CN102385963B - Double-cable splicing all-insulation casing pipe and all-insulation casing pipe line outgoing device - Google Patents
Double-cable splicing all-insulation casing pipe and all-insulation casing pipe line outgoing device Download PDFInfo
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- CN102385963B CN102385963B CN 201110240668 CN201110240668A CN102385963B CN 102385963 B CN102385963 B CN 102385963B CN 201110240668 CN201110240668 CN 201110240668 CN 201110240668 A CN201110240668 A CN 201110240668A CN 102385963 B CN102385963 B CN 102385963B
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Abstract
The invention discloses a double-cable splicing all-insulation casing pipe and an all-insulation casing pipe line outgoing device, which belong to the field of an electric-conduction connecting device. The all-insulation casing pipe line outgoing device comprises an insulation casing pipe and the like, wherein the insulation casing pipe is integrally formed by a round pipe and a standpipe; the cross section of the standpipe is in a shape surrounded by a rectangle and two semicircles which are arranged at the left end and the right end of the rectangle and have a symmetrical shape; the left end surface of the inner cavity wall of the round pipe is provided with an annular groove; the round pipe and the standpipe are both made of solid insulating materials; double splicing cables are positioned in the inner cavity of the standpipe; the lower ends of the double splicing cables pass through the standpipe, and the upper ends of the double splicing cables pass through a bolt and a nut to be connected with the lower end of a flexible coupling; the upper end of the flexible coupling extends into the inner cavity of the round pipe; the left end of the round pipe is spliced with the cable casing pipe; the right end of the round pipe is provided with a plug; a screw vertically passes through the upper end of the flexible coupling; the left end of the screw is connected with the right end of the cable casing pipe; and the right end of the screw is connected with the left end of the plug. The all-insulation casing pipe line outgoing device has a small size and is convenient to construct and install on site, arrangement distance with other electrical appliance elements becomes small because of adopting a solid insulation mode, the size of the box body of a power distribution unit becomes small, and construction cost is saved.
Description
Technical field
The present invention relates to the conductive connecting device technical field, refer to a kind of pair of cable especially and connect all insulation sleeve pipe and all insulation sleeve pipe outgoing line device.
Background technology
Also adopting with SF6 gas in a large number in existing manufacturing power transmission and distribution device product technology at present is the power distribution equipment of main insulation, various electric elements in the metal cabinet all are exposed in the SF6 gas, and the conductor in paired cable one end that connects and the casing is connected, the other end passes casing, sealing between casing and the paired cable must guarantee, can not make the SF6 gas leakage, gas-insulated between paired cable and other electric elements distance wants big simultaneously, so just make the metal box volume very big, the sealing requirements height, the processing technology complexity causes the cost height of metal cabinet, safeguard detect complicated.
Summary of the invention
The object of the present invention is to provide a kind of pair of cable and connect all insulation sleeve pipe, its volume is little, site operation is easy for installation, adopt the layout distance between solid insulation mode and other electric elements to diminish, and makes the casing smaller volume of power distribution equipment, saves the cost cost.
To achieve these goals, technical solution of the present invention is: a kind of pair of cable also connects all insulation sleeve pipe, wherein this insulating sleeve is by the pipe of horizontal positioned be vertical at pipe below vertical tube one on the right side and constitute, the shape of cross section of described vertical tube is rectangle and two shapes that semicircle surrounds that are positioned at two ends, rectangle left and right sides shape symmetry, the internal chamber wall left side of described pipe is provided with first annular recess, and described pipe and vertical tube are solid insulating material and make.
All insulation sleeve pipe outgoing line device of the present invention, comprise and connect paired cable, wherein also comprise described insulating sleeve, be flexible coupling, screw rod, cable sleeve and shutoff, described and connect the inner chamber that paired cable is installed on described vertical tube, described vertical tube is passed in lower end described and that connect paired cable, upper end described and that connect paired cable is connected with the lower end that is flexible coupling by screw bolt and nut, the inner chamber of described pipe is stretched in the described upper end that is flexible coupling, the left end socket cable sleeve pipe of described pipe, the right-hand member of described pipe is installed shutoff, described screw rod vertically passes the described upper end that is flexible coupling, and the left end of described screw rod is connected with the right-hand member of cable sleeve, and the right-hand member of described screw rod is connected with the left end of shutoff.
All insulation sleeve pipe outgoing line device of the present invention, wherein said cable sleeve is made of connector and stepped stem, described connector is first of flaring from left to right by three, two, the three cylindrical bar constitutes, the left side of described first cylindrical bar is provided with first thread groove that feeds second cylindrical bar, the left side of described second cylindrical bar is provided with second annular recess, described second, smooth transition between the three cylindrical bar, described stepped stem is the 4th of convergent from left to right by three, five, six circles, 1 bar constitutes, described the 4th cylindrical bar is positioned at the right side of described three cylindrical bar, the cross-sectional area of described the 4th cylindrical bar is greater than the cross-sectional area of three cylindrical bar, the left side of described the 4th cylindrical bar is provided with the 3rd annular recess, described the 5th cylindrical bar is plugged on described first annular recess, described the 6th cylindrical bar is positioned at the inner chamber of described pipe, the outer surface of described the 6th cylindrical bar is provided with some first circular fins that are parallel to each other, and the right-hand member of described the 6th cylindrical bar is provided with second thread groove that is spirally connected with described screw rod left end.
All insulation sleeve pipe outgoing line device of the present invention, wherein said shutoff is made of three the 7th round platform bar, the 8th, nine cylindrical bars that are flaring from left to right, the left side of described the 7th round platform bar is provided with the 3rd thread groove that feeds the 8th cylindrical bar and be spirally connected with described screw rod right-hand member, described the 8th cylindrical bar is plugged in the inner chamber right-hand member of described pipe, the left side of described the 8th cylindrical bar is provided with Fourth Ring shape groove, and the left side of described the 9th cylindrical bar is against on the right side of described pipe.
All insulation sleeve pipe outgoing line device of the present invention, one second nut is spirally connected in the middle part of the outer surface of wherein said screw rod, at described second nut and described screw rod between being flexible coupling plain washer and spring washer are installed, the described upper left-hand that is flexible coupling is against on the right side of described the 6th cylindrical bar.
All insulation sleeve pipe outgoing line device of the present invention, the wherein said lower end that is flexible coupling is inserted in and connects the upper end between the paired cable, be positioned at described and connect on the shank of bolt in paired cable left side second plain washer is installed, at shank of bolt described and that connect between paired cable right side and the nut the 3rd plain washer and second spring washer are installed.
After adopting such scheme, the two cables of the present invention also connect the outside that all insulation sleeve pipe was installed on and connect paired cable, the insulation distance that makes and connect between paired cable and other electric elements diminishes, and insulating sleeve of the present invention volume simple in structure itself is small and exquisite, so just make the electric elements in the power distribution equipment arrange compact, reduced the volume of power distribution equipment casing, provide cost savings, owing to when construction and installation, need not consider problems such as gas leakage poisoning, the isolated switchgear that is connected with cable during installation is set to ground state, so just can directly other electric elements in cable and the power distribution equipment casing be installed safely, and easy for installation.
Description of drawings
Fig. 1 is the two cables of the present invention and the perspective view that connects all insulation sleeve pipe;
Fig. 2 is that the two cables of the present invention and the master who connects all insulation sleeve pipe look cutaway view;
Fig. 3 is that the master of all insulation sleeve pipe outgoing line device of the present invention looks cutaway view;
Fig. 4 is the structural representation of all insulation sleeve pipe outgoing line device inner chamber of the present invention.
Below in conjunction with accompanying drawing, the present invention is described further by embodiment.
Embodiment
See also Fig. 1 to shown in Figure 2, the two cables of the present invention and connect all insulation sleeve pipe be by the pipe 1 of horizontal positioned with vertically be positioned at pipe 1 below vertical tube 2 one machined surfaces on the right side and become, the cross section of vertical tube 2 is rectangle and two shapes that semicircle surrounds that are positioned at two ends, rectangle left and right sides shape symmetry, the internal chamber wall left side of pipe 1 is processed with first annular recess 11, and pipe 1 and vertical tube 2 are the epoxy resin solid insulating material and make.
As shown in Figure 3 and Figure 4, all insulation sleeve pipe outgoing line device of the present invention comprises and connects paired cable 3, insulating sleeve 4, be flexible coupling 5, screw rod 6, cable sleeve 7 and shutoff 8, and connect in vertical tube 2 inner chambers that paired cable 3 is installed on insulating sleeve 4, and vertical tube 2 is passed in the lower end that connects paired cable 3, and the upper end that connects paired cable 3 is connected and fixed by bolt 31 and nut 32 and 5 the lower end of being flexible coupling, be positioned at and connect on bolt 31 bars in paired cable 5 left sides second plain washer 33 is installed, and bolt 31 bars that connect between paired cable 5 right sides and the nut 32 the 3rd plain washer 34 and second spring washer 35 are installed.It is to utilize its cushioning effect to guarantee the tightness of bolt 31 and nut 32 that the 3rd plain washer 34 and second spring washer 35 are set.Be flexible coupling 5 lower end is inserted in and connects between paired cable 5 upper ends.The inner chamber of pipe 1 is stretched in be flexible coupling 5 upper end, and screw rod 6 vertically passes 5 the upper end of being flexible coupling.
Cable sleeve 7 is processed by the connector 71 that is positioned at left part and stepped stem 72 one that are positioned at right part, connector 71 is by three first cylindrical bars 711 that are flaring from left to right, second cylindrical bar 712 and three cylindrical bar 713 constitute, the left side of first cylindrical bar 711 is processed with first thread groove 7111 that feeds second cylindrical bar, first thread groove 7111 be set be when being flexible coupling of Disconnecting switch unit is connected by bolt with cable sleeve 7 used as the bolt mounting groove, the left side of second cylindrical bar 712 is processed with second annular recess 7121, smooth transition between second cylindrical bar 712 and the three cylindrical bar 713, stepped stem 72 is by three the 4th cylindrical bars 721 that are convergent from left to right, the 5th cylindrical bar 722 and the 6th cylindrical bar 723 constitute, the 4th cylindrical bar 721 is positioned at the right side of three cylindrical bar 713, the cross-sectional area of the 4th cylindrical bar 721 is greater than the cross-sectional area of three cylindrical bar 713, the left side of the 4th cylindrical bar 721 is processed with the 3rd annular recess 7211, the 5th cylindrical bar 722 is plugged on first annular recess 11 of pipe 1, the 6th cylindrical bar 723 is positioned at the inner chamber of pipe 1, the outer surface of the 6th cylindrical bar 723 is processed with some first circular fins 7231 that are parallel to each other, the right-hand member of the 6th cylindrical bar 723 is processed with second thread groove 7232, and the left end of screw rod 6 and second thread groove 7232 are spirally connected.
Shutoff 8 is made of three the 7th round platform bar 81, the 8th cylindrical bar 82 and the 9th cylindrical bars 83 that are flaring from left to right, the left side of the 7th round platform bar 81 is processed with the 3rd thread groove 811 that feeds the 8th cylindrical bar 82, and the right-hand member of screw rod 6 and the 3rd thread groove 811 are spirally connected.The 8th cylindrical bar 82 is plugged in the inner chamber right-hand member of pipe 1, and the left side that the left side of the 8th cylindrical bar 82 is processed with Fourth Ring shape groove 821, the nine cylindrical bars 83 is against on the right side of pipe 1.
The outer surface middle part of screw rod 6 is bolted with second nut 61, at second nut 61 and the screw rod 6 that is flexible coupling between 5 plain washer 62 and spring washer 63 are installed, plain washer 62 and spring washer 63 be set be for guarantee between cable sleeve 7 and second nut 61 be flexible coupling 5 clamped.5 the upper left-hand of being flexible coupling is against on the right side of the 6th cylindrical bar 723.
During use, with the left end of cable sleeve 7 and being flexible coupling by bolt together of Disconnecting switch unit, bolt is bolted in first thread groove 7111 and gets final product.
The two cables of the present invention also connect the outside that all insulation sleeve pipe was installed on and connect paired cable 3, the dielectric strength that makes and connect between paired cable 3 and other electric elements improves, reduced insulation distance each other, and all insulation sleeve pipe of the present invention itself is simple in structure, volume is small and exquisite, so just make the electric elements in the power distribution equipment arrange compact, reduced the volume of casing, save casing cost cost, owing to when construction and installation, need not consider problems such as gas leakage poisoning, during installation with and connect the isolated switchgear that paired cable 3 is connected and be set to ground state, so just can be directly with and other electric elements of connecing in paired cable 3 and the power distribution equipment casing install safely, and easy for installation; All insulation sleeve pipe outgoing line device of the present invention is processed first annular recess 11 at the inner chamber left end of the pipe 1 of insulating sleeve 4, processed the 3rd annular recess 7211 at second cylindrical bar, 712 processing, second annular recess 7121, in the left side of the 4th cylindrical bar 721 and process Fourth Ring shape groove 821 in the left side of shutoff 8 all is in order to improve the creepage distance of this all insulation sleeve pipe outgoing line device, can improve electric property like this, and improve the safety in operation of electrical equipment.
The above embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that the common engineers and technicians in this area make technical scheme of the present invention all should fall in the definite protection range of claims of the present invention.
Claims (5)
1. all insulation sleeve pipe outgoing line device, comprise and connect paired cable (3) and two cable and connect all insulation sleeve pipe (4), described insulating sleeve (4) is by the pipe (1) of horizontal positioned and be vertical at pipe (1) below vertical tube (2) one on the right side and constitute, the shape of cross section of described vertical tube (2) is rectangle and two shapes that semicircle surrounds that are positioned at two ends, rectangle left and right sides shape symmetry, the internal chamber wall left side of described pipe (1) is provided with first annular recess (11), described pipe (1) and vertical tube (2) are solid insulating material and make, it is characterized in that: also comprise be flexible coupling (5), screw rod (6), cable sleeve (7) and shutoff (8), described and connect the inner chamber that paired cable (3) is installed on described vertical tube (2), described vertical tube (2) is passed in lower end described and that connect paired cable (3), upper end described and that connect paired cable (3) is connected with the lower end of nut (32) be flexible coupling (5) by bolt (31), the inner chamber of described pipe (1) is stretched in the described upper end that is flexible coupling (5), the left end socket cable sleeve pipe (7) of described pipe (1), the right-hand member of described pipe (1) is installed shutoff (8), described screw rod (6) vertically passes the upper end of described be flexible coupling (5), the left end of described screw rod (6) is connected with the right-hand member of cable sleeve (7), and the right-hand member of described screw rod (6) is connected with the left end of shutoff (8).
2. all insulation sleeve pipe outgoing line device as claimed in claim 1, it is characterized in that: described cable sleeve (7) is made of connector (71) and stepped stem (72), described connector (71) is first of flaring from left to right by three, two, three cylindrical bar (711,712,713) constitute, the left side of described first cylindrical bar (711) is provided with first thread groove (7111) that feeds second cylindrical bar, the left side of described second cylindrical bar (712) is provided with second annular recess (7121), described second, three cylindrical bar (712,713) smooth transition between, described stepped stem (72) is the 4th of convergent from left to right by three, five, six cylindrical bars (721,722,723) constitute, described the 4th cylindrical bar (721) is positioned at the right side of described three cylindrical bar (713), the cross-sectional area of described the 4th cylindrical bar (721) is greater than the cross-sectional area of three cylindrical bar (713), the left side of described the 4th cylindrical bar (721) is provided with the 3rd annular recess (7211), described the 5th cylindrical bar (722) is plugged on described first annular recess (11), described the 6th cylindrical bar (723) is positioned at the inner chamber of described pipe (1), the outer surface of described the 6th cylindrical bar (723) is provided with some first circular fins (7231) that are parallel to each other, and the right-hand member of described the 6th cylindrical bar (723) is provided with second thread groove (7232) that is spirally connected with described screw rod (6) left end.
3. all insulation sleeve pipe outgoing line device as claimed in claim 2, it is characterized in that: described shutoff (8) is by three the 7th round platform bars that are flaring from left to right, the 8th, nine cylindrical bars (81,82,83) constitute, the left side of described the 7th round platform bar (81) is provided with the 3rd thread groove (811) that feeds the 8th cylindrical bar (82) and be spirally connected with described screw rod (6) right-hand member, described the 8th cylindrical bar (82) is plugged in the inner chamber right-hand member of described pipe (1), the left side of described the 8th cylindrical bar (82) is provided with Fourth Ring shape groove (821), and the left side of described the 9th cylindrical bar (83) is against on the right side of described pipe (1).
4. all insulation sleeve pipe outgoing line device as claimed in claim 3, it is characterized in that: one second nut (61) is spirally connected in the middle part of the outer surface of described screw rod (6), be positioned on described second nut (61) and the described screw rod (6) that is flexible coupling between (5) plain washer (62) and spring washer (63) are installed, the described upper left-hand that is flexible coupling (5) is against on the right side of described the 6th cylindrical bar (723).
5. as the described all insulation sleeve pipe of one of claim 1-4 outgoing line device, it is characterized in that: the described lower end that is flexible coupling (5) is inserted in and connects the upper end between the paired cable (5), be positioned at described and connect on bolt (31) bar in paired cable (5) left side second plain washer (33) is installed, be positioned at described and connect on bolt (31) bar between paired cable (5) right side and the nut (32) the 3rd plain washer (34) and second spring washer (35) are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110240668 CN102385963B (en) | 2011-08-19 | 2011-08-19 | Double-cable splicing all-insulation casing pipe and all-insulation casing pipe line outgoing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110240668 CN102385963B (en) | 2011-08-19 | 2011-08-19 | Double-cable splicing all-insulation casing pipe and all-insulation casing pipe line outgoing device |
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| Publication Number | Publication Date |
|---|---|
| CN102385963A CN102385963A (en) | 2012-03-21 |
| CN102385963B true CN102385963B (en) | 2013-07-10 |
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| CN 201110240668 Active CN102385963B (en) | 2011-08-19 | 2011-08-19 | Double-cable splicing all-insulation casing pipe and all-insulation casing pipe line outgoing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102761072A (en) * | 2012-07-27 | 2012-10-31 | 无锡市凯立电器有限公司 | Solid insulated load switch-fuse combined electric appliance cabinet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101231308A (en) * | 2001-03-30 | 2008-07-30 | 奥马萨瓦尔集团股份有限公司 | High-voltage insulated modular connection system with intensity and voltage acquisition |
| CN201430410Y (en) * | 2009-06-25 | 2010-03-24 | 泉州七星电气有限公司 | Cable terminal connector with earth rod |
| CN202307373U (en) * | 2011-08-19 | 2012-07-04 | 北京清畅电力技术股份有限公司 | Double-cable parallel full-insulated casing and full-insulated casing line outgoing device |
-
2011
- 2011-08-19 CN CN 201110240668 patent/CN102385963B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101231308A (en) * | 2001-03-30 | 2008-07-30 | 奥马萨瓦尔集团股份有限公司 | High-voltage insulated modular connection system with intensity and voltage acquisition |
| CN201430410Y (en) * | 2009-06-25 | 2010-03-24 | 泉州七星电气有限公司 | Cable terminal connector with earth rod |
| CN202307373U (en) * | 2011-08-19 | 2012-07-04 | 北京清畅电力技术股份有限公司 | Double-cable parallel full-insulated casing and full-insulated casing line outgoing device |
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| CN102385963A (en) | 2012-03-21 |
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Denomination of invention: Double-cable splicing all-insulation casing pipe and all-insulation casing pipe line outgoing device Effective date of registration: 20150610 Granted publication date: 20130710 Pledgee: Haidian Beijing science and technology enterprise financing Company limited by guarantee Pledgor: Beijing Qingchang Power Technology Co., Ltd. Registration number: 2015990000463 |
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