CN205984551U - Radiating dry -type transformer of annular air current - Google Patents

Radiating dry -type transformer of annular air current Download PDF

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Publication number
CN205984551U
CN205984551U CN201620978255.XU CN201620978255U CN205984551U CN 205984551 U CN205984551 U CN 205984551U CN 201620978255 U CN201620978255 U CN 201620978255U CN 205984551 U CN205984551 U CN 205984551U
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China
Prior art keywords
fixedly connected
housing
bellows
type transformer
dry
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CN201620978255.XU
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Chinese (zh)
Inventor
刘立忠
祝建军
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Jiangshan Haiwei Technology Co Ltd
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Jiangshan Haiwei Technology Co Ltd
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Abstract

The utility model discloses a radiating dry -type transformer of annular air current, including first casing, the first cross staff of bottom fixedly connected with of first casing, fixedly connected with base on the first cross staff, the upper surface fixedly connected with iron core of base is provided with high low voltage coil on the iron core, the upper surface fixedly connected with high pressure terminal and the low -voltage terminal of iron core, the top fixedly connected with second casing of first casing, the surperficial fixedly connected with bellows of second casing, one side fixedly connected with second cross staff of bellows inner wall. The utility model discloses a bellows, motor, pivot, volute flabellum and logical slot combination, it is external to have reached messenger's fan to making fan shape size unrestricted, can adjusting shape and size, change power, just carry out convulsions through the volute flabellum, by the discharge of annular logical groove, thereby make the interior annular air current area of one that forms of transformer, messenger's transformer inner member homoenergetic all around passes through the mobile transfer heat of air, thereby the heat dissipation evenly.

Description

A kind of dry-type transformer of annular airflow radiating
Technical field
This utility model is related to equipment for power transmission and distribution technical field, specially a kind of dry-type transformer of annular airflow radiating.
Background technology
It is civilian or industrial to reach that dry-type transformer is that a kind of extra-high pressure conveying electric station carries out blood pressure lowering A kind of power transmission equipment, dry-type transformer is often set up in street side and cell;Transformator pass through internal high-tension coil and Low-voltage coil is to realize carrying out blood pressure lowering to voltage, and is provided with electro-insulating rubber outside high-voltage coil and low-voltage coil, plays the effect of insulative water-proof, Transformator operationally, due to resistance produce hyperpyrexia so that inside transformer temperature raise, when temperature raise to a certain degree, Electro-insulating rubber can be made to melt, make device damage, cause danger, so general transformator is required for inside is lowered the temperature, lead to Often it is divided into Temperature fall and compulsory type cooling, Temperature fall inefficiency, and compulsory type cooling is to arrange wind in inside transformer Machine, by blower fan work, forces inside transformer and the external world to carry out air exchange, has reached heat energy transmission, and then radiated; Yet with inside transformer compact conformation, limited space, internal fan is subject to various restriction so that the size shape of blower fan is equal It is limited to, and one blower fan of setting is difficult to multiple faces to inside transformer and radiates.
Utility model content
The purpose of this utility model is to provide a kind of dry-type transformer of annular airflow radiating, possesses external fan, and The uniform advantage of air-out, solves the problems, such as that traditional transformer blower fan is built-in and limits more and radiate uneven.
For achieving the above object, this utility model provides following technical scheme:A kind of dry type transformation of annular airflow radiating Device, including the first housing, the bottom of described first housing is fixedly connected with the first cross-bar, the company of fixation on described first cross-bar It is connected to base, the upper surface of described base is fixedly connected cored, and described iron core is provided with high-voltage coil and low-voltage coil, described iron core Upper surface is fixedly connected with HV Terminal and low-voltage terminal, and the top of described first housing is fixedly connected with the second housing, described The surface of the second housing is fixedly connected with bellows, and the side of described bellows inwall is fixedly connected with the second cross-bar, and described second Bearing is fixedly connected with cross-bar, the surface of described bearing is fixedly connected with motor, and the output shaft of described motor is fixedly connected There is rotating shaft, the surface of described rotating shaft is socketed with volute flabellum, and the inwall of described second housing offers the groove of whole circle, described logical Groove is connected with bellows, and the surface of described first housing offers ventilation slot.
Preferably, the quantity of described ventilation slot at least 30, the length of described ventilation slot is 80-100 centimetre, described The width of ventilation slot is 0.5-1 centimetre, and 30 ventilation slots are arranged on the surface of the first housing in the form of annular array.
Preferably, described HV Terminal and low-voltage terminal are all electrically connected with high-voltage coil and low-voltage coil.
Preferably, the surface of described high-voltage coil and low-voltage coil is provided with electro-insulating rubber layer, and the section of described electro-insulating rubber layer is to put Penetrate shape.
Preferably, the width of described groove is 1.5-2 centimetre, and groove is reversed round bench shaped.
Compared with prior art, the beneficial effects of the utility model are as follows:
1st, this utility model passes through bellows, motor, rotating shaft, volute flabellum and groove cooperation, has reached and has made external fan, from And make blower fan shape size unrestricted, shapes and sizes can be adjusted according to demand, to change power, and pass through volute flabellum Carrying out convulsion, discharged by annular groove, so that forming one annular airflow band in transformator, making inside transformer element four Zhou Junneng transmits heat by air flow, thus radiating is uniformly.
Brief description
Fig. 1 is the cross-sectional view of this utility model front view;
Fig. 2 is the structural representation of this utility model front view.
In figure:1 first housing, 2 first cross-baves, 3 bases, 4 iron cores, 5 high-voltage coil and low-voltage coils, 6 HV Terminals, 7 low-pressure ends Son, 8 second housings, 9 bellows, 10 second cross-baves, 11 bearings, 12 motors, 13 rotating shafts, 14 volute flabellums, 15 grooves, 16 ventilations Groove, 17 electro-insulating rubber layers.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1-2, a kind of dry-type transformer of annular airflow radiating, including the first housing 1, the bottom of the first housing 1 Portion is fixedly connected with the first cross-bar 2, and it is in permeable structures that setting the first cross-bar 2 makes the first housing 1 internal, facilitates air-flow stream Logical, the first cross-bar 2 is fixedly connected with base 3, setting base 3 is in order to carry the inner member of transformator, the upper table of base 3 Face is fixedly connected cored 4, and iron core 4 is provided with high-voltage coil and low-voltage coil 5, and the surface of high-voltage coil and low-voltage coil 5 is provided with electro-insulating rubber layer 17, the section of electro-insulating rubber layer 17 is radiation, and electro-insulating rubber layer 17, in order to wrap up high-voltage coil and low-voltage coil 5, prevents electric leakage and short circuit, Increase its surface area by being set to radiation, increase the contact with air, improve the efficiency of radiating, the upper table of iron core 4 Face is fixedly connected with HV Terminal 6 and low-voltage terminal 7, and HV Terminal 6 and low-voltage terminal 7 are all electrically connected with high-voltage coil and low-voltage coil 5, leads to Cross HV Terminal 6 and low-voltage terminal 7 is electrically connected with high-voltage coil and low-voltage coil 5, complete and high-tension electricity is carried out blood pressure lowering, civilian to meet, The top of the first housing 1 is fixedly connected with the second housing 8, and the surface of the second housing 8 is fixedly connected with bellows 9, bellows 9 inwall Side is fixedly connected with the second cross-bar 10, and the second cross-bar 10 is fixedly connected with bearing 11, and the surface of bearing 11 is fixing even It is connected to motor 12, the input external power supply of motor 12, the output shaft of motor 12 is fixedly connected with rotating shaft 13, the surface of rotating shaft 13 It is socketed with volute flabellum 14, by arranging bellows 9, the second cross-bar 10, bearing 11, motor 12, rotating shaft 13 and volute flabellum 14, Making motor 12 when operating, drive rotating shaft 13 to rotate, thus driving volute flabellum 14 to rotate, being rotated by volute flabellum 14, by air Twitch, form air-flow, the inwall of the second housing 8 offers the groove 15 of whole circle, and groove 15 is connected with bellows 9, by groove 15 Connect with bellows 9, cause air flow through groove 15 and be delivered to inside transformer, the width of groove 15 is 1.5-2 centimetre, and it is suitable to choose Groove 15 width, both made air proper flow, and made air-flow have enough flow velocitys, and the groove 15 of whole circle be reverse frustoconic Shape, because groove 15 is reverse frustoconic, so producing annular airflow, and air-flow is at an angle, makes air-flow not stop to wash away transformation Device inner member surface, thus radiating effect is more preferably, evenly, the surface of the first housing 1 offers ventilation slot 16 for radiating, ventilation The quantity of groove 16 at least 30, the length of ventilation slot 16 is 80-100 centimetre, and the width of ventilation slot 16 is 0.5-1 centimetre, And 30 ventilation slots 16 are arranged on the surface of the first housing 1 in the form of annular array, ventilation slot 16 are set, make transformation utensil There is permeability, thus convenient carry out gas exchange with the external world, and ventilation slot 16 width is 0.5-1 centimetre, it is to avoid large-scale is miscellaneous Thing wafts into inside transformer, affects transformer station high-voltage side bus, is joined by bellows 9, motor 12, rotating shaft 13, volute flabellum 14 and groove 15 Close, reached and made external fan, so that blower fan shape size is unrestricted, shapes and sizes can have been adjusted according to demand, come Change power, and convulsion is carried out by volute flabellum 14, discharged by annular groove 15, so that forming a crural ring in transformator Shape air-flow band, makes inside transformer element surrounding all can transmit heat by air flow, thus radiating is uniformly.
During use, transformator operates, internal generation high temperature, and motor 12 operates, and drives volute flabellum 14 to take out by rotating shaft 13 Send air, air-flow is delivered to inside transformer by groove 15, air-flow ceaselessly washes away to high-voltage coil and low-voltage coil 15 surface, and Air-flow flows downward, by air between frictional force drive around air move downwardly together, make to be partially formed certain true Pneumatics, the air making top, to sinking, being increased air mass flow, being taken away the high temperature of element surface by air flow, thus reducing Transformer temperature, realizes transformator is radiated.
In sum:The dry-type transformer of this radiating, by bellows 9, motor 12, rotating shaft 13, volute flabellum 14 and groove 15 cooperations, solve the problems, such as that traditional transformer radiating is uneven.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. the dry-type transformer of a kind of annular airflow radiating, including the first housing (1) it is characterised in that:Described first housing (1) Bottom be fixedly connected with the first cross-bar (2), described first cross-bar (2) is fixedly connected with base (3), described base (3) upper surface is fixedly connected cored (4), and described iron core (4) is provided with high-voltage coil and low-voltage coil (5), described iron core (4) upper Surface is fixedly connected with HV Terminal (6) and low-voltage terminal (7), and the top of described first housing (1) is fixedly connected with second shell Body (8), the surface of described second housing (8) is fixedly connected with bellows (9), and the side of described bellows (9) inwall is fixedly connected with Second cross-bar (10), described second cross-bar (10) is fixedly connected with bearing (11), and the surface of described bearing (11) is fixed It is connected with motor (12), the output shaft of described motor (12) is fixedly connected with rotating shaft (13), the surface socket of described rotating shaft (13) There is volute flabellum (14), the inwall of described second housing (8) offers the groove (15) of whole circle, described groove (15) and bellows (9) connect, the surface of described first housing (1) offers ventilation slot (16).
2. a kind of annular airflow radiating according to claim 1 dry-type transformer it is characterised in that:Described ventilation slot (16) quantity at least 30, the length of described ventilation slot (16) is 80-100 centimetre, the width of described ventilation slot (16) For 0.5-1 centimetre, and 30 ventilation slots (16) are arranged on the surface of the first housing (1) in the form of annular array.
3. a kind of annular airflow radiating according to claim 1 dry-type transformer it is characterised in that:Described HV Terminal (6) all electrically connect with high-voltage coil and low-voltage coil (5) with low-voltage terminal (7).
4. a kind of annular airflow radiating according to claim 1 dry-type transformer it is characterised in that:Described height line ball The surface of circle (5) is provided with electro-insulating rubber layer (17), and the section of described electro-insulating rubber layer (17) is radiation.
5. a kind of annular airflow radiating according to claim 1 dry-type transformer it is characterised in that:Described groove (15) Width be 1.5-2 centimetre, and groove (15) be reversed round bench shaped.
CN201620978255.XU 2016-08-30 2016-08-30 Radiating dry -type transformer of annular air current Active CN205984551U (en)

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Application Number Priority Date Filing Date Title
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Publications (1)

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CN205984551U true CN205984551U (en) 2017-02-22

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107134347A (en) * 2017-05-11 2017-09-05 沈国青 A kind of dry-type transformer
CN108880285A (en) * 2018-08-14 2018-11-23 江苏保丽洁环境科技股份有限公司 Boosting rectification module in dry-type high-voltage transformer
CN111540565A (en) * 2018-05-23 2020-08-14 蒋晓进 Electric power transformation equipment and method for mechanical forging

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107134347A (en) * 2017-05-11 2017-09-05 沈国青 A kind of dry-type transformer
CN111540565A (en) * 2018-05-23 2020-08-14 蒋晓进 Electric power transformation equipment and method for mechanical forging
CN108880285A (en) * 2018-08-14 2018-11-23 江苏保丽洁环境科技股份有限公司 Boosting rectification module in dry-type high-voltage transformer

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