CN220134212U

CN220134212U - Water pump with good air tightness

Info

Publication number: CN220134212U
Application number: CN202321689049.3U
Authority: CN
Inventors: 董在兴
Original assignee: Shandong Xingquan Pump Industry Technology Co ltd
Current assignee: Shandong Xingquan Pump Industry Technology Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-05
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses a water pump with good air tightness, which belongs to the field of water pumps and comprises a pump body and a motor fixedly arranged at the top of the pump body, wherein the output end of the motor is provided with a coupler, the output end of the motor is fixedly connected with a pump shaft through the coupler, the pump shaft is fixedly connected with an impeller, the top of the pump body is embedded and provided with a sealing sleeve, the pump shaft penetrates through the sealing sleeve, a sealing cover is fixedly arranged between the pump body and the motor, a bearing is arranged in the sealing cover in a propping way, and the pump shaft is rotatably arranged in the bearing; through seal cover, sealed cowling and bearing's setting, can play sealed effect between the output of motor and pump shaft, improve the gas tightness of water pump, make in the moisture is difficult for getting into the motor, extension motor's life, through the setting of housing, first bolt and second bolt, the convenience is maintained the part in the sealed cowling, avoids the part ageing to cause the leakage, further guarantees the gas tightness.

Description

Water pump with good air tightness

Technical Field

The utility model belongs to the technical field of water pumps, and particularly relates to a water pump with good air tightness.

Background

The water pump is a mechanism for delivering or pressurizing liquid, which transmits mechanical energy of a prime motor or other external energy to the liquid to increase the energy of the liquid, and is mainly used for delivering the liquid, including water, oil, acid-alkali liquor, emulsion, suspension emulsion, liquid metal and the like, and can also be used for delivering gas mixtures and liquids containing suspended solids.

The water pump in the prior art has pressure during operation, so that the water pump is very easy to immerse in the motor through the joint of the motor shaft and the pump shaft during water absorption, poor contact of the motor is caused, the water pump cannot work normally, and the service life of the motor is greatly reduced.

Disclosure of Invention

The utility model aims to provide a water pump with good air tightness so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a water pump that gas tightness is good, includes the pump body and the motor of fixed mounting at the pump body top, the output of motor is equipped with the shaft coupling, the output of motor passes through shaft coupling fixedly connected with pump shaft, fixedly connected with impeller on the pump shaft, the seal cover is installed in the top embedding of the pump body, the pump shaft runs through in the seal cover, fixed mounting has the sealed cowling between the pump body and the motor, the bearing is installed to the inside butt of sealed cowling, the pump shaft is installed in the bearing in the rotation.

As a preferred embodiment, the sealing cap comprises two oppositely arranged shells.

As a preferred embodiment, the two housings are fixedly mounted by a first bolt.

As a preferred embodiment, a sealing strip is embedded between the two covers.

As a preferred embodiment, the housing is fixedly mounted to the pump body by means of a second screw.

As a preferred embodiment, a sealing ring is provided between the housing and the pump body.

Compared with the prior art, the utility model has the beneficial effects that:

according to the water pump with good air tightness, through the arrangement of the sealing sleeve, the sealing cover and the bearing, the sealing effect can be achieved between the output end of the motor and the pump shaft, the air tightness of the water pump is improved, moisture is not easy to enter the motor, and the service life of the motor is prolonged;

this water pump that gas tightness is good, through the setting of housing, first bolt and second bolt, after long-term use, can loosen first bolt and second bolt, separate two housings to the convenience is maintained the part in the sealed cowling, avoids the part ageing to cause leakage, further guarantees the gas tightness.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic top view of a seal housing of the present utility model.

In the figure: 1. a pump body; 2. a motor; 3. a coupling; 4. a pump shaft; 5. an impeller; 6. sealing sleeve; 7. a sealing cover; 71. a housing; 72. a first bolt; 73. a sealing strip; 74. a second bolt; 75. a seal ring; 8. and (3) a bearing.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 1-3, the utility model provides a water pump with good air tightness, which comprises a pump body 1 and a motor 2 fixedly arranged at the top of the pump body 1, wherein a coupler 3 is arranged at the output end of the motor 2, the output end of the motor 2 is fixedly connected with a pump shaft 4 through the coupler 3, an impeller 5 is fixedly connected to the pump shaft 4, the output end of the motor 2 and the pump shaft 4 can be connected in an installation manner through the arrangement of the coupler 3, a sealing sleeve 6 is embedded at the top of the pump body 1, the pump shaft 4 penetrates through the sealing sleeve 6, a sealing cover 7 is fixedly arranged between the pump body 1 and the motor 2, a bearing 8 is arranged in the sealing cover 7 in an abutting manner, the pump shaft 4 is rotatably arranged in the bearing 8, the sealing sleeve 6, the sealing cover 7 and the bearing 8 are arranged, the air tightness of the water pump is improved, water is not easy to enter the motor 2, and the service life of the motor 2 is prolonged.

The seal cover 7 comprises two oppositely arranged cover shells 71, the two cover shells 71 are fixedly installed through a first bolt 72, the cover shells 71 are fixedly installed with the pump body 1 through a second bolt 74, after the seal cover is used for a long time, the first bolt 72 and the second bolt 74 can be loosened to separate the two cover shells 71, so that the components in the seal cover 7 are convenient to maintain, leakage caused by aging of the components is avoided, and air tightness is further ensured.

The sealing strips 73 are embedded between the two housings 71, the sealing rings 75 are embedded between the housings 71 and the pump body 1, and the sealing strips 73 and the sealing rings 75 can achieve a sealing effect between the two housings 71 and improve the sealing performance between the housings 71 and the pump body 1.

The working principle and the using flow of the utility model are as follows: firstly, through the setting of seal cover 6, sealed cowling 7 and bearing 8, can play sealed effect between the output of motor 2 and pump shaft 4, improve the gas tightness of water pump, make the moisture be difficult for getting into in the motor 2, prolong the life of motor 2, through the setting of housing 71, first bolt 72 and second bolt 74, after long-term use, can loosen first bolt 72 and second bolt 74, separate two housings 71 to the convenience is maintained the part in the sealed cowling 7, avoids the part ageing to cause the leakage, further guarantees the gas tightness.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a water pump that gas tightness is good, includes pump body (1) and fixed mounting motor (2) at pump body (1) top, its characterized in that: the output of motor (2) is equipped with shaft coupling (3), the output of motor (2) is through shaft coupling (3) fixedly connected with pump shaft (4), fixedly connected with impeller (5) on pump shaft (4), seal cover (6) are installed in the top embedding of pump body (1), pump shaft (4) run through in seal cover (6), fixed mounting has sealed cowling (7) between pump body (1) and motor (2), bearing (8) are installed in the inside butt of sealed cowling (7), pump shaft (4) rotate and install in bearing (8).

2. The water pump with good air tightness according to claim 1, wherein: the sealing cap (7) comprises two oppositely arranged shells (71).

3. The water pump with good air tightness according to claim 2, wherein: the two housings (71) are fixedly mounted by a first bolt (72).

4. The water pump with good air tightness according to claim 2, wherein: a sealing strip (73) is embedded between the two housings (71).

5. The water pump with good air tightness according to claim 2, wherein: the housing (71) is fixedly mounted with the pump body (1) through a second bolt (74).

6. The water pump with good air tightness according to claim 2, wherein: a sealing ring (75) is embedded between the housing (71) and the pump body (1).