CN210106183U - Water pump unit cooling structure - Google Patents

Abstract

A cooling structure for a water pump unit, comprising a water pump, a motor, a base, a first fan, a first circlip, a coupling, a coupling cover, a second fan, a second circlip and a motor fan cover; the water pump is a horizontal pump , the two ends of the motor shaft of the motor protrude from the casing of the motor, the two ends of the motor shaft are positioned and installed with the first fan and the second fan through the circlip, and the end of the motor shaft where the first fan is installed is connected with the coupling through the coupling. The pump shaft is connected, the coupling and the first fan are covered with a coupling cover, and the second fan is covered with a motor fan cover. By installing fans at both ends of the motor, the heat dissipation effect of the motor casing is accelerated, the service life of the motor is prolonged, the energy utilization rate is improved, and the power loss of the motor is reduced; It can increase the heat dissipation effect at the bearing parts of the water pump, improve the service life of the water pump bearing, and ensure the normal operation of the water pump.

Description

A cooling structure of a water pump unit

technical field

The utility model relates to a cooling structure of a water pump unit.

Background technique

The existing water pump unit is not good in the cooling effect of the motor and the bearing parts. If the cooling effect of the motor is not good, the temperature of the motor will rise when the motor is running, which reduces the working efficiency of the motor, shortens the service life of the internal bearing of the motor, and reduces the energy The utilization rate increases the power loss of the motor; the heat dissipation of the water pump bearing is poor, which shortens the service life of the water pump bearing and directly affects the normal operation of the water pump.

Utility model content

Aiming at the above problems, the utility model provides a cooling structure for a water pump unit.

The purpose of this utility model can be achieved through the following technical solutions: a cooling structure for a water pump unit, comprising a water pump, a motor, a base, a first fan, a first retaining spring, a coupling, a coupling cover, a second fan, The second circlip and the motor fan cover; the water pump is a horizontal pump, the pump body and the pump cover of the water pump are respectively installed on the base through the pump body bracket and the pump cover bracket, the motor is installed on the base through the motor bracket, the motor The two ends of the motor shaft of the motor pass through the casing of the motor, the first shaft shoulder and the first key are provided at one end of the motor shaft close to the pump shaft, and the first fan passes through the first shaft shoulder, the first key and the first shaft. The matching position of the first retaining spring is installed at one end of the motor shaft close to the pump shaft, and one end of the motor shaft is connected with one end of the pump shaft of the water pump through a coupling, and the coupling and the first fan are covered with a coupling cover, the coupling cover is installed on the base, the other end of the motor shaft is provided with a second shoulder and a second key, and the second fan passes through the second shoulder, the second key and the second card The spring is fitted and positioned at the other end of the motor shaft, the second fan is covered with a motor fan cover, and the motor fan cover is mounted on the casing of the motor.

Compared with the prior art, the beneficial effects of the utility model are as follows: fans are installed at both ends of the motor to accelerate the heat dissipation effect of the motor casing, prolong the service life of the motor, improve the energy utilization rate, and reduce the power loss of the motor; The airflow generated by the second fan, especially the effect of the first fan on the water pump, increases the heat dissipation effect at the bearing parts of the water pump, improves the service life of the water pump bearing, and ensures the normal operation of the water pump.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

The part numbers in the figure are as follows:

1 water pump

2 motors

3 base

4 first fan

5 The first circlip

6 Couplings

7 Coupling cover

8 second fan

9 Second circlip

10 Motor fan cover.

Detailed ways

The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that those skilled in the art can more clearly understand how to practice the present invention. Although the present invention has been described in conjunction with its preferred specific embodiments, these embodiments are intended to illustrate rather than limit the scope of the present invention.

Referring to Figure 1, a cooling structure of a water pump unit includes a water pump 1, a motor 2, a base 3, a first fan 4, a first retaining spring 5, a coupling 6, a coupling cover 7, a second fan 8, a second fan Circlip 9 and motor fan cover 10.

The water pump 1 is a horizontal pump, the pump body and the pump cover of the water pump 1 are respectively installed on the base 3 through the pump body bracket and the pump cover bracket, and the motor 2 is installed on the base 3 through the motor 2 bracket. Both ends of the shaft pass through the casing of the motor 2, the first shaft shoulder and the first key are provided at one end of the motor shaft close to the pump shaft, and the first fan 4 passes through the first shaft shoulder, the first key and the first shaft. The first circlip 5 is installed at one end of the motor shaft close to the pump shaft. The first shaft shoulder and the first circlip 5 cooperate to locate the first fan 4 in the axial direction. The first fan 4 is positioned circumferentially, and one end of the motor shaft is connected to one end of the pump shaft of the water pump 1 through a coupling 6. The coupling 6 and the first fan 4 are covered with a coupling cover 7. The shaft cover 7 is mounted on the base 3 , the other end of the motor shaft is provided with a second shoulder and a second key, and the second fan 8 passes through the second shoulder, the second key and the second retaining spring 9 The matching positioning is installed at the other end of the motor shaft, the second shaft shoulder and the second retaining spring 9 cooperate to position the second fan 8 in the axial direction, and the second key cooperates with the second fan 8 to realize the circumferential positioning of the second fan 8 , the second fan 8 is covered with a motor fan cover 10 , and the motor fan cover 10 is installed on the casing of the motor 2 .

During operation, the motor 2 starts, the first fan 4 and the second fan 8 rotate synchronously with the rotation of the motor shaft, and the generated airflow blows away the heat on the surface of the outer casing of the motor 2 to achieve a cooling effect. The first fan 4 and the first fan 4 play a role of safety protection to prevent the entanglement of foreign objects, and the motor fan cover 10 plays a role of safety protection for the second fan 8 to prevent the entanglement of foreign objects.

By installing fans at both ends of the motor 2, the heat dissipation effect of the casing of the motor 2 is accelerated, the service life of the motor 2 is prolonged, the energy utilization rate is improved, and the power loss of the motor 2 is reduced; In particular, the first fan 4 acts on the water pump 1 to increase the heat dissipation effect of the water pump bearing components and improve the service life of the water pump bearing.

It should be pointed out that, for the fully described utility model, there can also be various modified and modified implementations, and it is not limited to the specific examples of the above implementations. The above-mentioned embodiments are only used as an illustration of the present invention, rather than a limitation of the present invention. In a word, the protection scope of the present invention should include those changes or substitutions and modifications that are obvious to those of ordinary skill in the art.

Claims (1)

1. A cooling structure for a water pump unit, characterized in that it comprises a water pump, a motor, a base, a first fan, a first circlip, a coupling, a coupling cover, a second fan, a second circlip and a motor fan cover The water pump is a horizontal pump, the pump body and the pump cover of the water pump are respectively installed on the base through the pump body support and the pump cover support, the motor is installed on the base through the motor support, and the two ends of the motor shaft of the motor are connected from the motor. A first shaft shoulder and a first key are provided at one end of the motor shaft close to the pump shaft, and the first fan is positioned and installed through the cooperation of the first shaft shoulder, the first key and the first circlip At one end of the motor shaft close to the pump shaft, one end of the motor shaft is connected to one end of the pump shaft of the water pump through a coupling, and the coupling and the first fan are covered with a coupling cover, and the coupling cover is Installed on the base, the other end of the motor shaft is provided with a second shaft shoulder and a second key, and the second fan is positioned and installed on the motor shaft through the cooperation of the second shaft shoulder, the second key and the second circlip At the other end of the motor fan cover, the second fan is covered with a motor fan cover, and the motor fan cover is mounted on the casing of the motor.

Images