CN206290397U - Miniature noise reduction air pump - Google Patents
Miniature noise reduction air pump Download PDFInfo
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- CN206290397U CN206290397U CN201621303821.3U CN201621303821U CN206290397U CN 206290397 U CN206290397 U CN 206290397U CN 201621303821 U CN201621303821 U CN 201621303821U CN 206290397 U CN206290397 U CN 206290397U
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- noise reduction
- air pump
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Abstract
The utility model discloses a kind of miniature noise reduction air pump, the miniature noise reduction air pump is by setting compression assembly and turnover pneumatic module, exhaust passage is set in pneumatic module is passed in and out, passage is gentle flows back to circulation road on top on air-flow, gas flow paths also add return flow path outside excavationg pump after conventional turnover piston compression chamber, by the noise for extending gas channel so as to reduce air pump, in addition, because valve block is provided with dual one-way valve, the generation of gas backflow can effectively be controlled, overall assembling simultaneously uses button bit and the even installation of buckle, overcoming existing minisize air lift pump needs the shortcoming of ultrasonic bonding, simplify production technology, reduce production cost.
Description
Technical field
The utility model relates to air pump apparatus field, especially a kind of miniature noise reduction air pump.
Background technology
Micro air pump is widely used in the fields such as medicine equipment, automotive seat, such as sphygmomanometer, massage armchair.However, related
Air pump in technology easily produces noise at work, and noise is larger, reduces the quality of product.
Utility model content
In order to solve the above-mentioned problems in the prior art, the utility model provides a kind of the miniature of effective reduction noise
Noise reduction air pump.
The technical scheme that the utility model is provided is as follows：A kind of miniature noise reduction air pump, including motor and be arranged on motor
The compression assembly and turnover pneumatic module of side, the turnover pneumatic module from top to bottom include lid and valve block, the compression group in exhaust
From top to bottom including piston briquetting, with four pistons of compression chamber, stake body and bases, lid periphery is vertical in the exhaust for part
Being extended has clamping bar, and the base outer wall correspondence clamping bar is provided with buckling groove, and the clamping bar is connected to described
Lid in the exhaust is closely connected in a clamped manner up and down with base during buckling groove, while passing in and out pneumatic module and compression assembly by described
From top to bottom it is pressed together in the exhaust between lid and bottom seat, the base both sides offer two inlet channels, the piston
The correspondence inlet channel offers four the first air inlets and four the second air inlets respectively on briquetting and the valve block, described
Correspondence four piston compression chambers offer four piston air outlets and four piston intake holes, the valve block on piston briquetting
The position in the upper correspondence piston air outlet and piston intake hole is respectively arranged with four outgassing nonreturn valves and four air inlets are unidirectional
Valve, lid is provided with backflow sealing and an exhaust nozzle in the exhaust, and sealing nail and a bullet are provided with the backflow sealing
Spring, the sealing screw top is located at the bottom of the spring, and the bottom and both sides of the sealing nail are respectively arranged with to be pushed up on air-flow and lead to
Road is gentle to flow back to circulation road, and the compression and resilience of the spring reset to be caused to push up channel conductive on the air-flow respectively and be not turned on
The correspondence airflow reflux passage is respectively arranged with four the on the airflow reflux passage, the valve block and the piston briquetting
One backflow stomata and four second backflow stomatas, cover inner side and are provided with the exhaust outlet for connecting the exhaust nozzle, institute in the exhaust
Stating the correspondence outgassing nonreturn valve and breather check valve on the inside of covered in exhaust and be also respectively provided with outlet diversion cavity and air inlet water conservancy diversion
Chamber, gas is by the inlet channel into flowing to the air inlet water conservancy diversion by first air inlet and the second air inlet after air pump
Chamber, then by being entered in the piston compression chamber by the piston intake hole after the breather check valve, then from described
Piston air outlet is upwardly through, by the outlet diversion cavity water conservancy diversion, a part flows to the exhaust outlet after the outgassing nonreturn valve
Discharged from the exhaust nozzle, a part is by pushing up the sealing nail so that after spring-compressed described in conducting on top passage on the air-flow
Airflow reflux passage, by the airflow reflux passage back through the first backflow stomata on the valve block and the piston briquetting
Reciprocal air inlet and outlet action are carried out in the piston compression chamber with being flowed back to after the second backflow stomata.
In preferred embodiment of the present utility model, four piston intake holes and four piston air outlets are arranged respectively
Four distal ends and four near-ends on the piston briquetting diagonal, the four second backflows stomata are arranged in described four
Enclosed in piston air outlet and equidistantly distributed is on the piston briquetting vertical central axis line, the four first backflows stomata arrangement
Enclosed in four outgassing nonreturn valves and equidistantly distributed is on the valve block vertical central axis line.
In preferred embodiment of the present utility model, first air inlet is arranged in four piston intake holes periphery
And equidistantly distributed, on the piston briquetting vertical central axis line, second air inlet is arranged in four breather check valves
Peripheral and equidistantly distributed is on the valve block vertical central axis line.
In preferred embodiment of the present utility model, the position of correspondence four breather check valves in the air inlet diversion cavity
Put and be convexly equipped with four the first arced flow paths, first arced flow path is in opening half bag shape outwardly.
In preferred embodiment of the present utility model, the position of correspondence four outgassing nonreturn valves in the outlet diversion cavity
Put and be convexly equipped with four the second arced flow paths, second arced flow path is in opening half bag shape inwardly.
Passage is pushed up in preferred embodiment of the present utility model, on the air-flow be arranged on four second arced flow paths
In the space of encirclement.
In preferred embodiment of the present utility model, the exhaust outlet is opened between the arced flow path of two of which second,
The exhaust outlet is opened near the position of the exhaust nozzle.
In preferred embodiment of the present utility model, be provided with the exhaust nozzle connect the exhaust outlet exhaust lead to
Road, the exhaust passage is set in 90 degree of vertical bendings.
In preferred embodiment of the present utility model, locating slot is provided with the piston, correspondence institute on the stake body
State compression chamber and offer four embedded mouths, the piston is embedded in the stake body by the locating slot.
In preferred embodiment of the present utility model, the sealing nail is set to inverted T shape.
The utility model produce beneficial effect be：The miniature noise reduction air pump is by setting compression assembly and entering outlet group
Part, exhaust passage is set in pneumatic module is passed in and out, pushes up that passage is gentle to flow back to circulation road on air-flow, and gas flow paths are conventional
Return flow path is also add outside excavationg pump after turnover piston compression chamber, by the noise for extending gas channel so as to reduce air pump,
Further, since valve block is provided with dual one-way valve, can effectively control the generation of gas backflow, at the same overall assembling using button bit and
The even installation of buckle, overcoming existing minisize air lift pump needs the shortcoming of ultrasonic bonding, simplifies production technology, reduces and is produced into
This.
Brief description of the drawings
Fig. 1 is the overall structure diagram after miniature noise reduction air pump assembling of the present utility model；
Fig. 2 is the structural decomposition diagram of miniature noise reduction air pump of the present utility model；
Fig. 3 is the unpressed profile of spring in the sealing that flowed back in miniature noise reduction air pump of the present utility model；
Fig. 4 is the profile flowed back in miniature noise reduction air pump of the present utility model in sealing after spring-compressed；
Fig. 5 is the profile covered in exhaust in miniature noise reduction air pump of the present utility model；
Fig. 6 is the upward view covered in exhaust in miniature noise reduction air pump of the present utility model；
Fig. 7 is the dimensional structure diagram of miniature noise reduction air pump middle valve plate of the present utility model；
Fig. 8 is the dimensional structure diagram of piston briquetting in miniature noise reduction air pump of the present utility model.
Specific embodiment
Referring to Fig. 1 to Fig. 8, a kind of miniature noise reduction air pump, including motor 10 and the compression assembly that is arranged on above motor and
Turnover pneumatic module, turnover pneumatic module from top to bottom includes exhaust upper lid 20 and valve block 30, and compression assembly from top to bottom includes piston
Briquetting 40, with four pistons of compression chamber 51 50, stake body 60 and base 70, locating slot 52, support are provided with piston 50
Correspondence compression chamber 51 offers four embedded mouths 61 on body 60, and piston 50 is embedded in stake body 60 by locating slot 51, exhaust
The periphery of upper lid 20 is vertically extending to be provided with clamping bar 21, and the outer wall of base 70 correspondence clamping bar 21 is provided with buckling groove 71, clamping bar
21 are closely connected in a clamped manner the upper lid 20 of exhaust with base when being connected to buckling groove 71 about 70, while pneumatic module and pressure will be passed in and out
Contracting component is from top to bottom pressed together on exhaust above between lid 20 and base 70, and the both sides of base 70 offer two inlet channels 72, living
Correspondence inlet channel 72 offers four the first air inlets 41 and four the second air inlets 31 respectively on plug briquetting 40 and valve block 30,
First air inlet 41 is arranged in four piston intake holes 42 periphery and equidistantly distributed is on the vertical central axis line of piston briquetting 40, the
Two air inlets 31 are arranged in four peripheries of breather check valve 32 and equidistantly distributed is on the vertical central axis line of valve block 30, piston briquetting
Four piston compression chambers 51 of correspondence offer four piston air outlets 43 and four piston intake holes 42, four piston intakes on 40
Hole 42 and four piston air outlets 43 are arranged in four distal ends and four near-ends on the diagonal of piston briquetting 40, valve block 30 respectively
The position in upper correspondence piston air outlet 43 and piston intake hole 42 is respectively arranged with four outgassing nonreturn valves 33 and four air inlet lists
To valve 32, lid 20 is provided with backflow sealing 22 and an exhaust nozzle 23 in exhaust, and connection exhaust outlet 24 is provided with exhaust nozzle 23
Exhaust passage 230, exhaust passage 230 sets in 90 degree vertical bendings, and being provided with a sealing in backflow sealing 22 follows closely 221 and one
Spring 222, sealing nail 221 is set to inverted T shape, and the top of sealing nail 221 is located at the bottom of spring 222, the bottom and two of sealing nail 221
Side is respectively arranged with air-flow pushes up that passage 25 is gentle to flow back to circulation road 26, and the compression and resilience of spring 222 reset and cause gas respectively
The conductive and nonconductive airflow reflux passage 26 of passage 25 is pushed up on stream, correspondence airflow reflux passage point on valve block 30 and piston briquetting 40
Four first backflow stomatas 34 and four second backflow stomatas 44, four piston intake holes 42 and four piston outlets are not provided with
Hole 43 is arranged in four distal ends and four near-ends on the diagonal of piston briquetting 40 respectively, and four second backflow stomatas 44 are arranged in
Enclosed in four piston air outlets 43 and equidistantly distributed is on the vertical central axis line of piston briquetting 40, the four first backflow rows of stomata 34
Cloth is enclosed in four outgassing nonreturn valves 33 and equidistantly distributed is on the vertical central axis line of valve block 30, and the inner side of lid 20 is provided with exhaust
The exhaust outlet 24 of exhaust nozzle 23 is connected, the inner side of lid 20 correspondence outgassing nonreturn valve 33 and breather check valve 32 are also respectively provided with exhaust
There are outlet diversion cavity 28 and air inlet diversion cavity 27, the position of four breather check valves 32 of correspondence is convexly equipped with four in air inlet diversion cavity 27
Individual first arced flow path 270, the first arced flow path 270 is in opening half bag shape outwardly, and correspondence four goes out in outlet diversion cavity 28
The position of gas check valve 33 is convexly equipped with four the second arced flow paths 280, and the second arced flow path 280 is in opening half bag shape inwardly,
Push up passage 25 on air-flow to be arranged in the spaces that four the second arced flow paths 280 are surrounded, exhaust outlet 24 is opened in two of which the
Between two arced flow paths 280, exhaust outlet 24 is opened near the position of exhaust nozzle 23, after gas enters air pump by inlet channel 72
Air inlet diversion cavity 27 is flowed to by the first air inlet 41 and the second air inlet 31, is then entered by piston by after breather check valve 32
Stomata 42 enters in piston compression chamber 51, then from piston air outlet 43 upwardly through after outgassing nonreturn valve 33 by outlet water conservancy diversion
The water conservancy diversion of chamber 28 a, part flows to exhaust outlet 24 and is discharged from exhaust nozzle 23, and a part pushes up sealing nail 221 by being pushed up on air-flow on passage 25
So that spring 22 turns on airflow reflux passage 26 after compressing, by airflow reflux passage 26 back through valve block 30 and piston briquetting 40
On first backflow stomata 34 and second backflow stomata 44 after flow back in piston compression chamber 51 carry out reciprocal air inlet and outlet action.
In sum, the miniature noise reduction air pump is set by setting compression assembly and turnover pneumatic module in pneumatic module is passed in and out
Put and pushed up on exhaust passage 230, air-flow that passage 25 is gentle to flow back to circulation road 26, gas flow paths are compressed in conventional turnover piston
Return flow path is also add outside excavationg pump behind chamber 51, by the noise for extending gas channel so as to reduce air pump, further, since valve
Piece is provided with dual one-way valve, can effectively control the generation of gas backflow, while overall assembling uses button bit and the even installation of buckle,
Overcoming existing minisize air lift pump needs the shortcoming of ultrasonic bonding, simplifies production technology, reduces production cost.
A specific embodiment of the present utility model is above are only, but design concept of the present utility model is not limited to
This, all changes for carrying out unsubstantiality to the utility model using this design all should belong to infringement the utility model protection domain
Behavior.
Claims (10)
1. a kind of miniature noise reduction air pump, including motor and the compression assembly being arranged on above motor and turnover pneumatic module, its feature
It is：The turnover pneumatic module from top to bottom includes lid and valve block in exhaust, and the compression assembly from top to bottom includes piston pressure
Block, with four pistons of compression chamber, stake body and bases, in the exhaust, lid periphery is vertically extending is provided with clamping bar, institute
State the base outer wall correspondence clamping bar and be provided with buckling groove, by the exhaust when clamping bar is connected to the buckling groove
Lid is closely connected in a clamped manner up and down with base, while the turnover pneumatic module and compression assembly are from top to bottom pressed together on into the row
On gas between lid and bottom seat, the base both sides offer two inlet channels, correspondence on the piston briquetting and the valve block
The inlet channel offers four the first air inlets and four the second air inlets respectively, correspondence described four on the piston briquetting
Individual piston compression chamber offers four piston air outlets and four piston intake holes, the correspondence piston air outlet on the valve block
Four outgassing nonreturn valves and four breather check valves are respectively arranged with the position in piston intake hole, lid is provided with the exhaust
One backflow sealing and an exhaust nozzle, sealing nail and a spring are provided with the backflow sealing, and the sealing screw top is located at institute
State the bottom of spring, the bottom and both sides of the sealing nail are respectively arranged with air-flow pushes up that passage is gentle to flow back to circulation road, described
The compression and resilience of spring reset to be caused to push up channel conductive on the air-flow respectively and is not turned on the airflow reflux passage, described
The correspondence airflow reflux passage is respectively arranged with four first backflows stomata and four second on valve block and the piston briquetting
Backflow stomata, covers inner side and is provided with the exhaust outlet for connecting the exhaust nozzle in the exhaust, inner side correspondence institute is covered in the exhaust
State outgassing nonreturn valve and breather check valve is also respectively provided with outlet diversion cavity and air inlet diversion cavity, gas is by the inlet channel
The air inlet diversion cavity is flowed to by first air inlet and the second air inlet after into air pump, it is then unidirectional by the air inlet
After valve by the piston intake hole enter the piston compression chamber in, then from the piston air outlet upwardly through it is described go out
By the outlet diversion cavity water conservancy diversion after gas check valve, a part flows to the exhaust outlet and is discharged from the exhaust nozzle, a part
The sealing nail is pushed up on passage so that turning on the airflow reflux passage after spring-compressed, by the air-flow by being pushed up on the air-flow
Return flow line back through on the valve block and the piston briquetting first backflow stomata and second backflow stomata after flow back to institute
State and carry out in piston compression chamber reciprocal air inlet and outlet action.
2. miniature noise reduction air pump according to claim 1, it is characterised in that：Four piston intake holes and four pistons
Venthole is arranged in four distal ends and four near-ends on the piston briquetting diagonal, the four second backflows stomata respectively
It is arranged in four piston air outlets and encloses and equidistantly distributed is on the piston briquetting vertical central axis line, described four
One backflow stomata is arranged in four outgassing nonreturn valves and encloses and equidistantly distributed is on the valve block vertical central axis line.
3. miniature noise reduction air pump according to claim 1, it is characterised in that：First air inlet is arranged in described four
Piston intake hole is peripheral and equidistantly distributed is on the piston briquetting vertical central axis line, and second air inlet is arranged in described
Four breather check valve is peripheral and equidistantly distributed is on the valve block vertical central axis line.
4. miniature noise reduction air pump according to claim 1, it is characterised in that：Correspondence is described four in the air inlet diversion cavity
The position of breather check valve is convexly equipped with four the first arced flow paths, and first arced flow path is in opening half bag shape outwardly.
5. miniature noise reduction air pump according to claim 1, it is characterised in that：Correspondence is described four in the outlet diversion cavity
The position of outgassing nonreturn valve is convexly equipped with four the second arced flow paths, and second arced flow path is in opening half bag shape inwardly.
6. miniature noise reduction air pump according to claim 5, it is characterised in that：Passage is pushed up on the air-flow and is arranged on described four
In the space that individual second arced flow path is surrounded.
7. miniature noise reduction air pump according to claim 5, it is characterised in that：The exhaust outlet is opened in two of which second
Between arced flow path, the exhaust outlet is opened near the position of the exhaust nozzle.
8. miniature noise reduction air pump according to claim 1, it is characterised in that：The connection row is provided with the exhaust nozzle
The exhaust passage of gas port, the exhaust passage is set in 90 degree of vertical bendings.
9. miniature noise reduction air pump according to claim 1, it is characterised in that：Locating slot is provided with the piston, it is described
The correspondence compression chamber offers four embedded mouths on stake body, and the piston is embedded in the stake body by the locating slot
In.
10. miniature noise reduction air pump according to claim 1, it is characterised in that：The sealing nail is set to inverted T shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621303821.3U CN206290397U (en) | 2016-11-30 | 2016-11-30 | Miniature noise reduction air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621303821.3U CN206290397U (en) | 2016-11-30 | 2016-11-30 | Miniature noise reduction air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290397U true CN206290397U (en) | 2017-06-30 |
Family
ID=59096258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621303821.3U Active CN206290397U (en) | 2016-11-30 | 2016-11-30 | Miniature noise reduction air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024074058A1 (en) * | 2022-10-08 | 2024-04-11 | 广东优巨先进新材料股份有限公司 | Muffling air pump structure for breast pump |
| US11976649B2 (en) | 2018-11-15 | 2024-05-07 | Tangtring Seating Technology Inc. | Air pump with external pressure relief valve |
-
2016
- 2016-11-30 CN CN201621303821.3U patent/CN206290397U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11976649B2 (en) | 2018-11-15 | 2024-05-07 | Tangtring Seating Technology Inc. | Air pump with external pressure relief valve |
| WO2024074058A1 (en) * | 2022-10-08 | 2024-04-11 | 广东优巨先进新材料股份有限公司 | Muffling air pump structure for breast pump |
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