CN207363854U - A kind of miniature diaphragm air pump - Google Patents
A kind of miniature diaphragm air pump Download PDFInfo
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- CN207363854U CN207363854U CN201721327685.6U CN201721327685U CN207363854U CN 207363854 U CN207363854 U CN 207363854U CN 201721327685 U CN201721327685 U CN 201721327685U CN 207363854 U CN207363854 U CN 207363854U
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- body module
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Abstract
The utility model discloses a kind of miniature diaphragm air pump,Including the first air cavity for being fixedly connected sequentially and connecting,Main body module and the second air cavity,First air cavity,Second air cavity is both provided with inlet chamber and outlet chamber,Two inlet chambers and two outlet chambers are both provided with air admission hole and venthole close to the side of main body module,The inlet chamber upper end of second cavity is provided with air inlet,The outlet chamber upper end of second cavity is provided with gas outlet and the impulse interface for flow detection,Eccentric wheel apparatus is provided with main body module,Eccentric wheel apparatus includes the transmission shaft of two eccentric wheels of two eccentric wheels and connection,Two one end of eccentric wheel away from transmission shaft have been fixedly connected with pumping diaphragm,Designed using dual chamber,Two lumen roads are connected to be integrally formed,Reduce the volume of air pump,Air-flow is complementary,Diaphragm is evacuated to reduce the fluctuation of air-flow,It ensure that the stabilization of air-flow,Improve the transformation efficiency of motor power,It is big to solve existing air pump volume,It is complicated,The problem of power consumption is big.
Description
Technical field
The utility model belongs to technology of instrument and meter field, and in particular to a kind of miniature diaphragm air pump.
Background technology
Diaphragm air pump is generally made of eccentric wheel and air cavity, is realized by eccentric wheel driving structure device to the reciprocal of air cavity
Compressional movement, and then realize the pump drainage to gas.Micro air pump is primarily referred to as volume size, and mammoth pump refers generally to usually pneumatic
Diaphragm pump, exchange diaphragm pump, for the offer flow power of commercial Application, and micropump is used for the precision control for paying attention to flow
System, is controlled with gas more.Big flow is the micro air pump flow as low as 1ml/min for micro air pump, flow set
In within 10L/min, comparatively miniature diaphragm air pump flow belongs to big flow in 35ml/min-45L/min.Instantly
The micro air pump of larger flow.Micro air pump flow is mostly single air cavity, or two independent air cavity external pipeline combined gas streams
Form, these pumps are presented the problems such as volumes are big, complicated, power consumption is big, hinder the more preferable development in whole field significantly.Cause
This only has improvement, breakthrough in these areas, can just better meet demand instantly.
The content of the invention
To solve the above-mentioned problems, the utility model provides a kind of miniature diaphragm air pump, the utility model is designed reasonably,
It is simple in structure with small, the advantages of stability is good, small power consumption.
To reach above-mentioned purpose, a kind of miniature diaphragm air pump described in the utility model includes what is be fixedly connected sequentially and connect
First air cavity, main body module and the second air cavity, the first air cavity, the second air cavity are both provided with inlet chamber and outlet chamber, inlet chamber and go out
Separated between air cavity with partition plate, two inlet chambers and two outlet chambers are both provided with air admission hole and outlet close to the side of main body module
Hole, the inlet chamber upper end of the second cavity are provided with air inlet, and the outlet chamber upper end of the second cavity is provided with gas outlet, in main body module
Eccentric wheel apparatus is provided with, eccentric wheel apparatus includes the transmission shaft of two eccentric wheels of two eccentric wheels and connection, transmission shaft and electricity
The output shaft of machine is fixed, and two one end of eccentric wheel away from transmission shaft have been fixedly connected with pumping diaphragm, when the first air cavity, main body
Cabin and the second air cavity are sequentially connected when being integrated, and pumping diaphragm can cover air admission hole and venthole on same cavity at the same time.
It is provided with what is connected respectively with the inlet chamber of the first air cavity and the second air cavity on first air cavity and the second air cavity
It is provided with the outlet chamber of air inlet pipeline, the first air cavity and the second air cavity and connects respectively with the inlet chamber of the first air cavity and the second air cavity
Logical outlet pipe, main body module upper end both sides are respectively arranged with the connecting tube connected with air inlet pipeline and outlet pipe, when first
When air cavity, the second air cavity and main body module link together, the connecting tube positioned at main body module upper end side is by the first air cavity and second
The outlet pipe connection of air cavity, the connecting tube positioned at main body module upper end opposite side is by the first air cavity and the air inlet pipeline of the second air cavity
Connection, forms current path.
The line connection is provided with the sealing ring for preventing gas leakage.
The outlet chamber upper end of second cavity is provided with the impulse interface for connecting pressure detection mechanism.
Sound arrester is provided with the air pump main body module bottom.
First air cavity and the second air cavity are provided with the first tubular lobes close to main body module side, and main body module both sides are corresponding
Position is both provided with the second tubular lobes, when the first air cavity, main body module and the second air cavity are connected as one, main body module both sides
First tubular lobes of second tubular lobes respectively with the first air cavity and the second air cavity are docked.
Compared with prior art, the utility model at least has technique effect beneficial below, and the utility model is using double
Cavity design, it is ensured that the stabilization of air-flow, is evacuated diaphragm to reduce the fluctuation of air-flow, it is ensured that the stabilization of air-flow, when motor band
Movable eccentric wheel device realizes that the pumping diaphragm of larger area can increase throughput rapidly, greatly when being moved to the reciprocating extrusion of air cavity
The big transformation efficiency for improving motor power, reduces the operating power consumption of air pump, improves the transformation efficiency of motor power, solves
The problem of existing air pump volume is big, complicated, power consumption is big.
Further, it is provided with the first air cavity and the second air cavity and connects respectively with the inlet chamber of the first air cavity and the second air cavity
The air inlet with the first air cavity and the second air cavity respectively is provided with the outlet chamber of logical air inlet pipeline, the first air cavity and the second air cavity
The outlet pipe of chamber connection, main body module upper end both sides are respectively arranged with the connecting tube connected with air inlet pipeline and outlet pipe, when
When first air cavity, the second air cavity and main body module link together, positioned at main body module upper end side connecting tube by the first air cavity and
The outlet pipe connection of second air cavity, the connecting tube positioned at main body module upper end opposite side is by the air inlet of the first air cavity and the second air cavity
Pipeline connection, forms current path, and two lumen roads of connection are integrally formed, and are connected gas circuit without exterior line, are reduced air pump
Volume, realizes that two cavity air-flows are complementary.
Further, outlet air-flow is shut off in the second cavity gas outlet, and pressure, the second chamber are formed in the second cavity
The outlet chamber upper end of body is provided with the impulse interface for connecting pressure detection mechanism, realizes the detection to air pump extraction flow,
Avoid the loss for the flow that the complexity of external flow quantity detection mechanism and flow detection structure self resistance are brought.
Further, sound arrester is provided with air pump main body module bottom, substantially reduces the noise of air pump, easily facilitate
Various detection quasi-instrument instrument use.
Brief description of the drawings
Fig. 1 is the utility model schematic three dimensional views；
Fig. 2 is the utility model structure diagram；
Fig. 3 is the first air cavity schematic diagram；
Fig. 4 is the second air cavity schematic diagram；
Fig. 5 is two air cavity air-flow schematic diagrames of the utility model；
In attached drawing：1st, the first air cavity, 2, eccentric wheel apparatus, 3, motor, 4, main body module, the 5, second air cavity, 6, sound arrester,
7th, main body hatchcover, 8, pumping diaphragm, 9, air inlet, 10, impulse interface, 11, gas outlet, 12, inlet chamber, 13, outlet chamber.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
With reference to Fig. 1, a kind of miniature diaphragm air pump includes the first air cavity 1, eccentric wheel apparatus 2, motor 3, main body module 4, second
Air cavity 5, sound arrester 6, main body hatchcover 7, pumping diaphragm 8 and impulse interface 10.
With reference to Fig. 2 to Fig. 4, the first air cavity 1 that the utility model includes being fixedly connected sequentially and connect, main body module 4 and the
Two air cavitys 5, the first air cavity 1 is identical with the appearance and size of the second air cavity 5, and the first air cavity 1, the second air cavity 5 include inlet chamber 12
With outlet chamber 13, separated between inlet chamber 12 and outlet chamber 13 with partition plate, two inlet chambers 12 and two outlet chambers 13 are close to main
The side in body cabin 4 is both provided with air admission hole and venthole, and 12 upper end of inlet chamber of the second cavity is provided with air inlet 9, the second chamber
13 upper end of outlet chamber of body is provided with gas outlet 11 and impulse interface 10, and gas outlet 11 and impulse interface 10 are same inside pump
Space, by shutting off for 13 gas outlet of outlet chamber of the second cavity, pressure is formed in impulse interface 10.It is provided with main body module 4
Eccentric wheel apparatus 2, eccentric wheel apparatus 2 include the transmission shaft of two eccentric wheels of two eccentric wheels and connection, transmission shaft and motor 3
Output shaft is fixed, and two eccentric wheels are symmetrical arranged with the geometric center point of transmission shaft, two one end of eccentric wheel away from transmission shaft
Pumping diaphragm 8 is fixedly connected with, pumping diaphragm 8 is circle, and the diameter of pumping diaphragm 8 is more than the first air cavity 1 or the second air cavity 5
Farthest 2 points of distance on enterprising stomata and venthole, i.e., when the first air cavity 1,4 and second air cavity 5 of main body module are sequentially connected as one
During body, pumping diaphragm 8 can cover air admission hole and venthole on same cavity at the same time, be evacuated diaphragm 8 to reduce the ripple of air-flow
It is dynamic, it is ensured that the stabilization of air-flow；One-way membrane is both provided with air admission hole on first cavity and the second cavity, is evacuated above and below diaphragm
Vibration, produces air-flow, and membrane makes the air-flow one-way flow of generation.When motor 3 drives eccentric wheel apparatus 2 to realize to air cavity
When reciprocating extrusion is moved, the pumping diaphragm 8 of larger area can increase throughput rapidly, substantially increase the conversion of 3 energy of motor
Efficiency, reduces the operating power consumption of air pump.
With reference to Fig. 5, the first air cavity 1,4 and second air cavity 5 of main body module are screwed are connected as one successively, during assembling,
The shell of main body module pushes down pumping diaphragm 8 to realize sealing with 1 tubular lobes of the first air cavity, 5 tubular lobes of the second air cavity respectively
Effect, the inlet chamber 12 of the first air cavity 1 and the second air cavity 5 be provided with respectively with the first air cavity 1 and the inlet chamber 12 of the second air cavity 5
The 13 upper end opposite side of outlet chamber of connection and the identical air inlet pipeline of diameter, the first air cavity 1 and the second air cavity 5 be provided with respectively with
The outlet pipe that first air cavity 1 is connected with the outlet chamber 13 of the second air cavity 5 and diameter is identical, above-mentioned the first air cavity of connection 1, second
Air inlet pipeline, the outlet pipe of air cavity 5 are located at is located at 4 upper end both sides of main body module respectively, which does not connect with main body module.When
Connecting tube when one air cavity 1, the second air cavity 5 and main body module 4 are fixed together positioned at main body module upper end side is by 1 and of the first air cavity
The outlet pipe connection of second air cavity 5, the connecting tube positioned at main body module upper end opposite side is by the first air cavity 1 and the second air cavity 5
Air inlet pipeline connects, and forms current path, and line connection is provided with the sealing ring for preventing gas leakage, connects without exterior line
Gas circuit is connect, reduces the volume of air pump, realizes that two cavity air-flows are complementary, the first air cavity 1, one-way membrane and pumping diaphragm 8 are realized
The gas flowing of first cavity, 1 side；Second air cavity 5, one-way membrane and pumping diaphragm 8 realize the gas flowing of the second cavity side.Gas
The air flow direction of pump is：Second cavity air inlet, air inlet pipeline, the first cavity, outlet pipe, the second cavity gas outlet, this two
A passage realizes that the first cavity, the second cavity air-flow collect, finally the inlet charge from the second air cavity 5, gas outlet outlet.
Sound arrester 6 is provided with air pump main body hatchcover 7, sound arrester 6 is sound-proof material, substantially reduces making an uproar for air pump
Sound, easily facilitates various detection quasi-instrument instrument and uses.Detection of gas flow rate apparatus integration designs, and can directly be adopted by single
Pressure pipe connects pressure detection mechanism, and pressure-detecting device Essential Action is for flow detection, by the second air cavity 5, impulse interface
10th, gas outlet 11 together constitutes pressure-detecting device, and gas outlet 11 is to the effect of shutting off of air-flow some, inside the second air cavity 5
Pressure is produced, which is detected in impulse interface 10.Flow is different, and pressure difference is produced inside the second air cavity 5, so that
Pressure can be detected by impulse interface 10, to realize flow detection, avoid the complexity and flow of external flow quantity detection mechanism
The loss for the flow that detection structure self resistance is brought.Motor in the pump housing make to be screwed, it is necessary to motor it is opposite one
Opening is left in side, in order to fixed motor, while sound arrester 6 is fixed on the opening, realizes sound insulation and noise reduction.
Preferably, the first air cavity 1 and the second air cavity 5 are provided with the first tubular lobes, main body module 4 close to 4 side of main body module
Both sides are provided with the second tubular lobes docked with the tubular lobes of the first air cavity 1 and the second air cavity 5, when the first air cavity 1, main body
When 4 and second air cavity 5 of cabin is connected as one, the second tubular lobes of 4 both sides of main body module respectively with the first air cavity 1 and the second air cavity
5 the first tubular lobes docking.
In the utility model, unless there are clear and definite regulation and limit, term " connection ", " integrated design ", " fixation ",
Terms such as " installation " " increases " should make the understanding of broad sense, such as can be screw connection, gemel connection, riveting, crimping etc., for this
Concrete meaning of the above-mentioned term in the utility model can be understood for the those of ordinary skill in field as the case may be.
Above content is to combine the further description that specific preferred embodiment does the utility model, it is impossible to
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, it can also make some simple reckonings or replace, should all be considered as
Belong to the scope of protection of the utility model.
Claims (6)
1. a kind of miniature diaphragm air pump, it is characterised in that including the first air cavity (1), the main body module for being fixedly connected sequentially and connecting
(4) and the second air cavity (5), the first air cavity (1), the second air cavity (5) are both provided with inlet chamber (12) and outlet chamber (13), inlet chamber
(12) separated between outlet chamber (13) with partition plate, two inlet chambers (12) and two outlet chambers (13) are close to main body module (4)
Side is both provided with air admission hole and venthole, and inlet chamber (12) upper end of the second cavity is provided with air inlet (9), the second cavity
Outlet chamber (13) upper end is provided with gas outlet (11), and eccentric wheel apparatus (2), eccentric wheel apparatus (2) bag are provided with main body module (4)
Include two eccentric wheels and connect the transmission shaft of two eccentric wheels, transmission shaft and the output shaft of motor (3) are fixed, and two eccentric wheels are remote
One end from transmission shaft has been fixedly connected with pumping diaphragm (8), when the first air cavity (1), main body module (4) and the second air cavity (5) according to
Secondary when being connected as one, pumping diaphragm (8) can cover air admission hole and venthole on same cavity at the same time.
2. a kind of miniature diaphragm air pump according to claim 1, it is characterised in that the first air cavity (1) and the second air cavity (5)
On be provided with the air inlet pipeline connected respectively with the inlet chamber (12) of the first air cavity (1) and the second air cavity (5), the first air cavity (1)
Connect respectively with the inlet chamber (12) of the first air cavity (1) and the second air cavity (5) with being provided with the outlet chamber (13) of the second air cavity (5)
Logical outlet pipe, main body module (4) upper end both sides are respectively arranged with the connecting tube connected with air inlet pipeline and outlet pipe, when
When one air cavity (1), the second air cavity (5) and main body module (4) link together, the connecting tube positioned at main body module upper end side is by first
Air cavity (1) is connected with the outlet pipe of the second air cavity (5), and the connecting tube positioned at main body module upper end opposite side is by the first air cavity (1)
Connected with the air inlet pipeline of the second air cavity (5).
3. a kind of miniature diaphragm air pump according to claim 2, it is characterised in that line connection is provided with for preventing
The sealing ring of gas leakage.
A kind of 4. miniature diaphragm air pump according to claim 1, it is characterised in that outlet chamber (13) upper end of the second cavity
It is provided with the impulse interface (10) for connecting pressure detection mechanism.
A kind of 5. miniature diaphragm air pump according to claim 1, it is characterised in that the bottom of main body module (4) be provided with every
Mixer (6).
6. a kind of miniature diaphragm air pump according to claim 1, it is characterised in that the first air cavity (1) and the second air cavity (5)
Main body module (4) side is provided with the first tubular lobes, it is convex that main body module (4) both sides relevant position is both provided with the second tubulose
Rise, when the first air cavity (1), main body module (4) and the second air cavity (5) are connected as one, second tubulose of main body module (4) both sides is convex
The first tubular lobes respectively with the first air cavity (1) and the second air cavity (5) are played to dock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721327685.6U CN207363854U (en) | 2017-10-16 | 2017-10-16 | A kind of miniature diaphragm air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721327685.6U CN207363854U (en) | 2017-10-16 | 2017-10-16 | A kind of miniature diaphragm air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207363854U true CN207363854U (en) | 2018-05-15 |
Family
ID=62347622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721327685.6U Active CN207363854U (en) | 2017-10-16 | 2017-10-16 | A kind of miniature diaphragm air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207363854U (en) |
-
2017
- 2017-10-16 CN CN201721327685.6U patent/CN207363854U/en active Active
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