CN211370690U - Electromagnetic diaphragm miniature water pump device - Google Patents

Abstract

The utility model discloses an electromagnetic diaphragm miniature water pump device, which comprises a water pump main body, wherein the water pump main body is provided with a water storage bin, a water inlet and a water outlet are arranged on the water pump main body, the water inlet and the water outlet are both communicated to the water storage bin, and the water storage bin is provided with a pump core channel; the electromagnetic coil is arranged in the water pump main body; the pump core can be reset and movably arranged in the pump core channel, and the volume of the water storage bin is changed through the movement of the pump core; and the one-way check valves are respectively arranged at the water inlet and the water outlet, the one-way check valves respectively allow the water inlet direction of the water inlet and the water outlet direction of the water outlet to be opened, the pump core moves and changes the volume of the water storage bin, and then the one-way check valves are opened and closed to complete the operation of the water pump.

Description

Electromagnetic diaphragm miniature water pump device

Technical Field

The utility model relates to a water pump unit, in particular to miniature water pump unit of electromagnetic diaphragm.

Background

The electromagnetic diaphragm micro water pump is a diaphragm type micro vacuum pump. The simple working principle of the diaphragm type micro vacuum pump is as follows: the circular motion of the motor makes the diaphragm inside the pump do reciprocating motion through a mechanical device, so that air in the pump cavity is compressed and stretched to form vacuum, a pressure difference is generated between the air suction opening and the external atmospheric pressure, and the air is sucked into the pump cavity and then discharged from the exhaust opening under the action of the pressure difference.

However, the following problems mainly exist in the prior art:

1. the surface temperature of the water pump is high;

2. the effluent flow is unstable, and the deviation is large (the deviation of the test flow at different time intervals is 15-20%);

3. the phenomenon that the water output quantity of the pump is gradually reduced or water does not flow out after the pump is placed for a long time.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a miniature water pump device of electromagnetic diaphragm can thoroughly solve the pump through the chemistry and the physical properties that improve the miniature water pump cavity of electromagnetic diaphragm inside core part material and place the phenomenon that the pump delivery volume diminishes, or can not go out water for a long time.

In order to solve the technical problem, the utility model discloses a technical scheme does:

an electromagnetic diaphragm micro water pump device, the electromagnetic diaphragm micro water pump device being connected to a power source, comprising:

the water pump comprises a water pump main body, a water inlet and a water outlet, wherein the water pump main body is provided with a water storage bin, the water inlet and the water outlet are communicated to the water storage bin, and the water storage bin is provided with a pump core channel;

the electromagnetic coil is arranged in the water pump main body;

the pump core is movably arranged in the pump core channel in a resetting manner, the volume of the water storage bin is changed through the movement of the pump core, and the movement of the pump core can be controlled by a magnetic field generated after the electromagnetic coil is electrified; and

two one-way check valves, one-way check valve sets up respectively the water inlet with the delivery port, and one-way check valve allows respectively the direction of intaking of water inlet with the direction of delivery port is opened, the pump core removes and changes the volume in reservoir, and then leads to one-way check valve's switching is in order to accomplish the water pump operation.

Preferably, the water pump further comprises an elastic element, one end of the elastic element is fixed in the water pump body, and the other end of the elastic element is connected with the pump core.

Preferably, the pump further comprises a diaphragm and a pump core seat, the pump core is mounted on the pump core seat, and the diaphragm is arranged at one end of the pump core.

Preferably, the water inlet and the water outlet are provided with two protective caps which are arranged in a jogged mode.

Preferably, the magnetic separation device further comprises a magnetic separation pipe and a magnetic protection frame, the magnetic protection frame covers the shell of the water pump main body, and the magnetic separation pipe is arranged at the joint of the pump core and the water pump main body.

Adopt above-mentioned technical scheme, the utility model has the characteristics of compact structure easily arranges in narrow and small space, and output pressure is low, does not have the leakage, and is small, and the price is cheap relatively, and the dynamic regulation characteristic is good, and output flow is stable etc.

Drawings

Fig. 1 is a cross-sectional view of the electromagnetic diaphragm miniature water pump device of the present invention;

fig. 2 is an exploded view of the electromagnetic diaphragm miniature water pump device of the present invention;

fig. 3 is a schematic structural view of the electromagnetic diaphragm miniature water pump device of the present invention when powered on;

fig. 4 is the structural schematic diagram of the electromagnetic diaphragm miniature water pump device of the present invention that discharges water when power is off.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-2, the utility model provides a miniature pumping unit of electromagnetic diaphragm, miniature pumping unit of electromagnetic diaphragm includes a water pumpmain part 10, water pumpmain part 10 is provided with awater storage bin 100 be provided with a water inlet 11 and adelivery port 12 on the water pumpmain part 10, water inlet 11 withdelivery port 12 all communicates towater storage bin 100,water storage bin 100 is provided with apump core passageway 101.

The electromagnetic diaphragm miniature water pump device further comprises apump core 20, wherein thepump core 20 is movably arranged in thepump core channel 101, and the volume of thewater storage bin 100 is changed through the movement of thepump core 20. In this embodiment, the electromagnetic diaphragm miniature water pump device further includes anelectromagnetic coil 30, theelectromagnetic coil 30 is disposed in thewater pump body 10, and a magnetic field generated by theelectromagnetic coil 30 after being energized can control the movement of thepump core 20.

As shown in fig. 3-4, it can be understood that thepump core 20 itself also has a magnetic conductive property, theelectromagnetic coil 30 generates a magnetic field when it is powered on, and the magnetic field disappears when theelectromagnetic coil 30 is powered off, so that thepump core 20 can be reset to the home position.

During the movement of thepump cartridge 20, the volume of thewater storage chamber 100 changes, so that water quantitatively flows from the water inlet 11 to thewater outlet 12.

A one-way check valve 40 is provided at the water inlet 11, the one-way check valve 40 allowing opening in the water inlet direction, and a one-way check valve 40 is provided at thewater outlet 12, the one-way check valve 40 allowing opening in the water outlet direction. Thepump core 20 moves and changes the volume of thewater storage bin 100, thereby causing the one-way check valve 40 to open and close to complete the pumping operation.

Specifically, thepump cartridge 20 is resettable by anelastic member 50 disposed in thewater pump body 10, one end of theelastic member 50 is fixed in thewater pump body 10, and the other end thereof is connected to thepump cartridge 30. That is, theelastic element 50 is stretched when thepump core 20 moves due to the magnetic field of theelectromagnetic coil 30, and after the power is cut off, theelastic element 50 drives thepump core 20 to return to the original position.

Further, the present embodiment further includes adiaphragm 60 and apump core seat 21, thepump core 20 is mounted on thepump core seat 21, and thediaphragm 60 is disposed at one end of thepump core 21.

Further, the present embodiment further includes twoprotective caps 70, and theprotective caps 70 are fittingly disposed on the water inlet 11 and thewater outlet 12.

Further, this embodiment further includes amagnetism isolating pipe 80 and a magnetism keepingframe 90, the magnetism keepingframe 90 covers the outer shell of the water pumpmain body 10, themagnetism isolating pipe 80 is disposed at the joint of thepump core 20 and the water pumpmain body 10.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims (5)

1. The utility model provides a miniature water pump set of electromagnetic diaphragm, miniature water pump set of electromagnetic diaphragm connects a power, its characterized in that includes:

the water pump comprises a water pump main body, a water inlet and a water outlet, wherein the water pump main body is provided with a water storage bin, the water inlet and the water outlet are communicated to the water storage bin, and the water storage bin is provided with a pump core channel;

the electromagnetic coil is arranged in the water pump main body;

the pump core is movably arranged in the pump core channel in a resetting manner, the volume of the water storage bin is changed through the movement of the pump core, and the movement of the pump core can be controlled by a magnetic field generated after the electromagnetic coil is electrified; and

two one-way check valves, one-way check valve sets up respectively the water inlet with the delivery port, and one-way check valve allows respectively the direction of intaking of water inlet with the direction of delivery port is opened, the pump core removes and changes the volume in reservoir, and then leads to one-way check valve's switching is in order to accomplish the water pump operation.

2. The electromagnetic diaphragm miniature water pump device of claim 1 further comprising an elastic member, one end of said elastic member being fixed within said water pump body and the other end of said elastic member being connected to said pump core.

3. The electromagnetic diaphragm micro-pump apparatus according to claim 1, further comprising a diaphragm and a pump cartridge seat, wherein the pump cartridge is mounted to the pump cartridge seat, and the diaphragm is disposed at one end of the pump cartridge.

4. The electromagnetic diaphragm miniature water pump device of claim 1 further comprising two protective caps fittingly disposed to said water inlet and said water outlet.

5. The electromagnetic diaphragm miniature water pump device according to claim 1, further comprising a magnetic isolation tube and a magnetic protection frame, wherein the magnetic protection frame covers the outer shell of the water pump main body, and the magnetic isolation tube is arranged at the joint of the pump core and the water pump main body.

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