CN206940775U - The prefabricated bus of transformer platform based on integration - Google Patents

Abstract

A kind of prefabricated bus of the transformer platform based on integration, includes the copper bar for being arranged to be connected between transformer module and low-voltage distribution module（4）, be arranged on copper bar（4）Side surface part and be used for copper bar（4）The integument body of insulation protection（2）, pass through integument body（2）To copper bar（4）Carry out inlaying insulation and fixed protection, therefore improve the performance of prefabricated bus.

Description

The prefabricated bus of transformer platform based on integration

First, technical field

A kind of prefabricated bus, preparing raw material and method and application are the utility model is related to, it is especially a kind of based on integration Transformer platform prefabricated bus.

2nd, background technology

Growing with transmission ＆ distribution power technology, 10kV routine pole type transformer platforms are because material is various in style, installation week Phase is long, transformation is frequent, reliability is not high, operation maintenance is inconvenient and intelligent level is not high, in order to further simplify and optimize Equipment, transformer module, low-voltage distribution module are subjected to integration, the integrated combination and function for realizing transformer platform equipment melt Close, lifting standardization, intelligent level, compact-sized, economize on resources, securely and reliably, integrated pole type transformer platform equipment point For vertical integration and horizontal integration, wherein vertical integration is that transformer module and low-voltage distribution module are horizontal by transformer The vertical fixed composition vertical integration structure of load, low pressure primary circuit part are directly connected to using prefabricated bus, therefore based on one Prefabricated bus, preparing raw material and the method for the transformer platform of body and application are a kind of important cables, are based on existing Also all it is that copper bar is connected to transformer in prefabricated bus, preparing raw material and the method for the transformer platform of integration and application Between module and low-voltage distribution module, carry out resin-cast then in copper installation cope plate, then in template and form prefabricated bus, Due in outdoor progress, bubble is produced in the insulating barrier that resin-cast is formed, so as to the performance of prefabricated bus.

Based on existing technical problem, technical characteristic and technique effect, application technical scheme of the present utility model is made.

3rd, the content of the invention

Object of the present utility model is a kind of prefabricated bus of the transformer platform based on integration.

In order to overcome above-mentioned technical disadvantages, the purpose of this utility model is to provide a kind of transformer platform based on integration and used Prefabricated bus, preparing raw material and method and application, therefore improve the performance of prefabricated bus.

To reach above-mentioned purpose, the utility model adopts the technical scheme that：Include and be arranged to be connected to transformer mould Copper bar between block and low-voltage distribution module, the side surface part for being arranged on copper bar and for the integument body of copper bar insulation protection.

Due to devising copper bar and integument body, copper bar is carried out by integument body to inlay insulation and fixed protection, because This improves the performance of prefabricated bus.

The utility model is devised, and copper bar is coupled with integument body in the way of parcel is inlayed.

The utility model devises, and also includes connection-peg and connection-peg is separately positioned on the two of copper bar and integument body Individual termination.

The utility model devises, and connection-peg is arranged to include socket, lower socket, connecting bolt nut, upper connection Head and lower union joint,

Integument body is provided between upper socket and lower socket and copper bar is arranged to be embedded in socket, integument body In lower socket, upper binding head is arranged in socket and upper binding head is arranged to join by connecting bolt nut and copper bar Connect, lower union joint is arranged in lower socket and lower union joint is arranged to copper bar couple by connecting bolt nut.

The utility model devises, and the main body of upper socket is arranged to taper column and in the taper column of upper socket Side surface part be provided with flange part, the flange part of upper socket is provided with mosaic window and upper binding head is arranged on socket In the mosaic window of flange part.

The utility model devises, and the main body of lower socket is arranged to taper blocks and in the taper blocks of lower socket Lower end surface portion be provided with lug boss, the periphery of the lug boss of lower socket is provided with annular catching groove, in the projection of lower socket In the mosaic window for the lug boss that portion is provided with mosaic window and lower union joint is arranged on lower socket.

The utility model devises, and upper binding head and lower union joint are respectively set to plates and in upper binding head with Connector is respectively arranged with through hole.

The utility model devises, and integument body is arranged to resin insulating barrier body.

The utility model is devised, and the mosaic window of the flange part of four upper sockets is arranged to along the flange part of upper socket In the mosaic window for the flange part that cross central line arranged distribution and four upper binding heads are separately positioned on socket, under four The mosaic window of the lug boss of socket is arranged to connect along under the cross central line arranged distribution of the lug boss of lower socket and four Joint is separately positioned in the mosaic window of the lug boss of lower socket, and four copper bars are separately positioned in integument body and under Two copper bars in socket are arranged to be connected in lateral separation mode with two lower union joints, two connected in lateral separation mode Individual copper bar is arranged to be distributed according to spaced arrangement with another two lower union joint with another two copper bar with two lower union joints, Four upper binding heads of upper socket are according to spread configuration from left to right for c phases, b phases, a phases and o phases and at four of lower socket Lower union joint is a phases, b phases, c phases and o phases according to spread configuration from left to right.

The utility model devises, and integument body is arranged to be distributed in the way of concentrating and wrapping up with copper bar and integument Body and copper bar are arranged to be distributed according to inserting mode with upper socket, lower socket, upper binding head and lower union joint.

It is of the present utility model to have technical effect that：Material of main part is done with polyurethane, increased with the epoxide group in epoxy resin The breakdown of strong polyurethane and adhesive property, and with the flexible soft segment in polyurethane it is epoxy resin toughened obtained from NEW TYPE OF COMPOSITE it is exhausted Edge material, the composite filler and compounding ingredient are uniformly dispersed, mechanical property and excellent electric properties, have obdurability, elasticity, High elongation at break, cold-hot punching, high impact flexibility, tearing strength, high bond strength and excellent electric insulating quality Can ,-NCO- groups in isocyanates with castor oil PEPA-OH-group group generation polyurethane ,-NCO- bases simultaneously In group and epoxy resin-reaction of OH-group group, epoxide group is grafted in polyurethane molecular chain, generates polyurethane-asphalt mixtures modified by epoxy resin The performed polymer of fat block molecule structure, chain extender and curing agent are added, PU-Epoxy performed polymer is become three-dimensional netted The composite solidfied material of structure, the ehter bond in polyurethane are introduced into cross linking of epoxy resin network, add the tough of epoxy resin Property, the introducing of epoxide group adds the breakdown strength and cohesiveness of polyurethane, adds montmorillonite filler as reinforcement, increase Tensile property is lifted on the basis of composite hardness.

In the technical program, HQEE is hydroquinones diethyl alcohol ether, and MOCA is 3,3- dichloro-4,4s, 4- diamino-diphenyls Methane.

In the technical program, it is important technical characteristic to inlay the copper bar of parcel and integument body, based on integration In prefabricated bus, preparing raw material and the method for transformer platform and the technical field of application, there is novelty, creativeness and practicality Property, the term in the technical program is all that can be explained and understood with patent document in the art.

4th, illustrate

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the schematic diagram of the prefabricated bus of the transformer platform of the present utility model based on integration：

Fig. 2 is Fig. 1 right view：

Fig. 3 is Fig. 2 A-A profiles：

Fig. 4 is the scheme of installation of the prefabricated bus of the transformer platform of the present utility model based on integration.

5th, embodiment

According to guidelines for examination, to such as " having ", "comprising" and " comprising " term should used in the utility model It is interpreted as the presence or addition for not allotting one or more of the other element or its combination.

, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or orientation or position relationship that position relationship is general expression, merely to It is easy to describe the utility model and simplified description, rather than indicates or imply that signified device or element must be with specifically square Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other Conflict can is not formed to be combined with each other.

Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out it is clear, It is fully described by, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole embodiments. Based on the embodiment in the utility model, what those of ordinary skill in the art were obtained under the premise of creative work is not made Every other embodiment, belong to the scope of the utility model protection.

A kind of prefabricated bus of the transformer platform based on integration, Fig. 1 is one embodiment of the present utility model, with reference to Accompanying drawing illustrates the present embodiment, includes socket 1, integument body 2, lower socket 3, copper bar 4, connecting bolt nut 5, upper company Joint 6 and lower union joint 7,

Integument body 2 is provided between upper socket 1 and lower socket 3 and copper bar 4 is arranged to be embedded in socket 1, bag In covering layer body 2 and lower socket 3, upper binding head 6 is arranged in socket 1 and upper binding head 6 is arranged to by connecting bolt spiral shell Mother 5 couples with copper bar 4, lower union joint 7 is arranged in lower socket 3 and lower union joint 7 is arranged to by connecting bolt nut 5 and Copper bar 4 couples.

In the present embodiment, the main body of upper socket 1 is arranged to taper column 11 and in the taper column of upper socket 1 11 side surface part is provided with flange part 12, and the flange part 12 of upper socket 1 is provided with mosaic window and upper binding head 6 is arranged on In the mosaic window of the flange part 12 of upper socket 1.

Upper binding head 6 is supported by upper socket 1, facilitates the port grafting of upper binding head 6 and transformer module.

In the present embodiment, the main body of lower socket 3 is arranged to taper blocks 31 and in the taper blocks of lower socket 3 31 lower end surface portion is provided with lug boss 32, the periphery of the lug boss 32 of lower socket 3 is provided with annular catching groove 33, in underthrust In the mosaic window for the lug boss 32 that the lug boss 32 of seat 3 is provided with mosaic window and lower union joint 7 is arranged on lower socket 3.

Lower union joint 7 is supported by lower socket 3, facilitates the port grafting of lower union joint 7 and low-voltage distribution module.

In the present embodiment, upper binding head 6 and lower union joint 7 are respectively set to plates and in upper binding head 6 with Connector 7 is respectively arranged with through hole.

Connection is improved to low-voltage distribution module grafting to transformer module grafting and lower union joint 7 by upper binding head 6 Unfailing performance.

In the present embodiment, integument body 2 is arranged to resin insulating barrier body.

Upper socket 1 and lower socket 3 are linked together by integument body 2, copper bar 4 carried out absolutely by integument body 2 Edge is isolated.

In the present embodiment, the mosaic window of the flange part 12 of four upper sockets 1 is arranged to the flange part 12 along upper socket 1 Cross central line arranged distribution and four upper binding heads 6 be separately positioned in the mosaic window of flange part 12 of socket 1, The mosaic window of the lug boss 32 of four lower sockets 3 is arranged to the cross central line arranged distribution of the lug boss 32 along lower socket 3 And four lower union joints 7 are separately positioned in the mosaic window of the lug boss 32 of lower socket 3, four copper bars 4 are separately positioned on Two copper bars 4 in integument body 2 and in lower socket 3 are arranged to be connected in lateral separation mode with two lower union joints 7, Two copper bars 4 connected in lateral separation mode are arranged to another two copper bar 4 with being connected under another two with two lower union joints 7 First 7 are distributed according to spaced arrangement, upper socket 1 four upper binding heads 6 according to spread configuration from left to right be c phases, b Phase, a phases and o phases and according to spread configuration be from left to right a phases, b phases, c phases and o in four lower union joints 7 of lower socket 3 Phase.

By the lower union joint 7 of the upper binding head 6 and a phases of a phases, b phases, c phases and o phases, b phases, c phases and o phases, change is met Connection between depressor module and low-voltage distribution module.

In the present embodiment, integument body 2 and copper bar 4 are arranged to be distributed in the way of concentrating and wrapping up and integument body 2 and copper bar 4 be arranged to be distributed according to inserting mode with upper socket 1, lower socket 3, upper binding head 6 and lower union joint 7.

By the upper binding head 6 of upper socket 1 and transformer module grafting, lower socket 3 with low-voltage distribution module grafting, by Copper bar 4 connects upper binding head 6 and lower union joint 7, realizes the connection between transformer module and low-voltage distribution module.

A kind of preparing raw material of the prefabricated bus of the transformer platform based on integration, includes epoxy resin, isocyanic acid Ester, castor oil PEPA, chain extender, curing agent imidazoles and filler.

Wherein：According to weight ratio, include epoxy resin 10-50 parts, isocyanates 5-20 parts, castor oil PEPA 20-60 parts, chain extender 0.5-2 parts, curing agent imidazoles 0.5-5 parts and filler 20-25 parts, the part by weight sum of each component are set For 100%.

Wherein：Chain extender is arranged to HQEE or MOCA, and curing agent is arranged to imidazoles, and filler is arranged to montmorillonite, carborundum Equal proportion is arranged to aluminium nitride and according to proportioning of the weight than montmorillonite, carborundum and aluminium nitride.

A kind of preparation method of the prefabricated bus of the transformer platform based on integration, its step are：

First, the preparation of performed polymer：

To epoxy resin and isocyanates remove the moisture of doping makes water content be less than 0.5%, according to part by weight handle The epoxy resin and isocyanates of high hydroxyl value, both are dissolved in two kinds of appropriate in the mixed solvents in a kettle and forms reaction Liquid, the reaction temperature for keeping reactor is 70~80 DEG C, and the reaction solution of epoxy resin and isocyanates is injected into agitator, It is kept stirring for device rotating speed and is arranged to 0.5~5h for 300~1000rpm and mixing time, castor oil is gathered according to part by weight Ester polyol is added in the reaction solution of the epoxy resin after stirring and isocyanates, the stirring mixture being kept stirring in device 70~80 DEG C of temperature and mixing time are arranged to 1~5h, and stirring carries out cooling processing and arrives room temperature after terminating, that is, obtains polyurethane rings The performed polymer of epoxy resin system,

2nd, the preparation of composite

Chain extender, curing agent imidazoles and filler are mixed according to part by weight and purification removal is carried out to mixture Moisture, chain extender, curing agent imidazoles are added after the performed polymer of polyurethane-epoxy resin system is added in reactor and is filled out The mixture of material, the mixing that the time is 1~2h is carried out in a kettle and is handled to uniform, reactor vacuumize de- Gas disposal and removing bubble or air gap as caused by mixing, the vacuum for keeping reactor is 2~5mbar, and vacuum takes off After gas disposal keep reactor 90~150 DEG C of temperature and carry out the time be 1~4h vacuum solidification handle, after obtain poly- ammonia The epoxy resin toughened composite of ester,

3rd, the preparation of prefabricated bus

Four upper binding heads 6 are inserted into lower buckling die, four lower union joints 7, which are inserted into termination, to be inserted in mould, on four Connector 6 is linked together by copper bar 4 respectively with four lower union joints 7, and buckling die and lower buckling die are inserted in termination being inserted mould Between upper buckling die is connected with lower buckling die after form prefabricated bus mould, prefabricated bus mould is placed into vacuum pouring tank, The vacuum for keeping vacuum pouring tank is 2~5mbar, temperature is 40~70 DEG C, carries out the pre-heat treatment that the time is 0.5~2h, The casting resin viscosity of polyurethane toughened epoxy resin composite is not more than 5000mPas in a kettle, opens reactor Material feeding port, by polyurethane toughened epoxy resin composite with 30~70bar material feeding pressure pouring to prefabricated bus mould In, just stop pouring into a mould when having polyurethane toughened epoxy resin composite spilling at prefabricated bus mold flashing mouth, when to pre- After the completion of bus die casting processed, in vacuum pouring tank, enter at being 50~90 DEG C in temperature the prefabricated bus mould of cast The row time is 15~20min first time curing process, and the prefabricated bus mould of cast is transferred in oven heat, is in temperature The time is that 15~30min carries out secondary curing process at 50~90 DEG C, turns off baking oven power supply after curing molding, allow 15~ After 30min naturally cools to room temperature in an atmosphere, then carry out die sinking and take out prefabricated bus.

The performance parameter of the prefabricated bus obtained by the present embodiment：

Project	As a result
		Tensile strength, MPa	≥7
Elongation at break, %	≥300
		Modulus of elasticity, MPa	≥2
Shore A hardness	≥50
		Specific insulation, Ω cm	≥1×1015
Dielectric loss	≤0.05
		Breakdown strength, kV/mm	≥31

A kind of one embodiment of the prefabricated bus of the transformer platform based on integration is in low-voltage distribution module with becoming The application of depressor module connection.

In transformer erecting bed, the prefabricated bus of the transformer platform based on integration is connected directly between low-voltage distribution Between module and transformer module, installation and the maintenance efficiency of transformer are improved, while has used prefabricated bus, solves one Cause technical barrier that can be low low-voltage distribution module and transformer module connection safety with copper bar 4.

The utility model has lower feature：

1st, due to devising copper bar 4 and integument body 2, copper bar 4 is carried out by integument body 2 to inlay insulation and fixed guarantor Shield, therefore improve the performance of prefabricated bus.

2nd, due to devising upper socket 1, lower socket 3, connecting bolt nut 5, upper binding head 6 and lower union joint 7, in copper bar 4 two forms plug.

3rd, due to devising upper socket 1, integument body 2, lower socket 3, copper bar 4, connecting bolt nut 5, the and of upper binding head 6 Lower union joint 7, prefabricated bus is made, facilitates in-site installation.

4th, the restriction of number range has been carried out to planform due to devising, it is skill of the present utility model to make number range Technical characteristic in art scheme, is not the technical characteristic for being calculated by formula or being drawn by limited number of time experiment, and experiment shows this The technical characteristic of number range achieves good technique effect.

5th, due to devising the technical characteristics of the utility model, in the work of the independent and mutual set of technical characteristic With, by experiment show, property indices of the present utility model for existing property indices be at least 1.7 times, lead to Crossing assessment has good market value.

Also other technical characteristics coupled with the copper bar 4 and integument body 2 for inlaying parcel are all of the present utility model One of embodiment, and each technical characteristic of embodiment described above can be combined arbitrarily, to meet Patent Law, patent The requirement of detailed rules for the implementation and guidelines for examination, the no longer implementation to all possible combination of each technical characteristic in above-described embodiment Example is all described.

Above-described embodiment is the prefabricated bus of the transformer platform provided by the utility model based on integration, preparation Raw material and method and a kind of way of realization of application, according to scheme provided by the utility model other deformation, increase or Composition therein or step are reduced, or the utility model is used for the other and close technical field of the utility model, Belong to the scope of protection of the utility model.

Claims (7)

1. a kind of prefabricated bus of the transformer platform based on integration, it is characterized in that：Include and be arranged to be connected to transformer Copper bar between module and low-voltage distribution module（4）, be arranged on copper bar（4）Side surface part and be used for copper bar（4）Insulation protection Integument body（2）.

2. the prefabricated bus of the transformer platform according to claim 1 based on integration, it is characterized in that：Wrapped according to inlaying The mode wrapped up in is copper bar（4）With integument body（2）Connection,

Or, also include connection-peg and connection-peg is separately positioned on copper bar（4）With integument body（2）Two terminations.

3. the prefabricated bus of the transformer platform according to claim 2 based on integration, it is characterized in that：Connection-peg is set To include upper socket（1）, lower socket（3）, connecting bolt nut（5）, upper binding head（6）And lower union joint（7）,

In upper socket（1）With lower socket（3）Between be provided with integument body（2）And copper bar（4）It is arranged to be embedded in socket （1）, integument body（2）With lower socket（3）In, upper binding head（6）It is arranged on socket（1）In and upper binding head（6）Set To pass through connecting bolt nut（5）With copper bar（4）Connection, lower union joint（7）It is arranged on lower socket（3）In and lower union joint （7）It is arranged to by connecting bolt nut（5）With copper bar（4）Connection.

4. the prefabricated bus of the transformer platform according to claim 3 based on integration, it is characterized in that：Integument body （2）It is arranged to resin insulating barrier body.

5. the prefabricated bus of the transformer platform according to claim 3 based on integration, it is characterized in that：Upper socket（1） Main body be arranged to taper column（11）And in upper socket（1）Taper column（11）Side surface part be provided with flange part （12）, in upper socket（1）Flange part（12）It is provided with mosaic window and upper binding head（6）It is arranged on socket（1）It is convex Edge（12）Mosaic window in.

6. the prefabricated bus of the transformer platform according to claim 3 based on integration, it is characterized in that：Lower socket（3） Main body be arranged to taper blocks（31）And in lower socket（3）Taper blocks（31）Lower end surface portion be provided with it is convex The portion of rising（32）, in lower socket（3）Lug boss（32）Periphery be provided with annular catching groove（33）, in lower socket（3）Lug boss （32）It is provided with mosaic window and lower union joint（7）It is arranged on lower socket（3）Lug boss（32）Mosaic window in,

Or, upper binding head（6）And lower union joint（7）It is respectively set to plates and in upper binding head（6）And lower union joint（7） It is respectively arranged with through hole,

Or, four upper sockets（1）Flange part（12）Mosaic window be arranged to along upper socket（1）Flange part（12）Transverse direction Center line arranged distribution and four upper binding heads（6）It is separately positioned on socket（1）Flange part（12）Mosaic window in, Four lower sockets（3）Lug boss（32）Mosaic window be arranged to along lower socket（3）Lug boss（32）Cross central line Arranged distribution and four lower union joints（7）It is separately positioned on lower socket（3）Lug boss（32）Mosaic window in, four copper Row（4）It is separately positioned on integument body（2）In and in lower socket（3）In two copper bars（4）With two lower union joints（7）If It is set to and is connected in lateral separation mode, two copper bars connected in lateral separation mode（4）With two lower union joints（7）It is arranged to With another two copper bar（4）With another two lower union joint（7）It is distributed according to spaced arrangement, in upper socket（1）Four on connect Joint（6）According to spread configuration from left to right for c phases, b phases, a phases and o phases and in lower socket（3）Four lower union joints（7） It is a phases, b phases, c phases and o phases according to spread configuration from left to right.

7. the prefabricated bus of the transformer platform according to claim 3 based on integration, it is characterized in that：Integument body （2）With copper bar（4）It is arranged to be distributed and integument body in the way of concentrating and wrapping up（2）And copper bar（4）With upper socket（1）、 Lower socket（3）, upper binding head（6）And lower union joint（7）It is arranged to be distributed according to inserting mode.