CN2574273Y - Fireproof cable connecting device - Google Patents
Fireproof cable connecting device Download PDFInfo
- Publication number
- CN2574273Y CN2574273Y CN 02262573 CN02262573U CN2574273Y CN 2574273 Y CN2574273 Y CN 2574273Y CN 02262573 CN02262573 CN 02262573 CN 02262573 U CN02262573 U CN 02262573U CN 2574273 Y CN2574273 Y CN 2574273Y
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- China
- Prior art keywords
- fireproof cable
- coupling arrangement
- tube
- insulation
- cable coupling
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to the technical field of copper-core copper-sheath fireproof cable connecting device, which is used for the technical field of cable connectors in dynamic force and electricity. The utility model comprises a sheath, a conductive body wire core, an insulating strip, a straining ring, a columned pull tube, a wiring terminal, joints, a taking tube, a pressure taking tube, a gland nut, a heat-shrinkable tube and an insulating filling seat; the utility model also comprises a magnesia tube, a connecting nut and a knob insulator, wherein, the conductive body wire core adopts the magnesia tube to insulate; the outer side of the pressure taking tube is provided with the insulating knob insulator, and is fixed by the heat-shrinkable tube. Adopting the connecting device structure of the utility model, the utility model effectively ensures that insulation by using air is improved into insulation by using the magnesia tube, etc. The cable has the advantages of good electric insulating performance, small size, light weight, low cost, long service life, high strength, convenient installation, convenient problem search, human power and time saving, high work efficiency, as well as the high electric property and mechanical property of the cable, and the good performance of fire, water, explosion prevention.
Description
Technical field
The utility model relates to copper core copper sheath fireproof cable coupling arrangement technical field, is used for power and electric cable connector technical field.
Background technology
Fireproof cable is widely used in electrical instrumentation, control automatically, illumination, fire-fighting system and some special occasions at present, in recent years, along with people to electric wire fire line, fail safe, reliability requirement is more and more higher and the building of domestic market skyscraper, mega project, when cable length is connected with another cable inadequately, need to adopt intermediate connector, present connection is a quality of guaranteeing cable by the junction sealed terminal end.The fireproof cable jockey of common in the past employing internal thread seamless steel pipe, brass jar, encapsulant and isolating shrinkable sleeve pipe, this structural disadvantages is: 1. owing to consider that isolating shrinkable sleeve pipe and air-insulated insulation deficiency in the former coupling are very high, just adopt heavy in section internal thread seamless steel pipe to increase between conductor and the distance of conductor and sheath guarantees, thereby make the volume of coupling big, consumptive material is many, cost is high, installation inconvenience etc.; 2. the copper conductors in the former multi-core connector connects uses the copper aluminium hydraulic pressed connecting pipe, needs hydraulic tongs to operate, and quite time-consuming, little inner room is difficult to operation, also is difficult to after the crimping correct, and former single-core cable terminal is the compression joint type Wiring nose, than effort, influences joint quality easily during operation; 3. the insulation filling seat is that the brass jar is wasted time and energy and is easy to generate burr on the cable end, influences insulation property; 4. former cable termination does not have the ground connection copper sheet, makes ground connection loaded down with trivial details, and efficient is low; Cable core all adopts black isolating shrinkable sleeve pipe when 5. installing, and difficulty is searched when occurring.
Technical scheme
The utility model provides and a kind ofly can overcome above-mentioned defective, and is easy to operate, the fireproof cable coupling arrangement that performance is good, reduce cost.
The utility model comprises sheath, conductor thread core, insulating trip, collar, pillar trombone slide, binding post, joint, adapter, aluminium hydraulic pressed connecting pipe, clamp nut, heat-shrinkable T bush, insulation filling seat, it also comprises magnesia tube, is connected nut, porcelain knob, conductor thread core adopts the magnesia tube insulation, and the aluminium hydraulic pressed connecting pipe outside is provided with the insulation porcelain knob and is fixed by heat-shrink tube.
Conductor thread core connects the employing hexagonal and is connected the nut type adapter.Porcelain knob adopts stable chemical performance, the ceramic material that insulation property are excellent.Tag can be adopted the nut that presses that has binding post, and adopts metal copper sheet ground connection.That the insulating base packing material adopts is high temperature resistant, ageing-resistant, UV resistant, waterproof, the excellent elastic packing silica gel of electrical insulation capability.Cable adopts double-deck heat-shrinkable T bush and seals silica gel fast makes the insulation filling seat.Aluminium hydraulic pressed connecting pipe adopts copper rod and tightens up with screw.Joint, collar, clamp nut, insulation filling seat, hexagonal are connected nut, pillar trombone slide, adopt the Hpb59-1 material corrosion-resistant, high temperature resistant, that plasticity is strong, and heat-shrinkable T bush adopts the multi-colour heat shrinkable sleeve pipe.Insulating trip employing performance is excellent, the bakelite of stable chemical performance.
Owing to adopt connecting device structure of the present utility model, guaranteed effectively that by the original air insulation of utilizing be improved to insulation such as adopting magnesia tube, the electrical insulation properties of cable is good, volume is little, in light weight, cost is low, the life-span is long, the mechanical strength height, fitting operation is convenient, is convenient to search problem, manpower and time have been saved, improved operating efficiency, improved the electric property and the mechanical performance of cable simultaneously, and fire prevention, waterproof, explosion-proof performance are superior.
Structural representation when accompanying drawing 1 is the transition joint of the utility model list core.
1 is cable among the figure, the 2nd, and conductor thread core, the 3rd, collar, the 4th, joint, the 6th, clamp nut, the 7th, heat-shrinkable T bush, the 8th is connected nut hexagon prism, the 14th, sheath, the 17th, porcelain knob.
Structural representation when accompanying drawing 2 is the transition joint of the utility model multicore.
9 is magnesia tube, the 10th among the figure, ground connection copper sheet, the 11st, insulating base filler, the 13rd, insulating trip.
Structural representation when accompanying drawing 3 is the utility model multicore terminal fitting.
5 is nuts among the figure, the 16th, and binding post.
Accompanying drawing 4 is A-A cut-away views of Fig. 3.
Structural representation when accompanying drawing 5 is the utility model list core terminal fitting.
15 is screw terminal among the figure.
Specific embodiments
As shown in the figure, the utility model comprises by sheath, conductor thread core, collar, pillar adapter, binding post, joint, takes over, compresses pipe, clamp nut, heat-shrinkable T bush, insulation filling seat, insulating trip, it also comprises magnesia tube, is connected nut, porcelain knob, conductor thread core 2 overcoats have 9 insulating effects of magnesia tube, and the aluminium hydraulic pressed connecting pipe outside is with insulation porcelain knob 17 and fixing by heat-shrinkable T bush 7.Porcelain knob 17 adopts the ceramic material of stable chemical performance good insulation preformance.Conductor thread core 2 adopts hexagonal to be connected nut type and takes over connection, but regulated at will is proofreaied and correct.
Can adopt the nut spiral shell that presses that has binding post 16 to change upward core during tag, directly carry out the joint operation then, convenient and swift, improve joint quality.
Conductor thread core can adopt the heat-shrinkable T bush of multiple chromatogram, and is easy-to-look-up when going wrong.
Cable adopts double-deck heat-shrinkable T bush, adopts fast sealing silica gel to make the insulation filling seat then.Can adopt copper sheet ground connection on the cable.
Compress pipe and be copper rod and tighten up with screw.
Claims (10)
1, fireproof cable coupling arrangement, it comprises sheath, conductor thread core, insulating trip, collar, pillar trombone slide, binding post, joint, adapter, aluminium hydraulic pressed connecting pipe, clamp nut, heat-shrinkable T bush, insulation filling seat, it is characterized in that, it also comprises magnesia tube, is connected nut, porcelain knob, conductor thread core adopts the magnesia tube insulation, and the aluminium hydraulic pressed connecting pipe outside is provided with the insulation porcelain knob and is fixed by heat-shrink tube.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 2, conductor thread core connects the employing hexagonal and is connected the nut type adapter.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 3, porcelain knob adopts stable chemical performance, the ceramic material that insulation property are excellent.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 4, tag can be adopted the nut that presses that has binding post, and adopt metal copper sheet ground connection.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 5, that the insulating base packing material adopts is high temperature resistant, ageing-resistant, UV resistant, waterproof, the excellent elastic packing silica gel of electrical insulation capability.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 6, cable adopts double-deck heat-shrinkable T bush and seals silica gel fast makes the insulation filling seat.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 7, aluminium hydraulic pressed connecting pipe adopts copper rod and tightens up with screw.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 8, joint, collar, clamp nut, insulation filling seat, hexagonal are connected nut, pillar trombone slide, adopt the Hpb59-1 material corrosion-resistant, high temperature resistant, that plasticity is strong.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 9, heat-shrinkable T bush adopts the multi-colour heat shrinkable sleeve pipe.
According to the described fireproof cable coupling arrangement of claim 1, it is characterized in that 10, insulating trip employing performance is excellent, the bakelite of stable chemical performance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02262573 CN2574273Y (en) | 2002-06-18 | 2002-06-18 | Fireproof cable connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02262573 CN2574273Y (en) | 2002-06-18 | 2002-06-18 | Fireproof cable connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2574273Y true CN2574273Y (en) | 2003-09-17 |
Family
ID=33729111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02262573 Expired - Fee Related CN2574273Y (en) | 2002-06-18 | 2002-06-18 | Fireproof cable connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2574273Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101494368B (en) * | 2009-03-04 | 2010-12-08 | 于建新 | Water-proof plastic sealing element for cable sheath |
| CN102468642A (en) * | 2010-11-10 | 2012-05-23 | 江苏宝安电缆有限公司 | Fireproof cable branch box |
| CN102468640A (en) * | 2010-11-10 | 2012-05-23 | 江苏宝安电缆有限公司 | Intermediate connector special for fireproof cables |
| CN103259127A (en) * | 2012-02-20 | 2013-08-21 | 江苏核电有限公司 | Cable connecting piece device capable of being used for reactor loss of coolant accident condition |
| CN106067620A (en) * | 2016-08-13 | 2016-11-02 | 宝胜科技创新股份有限公司 | Protective metal shell branch cable joint metal shell |
| CN106159483A (en) * | 2016-06-28 | 2016-11-23 | 重庆渝丰电线电缆有限公司 | The termination of a kind of fireproof cable and method thereof |
| CN109180154A (en) * | 2018-09-11 | 2019-01-11 | 河南工学院 | A kind of tile and preparation method and low-voltage cable connector using the tile |
-
2002
- 2002-06-18 CN CN 02262573 patent/CN2574273Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101494368B (en) * | 2009-03-04 | 2010-12-08 | 于建新 | Water-proof plastic sealing element for cable sheath |
| CN102468642A (en) * | 2010-11-10 | 2012-05-23 | 江苏宝安电缆有限公司 | Fireproof cable branch box |
| CN102468640A (en) * | 2010-11-10 | 2012-05-23 | 江苏宝安电缆有限公司 | Intermediate connector special for fireproof cables |
| CN103259127A (en) * | 2012-02-20 | 2013-08-21 | 江苏核电有限公司 | Cable connecting piece device capable of being used for reactor loss of coolant accident condition |
| CN106159483A (en) * | 2016-06-28 | 2016-11-23 | 重庆渝丰电线电缆有限公司 | The termination of a kind of fireproof cable and method thereof |
| CN106159483B (en) * | 2016-06-28 | 2018-09-07 | 重庆渝丰鑫新线缆科技有限公司 | A kind of termination and its method of fireproof cable |
| CN106067620A (en) * | 2016-08-13 | 2016-11-02 | 宝胜科技创新股份有限公司 | Protective metal shell branch cable joint metal shell |
| CN109180154A (en) * | 2018-09-11 | 2019-01-11 | 河南工学院 | A kind of tile and preparation method and low-voltage cable connector using the tile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030917 Termination date: 20100618 |