CN109787133A - A kind of prepackage type distribution transforming rack - Google Patents
A kind of prepackage type distribution transforming rack Download PDFInfo
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- CN109787133A CN109787133A CN201910186924.8A CN201910186924A CN109787133A CN 109787133 A CN109787133 A CN 109787133A CN 201910186924 A CN201910186924 A CN 201910186924A CN 109787133 A CN109787133 A CN 109787133A
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- 238000009826 distribution Methods 0.000 title claims abstract description 47
- 230000001131 transforming effect Effects 0.000 title claims abstract description 46
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 128
- 238000009413 insulation Methods 0.000 claims abstract description 12
- 238000001746 injection moulding Methods 0.000 claims description 29
- 239000012212 insulator Substances 0.000 claims description 27
- 239000004411 aluminium Substances 0.000 claims description 21
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 21
- 229910052782 aluminium Inorganic materials 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims 1
- 238000002788 crimping Methods 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 6
- 230000004069 differentiation Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000011162 core material Substances 0.000 description 16
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920000034 Plastomer Polymers 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The present invention relates to field of electrical equipment, specifically a kind of prepackage type distribution transforming rack, including one-to-one first segment lead wire, second segment lead wire, third section lead wire, disconnecting switch, fuse, arrester and corresponding carrying crossbearer, first segment lead wire, second segment lead wire, third section lead wire connection end be prefabricated connection end.Prepackage type distribution transforming rack of the present invention, the lead wire of distribution transforming rack connects and its auxiliary products are completed using Standardization Process pre-production, efficiently solve the problems, such as the differentiation of different operation personnel on site's construction technology, realize that lead wire crimping and insulation processing are prefabricated and standardize, the electric property of product after examining and meeting the requirements just come into operation by factory, quality is secure, failure rate is effectively reduced, and distribution transforming rack is integrated overall structure, it can be using standardization installation, it is quick and convenient, it is comprehensive.
Description
Technical field
The present invention relates to electrical equipment technical field, specifically a kind of prepackage type distribution transforming rack.
Background technique
The important pivot that 10KV distribution transforming rack is connected as distribution line, reliability of operation, stability and its important,
Once breaking down, wide coverage influences greatly, and loss is inestimable, and repairing will employ engineering truck, inconvenient for operation, when
Between it is long, it is at high cost.The lead wire connection end and its auxiliary products of traditional distribution transforming rack are usually to make, time-consuming and laborious,
Duration is longer, and quality varies with each individual, and the product to complete is since field condition is difficult to carry out electric performance test, usually
It does not just install at once after testing, quality does not have any guarantee, and existing performance hidden danger is to lead to the key factor of failure.
Summary of the invention
The task of the present invention is provide a kind of prepackage type distribution transforming rack, the lead wire connection of distribution transforming rack and its auxiliary products
It is completed using Standardization Process pre-production, efficiently solves the problems, such as the differentiation of different operation personnel on site's construction technology, it is real
Existing lead wire crimps and insulation processing is prefabricated and standardizes, and just factory is put into the electric property of product after examining and meeting the requirements
It using, quality is secure, failure rate is effectively reduced, and distribution transforming rack is integrated overall structure, can use standardization installation,
It is quick and convenient, it is comprehensive.
The present invention is realized by following technical proposals:
A kind of prepackage type distribution transforming rack, including disconnecting switch crossbearer, fuse crossbearer, arrester crossbearer, N number of first segment draw
N number of disconnecting switch is fixedly mounted on the disconnecting switch crossbearer in wiring, N number of second segment lead wire and N number of third section lead wire,
N number of fuse is fixedly mounted on the fuse crossbearer, the arrester crossbearer is equipped with N number of arrester, N >=1, each first segment
Lead wire, second segment lead wire, third section lead wire, disconnecting switch, fuse, arrester correspond to form one group, share N
Group；One end of first segment lead wire passes through the first prefabricated prefabricated connection end for connecting high voltage overhead cable, the other end
The end of incoming cables of disconnecting switch is connected, one end of second segment lead wire is kept apart by prefabricated the second prefabricated connection end connection
The leading-out terminal of pass, the other end connect the end of incoming cables of fuse, third section lead wire by prefabricated third prefabricated connection end
For prefabricated branch lead wire, including main line and branch line, main line is connected with one end of branch line by prefabricated Y type prefabricated
End connects the leading-out terminal of fuse, and the other end of branch line connects arrester by the 4th prefabricated prefabricated connection end,
The other end of main line is for connecting transformer end of incoming cables.
It is preferred that the prefabricated connection end includes connection end ontology, flow increasing casing and the first insulating sheath injection molding body,
Connection end ontology is equipped with connecting terminal and aluminium hydraulic pressed connecting pipe, and the flow increasing casing is nested in the inner wall of aluminium hydraulic pressed connecting pipe, corresponding lead wire
Core is inserted in flow increasing casing, and the core of lead wire, flow increasing casing and aluminium hydraulic pressed connecting pipe is dead links together, and described first absolutely
Edge sheath injection molding body is coated on the outer surface of aluminium hydraulic pressed connecting pipe and lead wire oversheath by the way of injection molding.
It is preferred that the first insulating sheath injection molding body is identical as the material of the lead wire oversheath.
It is preferred that the material of the corresponding terminals of the material of the connection end ontology is identical, the flow increasing casing
Material is identical as the material of the core of the lead wire.
It is preferred that the cross-sectional area sum of the aluminium hydraulic pressed connecting pipe and the flow increasing casing, more transversal than the core of the lead wire
Area is big by 30% or more.
It is preferred that being additionally provided at least one of the disconnecting switch crossbearer, fuse crossbearer, arrester crossbearer for branch
Support the first insulator of the first segment lead wire, second segment lead wire or third section lead wire, the prepackage type distribution transforming rack
It further include the first cord holder for cooperating first insulator, first cord holder is used for first segment lead wire, second segment
Lead wire or third section lead wire are fixedly clamped on corresponding first insulator.
It is preferred that the prepackage type distribution transforming rack further includes insulator crossbearer, insulator crossbearer is equipped with and is used to support correspondence
Second insulator of first segment lead wire and the second cord holder of cooperation second insulator, second cord holder are used
In being fixedly clamped first segment lead wire on corresponding second insulator.
It is preferred that the prepackage type distribution transforming rack further include the corresponding first segment lead wire conducting wire self-locking connecting device and
Plugging device, the conducting wire self-locking connecting device are used for the first segment lead wire and the fixed company of corresponding high voltage overhead cable
It connects, the plugging device corresponds to the free end of first segment lead wire for sealing protection；The pre- control equipment in the end of the main line is self-locking
Connection end, the self-locking connection end of equipment is for the main line to be fixedly connected with corresponding transformer end of incoming cables.
It is preferred that it is anti-to be also prefabricated with prefabricated at least one of the first segment lead wire, second segment lead wire, main line
Power supply unit, the anti-down power supply unit of prefabricated include binding post, guard shield and the second insulating sheath injection molding body, described
Binding post is fixedly connected with the core of corresponding lead wire, and the second insulating sheath injection molding body is coated by the way of injection molding
In the outer surface of lead wire oversheath and binding post root, the guard shield is opposite opened structure, including first point of shell and the
One end of two points of shells, first point of shell and second point of shell is located at the opposite sides of binding post and infuses respectively with the second insulating sheath
Plastomer is hinged, opposite and mutually matched buckle structure and/or magnetic structure are additionally provided on first point of shell and second point of shell so that
First point of shell and second point of shell can be closed connection to which binding post is wrapped in, first point of shell and/or second point of shell it is outer
Surface is additionally provided with the closing force for being convenient for that first point of shell and second point of shell is made to overcome buckle structure and/or magnetic structure and separated group
Opening structure.
It is preferred that the N=3, i.e., the described prepackage type distribution transforming rack includes that first segment lead wire, second segment described in three groups draw altogether
Wiring, third section lead wire, disconnecting switch, fuse and arrester respectively correspond the three-phase of high voltage overhead cable, and different phases
Corresponding lead wire oversheath color is different.
A kind of beneficial effect of prepackage type distribution transforming rack of the present invention is: the lead wire connection of distribution transforming rack and its auxiliary products
It is completed using Standardization Process pre-production, efficiently solves the problems, such as the differentiation of different operation personnel on site's construction technology, it is real
Existing lead wire crimps and insulation processing is prefabricated and standardizes, and just factory is put into the electric property of product after examining and meeting the requirements
It using, quality is secure, failure rate is effectively reduced, and distribution transforming rack is integrated overall structure, can use standardization installation,
It is quick and convenient, it is comprehensive；Flow increasing casing built in prefabricated connection end, can effectively increase area of passage, before crimping,
The cross-sectional area sum of aluminium hydraulic pressed connecting pipe and flow increasing casing, bigger than the cross-sectional area of the core of second segment lead wire by 30% or more, crimping
Deformation is smaller, handles even across crimping, and the cross-sectional area sum of aluminium hydraulic pressed connecting pipe and flow increasing casing is also more transversal than the conduction of former core
Area is big, and it is too small and become hidden danger point effectively to solve caused by conventional crimping techniques area of passage at crimping；Prefabricated connecting pin
Head is had using injection molding insulation processing, the first insulating sheath injection molding body with corresponding lead wire oversheath seamless interfacing, good insulation preformance
Effect solves the problems, such as tradition heat-shrink tube or cold shrink tube weatherability it is poor, more pressure-resistant waterproof, the first insulating sheath injection molding body with draw
Wiring jacket material homogeneity, life cycle is consistent, and coefficient of thermal expansion and contraction is identical, will not lead in use because expanding with heat and contract with cold
Junction is caused to generate crack and cause to seep water；The corresponding terminals material phase of the connection end ontology of prefabricated connection end
Together, flow increasing casing is identical as the core material of lead wire, to effectively solve the problems, such as copper-aluminium transition；Prefabricated branch, which draws, to be connect
Line, can effectively solve the problem that junction because of scene crimping deformation, copper-aluminium transition, expand with heat and contract with cold or shaking reason causes connecting portion to be sent out
The problems such as heat loosens；Cable is fixed on corresponding insulator using comb-along, instead of the fixed form of traditional hand wiring, no
Hurt cable, more securely, be not easy to loosen, and construction technology more standard is unified, convenient and efficient；It is set using the prefabricated type that loosens
Standby wire clamp, for the main line to be fixedly connected with corresponding transformer end of incoming cables, conducting wire is not hurt in standard technology crimping.It has
Self-locking anti-loosing mechanism prevents connecting portion because expanding with heat and contract with cold, aoxidizing, loosens due to the factors such as couple corrosion influence and lead to fever burning
It ruins；First segment lead wire is connected with corresponding high voltage overhead cable using insulation protective hood integrated conducting wire self-locking connecting device
It is connected together, simple and quick, the self-locking module of Hooke built in cable clamp is installed, connecting portion can be prevented cold because of vibration, heat expansion
The reasons such as contracting cause to loosen；The terminal of first lead wire is sealed using plugging device, waterproof, conveniently, safely；Lead wire split-phase
Color separation standardization, it is beautiful convenient for operation identification.
It is described further below with reference to effect of the attached drawing to design of the invention, specific structure and generation, with abundant
Ground understands the purpose of the present invention, feature and effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of prepackage type distribution transforming rack of the present invention；
Fig. 2 is the use state reference view of prepackage type distribution transforming rack in embodiment；
Fig. 3 is the structural schematic diagram of second segment lead wire in Fig. 1；
Fig. 4 is the structural schematic diagram in Fig. 3 under the guard shield unfolded state of the anti-down power supply unit of prefabricated；
Fig. 5 is the decomposition texture schematic diagram of prefabricated connection end in Fig. 3.
Wherein: prepackage type distribution transforming rack 100, disconnecting switch crossbearer 1, disconnecting switch 11, fuse crossbearer 2, fuse 21,
Arrester crossbearer 3, arrester 31, first segment lead wire 4, the first prefabricated connection end 41, second segment lead wire 5, core 50,
Second prefabricated connection end 51, connection end ontology 511, connecting terminal 5111, aluminium hydraulic pressed connecting pipe 5112, flow increasing casing 512, first
Insulating sheath injection molding body 513, third prefabricated connection end 52, the anti-down power supply unit 53 of prefabricated, binding post 531, second absolutely
Edge sheath injection molding body 532, first point of shell 533, second point of shell 534, buckle structure 535, magnetic structure 536 push structure 537 aside,
Third section lead wire 6, main line 61, branch line 62, Y type prefabricated connection end 63, the 4th prefabricated connection end 64, insulator
Crossbearer 7, the first insulator 71, the second insulator 72, the first cord holder 81, the second cord holder 82, conducting wire self-locking connecting device 91,
The self-locking connection end 92 of equipment, plugging device 93, high voltage overhead cable 200, transformer 300.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that say that the specific embodiment of description is used only for explaining the present invention herein, and
It is not used in the restriction present invention.
As shown in Figs. 1-2, a kind of prepackage type distribution transforming rack 100, including it is disconnecting switch crossbearer 1, fuse crossbearer 2, lightning-arrest
The second segment lead wire 5 of first segment lead wire 4, three of device crossbearer 3, three and three third section lead wires 6, disconnecting switch crossbearer 1
Three disconnecting switch 11 of upper fixed installation, three fuses 21 are fixedly mounted on fuse crossbearer 2, and arrester crossbearer 3 is equipped with
Three arresters 31, each first segment lead wire 4, second segment lead wire 5, third section lead wire 6, disconnecting switch 11, fuse
21, arrester 31, which corresponds, forms one group, shares three groups, respectively corresponds the three-phase of high voltage overhead cable 200, and different opposite
The lead wire oversheath color answered is different；For connecting high voltage overhead cable 200, the other end is logical for one end of first segment lead wire 4
The end of incoming cables of prefabricated the first prefabricated connection end 41 connection disconnecting switch 11 is crossed, one end of second segment lead wire 5 passes through pre-
The leading-out terminal of the second prefabricated connection end 51 connection disconnecting switch 11 of system, the other end are connected by prefabricated third prefabricated
End 52 connects the end of incoming cables of fuse 21, and third section lead wire 6 is prefabricated branch lead wire, including main line 61 and branch line
62, one end of main line 61 and branch line 62 connects the leading-out terminal of fuse 21 by prefabricated Y type prefabricated connection end 63, point
The other end of branch line 62 connects arrester 31 by the 4th prefabricated prefabricated connection end 64, and the other end of main line 61 is for connecting
Connect 300 end of incoming cables of transformer.Wherein, the length of first segment lead wire 4 is preferably 4m, and the length of second segment lead wire is preferably
1.3m, 61 length of main line of third section lead wire 6 are preferably 2.3m, and 61 length of branch line is preferably 0.8m.
As in Figure 3-5, the first prefabricated connection end 41, the second prefabricated connection end 51, the connection of third prefabricated
Prefabricated connection end structural principle phase in end 52, the 4th prefabricated connection end 64 and Y type prefabricated connection end 63
Together, by taking the second prefabricated connection end 51 as an example, including connection end ontology 511, flow increasing casing 512 and the first insulating sheath note
Plastomer 513, connection end ontology 511 are equipped with connecting terminal 5111 and aluminium hydraulic pressed connecting pipe 5112, and flow increasing casing 512 is nested in aluminium hydraulic pressed connecting pipe
5112 inner wall, the core 50 of second segment lead wire 5 are inserted in flow increasing casing 512 and are drawn second segment by way of crimping
The core 50 of wiring 5, flow increasing casing 512 and aluminium hydraulic pressed connecting pipe 5112 is dead links together, the first insulating sheath injection molding body 513 uses
The mode of injection molding is coated on the outer surface of 5 oversheath of aluminium hydraulic pressed connecting pipe 5112 and second segment lead wire.Aluminium hydraulic pressed connecting pipe 5112 and flow increasing
The cross-sectional area sum of casing 512, the cross-sectional area than the core 50 of second segment lead wire 5 are big by 30% or more.First insulation shield
It is identical as the material of 5 oversheath of second segment lead wire to cover injection molding body 513.The material and disconnecting switch 11 of connection end ontology 511
End of incoming cables material it is identical, the material of flow increasing casing 512 is identical as the material of the core of second segment lead wire 5；It is preferred that connecting pin
The material of head ontology 511 is copper, and the material of flow increasing casing 512 is aluminium.
As shown in Figure 3-4, the anti-down power supply unit 53 of prefabricated, the anti-down confession of prefabricated are also prefabricated on second segment lead wire 5
Electric installation 53 includes binding post 531, guard shield and the second insulating sheath injection molding body 532, binding post 531 and second segment lead wire
The vertically dead conductive connection of 5 core, the second insulating sheath injection molding body 532 are coated on second segment by the way of injection molding and drawn
The outer surface of 531 root of 5 oversheath of wiring and binding post, guard shield are opposite opened structure, including first point of shell 533 and second
One end of point shell 534, first point of shell 533 and second point of shell 534 is located at the opposite sides of binding post 531 and respectively with second
Insulating sheath injection molding body 532 is hinged, and opposite and mutually matched buckle knot is additionally provided on first point of shell 533 and second point of shell 534
Structure 535 and magnetic structure 536 are so that first point of shell 533 and second point of shell 534 can be closed connection to wrap up binding post 531
Inside, the outer surface of first point of shell 533 and second point of shell 534 is additionally provided with convenient for overcoming first point of shell 533 and second point of shell 534
The closing force of buckle structure 535 and magnetic structure 536 and it is separated push structure 537 aside, push structure 537 aside and be preferably arranged on pair
The barb on shell should be divided to add bail shape and structure.
As shown in Figs. 1-2, disconnecting switch crossbearer 1, be also respectively set on three on arrester crossbearer 3 and be used to support first segment
First insulator 71 of lead wire 4 and third section lead wire 6, prepackage type distribution transforming rack further include cooperate the first insulator 71 the
One cord holder 81, the first cord holder 81 are used to clamp first segment lead wire 4, second segment lead wire 5 or third section lead wire 6 solid
It is scheduled on corresponding first insulator 71.Prepackage type distribution transforming rack further includes insulator crossbearer 7, and insulator crossbearer 7 is equipped with three
A the second insulator 72 for being used to support corresponding first segment lead wire 4 and the second cord holder 82 for cooperating the second insulator 72,
Second cord holder 82 is for being fixedly clamped first segment lead wire 4 in corresponding second insulator 72.First cord holder, 81 He
The structure of second cord holder 82 can with reference to have disclosed Chinese invention patent " a kind of articulated type comb-along " (application number:
201810128980.1), or have disclosed Chinese invention patent " a kind of double fastener board-like street code line folder " (application number:
201710863575.X)。
As shown in Figs. 1-2, prepackage type distribution transforming rack further includes the self-locking connection dress of conducting wire of six corresponding first segment lead wires 4
91 are set, the corresponding two conducting wire self-locking connecting devices 91 of each first segment lead 4, conducting wire self-locking connecting device 91 is used for first segment
Lead wire 4 is fixedly connected with corresponding high voltage overhead cable 200；The self-locking connection end 92 of the pre- control equipment in the end of main line 61, if
Standby self-locking connection end 92 is for main line 61 to be fixedly connected with corresponding 300 end of incoming cables of transformer.Conducting wire self-locking connecting device
91 structure can with reference to have disclosed Chinese invention patent " a kind of anti-fall type connecting cable wire clamp " (application number:
201710259516.9).The structure of the self-locking connection end 92 of equipment can " one kind be set with reference to the Chinese invention patent having disclosed
Standby self-locking connection end " (application number: 201710605239.5).Prepackage type distribution transforming rack further includes that three corresponding first segments draw and connect
The plugging device 93 of 4 free end of line, plugging device 93 correspond to the free end of first segment lead wire 4 for sealing protection.Plugging device 93
Structure can be with reference to Chinese invention patent " a kind of cable plugging device " (application number: 201610904679.6) having disclosed.
A kind of beneficial effect of prepackage type distribution transforming rack of the present invention is: the lead wire connection of distribution transforming rack and its auxiliary products
It is completed using Standardization Process pre-production, efficiently solves the problems, such as the differentiation of different operation personnel on site's construction technology, it is real
Existing lead wire crimps and insulation processing is prefabricated and standardizes, and just factory is put into the electric property of product after examining and meeting the requirements
It uses, quality is secure, is effectively reduced failure rate, and distribution transforming rack is integrated overall structure, when installation, will directly keep apart
It closes crossbearer, fuse crossbearer, arrester crossbearer and is fixed on the suitable position on the electric pole by transformer, then draw first segment
Wiring is correspondingly connected with high voltage overhead cable by conducting wire self-locking connecting device, by the main line of third section lead wire and transformer
Terminals are correspondingly connected with, that is, complete the installation of distribution transforming rack, are installed using standardization, quick and convenient, comprehensive；Prefabricated
Flow increasing casing built in connection end can effectively increase area of passage, before crimping, the cross section of aluminium hydraulic pressed connecting pipe and flow increasing casing
The sum of product, bigger than the cross-sectional area of the core of second segment lead wire by 30% or more, crimping deformation is smaller, at crimping
The cross-sectional area sum of reason, aluminium hydraulic pressed connecting pipe and flow increasing casing is also bigger than the conductive cross-sectional area of former core, effectively solves tradition crimping
At crimping caused by technique area of passage it is too small and become hidden danger point；Prefabricated connection end, which uses, is molded insulation processing, and first
Insulating sheath injection molding body effectively solves traditional heat-shrink tube or shrinkage with corresponding lead wire oversheath seamless interfacing, good insulation preformance
The problem of the weatherability difference of pipe, more pressure-resistant waterproof, the first insulating sheath injection molding body and lead wire jacket material homogeneity, life
Period is consistent, and coefficient of thermal expansion and contraction is identical, will not cause due to expanding with heat and contract with cold causes junction to generate crack in use
Infiltration；The terminals material that the connection end ontology of prefabricated connection end is corresponding is identical, flow increasing casing and lead wire
Core material is identical, to effectively solve the problems, such as copper-aluminium transition；Prefabricated branch lead wire, can effectively solve the problem that junction because
Scene crimping deformation, copper-aluminium transition, expanding with heat and contract with cold or shaking reason leads to connecting portion fever loosening；Using comb-along
Cable is fixed on corresponding insulator, instead of the fixed form of traditional hand wiring, does not hurt cable, more securely, no
It easily loosens, and construction technology more standard is unified, convenient and efficient；Loosen type device clamp using prefabricated, for by main line with it is right
The transformer end of incoming cables answered is fixedly connected, and conducting wire is not hurt in standard technology crimping.With self-locking anti-loosing mechanism, connecting portion is prevented
Because expanding with heat and contract with cold, aoxidizing, the factors such as couple corrosion loosen due to influence leads to heating burnout；It is led using insulation protective hood is integrated
First segment lead wire together with corresponding high voltage overhead cable connection, is installed simple and quick, cable by line self-locking connecting device
The self-locking module of Hooke built in wire clamp can prevent connecting portion from causing to loosen because of the reasons such as shake, expand with heat and contract with cold；First lead wire
Terminal be sealed using plugging device, waterproof, conveniently, safely；Lead wire split-phase color separation standardization, convenient for operation identification, beauty
It sees.
Presently preferred embodiments of the present invention is given in attached drawing.But the invention can be realized in many different forms,
It is not limited to this specification described embodiment.On the contrary, purpose of providing these embodiments is makes to disclosure of the invention
The understanding of content is more thorough and comprehensive.
Claims (10)
1. a kind of prepackage type distribution transforming rack, which is characterized in that including disconnecting switch crossbearer, fuse crossbearer, arrester crossbearer, N
A first segment lead wire, N number of second segment lead wire and N number of third section lead wire are fixedly mounted on the disconnecting switch crossbearer N number of
Disconnecting switch, is fixedly mounted N number of fuse on the fuse crossbearer, and the arrester crossbearer is equipped with N number of arrester, and N >=
1, each first segment lead wire, second segment lead wire, third section lead wire, disconnecting switch, fuse, arrester correspond to be formed
One group, share N group；For connecting high voltage overhead cable, the other end is prefabricated by prefabricated first for one end of first segment lead wire
Formula connection end connects the end of incoming cables of disconnecting switch, and one end of second segment lead wire passes through the second prefabricated prefabricated connection end
The leading-out terminal of disconnecting switch is connected, the other end connects the end of incoming cables of fuse by prefabricated third prefabricated connection end, the
Three sections of lead wires are prefabricated branch lead wire, including main line and branch line, and one end of main line and branch line passes through prefabricated Y type
Prefabricated connection end connects the leading-out terminal of fuse, and the other end of branch line is connected by the 4th prefabricated prefabricated connection end
Arrester is connect, the other end of main line is for connecting transformer end of incoming cables.
2. prepackage type distribution transforming rack according to claim 1, which is characterized in that the prefabricated connection end includes connecting pin
Head ontology, flow increasing casing and the first insulating sheath injection molding body, connection end ontology are equipped with connecting terminal and aluminium hydraulic pressed connecting pipe, the flow increasing
Casing is nested in the inner wall of aluminium hydraulic pressed connecting pipe, and the core of corresponding lead wire is inserted in flow increasing casing, and the core of lead wire, flow increasing set
Pipe and aluminium hydraulic pressed connecting pipe is dead links together, the first insulating sheath injection molding body is coated on aluminium hydraulic pressed connecting pipe by the way of injection molding
With the outer surface of lead wire oversheath.
3. prepackage type distribution transforming rack according to claim 2, which is characterized in that the first insulating sheath injection molding body with it is described
The material of lead wire oversheath is identical.
4. prepackage type distribution transforming rack according to claim 2, which is characterized in that the material of the connection end ontology is right with it
The material for the terminals answered is identical, and the material of the flow increasing casing is identical as the material of the core of the lead wire.
5. prepackage type distribution transforming rack according to claim 2, which is characterized in that the cross of the aluminium hydraulic pressed connecting pipe and the flow increasing casing
The sum of sectional area is bigger than the cross-sectional area of the core of the lead wire by 30% or more.
6. prepackage type distribution transforming rack according to claim 1, which is characterized in that the disconnecting switch crossbearer, fuse crossbearer,
It is additionally provided at least one of arrester crossbearer and is used to support the first segment lead wire, second segment lead wire or third section and draws
First insulator of wiring, the prepackage type distribution transforming rack further includes the first cord holder for cooperating first insulator, described
First cord holder is used to for first segment lead wire, second segment lead wire or third section lead wire being fixedly clamped corresponding first absolutely
On edge.
7. prepackage type distribution transforming rack according to claim 1, which is characterized in that the prepackage type distribution transforming rack further includes insulation
Sub- crossbearer, insulator crossbearer are equipped with the second insulator for being used to support corresponding first segment lead wire and cooperation described second
Second cord holder of insulator, second cord holder is for being fixedly clamped first segment lead wire in corresponding second insulator
On.
8. prepackage type distribution transforming rack according to claim 1, which is characterized in that the prepackage type distribution transforming rack further includes corresponding to
The conducting wire self-locking connecting device and plugging device of the first segment lead wire, the conducting wire self-locking connecting device are used for described first
Section lead wire is fixedly connected with corresponding high voltage overhead cable, and the plugging device corresponds to first segment lead wire for sealing protection
Free end；The self-locking connection end of the pre- control equipment in the end of the main line, the self-locking connection end of equipment are used for the main line
It is fixedly connected with corresponding transformer end of incoming cables.
9. prepackage type distribution transforming rack according to claim 1, which is characterized in that the first segment lead wire, second segment, which draw, to be connect
The anti-down power supply unit of prefabricated is also prefabricated at least one of line, main line, the anti-down power supply unit of prefabricated includes connecing
The core of terminal, guard shield and the second insulating sheath injection molding body, the binding post and corresponding lead wire is fixedly connected, and described the
Two insulating sheath injection molding bodies are coated on the outer surface of lead wire oversheath and binding post root by the way of injection molding, described
Guard shield is opposite opened structure, including first point of shell and second point of shell, and one end of first point of shell and second point of shell is located at
The opposite sides of binding post is simultaneously hinged with the second insulating sheath injection molding body respectively, is additionally provided on first point of shell and second point of shell opposite
And mutually matched buckle structure and/or magnetic structure are so that first point of shell and second point of shell can be closed connection thus by wiring
In column is wrapped in, the outer surface of first point of shell and/or second point of shell is additionally provided with that first point of shell and second point of shell is made to overcome card
The closing force of buckle structure and/or magnetic structure and separated push structure aside.
10. prepackage type distribution transforming rack according to claim 1, which is characterized in that the N=3, i.e., the described prepackage type distribution transforming platform
Frame includes first segment lead wire, second segment lead wire described in three groups, third section lead wire, disconnecting switch, fuse and takes shelter from the thunder altogether
Device respectively corresponds the three-phase of high voltage overhead cable, and different corresponding lead wire oversheath colors are different.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910186924.8A CN109787133A (en) | 2019-03-12 | 2019-03-12 | A kind of prepackage type distribution transforming rack |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910186924.8A CN109787133A (en) | 2019-03-12 | 2019-03-12 | A kind of prepackage type distribution transforming rack |
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| CN109787133A true CN109787133A (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910186924.8A Pending CN109787133A (en) | 2019-03-12 | 2019-03-12 | A kind of prepackage type distribution transforming rack |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110380338A (en) * | 2019-07-25 | 2019-10-25 | 无锡亿能电力设备股份有限公司 | The source side of skid movable box-type substation makes somebody a mere figurehead line leading device and method |
| CN113541040A (en) * | 2021-07-07 | 2021-10-22 | 新奥(广西)能源销售有限公司 | Wiring auxiliary device for overhead working of power system and using method thereof |
| CN110380338B (en) * | 2019-07-25 | 2024-06-11 | 无锡亿能电力设备股份有限公司 | Power supply side overhead wire inlet device and method for skid movable box-type transformer substation |
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