CN219554764U - Detachable multistage air cooler - Google Patents
Detachable multistage air cooler Download PDFInfo
- Publication number
- CN219554764U CN219554764U CN202321193764.8U CN202321193764U CN219554764U CN 219554764 U CN219554764 U CN 219554764U CN 202321193764 U CN202321193764 U CN 202321193764U CN 219554764 U CN219554764 U CN 219554764U
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- air cooler
- water
- water outlet
- pipe
- water inlet
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Drying Of Gases (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
The utility model discloses a detachable multistage air cooler which comprises an air cooler water inlet, a connecting device, air cooler units and an air cooler water outlet.
Description
Technical Field
The utility model relates to the technical field of heat exchange, in particular to a detachable multi-stage air cooler.
Background
In order to keep the temperature of the components in the hydraulic generator within the limits allowed by the insulating and metallic materials during the power generation of the generator, the lost heat generated by the energy conversion, electromagnetic action and mechanical rotational friction on the components during operation must be transferred to the surrounding flowing cooling medium.
The air-cooled hydraulic generator takes air as a cooling medium to conduct heat generated by the loss of all parts such as a stator winding, a rotor winding, an iron core and the like in the motor, the discharged hot air transversely washes a fin tube bundle in an air cooler, water in the fin tube bundle cools the air to be below a specified value, and then the air enters the motor to continuously take out heat to form circulating cooling.
The existing generator air cooler is of an upper and lower straight-through integral structure, and has the following defects: because the volume is too large and can not directly come in and go out from the wind tunnel opening of the generator, the generator must be suspended from the upper part of the generator, the generator can only be stopped when the air cooler is in water leakage and other faults, the suspending work is difficult to operate, and great inconvenience exists in maintenance and installation.
Disclosure of Invention
The utility model overcomes the defects of the prior art, and provides a detachable multi-stage air cooler, so that the problems of inconvenient maintenance and installation of the conventional generator air cooler can be expected to be solved.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a detachable multistage air cooler comprises an air cooler water inlet, a connecting device, an air cooler unit and an air cooler water outlet;
the air cooler unit comprises a water inlet pipe, a cooling pipe, a heat dissipation piece and a water outlet pipe, wherein the water inlet pipe, the cooling pipe and the water outlet pipe are connected in sequence, and the heat dissipation piece is arranged on the outer surface of the cooling pipe;
the air cooler comprises a plurality of air cooler units, and the water inlet pipe and the water outlet pipe are connected through the connecting device;
the connecting device can be detached;
the water inlet of the air cooler is connected with the water inlet pipe of the first air cooler unit;
the water outlet of the air cooler is connected with the water outlet pipe of the last air cooler unit.
Through splitting the holistic air cooler into several air cooler units to use detachable connecting device to link up the air cooler unit, can fold the air cooler under the prerequisite that does not weaken the air cooler radiating effect, very big reduction the size of air cooler in single direction, reduced the occupation volume of air cooler, when the air cooler is breaking down, can directly follow generator wind tunnel mouth with the air cooler unit after dismantling and transport out, maintain, change, make the generator need not to shut down, also need not to hoist and take out from upper portion.
The further technical scheme is that the connecting device is a flange connecting device.
The flange connection has wide application in pipeline connection, and has the characteristics of convenient disassembly, high strength and good sealing performance.
According to a further technical scheme, the number of the air cooler units is 3.
The detachable multi-stage air cooler further comprises a return pipe, a water suction pump and a temperature sensing switch;
the temperature sensing switch is arranged at the water outlet of the air cooler and is connected with the water suction pump;
one end of the return pipe is arranged at the water outlet of the air cooler, and the other end of the return pipe is arranged at the water inlet of the air cooler;
the water suction pump is arranged in the reflux tank, and the water suction pump pumps cooling water from the water outlet of the air cooler to the water inlet of the air cooler.
In order to further realize the effect of circulating water, the temperature of the water outlet of the air cooler can be measured, and if the temperature of the water outlet does not reach a limiting value, a water suction pump can be started to pump the cooling water of the water outlet back to the water inlet, and the cooling water is continuously used for cooling.
Compared with the prior art, the utility model has at least the following beneficial effects: according to the utility model, the whole air cooler is split into a plurality of air cooler units, and the air cooler units are connected by using the detachable connecting device, so that the air cooler can be folded on the premise of not weakening the heat dissipation effect of the air cooler, the size of the air cooler in a single direction is greatly reduced, the occupied volume of the air cooler is reduced, and when the air cooler fails, the detached air cooler units can be directly transported out from the wind tunnel port of the generator for maintenance and replacement, so that the generator does not need to be stopped and lifted and taken out from the upper part.
Drawings
FIG. 1 is a schematic side view of the present utility model;
fig. 2 is a top view of the present utility model.
In the figure, a water inlet of a 1-air cooler, a 2-connecting device, a 3-air cooler unit, a 31-water inlet pipe, a 32-cooling pipe, a 33-heat radiating piece, a 34-water outlet pipe, a 4-air cooler water outlet, a 5-return pipe, a 6-water suction pump and a 7-temperature induction switch.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The detachable multistage air cooler, see fig. 1, 2, comprises an air cooler water inlet 1, a connecting device 2, an air cooler unit 3, an air cooler water outlet 4, a return pipe 5, a water pump 6 and a temperature sensing switch 7;
the air cooler unit 3 comprises a water inlet pipe 31, a cooling pipe 32, a heat dissipation piece 33 and a water outlet pipe 34, wherein the water inlet pipe 31, the cooling pipe 32 and the water outlet pipe 34 are connected in sequence, and the heat dissipation piece 33 is arranged on the outer surface of the cooling pipe 32;
the air cooler comprises a plurality of air cooler units 3, and the water inlet pipe 31 and the water outlet pipe 34 are connected between the air cooler units 3 through the connecting device 2;
in the present embodiment, there are 3 air cooler units 3;
the connecting device 2 may be detachable, and it should be noted that the connecting device 2 may be a flange connecting device 2, a threaded connecting device 2, or a socket connecting device 2, and in this embodiment, the connecting device 2 is a flange connecting device 2.
The air cooler water inlet 1 is connected with a water inlet pipe 31 of the first air cooler unit 3;
the air cooler water outlet 4 is connected with a water outlet pipe 34 of the last air cooler unit 3.
The temperature sensing switch 7 is arranged at the water outlet 4 of the air cooler, and the temperature sensing switch 7 is connected with the water suction pump 6;
one end of the return pipe 5 is arranged at the air cooler water outlet 4, and the other end is arranged at the air cooler water inlet 1;
the water suction pump 6 is arranged in the reflux tank, and the water suction pump 6 pumps cooling water from the air cooler water outlet 4 to the air cooler water inlet 1.
When the generator is required to be cooled, the air cooler units 3 are connected through the connecting device 2, and when the air cooler units 3 are installed, the folding installation of the air cooler units 3 can be realized by changing the directions of the air cooler units 3, so that the occupied volume of the whole air cooler is reduced;
when the air cooler works, cooling water enters from the air cooler water inlet 1 and flows through the 3 air cooler units 3, and the cooling water in the air cooler units 3 exchanges heat with external air through the heat dissipation piece 33 on the outer surface of the cooling pipe 32, so that the effect of cooling air is realized.
After the air cooler leaks, the air cooler needs to be maintained, the air cooler is split into 3 air cooler units 3 through the detachable connecting device 2, the size of each air cooler unit 3 is small, the detached air cooler units 3 can be directly conveyed out of a wind tunnel port of the generator for maintenance and replacement, and the generator does not need to be stopped and lifted out from the upper part.
In the use process of the air cooler, a temperature induction switch 7 is used for measuring the water outlet temperature of the water outlet 4 of the air cooler, if the water outlet temperature does not reach a limiting value, a water suction pump 6 can be started to suck cooling water of the water outlet back to the water inlet, and the water outlet is continuously used for cooling, so that the effect of circulating water is further realized.
Although the utility model has been described herein with reference to illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various modifications and improvements may be made to the component parts and/or arrangements of the subject combination layout within the scope of the disclosure. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.
Claims (4)
1. The detachable multi-stage air cooler is characterized by comprising an air cooler water inlet, a connecting device, an air cooler unit and an air cooler water outlet;
the air cooler unit comprises a water inlet pipe, a cooling pipe, a heat dissipation piece and a water outlet pipe, wherein the water inlet pipe, the cooling pipe and the water outlet pipe are connected in sequence, and the heat dissipation piece is arranged on the outer surface of the cooling pipe;
the air cooler comprises a plurality of air cooler units, and the water inlet pipe and the water outlet pipe are connected through the connecting device;
the connecting device can be detached;
the water inlet of the air cooler is connected with the water inlet pipe of the first air cooler unit;
the water outlet of the air cooler is connected with the water outlet pipe of the last air cooler unit.
2. The removable multi-stage air cooler of claim 1 wherein said attachment means is a flanged attachment means.
3. The removable multi-stage air cooler of claim 1 wherein the number of air cooler units is 3.
4. The removable multi-stage air cooler of claim 1, further comprising a return line, a water pump, and a temperature sensing switch;
the temperature sensing switch is arranged at the water outlet of the air cooler and is connected with the water suction pump;
one end of the return pipe is arranged at the water outlet of the air cooler, and the other end of the return pipe is arranged at the water inlet of the air cooler;
the water suction pump is arranged in the reflux tank, and the water suction pump pumps cooling water from the water outlet of the air cooler to the water inlet of the air cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321193764.8U CN219554764U (en) | 2023-05-17 | 2023-05-17 | Detachable multistage air cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321193764.8U CN219554764U (en) | 2023-05-17 | 2023-05-17 | Detachable multistage air cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219554764U true CN219554764U (en) | 2023-08-18 |
Family
ID=87731838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321193764.8U Active CN219554764U (en) | 2023-05-17 | 2023-05-17 | Detachable multistage air cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219554764U (en) |
-
2023
- 2023-05-17 CN CN202321193764.8U patent/CN219554764U/en active Active
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