CN216342851U

CN216342851U - Water-cooled amphibious pump

Info

Publication number: CN216342851U
Application number: CN202122671746.3U
Authority: CN
Inventors: 林高晖; 陈挺; 邱士军
Original assignee: Leo Group Zhejiang Pump Co Ltd
Current assignee: Leo Group Zhejiang Pump Co Ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-04-19
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses a water-cooled amphibious pump, which comprises a base, a pump body and a pump head, wherein the pump body and the pump head are separated by a bracket, a pump cavity is arranged in the pump body, a motor is arranged in the pump cavity, a stator sleeve (a motor waterproof shell) is arranged between the motor and the pump cavity for preventing water from separating, an output shaft of the motor penetrates through the bracket and extends into the pump head, the tail end of the output shaft of the motor is fixedly connected with an impeller, a water outlet cover is arranged outside the impeller, a runner body part is arranged in the pump head, the inlet end of the water outlet cover is communicated with the runner body part, the outlet end of the water outlet cover is communicated with a water outlet pipe communicated with the interior of the pump head and the interior of the pump head, a water inlet pipe is communicated with the interior of the pump cavity and the pump head, the connecting pipe is communicated with the runner body part in the pump head, a water discharge hole is arranged at the bottom of the pump head, and a water injection hole is arranged on the connecting pipe above the pump head. The motor adopts a water cooling structure, fluid in the structure flows through the stator sleeve of the motor from the pump cavity, and a motor cooling fan is not required to be additionally arranged, so that the cooling efficiency is improved.

Description

Water-cooled amphibious pump

Technical Field

The utility model relates to the technical field of water pumps, in particular to a water-cooled amphibious pump.

Background

The traditional garden injection pump consists of a flow passage body component, a water outlet cover, an impeller, a motor, a fan cover, a pump body, a lifting handle, a bracket and other parts. The working principle is as follows: at first open the water injection plug screw of the pump body, toward filling up water, start the power afterwards, the pivot drives impeller and fan and rotates, and through the effect of centrifugal force, water flows into through runner body subassembly from the water inlet, and the effect of rethread impeller is thrown away through the play water lid, is at last by the delivery port blowout. The rotation of the fan can physically cool the motor. After the work is finished, the water-proof screw plug is opened, and then the residual water in the pump body can be discharged.

However, the jet pump has the following hidden troubles:

firstly, the motor is not waterproof, and if the water inlet complete machine is scrapped;

and secondly, the heat dissipation is realized by the fan, the fan cover of the fan of the bare engine is easy to deform when falling, the fan is blocked, and the fan generates noise.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model designs the water-cooled amphibious pump.

The utility model adopts the following technical scheme:

the utility model provides a but water-cooled pump of dwelling, the on-line screen storage device comprises a base, the pump body and pump head, separate through the bracket between the pump body and the pump head, be provided with the pump chamber in the pump chamber, be provided with stator sleeve (motor waterproof housing) water proof separation between motor and pump chamber, the output shaft of motor passes in the bracket extends to the pump head, the output shaft end fixedly connected with impeller of motor, the impeller is provided with out the water cover outward, be provided with the runner somatic part spare in the pump head, go out the outlet pipe of intercommunication in the water cover entry end intercommunication pump head and the pump head, the intercommunication has the inlet tube in the pump chamber, the intercommunication has the connecting pipe between pump chamber and pump head, the runner somatic part spare in the connecting pipe intercommunication pump head, the pump head bottom is provided with the hole of draining, be provided with the water injection hole on the connecting pipe of pump head top.

Preferably, the connecting pipe is arranged in a U-shaped handle shape.

Preferably, a filter screen is arranged in the connecting pipe.

Preferably, the tail end of the motor is provided with a top cover, electric appliance parts are arranged in the top cover, and waterproof sealing treatment is carried out among the top cover, the pump cavity and the motor through sealing rings.

Preferably, the water injection hole and the water discharge hole are respectively connected with a water injection screw plug and a water discharge screw plug.

Preferably, the connection pipe is fixed to the pump body and the pump head by insertion springs, respectively. And the connection can also be realized by threaded pipes or other water pipe clamp connections and the like.

Preferably, the inlet tube sets up in pump body bottom, and the outlet pipe sets up in the pump head top, and connecting pipe intercommunication pump head and pump body top.

The utility model has the beneficial effects that: (1) the connecting pipe is arranged in a U-shaped handle shape and is communicated with the pump cavity and the pump head, so that the connecting pipe can be used as a water pump handle and also a pipeline for unidirectional flow of fluid, a filter screen function can be added into the connecting pipe, impurities in the fluid are filtered, and the impeller is prevented from being impacted to cause damage; (2) the self-absorption capacity of the water pump is utilized, the motor adopts a water-cooling structure, fluid in the structure flows through a stator sleeve of the motor from a pump cavity, a motor cooling fan does not need to be additionally arranged, the cooling efficiency is improved, and compared with other patents, the fluid enters the water-cooling structure of the motor after being acted by the impeller, the scheme structure reduces the impact and pressure action on the motor and can also improve the motor efficiency; (3) the electric appliance component is arranged in the top cover, and the sealing ring is used for waterproof sealing, so that equipment faults caused by water inflow of the electric appliance component are reduced; (4) because the water pump does not have motor fan cooling, the noise reduces compared with traditional jet pump, and the noise of motor itself also can be covered the reduction because of the fluid.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is a cross-sectional view taken along the line A-A in FIG. 3;

in the figure: 1. the water pump comprises a base, 2, a pump body, 3, a pump head, 4, a water inlet pipe, 5, a water outlet pipe, 6, a motor, 7, a stator sleeve, 8, a bracket, 9, an impeller, 10, a water outlet cover, 11, a connecting pipe, 12, a flow passage body part, 13, a water discharging hole, 14, a water injecting hole, 15 and a top cover.

Detailed Description

The technical scheme of the utility model is further described in detail by the following specific embodiments in combination with the attached drawings:

example (b): as shown in the attached drawings 1-4, a water-cooled amphibious pump comprises a base 1, a pump body 2 and a pump head 3, wherein the pump body and the pump head are separated by a bracket 8, a pump cavity is arranged in the pump body, a motor 6 is arranged in the pump cavity, a stator sleeve 7 is arranged between the motor and the pump cavity for water-proof separation, an output shaft of the motor penetrates through the bracket and extends into the pump head, an impeller 9 is fixedly connected to the tail end of the output shaft of the motor, a water outlet cover 10 is arranged outside the impeller, a flow passage component is arranged in the pump head, the inlet end of the water outlet cover is communicated with the flow passage component, the outlet end of the water outlet cover is communicated with a water outlet pipe 5 communicated with the inside of the pump head and a water outlet pipe 4 communicated with the inside of the pump cavity, a connecting pipe 11 is communicated with the flow passage component 12 in the pump head, a water discharge hole 13 is arranged at the bottom of the pump head, and a water injection hole 14 is arranged on the connecting pipe above the pump head.

The connecting pipe is arranged in a U-shaped handle shape. A filter screen is arranged in the connecting pipe. The end of the motor is provided with a top cover 15, electric appliance parts are arranged in the top cover, and waterproof sealing treatment is carried out among the top cover, the pump cavity and the motor through sealing rings. The water injection hole and the water discharge hole are respectively connected with a water injection screw plug and a water discharge screw plug. The connecting pipe is respectively fixed with the pump body and the pump head through the inserting spring.

This but water-cooled pump of dwelling when using, at first open the water injection plug screw on the connecting pipe, fill water to inside, then screw up the water injection plug screw and start the water pump motor, water gets into from the inlet tube, flows through the stator cover, loops through the connecting pipe again and gets into the runner somatic part spare, through the centrifugal force effect of impeller afterwards, goes out water through the outlet pipe after being thrown away by the play water cover. The whole motor is immersed in flowing water, so that heat generated by the motor can be taken away in time, a fan structure is omitted, and the motor is not easy to enter water. After the work is finished, the water discharging screw plug and the water inlet pipe are opened, and the residual water in the left and right side cavities can be discharged.

Compared with the existing injection pump scheme, the injection pump has a more compact structure, the motor adopts a water cooling structure, and heat generated by the motor is taken away in time through flowing water. Therefore, the water cooling of the motor in the same power section can be used for high power, and the performance is improved compared with the traditional injection pump. When the water pump works, the motor part is in a low-pressure area, and the pressure influence on the stator sleeve is small. The water pump of the scheme can be waterproof, the fault risk caused by water inflow of the motor is reduced, the user can use the water pump as a submersible pump, the machine is dual-purpose, and the land diving is met.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the utility model as set forth in the claims.

Claims

1. A water-cooled amphibious pump comprises a base (1), a pump body (2) and a pump head (3), and is characterized in that the pump body (2) and the pump head (3) are separated by a bracket (8), a pump cavity is arranged in the pump body (2), a motor (6) is arranged in the pump cavity, a stator sleeve (7) is arranged between the motor (6) and the pump cavity for preventing water and separating, an output shaft of the motor (6) penetrates through the bracket (8) and extends into the pump head (3), an impeller (9) is fixedly connected to the tail end of the output shaft of the motor (6), a water outlet cover (10) is arranged outside the impeller (9), a flow passage body part (12) is arranged in the pump head (3), an inlet end of the water outlet cover (10) is communicated with the flow passage body part (12), an outlet end of the water outlet cover (10) is communicated with a water outlet pipe (5) in the pump head (3) and a water inlet pipe (4) is communicated in the pump cavity, a connecting pipe (11) is communicated between the pump cavity and the pump head (3), the connecting pipe (11) is communicated with a runner body part (12) in the pump head (3), a water discharging hole (13) is arranged at the bottom of the pump head (3), and a water injecting hole (14) is arranged on the connecting pipe above the pump head (3).

2. A water-coolable amphibious pump according to claim 1, characterized in that the connection pipe (11) is in the form of a U-handle.

3. A water-coolable amphibious pump according to claim 1, characterised in that a sieve is placed in the connection pipe (11).

4. The water-coolable amphibious pump as claimed in claim 1, wherein a top cover (15) is arranged at the tail end of the motor (6), electrical components are arranged in the top cover (15), and waterproof sealing treatment is performed among the top cover (15), the pump cavity and the motor (6) through sealing rings.

5. The water-coolable amphibious pump as claimed in claim 1, wherein said water injection hole (14) and said water discharge hole (13) are respectively connected with a water injection screw plug and a water discharge screw plug.

6. A water-coolable amphibious pump according to claim 1, characterized in that the connection pipe (11) is fixed to the pump body (2) and the pump head (3) by means of insert springs, respectively.

7. A water-coolable amphibious pump as claimed in claim 1, characterised in that the inlet pipe (4) is arranged at the bottom end of the pump body (2), the outlet pipe (5) is arranged at the top end of the pump head (3), and the connecting pipe (11) connects the pump head (3) and the top end of the pump body (2).