CN106989001B - High-flow low-noise miniature air pump - Google Patents
High-flow low-noise miniature air pump Download PDFInfo
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- CN106989001B CN106989001B CN201710154694.8A CN201710154694A CN106989001B CN 106989001 B CN106989001 B CN 106989001B CN 201710154694 A CN201710154694 A CN 201710154694A CN 106989001 B CN106989001 B CN 106989001B
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- shell
- chamber
- air pump
- diaphragm
- air
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
- F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a high-flow low-noise miniature air pump, which comprises a shell and a power mechanism arranged on the shell, wherein the shell is provided with a first chamber and a second chamber, and each chamber is provided with a diaphragm mechanism and a driving mechanism; the power mechanism is in transmission connection with the driving mechanism and is used for driving the driving mechanism of the first chamber and the driving mechanism of the second chamber to operate simultaneously; the driving mechanism is matched with the diaphragm mechanism and is used for deforming the diaphragm mechanism to realize the suction or discharge of gas. The high-flow low-noise miniature air pump provided by the embodiment of the invention simplifies the structure of the air pump, reduces the volume of the air pump and has higher air flow suction and discharge capacity.
Description
Technical Field
The invention relates to the technical field of pumps, in particular to a high-flow low-noise miniature air pump.
Background
The existing air pump usually adopts the combination of an eccentric wheel and a piston cylinder to realize the air pumping function of the air pump, and the structure is complex and the cost is high, so that the air pump is difficult to be concentrated into a micro structure. In addition, because of the large vibration and high noise of the piston, the air pump also has the defects of large noise, high power consumption and the like, and particularly when the air pump is applied to the fields of household appliances, medical instruments and the like, the generated noise can bring great adverse effects to the life of people. How to design a micro air pump with high air flow suction and discharge capacity and low noise is one of the technical problems to be solved urgently by those skilled in the art.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a high-flow low-noise miniature air pump which simplifies the structure of an air pump, reduces the volume of the air pump and has higher air flow suction and discharge capacity.
The invention is realized by adopting the following technical scheme:
The high-flow low-noise miniature air pump comprises a shell and a power mechanism arranged on the shell, wherein a first chamber and a second chamber are arranged on the shell, and a diaphragm mechanism and a driving mechanism are arranged on each chamber; the power mechanism is in transmission connection with the driving mechanism and is used for driving the driving mechanism of the first chamber and the driving mechanism of the second chamber to operate simultaneously; the driving mechanism is matched with the diaphragm mechanism and is used for deforming the diaphragm mechanism to realize the suction or discharge of gas;
The shell comprises a first shell and a second shell, the second shell is arranged in the first shell, and the inner wall of the first shell and the outer wall of the second shell are separated by a certain distance to form an air outlet chamber; the power mechanism is arranged in the second shell, and an air inlet chamber is formed by the outer wall of the power mechanism and the inner wall of the second shell at a certain distance; the air inlet chamber and the air outlet chamber are used for buffering air entering and exiting the air pump; the first chambers are communicated with the air inlet chamber and the air outlet chamber, and the second chambers are communicated with the air inlet chamber and the air outlet chamber;
The air conditioner is characterized in that a first shell air outlet is formed in the first shell, a second shell air inlet is formed in the second shell, the first shell air outlet is communicated with the air outlet cavity, and the second shell air inlet is communicated with the air inlet cavity.
Preferably, the driving mechanism comprises a cam, the cam is in transmission connection with the power mechanism, and the cam is used for deforming the diaphragm mechanism.
preferably, the cam comprises a metal cam body, a first connecting part arranged on the metal cam body and used for being connected with the power mechanism, a second connecting part arranged on the metal cam body and used for being connected with the diaphragm mechanism, and a stabilizing structure arranged on the second connecting part, wherein the stabilizing structure is used for improving the stability of the diaphragm mechanism when the diaphragm mechanism is connected with the second connecting part.
Preferably, the stabilizing structure is a bearing.
Preferably, the first connecting part is a first shaft hole, and the second connecting part is a second shaft hole; and the included angle between the central line of the second shaft hole and the central line of the first shaft hole is 5-45 degrees.
Preferably, the center of gravity of the cam is located near the center line of the first connecting portion.
Preferably, the driving mechanism further comprises a connecting shaft and an extruding member, and the cam is connected with the extruding member through the connecting shaft and used for enabling the extruding member to extrude the diaphragm mechanism.
Preferably, the extrusion piece is provided with a connecting shaft hole which is used for being connected with the connecting shaft; the cross section of the extrusion piece is pentagonal, and each corner of the extrusion piece is correspondingly provided with a through hole for connecting the diaphragm mechanism.
Preferably, the housing further comprises a cover body connected with the first housing through the diaphragm mechanism.
compared with the prior art, the invention has the beneficial effects that:
the high-flow low-noise miniature air pump provided by the embodiment of the invention has the advantages of small volume and large airflow flow, and because the power mechanism is used for simultaneously driving the driving mechanism of the first chamber and the driving mechanism of the second chamber to operate, one power mechanism simultaneously drives a plurality of groups of driving mechanisms and further drives a plurality of groups of diaphragm mechanisms to deform, so that the plurality of groups of diaphragm mechanisms simultaneously work to realize the suction or discharge of air, the air pump has excellent airflow suction and discharge capacity. Secondly, the driving mechanism of the high-flow low-noise miniature air pump is compact, simple and miniaturized in structure, the air pump is favorably concentrated into a miniature structure, and the center of gravity of the cam is close to the central line of the first connecting part, so that the structure can reduce vibration and noise when the motor rotates at high speed. Thirdly, since the cam is provided with a stabilizing structure, the stability of the connection of the diaphragm mechanism with the second connecting portion is increased. Fourthly, because the extruded piece is the metal extruded piece, under the high-speed operation of connecting axle, this kind of structure can avoid connecting axle hole to take place high temperature melting because of the friction themogenesis, causes the problem that connecting axle hole aperture increase can not continue effective work, has increased the wearability of extruded piece, has prolonged its life. Fifthly, as the cross section of the extrusion piece is pentagonal and each corner of the extrusion piece is correspondingly provided with a through hole, the extrusion piece can extrude the diaphragm mechanism at multiple angles, so that the diaphragm mechanism deforms to realize the suction or discharge of gas; but also saves materials and reduces the cost of raw materials. In addition, the air entering the air pump enters the first chamber and the second chamber after being buffered by the air inlet chamber, and the air entering the first chamber and the second chamber enters the air outlet chamber for buffering and then is discharged under the matching work of the driving mechanism and the diaphragm mechanism, so that the air flow is buffered twice in the air pump by the air inlet chamber and the air outlet chamber, the air flow in the air pump is prevented from being too rapid, the noise generated by the work of the air pump is greatly reduced, and the use effect of the air pump is optimized.
Drawings
FIG. 1 is a schematic view of a mass flow low noise micro air pump according to an embodiment of the present invention;
FIG. 2 is an exploded view of the high flow, low noise micro air pump of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the high flow, low noise micro air pump of FIG. 1;
FIG. 4 is a schematic cross-sectional view of the cam of the high flow, low noise micro air pump of FIG. 2;
FIG. 5 is a schematic diagram of the extrusion of the high flow, low noise micro air pump of FIG. 2;
FIG. 6 is a schematic cross-sectional view of the extrusion of FIG. 5.
the reference numbers illustrate:
1. A housing; 11. a first chamber; 12. a second chamber; 13. a first housing; 131. a first housing air outlet; 14. a second housing; 141. a second housing air inlet; 15. an air outlet chamber; 16. an air intake chamber; 17. a cover body; 171. a first gas passage; 18. a third housing; 181. a third housing air inlet; 2. a power mechanism; 3. a diaphragm mechanism; 31. a diaphragm; 32. a diaphragm securing assembly; 321. a partition plate; 3211. a one-way air outlet valve; 322. a diaphragm mount; 3221. a second gas passage; 4. a drive mechanism; 41. a cam; 411. a metal cam body; 412. a first connection portion; 413. a second connecting portion; 414. stabilizing the structure; 42. a connecting shaft; 43. an extrusion; 431. connecting shaft holes; 432. and a through hole.
Detailed Description
The invention will be further described with reference to the accompanying drawings and the detailed description below:
As shown in fig. 1 to 6, an embodiment of the present invention provides a high-flow low-noise micro air pump, including a housing 1 and a power mechanism 2 mounted on the housing 1, wherein the housing 1 is provided with a first chamber 11 and a second chamber 12, and each chamber is provided with a diaphragm mechanism 3 and a driving mechanism 4; the power mechanism 2 is in transmission connection with the driving mechanism 4, and the power mechanism 2 is used for driving the driving mechanism 4 of the first chamber 11 and the driving mechanism 4 of the second chamber 12 to operate simultaneously; the driving mechanism 4 is matched with the diaphragm mechanism 3 and is used for deforming the diaphragm mechanism 3 to realize the suction or the discharge of gas.
The high-flow low-noise miniature air pump provided by the embodiment of the invention has the advantages of small volume and large airflow flow, and because the power mechanisms 2 are used for simultaneously driving the driving mechanisms 4 of the first chamber 11 and the driving mechanisms 4 of the second chamber 12 to operate, one power mechanism 2 simultaneously drives a plurality of groups of driving mechanisms 4 and further drives a plurality of groups of diaphragm mechanisms 3 to deform, so that the plurality of groups of diaphragm mechanisms 3 simultaneously work to realize the suction or discharge of air, the air pump has excellent airflow suction and discharge capacity.
As shown in fig. 2 and 3, the driving mechanism 4 preferably comprises a cam 41, the cam 41 is in transmission connection with the power mechanism 2, and the cam 41 is used for deforming the diaphragm mechanism 3. Specifically, in the embodiment of the present invention, the power mechanism 2 is an electric motor, and the cam 41 is in transmission connection with an output shaft of the electric motor, but other components capable of providing power for the driving mechanism 4, such as a motor, are also within the scope of the present invention, and the embodiment of the present invention is not limited thereto.
As shown in fig. 4 to 6, preferably, the cam 41 includes a metal cam body 411, a first connecting portion 412 disposed on the metal cam body 411 for connecting with the power mechanism 2, a second connecting portion 413 disposed on the metal cam body 411 for connecting with the diaphragm mechanism 3, and a stabilizing structure 414 disposed on the second connecting portion 413, wherein the stabilizing structure 414 is configured to increase stability when the diaphragm mechanism 3 is connected to the second connecting portion 413. It can be understood that the cam body is made of metal material, so that the cam 41 can be prevented from melting at high temperature during operation. In the embodiment of the present invention, it is preferable that the metal cam body 411 is a steel cam body.
Preferably, the stabilizing structure 414 is a bearing for reducing friction when the diaphragm mechanism 3 is connected to the second connection portion 413. In the present embodiment, it is preferable that the number of the bearings is two, and the two bearings further increase the stability when the diaphragm mechanism 3 is connected to the second connection portion 413.
As shown in fig. 4, the first connecting portion 412 is preferably a first shaft hole, and the second connecting portion 413 is preferably a second shaft hole. Furthermore, the central line of the second shaft hole and the central line of the first shaft hole form an included angle. Preferably, the included angle between the central line of the second shaft hole and the central line of the first shaft hole is 5-45 degrees. In the embodiment of the present invention, it is preferable that the center line of the second shaft hole forms an angle of 15 degrees with the center line of the first shaft hole. Moreover, preferably, in order to further ensure the stability of the diaphragm mechanism 3 during operation, the two bearings and the second shaft hole are coaxial; and the two bearings are arranged in the second shaft hole at intervals, so that the diaphragm mechanism 3 can increase the contact area of the diaphragm mechanism installed in the second shaft hole through the two bearings, and can be stably arranged in the second shaft hole.
preferably, the center of gravity of the cam 41 is located near the center line of the first connecting portion 412. Specifically, the cam 41 is arranged in a cylindrical shape, the center line of the first connecting portion 412 is adjacent to or overlapped with the center line of the cylindrical shape, the structure enables the center of gravity of the cam 41 to be close to the center line of the first connecting portion 412, and the cam 41 in the structure can reduce vibration and noise when the motor rotates at a high speed.
Preferably, the drive mechanism 4 further includes a connecting shaft 42 and a pressing member 43, and the cam 41 is connected to the pressing member 43 through the connecting shaft 42 for causing the pressing member 43 to press the diaphragm mechanism 3. When the air pump works, the motor drives the cam 41 to operate, the cam 41 drives the extrusion piece 43 to extrude the diaphragm mechanism 3 or restore the diaphragm mechanism 3 through the connecting shaft 42, and the air suction or discharge is realized.
As shown in fig. 5 and 6, it is preferable that the pressing member 43 is provided with a coupling shaft hole 431 and a through hole 432, the coupling shaft hole 431 being for connection with the coupling shaft 42, and the through hole 432 being for connection with the diaphragm mechanism 3. In the embodiment of the present invention, preferably, the extrusion member 43 is a metal extrusion member such as aluminum, and this structure can avoid the problem that the bore diameter of the connecting shaft hole 431 is increased and the connecting shaft hole 431 cannot continue to work effectively due to high temperature melting caused by frictional heat generation when the connecting shaft 42 runs at a high speed, thereby increasing the wear resistance of the extrusion member 43 and prolonging the service life thereof.
Preferably, the cross section of the extrusion piece 43 is pentagonal, and each corner of the extrusion piece 43 is correspondingly provided with a through hole 432, so that the extrusion piece 43 can extrude the diaphragm mechanism 3 at multiple angles, and the diaphragm mechanism 3 deforms to realize the suction or discharge of gas; but also saves materials and reduces the cost of raw materials.
Further, the end surface of the pressing member 43 near the diaphragm mechanism 3 may be a flat surface or a curved surface. In the embodiment of the present invention, it is preferable that the end surface of the pressing member 43 close to the diaphragm mechanism 3 is a flat surface, so that the diaphragm mechanism 3 can be pressed better, and the suction or discharge of the gas can be realized.
Preferably, the housing 1 comprises a first housing 13 and a second housing 14, the second housing 14 is arranged in the first housing 13, and an air outlet chamber 15 is formed by the inner wall of the first housing 13 and the outer wall of the second housing 14 at a certain distance; the power mechanism 2 is arranged in the second shell 14, and an air inlet chamber 16 is formed by the outer wall of the power mechanism 2 and the inner wall of the second shell 14 at a certain distance; the air inlet chamber 16 and the air outlet chamber 15 are used for buffering air entering and exiting the air pump; the first chambers 11 are all in communication with the inlet chamber 16 and the outlet chamber 15, and the second chambers 12 are all in communication with the inlet chamber 16 and the outlet chamber 15. Because the air entering the air pump is buffered by the air inlet chamber 16 and then enters the first chamber 11 and the second chamber 12, the air entering the first chamber 11 and the second chamber 12 enters the air outlet chamber 15 for buffering and then is discharged under the matching work of the driving mechanism 4 and the diaphragm mechanism 3, the air flow is buffered twice by the air inlet chamber 16 and the air outlet chamber 15 in the air pump, the over-rush of the air flow in the air pump is avoided, the noise generated by the work of the air pump is greatly reduced, and the use effect of the air pump is optimized.
preferably, the housing 1 further comprises a cover 17, the cover 17 being connected to the first housing 13 via the diaphragm mechanism 3. Specifically, the number of the covers 17 is two, and the covers are connected to both ends of the first housing 13, respectively.
Preferably, the diaphragm mechanism 3 includes a diaphragm 31 and a diaphragm fixing assembly 32, the diaphragm 31 and the diaphragm fixing assembly 32 form a closed chamber, the diaphragm 31 is fixed on the diaphragm fixing assembly 32, and the diaphragm fixing assembly 32 is fixedly connected with the first housing 13. The diaphragm fixing assembly 32 includes a diaphragm 321 and a diaphragm fixing frame 322, the diaphragm 31 is sleeved on the diaphragm fixing frame 322 and connected with one side of the diaphragm 321 to form a closed chamber, and the other side of the diaphragm 321 is connected with the cover 17. Specifically, the partition plate 321 and the cover body 17 are bonded through an adhesive to realize sealing connection, the cover body 17 and the diaphragm fixing frame 322 are stably connected through ultrasonic welding, and the ultrasonic welding is adopted, so that the joint is high in strength, good in sealing performance, low in cost and free of workpiece damage. The first housing 13 is fixedly connected with the diaphragm fixing frame 322 in a clamping manner.
Specifically, the housing 1 further includes a third housing 18, the driving mechanism 4 is disposed in the third housing 18, one end of the third housing 18 is connected to the second housing 14 in a snap-fit manner, and the other end of the third housing 18 is fixedly connected to the diaphragm fixing frame 322 through a locking member, such as a screw. The number of the third housings 18 is two, and the third housings are provided at both ends of the second housing 14. The cavity formed between the third housing 18 and the diaphragm means 3 constitutes either the first chamber 11 or the second chamber 12.
Further, the diaphragm 31 is provided with an air inlet (not labeled) and a one-way air inlet valve (not labeled), and the one-way air inlet valve is used for controlling the opening and closing of the air inlet; the partition 321 is provided with an air outlet (not labeled) and a one-way air outlet valve 3211, and the one-way air outlet valve is used for controlling the opening and closing of the air outlet. In the embodiment of the present invention, preferably, the one-way air outlet valve 3211 is shaped like an umbrella, the air outlet holes are distributed around a fixing hole, the umbrella handle portion of the umbrella-shaped one-way air inlet valve is inserted into the fixing hole, and the umbrella cover of the umbrella-shaped one-way air outlet valve 3211 covers the air outlet holes.
Preferably, the cover 17 is provided with a first gas passage 171, the diaphragm holder 322 is provided with a second gas passage 3221, and the gas in the diaphragm mechanism sequentially passes through the first gas passage 171 and the second gas passage 3221 and enters the gas outlet chamber 15.
Specifically, the first shell 13 has a cylindrical or elliptical hollow cavity, the second shell 14 is disposed in the hollow cavity of the first shell 13, and the power mechanism 2 is disposed in the hollow cavity of the second shell 14. In the embodiment of the present invention, it is preferable that the first housing 13 has an elliptical hollow cavity, and the second housing 14 has an elliptical hollow cavity.
specifically, the first housing 13 is provided with a first housing air outlet 131, the second housing 14 is provided with a second housing air inlet 141, the third housing 18 is provided with a third housing air inlet 181, the second housing air inlet 141 is arranged away from the third housing air inlet 181, and the first housing air outlet 131 is arranged away from the air outlet of the second air passage 3221, so that the structure can ensure that air entering the air inlet chamber 16 from the second housing air inlet 141 enters the first chamber 11 and the second chamber 12 after being fully buffered in the air inlet chamber; the air in the first chamber 11 and the second chamber 12 enters the air outlet chamber 15 through the first air passage 171 and the second air passage 3221 to be fully buffered and then discharged, so that the air flow is fully buffered twice in the air pump through the air inlet chamber 16 and the air outlet chamber 15, and the excessive rush of the air flow in the air pump is greatly avoided, thereby fully reducing the noise generated by the operation of the air pump.
In summary, the mass-flow low-noise micro air pump provided by the embodiment of the invention has a small volume and a large airflow flow, and because the power mechanism 2 is used for simultaneously driving the driving mechanism 4 of the first chamber 11 and the driving mechanism 4 of the second chamber 12 to operate, one power mechanism 2 simultaneously drives a plurality of groups of driving mechanisms 4, and further drives a plurality of groups of diaphragm mechanisms 3 to deform, so that the plurality of groups of diaphragm mechanisms 3 simultaneously work to realize the suction or discharge of air, the air pump has excellent airflow suction and discharge capacity. Secondly, the driving mechanism 4 of the air pump is compact, simple and miniaturized, which is beneficial for the air pump to be concentrated into a miniature structure, and because the gravity center of the cam 41 is arranged close to the central line of the first connecting part 412, the structure can reduce vibration and noise when the motor rotates at high speed. Thirdly, since the cam 41 is provided with the stabilizing structure 414, the stability of the connection of the diaphragm mechanism 3 to the second connection portion 413 is increased. Fourthly, because the extrusion piece 43 is a metal extrusion piece, under the high-speed operation of the connecting shaft 42, the structure can avoid the problem that the connecting shaft hole 431 is melted at high temperature due to the heat generated by friction, so that the aperture of the connecting shaft hole 431 is increased and the effective work can not be continued, thereby increasing the wear resistance of the extrusion piece 43 and prolonging the service life of the extrusion piece. Fifthly, because the cross section of the extrusion piece 43 is pentagonal, and each corner of the extrusion piece 43 is correspondingly provided with a through hole 432, the extrusion piece 43 can extrude the diaphragm mechanism 3 at multiple angles, so that the diaphragm mechanism 3 deforms to realize the suction or discharge of gas; but also saves materials and reduces the cost of raw materials. Finally, the air entering the air pump is buffered by the air inlet chamber 16 and then enters the first chamber 11 and the second chamber 12, and the air entering the first chamber 11 and the second chamber 12 enters the air outlet chamber 15 for buffering and then is discharged under the matching work of the driving mechanism 4 and the diaphragm mechanism 3, so that the air flow is buffered twice by the air inlet chamber 16 and the air outlet chamber 15 in the air pump, the over-rush of the air flow in the air pump is avoided, the noise generated by the work of the air pump is greatly reduced, and the use effect of the air pump is optimized.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.
Claims (9)
1. A high-flow low-noise miniature air pump is characterized by comprising a shell and a power mechanism arranged on the shell, wherein a first chamber and a second chamber are arranged on the shell, and a diaphragm mechanism and a driving mechanism are arranged on each chamber; the power mechanism is in transmission connection with the driving mechanism and is used for driving the driving mechanism of the first chamber and the driving mechanism of the second chamber to operate simultaneously; the driving mechanism is matched with the diaphragm mechanism and is used for deforming the diaphragm mechanism to realize the suction or discharge of gas;
The shell comprises a first shell and a second shell, the second shell is arranged in the first shell, and the inner wall of the first shell and the outer wall of the second shell are separated by a certain distance to form an air outlet chamber; the power mechanism is arranged in the second shell, and an air inlet chamber is formed by the outer wall of the power mechanism and the inner wall of the second shell at a certain distance; the air inlet chamber and the air outlet chamber are used for buffering air entering and exiting the air pump; the first chambers are communicated with the air inlet chamber and the air outlet chamber, and the second chambers are communicated with the air inlet chamber and the air outlet chamber;
The air conditioner is characterized in that a first shell air outlet is formed in the first shell, a second shell air inlet is formed in the second shell, the first shell air outlet is communicated with the air outlet cavity, and the second shell air inlet is communicated with the air inlet cavity.
2. The mass flow, low noise micro air pump according to claim 1, wherein the driving mechanism comprises a cam in driving connection with the power mechanism, the cam being used to deform the diaphragm mechanism.
3. The mass-flow low-noise micro air pump according to claim 2, wherein the cam comprises a metal cam body, a first connecting portion disposed on the metal cam body for connecting with the power mechanism, a second connecting portion disposed on the metal cam body for connecting with the diaphragm mechanism, and a stabilizing structure disposed on the second connecting portion, wherein the stabilizing structure is configured to increase stability of the diaphragm mechanism when the diaphragm mechanism is connected to the second connecting portion.
4. The mass flow, low noise micro air pump according to claim 3, wherein the stabilizing structure is a bearing.
5. The mass-flow low-noise micro air pump according to claim 3, wherein the first connecting portion is a first shaft hole, and the second connecting portion is a second shaft hole; and the included angle between the central line of the second shaft hole and the central line of the first shaft hole is 5-45 degrees.
6. the mass flow, low noise micro air pump according to claim 3, wherein the center of gravity of said cam is located near the center line of said first connection portion.
7. The mass flow, low noise micro air pump according to claim 2, wherein said driving mechanism further comprises a connecting shaft and an extrusion, said cam being connected to said extrusion through said connecting shaft for causing said extrusion to extrude said diaphragm mechanism.
8. The mass-flow low-noise micro air pump according to claim 7, wherein the extrusion piece is provided with a connecting shaft hole for connecting with the connecting shaft; the cross section of the extrusion piece is pentagonal, and each corner of the extrusion piece is correspondingly provided with a through hole for connecting the diaphragm mechanism.
9. the mass-flow, low-noise micro air pump according to claim 1, wherein the housing further comprises a cover body, and the cover body is connected to the first housing through the diaphragm mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710154694.8A CN106989001B (en) | 2017-03-15 | 2017-03-15 | High-flow low-noise miniature air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710154694.8A CN106989001B (en) | 2017-03-15 | 2017-03-15 | High-flow low-noise miniature air pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106989001A CN106989001A (en) | 2017-07-28 |
| CN106989001B true CN106989001B (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710154694.8A Active CN106989001B (en) | 2017-03-15 | 2017-03-15 | High-flow low-noise miniature air pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN106989001B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255666B (en) * | 2018-12-03 | 2023-11-28 | 广东美的白色家电技术创新中心有限公司 | Booster pump and water purification equipment |
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| CN2723733Y (en) * | 2004-08-16 | 2005-09-07 | 张坤林 | Two purpose pump for air extracting and pressurizing |
| DE102007020538A1 (en) * | 2007-01-29 | 2008-10-02 | Continental Teves Ag & Co. Ohg | Motor-pump arrangement for preparing the pressure for a brake actuating device of a vehicle braking system comprises a motor shaft and an eccentric shaft arranged in a first storage unit and a second storage unit |
| JP2010223014A (en) * | 2009-03-19 | 2010-10-07 | Shibata Kagaku Kk | Diaphragm pump |
| JP2012188983A (en) * | 2011-03-10 | 2012-10-04 | Oken Ltd | Diaphragm pump |
| CN203570550U (en) * | 2013-11-19 | 2014-04-30 | 厦门坤锦电子科技有限公司 | Large flow micro air pump |
| JP2014095347A (en) * | 2012-11-09 | 2014-05-22 | Techno Takatsuki Co Ltd | Electromagnetic vibration type diaphragm pump with pulsation damping mechanism |
| CN206555095U (en) * | 2017-03-15 | 2017-10-13 | 深圳市联康医疗技术有限公司 | A kind of muffling type air pump |
| CN206636756U (en) * | 2017-03-15 | 2017-11-14 | 深圳市联康医疗技术有限公司 | High-flow low-noise micro air pump |
-
2017
- 2017-03-15 CN CN201710154694.8A patent/CN106989001B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2723733Y (en) * | 2004-08-16 | 2005-09-07 | 张坤林 | Two purpose pump for air extracting and pressurizing |
| DE102007020538A1 (en) * | 2007-01-29 | 2008-10-02 | Continental Teves Ag & Co. Ohg | Motor-pump arrangement for preparing the pressure for a brake actuating device of a vehicle braking system comprises a motor shaft and an eccentric shaft arranged in a first storage unit and a second storage unit |
| JP2010223014A (en) * | 2009-03-19 | 2010-10-07 | Shibata Kagaku Kk | Diaphragm pump |
| JP2012188983A (en) * | 2011-03-10 | 2012-10-04 | Oken Ltd | Diaphragm pump |
| JP2014095347A (en) * | 2012-11-09 | 2014-05-22 | Techno Takatsuki Co Ltd | Electromagnetic vibration type diaphragm pump with pulsation damping mechanism |
| CN203570550U (en) * | 2013-11-19 | 2014-04-30 | 厦门坤锦电子科技有限公司 | Large flow micro air pump |
| CN206555095U (en) * | 2017-03-15 | 2017-10-13 | 深圳市联康医疗技术有限公司 | A kind of muffling type air pump |
| CN206636756U (en) * | 2017-03-15 | 2017-11-14 | 深圳市联康医疗技术有限公司 | High-flow low-noise micro air pump |
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| Publication number | Publication date |
|---|---|
| CN106989001A (en) | 2017-07-28 |
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Effective date of registration: 20211103 Address after: 518100 No. 903, building 10, Shenzhen Biomedical Innovation Industrial Park, No. 14, Jinhui Road, Kengzi street, Pingshan District, Shenzhen, Guangdong Patentee after: SHENZHEN CHEER SAILS ELECTRONICS CO.,LTD. Address before: 518000 zone K, 4th floor, Sotec building, No. 5 baguasi Road, Yuanling street, Futian District, Shenzhen, Guangdong Province Patentee before: SHENZHEN LEBEN & KUNSTE MEDICAL TECHNOLOGY CO.,LTD. |