CN204559079U - European cable branch box band is electrically connected/overlaps component - Google Patents
European cable branch box band is electrically connected/overlaps component Download PDFInfo
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- CN204559079U CN204559079U CN201520243487.6U CN201520243487U CN204559079U CN 204559079 U CN204559079 U CN 204559079U CN 201520243487 U CN201520243487 U CN 201520243487U CN 204559079 U CN204559079 U CN 204559079U
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- inner conductor
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- insulation cover
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- 239000004020 conductor Substances 0.000 claims abstract description 267
- 238000009413 insulation Methods 0.000 claims abstract description 251
- 210000001503 joint Anatomy 0.000 claims abstract description 199
- 238000007789 sealing Methods 0.000 claims abstract description 153
- 230000010354 integration Effects 0.000 claims abstract description 14
- 239000004033 plastic Substances 0.000 claims abstract description 3
- 125000003003 spiro group Chemical group 0.000 claims description 107
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000003032 molecular docking Methods 0.000 abstract description 16
- 238000005474 detonation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
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Abstract
The utility model discloses a kind of European cable branch box band and be electrically connected/overlap component, it comprises at least one butt joint and pigtail splice, some continued access heads and a sealing joint, butt joint, pigtail splice and sealing joint are connected to form a branch successively and connect/overlap between component or adjacent pigtail splice and be connected with butt joint by continued access head, the front end of first pigtail splice connects butt joint, and the rear end of last pigtail splice connects sealing joint composition multiple-limb and connects/overlap component; Each joint is the single piece of inner conductor and the integration of external hard plastic insulating case, and the link of each joint inner conductor all adopts screw connection structure, and the tie point of butt joint and pigtail splice bonding conductor is all in the arc control device of rigid insulation cover in the pre-connection.After each joint connects, inner conductor connects as one, insulation and obturation is overlapped by rigid insulation in outside, and during docking, operating personnel's contact is rigid insulation body.The continuous expansion of multiple continued access head, pigtail splice can be realized.
Description
Technical field
The utility model relates to a kind of European cable branch box connector, is specifically related to a kind of European cable branch box band and is electrically connected/overlaps component.
Background technology
Current European cable branch box using wall bushing as connection busbar, then realizes cable branch or switching by the connecting elements be connected with wall bushing.But the metallic conductor at present in connecting elements in the joint such as butt joint, pigtail splice and the insulator of its outside are split, have following problem when connecting: (1) conductor part connects to be needed to carry out one by one with the connection of outer insulations, and operation is loaded down with trivial details; (2) must have a power failure when connecting, can not electrical connection be with, affect power supply reliability, cause economic loss.
Utility model content
The purpose of this utility model be to provide a kind of simple to operate, can be electrically connected/overlap component with the European cable branch box band of electrical connection offset.
The utility model discloses a kind of European cable branch box band and be electrically connected/overlap component, comprise at least one butt joint and pigtail splice, some continued access heads and a sealing joint, butt joint, pigtail splice and sealing joint are connected to form successively between branch's coupling assembling or adjacent pigtail splice and are connected with butt joint by continued access head, the front end of first pigtail splice connects butt joint, and the rear end of last pigtail splice connects sealing joint composition multiple-limb coupling assembling; Each joint is the single piece of inner conductor and the integration of external hard plastic insulating case, and the link of each joint inner conductor all adopts screw connection structure; After each joint connects, inner conductor connects as one, insulation and obturation is overlapped by rigid insulation in outside; Butt joint or continued access head is rotated during installation and removal.
The structure of butt joint, pigtail splice, continued access head and sealing joint is as follows: described butt joint comprises butt joint inner conductor and butt joint rigid insulation cover, butt joint inner conductor is the single piece of leading portion screw rod that two ends thread rotary orientation is contrary, back segment screwed pipe, the locating ring that the external diameter of screwed pipe section is greater than the external diameter of spiro rod section, outer wall has evagination, butt joint rigid insulation cover is the taper shape of convergent, its leading portion is taper arc control device, back segment is cylindricality arc control device, and the interlude of butt joint rigid insulation cover outer wall is spanner gripping section, the spiro rod section length of butt joint inner conductor is less than the degree of depth of taper arc control device, and butt joint inner conductor stretches in taper arc control device with spiro rod section, screwed pipe section is positioned at the axial centre that cylindricality arc control device are flush-mounted in butt joint rigid insulation cover, described pigtail splice comprises pigtail splice inner conductor and butt joint rigid insulation cover, pigtail splice inner conductor is the leading portion screw rod that two ends thread rotary orientation is contrary, the single piece of back segment screwed pipe, the external diameter of screwed pipe section is greater than the external diameter of spiro rod section, outer wall has the locating ring of evagination, described pigtail splice rigid insulation cover is T-shaped threeway cover, its upper end body is the taper shape of convergent, inside there is axial central through hole, the leading portion of this through hole is overlap the arc control device that back segment mates with described butt joint rigid insulation, back segment is circular hole, the detent for binding post location is had on the upside of the hole wall of circular hole, the lower end outer wall of T-shaped tee-joint sleeve has been threaded connection rigid insulation capping, the spiro rod length of pigtail splice inner conductor is less than the degree of depth of taper arc control device, pigtail splice inner conductor stretches in arc control device with spiro rod section, be embedded in the front of detent on the upside of axially extending bore in the body of upper end, described continued access head comprises continued access head inner conductor and continued access head rigid insulation cover, continued access head inner conductor is the leading portion screw rod that two ends thread rotary orientation is contrary, the single piece of back segment screwed pipe, the external diameter of screwed pipe section is greater than the external diameter of spiro rod section, outer wall has the locating ring of evagination, continued access head rigid insulation cover is the taper shape of convergent, outer wall interlude is spanner gripping section, continued access head inner conductor stretches out continued access head rigid insulation cover front end face with spiro rod section and screwed pipe section front portion, screwed pipe section rear end and continued access head rigid insulation overlap the concordant axial centre being embedded in continued access head rigid insulation and overlapping in rear end, the periphery of front end its inner conductor boss section external diameter corresponding of continued access head rigid insulation cover is fluted, described sealing joint comprises sealing joint inner conductor and sealing joint rigid insulation cover, and sealing joint inner conductor is flush-mounted in the axial centre of sealing joint rigid insulation cover, sealing joint inner conductor comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside sealing joint rigid insulation cover front end face, sealing joint rigid insulation cover axial centre has from front end face blind hole backward for installing sealing joint inner conductor, the rear end of sealing joint rigid insulation cover outer wall is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover is fluted.
Or the structure of butt joint, pigtail splice, continued access head and sealing joint is as follows: described butt joint comprises butt joint inner conductor and butt joint rigid insulation cover, described butt joint inner conductor is the double threaded screw that two ends thread rotary orientation is contrary, its interlude is the cylindrical section that external diameter is greater than two ends outer screw diameter, and the outer wall of cylindrical section has the locating ring of evagination, on the two ends screw rod of double threaded screw, cover has rubber blanket, the two ends of butt joint rigid insulation cover are taper arc control device, and interlude is the spanner gripping section of indent, the spiro rod section length of butt joint inner conductor is less than the degree of depth of taper arc control device, and butt joint inner conductor stretches into corresponding taper arc control device be embedded in its axial centre with the interlude of the corresponding butt joint rigid insulation cover of cylindrical section, two ends screw rod, described pigtail splice comprises pigtail splice inner conductor and butt joint rigid insulation cover, pigtail splice inner conductor is the riffled tube contrary with the two ends thread rotary orientation that described butt joint inner conductor mates, its outer wall has the locating ring of evagination, pigtail splice rigid insulation cover is T-shaped threeway cover, the leading portion of its upper end body is that overlap the flaring that back segment mates with butt joint rigid insulation conical, in it, there is the detent for binding post location the upside of axially extending bore, the outer wall of T-shaped threeway cover bottom body has ground lead connecting hole, lower end has been threaded connection rigid insulation capping, pigtail splice inner conductor is positioned at the front end face of upper end body with front end, rear end is positioned at the axially extending bore that detent front portion is flush-mounted in upper end body, described continued access head comprises continued access head inner conductor and continued access head rigid insulation cover, continued access head inner conductor is followed successively by spiro rod section from front to back, boss section, straight bar section and screwed pipe section, the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section there is the locating ring of evagination, continued access head rigid insulation cover is the taper shape of convergent, outer wall interlude is the spanner gripping section of hexagonal prism shape, the axial centre of continued access head rigid insulation cover has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover, the periphery of front end its inner conductor boss section external diameter corresponding of continued access head rigid insulation cover is fluted, the spiro rod section external screw thread of continued access head inner conductor mates with the internal thread of pigtail splice inner conductor, screwed pipe section internal thread mates with the spiro rod section external screw thread of butt joint inner conductor, described sealing joint comprises sealing joint inner conductor and sealing joint rigid insulation cover, and sealing joint inner conductor is followed successively by spiro rod section, boss section and straight bar section from front to back, and the outer wall of straight bar section has the locating ring of evagination, wherein spiro rod section is connected with the back segment of described pigtail splice inner conductor, sealing joint rigid insulation cover axial centre has from front end face blind hole backward, and the rear end of its outer wall is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover is fluted, sealing joint inner conductor is positioned at outside the front end of sealing joint rigid insulation cover with its spiro rod section and boss section and is flush-mounted in blind hole.
Or the butt joint of technical scheme three, pigtail splice, the structure of continued access head and sealing joint is as follows: described butt joint comprises butt joint inner conductor and butt joint rigid insulation cover, butt joint inner conductor is the double threaded screw that two ends thread rotary orientation is contrary, its interlude is the cylindrical section that external diameter is greater than two ends outer screw diameter, the outer wall of cylindrical section has the locating ring of evagination, the leading portion of butt joint rigid insulation cover is taper arc control device, interlude is the spanner gripping section of hexagonal prism shape, back segment is the cylindricality arc control device that inwall has connecting thread, the length of butt joint inner conductor is less than the length of butt joint rigid insulation cover, butt joint inner conductor is with the interlude of the corresponding butt joint rigid insulation cover of cylindrical section, two ends screw rod stretches in the arc control device of butt joint rigid insulation cover two ends respectively, can radially play be embedded in butt joint rigid insulation cover axial centre, described pigtail splice comprises pigtail splice inner conductor and pigtail splice rigid insulation cover, pigtail splice inner conductor is the riffled tube contrary with the two ends thread rotary orientation that described butt joint inner conductor mates, its outer wall has the locating ring of evagination, pigtail splice rigid insulation cover is T-shaped threeway cover, the leading portion outer wall of its upper end body has the external screw thread overlapping back segment cylindricality arc control device inner thread with described butt joint rigid insulation and mate, the detent for binding post location is had on the upside of axially extending bore in the body of upper end, the outer wall of T-shaped threeway cover bottom body has ground lead connecting hole, lower end has been threaded connection rigid insulation capping, pigtail splice inner conductor is concordant with body front end, upper end with front end, rear end is arranged in the axially extending bore that detent front is embedded in upper end body, described continued access head comprises continued access head inner conductor and continued access head rigid insulation cover, and continued access head inner conductor is followed successively by spiro rod section, boss section, straight bar section and screwed pipe section from front to back, and the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section has the locating ring of evagination, continued access head rigid insulation cover is the taper shape of convergent, outer wall interlude is the spanner gripping section of hexagonal prism shape, the axial centre of continued access head rigid insulation cover has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover, the periphery of front end its inner conductor boss section external diameter corresponding of continued access head rigid insulation cover is fluted, the spiro rod section external screw thread of continued access head inner conductor mates with the internal thread of described pigtail splice inner conductor, screwed pipe section internal thread mates with the spiro rod section external screw thread of described butt joint inner conductor, described sealing joint comprises sealing joint inner conductor and sealing joint rigid insulation cover, and sealing joint inner conductor is flush-mounted in the axial centre of sealing joint rigid insulation cover, sealing joint inner conductor comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside sealing joint rigid insulation cover front end face, sealing joint rigid insulation cover axial centre has from front end face blind hole backward for installing sealing joint inner conductor, the rear end of sealing joint rigid insulation cover outer wall is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover is fluted.
Or the structure of butt joint, pigtail splice, continued access head and sealing joint is as follows: described butt joint comprises butt joint inner conductor and butt joint rigid insulation cover, butt joint inner conductor is the single piece of leading portion screw rod that two ends thread rotary orientation is contrary, back segment screwed pipe, the locating ring that external diameter is greater than the external diameter of spiro rod section, outer wall has evagination of screwed pipe section, the leading portion of butt joint rigid insulation cover is taper arc control device, interlude is spanner gripping section, back segment is that external diameter is less than the hollow circuit cylinder section of leading portion miner diameter end external diameter, outer wall has connecting thread, the spiro rod section length of butt joint inner conductor is less than the degree of depth of taper arc control device, butt joint inner conductor stretches in taper arc control device with spiro rod section, screwed pipe section rear end and butt joint rigid insulation overlap rear end concordant, can radially play be flush-mounted in the axial centre that butt joint rigid insulation overlaps, described pigtail splice comprises pigtail splice inner conductor and pigtail splice rigid insulation cover, pigtail splice inner conductor be mate with described butt joint inner conductor leading portion screw rod, back segment screwed pipe single piece, the locating ring that external diameter is greater than the external diameter of spiro rod section, outer wall has evagination of its screwed pipe section, pigtail splice rigid insulation cover is T-shaped threeway cover, the leading portion of its upper end body is cylindricality arc control device, the internal thread that the inwall of cylindricality arc control device has the external screw thread overlapping back segment outer wall with described butt joint rigid insulation to mate, in the body of upper end, there is the detent for binding post location the upside of axially extending bore, the outer wall of T-shaped threeway cover bottom body has ground lead connecting hole, and lower end has been threaded connection rigid insulation capping, and pigtail splice inner conductor stretches in cylindricality arc control device the front being flush-mounted in detent on the upside of axially extending bore in the body of upper end with spiro rod section, described continued access head comprises continued access head inner conductor and continued access head rigid insulation cover, and continued access head inner conductor is followed successively by spiro rod section, boss section, straight bar section and screwed pipe section from front to back, and the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section has the locating ring of evagination, continued access head rigid insulation cover is the taper shape of convergent, outer wall interlude is spanner gripping section, the axial centre of continued access head rigid insulation cover has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover, the periphery of front end its inner conductor boss section external diameter corresponding of continued access head rigid insulation cover is fluted, the spiro rod section external screw thread of continued access head inner conductor mates with the internal thread of described pigtail splice inner conductor, screwed pipe section internal thread mates with the spiro rod section external screw thread of described butt joint inner conductor, described sealing joint comprises sealing joint inner conductor and sealing joint rigid insulation cover, and sealing joint inner conductor is flush-mounted in the axial centre of sealing joint rigid insulation cover, sealing joint inner conductor comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside sealing joint rigid insulation cover front end face, sealing joint rigid insulation cover axial centre has from front end face blind hole backward for installing sealing joint inner conductor, the rear end of sealing joint rigid insulation cover outer wall is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover is fluted.
Disclosed in the utility model, European cable branch box band is electrically connected/overlaps component, start cable branch box and be with electrical connecting member in the first batch, structure diversification, the assembly band electrical connection of different structure can be matched according to the cable branch box of different electric pressure, a branch can be realized be connected with the branch cable that the various differences of multiple-limb need, have wide range of applications, realize band electrical bonding, remove power supply, reduce power failure range, society and economic benefit improve.
Each joint is all by bonding conductor and the integrated single piece of rigid insulation Analysis of Nested Design, each bonding conductor is flush-mounted in corresponding rigid insulation cover, the link of each joint inner conductor all adopts screw connection structure, and the tie point of each bonding conductor is all in arc control device.What during docking, operating personnel contacted is rigid insulation cover, and after each joint connects, all bonding conductors are by insulation and obturation, so make live line working object of the present utility model be achieved, simple to operate, reliable and secure.The design of continued access head, can realize the continuous expansion of multiple continued access head, pigtail splice, promotes the flexibility of tap.
In order to make docking operation faster, overlap at the rigid insulation of butt joint and continued access head and sealing joint the gripping section that outer wall is provided with hexagonal prism shape.
In order to ensure each joint connect after waterproof and dampproof performance and prevent each joint loosen, between each adjacent joint and butt joint with docking between sleeve pipe of cable branch box, all rubber blanket is set.
Accompanying drawing explanation
Fig. 1 is the detonation configuration schematic diagram of the utility model embodiment one.
Fig. 2 is the detonation configuration schematic diagram of the utility model embodiment two.
Fig. 3 is the detonation configuration schematic diagram of the utility model embodiment three.
Fig. 4 is the detonation configuration schematic diagram of the utility model embodiment four.
Fig. 5 is the detonation configuration schematic diagram of the utility model embodiment five.
Fig. 6 is the detonation configuration schematic diagram of the utility model embodiment six.
Fig. 7 is the detonation configuration schematic diagram of the utility model embodiment seven.
Fig. 8 is the detonation configuration schematic diagram of the utility model embodiment eight.
Embodiment
Embodiment one, the present embodiment is applied to a kind of the European cable branch box band that need connect an offset and is electrically connected/overlaps component.As shown in Figure 1, this connector comprise arrange successively butt joint 1, pigtail splice 2 and sealing joint 3, the outer end of butt joint 1 with dock sleeve pipe 4 and be threaded.Butt joint 1 comprises the butt joint rigid insulation cover 12 of butt joint bonding conductor 11 and integration with it.Butt joint inner conductor 11 is the single piece of leading portion screw rod that two ends thread rotary orientation is contrary, back segment screwed pipe, the locating ring that external diameter is greater than the external diameter of spiro rod section, outer wall has evagination of screwed pipe section.Butt joint rigid insulation cover 12 is the taper shape of convergent, and its leading portion is taper arc control device 13, has axial center hole in back segment.The interlude that butt joint rigid insulation overlaps 12 outer walls is spanner gripping section 14.The spiro rod section length of butt joint inner conductor 11 is less than the degree of depth of taper arc control device 13.Butt joint inner conductor 11 stretches in taper arc control device 13 with screw rod, the rear end of screwed pipe section is positioned at the rear end face that butt joint rigid insulation overlaps 12 back segment axial center holes, inside be flush-mounted in the axial centre of butt joint rigid insulation cover 12, make the rear end of butt joint form cylindricality arc control device 15.Pigtail splice 2 comprises the pigtail splice rigid insulation cover 22 of pigtail splice bonding conductor 21 and integration with it.Pigtail splice inner conductor 21 is the single piece of leading portion screw rod that two ends thread rotary orientation is contrary, back segment screwed pipe, the locating ring that external diameter is greater than the external diameter of spiro rod section, outer wall has evagination of screwed pipe section.Pigtail splice rigid insulation cover 22 is T-shaped threeway cover, its upper end body be convergent taper shape, in have axial central through hole, the leading portion of this through hole be overlap arc control device 222 that 22 back segments mate with butt joint rigid insulation, back segment is circular hole, there is the detent 221 for binding post location the upside of circular hole, and the lower end outer wall of T-shaped tee-joint sleeve has been threaded connection rigid insulation capping 23.The spiro rod section length of pigtail splice inner conductor 21 is less than the degree of depth of arc control device 222.Pigtail splice inner conductor 21 stretches in taper arc control device the front being flush-mounted in detent 221 on the upside of axially extending bore in the body of upper end with spiro rod section.Sealing joint 3 comprises the sealing joint rigid insulation cover 32 of sealing joint bonding conductor 31 and integration with it.Sealing joint inner conductor 31 is flush-mounted in the axial centre of sealing joint rigid insulation cover 32.Sealing joint inner conductor 31 comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside the front end face of sealing joint rigid insulation cover 32, the axial centre of sealing joint rigid insulation cover 32 has from front end face blind hole backward for installing sealing joint inner conductor 31, the rear end that sealing joint rigid insulation overlaps 32 outer walls is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover 32 is fluted.
During assembling docking operation, first the binding post having crimped cable is inserted in the detent of pigtail splice upper end body, then on the screw rod of sealing joint, rubber blanket is overlapped, the screw rod of sealing joint is inserted in pigtail splice and is connected with the screwed pipe of pigtail splice bonding conductor through after the connecting hole on binding post, then Insulation spanner is adopted to clamp the hexagonal prism section rotary seal joint of sealing joint, by fastening for the screwed pipe of the screw rod of sealing joint and pigtail splice bonding conductor, sealing joint and pigtail splice is made to be assembled into one; Again the bigger diameter end that butt joint rigid insulation overlaps is placed on that docking sleeve pipe is outer, miner diameter end inserts in the bigger diameter end of pigtail splice rigid insulation cover, clamp with Insulation spanner the hexagonal prism section that butt joint rigid insulation puts and rotate butt joint, make the two ends of butt joint bonding conductor be threaded fastening with the conductor docked in sleeve pipe and pigtail splice bonding conductor simultaneously.
Before noting docking, equal rubber blanket on cover on the screw head of butt joint and pigtail splice bonding conductor.Rubber blanket has waterproof, protection against the tide and anti-loosening effect.After each joint connects, its inner conductor connects as one, and insulation and obturation is overlapped by rigid insulation in outside.Only need reverse rotation butt joint connector can be separated with the docking sleeve pipe on cable branch box during dismounting.
Embodiment two, the present embodiment is applied to needs the European cable branch box band of connection two offsets to be electrically connected/to overlap component.As shown in Figure 2, the present embodiment comprise arrange successively butt joint 1, pigtail splice 2, continued access 6, pigtail splice 2 and sealing joint 3, first butt joint 1 outer end with dock sleeve pipe 4 and be threaded.
A continued access 6 continued access head rigid insulation comprising continued access head bonding conductor 61 and integration with it overlap 62, continued access head rigid insulation cover 62 is the taper shape of convergent, axial central through hole is had in it, the length of its length little continued access in the inner head bonding conductor 61, the screw rod of continued access head bonding conductor 61 and screwed pipe front portion are stretched out outside continued access head rigid insulation cover 62.There is the spanner gripping section 621 of the hexagonal prism shape of indent in the outer wall stage casing of continued access head rigid insulation cover 62.The spiro rod section of continued access head inner conductor 61 is threaded with the back segment of previous pigtail splice inner conductor 21, the leading portion of a screwed pipe Duan Yuhou joint inner conductor 21 is threaded.The structure of the butt joint 1 of the present embodiment, pigtail splice 2 and sealing joint 3 is with embodiment one.
Connected as one by continued access head between two pigtail splices that the present embodiment is adjacent, first two pigtail splices are connected as one with offset respectively during connection, then the two ends of continued access head are docked with pigtail splice respectively, then rotate continued access head by Insulation spanner two pigtail splices are coupled together, subsequently the rear end of second pigtail splice connects sealing joint again, finally aforementioned single piece is connected with the docking sleeve pipe on cable branch box by butt joint: by the two ends of butt joint respectively with cable branch box dock sleeve pipe and first pigtail splice docks, then rotate butt joint with Insulation spanner makes its two ends connect docking sleeve pipe and pigtail splice simultaneously.
Analogize according to two offsets when connecting multiple offset, last pigtail splice sealing joint is closed.
Embodiment three, as shown in Figure 3, the present embodiment is with the difference of embodiment one: butt joint bonding conductor 11 is the double threaded screw that two ends thread rotary orientation is contrary, and its interlude is the cylindrical section that external diameter is greater than outer screw diameter, and the outer wall of cylindrical section has the locating ring of evagination.Butt joint rigid insulation overlaps 12 two ends and is taper arc control device 13.Butt joint bonding conductor 11 stretches into the interlude of the corresponding butt joint rigid insulation cover 12 of cylindrical section, two ends screw rod the axial centre that corresponding taper arc control device 13 are embedded in butt joint rigid insulation cover 12 respectively.Pigtail splice bonding conductor 21 is that mate with double threaded screw in butt joint, that two ends thread rotary orientation is contrary riffled tube.The leading portion that pigtail splice rigid insulation overlaps 22 upper end bodies is that overlap the flaring that 12 back segments mate with butt joint rigid insulation conical.Pigtail splice bonding conductor 21 is positioned at the front end face of upper end body with front end, rear end is positioned at the axially extending bore that detent 221 front portion is embedded in upper end body.
Sealing joint bonding conductor 31 is followed successively by spiro rod section, boss section and straight bar section from front to back, and the outer wall of straight bar section has the locating ring of evagination, and wherein spiro rod section is threaded with the back segment of pigtail splice bonding conductor 21; The axial centre of sealing joint rigid insulation cover 32 has from front end face blind hole backward, and the rear end of its outer wall is the spanner gripping section of hexagonal prism shape.The periphery of the front end corresponding sealing joint bonding conductor 31 boss section external diameter of sealing joint rigid insulation cover 32 is fluted.Sealing joint bonding conductor 31 is positioned at outside the front end of sealing joint rigid insulation cover 32 with its spiro rod section and boss section and is flush-mounted in blind hole.In the present embodiment, the assembly manipulation of each joint is with reference to embodiment one.
Embodiment four, as shown in Figure 4, the present embodiment comprise connect successively butt joint 1, pigtail splice 2, continued access 6, butt joint 1, pigtail splice 2 and sealing joint 3, first butt joint 1 outer end with dock sleeve pipe 4 and be threaded.Continued access 6 comprises the continued access head rigid insulation body 62 of continued access head bonding conductor 61 and integration with it.Continued access head inner conductor 61 is followed successively by spiro rod section, boss section, straight bar section and screwed pipe section from front to back, and the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section has the locating ring of evagination.Continued access head rigid insulation cover 62 is the taper shape of convergent, outer wall interlude is spanner gripping section, the axial centre of continued access head rigid insulation cover 62 has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor 61 and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover 62, and the periphery of the front end corresponding continued access head inner conductor 61 boss section external diameter of continued access head rigid insulation cover 62 is fluted.The spiro rod section of continued access head inner conductor 61 is connected with the riffled tube back segment of pigtail splice 2 inside, screwed pipe section is connected with the leading portion screw rod of butt joint inner conductor 11.The structure of the butt joint 1 of the present embodiment, pigtail splice 2 and sealing joint 3 is with embodiment three, and the assembling docking operation between each joint is with reference to embodiment two.
Embodiment five, as shown in Figure 5, the present embodiment the present embodiment comprise connect successively butt joint 1, pigtail splice 2 and sealing joint 3, the outer end of butt joint 1 with dock sleeve pipe 4 screw thread and dock.The butt joint inner conductor 11 of butt joint 1 is the double threaded screw that two ends thread rotary orientation is contrary, and its interlude is the cylindrical section that external diameter is greater than two ends outer screw diameter, and the outer wall of cylindrical section has the locating ring of evagination.The leading portion of butt joint rigid insulation cover 12 is taper arc control device 13, and interlude is the spanner gripping section 14 of hexagonal prism shape, and back segment is the cylindricality arc control device 15 that external diameter is greater than leading portion miner diameter end external diameter, and the inwall of cylindricality arc control device 15 has connecting thread.Butt joint bonding conductor 11 stretches into the axial centre being flush-mounted in butt joint rigid insulation cover 12 in the two ends arc control device of butt joint rigid insulation cover 12 with the interlude of the corresponding butt joint rigid insulation cover 12 of cylindrical section, two ends screw rod, make butt joint inner conductor 11 and butt joint rigid insulation overlap the radial-play space leaving about 1mm between 12.The pigtail splice inner conductor 21 of pigtail splice 2 is the riffled tube contrary with the two ends thread rotary orientation that butt joint inner conductor 11 mates, and its outer wall has the locating ring of evagination.The leading portion outer wall that pigtail splice rigid insulation overlaps 22 upper end bodies is connected with the back segment inner thread that butt joint rigid insulation overlaps 12, and in it, there is the detent 221 for binding post location the upside of axially extending bore.The outer wall of T-shaped threeway cover bottom body has ground lead connecting hole, and lower end has been threaded connection rigid insulation capping 23.Pigtail splice inner conductor 21 is concordant with body front end, upper end with front end, rear end is arranged in the axially extending bore that detent 221 front is flush-mounted in upper end body.Sealing joint 3 comprises the sealing joint rigid insulation cover 32 of sealing joint bonding conductor 31 and integration with it.Sealing joint inner conductor 31 is flush-mounted in the axial centre of sealing joint rigid insulation cover 32.Sealing joint inner conductor 31 comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside the front end face of sealing joint rigid insulation cover 32, the axial centre of sealing joint rigid insulation cover 32 has from front end face blind hole backward for installing sealing joint inner conductor 31, the rear end that sealing joint rigid insulation overlaps 32 outer walls is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover 32 is fluted.
In order to make the present embodiment improve intensity to adapt to the offset switching of more voltage levels, all adopting between the inner conductor of butt joint and pigtail splice and rigid insulation cover and being threaded; In order to make connection quick more smoothly, make butt joint inner conductor can radially among a small circle in play.In the present embodiment, the assembling docking operation of each joint is with reference to embodiment one.
Embodiment six, as shown in Figure 6, the present embodiment comprise connect successively butt joint 1, pigtail splice 2, continued access 6, butt joint 1, pigtail splice 2 and sealing joint 3, first butt joint 1 outer end with dock sleeve pipe 4 and be threaded.Continued access 6 comprises the continued access head rigid insulation body 62 of continued access head bonding conductor 61 and integration with it.Continued access head inner conductor 61 is followed successively by spiro rod section, boss section, straight bar section and screwed pipe section from front to back, and the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section has the locating ring of evagination.Continued access head rigid insulation cover 62 is the taper shape of convergent, outer wall interlude is the spanner gripping section 621 of hexagonal prism shape, its axial centre has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor 61 and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover 62, the periphery of the front end corresponding continued access head inner conductor 61 boss section external diameter of continued access head rigid insulation cover 62 is fluted, is embedded with rubber blanket 5 in groove.The spiro rod section of continued access head inner conductor 61 is threaded with the back segment of pigtail splice inner conductor 21, screwed pipe section is threaded with the leading portion of butt joint inner conductor 11.The structure of the butt joint 1 of the present embodiment, pigtail splice 2 and sealing joint 3 is with embodiment five, and the assembling docking operation between each joint is with reference to embodiment two.
Embodiment seven, as shown in Figure 7, the present embodiment comprise connect successively butt joint 1, pigtail splice 2 and sealing joint 3, the outer end of butt joint 1 with dock sleeve pipe 4 screw thread and dock.Butt joint 1 comprises the butt joint rigid insulation cover 12 of butt joint bonding conductor 11 and integration with it.Butt joint inner conductor 11 is the single piece of leading portion screw rod that two ends thread rotary orientation is contrary, back segment screwed pipe, the locating ring that external diameter is greater than the external diameter of spiro rod section, its outer wall has evagination of screwed pipe section.The leading portion of butt joint rigid insulation cover 12 is taper arc control device 13, and interlude is the spanner gripping section 14 of hexagonal prism shape, and back segment is the hollow circuit cylinder section that external diameter is less than leading portion miner diameter end external diameter, and back segment outer wall has connecting thread.Butt joint inner conductor 11 stretches into the axial centre being flush-mounted in butt joint rigid insulation cover 12 in the taper arc control device 13 of butt joint rigid insulation cover 12 with spiro rod section, make butt joint inner conductor 11 and butt joint rigid insulation overlap the radial-play space leaving about 1mm between 12.Pigtail splice 2 comprises the pigtail splice rigid insulation cover 22 of pigtail splice bonding conductor 21 and integration with it.Pigtail splice inner conductor 21 be mate with butt joint inner conductor 11 leading portion screw rod, back segment screwed pipe single piece, the locating ring that external diameter is greater than the external diameter of spiro rod section, outer wall has evagination of its screwed pipe section.Pigtail splice rigid insulation cover 22 is T-shaped threeway cover, the leading portion of its upper end body is cylindricality arc control device 22, the internal thread that the inwall of cylindricality arc control device 222 has the external screw thread overlapping 12 back segment outer walls with butt joint rigid insulation to mate, in the body of upper end, there is the detent 221 for binding post location the upside of axially extending bore.The outer wall of T-shaped threeway cover bottom body has ground lead connecting hole, and lower end has been threaded connection rigid insulation capping 23.Pigtail splice inner conductor 21 stretches in cylindricality arc control device 221 front being flush-mounted in detent on the upside of axially extending bore in the body of upper end with spiro rod section.Sealing joint 3 comprises the sealing joint rigid insulation cover 32 of sealing joint bonding conductor 31 and integration with it.Sealing joint inner conductor 31 is flush-mounted in the axial centre of sealing joint rigid insulation cover 32.Sealing joint inner conductor 31 comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside the front end face of sealing joint rigid insulation cover 32, the axial centre of sealing joint rigid insulation cover 32 has from front end face blind hole backward for installing sealing joint inner conductor 31, the rear end that sealing joint rigid insulation overlaps 32 outer walls is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover 32 is fluted.
In order to make the present embodiment improve intensity to adapt to the offset switching of more voltage levels, all adopting between the inner conductor of butt joint and pigtail splice and rigid insulation cover and being threaded; In order to make connection quick more smoothly, make butt joint inner conductor can radially among a small circle in play.In the present embodiment, the assembling docking operation of each joint is with reference to embodiment one.
Embodiment eight, as shown in Figure 8, the present embodiment comprise connect successively butt joint 1, pigtail splice 2, continued access 6, butt joint 1, pigtail splice 2 and sealing joint 3, first butt joint outer end with dock sleeve pipe 4 and be threaded.Continued access 6 comprises the continued access head rigid insulation body 62 of continued access head bonding conductor 61 and integration with it.Continued access head inner conductor 61 is followed successively by spiro rod section, boss section, straight bar section and screwed pipe section from front to back, and the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section has the locating ring of evagination.Continued access head rigid insulation cover 62 is the taper shape of convergent, and interlude is the spanner gripping section 621 of hexagonal prism shape.Continued access head rigid insulation overlaps 62 axial centre has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor 61 and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover 62, and the periphery of the front end corresponding continued access head inner conductor 61 boss section external diameter of continued access head rigid insulation cover 62 is fluted.The spiro rod section of continued access head inner conductor 61 is threaded with the back segment of pigtail splice inner conductor 21, screwed pipe section is threaded with the leading portion of butt joint inner conductor 11.The structure of the butt joint 1 of the present embodiment, pigtail splice 2 and sealing joint 3 is with embodiment seven, and the assembling docking operation between each joint is with reference to embodiment two.
Each joint is all by bonding conductor and the integrated single piece of rigid insulation Analysis of Nested Design, each bonding conductor is flush-mounted in corresponding rigid insulation cover, the link of each joint inner conductor all adopts screw connection structure, and the tie point of each bonding conductor is all in arc control device.What during docking, operating personnel contacted is rigid insulation cover, and after each joint connects, all bonding conductors are by insulation and obturation, so make live line working object of the present utility model be achieved, simple to operate, reliable and secure.The design of continued access head, can realize the continuous expansion of multiple continued access head, pigtail splice, promotes the flexibility of tap.
Claims (6)
1. an European cable branch box band is electrically connected/overlaps component, it is characterized in that: it comprises at least one butt joint and pigtail splice, some continued access heads and a sealing joint, butt joint, pigtail splice and sealing joint are connected to form successively between branch's coupling assembling or adjacent pigtail splice and are connected with butt joint by continued access head, the front end of first pigtail splice connects butt joint, and the rear end of last pigtail splice connects sealing joint composition multiple-limb coupling assembling; Each joint is the single piece of inner conductor and the integration of external hard plastic insulating case, and the link of each joint inner conductor all adopts screw connection structure; After each joint connects, inner conductor connects as one, insulation and obturation is overlapped by rigid insulation in outside; Butt joint or continued access head is rotated during installation and removal.
2. European cable branch box band as claimed in claim 1 is electrically connected/overlaps component, it is characterized in that: described butt joint comprises butt joint inner conductor and butt joint rigid insulation cover, butt joint inner conductor is the single piece of leading portion screw rod that two ends thread rotary orientation is contrary, back segment screwed pipe, the locating ring that the external diameter of screwed pipe section is greater than the external diameter of spiro rod section, outer wall has evagination, butt joint rigid insulation cover is the taper shape of convergent, its leading portion is taper arc control device, back segment is cylindricality arc control device, and the interlude of butt joint rigid insulation cover outer wall is spanner gripping section; The spiro rod section length of butt joint inner conductor is less than the degree of depth of taper arc control device, and butt joint inner conductor stretches in taper arc control device with spiro rod section, screwed pipe section is positioned at the axial centre that cylindricality arc control device are flush-mounted in butt joint rigid insulation cover;
Described pigtail splice comprises pigtail splice inner conductor and butt joint rigid insulation cover, pigtail splice inner conductor is the leading portion screw rod that two ends thread rotary orientation is contrary, the single piece of back segment screwed pipe, the external diameter of screwed pipe section is greater than the external diameter of spiro rod section, outer wall has the locating ring of evagination, described pigtail splice rigid insulation cover is T-shaped threeway cover, its upper end body is the taper shape of convergent, inside there is axial central through hole, the leading portion of this through hole is overlap the arc control device that back segment mates with described butt joint rigid insulation, back segment is circular hole, the detent for binding post location is had on the upside of the hole wall of circular hole, the lower end outer wall of T-shaped tee-joint sleeve has been threaded connection rigid insulation capping, the spiro rod length of pigtail splice inner conductor is less than the degree of depth of taper arc control device, pigtail splice inner conductor stretches in arc control device with spiro rod section, be embedded in the front of detent on the upside of axially extending bore in the body of upper end,
Described continued access head comprises continued access head inner conductor and continued access head rigid insulation cover, continued access head inner conductor is the leading portion screw rod that two ends thread rotary orientation is contrary, the single piece of back segment screwed pipe, the external diameter of screwed pipe section is greater than the external diameter of spiro rod section, outer wall has the locating ring of evagination, continued access head rigid insulation cover is the taper shape of convergent, outer wall interlude is spanner gripping section, continued access head inner conductor stretches out continued access head rigid insulation cover front end face with spiro rod section and screwed pipe section front portion, screwed pipe section rear end and continued access head rigid insulation overlap the concordant axial centre being embedded in continued access head rigid insulation and overlapping in rear end, the periphery of front end its inner conductor boss section external diameter corresponding of continued access head rigid insulation cover is fluted,
Described sealing joint comprises sealing joint inner conductor and sealing joint rigid insulation cover, and sealing joint inner conductor is flush-mounted in the axial centre of sealing joint rigid insulation cover; Sealing joint inner conductor comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside sealing joint rigid insulation cover front end face, sealing joint rigid insulation cover axial centre has from front end face blind hole backward for installing sealing joint inner conductor, the rear end of sealing joint rigid insulation cover outer wall is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover is fluted.
3. European cable branch box band as claimed in claim 1 is electrically connected/overlaps component, it is characterized in that: described butt joint comprises butt joint inner conductor and butt joint rigid insulation cover, butt joint inner conductor is the double threaded screw that two ends thread rotary orientation is contrary, its interlude is the cylindrical section that external diameter is greater than two ends outer screw diameter, and the outer wall of cylindrical section has the locating ring of evagination; On the two ends screw rod of double threaded screw, cover has rubber blanket; The two ends of butt joint rigid insulation cover are taper arc control device, and interlude is the spanner gripping section of indent; The spiro rod section length of butt joint inner conductor is less than the degree of depth of taper arc control device, and butt joint inner conductor stretches into corresponding taper arc control device be embedded in its axial centre with the interlude of the corresponding butt joint rigid insulation cover of cylindrical section, two ends screw rod;
Described pigtail splice comprises pigtail splice inner conductor and butt joint rigid insulation cover, pigtail splice inner conductor is the riffled tube contrary with the two ends thread rotary orientation that described butt joint inner conductor mates, its outer wall has the locating ring of evagination, pigtail splice rigid insulation cover is T-shaped threeway cover, the leading portion of its upper end body is that overlap the flaring that back segment mates with butt joint rigid insulation conical, in it, there is the detent for binding post location the upside of axially extending bore, the outer wall of T-shaped threeway cover bottom body has ground lead connecting hole, lower end has been threaded connection rigid insulation capping, pigtail splice inner conductor is positioned at the front end face of upper end body with front end, rear end is positioned at the axially extending bore that detent front portion is flush-mounted in upper end body,
Described continued access head comprises continued access head inner conductor and continued access head rigid insulation cover, continued access head inner conductor is followed successively by spiro rod section from front to back, boss section, straight bar section and screwed pipe section, the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section there is the locating ring of evagination, continued access head rigid insulation cover is the taper shape of convergent, outer wall interlude is the spanner gripping section of hexagonal prism shape, the axial centre of continued access head rigid insulation cover has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover, the periphery of front end its inner conductor boss section external diameter corresponding of continued access head rigid insulation cover is fluted, the spiro rod section external screw thread of continued access head inner conductor mates with the internal thread of pigtail splice inner conductor, screwed pipe section internal thread mates with the spiro rod section external screw thread of butt joint inner conductor,
Described sealing joint comprises sealing joint inner conductor and sealing joint rigid insulation cover, and sealing joint inner conductor is followed successively by spiro rod section, boss section and straight bar section from front to back, and the outer wall of straight bar section has the locating ring of evagination; Wherein spiro rod section is connected with the back segment of described pigtail splice inner conductor; Sealing joint rigid insulation cover axial centre has from front end face blind hole backward, and the rear end of its outer wall is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover is fluted; Sealing joint inner conductor is positioned at outside the front end of sealing joint rigid insulation cover with its spiro rod section and boss section and is flush-mounted in blind hole.
4. European cable branch box band as claimed in claim 1 is electrically connected/overlaps component, it is characterized in that: described butt joint comprises butt joint inner conductor and butt joint rigid insulation cover, butt joint inner conductor is the double threaded screw that two ends thread rotary orientation is contrary, its interlude is the cylindrical section that external diameter is greater than two ends outer screw diameter, the outer wall of cylindrical section has the locating ring of evagination, the leading portion of butt joint rigid insulation cover is taper arc control device, interlude is the spanner gripping section of hexagonal prism shape, back segment is the cylindricality arc control device that inwall has connecting thread, the length of butt joint inner conductor is less than the length of butt joint rigid insulation cover, butt joint inner conductor is with the interlude of the corresponding butt joint rigid insulation cover of cylindrical section, two ends screw rod stretches in the arc control device of butt joint rigid insulation cover two ends respectively, can radially play be embedded in butt joint rigid insulation cover axial centre,
Described pigtail splice comprises pigtail splice inner conductor and pigtail splice rigid insulation cover, pigtail splice inner conductor is the riffled tube contrary with the two ends thread rotary orientation that described butt joint inner conductor mates, its outer wall has the locating ring of evagination, pigtail splice rigid insulation cover is T-shaped threeway cover, the leading portion outer wall of its upper end body has the external screw thread overlapping back segment cylindricality arc control device inner thread with described butt joint rigid insulation and mate, the detent for binding post location is had on the upside of axially extending bore in the body of upper end, the outer wall of T-shaped threeway cover bottom body has ground lead connecting hole, lower end has been threaded connection rigid insulation capping, pigtail splice inner conductor is concordant with body front end, upper end with front end, rear end is arranged in the axially extending bore that detent front is embedded in upper end body,
Described continued access head comprises continued access head inner conductor and continued access head rigid insulation cover, and continued access head inner conductor is followed successively by spiro rod section, boss section, straight bar section and screwed pipe section from front to back, and the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section has the locating ring of evagination, continued access head rigid insulation cover is the taper shape of convergent, outer wall interlude is the spanner gripping section of hexagonal prism shape, the axial centre of continued access head rigid insulation cover has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover, the periphery of front end its inner conductor boss section external diameter corresponding of continued access head rigid insulation cover is fluted, the spiro rod section external screw thread of continued access head inner conductor mates with the internal thread of described pigtail splice inner conductor, screwed pipe section internal thread mates with the spiro rod section external screw thread of described butt joint inner conductor,
Described sealing joint comprises sealing joint inner conductor and sealing joint rigid insulation cover, and sealing joint inner conductor is flush-mounted in the axial centre of sealing joint rigid insulation cover; Sealing joint inner conductor comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside sealing joint rigid insulation cover front end face, sealing joint rigid insulation cover axial centre has from front end face blind hole backward for installing sealing joint inner conductor, the rear end of sealing joint rigid insulation cover outer wall is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover is fluted.
5. European cable branch box band as claimed in claim 1 is electrically connected/overlaps component, it is characterized in that: described butt joint comprises butt joint inner conductor and butt joint rigid insulation cover, butt joint inner conductor is the single piece of leading portion screw rod that two ends thread rotary orientation is contrary, back segment screwed pipe, the locating ring that external diameter is greater than the external diameter of spiro rod section, outer wall has evagination of screwed pipe section; The leading portion of butt joint rigid insulation cover is taper arc control device, interlude is spanner gripping section, back segment is that external diameter is less than the hollow circuit cylinder section of leading portion miner diameter end external diameter, outer wall has connecting thread, the spiro rod section length of butt joint inner conductor is less than the degree of depth of taper arc control device, butt joint inner conductor stretches in taper arc control device with spiro rod section, screwed pipe section rear end and butt joint rigid insulation overlap rear end concordant, can radially play be flush-mounted in the axial centre that butt joint rigid insulation overlaps;
Described pigtail splice comprises pigtail splice inner conductor and pigtail splice rigid insulation cover, pigtail splice inner conductor be mate with described butt joint inner conductor leading portion screw rod, back segment screwed pipe single piece, the locating ring that external diameter is greater than the external diameter of spiro rod section, outer wall has evagination of its screwed pipe section; Pigtail splice rigid insulation cover is T-shaped threeway cover, the leading portion of its upper end body is cylindricality arc control device, the internal thread that the inwall of cylindricality arc control device has the external screw thread overlapping back segment outer wall with described butt joint rigid insulation to mate, in the body of upper end, there is the detent for binding post location the upside of axially extending bore; The outer wall of T-shaped threeway cover bottom body has ground lead connecting hole, and lower end has been threaded connection rigid insulation capping, and pigtail splice inner conductor stretches in cylindricality arc control device the front being flush-mounted in detent on the upside of axially extending bore in the body of upper end with spiro rod section;
Described continued access head comprises continued access head inner conductor and continued access head rigid insulation cover, and continued access head inner conductor is followed successively by spiro rod section, boss section, straight bar section and screwed pipe section from front to back, and the thread rotary orientation of spiro rod section and screwed pipe section is contrary, straight bar section has the locating ring of evagination, continued access head rigid insulation cover is the taper shape of convergent, outer wall interlude is spanner gripping section, the axial centre of continued access head rigid insulation cover has shape and its inner conductor straight bar section to installing hole corresponding to screwed pipe section shape, the boss section of continued access head inner conductor and spiro rod section are positioned at outside the front end of continued access head rigid insulation cover, the periphery of front end its inner conductor boss section external diameter corresponding of continued access head rigid insulation cover is fluted, the spiro rod section external screw thread of continued access head inner conductor mates with the internal thread of described pigtail splice inner conductor, screwed pipe section internal thread mates with the spiro rod section external screw thread of described butt joint inner conductor,
Described sealing joint comprises sealing joint inner conductor and sealing joint rigid insulation cover, and sealing joint inner conductor is flush-mounted in the axial centre of sealing joint rigid insulation cover; Sealing joint inner conductor comprises the straight bar section of spiro rod section and its rear end, the outer wall of straight bar section has the locating ring of evagination, the front portion of spiro rod section and straight bar section is stretched out outside sealing joint rigid insulation cover front end face, sealing joint rigid insulation cover axial centre has from front end face blind hole backward for installing sealing joint inner conductor, the rear end of sealing joint rigid insulation cover outer wall is the spanner gripping section of hexagonal prism shape, and the periphery of front end its inner conductor boss section external diameter corresponding of sealing joint rigid insulation cover is fluted.
6. European cable branch box band as claimed in claim 1 is electrically connected/overlaps component, it is characterized in that: supporting corresponding rubber blanket when described each joint connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520243487.6U CN204559079U (en) | 2015-04-22 | 2015-04-22 | European cable branch box band is electrically connected/overlaps component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520243487.6U CN204559079U (en) | 2015-04-22 | 2015-04-22 | European cable branch box band is electrically connected/overlaps component |
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| Publication Number | Publication Date |
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| CN204559079U true CN204559079U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520243487.6U Withdrawn - After Issue CN204559079U (en) | 2015-04-22 | 2015-04-22 | European cable branch box band is electrically connected/overlaps component |
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| CN (1) | CN204559079U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795644A (en) * | 2015-04-28 | 2015-07-22 | 国家电网公司 | Connecting member and combined connector thereof |
| CN104852344A (en) * | 2015-04-22 | 2015-08-19 | 国家电网公司 | Electric connection/lap joint component of European-style cable branch box |
| CN111384703A (en) * | 2019-11-09 | 2020-07-07 | 中国海洋石油集团有限公司 | Multifunctional well completion cable butt joint device and use method thereof |
-
2015
- 2015-04-22 CN CN201520243487.6U patent/CN204559079U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852344A (en) * | 2015-04-22 | 2015-08-19 | 国家电网公司 | Electric connection/lap joint component of European-style cable branch box |
| CN104852344B (en) * | 2015-04-22 | 2017-04-12 | 国家电网公司 | Electric connection component of European-style cable branch box |
| CN104795644A (en) * | 2015-04-28 | 2015-07-22 | 国家电网公司 | Connecting member and combined connector thereof |
| CN111384703A (en) * | 2019-11-09 | 2020-07-07 | 中国海洋石油集团有限公司 | Multifunctional well completion cable butt joint device and use method thereof |
| CN111384703B (en) * | 2019-11-09 | 2021-08-24 | 中国海洋石油集团有限公司 | Multifunctional well completion cable butt joint device and use method thereof |
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Granted publication date: 20150812 Effective date of abandoning: 20170412 |