CN203161502U - Double-air-suction efficient air pump - Google Patents
Double-air-suction efficient air pump Download PDFInfo
- Publication number
- CN203161502U CN203161502U CN 201220654371 CN201220654371U CN203161502U CN 203161502 U CN203161502 U CN 203161502U CN 201220654371 CN201220654371 CN 201220654371 CN 201220654371 U CN201220654371 U CN 201220654371U CN 203161502 U CN203161502 U CN 203161502U
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- piston chamber
- piston
- air
- housing
- barrier film
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Abstract
The utility model relates to a double-air-suction efficient air pump which comprises a motor, a connector, a housing, a power component, as well as a lower horseshoe diaphragm, a piston chamber lower housing, a piston chamber upper housing, an upper horseshoe diaphragm, a disc-shaped air nozzle and an air nozzle protection disc which are mounted at the inner front end of the housing and axially and sequentially matched and connected in series, wherein the front end of the motor is mounted at the inner rear end of the housing by the connector; the air nozzle protection disc is fixedly connected with the end face of the housing; and the power component comprises an undulated cam and a plurality of double-head pistons. The air pump is ingenious and compact in structural design, high in working efficiency and low in noise.
Description
Technical field
The utility model relates to a kind of air pump, is specially two efficient air pumps of air inlet.
Background technique
Along with the development of industrial technology and the raising of people's living standard, various vehicle tyres and inflatable product are more and more, and therefore various gas-filled pumps also arise at the historic moment.At present, traditional air pump described in the prior art generally comprises housing, motor, eccentric wheel, bearing, air bag group, valve seat, breather cheek valve, top cover and unidirectional gas outlet valve; Motor is installed in the housing, has air vent on the housing; Eccentric wheel is installed on the drive axle of motor; Prop up mounting on housing, form the inlet hole that connects on the bearing; The air bag group is fixedly supported on the bearing by valve seat, and the bottom of air bag group is fixed on the eccentric wheel by drive link, does alternate type by motor and eccentric wheel drive and inflates, and the corresponding inlet hole in the edge of air bag group forms breather cheek valve; The balloon positions of corresponding air bag group forms the air outlet hole that connects on the valve seat, and the breather cheek valve of the corresponding air bag group in the bottom surface of valve seat becomes the gas transmission groove with balloon-shaped; Breather cheek valve and unidirectional gas outlet valve cover respectively on inlet hole and air outlet hole; The top cover fixed cover is on valve seat, and the air outlet hole of the corresponding valve seat of top cover forms air cavity, and also forms the steam outlet pipe that is communicated with outlet chamber on the top cover.During use, gas is directly entered in the housing by the air vent on the housing, and is up through the suction port of bearing, and the breather cheek valve on the air bag group is washed open, enters in the air bag through the gas transmission groove of valve seat; The swing of motor driving drive link makes air bag compression or expansion, and gas is up through the air outlet hole of valve seat, and unidirectional gas outlet valve is washed open, enters the outlet chamber of top cover, goes out through steam outlet pipe and realizes the air pump function.But the driving structure of this use eccentric cam will certainly cause the imbalance of element in the air pump, thereby cause bigger vibration, when motor runs on a high rotational speed, this vibration is especially obvious, and be accompanied by vibration and produced bigger noise and electronic interferences, surrounding environment is caused noise pollution, also can reduce the working life of air pump, and working efficiency is lower.
Summary of the invention
For overcoming above-mentioned defective, the utility model provides the novel air pump of little, the two air inlet of a kind of noise, high working efficiency, changed thoroughly that original eccentric cam drives work structuring and principle.
For achieving the above object, the technical solution of the utility model is:
A kind of pair of efficient air pump of air inlet, comprise motor, housing and Power Component, also comprise the following horse shoe shaped barrier film, piston chamber's lower shell body, piston chamber's upper shell, last horse shoe shaped barrier film, dish type blast nozzle and the blast nozzle protective disc that are installed in the housing Inner Front End and axially cooperate serial connection successively, described blast nozzle protective disc is fixedlyed connected with the housing end face; The output terminal of described motor is installed in rear end in the housing by connector; Describedly go up the horse shoe shaped barrier film, correspondingly respectively on the horse shoe shaped barrier film down be provided with the inlet hole of piston chamber upper shell, piston chamber's lower shell body, air inlet switch control barrier film that air outlet hole matches and go out air cock control barrier film; Form a plurality of air inlet grooves on the described housing sidewall; The upper-end surface of described piston chamber lower shell body and the center, lower end surface of piston chamber's upper shell are respectively equipped with central tube, and dispose some piston bores at the circumferential surface centered by above-mentioned axis; On the upper-end surface of the lower end surface of piston chamber's lower shell body and piston chamber's upper shell, corresponding piston bore is provided with piston chamber's inlet hole and piston chamber's air outlet hole; Also be provided with hollow column on piston chamber's lower shell body, be provided with hollow column exhaust duct hole in the lower end surface of piston chamber's lower shell body, piston chamber's air outlet hole of described piston chamber lower shell body communicates with the lower end gas circuit of exhaust duct; The upper-end surface of described piston chamber upper shell is provided with the center gas collecting jar with ground-on cover plate, and cooperates the central collection chamber of formation with last horse shoe shaped barrier film; Described hollow column upper end extends upward in the hollow column exhaust duct seat hole of inserting piston chamber's upper shell correspondence, and the upper end open place of hollow column is connected with central collection chamber by interior bone; Piston chamber's air outlet hole of described piston chamber upper shell is connected with central collection chamber; Described Power Component comprises waveform cam and some double-head pistons, and described double-head piston flexibly connects by chute and waveform cam circle perisporium are set at the middle part; Described waveform cam is installed in the central compartment that is made up of piston chamber's lower shell body central tube and piston chamber's upper shell central tube, and described waveform cam axially is connected with motor output shaft; Described double-head piston is installed in the piston chamber that is made up of piston chamber's lower shell body piston bore and piston chamber's upper shell piston bore and along with the rotation of waveform cam axially moves up and down in piston chamber; Described central collection chamber is by the outside gas transmission of dish type blast nozzle.
Be as further improvement of the utility model: described dish type blast nozzle upper-end surface is provided with many crooked noise reduction paths, the import of described path is connected with the air inlet groove of housing sidewall, the outlet of described path with the piston chamber upper shell, go up piston chamber's inlet hole corresponding on the horse shoe shaped barrier film and communicate.By being set, curved pathway reduces airspeed, to reduce pneumatic noise.
As preferred embodiment of the present utility model: described piston chamber lower shell body piston bore and piston chamber's upper shell piston bore quantity are respectively 5, and evenly respectively.
Be as further improvement of the utility model: the inlet hole of described piston chamber upper shell, piston chamber's lower shell body is the passage inlet hole, further reduces noise.
Working principle of the present utility model is: rely on the piston vertical cylinder to do and come and go operation, earlier the air inlet groove that atmospheric air is entered on the sidewall at the bottom of the pump forms inlet stream, be divided into 2 strands of air-flows after entering in the pump, one inlet hole from piston chamber's lower shell body of air pump correspondence enters its corresponding piston bore, another road enters its corresponding piston bore from the inlet hole of piston chamber's upper shell of air pump correspondence, by discharging cylinder after the double-head piston compression supercharging, through being transported to central gas collection chamber by exhaust duct after, air outlet hole sprays by blast nozzle.
Technical characterstic of the present utility model and remarkable result are:
1, gas circuit is designed to discharge by pump after air-flow passes through the air inlet of sidewall air inlet groove from the bottom again, reduces gas-flow resistance, avoids producing noise.
2, adopt waveform cam and some double-head pistons as the driving of this air pump, thoroughly having changed original air pump adopts eccentric cam as the structure of power and the defective of its existence, improve the stability of air pump, reduced the vibrating noise when running up, prolonged the working life of air pump.
3, inlet stream is divided into two-way and compresses simultaneously and produce air-flow in pump, has improved the air pump working efficiency greatly, and has reduced noise.
4, air pump internal shunt gas circuit manufactures and designs conveniently good economy performance.
5, air inlet gas circuit design has reduced airspeed through the tortuous snake sigmoid noise reduction path that wriggles, and has reduced pneumatic noise.
6, piston chamber's upper shell and piston chamber's lower shell body can form 10 piston bores and form 5 piston chamber, drive 5 piston cycle work, compact structure, high working efficiency by the impeller in center.
Figure of description
Fig. 1 is structure explosive view of the present utility model;
Fig. 2 is driving structure stereogram in the utility model;
Fig. 3 is the stereogram of piston chamber's upper shell in the utility model;
Fig. 4 is the reverse view of Fig. 3;
Fig. 5 is the stereogram of piston chamber's lower shell body in the utility model;
Fig. 6 is the reverse view of Fig. 5;
Fig. 7 is the erection drawing of piston chamber's lower shell body and piston chamber's upper shell in the utility model;
Fig. 8 is the stereogram of following horse shoe shaped barrier film in the utility model;
Fig. 9 is the stereogram of dish type blast nozzle in the utility model;
Figure 10 is gas circuit structure schematic representation of the present utility model;
Figure 11 is erection drawing of the present utility model.
Among the figure: motor 1, connector 2, housing 3; air inlet groove 31, piston chamber's lower shell body 4, hollow column 41; lower piston chamber inlet hole 42, lower piston chamber air outlet hole 43, lower piston cylinder barrel 44; hollow column exhaust duct hole 45, following central tube 46, following horse shoe shaped barrier film 5; go out air cock control barrier film 51, air inlet switch control barrier film 52, piston chamber's upper shell 6; hollow column exhaust duct seat hole 61, upper piston chamber air outlet hole 62, upper piston chamber inlet hole 63; interior bone 64, center gas collecting jar with ground-on cover plate 65, upper piston cylinder barrel 66; last central tube 67, last horse shoe shaped barrier film 7, double-head piston 8; chute 81, waveform cam 9, dish type blast nozzle 10; snake sigmoid noise reduction path 101; noise reduction lane entrance 102, noise reduction lane exit 103, blast nozzle 104; blast nozzle protective disc 11, inlet stream 12.
Embodiment
Below with reference to accompanying drawings the utility model is described in more detail, has wherein represented preferred embodiment of the present utility model, should be appreciated that those skilled in the art can revise the utility model described here and still realize the beneficial effects of the utility model.Therefore, following description is appreciated that extensively knowing for those skilled in the art, and not as to restriction of the present utility model.
For the purpose of this utility model, feature are become apparent, below in conjunction with accompanying drawing embodiment of the present utility model is further described.It should be noted that accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, aid illustration the utility model embodiment's purpose lucidly.
As shown in Figure 2, Power Component of the present utility model comprises waveform cam 9 and 5 double-head pistons 8, the output shaft of described motor 1 links to each other with waveform cam 9, the intermediate portion of double-head piston 8 is provided with chute 81, double-head piston hangs on the peripheral wall of waveform cam 9 by chute 81 during connection, and the axially fluctuation along with 9 rotations of waveform cam.
As shown in Figure 3: the center, lower end surface of piston chamber's upper shell 6 is provided with central tube 67, and disposes five upper piston cylinder barrels 66 at the circumferential surface centered by above-mentioned axis; Between adjacent two upper piston cylinder barrels 66, be provided with hollow column exhaust duct seat hole 61, be provided with upper piston chamber air outlet hole 62 and upper piston chamber inlet hole 63 in each upper piston cylinder barrel 66 bottom; As shown in Figure 4, it is the upper-end surface of piston chamber's upper shell 6, be provided with center gas collecting jar with ground-on cover plate 65 at the center of upper-end surface, and described center gas collecting jar with ground-on cover plate 65 do not communicate with the central tube 67 at its back side, described center gas collecting jar with ground-on cover plate 65 cooperates with last horse shoe shaped barrier film 7 and forms central collection chamber; Sidewall at center gas collecting jar with ground-on cover plate 65 is provided with interior bone 64, and described interior bone 64 communicates with upper piston chamber air outlet hole 62.
As shown in Figure 5: the center, upper-end surface of piston chamber's lower shell body 4 is provided with down central tube 46, and corresponding upper piston cylinder barrel 66 disposes five lower piston cylinder barrels 44 on the circumferential surface centered by above-mentioned axis, corresponding hollow column exhaust duct seat hole 61 is provided with hollow column 41 between adjacent two lower piston cylinder barrels 44, and the front end of described hollow column 41 is provided with gap; Be provided with lower piston chamber air outlet hole 62 and lower piston chamber inlet hole 63 in each lower piston cylinder barrel 44 bottom; As shown in Figure 6, the lower end surface of piston chamber's lower shell body 4 is provided with hollow column exhaust duct hole 45 and communicates with lower piston chamber air outlet hole 62 gas circuits.
As shown in Figure 8: corresponding lower piston chamber air outlet hole 62 and lower piston chamber inlet hole are provided with five groups and go out air cock control barrier film 51, air inlet switch control barrier film 52 on the following horse shoe shaped barrier film 5; The described horse shoe shaped barrier film 7 of going up equally also is provided with identical with Fig. 8 five groups and goes out air cock control barrier film 51, air inlet switch control barrier film 52.
As shown in Figure 9: the central position of described dish type blast nozzle 10 upper-end surfaces is provided with the blast nozzle 104 that communicates with central collection chamber; Around blast nozzle 104, be provided with many snake sigmoid noise reduction paths 101, described noise reduction lane entrance 102 is connected with the air inlet groove 31 of housing sidewall, described noise reduction lane exit 103 with the piston chamber upper shell, go up piston chamber's inlet hole 63 corresponding on the horse shoe shaped barrier film and communicate.
As shown in Figure 7: when piston chamber's lower shell body 4 is installed with piston chamber's upper shell 6, hollow column 41 on piston chamber's lower shell body inserts in the hollow column exhaust duct seat hole 61 of piston chamber's lower shell bodys, and the front end gap of hollow column 41 is connected with the piston chamber central gas collecting jar with ground-on cover plate 65 of upper shell by interior bone 64; Behind described piston chamber lower shell body 4 and piston chamber's upper shell 6 zoariums, corresponding lower piston cylinder barrel 44 is combined to form piston chamber with upper piston cylinder barrel 66 and is used for installing double-head piston 8; Following central tube 46 is combined to form the central compartment with last central tube 67 and is used for installing waveform cam 9, described waveform cam 9 rotatablely moves in the central compartment, with the waveform cam pressurized air that moves up and down, the quantity of described double-head piston is 5 to described double-head piston 8 in piston chamber.
As shown in figure 11, described housing 3 and connector 2 are engaged on the sidewall of housing and form five air inlet grooves 31, described air inlet groove 31 respectively by snake sigmoid noise reduction path respectively with last horse shoe shaped barrier film 7, the air inlet switch control barrier film 51 on the horse shoe shaped barrier film 5 communicates down; As Figure 10, shown in Figure 11: concrete working procedure of the present utility model is: motor 1 drives 9 rotations of waveform cam, drives double-head piston 8 and move up and down, carries out air-breathing and working procedure exhaust; When air-breathing: the air inlet groove 31 that atmospheric air enters at the bottom of the pump on the sidewall forms inlet stream 12, be divided into two strands of air-flows after entering in the pump, one inlet hole from piston chamber's lower shell body of air pump correspondence enters its corresponding lower piston cylinder barrel 44, and another road enters its corresponding upper piston cylinder barrel 66 from the inlet hole of piston chamber's upper shell of air pump correspondence; During exhaust: the gas in the upper piston cylinder barrel 66 sprays by blast nozzle 104 after air outlet hole is transported to central gas collection chamber by interior bone 64 after double-head piston 8 compression superchargings; Gas in the lower piston cylinder barrel 44 is after double-head piston compression supercharging, enter hollow column exhaust duct hole 45, hollow column 41, hollow column gap by air outlet hole, spray by blast nozzle after being transported to central gas collection chamber by the interior bone 64 on piston chamber's upper shell at last;
In the present embodiment, the inlet hole of described piston chamber upper shell, piston chamber's lower shell body is finger type passage inlet hole, can further reduce noise.
This
Model utilityStructural design is ingenious, compact, high working efficiency, and noise is little, through detecting, originally
Model utilityThe air pump maximum noise that relates to is no more than 55 dbA.
Claims (3)
1. two efficient air pump of air inlet, comprise motor, housing and Power Component, it is characterized in that: also comprise the following horse shoe shaped barrier film, piston chamber's lower shell body, piston chamber's upper shell, last horse shoe shaped barrier film, dish type blast nozzle and the blast nozzle protective disc that are installed in the housing Inner Front End and axially cooperate serial connection successively, described blast nozzle protective disc is fixedlyed connected with the housing end face; The output terminal of described motor is installed in rear end in the housing by connector; Describedly go up the horse shoe shaped barrier film, correspondingly respectively on the horse shoe shaped barrier film down be provided with the inlet hole of piston chamber upper shell, piston chamber's lower shell body, air inlet switch control barrier film that air outlet hole matches and go out air cock control barrier film; Form a plurality of air inlet grooves on the described housing sidewall; The upper-end surface of described piston chamber lower shell body and the center, lower end surface of piston chamber's upper shell are respectively equipped with central tube, and dispose some piston bores at the circumferential surface centered by the axis of above-mentioned central tube; On the upper-end surface of the lower end surface of piston chamber's lower shell body and piston chamber's upper shell, corresponding piston bore is provided with piston chamber's inlet hole and piston chamber's air outlet hole; Also be provided with hollow column on piston chamber's lower shell body, be provided with hollow column exhaust duct hole in the lower end surface of piston chamber's lower shell body, piston chamber's air outlet hole of described piston chamber lower shell body communicates with the lower end gas circuit of exhaust duct; The upper-end surface of described piston chamber upper shell is provided with the center gas collecting jar with ground-on cover plate, and cooperates the central collection chamber of formation with last horse shoe shaped barrier film; Described hollow column upper end extends upward in the hollow column exhaust duct seat hole of inserting piston chamber's upper shell correspondence, and the upper end open place of hollow column is connected with central collection chamber by interior bone; Piston chamber's air outlet hole of described piston chamber upper shell is connected with central collection chamber; Described Power Component comprises waveform cam and some double-head pistons, and described double-head piston flexibly connects by chute and waveform cam circle perisporium are set at the middle part; Described waveform cam is installed in the central compartment that is made up of piston chamber's lower shell body central tube and piston chamber's upper shell central tube, and described waveform cam axially is connected with motor output shaft; Described double-head piston is installed in the piston chamber that is made up of piston chamber's lower shell body piston bore and piston chamber's upper shell piston bore and along with the rotation of waveform cam axially moves up and down in piston chamber; Described central collection chamber is by the outside gas transmission of dish type blast nozzle.
2. according to claim 1 pair of efficient air pump of air inlet, it is characterized in that: described dish type blast nozzle upper-end surface is provided with many crooked noise reduction paths, the import of described path is connected with the air inlet groove of housing sidewall, the outlet of described path with the piston chamber upper shell, go up piston chamber's inlet hole corresponding on the horse shoe shaped barrier film and communicate.
3. according to claim 1 pair of efficient air pump of air inlet, it is characterized in that: described double-head piston quantity is 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220654371 CN203161502U (en) | 2012-12-03 | 2012-12-03 | Double-air-suction efficient air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220654371 CN203161502U (en) | 2012-12-03 | 2012-12-03 | Double-air-suction efficient air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203161502U true CN203161502U (en) | 2013-08-28 |
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ID=49022691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220654371 Withdrawn - After Issue CN203161502U (en) | 2012-12-03 | 2012-12-03 | Double-air-suction efficient air pump |
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| Country | Link |
|---|---|
| CN (1) | CN203161502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979696A (en) * | 2012-12-03 | 2013-03-20 | 常州富邦电气有限公司 | Double inlet efficiency air pump |
-
2012
- 2012-12-03 CN CN 201220654371 patent/CN203161502U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979696A (en) * | 2012-12-03 | 2013-03-20 | 常州富邦电气有限公司 | Double inlet efficiency air pump |
| CN102979696B (en) * | 2012-12-03 | 2015-05-13 | 常州富邦电气有限公司 | Double inlet efficiency air pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130828 Effective date of abandoning: 20150513 |
|
| RGAV | Abandon patent right to avoid regrant |