CN218850033U - V-shaped hard bus connecting device for solid insulated cabinet - Google Patents

V-shaped hard bus connecting device for solid insulated cabinet Download PDF

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Publication number
CN218850033U
CN218850033U CN202320189693.8U CN202320189693U CN218850033U CN 218850033 U CN218850033 U CN 218850033U CN 202320189693 U CN202320189693 U CN 202320189693U CN 218850033 U CN218850033 U CN 218850033U
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bus
assembling groove
shaped
plug
plug part
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CN202320189693.8U
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Inventor
朱伟强
陈晓东
陈飞
卢彪
陈诚
段传科
张翔
李建泽
安广培
张钧
周丽
吕帅
赵磊
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Anhui Laite Industrial Group Co ltd
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State Grid Corp of China SGCC
Bengbu Power Supply Co of State Grid Anhui Electric Power Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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    • Y02E60/10Energy storage using batteries

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Abstract

The utility model provides a V-shaped hard bus connecting device for a solid insulated cabinet; the three-way connecting wire assembly comprises a connecting bus, two T-shaped plugs and two connecting bolts; the bus sheath for connecting the bus is made of insulating materials, the bus sheath wraps the outer side of the copper bus, through holes matched with the connecting bolts are formed in the switching terminals, and the two switching terminals are fixedly connected with two end portions of the copper bus respectively; the end face of the first plug part is provided with a first assembling groove matched with a binding post of the bus cabinet, the end face of the second plug part is provided with a second assembling groove, the lower end face of the third plug part is provided with a third assembling groove, and a fourth assembling groove is further arranged in the T-shaped plug; the first plug portion suit of T-plug is in the terminal outside that corresponds, and connecting bolt runs through the through-hole of switching terminal and cooperates with the screw hole that corresponds the terminal. The whole set of product does not need the equipment, prevents the product fish tail, arrives the on-the-spot at the direct mount according to the centre-to-centre spacing, and the product is lighter.

Description

V-shaped hard bus connecting device for solid insulated cabinet
Technical Field
The utility model relates to a cubical switchboard technical field, in particular to hard bus connection device of V style of calligraphy solid insulated cabinet.
Background
The switch cabinet is an electrical device and mainly used for opening, closing, controlling and protecting the electrical device in the process of generating, transmitting, distributing and converting electric energy of an electric power system. In actual use, different types of cabinets such as a breaker cabinet, a contactor cabinet (F.C loop), a load switch cabinet (F.S loop) and the like are often connected to one bus for use, different load loops are protected and controlled by different switch elements, and the manufacturing cost of switch equipment can be reduced. Through cable junction between two cubical switchboard, and prior art's cable is when using, often need buckle many times and reach the connection effect, or adopt the extension cable conductor in order to overcome the degree of difficulty of buckling, and the cable is after buckling, and its department of buckling receives the pressure of bending, and the wholeness of pipeline suffers destruction, and between high tension switchgear, frequent long-term high tension current passes through, and especially the department of buckling causes electric power risk hidden danger extremely easily, including cable bulge, burst and split etc..
The hard bus bar is one of the main installation elements in the production of power distribution cabinets, and besides enough contact surface, the connection between the bus bars should ensure enough and lasting contact pressure without generating permanent deformation, and the quality of the hard bus bar directly influences the electrical performance of equipment.
The utility model patent with application number CN201821967137.4 discloses a hard bus connection structure, including first hard generating line and the hard generating line of second, the faying surface of first hard generating line and the hard generating line of second is the knurling face, is equipped with the through-hole on first hard generating line and the hard generating line of second, is equipped with the bolt in the through-hole, and the one end of bolt is equipped with the nut, is equipped with fore-and-aft fluting between the through-hole. The faying surface of hard generating line is more level and smooth, and the contact surface is more, has reduced the resistance of hard generating line faying surface, lets the connection of hard generating line more firm simultaneously, non-deformable. However, the problems of poor matching, poor contact, complex installation and maintenance, high cost, unstable electrical performance and the like in the prior art cannot be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a V style of calligraphy solid insulated cabinet hard bus connecting device rational in infrastructure, that electrical apparatus performance is stable is provided, this V style of calligraphy solid insulated cabinet hard bus connecting device can solve the high pressure and aerify the cabinet, the switching station, solid insulated cabinet, air insulated cabinet, many parallel cabinets such as a secondary fusion looped netowrk cabinet assemble the error big, the bad contact is not good in the cooperation of present product, the installation is maintained loaded down with trivial details, with high costs, the unstable scheduling problem of electrical property.
In order to solve the technical problem, the utility model provides a V-shaped hard bus connecting device of a solid insulated cabinet;
the connecting wire assembly comprises a connecting bus, two T-shaped plugs and two connecting bolts;
the connecting bus comprises a bus sheath, a copper bus and two adapter terminals, the bus sheath is made of insulating materials, the bus sheath is wrapped on the outer side of the copper bus, the two adapter terminals, the two T-shaped plugs and the two connecting bolts are in one-to-one correspondence, through holes matched with the connecting bolts are formed in the adapter terminals, and the two adapter terminals are fixedly connected with two end portions of the copper bus respectively;
the T-shaped plug comprises a first plug part, a second plug part and a third plug part, the first plug part and the second plug part are respectively horizontally arranged, the central line of the third plug part is perpendicular to the central line of the first plug part, the end face of the first plug part is provided with a first assembling groove matched with a binding post of a bus cabinet, the end face of the second plug part is provided with a second assembling groove, the lower end face of the third plug part is provided with a third assembling groove matched with the end part of a connecting bus, a fourth assembling groove communicated with the first assembling groove, the second assembling groove and the third assembling groove is further arranged in the T-shaped plug, and the outline of the fourth assembling groove is matched with the outline of a switching terminal of the connecting bus;
three groups of terminals of two bus cabinets are connected with three groups of connecting wire subassemblies respectively, and the first plug portion suit of T-shaped plug is in the terminal outside that corresponds, and the tip of connecting bus stretches into the third assembly groove of third plug portion, and the switching terminal of connecting bus is in the fourth assembly groove, connecting bolt runs through the through-hole of switching terminal and with the screw hole cooperation that corresponds the terminal.
As the optimization of the hard bus connecting device of the V-shaped solid insulation cabinet, the connecting wire assembly further comprises two connecting nuts, the two connecting nuts correspond to the two connecting bolts one to one, and the connecting bolts penetrate through the through holes of the corresponding switching terminals after being matched with the corresponding connecting nuts and are matched with the threaded holes of the corresponding binding posts.
As the optimization of the hard bus connecting device of the V-shaped solid insulation cabinet, the connecting line component further comprises two insulating plugs, the two T-shaped plugs and the two connecting bolts are in one-to-one correspondence, the insulating plugs are located in second assembling grooves corresponding to the T-shaped plugs, the external profiles of the insulating plugs are matched with the profiles of the second assembling grooves, and the end faces of the insulating plugs are further provided with clamping grooves for containing the connecting bolts and connecting nuts.
As the optimization of this hard bus connecting device of V style of calligraphy solid insulated cabinet, the connecting wire subassembly still includes two back blanking caps, two back blanking caps and two T-shaped plug one-to-ones, the second plug portion terminal surface detachable connection of back blanking cap and T-shaped plug.
As the preferable selection of the V-shaped solid insulation cabinet hard bus connecting device, the T-shaped plug is of an integrated structure and comprises an outer shell and an inner insulating layer, and the first assembling groove, the second assembling groove, the third assembling groove and the fourth assembling groove are all positioned in the insulating layer.
Preferably, the inner shielding layers are attached to the fourth assembling groove of the T-shaped plug and the side walls of the joints of the fourth assembling groove and the first assembling groove, the second assembling groove and the third assembling groove.
Preferably, the hard bus connecting device for the V-shaped solid insulation cabinet is characterized in that the adapting terminal of the connecting bus is in interference fit with the corresponding fourth assembling groove of the T-shaped plug.
As the optimization of the V-shaped hard bus connecting device for the solid insulation cabinet, the three groups of connecting line components are respectively a first connecting component, a second connecting component and a third connecting component, the first connecting component is respectively connected with the A-phase electric binding posts of the two bus cabinets, the second connecting component is respectively connected with the B-phase electric binding posts of the two bus cabinets, and the third connecting component is respectively connected with the C-phase electric binding posts of the two bus cabinets;
the copper bus bar of the connecting bus bar in the first connecting assembly is bent towards the rear side, and the copper bus bar of the connecting bus bar in the third connecting assembly is bent towards the front side.
The T-shaped plug adopts the shielding design produced by a multilayer composite process, the inner shielding layer and the adapter terminal are designed without gaps, the arc extinguishing effect is good, the structural design is small, the cost is low, and the like, the T-shaped plug is preferable, the insulating layer of the T-shaped plug is thickened, and the product is good in insulation and high-voltage resistant.
Copper generating line and two switching terminals can adopt T2 red copper material processing disconnected terminal structure, and the equipment is convenient, can conveniently overhaul by the plug at will, and the switching terminal adopts the terminal zero clearance fit of button head design and bus cabinet, can not produce most advanced discharge, and disconnected terminal structure has the circulation groove can not produce return circuit vortex.
Compared with the existing product, the V-shaped hard bus connecting device for the solid insulation cabinet is smaller in size, saves raw materials and installation labor cost, is free of clearance in interference fit contact after locking, can bear large currents of multiple cabinet combination, is stable in electrical appliance performance, free of loop eddy current generation, resistant to power frequency voltage, capable of achieving partial discharge, lightning impulse and temperature rise test, and all meets the national power grid standard and the southern power grid standard.
If when the bus cabinet goes wrong, the disconnected terminal need not all to demolish, can unpack apart alone and extract according to the coupling assembling that has a problem, maintains to clear up the back and can insert coupling assembling, conveniently inspects all kinds of electrical properties problems, and a whole set of product need not the equipment, prevents the product fish tail, is at the direct mount according to the centre-to-centre spacing to the scene, and the product is lighter.
Drawings
FIG. 1 is a state diagram of the use of the V-shaped solid insulation cabinet hard bus connection device in an embodiment.
Fig. 2 is a schematic structural diagram of an embodiment of the V-shaped hard bus connection device for the solid insulation cabinet.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a schematic structural diagram of a connecting bus in the embodiment of the hard bus connecting device for the V-shaped solid insulation cabinet.
FIG. 5 is a cross-sectional view of the left side view of the T-plug in the embodiment of the V-shaped solid insulation cabinet hard bus bar connecting device.
FIG. 6 is a partial cross-sectional view of the left side view of the first connecting assembly in the embodiment of the V-shaped solid insulation cabinet hard busbar connection device.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Please refer to fig. 1 to 6.
This hard bus connection device of V style of calligraphy solid insulated cabinet includes three groups of connecting wire subassemblies, three groups of connecting wire subassemblies are first connecting element 1, second coupling assembling 2 and third coupling assembling 3 respectively, the terminal of the A looks electricity of two bus cabinets is connected respectively to first connecting element 1, the terminal of the B looks electricity of two bus cabinets is connected respectively to second coupling assembling 2, the terminal of the C looks electricity of two bus cabinets is connected respectively to third coupling assembling 3.
The V-shaped copper bus bar 11b of the connecting bus bar 11 in the first connecting assembly 1 is bent towards the rear side, the central line of the connecting bus bar 11 of the second connecting assembly 2 is positioned in the same vertical plane, and the V-shaped copper bus bar 11b of the connecting bus bar 11 in the third connecting assembly 3 is bent towards the front side.
The first connecting member 1, the second connecting member 2 and the third connecting member 3 have substantially the same structure, and the structure related to the connecting member will be specifically described below by taking the first connecting member 1 as an example.
Each group of connecting line assembly comprises a connecting bus 11, two T-shaped plugs 12, two connecting bolts 13, two connecting nuts 14, two insulating plugs 15 and two rear plugs 16.
The connecting bus 11 comprises a bus sheath 11a, a V-shaped copper bus 11b and two adapter terminals 11c, the bus sheath 11a is made of insulating materials, the bus sheath 11a wraps the outer side of the V-shaped copper bus 11b, the two adapter terminals 11c, two T-shaped plugs 12, two connecting bolts 13, two insulating plugs 15, two rear plugs 16 and two connecting nuts 14 are in one-to-one correspondence, through holes matched with the connecting bolts 13 are formed in the adapter terminals 11c, and the two adapter terminals 11c are respectively welded and fixed with two end portions of the V-shaped copper bus 11 b.
The V-shaped copper bus 11b and the two switching terminals 11c which are connected with the bus 11 are both made of T2 red copper materials, the V-shaped copper bus 11b and the two switching terminals 11c can bear large current, and the surfaces of the V-shaped copper bus 11b and the two switching terminals 11c are silvered without defects, so that no creeping discharge is generated.
The T-shaped plug 12 comprises a first plug part 12a, a second plug part 12b and a third plug part 12c, the first plug part 12a and the second plug part 12b are respectively horizontally arranged, the center line of the third plug part 12c is perpendicular to the center line of the first plug part 12a, a first assembling groove 12d matched with a busbar cabinet binding post is formed in the end face of the first plug part 12a, a second assembling groove 12e is formed in the end face of the second plug part 12b, a third assembling groove 12f matched with the end part of the connecting busbar 11 is formed in the lower end face of the third plug part 12c, a fourth assembling groove 12g communicated with the first assembling groove 12d, the second assembling groove 12e and the third assembling groove 12f is further formed in the T-shaped plug 12, and the outline of the fourth assembling groove 12g is matched with the outer contour of the adapter terminal 11c of the connecting busbar 11.
The insulating plug 15 is arranged in the second assembling groove 12e corresponding to the T-shaped plug 12, the outer contour of the insulating plug 15 is matched with the contour of the second assembling groove 12e, and a clamping groove for accommodating the connecting bolt 13 and the connecting nut 14 is formed in the end face of the insulating plug 15.
The rear cover 16 is detachably connected to the end surface of the second plug portion 12b of the t-plug 12.
The T-shaped plug 12 is of an integrated structure, the T-shaped plug 12 comprises an outer hard shell 12h and an inner insulating layer 12j, and the first assembling groove 12d, the second assembling groove 12e, the third assembling groove 12f and the fourth assembling groove 12g are all located in the insulating layer 12 j.
The inner shield layer 12k is attached to the fourth fitting groove 12g of the t-shaped plug 12 and the side walls of the joints with the first fitting groove 12d, the second fitting groove 12e and the third fitting groove 12 f.
The transit terminal 11c of the connecting bus 11 is in interference fit with the corresponding fourth assembling groove 12g of the T-shaped plug 12, and the interference of the fourth assembling groove 12g and the transit terminal 11c is 3 mm.
Two bus cabinets are bus segmentation cabinet 41 and bus promotion cabinet 42 respectively, bus segmentation cabinet 41 and bus promotion cabinet 42's three terminal groups of terminal are connected with three connecting wire subassemblies respectively, the first plug portion 12a suit of T-shaped plug 12 is in the terminal outside that corresponds, the tip of connecting bus 11 stretches into in the third assembly groove 12f of third plug portion 12c, the switching terminal 11c of connecting bus 11 is in fourth assembly groove 12g, connecting bolt 13 runs through the through-hole of switching terminal 11c and cooperates with the screw hole that corresponds the terminal.
The connecting bolt 13 is first fitted with the corresponding connecting nut 14 and then passes through the through hole of the corresponding relay terminal 11c, and is fitted with the threaded hole of the corresponding terminal. After the error is adjusted to rotatory switching terminal 11c, twist coupling nut 14 and prevent to slide, then accomplish the installation of first coupling assembling 1, second coupling assembling 2 and third coupling assembling 3 in proper order, alone operation all can be accomplished.
The above description is only one embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and improvements can be made without departing from the principle of the present invention, and these should also be considered as belonging to the protection scope of the present invention.

Claims (8)

1. The utility model provides a hard bus connection device of V style of calligraphy solid insulated cabinets which characterized in that:
the connecting wire assembly comprises a connecting bus, two T-shaped plugs and two connecting bolts;
the connecting bus comprises a bus sheath, a copper bus and two switching terminals, the bus sheath is made of insulating materials, the bus sheath wraps the outer side of the copper bus, the two switching terminals, the two T-shaped plugs and the two connecting bolts are in one-to-one correspondence, through holes matched with the connecting bolts are formed in the switching terminals, and the two switching terminals are fixedly connected with two end portions of the copper bus respectively;
the T-shaped plug comprises a first plug part, a second plug part and a third plug part, wherein the first plug part and the second plug part are respectively horizontally arranged, the central line of the third plug part is vertical to the central line of the first plug part, the end surface of the first plug part is provided with a first assembling groove matched with a binding post of a bus cabinet, the end surface of the second plug part is provided with a second assembling groove, the lower end surface of the third plug part is provided with a third assembling groove matched with the end part of a connecting bus, a fourth assembling groove communicated with the first assembling groove, the second assembling groove and the third assembling groove is further arranged in the T-shaped plug, and the outline of the fourth assembling groove is matched with the outline of a switching terminal of the connecting bus;
three groups of terminals of the two bus cabinets are respectively connected with three groups of connecting wire assemblies, a first plug part of the T-shaped plug is sleeved outside the corresponding terminals, the end part of the connecting bus extends into a third assembling groove of the third plug part, the switching terminal of the connecting bus is positioned in a fourth assembling groove, and the connecting bolt penetrates through a through hole of the switching terminal and is matched with a threaded hole of the corresponding terminal.
2. The V-shaped hard bus connecting device for the solid insulated cabinets according to claim 1, wherein:
the connecting wire assembly further comprises two connecting nuts, the two connecting nuts are in one-to-one correspondence with the two connecting bolts, and the connecting bolts penetrate through the through holes of the corresponding switching terminals after being matched with the corresponding connecting nuts firstly and are matched with the threaded holes of the corresponding binding posts.
3. The V-shaped hard busbar connecting device for the solid insulated cabinets according to claim 2, wherein:
the connecting wire assembly further comprises two insulating plugs, the two T-shaped plugs and the two connecting bolts are in one-to-one correspondence, the insulating plugs are located in second assembling grooves corresponding to the T-shaped plugs, the external outlines of the insulating plugs are matched with the outlines of the second assembling grooves, and clamping grooves for containing the connecting bolts and the connecting nuts are further formed in the end faces of the insulating plugs.
4. The V-shaped hard bus connecting device for the solid insulation cabinet according to claim 1, which is characterized in that:
the connecting wire subassembly still includes two back blanking caps, two back blanking caps and two T plugs one-to-ones, the second plug portion terminal surface of back blanking cap and T plug can be dismantled and be connected.
5. The V-shaped hard bus connecting device for the solid insulation cabinet according to claim 1, which is characterized in that:
the T-shaped plug is of an integrated structure and comprises a shell on the outer side and an insulating layer on the inner side, and the first assembling groove, the second assembling groove, the third assembling groove and the fourth assembling groove are all located in the insulating layer.
6. The V-shaped hard busbar connecting device for the solid insulated cabinets according to claim 5, wherein:
and inner shielding layers are attached to the fourth assembling groove of the T-shaped plug and the side walls of the joints of the fourth assembling groove and the first assembling groove, the second assembling groove and the third assembling groove.
7. The V-shaped hard bus connecting device for the solid insulation cabinet according to claim 6, wherein:
and the switching terminal of the connecting bus is in interference fit with the corresponding fourth assembling groove of the T-shaped plug.
8. The V-shaped hard bus connecting device for the solid insulated cabinets according to claim 1, wherein:
the three groups of connecting line components are respectively a first connecting component, a second connecting component and a third connecting component, the first connecting component is respectively connected with the wiring terminals of the phase A electricity of the two bus cabinets, the second connecting component is respectively connected with the wiring terminals of the phase B electricity of the two bus cabinets, and the third connecting component is respectively connected with the wiring terminals of the phase C electricity of the two bus cabinets;
the copper bus bar of the connecting bus bar in the first connecting assembly is bent towards the rear side, and the copper bus bar of the connecting bus bar in the third connecting assembly is bent towards the front side.
CN202320189693.8U 2023-01-19 2023-01-19 V-shaped hard bus connecting device for solid insulated cabinet Active CN218850033U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320189693.8U CN218850033U (en) 2023-01-19 2023-01-19 V-shaped hard bus connecting device for solid insulated cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320189693.8U CN218850033U (en) 2023-01-19 2023-01-19 V-shaped hard bus connecting device for solid insulated cabinet

Publications (1)

Publication Number Publication Date
CN218850033U true CN218850033U (en) 2023-04-11

Family

ID=87306910

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320189693.8U Active CN218850033U (en) 2023-01-19 2023-01-19 V-shaped hard bus connecting device for solid insulated cabinet

Country Status (1)

Country Link
CN (1) CN218850033U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20230909

Address after: 8220 Mount Huangshan Avenue, Bengbu, Anhui 233000

Patentee after: Anhui Laite Industrial Group Co.,Ltd.

Address before: 233000 No. 245 Shengli Middle Road, Anhui, Bengbu

Patentee before: STATE GRID ANHUI ELECTRIC POWER CO., LTD. BENGBU POWER SUPPLY Co.

Patentee before: STATE GRID CORPORATION OF CHINA