CN206301663U - A kind of dry-type transformer - Google Patents

A kind of dry-type transformer Download PDF

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Publication number
CN206301663U
CN206301663U CN201621410925.4U CN201621410925U CN206301663U CN 206301663 U CN206301663 U CN 206301663U CN 201621410925 U CN201621410925 U CN 201621410925U CN 206301663 U CN206301663 U CN 206301663U
Authority
CN
China
Prior art keywords
dry
type transformer
pedestal
heat abstractor
transformer body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621410925.4U
Other languages
Chinese (zh)
Inventor
王碧云
洪桂权
王小柱
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGXI YAWEI ELECTRIC Co Ltd
Original Assignee
JIANGXI YAWEI ELECTRIC Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JIANGXI YAWEI ELECTRIC Co Ltd filed Critical JIANGXI YAWEI ELECTRIC Co Ltd
Priority to CN201621410925.4U priority Critical patent/CN206301663U/en
Application granted granted Critical
Publication of CN206301663U publication Critical patent/CN206301663U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of dry-type transformer, including dry-type transformer body, heat abstractor and pedestal, heat abstractor is installed above the dry-type transformer body, hanger is installed at the top of the heat abstractor, insulator fixing axle is installed below the heat abstractor, insulator is installed, the bottom of the dry-type transformer body is provided with pedestal immediately below the insulation spacer.The utility model, heat abstractor and axial flow blower have been respectively mounted above and below novel dry transformer body, greatly reduce the high energy heat that unit work is produced, meanwhile, the elastic force span has been respectively mounted at the two ends of pedestal, the high-frequency vibration of unit can be effectively reduced, greatly improve the service life of dry-type transformer body, finally, it is mounted with to grab earth polar below pedestal so that the overall fastness of unit is greatly lifted.

Description

A kind of dry-type transformer
Technical field
The utility model is related to technical field of transformer equipment, specially a kind of dry-type transformer.
Background technology
Dry-type transformer is widely used in the places such as local lighting, skyscraper, airport, harbour CNC plant equipment, simply Say that dry-type transformer refers to just the transformer during iron core and winding are not immersed in insulating oil.The type of cooling is divided into natural air cooling With force air to cool down.During natural air cooling, transformer can the long-term continuous operation under rated capacity.During forced air cooling, transformer Output capacity can improve 50%.Suitable for interrupted running overload, or emergent accident running overload;Loaded during due to overload Loss and impedance voltage amplification are larger, in non-economy running status, therefore should not be at continuous running overload for a long time.
Traditional dry-type transformer be used for radiating treatment aspect do it is not in place, so unit be difficult to produce Time Continuous it is excessively negative Lotus runs, and greatly reduces the operating efficiency of transformer.
Utility model content
The purpose of this utility model is to provide a kind of dry-type transformer, with the work for solving to be proposed in above-mentioned background technology The low problem of efficiency.
To achieve the above object, the utility model provides following technical scheme:A kind of dry-type transformer, including dry type transformation Device body, heat abstractor and pedestal, are provided with heat abstractor above the dry-type transformer body, and heat abstractor inside Nesting is provided with independent heat emission fan, and hanger is provided with the top of the heat abstractor, is provided with below the heat abstractor absolutely Edge body fixing axle, and insulation spacer is installed below insulator fixing axle, insulation is installed immediately below the insulation spacer Body, and the right side nesting of insulator is provided with high pressure winding, the left side nesting of the insulator is provided with low pressure winding, and low pressure The lower left of winding is provided with axial flow blower, and the bottom of the dry-type transformer body is provided with pedestal, and the two ends of pedestal are equal The elastic span is installed, the nested inside of the elastic force span is provided with compression spring, at the bosom position of the pedestal Nesting is provided with and extinguishing chemical jet is provided with above dry powder extinguisher holding tank, and dry powder extinguisher holding tank.
Preferably, it is nested at the inner hub location of the dry-type transformer body to install cored.
Preferably, it is provided with below the pedestal and grabs earth polar.
Preferably, the high pressure winding and low pressure winding are provided with two groups, and two groups of high pressure windings and low pressure winding phase altogether It is mutually symmetrical.
Preferably, pump-line is installed above the axial flow blower.
Compared with prior art, the beneficial effects of the utility model are:Relative to traditional dry-type transformer, novel dry Heat abstractor and axial flow blower are respectively mounted above and below transformer body, largely ensure that inside unit Radiating treatment, greatly reduce unit work produce high energy heat, meanwhile, be respectively mounted elastic force at the two ends of pedestal The span, the compression spring installed in the nested inside of the elastic force span can effectively reduce the high-frequency vibration of unit, reduce machine Damage of the group vibrations to inside transformer winding, greatly improves the service life of novel dry transformer body, finally, It is mounted with to grab earth polar below pedestal, relative to traditional transformer base, the design for grabbing earth polar can more effectively ensure base Seat is firmly fixed on workbench so that the overall fastness of unit is greatly lifted.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is base construction schematic diagram of the present utility model.
In figure:1- dry-type transformer bodies;2- hangers;3- heat abstractors;4- independence heat emission fans;5- insulator fixing axles; 6- insulation spacers;7- insulators;8- high pressure windings;9- low pressure windings;10- pedestals;11- iron cores;12- pump-lines;13- axle streams Blower fan;The 14- elastic force spanes;15- compression springs;16- extinguishing chemical jets;17- dry powder extinguisher holding tanks;18- grabs earth polar.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, a kind of embodiment that the utility model is provided:A kind of dry-type transformer, including dry type transformation Device body 1, heat abstractor 3 and pedestal 10, the top of dry-type transformer body 1 are provided with heat abstractor 3, and heat abstractor 3 Nested inside is provided with independent heat emission fan 4, and the top of heat abstractor 3 is provided with hanger 2, and the lower section of heat abstractor 3 is provided with absolutely Edge body fixing axle 5, and the lower section of insulator fixing axle 5 is provided with insulation spacer 6, the underface of insulation spacer 6 is provided with insulation Body 7, and the right side nesting of insulator 7 is provided with high pressure winding 8, the left side nesting of insulator 7 is provided with low pressure winding 9, and low Press the lower left of winding 9 that axial flow blower 13 is installed, the bottom of dry-type transformer body 1 is provided with pedestal 10, and pedestal 10 Two ends are mounted on the elastic force span 14, and the nested inside of the elastic force span 14 is provided with compression spring 15, the bosom of pedestal 10 Nesting is provided with dry powder extinguisher holding tank 17 at position, and the top of dry powder extinguisher holding tank 17 is provided with extinguishing chemical injection Mouth 16, nested at the inner hub location of dry-type transformer body 1 to install cored 11, the lower section of pedestal 10 is provided with grabs earth polar 18, high pressure winding 8 and low pressure winding 9 are provided with two groups altogether, and two groups of high pressure windings 8 and low pressure winding 9 are symmetrically, axle stream wind The top of machine 13 is provided with pump-line 12.
Hanger 2 is to be supplied to user to make the punching machine for lifting in the installation process of dry-type transformer body 1, can be effective User is assisted to complete lifting operation, heat abstractor 3 is the drive device for carrying out one-level radiating to inside transformer, inside it The independent heat emission fan 4 installed can effectively take the high energy heat of inside transformer away, effectively reduce inside transformer temperature, Axial flow blower 13 is, for the secondary device to the internal temperature control of dry-type transformer body 1, to assist heat abstractor 3 to carry out two grades Radiating operation, the elastic force span 14 is the part for dry-type transformer body 1 shake buffering, reduces unit vibrations right The damage of internal winding, high pressure winding 8 is the winding with maximum rated voltage value, and low pressure winding 9 is with minimum rated electricity The winding of pressure value.
Operation principle:When using, the top of novel dry transformer body 1 is mounted with hanger 2, and user is installing transformer When, lifting operation, and the balanced operation for coordinating quickly can be carried out by hanger 2, treat that dry-type transformer body 1 is installed When finishing, and devoting oneself to work, its internal high pressure winding 8 installed and low pressure winding 9 produce different high-low pressures respectively, then, Its internal iron core 11 installed is subject to electric field action, the work of transformer is completed, in the mistake of the work of novel dry transformer body 1 Cheng Zhong, can outwardly give out substantial amounts of heat, and the savings of these heats easily causes the internal temperature urgency of dry-type transformer body 1 Play is raised, so, heat abstractor 3 is mounted with the top of dry-type transformer body 1, meanwhile, under dry-type transformer body 1 Side is mounted with axial flow blower 13, greatly ensure that the radiating of inside transformer is uniform so that novel dry transformer body 1 Internal temperature is maintained at relatively low level, secondly, the elastic force span 14 is provided with the two ends of pedestal 10, can be significantly Reduce the vibrations in the transformer course of work, it is ensured that the stability of internal winding, meanwhile, in the also nested peace in the inside of pedestal 10 Dry powder extinguisher holding tank 17 has been filled, can be disposed within by external dry powder extinguisher, when the situation that transformer fire occurs When, fire extinguishing treatment can be carried out to transformer with the very first time, loss can be effectively reduced.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, can in other specific forms realize that this practicality is new Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation Involved claim.

Claims (5)

1. a kind of dry-type transformer, including dry-type transformer body (1), heat abstractor (3) and pedestal (10), it is characterised in that: Heat abstractor (3) is installed above the dry-type transformer body (1), and the nested inside of heat abstractor (3) is provided with solely Vertical heat emission fan (4), is provided with hanger (2) at the top of the heat abstractor (3), be provided with below the heat abstractor (3) absolutely Insulation spacer (6) is installed below edge body fixing axle (5), and insulator fixing axle (5), the insulation spacer (6) just under Side is provided with insulator (7), and the right side nesting of insulator (7) is provided with high pressure winding (8), the left side of the insulator (7) Nesting is provided with low pressure winding (9), and the lower left of low pressure winding (9) is provided with axial flow blower (13), the dry-type transformer The bottom of body (1) is provided with pedestal (10), and the two ends of pedestal (10) are mounted on the elastic force span (14), the elastic force span (14) nested inside is provided with compression spring (15), and nesting is provided with dry powder and goes out at the bosom position of the pedestal (10) Extinguishing chemical jet (16) is installed above firearm holding tank (17), and dry powder extinguisher holding tank (17).
2. a kind of dry-type transformer according to claim 1, it is characterised in that:The dry-type transformer body (1) it is interior Portion's center position is nested to install cored (11).
3. a kind of dry-type transformer according to claim 1, it is characterised in that:It is provided with below the pedestal (10) and is grabbed Earth polar (18).
4. a kind of dry-type transformer according to claim 1, it is characterised in that:The high pressure winding (8) and low pressure winding (9) two groups are provided with altogether, and two groups of high pressure windings (8) and low pressure winding (9) are symmetrically.
5. a kind of dry-type transformer according to claim 1, it is characterised in that:Install the top of the axial flow blower (13) There is pump-line (12).
CN201621410925.4U 2016-12-21 2016-12-21 A kind of dry-type transformer Expired - Fee Related CN206301663U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621410925.4U CN206301663U (en) 2016-12-21 2016-12-21 A kind of dry-type transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621410925.4U CN206301663U (en) 2016-12-21 2016-12-21 A kind of dry-type transformer

Publications (1)

Publication Number Publication Date
CN206301663U true CN206301663U (en) 2017-07-04

Family

ID=59214717

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621410925.4U Expired - Fee Related CN206301663U (en) 2016-12-21 2016-12-21 A kind of dry-type transformer

Country Status (1)

Country Link
CN (1) CN206301663U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170704

Termination date: 20171221

CF01 Termination of patent right due to non-payment of annual fee