CN204558134U - Be applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable - Google Patents
Be applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable Download PDFInfo
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- CN204558134U CN204558134U CN201520209813.1U CN201520209813U CN204558134U CN 204558134 U CN204558134 U CN 204558134U CN 201520209813 U CN201520209813 U CN 201520209813U CN 204558134 U CN204558134 U CN 204558134U
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Abstract
The utility model discloses and be a kind ofly applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable, described cable connection body comprises: backbone cable, branch cable, jointing, insulating sleeve, the coated backbone cable of insulating sleeve, branch cable and jointing; The contact position of backbone cable and branch cable and insulating sleeve scribbles watertight composition; Backbone cable comprises the main line insulating barrier of main conductor and coated main conductor, and branch cable comprises a line insulating layer of tap conductor and coated tap conductor; Main conductor and tap conductor link together by jointing.By the way, the utility model is applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable, and can to realize insulation property consistent with cable main, there will not be in use procedure surface quality poor, have microgroove, have hickie, easily have moisture to enter and easily produce the situations such as fracture, junction easily disconnect being subject to External Force Acting lower contact.
Description
Technical field
The utility model relates to technical field of electric wires and cables, is specifically related to prefabricated branch cable.
Background technology
Along with society and expanding economy, the modern buildings such as high-rise, high-rise commercial residential building, office building are built in a large number, structure becomes increasingly complex, this also increases the complexity of building distribution system, the electricity capacity of single building building also sharply increases simultaneously, as still adopted the system of laying of traditional bus duct, be difficult to meet above requirement again.And a kind of novel cable---prefabricated branch cable has occurred, prefabricated branch cable has plurality of advantages, as: because work on the spot completes in manufacturing works, and install simple, cycle is short, thus not only save the working time of job site, and save site operation labour, thus the expense making total architectural engineering expense comprise personnel and material just have compressed greatly; Erecting bed management is simple: prefabricated branch cable, in advance around on treucher, makes in-site installation convenient.Therefore field management work, the arrangement of such as erection schedule, material requested obtain and storage etc. all can be saved; Airtight and water proofing property: the branch joint part of prefabricated branch cable is all airtight and waterproof, so branch cable both can be used for dry area, also can be used for humid region; Non-maintaining: after prefabricated branch cable presses prescriptive procedure installation, the disposable height that takes up rate, the normal prefabricated band branch cable system run does not need to do maintaining at ordinary times.Because prefabricated branch cable it have that power supply safety is reliable, use cost is low, the advantage such as erection bay list, environmental requirement are low, non-maintaining, the demand of build on-site to modern societies such as the reduction of labour cost and the reliabilities of power supply can be met well.
Prefabricated branch cable utilizes connector to link together the conductor of leader cable and the conductor of branch cable, then adopts corresponding injection-moulding device to be injected in supporting mould by the insulating sheath material after melting, thus make prefabricated branch cable.Prefabricated branch cable is due to can according to each the specifically design feature of building and distribution requirement, by main cable, branch cable, three parts such as branch's connected body carry out integrated design manufacture, therefore there is excellent technical-economic index, in engineering economy, technical advance and installation convenience aspect have outstanding advantage than traditional cable and bus duct, so enjoy great popularity in building field, be widely used in residential building, office block, hotel, hospital, market, factory, residential quarters, in the distribution systems such as mine, also for highway, bridge, tunnel, in the illuminator of airfield runway.
In prior art, what ask for something was strict adopt Mica tape mostly for the joint in the low smoke halogen-free fire retardant fire resistant prefabricated branch cable in distribution, illuminator and the outer low-smoke halide-free fireproof composite polyolefine material that adopts is made; Because of low smoke halogen-free flame-retardant polyolefin injection molding material oxygen index be 35 time, its hot strength is no more than 6Mpa, and elongation at break is no more than 150%, and this mechanical performance just determining the joint itself prepared by this kind of material does not reach with cable main consistent with electric property.For multi-core integrated, heavy in section prefabricated branch cable,, Heavy Weight large by its entire outer diameter, the joint that halogen-free low-smoke flame retardant material is made can not ensure completely connected body insulation property consistent with cable main, in prefabricated branch cable use procedure, therefore there will be surface quality difference, have microgroove, have hickie, easily have moisture to enter and easily produce the situations such as fracture, junction easily disconnect being subject to External Force Acting lower contact; And if this joint also there will be situations such as puncturing for the words of multi-core branch cable in prior art.And cable is in energising situation, if there is above-mentioned situation, then abnormally dangerous.Therefore in order to personal safety and property safety, the performance of the joint of prefabricated branch cable is badly in need of improving.
Utility model content
For above-mentioned deficiency of the prior art, the utility model main purpose is to provide a kind of cable connection body and multi-core integrated, heavy in section prefabricated branch cable, this prefabricated branch cable.
For achieving the above object, disclosed in the utility model, technical scheme is as follows: be a kind ofly applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable, described cable connection body comprises: backbone cable, branch cable, jointing, insulating sleeve, the coated described backbone cable of described insulating sleeve, branch cable and jointing; The contact position of described backbone cable and branch cable and insulating sleeve scribbles watertight composition; Described backbone cable comprises the main line insulating barrier of main conductor and coated described main conductor, and described branch cable comprises a line insulating layer of tap conductor and coated described tap conductor; Main conductor and tap conductor link together by described jointing, the outer wrapped Ceramic silicon rubber band of the connector formed after described main conductor and tap conductor link together.
Preferably, the outer wrapped two-layer ceramic SiClx rubber strip of the connector that formed after linking together of described main conductor and tap conductor.
Preferably, the thickness of described every layer of Ceramic silicon rubber band is between 0.1mm-0.3mm.
Preferably, the thickness of described every layer of Ceramic silicon rubber band is 0.2mm.
Preferably, described insulating sleeve adopts polyether-type TPU material to make.
Preferably, described watertight composition adopts the coating of polyurethane EVA glue to form.
Preferably, described jointing is linked into an integrated entity by least two C type sheet metals and forms.
Preferably, described jointing adopts metallic copper material to make.
Applicant is by the matching of the essential composition and resistance to severe rugged environment of researching and analysing plastics, consider the every obstacle that cable joint stands in actual environment, in order to ensure that jointing can closely will be coated in insulating sleeve effectively, ensure excellent electric property, thus avoid field intensity punch-through, improve electric conductivity, guarantee high-transmission flow, in order to ensure product fire-resistant, so the outer wrapped Tao Shi silicone rubber belt again of the wrapped mica layer in the utility model outside the conductor of backbone cable and branch cable, make jointing in the case of fire or temperature reach 950 DEG C or have trickle when cable still can be made to keep good using state.Consider the feature of environmental protection of halogen gas during requirement and the burning of the high flame retardant of branch cable and meet the requirement of European Union ROHS instruction, in the utility model, using the TPU material with the good polyether-type of elasticity to make insulating sleeve.For preventing there is gap between insulating sleeve and backbone cable, separated time cable, the exposed hydrone that caused in atmosphere of the joint because of separated time cable is avoided to enter and puncture situation, at the contact position coated with adhesive polyurethane EVA glue of backbone cable, separated time cable and insulating sleeve in present specification, play waterproof effect, water cannot be entered in branch joint.
The beneficial effects of the utility model are: the cable connection body that the utility model is applicable to multi-core integrated, heavy in section prefabricated branch cable because of rational in infrastructure, material selection is appropriate, thus the insulation property that can realize cable connection body are consistent with cable main, there will not be in the prefabricated branch cable use procedure utilizing present specification scheme to make surface quality poor, have microgroove, have hickie, easily have moisture to enter and easily produce the situations such as fracture, junction easily disconnect being subject to External Force Acting lower contact.Cable connection body described in the utility model has fire safe type, corrosion resistant type, wear-resisting, the advantage such as resistance to mechanical external force, the type of resistance to cracking, cold resisting type, ozone resistance, environment-friendly type, flame retardant type, high flow capacity type, long-life type.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model cable connection body one preferred embodiment;
Fig. 2 is another structural representation of the utility model cable connection body one preferred embodiment;
Fig. 3 is another structural representation of the utility model cable connection body one preferred embodiment;
Fig. 4 is the structural representation of backbone cable and branch cable in the preferred embodiment of the utility model cable connection body one.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection range of the present utility model.
Please refer to accompanying drawing 1 to accompanying drawing 4, the utility model embodiment comprises:
embodiment 1:a kind ofly be applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable, described cable connection body 1 comprises: backbone cable 10, branch cable 11, jointing 13, insulating sleeve 12, the coated backbone cable 10 of insulating sleeve 12, branch cable 11 and jointing 13, i.e. insulating sleeve 12, backbone cable 10, branch cable 11 and the jointing 13 cable connection body 1 jointly described in formation.
Backbone cable 10 and branch cable 11 scribble watertight composition 16 with the contact position of insulating sleeve 12; Backbone cable 10 comprises the main line insulating barrier 101 of main conductor 100 and coated main conductor 100, and branch cable 11 comprises a line insulating layer 111 of tap conductor 110 and coated tap conductor 110.
Main conductor 100 and tap conductor 110 link together by jointing 13, the outer wrapped Ceramic silicon rubber band 15 of the connector formed after main conductor 100 and tap conductor 110 link together.
embodiment 2:the difference of the present embodiment and embodiment 1 is, in the present embodiment, and the outer wrapped two-layer ceramic SiClx rubber strip 15 of the connector formed after main conductor 10 and tap conductor 11 link together.The thickness of every layer of Ceramic silicon rubber band 15 is between 0.1mm-0.3mm.Main conductor 100, tap conductor 110 and Ceramic silicon rubber band 15 are closely fixed together by described jointing 13.
embodiment 3:the difference of the present embodiment and embodiment 2 is, in the present embodiment, the thickness of every layer of Ceramic silicon rubber band 15 is 0.2mm.
embodiment 4:the difference of the present embodiment and embodiment 2 is, in the present embodiment, insulating sleeve 12 adopts polyether-type TPU material to make.
embodiment 5:the difference of the present embodiment and embodiment 1 is, in the present embodiment, watertight composition 16 adopts the coating of polyurethane EVA glue to form.
embodiment 6:the difference of the present embodiment and embodiment 1 is, in the present embodiment, jointing 13 is linked into an integrated entity by least two C type sheet metals and forms.In the present embodiment, described jointing 13 adopts metallic copper material to make.
embodiment 7:the difference of the present embodiment and embodiment 1 is, in the present embodiment, the length L of insulating sleeve 12 is between 30-80cm; The width d1 of insulating sleeve 12 is between 1-8cm, and the thickness d 2 of insulating sleeve 12 is between 0.5-5cm.
embodiment 8:the difference of the present embodiment and embodiment 7 is, in the present embodiment, the length L of insulating sleeve 12 is 50cm; The width d1 of insulating sleeve 12 is 5cm, and the thickness d 2 of insulating sleeve 12 is 2cm.
embodiment 9:the difference of the present embodiment and embodiment 7 is, in the present embodiment, the length L of insulating sleeve 12 is 30cm; The width d1 of insulating sleeve 12 is 8cm, and the thickness d 2 of insulating sleeve 12 is 1cm.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. one kind is applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable, it is characterized in that, described cable connection body comprises: backbone cable, branch cable, jointing, insulating sleeve, the coated described backbone cable of described insulating sleeve, branch cable and jointing; The contact position of described backbone cable and branch cable and insulating sleeve scribbles watertight composition; Described backbone cable comprises the main line insulating barrier of main conductor and coated described main conductor, and described branch cable comprises a line insulating layer of tap conductor and coated described tap conductor; Main conductor and tap conductor link together by described jointing, the outer wrapped Ceramic silicon rubber band of the connector formed after described main conductor and tap conductor link together.
2. cable connection body according to claim 1, is characterized in that, the outer wrapped two-layer ceramic SiClx rubber strip of the connector formed after described main conductor and tap conductor link together.
3. cable connection body according to claim 2, is characterized in that, the thickness of described every layer of Ceramic silicon rubber band is between 0.1mm-0.3mm.
4. cable connection body according to claim 3, is characterized in that, the thickness of described every layer of Ceramic silicon rubber band is 0.2mm.
5. cable connection body according to claim 1, is characterized in that, described insulating sleeve adopts polyether-type TPU material to make.
6. cable connection body according to claim 5, is characterized in that, described watertight composition adopts the coating of polyurethane EVA glue to form.
7. cable connection body according to claim 1, is characterized in that, described jointing is linked into an integrated entity by least two C type sheet metals and forms.
8. cable connection body according to claim 7, is characterized in that, described jointing adopts metallic copper material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520209813.1U CN204558134U (en) | 2015-04-09 | 2015-04-09 | Be applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520209813.1U CN204558134U (en) | 2015-04-09 | 2015-04-09 | Be applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable |
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| Publication Number | Publication Date |
|---|---|
| CN204558134U true CN204558134U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520209813.1U Active CN204558134U (en) | 2015-04-09 | 2015-04-09 | Be applicable to cable connection body that is multi-core integrated, heavy in section prefabricated branch cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779011A (en) * | 2015-04-09 | 2015-07-15 | 江苏中辰电缆有限公司 | Cable coupler applicable to multicore-integrated large-section prefabricated branch cables |
-
2015
- 2015-04-09 CN CN201520209813.1U patent/CN204558134U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779011A (en) * | 2015-04-09 | 2015-07-15 | 江苏中辰电缆有限公司 | Cable coupler applicable to multicore-integrated large-section prefabricated branch cables |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214200 Jiangsu city of Wuxi province Yixing city huankeyuan Gui Road No. 8 Patentee after: SINOSTAR CABLE CO., LTD. Address before: 214200 Jiangsu city of Wuxi province Yixing city huankeyuan Gui Road No. 8 Patentee before: Jiangsu Sinostar Cable Co.,Ltd. |