire core of the former cable, the insulating wire core of the former cable is used as a traction wire, and the cable is pulled to the take-up reel of the cable.
In order to protect the joint, a connecting protective sleeve is usually added, but the existing connecting protective sleeve does not have the characteristics of quick installation, explosion prevention, flame retardance, water resistance, tensile strength, bending resistance and the like. In particular high voltage cable joint connections, shrink-on sleeves are often used. But the connector is not tensile, can only be limited to waterproof, non-explosion and non-flame retardant. Cannot meet the requirements of practical application.
Meanwhile, the traditional armor belt plays a role in resisting impact and tensile force, but cannot play a role in practical application at all, and is easy to explode and catch fire, and the shelf life of the packaged armor belt is not long and is not favorable for storage. Whole cable junction connects can not be fine realization overall seal, just can not form the anaerobic space after the inside is fired on fire, and water-proof effects is poor moreover.
Disclosure of Invention
It is an object of the present invention to provide an explosion-proof type cable connector which solves the above-mentioned problems.
In order to achieve the above purpose, the invention provides the following technical scheme:
an explosion-proof cable connector of the present invention includes:
the cylindrical sleeve is sleeved outside the joint of the two sections of cables, and protective layers are wound on the outer sides of the two sections of cables;
the end with the larger diameter of the two conical outer sleeves is respectively connected with the two ends of the cylindrical sleeve, and the end with the smaller diameter of the two conical outer sleeves is respectively sleeved on the protective layers outside the two sections of cables;
and the joints of the smaller ends of the two conical outer sleeves and the corresponding protective layers are respectively provided with outer cold shrink sleeves.
Furthermore, the protective layer comprises a first waterproof double-sided adhesive layer and a first corrosion-resistant adhesive tape, the first corrosion-resistant adhesive tape is wound on the outer side of the first waterproof double-sided adhesive layer, and the first waterproof double-sided adhesive layer is fixed on the cable.
Furthermore, be provided with the repeated waterproof layer between first anti-corrosion sticky tape and the toper overcoat and first anti-corrosion sticky tape and the outer cold shrink cover, the repeated waterproof layer includes that the anti-corrosion sticky tape of second and wear-resisting waterproof sticky tape, and the anti-corrosion sticky tape of second passes through the waterproof two-sided adhesive layer of second and sets up in toper overcoat and first anti-corrosion sticky tape junction, and the anti-corrosion sticky tape winding of wear-resisting waterproof tape is on the anti-corrosion sticky tape of second, outer cold shrink layer sets up in the anti-corrosion sticky tape outside of second.
Furthermore, the cylindrical sleeve is in threaded connection with the two conical outer sleeves respectively, and a sealing ring is arranged between the cylindrical sleeve and the two conical outer sleeves.
Furthermore, the outer circumferences of the two ends of the cylindrical sleeve are provided with round corners, and the inner walls of the two ends of the cylindrical sleeve are provided with internal threads.
Further, the toper overcoat includes sleeve and boss through toper muffjoint, and the diameter of boss is greater than telescopic diameter, and the sleeve passes through the waterproof two-sided glue layer of second and fixes on corresponding cable, and the outside of boss is fixed with rather than coaxial cavity round platform, is provided with the external screw thread on the outer circumference of cavity round platform, and the external screw thread of cavity round platform and cylindrical sleeve's internal thread looks adaptation, and the sleeve is sealed through interior retaining ring with the telescopic junction of toper.
Furthermore, four wrench clamping grooves are formed in the uniform part of the outer circumference of the boss.
Furthermore, the arc transition of the joint of the boss and the conical sleeve is realized.
Furthermore, the conical sleeve, the boss and the hollow round table are of an integrally formed structure.
Furthermore, a fixing clamping ring is arranged in the conical sleeve, and the fixing clamping ring is clamped on the cable at a position close to the sleeve.
In the above technical solution, the explosion-proof cable connector provided by the present invention has the following beneficial effects:
1. the cable joint can be fixed and protected through the stretching self-tightness of the conical outer sleeve, the cable and the fixing clamping ring; the invention fixes a part of cables at two ends of the cable connection part, and can transfer the tensile force to the cables to the conical outer sleeve and the round sleeve, thereby improving the tensile resistance.
2. The outer side of the cable is sequentially wound with a protective layer formed by a first waterproof double-sided tape and a first corrosion-resistant adhesive tape, and the outer side of the protective layer is wound with a repeated waterproof layer formed by a wear-resistant waterproof adhesive tape, a second waterproof double-sided tape and a second corrosion-resistant adhesive tape to be fixed on the re-tapered outer sleeve and the protective layer, so that the waterproof insulation and the wear resistance of the cable are greatly improved, and the cable can be completely soaked in water for a long time and is safely used.
3. The conical outer sleeve, the cylindrical sleeve and the fixing clamping ring are all supported by hard flame-retardant materials, so that the cable connection position is not influenced in the moving and bending process of the whole cable.
4. Circular transition structure on the toper overcoat and the fillet structural design on the cylinder sleeve have then guaranteed at the cable pulling in-process, can not blocked because of there being the limit to roll over, make things convenient for the cable pulling.
5. Adopt seal structure between toper overcoat, the cylinder sleeve, inside cable space is kept apart with the external world completely, does not have the circulation of air, has really realized fire-retardant, explosion-proof, and is firm.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of an explosion-proof cable connector according to an embodiment of the present invention;
FIG. 2 is an exploded view of the cylindrical sleeve, tapered outer sleeve, and retaining collar of FIG. 1;
FIG. 3 is a cross-sectional view of the cable and protective layer of FIG. 1;
fig. 4 is a cross-sectional view of the protective layer and the repeated waterproof layer of fig. 1;
FIG. 5 is a schematic view of the cylindrical sleeve of FIG. 1;
FIG. 6 is a side view of FIG. 5;
FIG. 7 is a schematic diagram of the construction of the conical outer sleeve of FIG. 1;
FIG. 8 is a side view of FIG. 7;
FIG. 9 is an enlarged schematic view of portion A of FIG. 7;
FIG. 10 is a schematic view of the connection of the cable to the retaining collar of FIG. 1;
FIG. 11 is a front view of the retaining collar of FIG. 10;
FIG. 12 is a side view of FIG. 11;
FIG. 13 is a schematic view of the construction of the outer cold shrink sleeve of FIG. 1;
fig. 14 is a side view of fig. 13.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
See fig. 1-14;
the embodiment of the invention provides an explosion-proof cable connector, which comprises:
the cable comprises a cylindrical sleeve 1, wherein the cylindrical sleeve 1 is sleeved outside the joint of two sections of cables 2, and protective layers are wound outside the two sections of cables 2;
the two conical outer sleeves 3 are respectively connected with two ends of the cylindrical sleeve 1 at one end with the larger diameter of the two conical outer sleeves 3, and the other end with the smaller diameter of the two conical outer sleeves 3 is respectively sleeved on the protective layers at the outer sides of the two sections of cables 2; the smaller diameter ends of the two conical outer sleeves 3 are respectively provided with an outer cold shrink sleeve 4 at the joint with the corresponding protective layer.
The protective layer comprises a first waterproof double-sided adhesive layer 5 and a first corrosion-resistant adhesive tape 6, the first corrosion-resistant adhesive tape 6 is wound on the outer side of the first waterproof double-sided adhesive layer 5, and the first waterproof double-sided adhesive layer 5 is fixed on the cable 2.
Be provided with repeated waterproof layer between first anti-corrosion sticky tape 5 and toper overcoat 3 and first anti-corrosion sticky tape 6 and the outer cold shrink cover 4, repeated waterproof layer includes that second is anti-corrosion sticky tape 7 and wear-resisting waterproof sticky tape 8, and second is anti-corrosion sticky tape 7 sets up in toper overcoat 3 and the 6 junction of first anti-corrosion sticky tape through second waterproof double-sided glue film 9, and wear-resisting waterproof tape 8 twines on second is anti-corrosion sticky tape 7, outer cold shrink layer 4 sets up in the second is anti-corrosion sticky tape 7 outside.
The outer side of the cable 2 is sequentially wound with a protective layer consisting of a first waterproof double-sided adhesive tape 5 and a first corrosion-resistant adhesive tape 6, the outer side of the protective layer is wound with a repeated waterproof layer consisting of a wear-resistant waterproof adhesive tape 8, a second waterproof double-sided adhesive tape 9 and a second corrosion-resistant adhesive tape 7 and is fixed on the conical outer sleeve 3 and the protective layer, the waterproof insulation and the wear resistance of the cable 2 are greatly improved, and the cable can be completely soaked in water for a long time and can be safely used.
The cylindrical sleeve 1 is in threaded connection with the two conical outer sleeves 3 respectively, and a sealing ring 10 is arranged between the cylindrical sleeve 2 and the two conical outer sleeves 3.
The outer circumferences of the two ends of the cylindrical sleeve 1 are provided with round corners 11, and the inner walls of the two ends of the cylindrical sleeve 1 are provided with internal threads 12.
The toper overcoat 3 includes sleeve 14 and boss 15 through conical sleeve 13 connection, and the diameter of boss 15 is greater than sleeve 14's diameter, sleeve 14 passes through waterproof two-sided glue film 9 of second and fixes on corresponding cable 2, boss 15's the outside is fixed with rather than coaxial cavity round platform 16, be provided with external screw thread 17 on the outer circumference of cavity round platform 16, the external screw thread 17 of cavity round platform 16 and the internal thread 12 looks adaptation of cylindrical sleeve 1, sleeve 14 seals through interior retaining ring 20 with conical sleeve 13's junction.
Four wrench slots 18 are uniformly formed on the outer circumference of the boss 15. The joint of the boss 15 and the conical sleeve 13 is in arc transition.
The conical sleeve 13, the sleeve 14, the boss 5 and the hollow round table 16 are of an integrally formed structure; a fixing clamping ring 19 is arranged in the conical sleeve 13, and the fixing clamping ring 19 is clamped on the cable 1 at a position close to the sleeve 14.
Specifically, before the two sections of cables 2 are connected, the conical outer sleeve 3, the cylindrical sleeve 1, the fixing collar 19 and the outer cold shrinkable sleeve 4 are sleeved on the two sections of cables 2 respectively; then, the joint end of the cable 2 is connected, and the processing method is a common cable processing method; and finishing the connection processing of the two cables. The first waterproof double-sided tape 5 and the first corrosion-resistant tape 6 are processed on the cable 2 in sequence. Wherein the first waterproof double-sided adhesive 5 is innermost and then the first anti-corrosion layer adhesive tape 2 is wound on the waterproof double-sided adhesive and completely covered. When the one-end additional conical outer sleeve is moved to a proper position (the circular sleeve is positioned at the symmetrical position of the joint of the two sections of cables), then the fixing clamping ring 19 is pushed into the conical outer sleeve and is extruded to the sleeve 14, and the conical outer sleeve 3 is tightly connected with the cable 3 and the fixing clamping ring 19 which are wound completely due to the contraction of the inner diameter of the conical outer sleeve 3; the cylindrical sleeve 1 is screwed onto the fixed conical jacket 3. The conical outer sleeve 3 at the other end is screwed on the cylindrical sleeve 1 and is screwed by a wrench, and the wrench clamping groove 18 is used for fixing the wrench. The repeated waterproof layer is sequentially wound from the sleeve 14 to cover the protective layer and extend to cover the cable 2. The outer cold shrink sleeve 4 is sleeved on the sleeve 14, and a repeated waterproof layer is further wound on the sleeve.
The cable joint can be fixed and protected through the tensile self-tightness of the conical outer sleeve 3, the cable 2 and the fixing clamping ring 19; the invention fixes a part of the cable 2 at the two ends of the joint of the cable 2, and can transfer the pulling force of the cable 2 to the conical outer sleeve 3 and the round sleeve 1, thereby improving the tensile resistance. The conical outer sleeve 3, the cylindrical sleeve 1 and the fixing clamping ring 19 are all supported by hard flame-retardant materials, so that the connection position of the cable 2 is not influenced in the movement and bending of the whole cable 2. Circular excessive structure on the toper overcoat 3 and 11 structural design of fillet on the cylindrical sleeve 1 have then guaranteed to be in cable 2 pulling processes, can not blocked because of there being the limit roll-over, make things convenient for cable 2 to stimulate. Adopt seal structure between toper overcoat 3, the cylinder sleeve 1, inside cable 2 space is kept apart with the external world completely, does not have the circulation of air, has really realized fire-retardant, explosion-proof, and is firm.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. An explosion-proof cable connector, characterized by: the method comprises the following steps:
the cylindrical sleeve is sleeved outside the joint of the two sections of cables, and protective layers are wound on the outer sides of the two sections of cables;
the end with the larger diameter of the two conical outer sleeves is respectively connected with the two ends of the cylindrical sleeve, and the end with the smaller diameter of the two conical outer sleeves is respectively sleeved on the protective layers outside the two sections of cables;
outer cold shrinkage sleeves are arranged at the joints of the smaller ends of the two conical outer sleeves and the corresponding protective layers respectively, and sealing rings are arranged between the cylindrical sleeve and the two conical outer sleeves;
the protective layer comprises a first waterproof double-sided adhesive layer and a first corrosion-resistant adhesive tape, the first corrosion-resistant adhesive tape is wound on the outer side of the first waterproof double-sided adhesive layer, and the first waterproof double-sided adhesive layer is fixed on the cable; a repeated waterproof layer is arranged between the first anti-corrosion adhesive tape and the conical outer sleeve and between the first anti-corrosion adhesive tape and the outer cold shrinkage sleeve, the repeated waterproof layer comprises a second anti-corrosion adhesive tape and a wear-resistant waterproof adhesive tape, the second anti-corrosion adhesive tape is arranged at the joint of the conical outer sleeve and the first anti-corrosion adhesive tape through a second waterproof double-sided adhesive layer, and the wear-resistant waterproof tape is wound on the second anti-corrosion adhesive tape;
and a fixing clamping ring is arranged in the conical outer sleeve and clamped at one end, close to the end with the smaller diameter, of the conical outer sleeve, of the cable.
2. An explosion proof cable connector as claimed in claim 1 wherein the cylindrical sleeves are threaded with two respective tapered outer sleeves.
3. An explosion-proof cable connector as claimed in claim 2, wherein the cylindrical sleeve has rounded corners on the outer circumference of both ends thereof, and internal threads are provided on the inner walls of both ends of the cylindrical sleeve.
4. The explosion-proof cable connector of claim 3, wherein the conical outer sleeve comprises a sleeve and a boss which are connected through a conical sleeve, the diameter of the boss is larger than that of the sleeve, the sleeve is fixed on the corresponding cable through a second waterproof double-faced adhesive layer, a hollow circular truncated cone which is coaxial with the boss is fixed on the outer side of the boss, an external thread is arranged on the outer circumference of the hollow circular truncated cone, the external thread of the hollow circular truncated cone is matched with the internal thread of the cylindrical sleeve, and the joint of the sleeve and the conical sleeve is sealed through an internal check ring.
5. An explosion proof cable connector according to claim 4, wherein four wrench slots are evenly distributed on the outer circumference of the boss.
6. An explosion proof cable connector as claimed in claim 4 wherein the junction of the boss and the tapered sleeve is radiused.
7. An explosion proof cable connector as claimed in claim 5 or 6 wherein the tapered sleeve, boss and hollow boss are of one piece construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383830.5A CN108599090B (en) | 2018-04-26 | 2018-04-26 | Explosion-proof cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383830.5A CN108599090B (en) | 2018-04-26 | 2018-04-26 | Explosion-proof cable connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108599090A CN108599090A (en) | 2018-09-28 |
| CN108599090B true CN108599090B (en) | 2020-09-01 |
Family
ID=63609487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810383830.5A Active CN108599090B (en) | 2018-04-26 | 2018-04-26 | Explosion-proof cable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108599090B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114123093A (en) * | 2021-12-13 | 2022-03-01 | 重庆泰山电缆有限公司 | Cable gas intermediate joint and cable connection method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201323414Y (en) * | 2008-12-26 | 2009-10-07 | 福建振云塑业股份有限公司 | Plug-type pipe joint |
| CN102761093A (en) * | 2012-06-19 | 2012-10-31 | 江苏科耐特高压电缆附件有限公司 | Flame-retardant type glass steel anti-explosion shell of intermediate connector |
| CN205509461U (en) * | 2016-01-11 | 2016-08-24 | 国网浙江宁波市鄞州区供电公司 | Cable joint assembly |
| CN205487469U (en) * | 2016-02-23 | 2016-08-17 | 武汉瑞奇特种电缆有限公司 | A prevent water installations for rubber sleeve cable connects |
-
2018
- 2018-04-26 CN CN201810383830.5A patent/CN108599090B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108599090A (en) | 2018-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210006533U (en) | direct current submarine cable for deep sea | |
| CN108599090B (en) | Explosion-proof cable connector | |
| CN206877739U (en) | A kind of corrosion-resistant flame retardant cable | |
| CN114185138B (en) | Submarine optical cable | |
| CN112017809B (en) | Cross-linked polyethylene insulated low-smoke halogen-free fire-resistant power cable | |
| CN205353421U (en) | Full medium beam tube formula glass fiber tape nylon lightning protection protection against rodents termite proof cable | |
| CN205211441U (en) | Environmental protection and energy saving fireproof cable | |
| CN211350152U (en) | Wind erosion resistant anti-aging fireproof cable | |
| CN201741497U (en) | Special high-voltage silicon rubber combined cable | |
| CN208225578U (en) | Polyvinyl chloride insulating flexible cable electric wire | |
| CN208833975U (en) | The micro- cluster type optical cable of all dielectric dry type | |
| CN207966543U (en) | A kind of waterproofing type railway signal cable | |
| CN207966530U (en) | A kind of rubber-sheathed cable dedicated for field use | |
| CN202145393U (en) | Self-supporting overhead fireproof aluminium core composite optical cable | |
| CN210073422U (en) | Flame-retardant shielding type photoelectric composite cable for coal mine | |
| CN205406125U (en) | Bending resistant cable | |
| CN204792049U (en) | Novel dampproofing fireproof cable | |
| CN211427919U (en) | Durable communication cable | |
| RU216212U1 (en) | Power cable for voltage 6-35 kV | |
| CN216250091U (en) | Tensile flame-retardant motor cable | |
| CN216902298U (en) | Flat cable convenient to alternate | |
| CN216697920U (en) | Ultrahigh-voltage fireproof cable | |
| RU205425U1 (en) | FIRE RESISTANT ELECTRIC CABLE | |
| CN218159710U (en) | Corrosion-resistant and shock-wave-resistant photoelectric composite control cable | |
| CN214505109U (en) | Photoelectric mixed type composite optical cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |