CN206992666U

CN206992666U - A kind of cable coupler of the cable shaft with protection cap

Info

Publication number: CN206992666U
Application number: CN201720990975.2U
Authority: CN
Inventors: 王剑
Original assignee: Fujian Fujian Electric Power Development Co Ltd
Current assignee: Fujian Fujian Electric Power Development Co Ltd
Priority date: 2017-08-09
Filing date: 2017-08-09
Publication date: 2018-02-09
Anticipated expiration: 2027-08-09

Abstract

It the utility model is related to a kind of cable coupler of the cable shaft with protection cap, including coupler main body, mounting bracket and protection cap；The coupler main body includes the first insulator and more cylindrical conductive cores being embedded side by side in the first insulator；The conductive core both ends are stretched out from the corresponding two sides of the first insulator respectively；The part that the conductive core is stretched out outside the first insulator is coated with the second insulator；The the first shielding copper mesh for being enclosed in conductive core external ground is also embedded with first insulator；Corresponding second insulator of first shielding copper mesh is additionally provided with the first shielding copper mesh convex portion of multiple evaginations；The first shielding copper mesh convex portion outer end is embedded in the second insulator；The conductive core outer circumference surface and the outer surface of the first insulator and the second insulator are coated with semiconductive varnish；The conductive core both ends offer the wiring slotted eye of connecting cable respectively.

Description

A kind of cable coupler of the cable shaft with protection cap

Technical field

It the utility model is related to field of electricity construction, more particularly to a kind of cable coupler of the cable shaft with protection cap.

Background technology

Distribution line is the terminal of power Transmission, is the important component of power system.Distribution line is because putting more, face Extensively, line length, walk footpath complexity, it is climate, geographical, environmental pollution to have a great influence, and directly facing user terminal, electric power thus supplied Complexity, these all directly or indirectly affect the safe operation of distribution line；, it is necessary to divide circuit in local transmission network Match somebody with somebody, the city cable in China generally uses buried at present, needs to use buried coupler to carry out using buried cable Tap, but on the one hand, existing coupler are difficult to the various adverse circumstances such as permanent resistance ponding, corrosion and ensured permanent use the longevity Life；And due to cable shaft narrow space, worker installs inconvenience, and dangerous high, existing cable distribution device or distribution box are difficult to Effectively ensure the circuit tap safety of buried cable, it is difficult to simply firmly cable is realized and tapped, it is difficult to is resisted various Adverse circumstances ensure permanent service life, further, since cable shaft is narrow and small, existing coupler is installed not in cable shaft Just, and easily hit damage by falling rocks in work progress or infiltration leaky is occurred by water impact.

Utility model content

The utility model proposes a kind of cable coupler of the cable shaft with protection cap, the cable shaft electricity consumption with protection cap Cable coupler can effectively realize cable distribution, ensure safe to use；Stability Analysis of Structures is firm, resists the ability of adverse circumstances By force, service life is grown；It is easy to connect, consolidate, installed beneficial to worker；And realization that can be easily and effectively is fast in cable shaft Speed installation, and it is avoided that falling rocks causes damage and water impact to cause its infiltration electric leakage to it.

The technical solution of the utility model is as follows：

A kind of cable coupler of the cable shaft with protection cap, including coupler main body, mounting bracket and protection cap；Institute Stating coupler main body includes the first insulator and more cylindrical conductive cores being embedded side by side in the first insulator；The conduction Core both ends are stretched out from the corresponding two sides of the first insulator respectively；The part outsourcing that the conductive core is stretched out outside the first insulator It is covered with the second insulator；The the first shielding copper mesh for being enclosed in conductive core external ground is also embedded with first insulator；It is described First corresponding second insulator of shielding copper mesh is additionally provided with the first shielding copper mesh convex portion of multiple evaginations；The first shielding copper mesh Convex portion outer end is embedded in the second insulator；The conductive core outer circumference surface and the outer surface of the first insulator and the second insulator It is coated with semiconductive varnish；The conductive core both ends offer the wiring slotted eye of connecting cable respectively；The mounting bracket includes Seat board, the transverse slat of vertical seat board and two connecting plates being fixedly connected sequentially；The seat board is fixedly mounted on cable shaft inwall On；The coupler main body is carried on transverse slat, and the connecting plate is from the clamping coupler main body in the two sides of coupler main body；Institute Protection cap is stated to be arranged on above coupler main body.

Wherein, the corresponding two sides of first insulator are provided with ground wire connecting hole and fixed mount mounting hole；Institute Ground wire connecting hole is stated to electrically connect with the first shielding copper mesh；The seat board includes being fixed on bottom plate on cable shaft inwall and the bottom of from The side plate that the side of plate two vertically extends；Section of the transverse slat along its width is " Jiong " font, " Jiong " font transverse slat One end is detachably fixed with side plate and is connected, and the other end stretches out；The connecting plate includes detachably embracing " Jiong " font transverse slat " Jiong " font embrace part and vertical be fixed on the riser embraced on part；The fixed mount mounting hole of the side of coupler main body two It is bolted to connection with riser.

Wherein, the horizontal sectional area of the protection cap is more than the horizontal sectional area of coupler main body；The protection cap upper end Face sets the gutter of oriented protection cap surrounding draining.

Wherein, first insulator is cuboid；Second insulator is the cone of vertical first insulator side Platform shape；One end diameter that second insulator connects the first insulator is more than other end diameter.

Wherein, it is provided with annular groove in the middle part of the conductive core.

Wherein, the cable distribution device also includes cable connecting arrangement；The cable connecting arrangement include insulating sleeve and The metal connecting cylinder that vertical conduction core is set；Described metal connecting cylinder one end is provided with through hole, and the other end is provided with and cut cable The end sleeve that portion coordinates；One conducting bolt coordinates through through hole and with wiring slotted eye screw thread, makes metal connecting cylinder and conductive core It is fastenedly connected.

Wherein, the insulating sleeve includes the vertical sleeve that horizontal bush and vertical-horizontal sleeve are set；It is described vertical Sleeve one end connects horizontal bush；The other end and a stress cone fastening being set in outside cable are socketed；The horizontal bush and The fastening socket of two insulators；The conducting bolt is located in horizontal bush；The metal connecting cylinder is located in vertical sleeve；It is described The secondary shielding copper mesh of ground connection is embedded with the wall of insulating sleeve；The insulating sleeve outer surface is coated with semiconductive varnish.

Wherein, first insulator include it is multiple can mutual dismantling connection insulation monomer；Divide in each insulation monomer Be not embedded a conductive core and one be set in outside conductive core first shielding copper mesh.

Wherein, adjacent insulation monomer is connected by being separately positioned on son, the female connector of adjacent insulation monomer opposite side；Institute It is a male union to state sub- connecting member；The female connector is an internal thread kink spiral shell coordinated with male union It is female.

Wherein, the outer end of the male union is provided with a circle double wedge along its end girth；The double wedge is parallel The length direction of male union；The inner end of the internal thread kink nut corresponds to double wedge and is provided with a circle teeth groove.

The utility model has the advantages that：

1st, the utility model can effectively realize cable distribution, ensure safe to use；Stability Analysis of Structures is firm, and resistance is severe The ability of environment is strong, service life length；It is easy to connect, consolidate, installed beneficial to worker；And realization that can be easily and effectively is in electricity Fast Installation in cable well, and it is avoided that falling rocks causes damage and water impact to cause its infiltration electric leakage to it.

2nd, the utility model is provided with mounting bracket, and mounting bracket includes seat board, transverse slat and connecting plate, convenient dismounting peace Dress, is installed beneficial in narrow cable shaft, effectively coupler main body can be fixed.

3rd, the utility model is provided with protection cap, and gutter is provided with protection cap, can be effectively protected coupler master Body, and water effectively can be outwards guided, reduce the probability of coupler infiltration.

4th, annular groove is provided with the conductive core that the utility model is set, can make that conductive core more fastens is embedded the In one insulator, prevent from loosening.

5th, the utility model is provided with the first shielding copper mesh convex portion, and screen layer can be extended to the second insulator, increase It is safe to use.

6th, the utility model is provided with metal connecting cylinder, the realization and the electrical connection of cable that not only can effectively consolidate, and And the introducing of cable can be made vertical with the second insulator, improve space availability ratio.

7th, the utility model is provided with insulating sleeve, can not only ensure the sealing of cable connection, and can ensure Safety, prevents from leaking electricity and gets an electric shock.

8th, the utility model is provided with insulation monomer, fastens, can adapt to after can mutually being rotated between each monomer that insulate Narrow irregular installation environment, the trend of different cables is adapted to, reduce the stress that cable is subject to, in addition, the external screw thread set Connecting tube and internal thread kink nut can be with the angle between each insulation monomer of simple and effective locking, Stability Analysis of Structures.

9th, semi-conductive layer of the present utility model uses lacquer spraying technique, can ensure uniformity, saves raw material.

10th, complete grounded screen built in the utility model use, outer spray semiconductive varnish, double insulation, double shield, double ground connection, entirely Sealing, being capable of dummycable environment completely.

11st, the utility model is compact-sized, small volume, meets that the confined space is installed.

12nd, the utility model combination is flexible, and cable is in not full by mechanical stress state, safety into streamlined arrangement The a variety of wiring requirements of foot.

13rd, the utility model can realize the cable combination of any current-carrying capacity, unlike material, different-diameter in an equipment On.

Brief description of the drawings

Fig. 1 is the schematic front view after the utility model assembling；

Fig. 2 is the schematic side view after the utility model assembling；

Fig. 3 is the cooperation schematic diagram of the utility model coupler main body and mounting bracket；

Fig. 4 is the schematic front view of the utility model seat board；

Fig. 5 is the schematic top plan view of the utility model seat board；

Fig. 6 is the diagrammatic side-view cross-sectional schematic diagram of the utility model seat board；

Fig. 7 is the schematic front view of the utility model transverse slat；

Fig. 8 is the schematic top plan view of the utility model transverse slat；

Fig. 9 is the diagrammatic side-view cross-sectional schematic diagram of the utility model transverse slat；

Figure 10 is the main view schematic cross-sectional view of the utility model connecting plate；

Figure 11 is the diagrammatic side-view cross-sectional schematic diagram of the utility model connecting plate；

Figure 12 is the overlooking the structure diagram of the insulator of the utility model first and the second insulator；

Figure 13 is the side structure schematic view of the insulator of the utility model first and the second insulator；

Figure 14 is the schematic perspective view of the insulator of the utility model first and the second insulator；

Figure 15 is the schematic diagram of the utility model insulating sleeve；

Figure 16 is the schematic diagram of the utility model cable connecting arrangement；

Figure 17 is the section view signal of the utility model metal connecting cylinder and conducting bolt；

Figure 18 is the structural representation of the utility model conductive core；

Figure 19 is the structural representation of the of the present utility model first shielding copper mesh；

Figure 20 is the structural representation of the coupler main body of the utility model embodiment two；

Figure 21 is the schematic diagram of the utility model male union and internal thread kink nut；

Figure 22 is the schematic diagram that the utility model male union coordinates with internal thread kink nut.

Reference is expressed as in figure：

1st, the first insulator；11st, it is grounded connecting hole；12nd, fixed mount mounting hole；13rd, insulate monomer；131st, external screw thread connects Adapter；132nd, internal thread kink nut；133rd, double wedge；134th, teeth groove；2nd, conductive core；21st, wiring slotted eye；22nd, annular groove；3、 Second insulator；4th, the first shielding copper mesh；41st, the first shielding copper mesh convex portion；5th, cable extension device；51st, metal connecting cylinder； 511st, through hole；512nd, end sleeve；52nd, insulating sleeve；521st, horizontal bush；522nd, vertical sleeve；523rd, secondary shielding copper mesh； 53rd, conducting bolt；54th, stress cone；71st, seat board；711st, bottom plate；712nd, side plate；72nd, transverse slat；73rd, connecting plate；731st, part is embraced； 732nd, riser；8th, protection cap；81st, gutter；9th, cable.

Embodiment

The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.

Embodiment one：Referring to Fig. 1 to 3, Figure 12 to Figure 14, Figure 18 to Figure 19, a kind of cable shaft cable with protection cap Coupler, including coupler main body, mounting bracket and protection cap 8；The coupler main body is including the first insulator 1 and side by side It is embedded the more cylindrical conductive cores 2 in the first insulator 1；The both ends of conductive core 2 are corresponding from the first insulator 1 respectively Two sides stretch out；The part that the conductive core 2 is stretched out outside the first insulator 1 is coated with the second insulator 3；Described first is exhausted The the first shielding copper mesh 4 for being enclosed in the external ground of conductive core 2 is also embedded with edge body 1；The first shielding copper mesh 4 corresponding second is exhausted Edge body 3 is additionally provided with the first shielding copper mesh convex portion 41 of multiple evaginations；The outer end insertion second of first shielding copper mesh convex portion 41 In insulator 3；The outer circumference surface of conductive core 2 and the outer surface of the first insulator 1 and the second insulator 3, which are coated with, partly leads Electricity paint；The both ends of conductive core 2 offer the wiring slotted eye 21 of connecting cable 9 respectively；The mounting bracket includes fixing successively The seat board 71 of connection, the transverse slat 72 of vertical seat board 71 and two connecting plates 73；The seat board 71 is fixedly mounted in cable shaft On wall；The coupler main body is carried on transverse slat 72, and the connecting plate 73 is from the clamping coupler in the two sides of coupler main body Main body；The protection cap 8 is arranged on above coupler main body.

Wherein, referring to Fig. 3 to Figure 11, the corresponding two sides of first insulator 1 are provided with ground wire connecting hole 11 With fixed mount mounting hole 12；The ground wire connecting hole 11 electrically connects with the first shielding copper mesh 4；The seat board 71 includes being fixed on Bottom plate 711 on cable shaft inwall and the side plate 712 vertically extended from 711 liang of sides of bottom plate；The transverse slat 72 is along its width The section in direction is " Jiong " font, and one end of " Jiong " font transverse slat 72 is detachably fixed with side plate 712 to be connected, and the other end is to extension Stretch；The connecting plate 73 includes detachably embracing armful part 731 of " Jiong " font of " Jiong " font transverse slat 72 and is fixed on vertically Embrace the riser 732 on part 731；The fixed mount mounting hole 12 of the side of coupler main body two is bolted with riser 732 Connection.

Wherein, referring to Fig. 1, the horizontal sectional area of the protection cap 8 is more than the horizontal sectional area of coupler main body；The guarantor The upper surface of protecting cover 8 sets the gutter 81 of the oriented surrounding draining of protection cap 8.

Wherein, first insulator 1 is cuboid；Second insulator 3 is the vertical side of first insulator 1 Taper type；One end diameter that second insulator 3 connects the first insulator 1 is more than other end diameter.

Wherein, Figure 18, the middle part of conductive core 2 are provided with annular groove 22.

Wherein, cable connecting arrangement 5 is also included referring to Figure 15 to Figure 17, the cable distribution device；The cable connection dress Putting 5 includes the metal connecting cylinder 51 that insulating sleeve 52 and vertical conduction core 2 are set；Described one end of metal connecting cylinder 51 is provided with logical Hole 511, the other end are provided with the end sleeve 512 coordinated with the end of cable 9；One conducting bolt 53 is through through hole 511 and with connecing The screw thread of line groove hole 21 coordinates, and metal connecting cylinder 51 is fastenedly connected with conductive core 2.

Wherein, the insulating sleeve 52 includes the vertical sleeve that horizontal bush 521 and vertical-horizontal sleeve 521 are set 522；The vertical one end of sleeve 522 connection horizontal bush 521；The other end fastens with the stress cone 54 that one is set in outside cable 9 Socket；The insulator 3 of the horizontal bush 521 and second fastening socket；The conducting bolt 53 is located in horizontal bush 521；Institute Metal connecting cylinder 51 is stated to be located in vertical sleeve 522；The secondary shielding copper mesh of ground connection is embedded with the wall of the insulating sleeve 52 523；The outer surface of insulating sleeve 52 is coated with semiconductive varnish.

Embodiment two：

The difference of embodiment two and embodiment one is：

Referring to Figure 20 to Figure 22, first insulator 1 include it is multiple can mutual dismantling connection insulation monomer 13；Each A conductive core 2 and one is embedded in insulation monomer 13 respectively and is set in the first shielding copper mesh 4 outside conductive core 2.

Wherein, adjacent insulation monomer 13 is connected by being separately positioned on son, the female connector of adjacent insulation monomer 13 opposite side Connect；The sub- connecting member is a male union 131；The female connector be one with male union 131 cooperation it is interior Screw thread kink nut 132.

Wherein, the outer end of the male union 131 is provided with a circle double wedge 133 along its end girth；It is described convex The length direction of the parallel male union 131 of tooth 133；The inner end of the internal thread kink nut 132 corresponds to double wedge 133 and set It is equipped with a circle teeth groove 134.

Operation principle of the present utility model：

It is screwed into after conducting bolt 53 is passed through into metal connecting cylinder 51 from wiring slotted eye 21, so as to the fixed He of metal connecting cylinder 51 Conductive core 2 simultaneously is allowed to realize electrical connection；Insulating sleeve 52 is inserted in, metal connecting cylinder 51 is located in vertical sleeve 522, second Insulator 3 and conducting bolt are located in horizontal bush 521；After stress cone 54 is inserted in into cable 9, metal company is inserted in the end of cable 9 In connect cylinder 51 and electrical connection is realized, then stress cone 54 is inserted in the fixed cable 9 of sealing from the vertical lower end of sleeve 522.

Seat board 71 is arranged in the side wall in cable shaft, screwed hole is opened up in the side wall first in cable shaft, the bottom of by Plate 711 is bolted in the side wall in cable shaft；Then one end of horizontal version 72 is realized tightly by bolt and side plate 712 Gu；It is exhausted that the riser 732 of two connecting plates 73 is subsequently arranged on first by the cooperation of bolt and fixed mount mounting hole 12 respectively The two sides of edge body 1；Coupler main body connection connecting plate 73 is finally placed on the top surface of horizontal version 72, using bolt by connecting plate 73 part of embracing is fixedly connected with horizontal version 72；It can effectively prevent coupler main body from sliding and toppling over.

, it is necessary to adjust the angle between each insulation monomer 13 in embodiment two, angle need to be first only mixed up, keeps angle The cooperation between male union 131 and internal thread kink nut 132 is then tightened simultaneously, double wedge 133 is matched somebody with somebody with teeth groove 134 Conjunction can lock；Need only unclamp between male union 131 and internal thread kink nut 132 if adjustment angle again Coordinate, readjust keep after angle tightening again while angle male union 131 and internal thread kink nut 132 it Between cooperation.

Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in Other related technical areas, similarly it is included in scope of patent protection of the present utility model.

Claims

A kind of 1. cable coupler of the cable shaft with protection cap, it is characterised in that：Including coupler main body, mounting bracket and Protection cap (8)；The coupler main body includes the first insulator (1) and more circles being embedded side by side in the first insulator (1) Cylindricality conductive core (2)；Conductive core (2) both ends are stretched out from the corresponding two sides of the first insulator (1) respectively；The conduction Core (2) stretches out the part of the first insulator (1) outside and is coated with the second insulator (3)；Also it is embedded in first insulator (1) There is the first shielding copper mesh (4) for being enclosed in conductive core (2) external ground；Corresponding second insulator (3) of first shielding copper mesh (4) It is additionally provided with the first shielding copper mesh convex portion (41) of multiple evaginations；First shielding copper mesh convex portion (41) outer end insertion second is exhausted In edge body (3)；Conductive core (2) outer circumference surface and the outer surface of the first insulator (1) and the second insulator (3) spray There is semiconductive varnish；Conductive core (2) both ends offer the wiring slotted eye (21) of connecting cable (9) respectively；The mounting bracket Including the seat board (71), the transverse slat (72) of vertical seat board (71) and two connecting plates (73) being fixedly connected sequentially；The seat board (71) it is fixedly mounted on cable shaft inwall；The coupler main body is carried on transverse slat (72), the connecting plate (73) from point Connect the clamping coupler main body in two sides of device main body；The protection cap (8) is arranged on above coupler main body.
A kind of 2. cable coupler of the cable shaft with protection cap as claimed in claim 1, it is characterised in that：Described first is exhausted The corresponding two sides of edge body (1) are provided with ground wire connecting hole (11) and fixed mount mounting hole (12)；The ground wire connection Hole (11) electrically connects with the first shielding copper mesh (4)；The seat board (71) include being fixed on bottom plate (711) on cable shaft inwall and The side plate (712) vertically extended from the side of bottom plate (711) two；Section of the transverse slat (72) along its width is " Jiong " word Shape, one end of " Jiong " font transverse slat (72) is detachably fixed with side plate (712) to be connected, and the other end stretches out；The connecting plate (73) part is embraced in embracing part (731) and being fixed on vertically for " Jiong " font for including detachably embracing " Jiong " font transverse slat (72) (731) riser (732) on；The fixed mount mounting hole (12) of the side of coupler main body two passes through bolt with riser (732) It is fixedly connected.
A kind of 3. cable coupler of the cable shaft with protection cap as claimed in claim 1, it is characterised in that：The protection cap (8) horizontal sectional area is more than the horizontal sectional area of coupler main body；Protection cap (8) upper surface sets oriented protection cap (8) gutter (81) of surrounding draining.
A kind of 4. cable coupler of the cable shaft with protection cap as claimed in claim 1, it is characterised in that：Described first is exhausted Edge body (1) is cuboid；Second insulator (3) is the taper type of vertical first insulator (1) side；Described second is exhausted One end diameter that edge body (3) connects the first insulator (1) is more than other end diameter.
A kind of 5. cable coupler of the cable shaft with protection cap as claimed in claim 1, it is characterised in that：The conductive core (2) middle part is provided with annular groove (22).
A kind of 6. cable coupler of the cable shaft with protection cap as claimed in claim 1, it is characterised in that：The cable point Connecing device also includes cable connecting arrangement (5)；The cable connecting arrangement (5) includes insulating sleeve (52) and vertical conduction core (2) The metal connecting cylinder (51) of setting；Described metal connecting cylinder (51) one end is provided with through hole (511), and the other end is provided with and cable (9) end sleeve (512) that end coordinates；One conducting bolt (53) is matched somebody with somebody through through hole (511) and with wiring slotted eye (21) screw thread Close, metal connecting cylinder (51) is fastenedly connected with conductive core (2).
A kind of 7. cable coupler of the cable shaft with protection cap as claimed in claim 6, it is characterised in that：The insulation sleeve Cylinder (52) includes the vertical sleeve (522) that horizontal bush (521) and vertical-horizontal sleeve (521) are set；The vertical sleeve (522) one end connection horizontal bush (521)；The other end and one is set in stress cone (54) the fastening socket of cable (9) outside；It is described Horizontal bush (521) is socketed with the second insulator (3) fastening；The conducting bolt (53) is located in horizontal bush (521)；It is described Metal connecting cylinder (51) is located in vertical sleeve (522)；The secondary shielding of ground connection is embedded with the wall of the insulating sleeve (52) Copper mesh (523)；Insulating sleeve (52) outer surface is coated with semiconductive varnish.
A kind of 8. cable coupler of the cable shaft with protection cap as claimed in claim 1, it is characterised in that：Described first is exhausted Edge body (1) include it is multiple can mutual dismantling connection insulation monomer (13)；It is conductive that one is embedded respectively in each insulation monomer (13) Core (2) and one is set in the first shielding copper mesh (4) of conductive core (2) outside.
A kind of 9. cable coupler of the cable shaft with protection cap as claimed in claim 8, it is characterised in that：Adjacent insulation is single Body (13) is connected by being separately positioned on the son, female connector of adjacent insulation monomer (13) opposite side；The sub- connecting member is one Male union (131)；The female connector is an internal thread kink nut coordinated with male union (131) (132)。
A kind of 10. cable coupler of the cable shaft with protection cap as claimed in claim 9, it is characterised in that：The outer spiral shell The outer end of line connecting tube (131) is provided with a circle double wedge (133) along its end girth；The parallel external screw thread of the double wedge (133) The length direction of connecting tube (131)；The inner end of the internal thread kink nut (132) corresponds to double wedge (133) and is provided with a circle Teeth groove (134).