CN214616902U

CN214616902U - Metering electromagnetic pump

Info

Publication number: CN214616902U
Application number: CN202120634959.6U
Authority: CN
Inventors: 叶创明
Original assignee: ET TECHNOLOGY Ltd
Current assignee: ET TECHNOLOGY Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-11-05
Anticipated expiration: 2031-03-29

Abstract

The utility model relates to a measurement electromagnetic pump relates to pump industry technical field, and this scheme includes electromagnetic pump and flowmeter, electromagnetic pump includes solenoid, pump case, the case, first pressure spring, second pressure spring and the valve of magnet material, the pump case includes pump line, spliced pole and sleeve, the one end of pump line and the one end fixed connection of sleeve, the one end fixed clip of spliced pole is between pump line and sleeve, and the sleeve overlaps on the spliced pole surface, solenoid fixed sleeve is in the outside of pump line, the water inlet end of flowmeter and the sleeve one end of keeping away from the pump line communicate; the utility model provides a small, the operational noise is little, measurable quantity fluid flow's technical problem.

Description

Metering electromagnetic pump

Technical Field

The utility model relates to a pump industry technical field especially relates to a measurement electromagnetic pump.

Background

With the higher and higher utilization rate of various small-sized electrical appliances, the internal structure thereof is more and more miniaturized, such as the development of pump industry; various pumps in the prior art are improved continuously in order to meet social development, and for some occasions with higher use requirements, the existing pumps with pure mechanical structures obviously have the defects of large volume and large noise because the existing pumps rotate to throw out liquid by virtue of blades, and on the other hand, the existing pumps generally do not have the function of measuring the flow of fluid.

SUMMERY OF THE UTILITY MODEL

The utility model aims to realize small, the running noise is little, measurable quantity fluid flow.

In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

a metering electromagnetic pump comprises an electromagnetic pump and a flowmeter, wherein the electromagnetic pump comprises an electromagnetic coil, a pump shell, a valve core made of a magnet material, a first pressure spring, a second pressure spring and a valve,

the pump shell comprises a pump pipe, a connecting column and a sleeve, one end of the pump pipe is fixedly connected with one end of the sleeve, one end of the connecting column is fixedly clamped between the pump pipe and the sleeve, the sleeve is sleeved on the surface of the connecting column, the electromagnetic coil is fixedly sleeved on the outer side of the pump pipe, and the water inlet end of the flowmeter is communicated with one end of the sleeve, which is far away from the pump pipe;

the valve core is arranged inside the pump pipe and the connecting column in a sliding mode, the outer side of the middle of the valve core is provided with a step in a surrounding mode, the first pressure spring is compressed between the connecting column and the step, and the second pressure spring is compressed at one end, far away from the sleeve, of the pump pipe and the valve core;

the valve includes first valve plug, first tower spring, second valve plug and second tower spring, the fixed shelves ring that is provided with in inside of spliced pole, shelves ring middle part are provided with the liquid outlet, first valve plug is close to telescopic one end at the case, first tower spring compression is between first valve plug and shelves ring, the one end of pump line is kept away from at the liquid outlet to second valve plug, second tower spring compression is between shelves ring and sleeve, is located the inside compression chamber that forms of spliced pole between first valve plug and the second valve plug.

Furthermore, the electromagnetic pump also comprises two groups of magnetic yoke rings, wherein the two groups of magnetic yoke rings are sleeved outside the pump pipe and are positioned between the electromagnetic coil and the pump pipe.

Furthermore, a bushing is arranged between the two groups of magnetic yoke rings, and the bushing is sleeved outside the pump pipe and is positioned between the electromagnetic coil and the pump pipe.

Furthermore, the pump comprises a retainer, wherein the retainer is fixedly arranged on the pump pipe, and the electromagnetic coil is fixedly arranged in the retainer.

Further, the sleeve is fixedly arranged on the retainer through a screw.

Further, the flowmeter comprises a shell, a rotary rotor, permanent magnet square iron and an induction unit, wherein a flow groove is formed in the shell, the flow groove is communicated with the inside of the sleeve, the rotary rotor is pivoted in the flow groove, the permanent magnet square iron is clamped in the rotary rotor, and the induction unit is matched with the permanent magnet square iron.

The utility model has the advantages that: the utility model discloses a put through general commercial power alternating current with solenoid, the case is under the effect of electromagnetic force, cooperation first pressure spring and second pressure spring, make the case reciprocate from top to bottom in pump line and spliced pole, when the case moves down, first tower spring promotes first valve plug and moves down, the pressure in the compression chamber reduces, the second case blocks up in liquid outlet department, the atmospheric pressure in the case is greater than the atmospheric pressure in the compression chamber, the fluid in the case is impressed in the compression chamber from between case and first valve plug; when the valve core moves upwards, the first valve plug is blocked at the upper end of the valve core, meanwhile, the space in the compression cavity is compressed, and the second valve plug is flushed by the increased air pressure in the compression cavity, so that the fluid in the compression cavity enters the sleeve through the liquid outlet; the continuous up-and-down reciprocating motion of the valve core further enables the fluid to be continuously pumped out from the liquid outlet, thereby realizing the liquid pumping, because the utility model adopts the electromagnetic coil after being electrified to generate magnetic force to drive the valve core to move and further transport the fluid, compared with the prior art, no driving shaft or paddle is needed, thereby leading the utility model to have more compact structure, easy to be arranged in a narrow space, leading the whole volume to be smaller, on the other hand, because the utility model discloses most of mechanical structures are abandoned, the noise generated by the mutual friction of parts is avoided to a great extent, thereby realizing the purpose of smaller noise; secondly the utility model discloses a design flow meter, with the one end intercommunication of the pump line is kept away from to the end of intaking of flow meter and sleeve, carry out the measurement of flow to the fluid of taking out at any time, thereby make the utility model discloses realize measurable quantity fluid flow's function.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the overall structure of the present invention;

FIG. 3 is a cut-away view of the overall structure of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is an enlarged view at B in FIG. 3;

FIG. 6 is an enlarged view at C in FIG. 3;

the reference signs are:

the electromagnetic pump 1, the electromagnetic coil 11,

pump casing 12, pump tube 121, connecting post 122, sleeve 123, snap 1231, collar 124, compression chamber 125,

a valve core 13, a step 131, a first compression spring 14, a second compression spring 15,

a first valve plug 161, a first tower spring 162, a second valve plug 163, a second tower spring 164,

the yoke ring 17, the bush 18, the holder 19,

the flowmeter 2, a shell 21, a buckle groove 211, a rotating rotor 22 and a permanent magnet square iron 23.

Detailed Description

The present invention is further described with reference to the accompanying drawings, and it should be noted that the terms of orientation such as up, down, left, right, front, back, etc. appearing in the present application document are based on the orientation shown in fig. 1.

A metering electromagnetic pump as shown in fig. 1 to 6 includes an electromagnetic pump 1 and a flow meter 2, and the electromagnetic pump 1 includes an electromagnetic coil 11, a pump housing 12, a valve element 13, a first compression spring 14, a second compression spring 15, a valve, a yoke ring 17, a bush 18, and a retainer 19.

The pump shell 12 comprises a pump pipe 121, a connecting column 122 and a sleeve 123, one end of the pump pipe 121 is fixedly connected with one end of the sleeve 123, one end of the connecting column 122 is fixedly clamped between the pump pipe 121 and the sleeve 123, the sleeve 123 is sleeved on the surface of the connecting column 122, the electromagnetic coil 11 is fixedly sleeved on the outer side of the pump pipe 121, and the water inlet end of the flowmeter 2 is communicated with one end, far away from the pump pipe 121, of the sleeve 123.

The valve core 13 is arranged inside the pump pipe 121 and the connecting column 122 in a sliding mode, a step 131 is arranged on the outer side of the middle of the valve core 13 in a surrounding mode, the first compression spring 14 is compressed between the connecting column 122 and the step 131, and the second compression spring 15 is compressed at one end, far away from the sleeve 123, of the pump pipe 121 and one end, far away from the sleeve 123, of the valve core 13.

The valve comprises a first valve plug 161, a first tower spring 162, a second valve plug 163 and a second tower spring 164, a baffle ring 124 is fixedly arranged inside the connecting column 122, a liquid outlet is formed in the middle of the baffle ring 124, the first valve plug 161 is plugged at one end, close to the sleeve 123, of the valve core 13, the first tower spring 162 is compressed between the first valve plug 161 and the baffle ring 124, the second valve plug 163 is plugged at one end, far away from the pump pipe 121, of the liquid outlet, the second tower spring 164 is compressed between the baffle ring 124 and the sleeve 123, and a compression cavity 125 is formed inside the connecting column 122 between the first valve plug 161 and the second valve plug 163.

By connecting the electromagnetic coil 11 with the common commercial power alternating current, the valve core 13 is matched with the first pressure spring 14 and the second pressure spring 15 under the action of the electromagnetic force, so that the valve core 13 moves up and down in the pump pipe 121 and the connecting column 122 in a reciprocating manner, the frequency of the commercial power alternating current is generally fifty hertz, and the frequency of the up-and-down reciprocating movement of the valve core 13 is also fifty hertz, thereby enabling the fluid to be pumped out continuously.

There are two sets of magnetic yoke rings 17, and two sets of magnetic yoke rings 17 are all sleeved outside the pump pipe 121 and are all located between the electromagnetic coil 11 and the pump pipe 121, and the bush 18 is arranged between two sets of magnetic yoke rings 17, and the bush 18 is sleeved outside the pump pipe 121 and is located between the electromagnetic coil 11 and the pump pipe 121.

The holder 19 is fixed to the pump tube 121, the electromagnetic coil 11 is fixed to the inside of the holder 19, and the sleeve 123 is fixed to the holder 19 by screws.

The flowmeter 2 comprises a shell 21, a rotating rotor 22, permanent magnet square iron 23 and an induction unit, wherein a flow groove is formed in the shell 21 and communicated with the interior of the sleeve 123, the rotating rotor 22 is pivoted in the flow groove, the permanent magnet square iron 23 is clamped in the rotating rotor 22, and the induction unit is matched with the permanent magnet square iron 23.

Be provided with into water end at the lower extreme of casing 21, the fixed delivery port that is provided with in upper end of casing 21, it all communicates with the chute with the delivery port to intake end, when fluid flows through from the chute, drive rotary rotor 22 and rotate, rotary rotor 22 rotates and drives permanent magnet square iron 23 and rotate, when permanent magnet square iron 23 rotates, make its magnetic field around change, the induction element is through sensing the magnetic field change of permanent magnet square iron 23, and then record permanent magnet square iron 23 pivoted number of turns, the internal diameter that combines the chute calculates fluidic flow information.

A fastening groove 211 is fixedly arranged at the lower end of the shell 21, a fastener 1231 is arranged at the upper end of the sleeve 123, the fastener 1231 is fastened in the fastening groove 211, and a sealing ring is fixedly arranged at the joint between the shell 21 and the sleeve 123 to prevent fluid from overflowing.

The utility model discloses a theory of operation does: when the valve plug 13 moves downwards, the first tower spring 162 pushes the first valve plug 161 to move downwards, the air pressure in the compression cavity 125 is reduced, the second valve plug 13 is blocked at the liquid outlet, the air pressure in the valve plug 13 is greater than the air pressure in the compression cavity 125, and the fluid in the valve plug 13 is pressed into the compression cavity 125 from between the valve plug 13 and the first valve plug 161; when the valve core 13 moves upwards, the first valve plug 161 is blocked at the upper end of the valve core 13, and the space in the compression chamber 125 is compressed, so that the increased air pressure in the compression chamber 125 flushes the second valve plug 163, and the fluid in the compression chamber 125 enters the sleeve 123 through the liquid outlet; the valve core 13 moves up and down continuously to pump fluid out of the liquid outlet continuously, so that liquid pumping is realized.

When fluid flows through the launder, the rotating rotor 22 is driven to rotate, the rotating rotor 22 rotates to drive the permanent magnet square iron 23 to rotate, when the permanent magnet square iron 23 rotates, the magnetic field around the permanent magnet square iron is changed, the induction unit senses the change of the magnetic field of the permanent magnet square iron 23, the number of rotating circles of the permanent magnet square iron 23 is measured, and the flow information of the fluid is calculated by combining the inner diameter of the launder.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. A metering electromagnetic pump, characterized by: comprises an electromagnetic pump and a flowmeter, wherein the electromagnetic pump comprises an electromagnetic coil, a pump shell, a valve core made of a magnet material, a first pressure spring, a second pressure spring and a valve,

2. A metering electromagnetic pump according to claim 1, wherein: the electromagnetic pump further comprises two groups of magnetic yoke rings, wherein the two groups of magnetic yoke rings are sleeved outside the pump pipe and are located between the electromagnetic coil and the pump pipe.

3. A metering electromagnetic pump according to claim 2, wherein: and a bushing is also arranged between the two groups of magnetic yoke rings, is sleeved outside the pump pipe and is positioned between the electromagnetic coil and the pump pipe.

4. A metering electromagnetic pump according to claim 1, wherein: the electromagnetic coil is fixedly arranged in the retainer.

5. A metering electromagnetic pump according to claim 4, wherein: the sleeve is fixedly arranged on the retainer through a screw.

6. A metering electromagnetic pump according to claim 1, wherein: the flowmeter comprises a shell, a rotary rotor, permanent magnet square iron and an induction unit, wherein a flow groove is formed in the shell, the flow groove is communicated with the inside of the sleeve, the rotary rotor is pivoted in the flow groove, the permanent magnet square iron is clamped in the rotary rotor, and the induction unit is matched with the permanent magnet square iron.