CN102856873A - Stress cone component and high-voltage cable connector component - Google Patents
Stress cone component and high-voltage cable connector component Download PDFInfo
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- CN102856873A CN102856873A CN2011101801959A CN201110180195A CN102856873A CN 102856873 A CN102856873 A CN 102856873A CN 2011101801959 A CN2011101801959 A CN 2011101801959A CN 201110180195 A CN201110180195 A CN 201110180195A CN 102856873 A CN102856873 A CN 102856873A
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Abstract
Disclosed is a stress cone component of a high-voltage device. The stress cone component comprises a telescopic sleeve, a conduction tube and a telescopic electrode, wherein the telescopic sleeve comprises a first portion and a second portion; the conduction tube is fixed on the inner wall of the first portion of the telescopic sleeve; and the telescopic electrode is attached to the inner wall of the second portion of the telescopic sleeve, the telescopic electrode comprises a first opening and a second opening, the telescopic electrode is electrically connected with an inner side end of the conduction tube at the position of the first opening, and the second opening is constructed into an elastic clamp and is inserted into a high-voltage cable of the second portion of the telescopic sleeve. The invention further provides a high-voltage cable connector component with the stress cone component, and an elasticity stress portion of the high-voltage cable connector component can be applicable to high-voltage cables with different diameters.
Description
Technical field
The present invention relates to a kind of high-voltage cable connector, particularly, the high-voltage cable connector assembly that relates to a kind of stress cone assembly of the high-tension cable applicable to having different-diameter and have this stress cone assembly.
Background technology
With high-tension cable and High-Voltage Electrical Appliances equipment connections such as generator, motor, transformer, gas-insulated switch (GIS) time, need to use high-voltage cable connector, also realize that safely electric equipment and high-tension cable are to be connected with convenient, reliable.Fig. 1 shows a kind of partial sectional view of high-voltage cable connector 100 of prior art.In this high-voltage cable connector 100, be fixed with the high-field electrode 102 that is electrically connected with the corresponding high-field electrode of electric equipment at insulating sleeve 101 front ends of being made by for example epoxide resin material, be provided with cylindrical portions may 103 in the rear end of high-field electrode 102, be provided with circular connector 104 in the cylindrical portions may 103, in the rear end of insulating sleeve 101 stress cone 105 be installed.The jacket portions of high-tension cable 107 is inserted in the stress cone 105, and simultaneously the conductor part 108 of high-tension cable 107 is plugged into circular connector 104, thereby realizes being electrically connected of high-tension cable 107 and high-field electrode 102.But in this high-voltage cable connector 100, stress cone 105 is prefabricated, for mating from the high-tension cable with different outer dias, needs insulating sleeve and the stress cone of different size.Be not easy to dissimilar high-voltage cable connector product is managed, and the compatibility of product and interchangeability are very poor.
Fig. 2 shows the partial sectional view of the high-voltage cable connector assembly 200 of another kind of prior art.In this high-voltage cable connector assembly 200, be fixed with the high-field electrode 202 that is electrically connected with the corresponding high-field electrode of electric equipment at insulating sleeve 201 front ends, the rear end of high-field electrode 202 is provided with connector 203, by bolt assembly 204 elastomer 205 is installed in the rear end of insulating sleeve 201.Rear end at elastomer 205 forms cylindrical portions may, and the jacket portions of high-tension cable 206 is inserted in the cylindrical portions may by adapter 207, and the conductor part 208 of high-tension cable 206 is electrically connected to high-field electrode 202 by connector 203 simultaneously.In this high-voltage cable connector 200 assemblies, for the high-tension cable 206 of different outer dias, choose the adapter 207 of different size, thereby high-tension cable 206 is installed in the elastomer 205 relatively securely.
But, in this high-voltage cable connector assembly 200, owing to being provided with adapter 207, increased the complexity of whole high-voltage cable connector 200 assemblies; Because elastomer 205 has certain-length, its outside unfixing and protective device, and high-tension cable 206 is often heavier, easily so that lateral bending occurs in elastomer 205, even make the insulator interface between elastomer 205 and the adapter 205 occur to become flexible, affect the electric property of product; In the situation that be subject to violent external force, easily cause the tear failure of elastomer 205, or cause electric puncture; The protection of the mechanical structure that the elastomer 205 of growing is not sealed is difficult to keep out the erosion of extraneous acid and alkali substance, has reduced the useful life of elastomer 205, therefore is unsuitable for outdoor use.
Summary of the invention
For solving above-mentioned and other technical problem of the prior art, the present invention proposes a kind of stress cone assembly and comprises the high-voltage cable connector assembly of this stress cone assembly, and its elastic stress part is applicable to the high-tension cable with different-diameter.
The stress cone assembly that further provides of the present invention and comprise the high-voltage cable connector assembly of this stress cone assembly has the protective sleeve assembly, can flexibly support and keeps high-tension cable, has improved the electric property of high-voltage cable connector.
The stress cone assembly that further provides of the present invention and the high-voltage cable connector assembly that comprises this stress cone assembly; the protective sleeve assembly can form a totally enclosed protecting sheathing, has avoided extraneous acid and alkali substance that the internal structure of telescopic sleeve pipe, screen and high-tension cable is corroded.
According to an inventive embodiment of the present invention, a kind of stress cone assembly for high voltage equipment is provided, comprising: shrinkable sleeves comprises first and second portion; Contact tube, described contact tube is fixed on the inwall of described shrinkable sleeves in the first of described shrinkable sleeves; And collapsible electrode, described collapsible electrode paste is attached on the inwall of second portion of described shrinkable sleeves, comprise and have the first opening and the second opening, wherein collapsible electrode is electrically connected with the medial extremity of described contact tube at the first opening part, and described the second opening is configured to the high-tension cable that flexibly clamping will be inserted into the second portion of described shrinkable sleeves.
In above-mentioned stress cone assembly, described collapsible electrode is cup shape roughly, and the internal diameter of the first opening is less than the internal diameter of the second opening.
In above-mentioned stress cone assembly, further comprise screen, described screen coats the outer surface of the second portion of described shrinkable sleeves.
In above-mentioned stress cone assembly, further comprise stay pipe, described stay pipe is installed in the second portion of described shrinkable sleeves removedly, to support described shrinkable sleeves.
In above-mentioned stress cone assembly, described stay pipe is coiled to form by the bar with rigidity, so that described stay pipe can be removed from described shrinkable sleeves by the described end that spurs described rope.
In above-mentioned stress cone assembly, described shrinkable sleeves is heat-shrink tube or cold shrink tube.
In above-mentioned stress cone assembly, the medial extremity of described contact tube forms toroidal.
According to a further aspect in the invention, provide a kind of high-voltage cable connector assembly, comprising: aforesaid any stress cone assembly; Mounting sleeve, described mounting sleeve have two openings, and one of them opening sleeve is contained in the outside of the first of described telescopic sleeve pipe; Connecting electrode, an end that is positioned at described mounting sleeve inside and described connecting electrode stretches out for inserting described high voltage equipment and being electrically connected with described high voltage equipment formation from described mounting sleeve; Maintaining body is configured to keep the heart yearn of described high-tension cable partly and with described connecting electrode to be electrically connected; And coupling assembling, be configured to described mounting sleeve and described stress cone assembly are fixed on the cabinet of described high voltage equipment together.
In above-mentioned high-voltage cable connector assembly, further comprise the protective sleeve assembly, described protective sleeve assembly is connected to described coupling assembling and extends to the rear end of described high-voltage cable connector, to protect described shrinkable sleeves and high-tension cable.
In above-mentioned stress cone assembly, described protective sleeve assembly comprises: sealing shroud, described sealing shroud are connected to described coupling assembling and extend to the rear end of described high-voltage cable connector, with the shielding conductor of the exposure that coats described high-tension cable; And the telescopic protection cover, extend the rear end of described telescopic protection cover from described sealing shroud to described high-voltage cable connector, to coat a part of crust of described high-tension cable.
In above-mentioned stress cone assembly, described protective sleeve assembly further comprises: dead ring, described dead ring in the outer setting of described sealing shroud in the position corresponding with described shielding conductor.
In above-mentioned stress cone assembly, described protective sleeve assembly further comprises: support ring, described support ring is arranged on the position corresponding with described dead ring in the inside of described rigid seal cover, to clamp and to support described high-tension cable.
In above-mentioned stress cone assembly, described protective sleeve assembly further comprises: the telescopic sealing cover, described telescopic sealing cover extends to the shielding conductor of the exposure of described high-tension cable from the second portion of described shrinkable sleeves.
In above-mentioned stress cone assembly, be provided with grounding connection spare at described sealing shroud.
In above-mentioned stress cone assembly, described connecting electrode is electrically connected with the contact tube of described stress cone assembly.
In above-mentioned stress cone assembly, described maintenance assembly comprises: annular slab is connected to the contact tube of described stress cone assembly; Clamping part is configured to cylindrical shape and is connected to described annular slab, to hold the heart yearn part of high-tension cable; And elastic ring, be arranged on the described clamping part, with by clamping described clamping part so that described clamping part keeps described heart yearn part securely.
In above-mentioned stress cone assembly, described elastic ring is installed on the outer surface of described clamping part in the mode that the inclined-plane cooperates.
In above-mentioned stress cone assembly, described annular slab is bolted described contact tube.
In above-mentioned stress cone assembly, described coupling assembling comprises: recess is formed on first's outer surface of described shrinkable sleeves; Annular flange flange is arranged in the described recess and from described recess and radially outward gives prominence to, and described mounting sleeve and described protective sleeve assembly are fixed on the described annular flange flange.
In above-mentioned stress cone assembly, between described protective sleeve assembly and described annular flange flange, be provided with elastomeric element.
Stress cone assembly and comprise the high-voltage cable connector assembly of this stress cone assembly according to an exemplary embodiment of the present invention, its elastic stress part is applicable to the high-tension cable with different-diameter.The protective sleeve assembly can flexibly support and keep high-tension cable, has improved the electric property of high-voltage cable connector assembly.And the protective sleeve assembly can form a totally enclosed protecting sheathing, avoided extraneous acid and alkali substance that the internal structure of telescopic sleeve pipe, screen and high-tension cable is corroded, and improved the useful life of whole high-voltage cable connector.
For purpose of the present invention, feature and advantage can be become apparent more, the invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is a kind of partial sectional view of high-voltage cable connector of prior art;
Fig. 2 is the partial sectional view of the high-voltage cable connector of another kind of prior art;
Fig. 3 is the simple and easy schematic diagram according to the stress cone assembly of exemplary embodiment of the present invention;
Fig. 4 illustrates the cutaway view according to the stress cone assembly of exemplary embodiment of the present invention;
Fig. 5 is the cutaway view according to the high-voltage cable connector of exemplary embodiment of the present invention;
Fig. 6 is the cutaway view of the high-voltage cable connector among Fig. 5 when the protective sleeve assembly is not installed; And
Fig. 7 is the high-voltage cable connector base portion decomposing schematic representation among Fig. 5.
Embodiment
Although fully describe the present invention with reference to the accompanying drawing that contains preferred embodiment of the present invention, before this describes, should be appreciated that those of ordinary skill in the art can revise invention described herein, obtains technique effect of the present invention simultaneously.Therefore, must understand above description to those of ordinary skill in the art and Yan Weiyi discloses widely, and its content does not lie in restriction exemplary embodiment described in the invention.Identical Reference numeral represents identical part in the accompanying drawing.
Fig. 3 and 4 shows the stress cone assembly 10 that is used for high-voltage cable connector of one exemplary embodiment of the present invention.High-voltage cable connector 20 of the present invention can be with carrying such as high-tension high-tension cable 300 and High-Voltage Electrical Appliances equipment connections such as generator, motor, transformer, gas-insulated switch (GIS) more than 10 kilovolts.Generally speaking, referring to Fig. 5, high-tension cable 300 mainly comprises: at outermost insulation sheath 301, at the heart yearn part 305 of mid portion, the successively shielding conductor 302 between crust 301 and heart yearn part 305, semiconductor layer 303 and the insulating barrier 304 for example made by tinfoil paper material or polythene material.Stress cone assembly 10 of the present invention comprises: by the shrinkable sleeves 1 that for example epoxide resin material is made, comprise that its profile is the first of substantial cylindrical shape and its profile and is the second portion of roughly conical by its shape; Contact tube 2, described contact tube 2 is fixed on the inwall of shrinkable sleeves 1 in the first of shrinkable sleeves 1; And the collapsible electrode 3 of being made by for example silastic material, described collapsible electrode 3 for example is attached on the inwall of second portion of shrinkable sleeves 1 securely by molded (molding) technique, comprise and have the first opening 31 and the second opening 32, wherein collapsible electrode 3 is electrically connected with the medial extremity 21 of contact tube 2 at the first opening 31 places, and the second opening 32 is configured to the high-tension cable with different-diameter 300 (referring to Fig. 5) that flexibly clamping will be inserted into the second portion of shrinkable sleeves 1.In the present invention, scalable second portion and collapsible electrode 3 by 1 is used as the elastic stress part.
In a kind of exemplary embodiment, collapsible electrode 3 is cup shape roughly, and the internal diameter of the first opening 31 is less than the internal diameter of the second opening 32, can be convenient to like this part of the insulating barrier 304 of high-tension cable 300 is inserted in the retractable electrode 3 gradually.But the present invention is not limited thereto, also can be with the internal diameter shape larger than the internal diameter of the second opening 32 of collapsible electrode 3 even one-tenth cylindrical shape or the first opening 31.
In a kind of exemplary embodiment, stress cone assembly 10 further comprises the screen 4 of being made by for example silastic material, described screen 4 coats the outer surface of the second portion of shrinkable sleeves 1, screen 4 can form the fastening part 41 that extends to outside the second portion or extend to outside the second portion by other shield member, so that fastening part 41 or other shield member flexibly contact with the semiconductor layer 303 of the high-tension cable 300 that will be inserted into.In the present invention, screen 4 can play the effect of an external electrode, and retractable electrode 3 plays the effect of an interior electrode.
The further embodiment according to the present invention, the medial extremity 21 of contact tube 2 forms the toroidal of outside expansion, this toroidal structure is connected with the first opening 31 of retractable electrode 3, for example be inserted in the annulus of the first opening 31, the medial extremity 21 that causes contact tube 2 in the time of can preventing retractable electrode 3 enlargement and contraction like this is from the inwall cracking of telescopic sleeve pipe 1, and the heart yearn part 305 that allows to have the high-tension cable 300 of different-diameter is passed contact tube 2.
Exemplary embodiment according to a further aspect of the invention provides a kind of high-voltage cable connector assembly 20 shown in Fig. 5-7.High-voltage cable connector assembly 20 comprises: the described stress cone assembly 10 of top various embodiment; By the mounting sleeve 7 that for example epoxide resin material is made, mounting sleeve 7 has two openings, and one of them opening sleeve is contained in the outside of the first of telescopic sleeve pipe 1; Connecting electrode 8, be positioned at mounting sleeve inside 7, and an end of connecting electrode 8 stretches out from mounting sleeve 7, connecting electrode 8 is formed at front end (that end that is electrically connected with the splicing ear of high-voltage electrical equipment) the described high-voltage electrical equipment of insertion of high-voltage cable connector assembly 20 and with high-voltage electrical equipment be electrically connected, and connecting electrode 8 is electrically connected with the contact tube 2 of stress cone assembly; Keep assembly 11, maintenance assembly 11 is configured to keep the heart yearn part 305 of high-tension cable 300 and is electrically connected with connecting electrode 8; And coupling assembling 5, be configured to mounting sleeve 7 and stress cone assembly 10 are fixed on the cabinet of high-voltage electrical equipment together.
The further embodiment according to the present invention; high-voltage cable connector 20 further comprises protective sleeve assembly 9; described protective sleeve assembly 9 is connected to coupling assembling 5 and extends to the rear end of high-voltage cable connector 20, with protection shrinkable sleeves 1 and the high-tension cable 300 that is exposed to outside the stress cone assembly 10.In a kind of exemplary embodiment, the protective sleeve assembly comprises: have rigidity and a flexible sealing shroud 91 by what for example metal material was made, described sealing shroud 91 is connected to coupling assembling 5 and extends to the rear end of high-voltage cable connector 20 in the outside of stress cone assembly 10, to coat and to shield the metal-shielded wire 302 of the exposure of high-tension cable 300; And the telescopic protection of being made by for example epoxide resin material cover 92, described telescopic protection cover extends to the rear end of high-voltage cable connector 20 from the outside of sealing shroud 91, to coat a part of crust 301 of high-tension cable 300.Because protective sleeve assembly 9 is connected to coupling assembling 5 and extends to a part of crust 301 of high-tension cable 300 to the rear end of high-voltage cable connector 20, can prevent since high-tension cable 300 quilts when being pullled stress cone assembly 10 cause the phenomenon of poor electric contact with respect to being moved of cabinet of high-voltage electrical equipment.
In further exemplary embodiment, protective sleeve assembly 9 further comprises dead ring 93, described dead ring 93 in the outer setting of rigid seal cover 91 in the position corresponding with shielding conductor 302.Protective sleeve assembly 9 further comprises having flexible support ring 94, and described support ring 94 is arranged on the position corresponding with dead ring 93 in the inside of rigid seal cover 91, can make support ring 94 clamp and support high-tension cable 300 by tightening dead ring 93 like this.Protective sleeve assembly 9 also comprises soft telescopic sealing cover 95; described telescopic sealing cover 95 for example can adopt molding process to be fixed on the outside of screen 4, and extends to the shielding conductor 302 of the exposure of high-tension cable 300 from the second portion of shrinkable sleeves 1 at the outer surface of screen 4.Be provided with grounding connection spare 96 at rigid seal cover 91, by earth lead whole high-voltage cable connector 20 is carried out ground connection.
According to high-voltage cable connector 20 of the present invention; owing to being provided with protective sleeve assembly 9; by telescopic protection cover 92 and/or the telescopic sealing cover 95 a kind of elastic mechanisms that form; by rigid sealing ring 91; dead ring 93 and support ring 94 form a kind of supporting mechanism; can protect the blank area of high-tension cable 300 (to comprise a part of insulation sheath 301; shielding conductor 302; semiconductor layer 303; insulating barrier 304; heart yearn part 305) a part of insulation sheath 301 and shielding conductor 302 in can not bend basically; avoided causing owing to high-tension cable 300 is crooked the shrinkable sleeves 1 of stress cone assembly 10 to be torn and and then affect the electric property of whole high-voltage cable connector 20, effectively improved the electric stability of high-voltage cable connector 20.Further; because a part of insulation sheath 301, the shielding conductor 302 of rigid seal cover 91 and telescopic protection cover 92 second portions with telescopic sleeve pipe 1, screen 4 and high-tension cable 300 all seal; form a totally enclosed protecting sheathing; avoid extraneous acid and alkali substance that the internal structure of telescopic sleeve pipe 1, screen 4 and high-tension cable 300 is corroded, improved the useful life as elastomeric telescopic sleeve pipe 1 screen 4.Further, whole protective sleeve assembly 9 can play the effect of mechanical protection shell, has improved the mechanical protection effect to the blank area of high-tension cable 300, can keep out the impact of external force, has improved the applicability to operational environment.
Referring to Fig. 5-7, a kind of exemplary embodiment of high-voltage cable connector 20 according to the present invention, connecting electrode 8 comprises the contact portion 81 of substantial cylindrical and the cylindrical portion 82 integrally formed with contact portion 81, keep assembly 11 to be arranged in the cylindrical portion 82, and connecting electrode 8 is electrically connected with the contact tube 2 of stress cone assembly by cylindrical portion 82.Keep assembly 11 to comprise: annular slab 111 is connected to the part of exposing scalable pipe 1 of the contact tube 2 of stress cone assembly 10; Clamping part 112 is configured to cylindrical shape and is connected to annular slab 111, to hold the heart yearn part 305 of high-tension cable 300; And elastic ring 113, be arranged on the clamping part 112 and with the inwall of cylindrical portion 82 and contact, with by clamping clamping part 112 so that clamping part 112 keeps heart yearn part 305 securely.In one embodiment, the outer surface of the inner surface of elastic ring 113 and clamping part 112 is the ramp structure that cooperatively interacts, elastic ring 113 is installed on the outer surface of clamping part 112 in the mode that the inclined-plane cooperates like this, thereby can make clamping part 112 clamp heart yearn part 305 by slip elastic ring 113 on the outer surface of clamping part 112.Annular slab 111, clamping part 112 and elastic ring 113 are all made by the electric conducting material of copper and so on, and heart yearn part 305 can be electrically connected to connecting electrode 8 by clamping part 112 and elastic ring 113 like this.
Further, annular slab 111 is connected to contact tube 2 by bolt 114.Preferably, bolt 114 is connected to the part of scalable pipe 1 of exposing of contact tube 2 by the through hole of the sidepiece of annular slab 114.Like this, connecting electrode 8, maintenance assembly 11, contact tube 2 and retractable electrode 3 are electrically connected, and keep identical current potential.In addition, for example be welded with a circle electrode 83 in the outside of the cylindrical portion 82 of connecting electrode 8, electrode 83 radially outward and to telescopic sleeve pipe 1 extends.In a kind of exemplary embodiment, connecting electrode 8 and mounting sleeve 7 adopt molded (molding) technique to be fixed together.
In a kind of exemplary embodiment of high-voltage cable connector of the present invention, coupling assembling 5 comprises: recess 51 (referring to Fig. 3) is formed on first's outer surface of shrinkable sleeves 1; Annular flange flange 52 is arranged in the recess 51 and from recess 51 and radially outward gives prominence to, and mounting sleeve 7 and protective sleeve assembly 9 are fixed on the annular flange flange 52, thereby makes mounting sleeve 7, coupling assembling 5 and protective sleeve assembly 9 form a hermetically-sealed construction.One end of rigid seal cover 91 extends in the recess 51, can more firmly rigid seal cover 91 be remained on the outer surface of stress cone assembly 10 like this.Further, be provided with elastomeric element 55 between protective sleeve assembly 9 and the annular flange flange 52, be provided with a plurality of through holes 53 in annular flange flange 52.During actual installation, utilize bolt 54 for example that the rigid seal cover 91 of the mounting panel 400 on mounting sleeve 7, the electric equipment, annular flange flange 52 and protective sleeve assembly 9 is linked in sequence together.Owing to being provided with elastomeric element 55, can allow to produce between mounting sleeve 7 and the protective sleeve assembly 9 relatively moving to a certain degree.
Below with reference to Fig. 5-7 the operating process that is installed to the electric equipment (not shown) according to high-voltage cable connector 20 of the present invention is described for example.
At first, rigid sealing ring 91, telescopic protection cover 92, dead ring 93 and the support ring 94 with protective sleeve assembly 9 is enclosed within on the high-tension cable to be connected 300; The crust 301 of one end of excision high-tension cable 300 exposes for example shielding conductor 302 of copper wire and so on, and shielding conductor 302 is carried out combing; The root of cut portion with copper wire close around, then shielding conductor 302 is carried out 180 degree upsets; Strip out respectively conductor thread core part 305, insulating barrier 304 and semiconductor layer 303 by separately predetermined length, and the interface of finishing semi-conductive layer 303 and insulating barrier 304; Coat silicone oil at insulating barrier 304; The blank area of high-tension cable 300 is inserted high-voltage cable connector 20, make heart yearn part 305 insert clamping part 112 and contact tube 2, insulating barrier 304 partly inserts collapsible electrode 3, the fastening part 41 that semiconductor layer 303 inserts screen 4; Stay pipe is taken out in the end 61 of pulling spiral support pipe 6, makes retractable electrode 3 clamp insulating barrier 304, fastening part 41 clamping semiconductor layers 303.
Mounting sleeve 7 is inserted the socket of electric equipments, connecting electrode 8 is contacted with the splicing ear of electric equipment, and make the portion gas discharge in the socket of electric equipment; Be inserted in mounting panel 400 in the posterior edges of mounting sleeve 7; The elastic ring 113 that will have inclined inner surface is installed on the clamping part 112, utilizes three bolts 114 that annular slab 111 is fixed on the contact tube 2, thereby will keep assembly 11 to be installed on the stress cone assembly 10; Outer surface in the first of telescopic sleeve pipe 1 is coated silicone oil, and is inserted into mounting sleeve 7, so that elastic ring 11 contacts and clamp heart yearn part 305 with the cylindrical portion 82 of connecting electrode 8.
The rigid sealing ring 91 of slip protective sleeve assembly 9, dead ring 93 and support ring 94, so that rigid sealing ring 91 reaches the position corresponding with annular flange flange 52, support ring 94 is enclosed within on the part and shielding conductor 302 of telescopic sealing cover 95, the position corresponding with support ring 94 that dead ring 93 arrives rigid sealing rings 91; Tighten the bolt member on the dead ring 93, make dead ring 93 clamp support ring 94 and shielding conductor 302; Slip telescopic protection cover 92 is so that protective sleeve 92 coats a part of crust 301 of a part of outer surface of rigid sealing ring 91, whole dead ring 93 and high-tension cable 300.
At last; example is passed respectively installed part, elastomeric element 55, annular flange flange 52, mounting panel 400 and the mounting sleeve 7 of rigid sealing ring 91 such as three bolts 54; each bolt 54 is tightened, thereby protective sleeve assembly 9, stress cone assembly 10, mounting sleeve 7 are installed on the electric equipment.
It will be appreciated by those skilled in the art that, embodiment described above is exemplary, and those skilled in the art can make improvements, can carry out independent assortment in the situation of the conflict of the structure described in the various embodiment aspect not recurring structure or principle, thereby on the basis that solves technical problem of the present invention, realize more kinds of stress cone assemblies and high-voltage cable connector assembly.
After describing preferred embodiment of the present invention in detail; those of ordinary skill in the art can clearly understand; under the protection range that does not break away from the claim of enclosing and spirit, can carry out various variations and change, and the present invention also is not subject to the execution mode of the exemplary embodiment of lifting in the specification.
Claims (20)
1. stress cone assembly that is used for high-voltage electrical equipment comprises:
Shrinkable sleeves (1) comprises first and second portion;
Contact tube (2), described contact tube is fixed on the inwall of described shrinkable sleeves in the first of described shrinkable sleeves; And
Collapsible electrode (3), described collapsible electrode paste is attached on the inwall of second portion of described shrinkable sleeves, comprise and have the first opening (31) and the second opening (32), wherein collapsible electrode is electrically connected with the medial extremity (21) of described contact tube at the first opening part, and described the second opening is configured to the high-tension cable (300) that flexibly clamping will be inserted into the second portion of described shrinkable sleeves.
2. stress cone assembly as claimed in claim 1, wherein, described collapsible electrode is cup shape roughly, and the internal diameter of the first opening is less than the internal diameter of the second opening.
3. stress cone assembly as claimed in claim 1 further comprises screen (4), and described screen coats the outer surface of the second portion of described shrinkable sleeves.
4. stress cone assembly as claimed in claim 1 further comprises stay pipe (6), and described stay pipe is installed in the second portion of described shrinkable sleeves removedly, to support described shrinkable sleeves.
5. stress cone assembly as claimed in claim 4, wherein, described stay pipe is coiled to form by the bar with rigidity, so that described stay pipe can be removed from described shrinkable sleeves by the described end that spurs described rope.
6. stress cone assembly as claimed in claim 4, wherein, described shrinkable sleeves is heat-shrink tube or cold shrink tube.
7. such as each described stress cone assembly among the claim 1-6, wherein, the medial extremity of described contact tube (21) forms toroidal.
8. a high-voltage cable connector assembly (20) comprising:
Such as each described stress cone assembly (10) among the claim 1-7;
Mounting sleeve (7), described mounting sleeve have two openings, and one of them opening sleeve is contained in the outside of the first of described telescopic sleeve pipe;
Connecting electrode (8), an end that is positioned at described mounting sleeve inside and described connecting electrode stretches out for inserting described high voltage equipment and being electrically connected with described high voltage equipment formation from described mounting sleeve;
Maintaining body (11) is configured to keep the heart yearn of described high-tension cable partly and with described connecting electrode to be electrically connected; And
Coupling assembling (5) is configured to described mounting sleeve and described stress cone assembly are fixed on the cabinet of described high voltage equipment together.
9. high-voltage cable connector assembly as claimed in claim 8; further comprise protective sleeve assembly (9); described protective sleeve assembly is connected to described coupling assembling and extends to the rear end of described high-voltage cable connector, to protect described shrinkable sleeves and high-tension cable (300).
10. high-voltage cable connector assembly as claimed in claim 9, wherein, described protective sleeve assembly comprises:
Sealing shroud (91), described sealing shroud are connected to described coupling assembling and extend to the rear end of described high-voltage cable connector, with the shielding conductor (302) of the exposure that coats described high-tension cable; And
Extend telescopic protection cover (92), the described telescopic protection cover rear end from described sealing shroud to described high-voltage cable connector, to coat a part of crust (301) of described high-tension cable.
11. high-voltage cable connector assembly as claimed in claim 10, wherein, described protective sleeve assembly further comprises: dead ring (93), described dead ring in the outer setting of described sealing shroud in the position corresponding with described shielding conductor.
12. high-voltage cable connector assembly as claimed in claim 11; wherein; described protective sleeve assembly further comprises: support ring (94), described support ring is arranged on the position corresponding with described dead ring in the inside of described rigid seal cover, to clamp and to support described high-tension cable.
13. high-voltage cable connector assembly as claimed in claim 12; wherein; described protective sleeve assembly further comprises: telescopic sealing cover (95), described telescopic sealing cover extend to the shielding conductor (302) of the exposure of described high-tension cable from the second portion of described shrinkable sleeves.
14. high-voltage cable connector assembly as claimed in claim 10 wherein, is provided with grounding connection spare (96) at described sealing shroud.
15. high-voltage cable connector assembly as claimed in claim 8, wherein, described connecting electrode (8) is electrically connected with the contact tube (2) of described stress cone assembly
16. high-voltage cable connector assembly as claimed in claim 15, wherein, described maintenance assembly (11) comprising:
Annular slab (111) is connected to the contact tube (2) of described stress cone assembly;
Clamping part (112) is configured to cylindrical shape and is connected to described annular slab, to hold the heart yearn part (305) of high-tension cable; And
Elastic ring (113) is arranged on the described clamping part, with by clamping described clamping part so that described clamping part keeps described heart yearn part securely.
17. high-voltage cable connector assembly as claimed in claim 16, wherein, described elastic ring is installed on the outer surface of described clamping part in the mode that the inclined-plane cooperates.
18. such as claim 16 or 17 described high-voltage cable connector assemblies, wherein, described annular slab (111) is connected to described contact tube (2) by bolt (114).
19. high-voltage cable connector assembly as claimed in claim 8, wherein, described coupling assembling (5) comprising:
Recess (51) is formed on first's outer surface of described shrinkable sleeves (1);
Annular flange flange (52) is arranged in the described recess and from described recess and radially outward gives prominence to, and described mounting sleeve (7) and described protective sleeve assembly (9) are fixed on the described annular flange flange.
20. high-voltage cable connector assembly as claimed in claim 19 wherein, is provided with elastomeric element (55) between described protective sleeve assembly (9) and described annular flange flange.
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CN201110180195.9A CN102856873B (en) | 2011-06-30 | 2011-06-30 | Stress cone component and high-voltage cable connector component |
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CN201110180195.9A CN102856873B (en) | 2011-06-30 | 2011-06-30 | Stress cone component and high-voltage cable connector component |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103532081A (en) * | 2013-09-20 | 2014-01-22 | 天津沃尔法电力设备有限公司 | Stress cone and capacitive composite insulating high-voltage cable terminal for overhead line |
CN105655906A (en) * | 2014-09-27 | 2016-06-08 | 刘洋 | Intelligent media landscape-type buried energy-saving box transformer substation |
CN108173233A (en) * | 2016-12-07 | 2018-06-15 | 湖南橡博电气有限公司 | A kind of double containment cable accessory |
CN108711819A (en) * | 2018-07-20 | 2018-10-26 | 深圳市沃尔核材股份有限公司 | Cable intermediate joint and its installation method |
CN110165482A (en) * | 2019-06-18 | 2019-08-23 | 浙江人和光伏科技有限公司 | Photovoltaic connector |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4520229A (en) * | 1983-01-03 | 1985-05-28 | Amerace Corporation | Splice connector housing and assembly of cables employing same |
JPH05184044A (en) * | 1991-12-27 | 1993-07-23 | Toshiba Corp | Cable head for connecting instrument |
CN1089399A (en) * | 1992-11-26 | 1994-07-13 | 卡尔·普菲斯特电子技术专用制品股份有限公司 | The plug-in connection device of cable |
CN201656414U (en) * | 2010-04-16 | 2010-11-24 | 江苏省电力公司常州供电公司 | Fast-assembled intermediate connecting joint of cable |
CN202183585U (en) * | 2011-06-30 | 2012-04-04 | 泰科电子(上海)有限公司 | Stress cone assembly and high-voltage cable connector assembly |
-
2011
- 2011-06-30 CN CN201110180195.9A patent/CN102856873B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4520229A (en) * | 1983-01-03 | 1985-05-28 | Amerace Corporation | Splice connector housing and assembly of cables employing same |
JPH05184044A (en) * | 1991-12-27 | 1993-07-23 | Toshiba Corp | Cable head for connecting instrument |
CN1089399A (en) * | 1992-11-26 | 1994-07-13 | 卡尔·普菲斯特电子技术专用制品股份有限公司 | The plug-in connection device of cable |
CN201656414U (en) * | 2010-04-16 | 2010-11-24 | 江苏省电力公司常州供电公司 | Fast-assembled intermediate connecting joint of cable |
CN202183585U (en) * | 2011-06-30 | 2012-04-04 | 泰科电子(上海)有限公司 | Stress cone assembly and high-voltage cable connector assembly |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103532081A (en) * | 2013-09-20 | 2014-01-22 | 天津沃尔法电力设备有限公司 | Stress cone and capacitive composite insulating high-voltage cable terminal for overhead line |
CN103532081B (en) * | 2013-09-20 | 2017-04-26 | 天津沃尔法电力设备有限公司 | Stress cone and capacitive composite insulating high-voltage cable terminal for overhead line |
CN105655906A (en) * | 2014-09-27 | 2016-06-08 | 刘洋 | Intelligent media landscape-type buried energy-saving box transformer substation |
CN108173233A (en) * | 2016-12-07 | 2018-06-15 | 湖南橡博电气有限公司 | A kind of double containment cable accessory |
CN108711819A (en) * | 2018-07-20 | 2018-10-26 | 深圳市沃尔核材股份有限公司 | Cable intermediate joint and its installation method |
CN110165482A (en) * | 2019-06-18 | 2019-08-23 | 浙江人和光伏科技有限公司 | Photovoltaic connector |
CN110165482B (en) * | 2019-06-18 | 2024-02-20 | 浙江人和光伏科技有限公司 | Photovoltaic connector |
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