CN204652142U - A kind of energy-saving high-voltage motor cooler - Google Patents

Abstract

The utility model relates to an energy-saving high-voltage motor cooler, which is arranged on the energy-saving high-voltage motor body to cool and dissipate heat inside the energy-saving high-voltage motor body. The cooler includes: an air box, which is arranged on the energy-saving Above the high-voltage motor body, the wind box is provided with ventilation holes connected with the air duct in the energy-saving high-voltage motor body, and vents are provided at both ends of the wind box for ventilation; the wind deflector is set Both ends of the bellows are arc-shaped structures to guide the wind direction and isolate hot and cold air; double-layer filter screens are arranged at the vents to isolate dust. The utility model is provided with a wind deflector to control the wind direction, and isolates the hot and cold wind. At the same time, a double-layer filter is installed to prevent dust. The structure of the cooling machine is simpler, and it is suitable for the energy-saving high-voltage motor.

Description

An energy-saving high-voltage motor cooler

technical field

The utility model relates to a cooling device, in particular to an energy-saving high-voltage motor cooler.

Background technique

In the design structure of medium and high voltage motors in the prior art, IP54 structure motors are mostly used, and only the sealing level is paid attention to, and the cooling effect is ignored. The structure is equipped with an external fan, the motor air circuit circulates inside, and then the internal circulation air circuit is cooled by the ambient air temperature. The assembly of the motor is complicated, which causes a waste of time for daily emergency repairs, and more than 3/4 of the man-hours are consumed during major repairs. Increase the drag loss of the motor, accounting for 1 to 1.5% of the design capacity. When the ambient temperature rises in summer, the temperature of the bearing body is mostly at the critical value of the allowable temperature rise, which directly affects the service life of the motor.

Therefore, some motors on the market remove the fan to reduce the power loss during its use, forming an energy-saving high-voltage motor, which is more energy-saving, but its heat dissipation effect is not good, and an external cooler is required to dissipate heat. In the prior art, the cooler passes the circulating air in the motor to the air box of the cooler, and the fan at the rear end sucks in the ambient air temperature and then cools it through the cooler. Its structure is complicated, and it is not suitable for the energy-saving high-voltage motor.

In view of the above-mentioned defects, the author of the utility model has finally obtained an energy-saving high-voltage motor cooler through long-term research and practice.

Utility model content

The purpose of this utility model is to provide an energy-saving high-voltage motor cooler to overcome the above-mentioned technical defects.

In order to achieve the above purpose, the technical solution adopted by the utility model is to provide an energy-saving high-voltage motor cooler, which is arranged on the energy-saving high-voltage motor body to cool and dissipate the inside of the energy-saving high-voltage motor body. Devices include:

A bellows, which is arranged above the body of the energy-saving high-voltage motor, and the bellows is provided with ventilation holes connected with the air passage in the body of the energy-saving high-voltage motor, and vents are provided at both ends of the bellows for ventilation;

Wind deflectors, which are arranged at both ends of the wind box, are arc-shaped structures, used to guide the wind direction and isolate hot and cold wind;

A double-layer filter screen is arranged at the vent to isolate dust.

Preferably, the bellows also includes air outlets of the bellows, which are arranged in the middle of both sides of the bellows and between the wind deflectors for blowing out wind.

Preferably, the double-layer filter is installed on the bellows in a plug-in manner, which is convenient for disassembly and cleaning.

Preferably, the air deflector is provided with the ventilation holes at the vertical projection on the wind box.

Preferably, the cooler further includes a vent baffle, which is arranged at the vent to prevent water and dust.

Preferably, the vent baffle is connected to the vent through a door shaft.

Preferably, the vent baffle is a vent louver.

Preferably, a sound-absorbing layer is also provided inside the bellows to reduce noise.

Preferably, the energy-saving high-voltage motor body is an energy-saving single-fan motor.

Preferably, the energy-saving high-voltage motor body is an energy-saving double-fan motor.

Compared with the prior art, the beneficial effect of the utility model is that: the utility model is provided with a wind deflector to control the wind direction and isolate the hot and cold wind, and a double-layer filter screen is installed to prevent dust at the same time. It is simpler and suitable for the energy-saving high-voltage motor; at the same time, the double-layer filter is installed on the cooler, which is convenient to disassemble and the double-layer filter can be cleaned; the two ends of the bellows are provided with ventilation There is an air outlet in the middle, which makes it suitable for various types of energy-saving motors and has wider practicability.

Description of drawings

Fig. 1 is the structural representation of the utility model energy-saving type high-voltage motor cooler;

Fig. 2 is the enlarged view of part I of energy-saving high-voltage motor cooler of the utility model;

Fig. 3 is the structural diagram of the combination of energy-saving high-voltage motor cooler of the utility model and energy-saving single fan motor;

Fig. 4 is a structural diagram of the combination of an energy-saving high-voltage motor cooler and an energy-saving double-fan motor of the present invention.

Detailed ways

The above-mentioned and other technical features and advantages of the present utility model will be described in more detail below in conjunction with the accompanying drawings.

Please refer to Fig. 1 and Fig. 2 for the structure diagram of the utility model energy-saving high-voltage motor cooler and the enlarged view of I part. The cooler is arranged on the body of the energy-saving high-voltage motor to cool the inside of the body of the energy-saving high-voltage motor. The cooler includes an air box 1, a wind deflector 2, a double-layer filter screen 3 and an air vent baffle 4.

The bellows 1 is arranged on the body of the energy-saving high-voltage motor, and the bellows 1 is provided with a ventilation hole (not shown in the figure) communicating with the air passage in the body of the energy-saving high-voltage motor. Ventilation openings are provided at both ends of the bellows 1, and the ventilation openings include a first ventilation opening 5 and a second ventilation opening 6 for ventilation, and a bellows air outlet 7 is provided in the middle of the bellows 1 for blowing out air.

The wind deflector 2 is arranged at both ends of the wind box 1 and is adjacent to the air outlet 7 of the wind box. The ventilation holes are provided on the vertical projection of the bellows 1 .

The double-layer filter screen 3 is installed at the air vent of the bellows 1 in a plug-in manner, that is, the double-layer filter screen 3 is inserted at the air vent, and the double-layer filter screen 3 is pulled out during disassembly, which is convenient Cleaning, the double-layer filter screen 3 can filter the ambient wind temperature, and can be disassembled and cleaned at the same time.

The air vent baffle 4 is arranged at the air vent, and the outside of the double-layer filter screen 3 is fixed by a door shaft 8 for waterproofing. The air vent baffle 4 is preferably a vent here. blinds.

A sound-absorbing layer (not shown in the figure) is also provided in the bellows 1 to reduce noise.

The energy-saving high-voltage motor body can realize the basic function of high-voltage power generation, which includes an energy-saving single-fan motor and an energy-saving double-fan motor. The energy-saving single-fan motor is to remove the fan on the basis of the existing single-fan motor, so as to reduce the operating load of the motor, facilitate maintenance and cleaning, and achieve the effect of energy saving. Similarly, the energy-saving dual-fan motor is based on the existing dual-fan motor with two fans removed to reduce the motor's operating load, facilitate maintenance and cleaning, and achieve energy-saving effects.

Please refer to Fig. 4 for the structural diagram of the combination of the energy-saving high-voltage motor cooler of the utility model and the energy-saving single-fan motor. The cooler is arranged on the energy-saving single-fan motor and communicates with the internal air duct of the energy-saving single-fan motor. The first vent 5 is an air inlet, and the second vent 6 is an air outlet. The double-layer filter screen 3 is arranged at the first ventilation port 5, and the arrow in the figure indicates the flow direction of the ambient wind temperature. When the motor is running, the ambient wind temperature of the outside world is sucked in by the first ventilation port 5 and passed through the wind deflector. 2. Function The air temperature of the environment enters the air duct inside the motor through the cooling air inlet 13 of the energy-saving single-fan motor body, and cools the internal structures such as the stator winding 10 of the energy-saving single-fan motor and the stator core 11 of the energy-saving single-fan motor. , after cooling, the ambient air temperature enters the air box 1 through the cooling air outlet 12 of the energy-saving single-fan motor body, and then is discharged from the second vent 6 by the air deflector 2, forming a single "U"-shaped air path.

Please refer to FIG. 4 which is a structural diagram of the combination of the energy-saving high-voltage motor cooler of the present invention and the energy-saving dual-fan motor. The cooler is arranged on the energy-saving dual-fan motor and communicates with the internal air duct of the energy-saving single-fan motor. The first vent 5 and the second vent 6 are air inlets, and are provided with Double layer filter 3. The arrows in the figure indicate the flow direction of the ambient air temperature. When the motor is running, the ambient air temperature enters through the first vent 5 and the second vent 6 at both ends of the bellows 1, and acts on the air through the wind deflector 2. Ambient wind temperature enters the internal air duct of the energy-saving dual-fan motor through the first air inlet 23 of the energy-saving double-fan motor body cooling air inlet 23 and the second air inlet 22 of the motor body cooling air. Type double-fan motor stator core 21 and other internal components are cooled. After cooling, the ambient air temperature is discharged from the bellows air outlet 7 through the energy-saving double-fan motor air outlet 24, forming a double "U"-shaped air path.

The utility model is provided with a wind deflector 2 which can control the wind direction and isolate the hot and cold wind at the same time, and the double-layer filter screen 3 is installed in the bellows 1 in a plug-in type, which is convenient for disassembly and cleaning, and can protect the environment at the same time. The dust in the wind temperature is filtered to make the structure of the cooler simpler; the two ends of the bellows 1 are provided with vents, and the middle is provided with an air outlet 7 of the bellows, making it suitable for various types of energy-saving motors and more practical. wide.

The above descriptions are only preferred embodiments of the present utility model, and are only illustrative, not restrictive, of the present utility model. Those skilled in the art understand that many changes, modifications, and even equivalents can be made within the spirit and scope defined by the claims of the utility model, but all will fall within the protection scope of the utility model.

Claims (10)

1. An energy-saving high-voltage motor cooler, which is arranged on the energy-saving high-voltage motor body, and cools and dissipates heat inside the energy-saving high-voltage motor body. It is characterized in that the cooler includes: A bellows, which is arranged above the body of the energy-saving high-voltage motor, and the bellows is provided with ventilation holes connected with the air passage in the body of the energy-saving high-voltage motor, and vents are provided at both ends of the bellows for ventilation; Wind deflectors, which are arranged at both ends of the wind box, are arc-shaped structures, used to guide the wind direction and isolate hot and cold wind; A double-layer filter screen is arranged at the vent to isolate dust. 2. The energy-saving high-voltage motor cooler according to claim 1, wherein the air box also includes an air outlet of the air box, which is arranged in the middle of both sides of the air box and between the air deflectors for outlet. wind. 3. The energy-saving high-voltage motor cooler according to claim 2, wherein the double-layer filter is installed on the bellows in a plug-in manner, which is convenient for disassembly and cleaning. 4. The energy-saving high-voltage motor cooler according to claim 3, characterized in that, the ventilation holes are provided at the vertical projection of the air deflector on the wind box. 5. The energy-saving high-voltage motor cooler according to claim 1 or 4, characterized in that, the cooler further comprises a vent baffle, which is arranged at the vent to prevent water and dust. 6 . The energy-saving high-voltage motor cooler according to claim 5 , wherein the air vent baffle is connected to the air vent through a door shaft. 7. The energy-saving high-voltage motor cooler according to claim 6, wherein the air vent baffle is an air vent louver. 8 . The energy-saving high-voltage motor cooler according to claim 7 , wherein a sound-absorbing layer is provided inside the air box to reduce noise. 9. The energy-saving high-voltage motor cooler according to claim 8, wherein the energy-saving high-voltage motor body is an energy-saving single-fan motor. 10. The energy-saving high-voltage motor cooler according to claim 8, wherein the energy-saving high-voltage motor body is an energy-saving double-fan motor.