CN2620109Y - Linkage air compressor - Google Patents
Linkage air compressor Download PDFInfo
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- CN2620109Y CN2620109Y CN 03225679 CN03225679U CN2620109Y CN 2620109 Y CN2620109 Y CN 2620109Y CN 03225679 CN03225679 CN 03225679 CN 03225679 U CN03225679 U CN 03225679U CN 2620109 Y CN2620109 Y CN 2620109Y
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- air compressor
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Abstract
The utility model relates to the technical field of air compressors, particularly a linkage air compressor. The utility model has the technical proposal is in that the utility model comprises a plurality of cylinders in different sizes and a driving device, wherein the cylinders pass through a piston rod orderly as the order from large one to small one to be coupled with the driving device; in two close-by cylinders, the air exhaust opening of the larger cylinder is communicated with the air inlet of the smaller cylinder; the air inlet of the large cylinder arranged at the front end is communicated with outside and the air exhaust opening of the small cylinder arranged at the back end is communicated with an air storage device. The utility model adopts a method that the air is compressed gradually, so the utility model obtains compressed air with strong pressure and does not need arranging stronger pressure in compression processes; the compression process is simple and saves labor. In addition, adopting the method, the utility model can avoid air generanting high temperature in the processes of direct compression and the air compression rate is bigger.
Description
Technical field:
The utility model relates to the air compressor technical field, refers in particular to a kind of interlinked air compressor.
Background technique:
Air compressor is used very extensive in industrial production and people's life, for example all need adopt in pneumatic equipment, elastic cable paper production, mining site, factory.Present air compressor mainly contains following several: piston type air compressor (also claiming reciprocating air compressor), screw-rod air compressor, centrifugal air compressor and scroll-type air compressor.What often use is piston type air compressor and screw-rod air compressor, though these two kinds of air compressors respectively have advantage, all also has certain deficiency.For example, for piston type air compressor, it mainly is the circular movement that utilizes bent axle, and the gas that drives in the piston linear reciprocating motion countercylinder compresses, and its piston ring and cylinder wall frequently rub, the big and less stable of bearing shell friction noise; The engaging friction of screw-rod air compressor rotor, its rotational velocity is fast, heating value is big, not only require the wear resistance of its manufactured materials to want high, and need to use a large amount of cutting oils in use, like this because the oil gas mixing, so also need to carry out Oil-gas Separation work at last, its cost is higher, complicated operation, and maintenance and maintenance difficulty are big.
Summary of the invention:
The purpose of this utility model is intended to overcome the disappearance of the said goods, provides that a kind of compressibility is big, compression labour-saving interlinked air compressor.
The utility model is achieved by the following technical solution: it comprises some cylinders not of uniform size and drive unit, this cylinder according to descending order successively by piston rod and drive unit interlock; In contiguous two cylinders, the relief opening of big cylinder is communicated with the suction port of less cylinder, and the suction port that is positioned at the big cylinder of front end is connected with the external world; The relief opening that is positioned at terminal little cylinder is communicated with caisson.
Offer some through holes on the piston of said cylinder, have on the end face of diaphragm seal fixed piston of certain toughness, and the through hole of offering on the piston is covered.
Above-mentioned drive unit comprises a rotating shaft, fix with rotating shaft and become the eccentric shaft and the connecting rod of decentered distribution with rotating shaft, and wherein the two ends of connecting rod are hinged with cylinder piston rod and eccentric shaft respectively.
Above-mentioned drive unit also can adopt following structure, and it comprises a bent axle and connecting rod, and wherein the two ends of connecting rod are hinged with cylinder piston rod and bent axle respectively.
The utility model adopts progressively compressed-air actuated mode, so not only can obtain the very big pressurized gas of pressure, and need not provide bigger pressure in the compression process, and its compression process is simply laborsaving.In addition, adopt this mode after, the high temperature that gas produces in the time of can avoiding directly compressing makes the gas compression rate bigger.
Description of drawings:
Below in conjunction with accompanying drawing the utility model is further described:
Fig. 1 is the utility model embodiment one a structural representation;
Fig. 2 is the structural representation of drive unit among the utility model embodiment one;
Fig. 3 is the work schematic representation of piston among the utility model embodiment one;
Fig. 4 is the structural representation of the utility model embodiment two transmission devices;
Fig. 5 is the structural representation of the utility model embodiment three transmission devices;
Fig. 6 is the utility model embodiment four a structural representation.
Embodiment:
See accompanying drawing 1,2, adopted four cylinders that vary in size 1,2,3,4 in the present embodiment, promptly whole air pressure division level Four compression is finished.These four cylinders 1,2,3,4 pass through piston rod 11,21,31,41 and drive unit 5 interlocks successively according to descending order; Wherein in contiguous two cylinders, the relief opening of big cylinder is communicated with the suction port of less cylinder.In conjunction with present embodiment, promptly the relief opening of cylinder 1 communicates with the suction port of cylinder 2; The relief opening of cylinder 2 communicates with the suction port of cylinder 3; The relief opening of cylinder 3 communicates with the suction port of cylinder 4.And the suction port that is positioned at the cylinder 1 of front end maximum is connected with the external world; The relief opening that is positioned at the cylinder of terminal minimum is communicated with caisson.In the present embodiment, except that the cylinder 1 of the maximum that is positioned at front end adopted the cylinder of opening form, what other cylinders 2,3,4 all adopted was closed cylinder.
What said cylinder 1,2,3,4 adopted is the piston 12,22,32,42 with unidirectional air inlet function, because the piston structure of all cylinders is similar substantially, so the piston of only locating with cylinder 1 12 is that example illustrates its concrete structure.Offer some through holes 122 on the piston 12, and have on the end face of diaphragm seal 13 fixed pistons 12 of certain toughness, and the through hole of offering on the piston 12 122 is covered.During piston 12 work, when the air in the piston rod 11 promotion pistons 12 beginning compression cylinders 1, atmospheric pressure is big than ambient air pressure in the cylinder 1, so diaphragm seal 13 is pressed on piston 12 end faces by cylinder 1 inner air pressure, simultaneously the through hole of offering on the piston 12 122 is covered, air in the cylinder 1 can't be leaked by through hole 122, finish until compression.When piston rod 11 pulling pistons 12 outwards move, this moment, cylinder 1 interior space was widened, its inner atmospheric pressure will reduce, make that ambient air pressure will be greater than the atmospheric pressure in the cylinder 1, so diaphragm seal 13 will be seen through through hole 122 by ambient air and push open, make the through hole of offering on the piston 12 122 communicate, and make the air in the cylinder 1 in time obtain the additional of ambient air with ambient air, finish the work of pulling until piston rod 11, as see shown in the accompanying drawing 3.
In order to make piston rod 11,21,31,41 keep straight line motion, reduce the friction between piston and the cylinder inner wall, the piston rod inlay card of each cylinder is in a location guiding device 7, this locating guide device 7 can adopt bearing, can reduce the friction between piston rod 11,12,13,14 and the locating guide device 7 like this.
In addition in order to make this device can carry out air compression smoothly, all be provided with one-way valve 6 in the exhaust ports of each cylinder, prevent that pressurized air from refluxing.
Drive unit 5 in the present embodiment comprises a rotating shaft 51, fixing and be the eccentric shaft 52 and the connecting rod 50 of decentered distribution with rotating shaft 51 with rotating shaft 51, wherein the two ends of connecting rod 50 are hinged with the piston rod 11,21,31,41 and the eccentric shaft 52 of cylinder 1,2,3,4 respectively.This drive unit 5 will drive piston rod 11,21,31,41 motions of cylinder 1,2,3,4 by connecting rod 50 respectively, successively it be compressed or drawing.And this drive unit shaft 51 is a driving shaft, and it will drive eccentric shaft 52 around its axis running.
See accompanying drawing 4, this is the another kind of mode of execution of the utility model transmission device 5, and its drive unit 5 shafts 51 in embodiment one are driving shaft, during work, is to drive eccentric shaft 52 around its axis running by rotating shaft 51.And in the present embodiment, driving link is a belt pulley 53 (or gear, sprocket wheel), the eccentric shaft 52 that is decentered distribution with belt pulley 53 center lines is fixed on the belt pulley 53, and the two ends of connecting rod 50 are hinged with the piston rod 11,21,31,41 and the eccentric shaft 52 of cylinder 1,2,3,4 respectively.Present embodiment is similar to embodiment one mode of structure, and part plays the same tune on different musical instruments.
See accompanying drawing 5, this is another mode of execution of the utility model transmission device 5, the eccentric shaft 52 that it has adopted bent axle 54 to substitute in the foregoing description.The present embodiment structure is still the expansion of the foregoing description, and its similar is not being given unnecessary details here one by one.
Be that example specifies its working method with embodiment one below.Because four cylinders 1,2,3,4 pass through piston rod 11,21,31,41 and drive unit 5 interlocks successively according to descending order in the present embodiment, so after drive unit 5 entrys into service, its general countercylinder 1,2,3,4 successively compresses.After piston rod 11 promotion pistons 12 advance certain distance, the air in the cylinder 1 will be compressed, and enter in the cylinder 2 by relief opening; Cylinder 2 is the cylinder body of a sealing, and by piston 22 cylinder is divided into two cavitys, and the cavity that wherein is positioned at piston 22 front ends is provided with relief opening, and the cavity that is positioned at piston 22 rear ends is provided with suction port.Enter the cavity of cylinder 2 inner carriers 22 rear ends through the air of cylinder 1 compression, when piston 22 moves right, this pressurized air will be pushed the cavity that diaphragm seal 23 on the piston 22 enters piston 22 front ends open, when piston 22 is moved to the left, piston 22 will further compress above-mentioned pressurized air, and the air after the secondary compression is pressed in the cylinder 3, the cavity of cylinder 2 inner carriers 22 rear ends will suck the air of cylinder 1 compression once more simultaneously, so far finish second level compression.And the like be pressed in the caisson until the air of finishing fourth stage compression.Certainly present embodiment has adopted four cylinders, and whole air pressure division level Four compression is finished, and it also can select the cylinder of suitable number as required, and these structures are all at the row of protection of the present utility model.
This is the utility model embodiment four a structural representation to see accompanying drawing 6, and it is on the foregoing description basis structure to be carried out some changes.In the present embodiment, drive unit 5 comprises a cam 55, and the end of the piston rod of cylinder 1,2,3,4 all is equipped with a rolling bearing 56, and the elastic force of this rolling bearing 56 by spring 57 is resisted against on the curved surface of cam 55.For piston can in time be resetted after having compressed, it is connected with a spring 57 between the inwall of cylinder and piston, and the elastic force by spring 57 promotes piston reset.
In sum, the utility model adopts progressively compressed-air actuated mode, can obtain the very big pressurized gas of pressure like this.5 pairs of pistons 12 of our hypothesis driven devices, 22,32,42 thrusts that produce are F, the air of cylinder 1 in its cylinder body of this thrust F effect lower compression, obtain the pressurized air that pressure is P1, and being the pressurized air of P1, this pressure will be compressed once more after entering cylinder 2, the thrust that 5 pairs of pistons of hypothesis driven device 22 produce still is F, because the piston area of cylinder 2 is less than the piston area of cylinder 1, so can derive by pressure formula, after cylinder 2 will compress the pressurized air that pressure is P1 once more, to make atmospheric pressure increase to P2, so progressively increase progressively, at last through obtaining the high-pressure air that pressure is P4 after 4 compressions of minimum cylinder.In whole process, the thrust that 5 pairs of pistons of drive unit produce there is no great change, and the ten minutes that whole compression process becomes is finished easily.In like manner, if adopt cylinder 1 to come pressurized air separately, obtain the pressurized air that pressure is P4, then the thrust that produces of the 5 pairs of pistons of drive unit equals P4 and takes advantage of in the piston area S1 of cylinder 1, and this will be a very huge power, and common cylinder can't be finished at all.On the other hand, obtain the pressurized air that pressure is P4 if adopt cylinder 4 to finish compression, though need not too big pressure, because cylinder 4 is less, pressurized gas volume of its compression back generation is very little, these modes all do not have use value.The utility model designs for overcoming above-mentioned shortcoming just, and it is very big to obtain pressure like this, simultaneously the pressurized gas of volume adequacy.
Claims (7)
1, interlinked air compressor comprises: some cylinders and drive unit is characterized in that: described some cylinders are not of uniform size, and this cylinder according to descending order successively by piston rod and drive unit interlock; In contiguous two cylinders, the relief opening of big cylinder is communicated with the suction port of less cylinder, and the suction port that is positioned at the big cylinder of front end is connected with the external world; The relief opening that is positioned at terminal little cylinder is communicated with caisson.
2, interlinked air compressor according to claim 1, it is characterized in that: what adopt in the said cylinder is the piston with unidirectional air inlet function, its concrete structure is: offer some through holes on the piston, have on the end face of diaphragm seal fixed piston of certain toughness, and the through hole of offering on the piston is covered.
3, interlinked air compressor according to claim 2, it is characterized in that: drive unit comprises a rotating shaft, fixes with rotating shaft and is the eccentric shaft and the connecting rod of decentered distribution with rotating shaft that wherein the two ends of connecting rod are hinged with cylinder piston rod and eccentric shaft respectively.
4, interlinked air compressor according to claim 2, it is characterized in that: drive unit comprises a bent axle and connecting rod, wherein the two ends of connecting rod are hinged with cylinder piston rod and bent axle respectively.
5, according to claim 3 or 4 described interlinked air compressors, it is characterized in that: a location guiding device is set on the piston rod of cylinder.
6, interlinked air compressor according to claim 1, it is characterized in that: the exhaust ports of cylinder is provided with one-way valve.
7, interlinked air compressor according to claim 1, it is characterized in that: drive unit comprises a cam, the end of the piston rod of cylinder all is equipped with a rolling bearing, is connected with a spring between the inwall of cylinder and piston; Rolling bearing is resisted against on the curved surface of cam by the elastic force of spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03225679 CN2620109Y (en) | 2003-04-30 | 2003-04-30 | Linkage air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03225679 CN2620109Y (en) | 2003-04-30 | 2003-04-30 | Linkage air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2620109Y true CN2620109Y (en) | 2004-06-09 |
Family
ID=34246125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03225679 Expired - Fee Related CN2620109Y (en) | 2003-04-30 | 2003-04-30 | Linkage air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2620109Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273954A (en) * | 2010-04-14 | 2011-12-14 | 晶辉科技（深圳）有限公司 | Damping device of toaster carriage |
| CN102536753A (en) * | 2012-02-16 | 2012-07-04 | 汤斌 | Compressor or turbine device |
| CN104481837A (en) * | 2014-11-27 | 2015-04-01 | 王彦彬 | Compressor with coplanar symmetric pistons connected with each other by concave plates with guide grooves |
| CN104806469A (en) * | 2015-05-06 | 2015-07-29 | 黄荣嵘 | Arm-piston linkage type air compressor |
| CN109228905A (en) * | 2018-09-18 | 2019-01-18 | 阮忠诚 | A kind of embedded new energy vehicles charging station |
| CN109318745A (en) * | 2018-09-18 | 2019-02-12 | 阮忠诚 | A kind of new-energy automobile charging pile maintenance methods |
-
2003
- 2003-04-30 CN CN 03225679 patent/CN2620109Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273954A (en) * | 2010-04-14 | 2011-12-14 | 晶辉科技（深圳）有限公司 | Damping device of toaster carriage |
| CN102273954B (en) * | 2010-04-14 | 2013-09-18 | 晶辉科技（深圳）有限公司 | Damping device of toaster carriage |
| CN102536753A (en) * | 2012-02-16 | 2012-07-04 | 汤斌 | Compressor or turbine device |
| CN104481837A (en) * | 2014-11-27 | 2015-04-01 | 王彦彬 | Compressor with coplanar symmetric pistons connected with each other by concave plates with guide grooves |
| CN104481837B (en) * | 2014-11-27 | 2018-08-07 | 王彦彬 | Coplanar symmetrical piston is by the compressor that is connected with guide groove notch board |
| CN104806469A (en) * | 2015-05-06 | 2015-07-29 | 黄荣嵘 | Arm-piston linkage type air compressor |
| CN104806469B (en) * | 2015-05-06 | 2017-01-25 | 黄荣嵘 | Arm-piston linkage type air compressor |
| CN109228905A (en) * | 2018-09-18 | 2019-01-18 | 阮忠诚 | A kind of embedded new energy vehicles charging station |
| CN109318745A (en) * | 2018-09-18 | 2019-02-12 | 阮忠诚 | A kind of new-energy automobile charging pile maintenance methods |
| CN109228905B (en) * | 2018-09-18 | 2021-11-05 | 江苏英能新能源科技有限公司 | Embedded new forms of energy vehicle charging station |
| CN109318745B (en) * | 2018-09-18 | 2021-11-05 | 江苏黑马商用车科技有限公司 | New energy automobile charging pile maintenance method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |