CN211529747U - Backpack heat dissipation device for transformer - Google Patents
Backpack heat dissipation device for transformer Download PDFInfo
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- CN211529747U CN211529747U CN201922481402.9U CN201922481402U CN211529747U CN 211529747 U CN211529747 U CN 211529747U CN 201922481402 U CN201922481402 U CN 201922481402U CN 211529747 U CN211529747 U CN 211529747U
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Abstract
The utility model discloses a knapsack heat abstractor for transformer, the power distribution box comprises a box body, be provided with centrifugal fan in the box, air radiator and vapour and liquid separator, centrifugal fan is located the upper portion of box, be provided with the air inlet protection network relative with the centrifugal fan position on the box, air radiator is located the centrifugal fan below, vapour and liquid separator is located the air radiator below, be provided with the air-out manger plate grid that is located vapour and liquid separator side below on the box, the aperture has all been opened at vapour and liquid separator's both ends, the aperture is connected with and connects the liquid pipeline, the bottom of box is provided with and connects the cistern, the lower extreme that connects the liquid pipeline lets in. The device not only can effectively dispel the heat to the transformer, can also carry out vapour and liquid separator when cooling liquid leaks in the air cooling ware, makes the cooling liquid flow to connect in the cistern, and then prevents that the cooling liquid from causing the harm to the transformer along with the air in flowing to the transformer, ensures the safe in utilization of transformer.
Description
Technical Field
The utility model relates to a transformer cooling technical field, in particular to knapsack heat abstractor for transformer.
Background
At present, dry-type transformers mostly adopt a cooling mode of convection heat exchange of internal and external air, have low protection level and cannot meet the requirements of dust prevention and water prevention of electronic equipment; after-sale maintenance is troublesome, and the worse the outdoor environment is, the higher the maintenance cost is; dust, corrosive gas, moisture and the like enter the box body to interfere with electronic equipment, and the electronic equipment is short-circuited and signals are disordered.
Be applied to knapsack formula radiator of wind power generation dry-type transformer can keep apart transformer box and external environment, can prevent effectively that dust, corrosive gas, moisture etc. from getting into the box inside and causing the damage to the transformer, reduce the maintenance cost, improve special operating mode power electronic equipment's reliability and security.
The back-pack type cooling device adopts a double-tube-plate heat exchanger for preventing liquid leakage, so that the project cost is greatly improved, the weight of the equipment is high, and the installation and the maintenance are not facilitated. In addition, once leakage occurs, the leakage easily flows into the transformer along with air, and further stable operation of the transformer is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a knapsack heat abstractor for transformer, realize revealing the separation of coolant liquid through setting up vapour and liquid separator in this heat abstractor, effectively avoided the weeping to get into to the transformer, guaranteed the normal steady operation of transformer.
The utility model adopts the technical proposal that:
the utility model provides a knapsack heat abstractor for transformer, includes the box, be provided with centrifugal fan, air radiator and vapour and liquid separator in the box, centrifugal fan is located the upper portion of box, be provided with on the box with the air inlet protection network that centrifugal fan position is relative, air radiator is located the centrifugal fan below, vapour and liquid separator is located air radiator below, be provided with on the box and be located air-out manger plate grid of vapour and liquid separator side below, the aperture has all been opened at vapour and liquid separator's both ends, the aperture is connected with and connects the liquid pipeline, the bottom of box is provided with and connects the cistern, the lower extreme that connects the liquid pipeline lets in extremely connect the cistern.
Furthermore, a leakage detection alarm device is arranged in the liquid receiving tank.
Further, the air radiator is obliquely installed in the box body.
Further, the air radiator is a plate-fin heat exchanger or a plate-fin heat exchanger.
Further, a cooling liquid inlet and a cooling liquid outlet are arranged on the air radiator, and the cooling liquid inlet and the cooling liquid outlet are located on the same side of the air radiator.
Further, the coolant inlet is located at an upper portion of the air radiator, and the coolant outlet is located at a lower portion of the air radiator.
Furthermore, the number of the leakage detection alarm devices is two, and the leakage detection alarm devices are respectively arranged at two end parts of the liquid receiving tank.
Further, the air inlet protective net and the box body are integrally formed.
Further, vapour and liquid separator includes that a plurality of is equidistant and is the separator tube that the shape of falling V set up, the both ends welding of separator tube is in on the box, connect the laminating of liquid pipe way the inside wall setting of box and with the separator tube intercommunication.
Further, the liquid receiving groove is welded at the bottom of the box body.
Has the advantages that: the utility model provides a knapsack formula heat abstractor for transformer not only can effectively dispel the heat to the transformer, can also carry out vapour and liquid separator in air radiator cooling liquid leaks, makes the coolant liquid flow to connect in the cistern, and then prevents that the coolant liquid from causing the harm to the transformer along with the air in flowing to the transformer, ensures the safe in utilization of transformer.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a front view of an embodiment of the present invention;
fig. 2 is a side view of an embodiment of the present invention;
fig. 3 is a rear view of an embodiment of the present invention;
FIG. 4 is a schematic longitudinal cross-sectional view of FIG. 3;
the air-cooling system comprises a box body 1, an air inlet protective screen 2, a centrifugal fan 3, an air radiator 4, a cooling liquid inlet 5, a cooling liquid outlet 6, an automatic exhaust valve 7, an air outlet water retaining grid 8, a leakage detection alarm device 9, a gas-liquid separator 10, a liquid receiving pipeline 11 and a liquid receiving tank 12.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
As shown in fig. 1, fig. 2, fig. 3, and fig. 4, the backpack heat dissipation apparatus for a transformer of this embodiment includes a box 1, a centrifugal fan 3, an air radiator 4, and a gas-liquid separator 10 are disposed in the box 1, the centrifugal fan 3 is fixedly mounted on the upper portion of the box 1, an air inlet protective net 2 is disposed on the box 1 and is opposite to the centrifugal fan 3, and air flows into the centrifugal fan 3 through the air inlet protective net 2. The air radiator 4 is arranged below the centrifugal fan 3; meanwhile, the gas-liquid separator 10 is installed below the air radiator 4. An air-out water-retaining grille 8 positioned below the side of the gas-liquid separator 10 is arranged on the box body 1. Both ends of the gas-liquid separator 10 are provided with small holes which are connected with liquid receiving pipelines 11, the bottom of the box body 1 is provided with a liquid receiving tank 12, and the lower end of the liquid receiving pipeline 11 is communicated to the liquid receiving tank 12. The liquid separated by the gas-liquid separator 10 can flow into the liquid receiving pipeline 11 through the small holes and then flow into the liquid receiving tank 12 through the liquid receiving pipeline 11 to form collection.
The backpack heat dissipation device for the transformer can effectively dissipate heat of the transformer, and can also carry out the gas-liquid separator 10 when cooling liquid in the air radiator 4 leaks, so that the cooling liquid flows into the liquid receiving tank 12, further, the cooling liquid is prevented from flowing into the transformer along with air, damage is caused to the transformer, and the use safety of the transformer is ensured.
Meanwhile, a leakage detection alarm device 9 for detecting leakage is also arranged in the liquid receiving tank 12. When the cooling liquid flows into the liquid receiving tank 12, the leakage detection alarm device 9 detects leakage and triggers an alarm signal.
Preferably, the number of the leakage detection alarm devices 9 is two, and the leakage detection alarm devices are respectively arranged at two end parts of the liquid receiving tank 12. The liquid receiving tank 12 is welded to the bottom of the case 1, and once the liquid receiving tank 12 is welded and fixed, it may be in a non-horizontal state. And the two end parts of the liquid receiving tank 12 are respectively provided with a leakage detection alarm device 9, so that leakage can be detected at the first time, and the sensitivity of leakage detection is improved.
Further preferably, the air radiator 4 is installed in the case 1 in an inclined manner. In the same height of the box body 1, the air radiator 4 is obliquely installed without considering the width of the box body 1, so that the size of the installed air radiator 4 is larger, and the heat radiation of a transformer with higher power is further met. In the present embodiment, the air radiator 4 is preferably a plate-fin heat exchanger or a plate-fin heat exchanger.
Preferably, the air radiator 4 is provided with a cooling liquid inlet 5 and a cooling liquid outlet 6, and the cooling liquid inlet 5 and the cooling liquid outlet 6 are located on the same side of the air radiator 4, so that the arrangement of pipelines is facilitated. Meanwhile, the air radiator 4 is provided with an automatic exhaust valve 7 to exhaust gas in the coolant.
Further preferably, the coolant inlet 5 is located at an upper portion of the air radiator 4, and the coolant outlet 6 is located at a lower portion of the air radiator 4. In the specific use process, the side water flow of the cooling liquid enters from the top and goes out from the bottom, the side air flow enters from the centrifugal fan 3, passes through the air radiator 4, is cooled by the cooling liquid in the air radiator 4, passes through the gas-liquid separator 10 and the air-out water retaining grille 8 and then flows into the transformer, and the heating components in the transformer are cooled, so that the stable work of the transformer is ensured. In order to avoid the influence on the safe operation of the transformer caused by the damage and the water leakage of the sealing plate of the air radiator 4 in the work, an air-liquid separator 10 is added in the backpack heat radiating device, and an air outlet water retaining grid 8 is added at the air outlet of the box body 1, so that the leakage liquid is prevented from entering the transformer chamber. The bottom is provided with a liquid leakage detection alarm device 9 which can monitor whether the air radiator 4 has liquid leakage or not in real time.
Specifically, vapour and liquid separator 10 includes that a plurality of is equidistant and be the separator tube that the shape of falling V set up, and the both ends welding of separator tube is on box 1, and the inside wall setting that connects liquid pipeline 11 laminating box 1 just communicates with the separator tube. The leaked liquid separated by the separating tube flows into the liquid receiving tank 12 through the liquid receiving pipelines 11 at the two sides.
In order to reduce the assembly workload, the air inlet protective net 2 and the box body 1 are integrally formed.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (10)
1. The utility model provides a knapsack heat abstractor for transformer which characterized in that: the air-conditioner box comprises a box body, be provided with centrifugal fan, air radiator and vapour and liquid separator in the box, centrifugal fan is located the upper portion of box, be provided with on the box with the relative air inlet protection network in centrifugal fan position, air radiator is located the centrifugal fan below, vapour and liquid separator is located air radiator below, be provided with on the box and be located the air-out manger plate grid of vapour and liquid separator side below, the aperture has all been opened at vapour and liquid separator's both ends, the aperture is connected with and connects the liquid pipeline, the bottom of box is provided with and connects the cistern, the lower extreme that connects the liquid pipeline lets in extremely connect the cistern.
2. The backpack heat sink for a transformer according to claim 1, wherein: and a leakage detection alarm device is arranged in the liquid receiving tank.
3. The backpack heat sink for a transformer according to claim 1, wherein: the air radiator is obliquely arranged in the box body.
4. The backpack heat sink for a transformer according to claim 3, wherein: the air radiator is a plate-fin heat exchanger or a plate-fin heat exchanger.
5. The backpack heat sink for a transformer according to claim 3, wherein: and the air radiator is provided with a cooling liquid inlet and a cooling liquid outlet, and the cooling liquid inlet and the cooling liquid outlet are positioned on the same side of the air radiator.
6. The backpack heat sink for a transformer according to claim 5, wherein: the cooling liquid inlet is positioned at the upper part of the air radiator, and the cooling liquid outlet is positioned at the lower part of the air radiator.
7. The backpack heat sink for a transformer according to claim 2, wherein: the number of the leakage detection alarm devices is two, and the leakage detection alarm devices are respectively arranged at two end parts of the liquid receiving tank.
8. The backpack heat sink for a transformer according to claim 1, wherein: the air inlet protective net and the box body are integrally formed.
9. The backpack heat sink for a transformer according to claim 1, wherein: the gas-liquid separator includes that a plurality of is equidistant and is the separator tube that the shape of falling V set up, the both ends welding of separator tube is in on the box, connect the laminating of liquid pipe way the inside wall setting of box and with the separator tube intercommunication.
10. The backpack heat sink for a transformer according to claim 1, wherein: the liquid receiving groove is welded at the bottom of the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922481402.9U CN211529747U (en) | 2019-12-31 | 2019-12-31 | Backpack heat dissipation device for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922481402.9U CN211529747U (en) | 2019-12-31 | 2019-12-31 | Backpack heat dissipation device for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211529747U true CN211529747U (en) | 2020-09-18 |
Family
ID=72468260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922481402.9U Active CN211529747U (en) | 2019-12-31 | 2019-12-31 | Backpack heat dissipation device for transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211529747U (en) |
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2019
- 2019-12-31 CN CN201922481402.9U patent/CN211529747U/en active Active
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