CN221277947U - Low-noise high-efficiency micropump - Google Patents
Low-noise high-efficiency micropump Download PDFInfo
- Publication number
- CN221277947U CN221277947U CN202323082511.6U CN202323082511U CN221277947U CN 221277947 U CN221277947 U CN 221277947U CN 202323082511 U CN202323082511 U CN 202323082511U CN 221277947 U CN221277947 U CN 221277947U
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- China
- Prior art keywords
- water inlet
- low
- outlet nozzle
- bottom shell
- noise
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000003822 epoxy resin Substances 0.000 claims abstract description 19
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000005086 pumping Methods 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
A low noise, high efficiency micropump comprising: a bottom shell and a water inlet and outlet nozzle; the top of the bottom shell is connected with the bottom of the water inlet and outlet nozzle, a driving plate and epoxy resin are arranged in an inner cavity of the bottom shell, a wire is arranged on one side of the epoxy resin, and piezoelectric ceramics are arranged in the inner cavity of the bottom shell; the water inlet and outlet nozzle, one side of the water inlet and outlet nozzle is provided with a flow distribution disc, and a sealing gasket is arranged in an inner cavity of the water inlet and outlet nozzle. The low-noise high-efficiency micro pump can transmit current to the driving plate through the lead, so that the driving plate can vibrate, thereby driving the pressure ceramic to vibrate at high frequency to generate pressure difference in the external atmosphere inside the sealed micro pump, pumping water and spraying water are realized, and the low-noise high-efficiency micro pump can work efficiently and simultaneously generate less noise.
Description
Technical Field
The utility model relates to the technical field of micropumps, in particular to a low-noise high-efficiency micropump.
Background
At present, the existing micropump is used for realizing water pumping and water spraying through a turbine, but larger noise is generated when the turbine rotates, the surrounding environment is influenced, so that noise pollution is caused, meanwhile, the working efficiency of the turbine is not high enough, and therefore, the low-noise efficient micropump is designed, water pumping and water spraying can be realized without using the turbine, and meanwhile, the efficient micropump has higher working efficiency.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art and provides a low-noise high-efficiency micropump.
The aim of the utility model is realized by the following technical scheme:
a low noise, high efficiency micropump comprising: a bottom shell and a water inlet and outlet nozzle; the top of the bottom shell is connected with the bottom of the water inlet and outlet nozzle, a driving plate and epoxy resin are arranged in an inner cavity of the bottom shell, a wire is arranged on one side of the epoxy resin, and piezoelectric ceramics are arranged in the inner cavity of the bottom shell; the water inlet and outlet nozzle, one side of the water inlet and outlet nozzle is provided with a flow distribution disc, a sealing gasket is arranged in an inner cavity of the water inlet and outlet nozzle, and a one-way valve is arranged between the water inlet and outlet nozzle and the flow distribution disc.
In one embodiment, a groove and an insertion block which are clamped with each other are arranged on one side, close to each other, of the water inlet and outlet nozzle and the flow distribution disc, and the diameters of the water inlet and outlet nozzle and the flow distribution disc are the same.
In one embodiment, the driving plate is disposed in a hollow groove in the center of the bottom cavity of the bottom shell, the epoxy resin is located at the bottom of the driving plate, and the wire is disposed in the center of the bottom of the epoxy resin.
In one embodiment, two pins are disposed at the bottom of the bottom shell inner cavity and located at the top of the driving plate, and one side of the bottom of each pin is mutually attached to the top of the driving plate.
In one embodiment, a sealing ring is arranged in an inner cavity of one side of the bottom shell, which is close to the flow distribution disc, and one side of the top of the sealing ring is positioned in the bottom of the flow distribution disc.
In one embodiment, the diameter of the diverter tray is the same as the diameter between the bottom shells, and a compression spring is arranged at the bottom of the center of the diverter tray.
In one embodiment, the two one-way valves in the diverter tray are sealed to form a left part and a right part which are arranged at the center of the top of the diverter tray in a positive-negative way, and the two one-way valves are respectively corresponding to the water inlet and the water outlet of the water inlet and outlet nozzle.
In one embodiment, the left side of the water inlet and outlet nozzle is a water inlet, and the right side is a water outlet.
In one embodiment, the wires pass through the center of the epoxy bottom and are electrically connected to the drive plate.
In one embodiment, the side of the diverter tray, which is close to the bottom shell, is respectively provided with a connecting groove and a connecting piece, which are corresponding to each other.
Compared with the prior art, the utility model has at least the following advantages:
the low-noise high-efficiency micro pump can transmit current to the driving plate through the lead, so that the driving plate can vibrate, thereby driving the pressure ceramic to vibrate at high frequency to generate pressure difference in the external atmosphere inside the sealed micro pump, at the moment, the fluid can be sucked into the micro pump by opening the water inlet in the water inlet and outlet nozzle, and then the fluid in the micro pump can be sprayed out after opening the water outlet in the water inlet and outlet nozzle, so that the low-noise high-efficiency micro pump can work efficiently and the noise generated by the low-noise high-efficiency micro pump is not too large.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a front cross-sectional structure of a low-noise high-efficiency micropump of the present utility model;
FIG. 2 is a schematic view of a three-dimensional structure of a low-noise high-efficiency micropump of the present utility model;
fig. 3 is a schematic diagram of the front structure of the low-noise efficient micropump of the present utility model.
In the figure: 1. a wire; 2. an epoxy resin; 3. a driving plate; 4. a contact pin; 5. a diverter tray; 6. a water inlet and outlet nozzle; 7. a sealing gasket; 8. a one-way valve; 9. a pressure spring; 10. a seal ring; 11. piezoelectric ceramics; 12. and a bottom shell.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In the description of the present application, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and may be, for example, fixedly connected or detachably connected or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1-3, a low noise, high efficiency micropump comprising: a bottom shell 12 and a water inlet and outlet nozzle 6; the bottom shell 12, the top of the bottom shell 12 and the bottom of the water inlet and outlet nozzle 6 are connected together, a driving plate 3 and epoxy resin 2 are arranged in the inner cavity of the shell of the bottom shell 12, a wire 1 is arranged on one side of the epoxy resin 2, and piezoelectric ceramics 11 are arranged in the inner cavity of the bottom shell 12; the water inlet and outlet nozzle 6, one side of the water inlet and outlet nozzle 6 is provided with a flow distribution disc 5, a sealing gasket 7 is arranged in the inner cavity of the water inlet and outlet nozzle 6, and a one-way valve 8 is arranged between the water inlet and outlet nozzle 6 and the flow distribution disc 5. After the lead 1 is electrified, the micro pump drives the driving plate 3 to start working, so that the driving plate 3 pushes the contact pin 4 connected with the micro pump to start moving, and the contact pin 4 drives the piezoelectric ceramic 11 contacted with the micro pump to start working, so that the pressure difference is generated between the interior of the micro pump and the external atmosphere, and the water inlet and outlet nozzle 6 can absorb fluid and spray fluid.
As shown in fig. 1, in one embodiment, a groove and an insert block which are clamped with each other are arranged on one side, close to each other, of the water inlet and outlet nozzle 6 and the diverter disc 5, and the diameters of the water inlet and outlet nozzle 6 and the diverter disc 5 are the same. The water inlet and outlet nozzle 6 is in sealing connection with the diverter plate 5, and the water inlet and outlet nozzle 6 and the diverter plate 5 form a closed space.
As shown in fig. 1, in one embodiment, the driving board 3 is disposed in a hollow groove in the center of the bottom cavity of the bottom shell 12, the epoxy resin 2 is disposed at the bottom of the driving board 3, and the wire 1 is disposed in the center of the bottom of the epoxy resin 2. The wire 1 passes through the center of the bottom of the epoxy resin 2 and is electrically connected with the driving board 3. The epoxy resin 2 seals the opening at the bottom center of the bottom case 12, and the lead 1 is connected with the epoxy resin 2 in a sealing manner.
As shown in fig. 1, in one embodiment, two pins 4 are disposed at the bottom of the inner cavity of the bottom shell 12 and at the top of the driving plate 3, and one side of the bottom of the pins 4 is attached to the top of the driving plate 3. It should be noted that, the side of the contact pin 4 far away from the driving plate 3 is mutually attached to the bottom of the piezoelectric ceramic 11, the piezoelectric ceramic 11 is located at the bottom of the pressure spring 9 and is mutually attached to the bottom of the pressure spring 9, and a cavity in which the piezoelectric ceramic 11 can move up and down is arranged in the center of the connection part of the bottom shell 12 and the shunt plate 5.
As shown in fig. 1, in one embodiment, a seal ring 10 is disposed in the inner cavity of the bottom shell 12 near one side of the diverter tray 5, and one side of the top of the seal ring 10 is located in the bottom of the diverter tray 5. The diameter of the flow distribution disc 5 is the same as the diameter between the bottom shell 12, and the bottom of the center of the flow distribution disc 5 is provided with a pressure spring 9. It should be noted that, the diverter tray 5 and the bottom shell 12 can be connected together in a sealing manner, and the sealing ring 10 can also play a role in sealing, so that the purpose of completely sealing between the bottom shell 12 and the diverter tray 5 is achieved.
As shown in fig. 1, in one embodiment, two check valves 8 in the diverter tray 5 are closed to form a right and left part which are arranged at the center of the top of the diverter tray in a positive-negative way, and the two check valves 8 respectively correspond to the water inlet and the water outlet of the water inlet and outlet nozzle 6. The one-way valve 8 corresponding to the water inlet is designed upside down, and the one-way valve 8 of the water outlet is designed forward.
As shown in fig. 1-3, in one embodiment, the left side of the water inlet and outlet nozzle 6 is a water inlet and the right side is a water outlet. The sealing pad 7 is designed in the inner cavity of the water inlet and outlet nozzle 6, so that the sealing pad 7 can play a role in preventing water leakage and air leakage, and the whole micro pump is in a sealing state.
As shown in fig. 1, in one embodiment, a connecting groove and a connecting piece corresponding to each other are respectively provided on one side of the diverter tray 5 and the bottom case 12 close to each other. It should be noted that, this design can facilitate the installation of the diverter tray 5 and the bottom case 12 by a worker.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. A low noise, high efficiency micropump comprising:
a bottom shell (12) and a water inlet and outlet nozzle (6);
The water inlet and outlet device comprises a bottom shell (12), wherein the top of the bottom shell (12) is connected with the bottom of the water inlet and outlet nozzle (6), a driving plate (3) and epoxy resin (2) are arranged in an inner cavity of a shell of the bottom shell (12), a wire (1) is arranged on one side of the epoxy resin (2), and piezoelectric ceramics (11) are arranged in the inner cavity of the bottom shell (12);
The water inlet and outlet tap (6), one side of water inlet and outlet tap (6) is provided with a flow distribution disc (5), a sealing gasket (7) is arranged in an inner cavity of water inlet and outlet tap (6), and a one-way valve (8) is arranged between water inlet and outlet tap (6) and flow distribution disc (5).
2. The low-noise efficient micropump according to claim 1, wherein a groove and an insert block which are clamped with each other are arranged on one side, close to each other, of the water inlet and outlet nozzle (6) and the flow distribution disc (5), and the diameters of the water inlet and outlet nozzle (6) and the flow distribution disc (5) are the same.
3. The low-noise efficient micropump according to claim 1, wherein the driving plate (3) is disposed in a hollow groove in the center of the bottom cavity of the bottom shell (12), the epoxy resin (2) is disposed at the bottom of the driving plate (3), and the wire (1) is disposed in the center of the bottom of the epoxy resin (2).
4. The low-noise efficient micropump according to claim 1, wherein two pins (4) are arranged at the bottom of the inner cavity of the bottom shell (12) and at the top of the driving plate (3), and one side of the bottom of each pin (4) is mutually attached to the top of the driving plate (3).
5. The low-noise high-efficiency micropump according to claim 1, characterized in that a sealing ring (10) is arranged in the cavity of the bottom shell (12) close to one side of the diverter disc (5), and one side of the top of the sealing ring (10) is located in the bottom of the diverter disc (5).
6. The low-noise efficient micropump according to claim 1, characterized in that the diameter of the diverter disc (5) is the same as the diameter between the bottom shells (12), and the bottom of the center of the diverter disc (5) is provided with a compression spring (9).
7. The low-noise efficient micropump according to claim 1, wherein the two check valves (8) in the diverter tray (5) are closed to form a right and left direction which are arranged at the center of the top of the diverter tray in a positive-negative way, and the two check valves (8) are respectively corresponding to the water inlet and the water outlet of the water inlet and outlet nozzle (6).
8. The low noise high efficiency micropump of claim 1, wherein the water inlet and outlet nozzle (6) is water inlet on the left side and water outlet on the right side.
9. The low noise high efficiency micropump of claim 1, wherein the wire (1) is electrically connected between the drive plate (3) and the center of the bottom of the epoxy resin (2).
10. The low-noise high-efficiency micropump according to claim 1, wherein the side of the diverter tray (5) and the side of the bottom shell (12) close to each other are respectively provided with a connecting groove and a connecting piece corresponding to each other.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221277947U true CN221277947U (en) | 2024-07-05 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant |