CN207409335U - A kind of transformer with safeguard function - Google Patents
A kind of transformer with safeguard function Download PDFInfo
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- CN207409335U CN207409335U CN201721546196.XU CN201721546196U CN207409335U CN 207409335 U CN207409335 U CN 207409335U CN 201721546196 U CN201721546196 U CN 201721546196U CN 207409335 U CN207409335 U CN 207409335U
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Abstract
The utility model belongs to grid equipment technical field more particularly to a kind of transformer with safeguard function, including voltage changing module, high voltage power distribution module, low-voltage distribution module, protective casing.The utility model is avoided generating heat when working between different components and vibrations influences each other, reduce the interference of internal unfavorable factor, cooled down by ventilation to inside by isolating different parts and set temperature control structure；Heater is set to prevent from not working normally in cold region parts thereof, while eliminates the ice slush of hull outside generation, prevents transformer damage.
Description
Technical field
The utility model belongs to grid equipment technical field more particularly to a kind of transformer with safeguard function.
Background technology
Transformer is infrastructure device common in power grid, with the fast development of social technology, the function and member of transformer
Device precision is continuously improved, and is also additionally arranged as needed outside the groundworks content such as original transformation, in novel transformer more
The electric parts of type difference in functionality is to meet power grid detection, intelligentized control method, accurate various functions, therefore the transformer such as adjust
Usually require that long-time continuous stable can work under High Voltage electricity condition, and actually above-mentioned requirements are often difficult to ensure.
On the one hand, transformer is by various unfavorable factors such as self structure defect, internal and external environment and power network current fluctuations
Influence, the phenomenon that temperature anomaly easily occurs for inside transformer, and directly result in its useful life decline to a great extent, transformer it is high
Pressure breakdown, it is interior set parts operation irregularity, transformer insulated property reduces and the serious consequences such as voltage flashover.
On the other hand, influenced by its operation principle, internal silicon steel sheet magnetostriction, lamination vibrations, induced field draw
Vibrations of other structures risen etc., which can cause transformer to generate vibrations and noise, above-mentioned vibrations and noise, can cause transformer knot
Structure and the loosening with external connection, cause various negative consequences.
The content of the invention
Based on above-mentioned present situation, the purpose of this utility model is that, a kind of transformer with safeguard function is provided, prevents from becoming
Depressor is influenced by inside and outside temperature factor, reduces vibrations and noise caused by by inside and outside reason.
To achieve the above object, the invention adopts the following technical scheme that.
A kind of transformer with safeguard function, including voltage changing module, high voltage power distribution module, low-voltage distribution module, protection
Housing, the voltage changing module, high voltage power distribution module and low-voltage distribution module are respectively arranged on inside protective casing, and voltage changing module,
Thermal insulative board is equipped on the outside of high voltage power distribution module and low-voltage distribution module, thermal insulative board forms the installation space of each module with housing；Institute
Stating protective casing includes fan case, is equipped with the first fan and the second fan in fan case, first fan and the second fan
Air outlet is respectively equipped with ventilation duct and connects with each installation space residing for voltage changing module, high voltage power distribution module and low-voltage distribution module
It is logical；Heater is equipped at the air outlet of first fan, what first fan and the second fan were connected with each installation space
Ventilation pipe end is respectively equipped with electronic valve；Each installation space residing for voltage changing module, high voltage power distribution module and low-voltage distribution module
Inside it is respectively equipped with temperature sensor and sensor threshold circuit；The voltage changing module, high voltage power distribution module and low-voltage distribution mould
Each installation space residing for block is equipped with gas vent.
By isolating different parts and set temperature control structure, avoid generating heat when working between different components
Amount and vibrations influence each other, and reduce the interference of internal unfavorable factor, are cooled down by ventilation to inside；Heater is set to prevent
It can not be worked normally in cold region parts thereof, while eliminate the ice slush of hull outside generation, prevent transformer damage.
Further, dedusting dehydrating unit is additionally provided at the fan case air inlet, improves ventilation quality, prevents moist sky
Gas, which enters inside transformer, causes negative consequence.
More preferably, the protective casing is double-layer structure, and its outer casing is that Heat Conduction Material is made, internal layer is heat-insulated material
Material is made, and convenient for removing the ice and snow on shell, the temperature that heat insulation structural is conducive to completely cut off external environment influences Heat Conduction Material.
Further, first fan and the second fan are respectively equipped with the double-layer structure shape of ventilation shaft and protective casing
Into inner cavity connection, be provided with exhaust outlet on the outer casing of the double Shell, improved by divulging information to the inner cavity of double Shell
Temperature control effect.
More preferably, thermal insulative board there are two being set between the module, high voltage power distribution module and low-voltage distribution module, two thermal insulations
Plate forms the installation space of each module with housing internal layer.The influence of temperature factor between different zones is avoided using thermal insulative board, is optimized
Internal work environment.
Further, ventilating pipe component is equipped between the fan case and protective casing, the ventilation duct is included from first
Fan and the second fan extend respectively to the bypass duct of voltage changing module, high voltage power distribution module and space residing for low-voltage distribution module
Road and the same electric fan of connection correspond to the main line pipeline of bypass line, and the ventilating pipe component is equipped with and extends respectively to
The bypass duct of the inner cavity of double Shell, by bypass line to different zones it is aeration-cooling or heating, pass through bypass duct
The temperature of the inner cavity of double Shell is controlled, by main line pipeline to other each pipeline air feeds.
Further, the region where the exhaust outlet of the outer casing bottom invaginates to form the depressed area of counterbore form.
Depressed area enters inside transformer after can flowing down to avoid sleet water droplet from exhaust outlet.
Further, multiple support components are equipped between the ectonexine housing of the double Shell, support component includes dividing
It She Yu not be on internal layer shell and outer casing and the supporting block of movable contact.The support component of movable contact can support internal junction
Structure, while the vibrating noise of internal structure is reduced, while avoid internal structure together when external shell rocks or is impacted
Vibrations.
Description of the drawings
Fig. 1 is the front view of the utility model embodiment；
Fig. 2 is the cut-away view of the utility model embodiment；
Fig. 3 is the front view of the cut-away view of the utility model embodiment；
Fig. 4 is the bottom view of the utility model embodiment；
Fig. 5 is the fan case schematic diagram of the utility model embodiment.
Its reference numeral includes：
Protective casing 1, outer casing 11, internal layer shell 12, exhaust outlet 13, depressed area 14；Fan case 2, the first fan 21；
Main line pipeline 31, bypass line 32, bypass duct 33；Dedusting dehydrating unit 4；Planar support component 51, cambered surface support component 52；
Function module 6.
Specific embodiment
It elaborates below in conjunction with specific embodiment to the invention.
The utility model provides a kind of transformer with safeguard function, including voltage changing module, high voltage power distribution module, low
Power entry module is pressed, above-mentioned function module 6 is used to implement the electric function of transformer, further includes protective casing 1, the change pressing mold
Block, high voltage power distribution module and low-voltage distribution module are respectively arranged on inside protective casing 1, and voltage changing module, high voltage power distribution module and
Thermal insulative board is equipped on the outside of low-voltage distribution module, thermal insulative board forms the installation space of each module with housing, according to different working modes
The module of principle division, preferable operating temperature is different, because the isolation that disparate modules are carried out to installation space can improve transformation
The overall performance of device.The protective casing 1 includes fan case 2, is equipped with the first fan and the second fan in fan case 2, and described the
The air outlet of one fan and the second fan is respectively equipped with ventilation duct and voltage changing module, high voltage power distribution module and low-voltage distribution module institute
Each installation space connection at place；Be equipped with heater at the air outlet of first fan, first fan and the second fan with
The ventilation pipe end of each installation space connection is respectively equipped with electronic valve；Voltage changing module, high voltage power distribution module and low-voltage distribution module
Temperature sensor and sensor threshold circuit are respectively equipped in residing each installation space；The voltage changing module, high voltage power distribution
Each installation space residing for module and low-voltage distribution module is equipped with gas vent, threshold circuit can compare sensor measurement data with
Pre-set threshold value controls region into trip temperature, i.e., closes down heater more than highest door restrictor in maximum temperature and open
Dynamic ventilation fan cooling, starts heater heating when minimum temperature is less than minimum threshold.By isolating different parts, with
And set temperature control structure, heat is generated when avoiding working between different components and vibrations influence each other, it is internal unfavorable to reduce
The interference of factor cools down to inside by ventilation；Heater is set to prevent can not be normal in cold region parts thereof
Work, while the ice slush of hull outside generation is eliminated, prevent transformer damage.
Further, dedusting dehydrating unit 4 is additionally provided at 2 air inlet of fan case, improves ventilation quality, prevents humidity
Air, which enters inside transformer, causes negative consequence.Dedusting dehydrating unit 4 can be arranged as required in air inlet or setting
The other positions such as in fan case 2.
More preferably, the protective casing 1 be double-layer structure, and its outer casing 11 be Heat Conduction Material be made, internal layer for every
Hot material is made, and convenient for removing the ice and snow on shell, the temperature that heat insulation structural is conducive to completely cut off external environment influences Heat Conduction Material.
During actual implementation, since protective casing 1 is provided with operation door, the double-layer structure of guard shield is actual including except front
Other five faces.
Further, first fan and the second fan are respectively equipped with the double-layer structure of ventilation shaft and protective casing 1
The inner cavity of formation connects, and exhaust outlet 13 is provided on the outer casing 11 of the double Shell, by leading to the inner cavity of double Shell
Wind improves temperature control effect.
More preferably, thermal insulative board there are two being set between the module, high voltage power distribution module and low-voltage distribution module, two thermal insulations
Plate forms the installation space of each module with housing internal layer.The influence of temperature factor between different zones is avoided using thermal insulative board, is optimized
Internal work environment.
Further, ventilating pipe component is equipped between the fan case 2 and protective casing 1, the ventilation duct is included from the
One fan and the second fan extend respectively to the bypass duct of voltage changing module, high voltage power distribution module and space residing for low-voltage distribution module
Road and the same electric fan of connection correspond to the main line pipeline of bypass line, and the ventilating pipe component is equipped with and extends respectively to
The bypass duct of the inner cavity of double Shell, by bypass line to different zones it is aeration-cooling or heating, pass through bypass duct
The temperature of the inner cavity of double Shell is controlled, by main line pipeline to other each pipeline air feeds.
Further, the region where the exhaust outlet 13 of 11 bottom of outer casing invaginates to form the recess of counterbore form
Area 14.Depressed area 14 can flow down to avoid sleet water droplet after from exhaust outlet 13 enter inside transformer.
Further, multiple support components are equipped between the ectonexine housing 11 of the double Shell, support component includes
It is respectively arranged on internal layer shell 12 and outer casing 11 and the supporting block of movable contact.The support component of movable contact can support
Internal structure, while the vibrating noise of internal structure is reduced, while avoid internal junction when external shell rocks or is impacted
Structure shakes together.It is different according to the position of support component in actual application, there may be various form, such as be arranged at
The transverse plane support component 51 of both sides and the cambered surface support component 52 arranged on bottom.
Finally it should be noted that above example is only to illustrate the technical solution of the invention rather than to this hair
It is bright create protection domain limitation, although being explained in detail with reference to preferred embodiment to the invention, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the invention, without departing from this
The spirit and scope of innovation and creation technical solution.
Claims (8)
1. a kind of transformer with safeguard function, including voltage changing module, high voltage power distribution module, low-voltage distribution module, protecting crust
Body, which is characterized in that the voltage changing module, high voltage power distribution module and low-voltage distribution module are respectively arranged on inside protective casing, and
Thermal insulative board is equipped on the outside of voltage changing module, high voltage power distribution module and low-voltage distribution module, thermal insulative board forms the peace of each module with housing
Fill space；
The protective casing includes fan case, and the first fan and the second fan, first fan and second are equipped in fan case
The air outlet of fan is respectively equipped with ventilation duct and each installation residing for voltage changing module, high voltage power distribution module and low-voltage distribution module is empty
Between connect；
Heater is equipped at the air outlet of first fan, what first fan and the second fan were connected with each installation space
Ventilation pipe end is respectively equipped with electronic valve；Each installation space residing for voltage changing module, high voltage power distribution module and low-voltage distribution module
Inside it is respectively equipped with temperature sensor and sensor threshold circuit；
Each installation space residing for the voltage changing module, high voltage power distribution module and low-voltage distribution module is equipped with gas vent.
2. a kind of transformer with safeguard function according to claim 1, which is characterized in that at the fan case air inlet
It is additionally provided with dedusting dehydrating unit.
3. a kind of transformer with safeguard function according to claim 1, which is characterized in that the protective casing is bilayer
Structure, and its outer casing is that Heat Conduction Material is made, internal layer is made of heat-barrier material.
4. a kind of transformer with safeguard function according to claim 3, which is characterized in that first fan and second
The inner cavity that fan is respectively equipped with ventilation shaft with the double-layer structure of protective casing is formed connects, the outer casing of the double Shell
On be provided with exhaust outlet.
5. a kind of transformer with safeguard function according to claim 1, which is characterized in that the module, high voltage power distribution
It is set between module and low-voltage distribution module there are two thermal insulative board, the installation that two thermal insulative boards form each module with housing internal layer is empty
Between.
6. a kind of transformer with safeguard function according to claim 3, which is characterized in that the fan case and protecting crust
Ventilating pipe component is equipped between body, the ventilation duct includes extending respectively to voltage changing module, height from the first fan and the second fan
The bypass line in space residing for pressure Power entry module and low-voltage distribution module and the same electric fan of connection correspond to bypass line
Main line pipeline, the ventilating pipe component are equipped with the bypass duct for the inner cavity for extending respectively to double Shell.
7. a kind of transformer with safeguard function according to claim 3, which is characterized in that the outer casing bottom
It invaginates to form the depressed area of counterbore form in region where exhaust outlet.
8. a kind of transformer with safeguard function according to claim 3, which is characterized in that the double Shell it is inside and outside
Multiple support components are equipped between layer housing, support component includes being respectively arranged on internal layer shell and outer casing and movable contact
Supporting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721546196.XU CN207409335U (en) | 2017-11-17 | 2017-11-17 | A kind of transformer with safeguard function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721546196.XU CN207409335U (en) | 2017-11-17 | 2017-11-17 | A kind of transformer with safeguard function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207409335U true CN207409335U (en) | 2018-05-25 |
Family
ID=62316790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721546196.XU Active CN207409335U (en) | 2017-11-17 | 2017-11-17 | A kind of transformer with safeguard function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207409335U (en) |
-
2017
- 2017-11-17 CN CN201721546196.XU patent/CN207409335U/en active Active
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