CN214788039U

CN214788039U - Efficient energy-saving water pump adopting variable frequency control

Info

Publication number: CN214788039U
Application number: CN202120991412.1U
Authority: CN
Inventors: 詹汉中
Original assignee: Shenzhen Shanye Aquatic Products Co ltd
Current assignee: Shenzhen Shanye Aquatic Products Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-19
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses a high-efficiency energy-saving water pump adopting variable frequency control, which comprises a pump body, an upper cover and a lower cover; the pump body is positioned in the lower cover and is internally provided with a cavity, and the bottom of the cavity is provided with a water inlet; a water outlet pipe is arranged in the pump body, the upper cover covers the pump body, a water outlet is arranged on the upper cover, and the water outlet is communicated with the cavity through the water outlet pipe; a motor, a control panel and a frequency converter are arranged in the pump body, and the motor and the frequency converter are electrically connected with the control panel; the motor comprises a stator component and a rotor component, wherein the stator component is sleeved on the rotor component; one end of the rotor component is connected with an impeller which is arranged in the cavity; the first bearing and the second bearing are sleeved with shaft sleeves to protect the first bearing and the second bearing; the first through hole on the lower cover is used for water flow to enter the water inlet; the second through hole on the pump body is used for connecting the control panel with an external power supply; the handle on the upper cover is convenient for a user to carry; and a rope can be tied on the handle, and the water pump is put into water for suction.

Description

Efficient energy-saving water pump adopting variable frequency control

Technical Field

The utility model relates to a water pump technical field especially relates to an adopt variable frequency control's high-efficient energy-saving water pump.

Background

Water pumps are machines that deliver or pressurize a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used to transfer liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal.

The traditional water pump controller is a universal frequency converter and is placed outside a water pump, and because the universal frequency converter cannot be placed underwater together with the water pump, a customer needs to connect a power line and a motor line and set parameters for use, and the traditional water pump controller is troublesome to use and is easy to have the problems of wrong connection and the like; and because the water pump is often placed under water, the cost is high due to the fact that the motor wire can be pulled to have very long EMC (electromagnetic compatibility) and poor performance; in addition, the general frequency converter usually needs an additional fan to dissipate heat of the frequency converter, which increases the cost.

Therefore, in order to solve the problems of complicated wiring and operation, long motor line, long pump body, additional heat dissipation condition, water leakage worry and the like, a frequency converter capable of being placed in a water pump cavity needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-efficiency energy-saving water pump adopting variable frequency control.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-efficiency energy-saving water pump adopting variable frequency control comprises a pump body, an upper cover and a lower cover; the pump body is positioned in the lower cover and is internally provided with a cavity, and the bottom of the cavity is provided with a water inlet; a water outlet pipe is arranged in the pump body, the upper cover covers the pump body, a water outlet is formed in the upper cover, and the water outlet is communicated with the cavity through the water outlet pipe; a motor, a control panel and a frequency converter are arranged in the pump body, and the motor and the frequency converter are both electrically connected with the control panel; the motor comprises a stator component and a rotor component, wherein the stator component is sleeved on the rotor component; one end of the rotor component is connected with an impeller, and the impeller is arranged in the cavity.

Preferably, the rotor assembly comprises a rotor, a first bearing and a second bearing, and the first bearing and the second bearing are respectively sleeved at two ends of the rotor; one end of the rotor penetrates through the pump body to be connected with the impeller.

Preferably, the first bearing and the second bearing are both sleeved with shaft sleeves.

Preferably, the upper cover is further provided with a handle.

Preferably, the lower cover is provided with a plurality of first through holes; for water flow into the water inlet.

Preferably, the pump body is provided with a second through hole for connecting the control panel with an external power supply.

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

the utility model relates to an efficient energy-saving water pump adopting variable frequency control, which is characterized in that a water supply pump is powered on, a control panel controls a motor to work, a rotor component rotates so as to drive an impeller to rotate, external water flow flows into a water inlet from a first through hole and enters a cavity, and the impeller drives the water flow to reach a water outlet from a water outlet pipe; the first bearing and the second bearing are sleeved with shaft sleeves respectively to protect the first bearing and the second bearing and prevent the rotor from shaking; the lower cover is provided with a plurality of first through holes; for water flow into the water inlet; the pump body is provided with a second through hole for connecting the control panel with an external power supply; the upper cover is also provided with a handle, so that the upper cover is convenient for a user to carry; and a rope can be tied on the handle, and the water pump is put into water for suction.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of another angle proposed by the present invention;

fig. 3 is a schematic structural diagram of the pump body and the lower cover provided by the present invention.

Illustration of the drawings:

1. a pump body, a pump body 2 and an upper cover,

3. the lower cover, 4, the chamber,

5. a motor, 6 and a control panel,

7. a frequency converter, 11, a water outlet pipe,

12. a second through hole 21, a water outlet,

22. a handle 31, a first through hole,

51. stator assembly, 52, rotor assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the high-efficiency energy-saving water pump adopting frequency conversion control comprises a pump body 1, an upper cover 2 and a lower cover 3; a cavity 4 is arranged in the lower cover 3 of the pump body 1, and a water inlet is arranged at the bottom of the cavity 4; a water outlet pipe 11 is arranged in the pump body 1, the upper cover 2 covers the pump body 1, a water outlet 21 is arranged on the upper cover 2, and the water outlet 21 is communicated with the cavity 4 through the water outlet pipe 11; a motor 5, a control panel 6 and a frequency converter 7 are arranged in the pump body 1, and the motor 5 and the frequency converter 7 are both electrically connected with the control panel 6; the motor 5 comprises a stator assembly 51 and a rotor assembly 52, wherein the stator assembly 51 is sleeved on the rotor assembly 52; the rotor assembly 52 has an impeller (not shown) attached to one end thereof, and the impeller is disposed in the chamber 4.

The rotor assembly 52 includes a rotor, a first bearing and a second bearing, and the first bearing and the second bearing are respectively sleeved at two ends of the rotor; one end of the rotor penetrates through the pump body and is connected with the impeller; all the sleeves are sleeved on the first bearing and the second bearing to protect the first bearing and the second bearing, and the rotor can not shake.

The upper cover 2 is also provided with a handle 21, which is convenient for a user to carry; and a rope can be tied on the handle 21 to put the water pump into the water for suction.

The lower cover 3 is provided with a plurality of first through holes 31; for water flow into the water inlet; the pump body 1 is provided with a second through hole 12 for connecting the control panel 6 with an external power supply.

The utility model discloses the theory of operation: the feed pump is powered on, the control panel 6 controls the motor 5 to work, the rotor assembly 52 rotates to drive the impeller to rotate, external water flows into the water inlet from the first through hole 31 and enters the cavity 4, and the impeller drives the water flow to reach the water outlet 21 from the water outlet pipe 11.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A high-efficiency energy-saving water pump adopting variable frequency control is characterized by comprising a pump body, an upper cover and a lower cover; the pump body is positioned in the lower cover and is internally provided with a cavity, and the bottom of the cavity is provided with a water inlet; a water outlet pipe is arranged in the pump body, the upper cover covers the pump body, a water outlet is formed in the upper cover, and the water outlet is communicated with the cavity through the water outlet pipe; a motor, a control panel and a frequency converter are arranged in the pump body, and the motor and the frequency converter are both electrically connected with the control panel; the motor comprises a stator component and a rotor component, wherein the stator component is sleeved on the rotor component; one end of the rotor component is connected with an impeller, and the impeller is arranged in the cavity.

2. The high-efficiency energy-saving water pump adopting variable frequency control as claimed in claim 1, wherein the rotor assembly comprises a rotor, a first bearing and a second bearing, the first bearing and the second bearing are respectively sleeved at two ends of the rotor; one end of the rotor penetrates through the pump body to be connected with the impeller.

3. The high-efficiency energy-saving water pump adopting variable-frequency control as claimed in claim 2, wherein shaft sleeves are sleeved on the first bearing and the second bearing.

4. The high-efficiency energy-saving water pump adopting variable-frequency control as claimed in claim 1, wherein the upper cover is further provided with a handle.

5. The high-efficiency energy-saving water pump adopting variable-frequency control as claimed in claim 1, wherein a plurality of first through holes are arranged on the lower cover; for water flow into the water inlet.

6. The water pump with variable frequency control and high efficiency and energy saving as claimed in claim 1, wherein the pump body is provided with a second through hole for connecting the control board with an external power supply.