CN209658879U - A kind of midium voltage cable attachment device component - Google Patents
A kind of midium voltage cable attachment device component Download PDFInfo
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- CN209658879U CN209658879U CN201822082899.2U CN201822082899U CN209658879U CN 209658879 U CN209658879 U CN 209658879U CN 201822082899 U CN201822082899 U CN 201822082899U CN 209658879 U CN209658879 U CN 209658879U
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Abstract
The utility model discloses a kind of midium voltage cable attachment device components, one drop cable, one both ends are crimped on respectively in cable termination attachment device, one end of another drop cable is crimped in cable termination attachment device, the other end is crimped on mounting flow inducing connecting device, two cable termination attachment devices being connected with connecting cable one, one of them and straight-through attachment device grafting, one end grafting of another and three-way connection device, the other end grafting of the cable termination attachment device and three-way connection device that are connected with connecting cable one, the third end of three-way connection device connects a drop cable by cable termination attachment device or is blocked by plug;The other end of straight-through attachment device connects a drop cable by cable termination attachment device or is blocked by plug.The utility model carries out prefabricated and applied widely, producing efficiency height by common crimping preformed patterns, safe and reliable.
Description
Technical field
The utility model relates to a kind of cable connecting arrangements, and in particular to a kind of midium voltage cable attachment device component belongs to
Technical field of cable connection.
Background technique
Grid company in order to realize the highly reliable operation of power grid, can by the way of bypass across Awaiting Overhaul equipment, or to
More exchange device carries out pressure zone electric equipment in uninterrupted operation, especially power distribution network.It needs when carrying out uninterrupted operation using electricity
For cable attachment device into the connection of each cable, the convenience and safety that cable connecting arrangement uses directly influence livewire work
The efficiency of safety and livewire work.
Existing cable connecting arrangement is largely field fabrication, or using the form connect fastly, but quick access device can not
Suitable for various switching operating conditions, and special tooling or special equipment is needed to carry out prefabricated crimping, narrow application range;Field fabrication
Type of attachment rain-proof, anti-dust performance are poor, and producing efficiency is low, at high cost, and quality of connection not can guarantee.
Summary of the invention
In order to overcome various deficiencies of the existing technology, the utility model provides a kind of midium voltage cable attachment device group
Part, can be prefabricated and applied widely by the progress of common crimping preformed patterns, and producing efficiency is high, and at low cost, use is safe
Reliably.
To realize above-mentioned purpose of utility model, the utility model provides a kind of midium voltage cable attachment device component, including stifled
Head, straight-through attachment device, cable termination attachment device, connecting cable, three-way connection device and mounting flow inducing connecting device, wherein
One drop cable, one both ends are crimped on respectively in cable termination attachment device, and one end of another drop cable is crimped on
In cable termination attachment device, the other end is crimped on mounting flow inducing connecting device, two electricity being connected with connecting cable one
Cable terminal connection device, one of them connect with straight-through attachment device, another connect with one end of three-way connection device, with company
The other end for connecing the connected cable termination attachment device of cable one and three-way connection device connects, the third end of three-way connection device
A drop cable is connected by cable termination attachment device or is blocked by plug;The other end of straight-through attachment device
A drop cable is connected by cable termination attachment device or is blocked by plug.
Three-way connection device can realize different middle pressures by different combination connections according to specific construction operating condition
Cable distribution output;When three-way connection device only needs to connect two sections of cables, third port is tapped without output, then can be passed through
Plug is blocked, and prevents from discharging by third port;The other end of straight-through attachment device without output tap passes through stifled
Head is blocked, and can also be connected by attachment device with another section of cable;Centre of the cable termination attachment device as cable
Connecting component is connected by way of crimping with cable, and cable can be connected with other connecting components;Mount flow inducing connecting device
The connecting cable by way of crimping, for the electric current of discharge equipment to be drawn access cable.
Specifically, cable termination attachment device includes pin terminal, cable termination shell and cable terminal insulation casing, electricity
Cable terminating insulation cannula tip offers T-type hole, and connecting cable is inserted into cable terminal insulation casing, and cable core and aciculiform
Terminal compression joint, cable termination shell are coated on the outside of cable terminal insulation casing, at the connection mating surface of cable termination shell
Equipped with gasket and connection card slot, on the inside of the tail end of cable termination shell there is shielded layer to crimp grid, for being connected and fixed electricity
Cable shielding line and banding cable.
Specifically, mounting flow inducing connecting device include short cold shrink tube, shrink positioning identifier, semi-conductive adhesive band, cold-shrinkable terminal,
It lengthens casing, seal pipe, connection terminal and mounting conduction wire clamp, cable to be inserted in short cold shrink tube, the connection of cold-shrinkable terminal one end
Short cold shrink tube, other end connection lengthen casing, and seal pipe sealing shroud is mounted in the end for lengthening casing, the cable core of connecting cable
It is crimped on connection terminal, connection terminal is connected with mounting conduction wire clamp screw thread.
Specifically, plug includes plug end cap, plug shell and plug insulating sleeve, T is offered in plug insulating sleeve
Type hole, plug shell are coated on the outside of plug insulating sleeve and are positioned by the shaft shoulder, and plug end cap is threadedly attached in plug
The end of shell.
Specifically, straight-through attachment device includes straight-through insulating sleeve, straight-through lower fixture block and straight-through upper fixture block, insulation is led directly to
The both ends diameter of casing is identical and respectively less than interlude caliber, and both ends size is connect with the T-type hole on plug, cable termination
T-type hole on device matches;The both ends of straight-through insulating sleeve are arranged with spring self-lock formula snap ring, two spring self-lock formulas respectively
The upper end-face edge of snap ring is respectively embedded into straight-through upper fixture block and is clamped by it and clamped, the lower edge of two spring self-lock formula snap rings
It is respectively embedded into straight-through lower fixture block and is clamped by it and clamped, two fixture blocks are bolted to connection together.
Specifically, three-way connection device includes fixture block, threeway insulation sleeve in fixture block and threeway under threeway insulating sleeve, threeway
The end diameter at the both ends of pipe is identical and is respectively less than intermediate caliber, and end diameter connects with the T-type hole on plug, cable termination
T-type hole on connection device matches;Three ends of threeway insulating sleeve are arranged with spring self-lock formula snap ring respectively, fixture block in threeway
Upper and lower ends offer card slot, and the upper end of fixture block offers card slot, the upper end edge of the spring self-lock formula snap ring at both ends under threeway
Edge is respectively embedded into fixture block in threeway and clamps clamping by it, and the lower edge of the spring self-lock formula snap ring at both ends is respectively embedded into three
Logical lower fixture block simultaneously clamps clamping by it, and the lower edge of the spring self-lock formula snap ring of upper end is embedded in fixture block in threeway and passes through it
It clamps and clamps, two fixture blocks are bolted to connection together.
Plug shell and cable termination shell are all made of aluminium alloy or stainless steel material.This metal material is wear-resisting, corrosion resistant
Erosion and easy conductive.
A kind of midium voltage cable attachment device establishment of component application method, includes the following steps:
The first step makes connecting cable one: cable outer insulation is stripped a distance L from the pressure connection terminal of cable backward1
And cable screening wire is smoothed out with the fingers suitable, cable semi-conductive layer is stripped into a distance L from cable pressure connection terminal backward2, cable core is exhausted
Edge layer strips a distance L from cable pressure connection terminal backward3, cable core is leaked out, and with fine sandpaper by semi-conductive layer and cable
Core insulation layer polishes flat, L3<L2<L1;
Second step, connecting cable one are crimped to cable termination attachment device;
Third step, production connecting cable two: cable outer insulation is stripped into L from the pressure connection terminal of cable backward4, by shielded layer
L is stripped backward from pressure connection terminal5, cable semi-conductive layer is stripped into L from cable pressure connection terminal backward6, by the core insulation of cable from cable pressure
It connects end and strips L backward7, cable core is leaked out, and semi-conductive layer and core insulation layer are polished flat with fine sandpaper, L7<L6<L5<L4;
4th step, connecting cable two are crimped to mounting flow inducing connecting device;
5th step respectively leads to the inside of cable termination attachment device, plug, straight-through attachment device, three-way connection device
It is clean to cross cleaning paper, uniformly smears insulation silicone grease, the spring self-lock formula snap ring at straight-through attachment device both ends is bounced back, it will be electric
Cable terminal connection device or plug are forcibly inserted into the both ends of straight-through attachment device respectively, unclamp simultaneously torsional spring self-locking snap ring,
Cable termination attachment device, plug are connect and locked with straight-through attachment device respectively;By the spring at three-way connection device both ends
Cable termination attachment device, is forcibly inserted into the both ends of three-way connection device by self-locking snap ring retraction respectively, unclamps simultaneously rotating missile
Cable termination attachment device is connect and is locked with three-way connection device by spring self-locking snap ring;
6th step, to cable connecting arrangement component discharge test, by the shell of straight-through attachment device and three-way connection device
Ground connection, pressure-resistant equipment and partial discharge equipment voltage output end are connected on mounting conduction wire clamp, are applied different voltage respectively and are carried out
Pressure resistance and local discharge test.
Further, connecting cable one is crimped to cable termination attachment device specific step is as follows in second step:
1), cable core insulating layer, semi-conductive layer and cable terminal insulation inside pipe casing are cleared up with cleaning paper, really
Cleaning is protected, and coats insulation silicone grease at cleaning;
2), pin terminal is crimped on cable core, no sharp corners at crimping are guaranteed by polishing, while will be electric
Cable is inserted into cable terminal insulation casing;
3) cable termination shell, hot melt pipe, phase sequence heat-shrinkable T bush successively, are inserted in cable from the inside to the outside;
4) shielding line, is divided into 8 strands, simultaneously wound clockwise crimps on grid insertion shielded layer crimping grid in shielded layer,
Banding is carried out with stainless steel lathe dog;
5), the end sleeve of hot melt pipe is on cable termination shell, and with heat gun by hot melt pipe heating and melting, so that
One end of hot melt pipe, which is tightened, is fixed on cable termination shell;
6), the electrolysis of cable and cable termination shell is sealed, by phase sequence thermal shrinkable sleeve pipe sleeve in hot melt pipe table
Face is heated with heat gun, is made the pyrocondensation of phase sequence heat-shrinkable T bush on hot melt pipe surface, is identified for phase sequence.
Further, in the 4th step connecting cable two be crimped to mounting flow inducing connecting device specific step is as follows:
1) connecting cable two, is penetrated into short cold shrink tube, the end a distance of the end of short cold shrink tube apart from semi-conductive layer,
The seam crossing of short cold shrink tube crimping shielded layer and cable outer insulation;
2) semi-conductive adhesive band, is wound in short cold shrink tube and semi-conductive layer seam crossing, the end distance of semi-conductive adhesive band is partly led
End a distance of electric layer;
3) positioning identifier, is shunk on set in short cold shrink tube, shrinks positioning identifier apart from semi-conductive layer end a distance,
Shrinkage cold-shrinkable terminal from shrinking positioning identifier;
4), suit shrinkage in cold-shrinkable terminal end lengthens casing, and cold-shrinkable terminal and lengthening casing have an area Duan Chonghe one;
5), seal pipe fills sealant rear enclosure in two end of connecting cable, and lengthening casing and seal pipe has a Duan Chonghe
Area two;
6), connection terminal is crimped on cable core, mounting conduction wire clamp is threadedly coupled with connection terminal.
Compared with existing cable attachment device, cable by being crimped to cable termination connection by the utility model respectively in advance
Simplify the process of cable connection on device and mounting flow inducing connecting device;Straight-through attachment device and three-way connection device are as cable
The intermediate device of connection can realize different midium voltage cables by different combination connections according to specific construction operating condition
Tap output, the scope of application are wider;It, only both can be complete by crimping without using special tooling or tool in entire cable production process
At the connection of cable under nearly all operating condition, operating efficiency is improved, production cost is reduced.
Detailed description of the invention
Fig. 1 is that the utility model structure makes schematic diagram;
Fig. 2 crimps schematic diagram with connecting cable for cable termination attachment device in the utility model;
Fig. 3 is that the cable connecting in the utility model with cable termination attachment device makes schematic diagram;
Fig. 4 is that attachment device schematic perspective view is led directly in the utility model;
Fig. 5 is the cross-sectional view of Fig. 4;
Fig. 6 is three-way connection device structural schematic diagram in the utility model;
Fig. 7 is the cross-sectional view of Fig. 6;
Fig. 8 is stopper structure schematic diagram in the utility model;
Fig. 9 is that the cable connecting in utility model with mounting conduction wire clamp device makes schematic diagram;
Figure 10 is to mount conduction wire clamp device in the utility model to crimp schematic diagram with connecting cable;
In figure: 1, plug;2, attachment device is led directly to;3, cable termination attachment device;4, connecting cable;5, threeway connection dress
It sets;6, flow inducing connecting device is mounted;7, pin terminal;8, gasket;9, cable termination shell;10, cable terminal insulation casing;
11, shielded layer crimps grid;12, cable screening wire;13, stainless steel lathe dog;14, hot melt pipe;15, phase sequence heat-shrinkable T bush;16,
Straight-through insulating sleeve;17, spring self-lock formula snap ring;18, lower fixture block is led directly to;19, upper fixture block is led directly to;20, threeway insulating sleeve;
21, fixture block under threeway;22, fixture block in threeway;23, plug end cap;24, plug shell;25, plug insulating sleeve;26, cable
Core;27, cable core insulating layer;28, cable semi-conductive layer;29, cable shield;30, short cold shrink tube;31, positioning is shunk
Mark;32, semi-conductive adhesive band;33, cold-shrinkable terminal;34, it is overlapped area one;35, casing is lengthened;36, it is overlapped area two;37, seal pipe;
38, sealant;39, connection terminal;40, conduction wire clamp is mounted;41, connecting cable one;42, connecting cable two.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of midium voltage cable attachment device component, including plug 1, straight-through attachment device 2, cable termination connect
Connection device 3, connecting cable 4, three-way connection device 5 and mounting flow inducing connecting device 6, wherein one 41 both ends of a drop cable point
It is not crimped in cable termination attachment device 3, one end of another drop cable 2 42 is crimped on cable termination connection dress
It sets on 3, the other end is crimped on mounting flow inducing connecting device 6, and two cable terminations being connected with connecting cable 1 are connect
Device 3, one of them connect with straight-through attachment device 2, another connect with one end of three-way connection device 5, with connecting cable
2 42 connected cable termination attachment devices 3 are connect with the other end of three-way connection device 5, the third end of three-way connection device 5
A drop cable is connected by cable termination attachment device 3 or is blocked by plug 1;Lead directly to the another of attachment device 2
One end connects a drop cable by cable termination attachment device 3 or is blocked by plug 1.
Three-way connection device 5 can be realized in different according to specific construction operating condition by different combination connections
Voltage cable tap output;When three-way connection device 5 only needs to connect two sections of cables, third port is tapped without output, then can be with
It is blocked by plug, prevents from discharging by third port;The other end of straight-through attachment device 2 without output tap is logical
It crosses plug 1 to be blocked, can also be connected by attachment device 3 with another section of cable;Cable termination attachment device 3 is as electricity
The intermediate connecting part of cable, is connected by way of crimping with cable, and cable can be connected with other connecting components;Mounting drainage
The connecting cable by way of crimping of attachment device 6, for the electric current of discharge equipment to be drawn access cable.
As shown in Fig. 2, cable termination attachment device 3 includes pin terminal 7, cable termination shell 9 and cable terminal insulation
Casing 10,10 end of cable terminal insulation casing offer T-type hole, and connecting cable 4 is inserted into cable terminal insulation casing 10,
And cable core 26 is crimped with pin terminal 7, cable termination shell 9 is coated on the outside of cable terminal insulation casing 10, cable
It is equipped with gasket 8 and connection card slot at the connection mating surface of terminal enclosure 9, there is shielding on the inside of the tail end of cable termination shell 9
It is laminated adapting grille 11, for being connected and fixed cable screening wire 12 and banding cable.
As shown in Figure 10, mounting flow inducing connecting device 6 includes short cold shrink tube 30, shrinks positioning identifier 31, semi-conductive adhesive band
32, cold-shrinkable terminal 33, lengthening casing 35, seal pipe 37, connection terminal 39 and mounting conduction wire clamp 40, cable are inserted in short shrinkage
In pipe 30,33 one end of cold-shrinkable terminal connects short cold shrink tube 30, and other end connection lengthens casing 35, and 37 sealing shroud of seal pipe, which is mounted in, to be added
The cable core 26 of the end of long casing 35, connecting cable 4 is crimped on connection terminal 39, and connection terminal 39 and mounting drain
40 screw thread of wire clamp is connected.
As shown in figure 8, plug 1 includes plug end cap 23, plug shell 24 and plug insulating sleeve 25, plug insulating sleeve
T-type hole is offered in 25, plug shell 24 is coated on 25 outside of plug insulating sleeve and positions by the shaft shoulder, plug end cap 23
It is threadedly attached in the end of plug shell 24.
As shown in Figure 4 and Figure 5, leading directly to attachment device 2 includes on leading directly to insulating sleeve 16, leading directly to lower fixture block 18 and is straight-through
Fixture block 19, lead directly to insulating sleeve 16 both ends diameter is identical and respectively less than interlude caliber, and both ends size with the T on plug
T-type hole in type hole, cable termination attachment device 3 matches;The both ends of straight-through insulating sleeve 16 are arranged with spring self-lock respectively
Formula snap ring 17, the upper end-face edge of two spring self-lock formula snap rings 17 are respectively embedded into straight-through upper fixture block 19 and are clamped by it and clamped,
The lower edge of two spring self-lock formula snap rings 17 is respectively embedded into straight-through lower fixture block 18 and is clamped by it and clamped, and two fixture blocks are logical
Bolt is crossed to be fixed together.
As shown in Figure 6 and Figure 7, three-way connection device 5 includes blocking in fixture block 21 and threeway under threeway insulating sleeve 20, threeway
The end diameter of block 22, the both ends of threeway insulating sleeve 20 is identical and is respectively less than intermediate caliber, and end diameter is and on plug
T type hole, the T-type hole in cable termination attachment device 3 matches;Three ends of threeway insulating sleeve 20 are arranged with spring respectively
Self-locking snap ring 17, the upper and lower ends of fixture block 22 offer card slot in threeway, and the upper end of fixture block 21 offers card slot under threeway,
The upper end-face edge of the spring self-lock formula snap ring 17 at both ends is respectively embedded into fixture block 22 in threeway and clamps clamping, the bullet at both ends by it
The lower edge of spring self-locking snap ring 17 is respectively embedded into fixture block 21 under threeway and clamps clamping, the spring self-lock formula of upper end by it
The lower edge of snap ring 17 is embedded in fixture block 22 in threeway and clamps clamping by it, and two fixture blocks are bolted to connection one
It rises.
Plug shell 24 and cable termination shell 9 are all made of aluminium alloy or stainless steel material.This metal material is wear-resisting, resistance to
Corrosion and easy conductive.
A kind of midium voltage cable attachment device establishment of component application method, which comprises the steps of:
As shown in figure 3, the first step, makes connecting cable 1: cable outer insulation is shelled backward from the pressure connection terminal of cable
Except a distance L1And cable screening wire 12 is smoothed out with the fingers suitable, cable semi-conductive layer 28 is stripped into a distance from cable pressure connection terminal backward
L2, cable core insulating layer 27 is stripped into a distance L from cable pressure connection terminal backward3, cable core 26 is leaked out, and use fine sandpaper
Semi-conductive layer 28 and cable core insulating layer 27 are polished flat, L3<L2<L1;
As shown in Fig. 2, second step, connecting cable 1 are crimped to cable termination attachment device 3:
1) it, will be carried out inside cable core insulating layer 27, semi-conductive layer 28 and cable terminal insulation casing 10 with cleaning paper
Cleaning, it is ensured that cleaning, and insulation silicone grease is coated at cleaning;
2), pin terminal 7 is crimped on cable core 26, no sharp corners at crimping are guaranteed by polishing, simultaneously
Cable 4 is inserted into cable terminal insulation casing 10;
3) cable termination shell 9, hot melt pipe 14, phase sequence heat-shrinkable T bush 15 successively, are inserted in cable 4 from the inside to the outside;
4) shielding line 12, is divided into 8 strands, insertion shielded layer crimps grid 11 and wound clockwise is in shielded layer crimping grid
On 11, banding is carried out with stainless steel lathe dog 13;
5), the end sleeve of hot melt pipe 14 melts the heating of hot melt pipe 14 on cable termination shell 9, and with heat gun
Change, so that one end of hot melt pipe 14, which is tightened, is fixed on cable termination shell 9;
6), cable 4 and the electrolysis of cable termination shell 9 are sealed, by 15 sets of phase sequence heat-shrinkable T bush in hot melt adhesive
14 surface of pipe, is heated with heat gun, is made 15 pyrocondensation of phase sequence heat-shrinkable T bush on 14 surface of hot melt pipe, is identified for phase sequence;
As shown in figure 9, third step, production connecting cable 2 42: cable outer insulation is shelled backward from the pressure connection terminal of cable
Except L4, shielded layer 29 is stripped into L from pressure connection terminal backward5, cable semi-conductive layer 28 is stripped into L from cable pressure connection terminal backward6, will be electric
The core insulation 27 of cable strips L from cable pressure connection terminal backward7, cable core 26 is leaked out, and with fine sandpaper by semi-conductive layer 28 and core
Insulating layer 27 polishes flat, L7<L6<L5<L4;
As shown in Figure 10, the 4th step, connecting cable 2 42 are crimped to mounting flow inducing connecting device 6:
1) connecting cable 2 42, is penetrated into short cold shrink tube 30, end of the end of short cold shrink tube 30 apart from semi-conductive layer 28
A distance, short cold shrink tube 30 crimp the seam crossing of shielded layer 29 and cable outer insulation;
2), in the semi-conductive adhesive band 32 of short cold shrink tube 30 and 28 seam crossing of semi-conductive layer winding 20mm wide, semi-conductive adhesive band
The end a distance of 32 end apart from semi-conductive layer;
3) positioning identifier 31, is shunk on set in short cold shrink tube 30, shrinks positioning identifier 31 apart from 28 end of semi-conductive layer
A distance, from shrinking positioning identifier 31 shrinkage cold-shrinkable terminal 33;
4), suit shrinkage in 33 end of cold-shrinkable terminal lengthens casing 35, and cold-shrinkable terminal 33 and lengthening casing 35 have a Duan Chong
Close area 1;
5), seal pipe 37 fills 38 rear enclosure of sealant in 2 42 end of connecting cable, lengthens casing 35 and seal pipe 37 has
There is an area Duan Chonghe 2 36;
6), connection terminal 39 is crimped on cable core 26, mounting conduction wire clamp 40 is threadedly coupled with connection terminal 39;
As shown in Figure 1, the 5th step, cable termination attachment device 3, plug 1, straight-through attachment device 2, threeway connected respectively
The inside of device 5 is clean by cleaning paper, insulation silicone grease is uniformly smeared, by the spring self-lock at straight-through 2 both ends of attachment device
Formula snap ring 17 bounces back, and cable termination attachment device 3 or plug 1 are forcibly inserted into the both ends of straight-through attachment device 2 respectively, unclamps simultaneously
Cable termination attachment device 3, plug 1 are connect and are locked with straight-through attachment device 2 respectively by torsional spring self-locking snap ring 17;
The spring self-lock formula snap ring 17 at 5 both ends of three-way connection device is bounced back, cable termination attachment device 3 is forcibly inserted into threeway respectively
Simultaneously torsional spring self-locking snap ring 17 is unclamped, by cable termination attachment device 3 and three-way connection device 5 in the both ends of attachment device 5
It connects and locks;
6th step, to cable connecting arrangement component discharge test, by the outer of straight-through attachment device 2 and three-way connection device 5
Shell ground connection, pressure-resistant equipment and partial discharge equipment voltage output end are connected on mounting conduction wire clamp 40, apply different voltage respectively
Carry out pressure resistance and local discharge test.
Claims (7)
1. a kind of midium voltage cable attachment device component, which is characterized in that whole including plug (1), straight-through attachment device (2), cable
End connection device (3), connecting cable (4), three-way connection device (5) and mounting flow inducing connecting device (6), wherein one section of connection electricity
Cable one (41) both ends are crimped on respectively on cable termination attachment device (3), and one end of another drop cable two (42) is pressed
It connects on cable termination attachment device (3), the other end is crimped in mounting flow inducing connecting device (6), with connecting cable one
(41) two connected cable termination attachment devices (3), one of them connect with straight-through attachment device (2), another and threeway
One end of attachment device (5) connects, the cable termination attachment device (3) and three-way connection device being connected with connecting cable two (42)
(5) the third end of other end connection, three-way connection device (5) connects one section of connection electricity by cable termination attachment device (3)
Cable is blocked by plug (1);The other end of straight-through attachment device (2) is connected by cable termination attachment device (3)
One drop cable is blocked by plug (1).
2. midium voltage cable attachment device component according to claim 1, which is characterized in that cable termination attachment device (3)
Including pin terminal (7), cable termination shell (9) and cable terminal insulation casing (10), cable terminal insulation casing (10) end
Portion offers T-type hole, and connecting cable (4) is inserted into cable terminal insulation casing (10), and cable core (26) and pin terminal
(7) it crimps, cable termination shell (9) is coated on the outside of cable terminal insulation casing (10), the connection of cable termination shell (9)
It is equipped with gasket (8) and connection card slot at mating surface, on the inside of the tail end of cable termination shell (9) there is shielded layer to crimp grid
(11), for being connected and fixed cable screening wire (12) and banding cable.
3. midium voltage cable attachment device component according to claim 2, which is characterized in that mounting flow inducing connecting device (6)
Including short cold shrink tube (30), contraction positioning identifier (31), semi-conductive adhesive band (32), cold-shrinkable terminal (33), lengthen casing (35), close
Tube sealing (37), connection terminal (39) and mounting conduction wire clamp (40), cable are inserted in short cold shrink tube (30), cold-shrinkable terminal (33)
One end connects short cold shrink tube (30), and other end connection lengthens casing (35), and seal pipe (37) sealing shroud is mounted in lengthening casing (35)
End, the cable core (26) of connecting cable (4) is crimped on connection terminal (39), and connection terminal (39) and mounting drain
Wire clamp (40) screw thread is connected.
4. midium voltage cable attachment device component according to claim 3, which is characterized in that plug (1) includes plug end cap
(23), plug shell (24) and plug insulating sleeve (25), plug insulating sleeve (25) is interior to offer T-type hole, plug shell
(24) it is coated on the outside of plug insulating sleeve (25) and is positioned by the shaft shoulder, plug end cap (23) is threadedly attached in outside plug
The end of shell (24).
5. midium voltage cable attachment device component according to claim 4, which is characterized in that straight-through attachment device (2) include
It is straight-through insulating sleeve (16), straight-through lower fixture block (18) and straight-through upper fixture block (19), lead directly to the both ends diameter phase of insulating sleeve (16)
With and respectively less than interlude caliber, and both ends size with the T-type hole on plug, the T-type hole in cable termination attachment device (3)
It matches;The both ends of straight-through insulating sleeve (16) are arranged with spring self-lock formula snap ring (17), two spring self-lock formula snap rings respectively
(17) upper end-face edge is respectively embedded into straight-through upper fixture block (19) and clamps clamping by it, two spring self-lock formula snap rings (17)
Lower edge is respectively embedded into straight-through lower fixture block (18) and is clamped by it and clamped, and two fixture blocks are bolted to connection one
It rises.
6. midium voltage cable attachment device component according to claim 5, which is characterized in that three-way connection device (5) includes
Fixture block (22), the end at the both ends of threeway insulating sleeve (20) in fixture block (21) and threeway under threeway insulating sleeve (20), threeway
Diameter is identical and is respectively less than intermediate caliber, and end diameter with the T-type hole on plug, the T in cable termination attachment device (3)
Type hole matches;Three ends of threeway insulating sleeve (20) are arranged with spring self-lock formula snap ring (17) respectively, fixture block (22) in threeway
Upper and lower ends offer card slot, the upper end of fixture block (21) offers card slot, the spring self-lock formula snap ring at both ends under threeway
(17) upper end-face edge is respectively embedded into fixture block in threeway (22) and is clamped by it and clamped, the spring self-lock formula snap ring (17) at both ends
Lower edge be respectively embedded into fixture block under threeway (21) and clamped by it and clamp, under the spring self-lock formula snap ring (17) of upper end
End margin is embedded in fixture block (22) in threeway and clamps clamping by it, and two fixture blocks are bolted to connection together.
7. midium voltage cable attachment device component according to claim 2 or 4, which is characterized in that plug shell (24) and electricity
Cable terminal enclosure (9) is all made of aluminium alloy or stainless steel material.
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CN201822082899.2U CN209658879U (en) | 2018-12-12 | 2018-12-12 | A kind of midium voltage cable attachment device component |
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CN201822082899.2U CN209658879U (en) | 2018-12-12 | 2018-12-12 | A kind of midium voltage cable attachment device component |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN109378790A (en) * | 2018-12-12 | 2019-02-22 | 徐州海伦哲特种车辆有限公司 | A kind of midium voltage cable attachment device component and its production application method |
CN113363891A (en) * | 2021-06-07 | 2021-09-07 | 深圳市深电电力设备发展有限公司 | Manufacturing method of cable first-aid repair quick connector |
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2018
- 2018-12-12 CN CN201822082899.2U patent/CN209658879U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109378790A (en) * | 2018-12-12 | 2019-02-22 | 徐州海伦哲特种车辆有限公司 | A kind of midium voltage cable attachment device component and its production application method |
CN109378790B (en) * | 2018-12-12 | 2024-03-01 | 徐州海伦哲特种车辆有限公司 | Medium-voltage cable connecting assembly and application method thereof |
CN113363891A (en) * | 2021-06-07 | 2021-09-07 | 深圳市深电电力设备发展有限公司 | Manufacturing method of cable first-aid repair quick connector |
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