CN104791220A - Ultrahigh pressure air compressor - Google Patents
Ultrahigh pressure air compressor Download PDFInfo
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- CN104791220A CN104791220A CN201510208351.6A CN201510208351A CN104791220A CN 104791220 A CN104791220 A CN 104791220A CN 201510208351 A CN201510208351 A CN 201510208351A CN 104791220 A CN104791220 A CN 104791220A
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Abstract
The invention provides an ultrahigh pressure air compressor which is miniaturized and is high in reliability and can overcome the defects that a traditional high pressure air compressor is heavy and low in efficiency. The ultrahigh pressure air compressor comprises a plurality of air cylinders, corresponding pistons, a plurality of double-ball-head connecting rods, an inclined plate and a swinging plate, wherein two stages of air cylinders reuse one cylinder block; the double-ball-head connecting rods are arranged in the working direction of the air cylinders; one end of each double-ball-head connecting rod is provided with one piston, and the other end of each double-ball-head connecting rod is connected with the swinging plate playing a role in driving; the inclined plate is obliquely arranged at an acute angle or an obtuse angle relative to the working direction; the double-ball-head connecting rods and the air cylinders are symmetrically arranged in parallel; the adjacent lower-stage air cylinders and the adjacent upper-stage air cylinders among all the stages of compressing air cylinders are connected in series, and an exhaust valve of the air cylinder on the lowermost downstream on a flow path and an air inlet valve of an air bottle are connected in series; the swinging plate is provided with an anti-rotation fixed gear is meshed with an anti-rotation movable gear on a supporting platform, lateral movement of the swinging plate in the swinging process is avoided, and friction between the pistons and the inner wall and friction between the double-ball-head connecting rods and the inner wall are reduced.
Description
Technical field
The present invention relates to a kind of miniature super high pressurized air compressor, it is suitable for producing super high pressurized air online.
Background technique
Air compressor is the basic product of the modernization of industry, and compressor is the device mechanical energy of former dynamic (normally motor) being converted to gas pressure energy, is mainly pneumatic system and provides source of the gas power.China's Compressor Technology is started late, but development is very fast.Be mostly piston compressor at super high pressurized air compressor research application aspect domestic and international product be main, due to the restriction by structure and mechanism, super high pressurized air compressor is generally bulky, Heavy Weight, the minimum product of weight is weight 41kg, volume 600 × 340 × 350mm, exhaust pressure 30MPa, but particular job occasion that is microminiaturized at some, lighting, cannot the requirement of meeting spatial and quality.Clearance volume is there is in Reciprocting piston compressor cylinder, due to the needs of the techniques such as processing, assembling, clearance volume is inevitable, and clearance volume not only directly reduces the actual volume of cylinder, and wherein remained pressurized gas also must be expanded to pressure of inspiration(Pi), cylinder could start to suck live gas, so just equals the actual volume further reducing cylinder.Especially in super high pressurized air compressor, because pressure of inspiration(Pi) is lower, use pressure higher, make the air compressing of compressor larger, if pressure of inspiration(Pi) is 0.1Mpa, use pressure is 35Mpa, so compression ratio is 350, in such cylinder, actual volume is minimum, and be easy to occur that actual volume is the situation of zero, namely gas in clearance volume may be there is in cylinder after complete expansion, pressure is still not less than pressure of inspiration(Pi), at this moment compressor cannot continue to inhale, exhaust, and excessive compression ratio makes to produce amount of heat when friction and pressurized gas, not only cause energy waste, even affect compressor normally to work.
Summary of the invention
In view of the above problems, the object of this invention is to provide a kind of super high pressurized air compressor, it can overcome the deficiency that conventional ultra high pressure air compressor is heavy, efficiency is low, makes super high pressurized air compressor microminiaturized and reliability is high.
For achieving the above object, the invention provides a kind of super high pressurized air compressor, comprising: multiple cylinder and to being applied in cylinder the piston that gas compresses; The multiplexing same cylinder body of described two stage compression cylinder, limitedly reduces volume and the weight of compressor; Multiple pairs of ball head connecting rods, its operative orientation along cylinder is arranged, one end is provided with described piston, and the other end is connected with the balance playing driving effect, and swash plate promotes balance motion, thus the two ball head connecting rod of promotion moves along operative orientation; Wherein, the number of described swash plate and balance is single, described balance is that acute angle or obtuse angle are in tilted layout relative to described operative orientation, and described multiple pairs of ball head connecting rods and described multiple cylinder are arranged in parallel in described balance side in a symmetrical manner, and compression cylinder at different levels is connected in series by valve body; When described swash plate rotates, balance swings along driving two ball head connecting rod along operative orientation, piston is made to carry out compression supercharging to the gas being positioned at piston side cylinder, and be positioned at the gas expansion of piston opposite side cylinder, when the gas pressure intensity in compression pressurized cylinder is higher than gas pressure intensity in expansion cylinder, one-way valve or outlet valve are opened, two serial cylinders air communication, can proceed compression to make the gas of discharging from a serial cylinders; Described balance is designed with the anti-anti-turn gears meshing revolved in quiet gear and support platform, and lateral movement when preventing balance from swinging reduces piston and the friction between two ball head connecting rod and inwall.
Preferably, the number of described cylinder is two, namely I grade of cylinder of piston both sides is positioned at, II grade of cylinder and be positioned at III grade of cylinder of another piston both sides and II grade of cylinder corresponding position and IV grade of cylinder with I grade of cylinder corresponding position, wherein, I grade of cylinder and II grade of multiplexing same cylinder body of cylinder, III grade of cylinder and IV grade of multiplexing same cylinder body of cylinder, I grade of cylinder is positioned at the most upstream of pressurized air stream, IV grade of cylinder is positioned at the most downstream of pressurized air stream, I grade of cylinder is connected by one-way valve with II grade of cylinder, the outlet valve of II grade of cylinder is connected with the suction valve of III grade of cylinder, III grade of cylinder is connected by one-way valve with IV grade of cylinder.
Preferably, the effective cross-sectional area of described cylinder at different levels reduces from upstream side gradually towards downstream side.
Preferably, the stroke of described cylinder at different levels is consistent, and the size of described balance and the location-appropriate ground of described cylinder are arranged, and adjacent cylinder at different levels is arranged with the phase difference of 180 °, during to guarantee that upstream side cylinder compression is vented, adjacent downstream side cylinder expansion air-breathing.
Preferably, described swash plate is rotated by main shaft drives; Moved along operative orientation along along the two ball head connecting rod of driving by balance described in swash plate rotating drive.
According to super high pressurized air compressor of the present invention, break through from Structure Mechanism aspect, adopt variable cross section multistage compression, single stage compression is than little, not only solve the problem of residual air volume, and making compressor operating more steady, multiple (such as level Four) cylinder is arranged symmetrically with under the prerequisite ensureing phase 180 °, makes main shaft stressed more even, fluctuate little, reliability, highly versatile, and two stage compression is completed in a cylinder body, meet requirement that is microminiaturized, lighting.
Accompanying drawing explanation
Fig. 1 is a schematic diagram of the superhigh pressure gas compressor structure according to an embodiment of the invention;
Fig. 2 is a schematic diagram of the superhigh pressure gas compressor working procedure according to an embodiment of the invention;
Fig. 3 is another schematic diagram of the superhigh pressure gas compressor working procedure according to an embodiment of the invention.
Fig. 4 is the axonometric drawing of the superhigh pressure gas compressor according to an embodiment of the invention.
Description of reference numerals
1, main shaft; 2, angular contact ball bearing; 3, end cap; 4, supports end cap; 5, casing; 6, plane thrust bearing; 7, swash plate; 8, anti-turn gear; 9, steel ball; 10, balance; 11, prevent revolving quiet gear; 12, two ball head connecting rod I; 13, cylinder wall; 14, I II grades of pistons; 15, II grade of cylinder; 16, I grade of cylinder; 17, thrust plate; 18, IV grade of cylinder; 19, III IV grades of pistons; 20, III cylinder; 21, two ball head connecting rod II.
Embodiment
Describe in detail according to the embodiment of the present invention below in conjunction with accompanying drawing.
Super high pressurized air compressor according to the present invention comprises: multiple cylinder and to being applied in cylinder the piston that gas compresses; The multiplexing same cylinder body of described two stage compression cylinder; Multiple pairs of ball head connecting rods, its operative orientation along cylinder is arranged, one end is provided with described piston, and the other end is connected with the balance playing driving effect, and balance moves along operative orientation for driving two ball head connecting rod; Wherein, the number of described balance is single, described balance is that acute angle or obtuse angle are in tilted layout relative to described operative orientation, and described multiple pairs of ball head connecting rods and described multiple cylinder are arranged in parallel in described balance side in a symmetrical manner, and compression cylinder at different levels is connected in series by valve body; When described balance rotates, piston is made to carry out compression supercharging to the gas being positioned at piston side cylinder, and be positioned at the gas expansion of piston opposite side cylinder, when the gas pressure intensity in compression pressurized cylinder is higher than gas pressure intensity in expansion cylinder, one-way valve or outlet valve are opened, two serial cylinders air communication, to make in the gas flow expansion cylinder in compression cylinder.The number of cylinder is even number, such as, be 2,4,6 etc.; But be preferably 2, be described for 2.
As shown in Figure 1, because cylinder is multiplexing, cylinder number is 2, so just total level Four compression, and super high pressurized air compressor comprises: I grade of cylinder, 16, II grade of cylinder, 15, III grade of cylinder, 20, IV grade of cylinder 18; I II grade pistons 14, III IV grade pistons 19 corresponding respectively with each cylinder; I II grades of pistons 14 are by being connected with balance 10 with two ball head connecting rod I 12; Two ball head connecting rod II 21 two ends respectively III IV grades of pistons 19 and balance 10 are connected; Cylinder is in the symmetrical parallel layout in balance 10 side, the multiplexing cylinder body of I grade of cylinder, 16, II grade of cylinder 15, the multiplexing cylinder body of III grade of cylinder, 20, IV grade of cylinder 18, when main shaft 1 rotates, I grade of cylinder 16 and II grade of cylinder 15 phase 180 degree, II grade of cylinder 15 and III grade of cylinder 20 phase 180 degree, III grade of cylinder 20 and IV grade of cylinder 18 phase place still differ 180 degree, ensure that low one-level cylinder is when pressurized gas, high one-level cylinder expands in air-breathing; Be arranged symmetrically with because cylinder adopts, make main shaft 1 stressed less, fluctuate little; Described balance 10 is designed with prevents that revolving quiet gear 11 engages with the anti-turn gear 8 in support platform, and lateral movement when preventing balance 10 from swinging, reduces piston and the friction between two ball head connecting rod and inwall.
In the illustrated embodiment, super high pressurized air compressor balance 10 is oval plate, is connected, does rotation motion with main shaft 1 by key and main shaft 1.The two ends of two ball head connecting rod I 12 are threaded through respectively and are connected with I II grades of pistons 14 and balance 10.The two ends of double-action connecting rod II 21 are connected respectively by screw thread and III IV grades of pistons 19 and balance 10.I grade of cylinder 16 is connected with II grade of cylinder 15 by the one-way valve on I II grades of pistons 14, and II grade of cylinder 15 outlet valve is connected by the suction valve of pipeline with III grade of cylinder 20, and III grade of cylinder 20 is connected with IV grade of cylinder 18 by III IV grades of pistons 19.
Swash plate 7 is the scope of 70 ° to 75 ° relative to the tilt angle of the operative orientation of the cylinder be arranged in parallel, and swash plate 7 inclination angle theta namely shown in figure is 15 ° to 20 °.Increase swash plate 7 inclination angle theta will be conducive to increasing piston stroke, but swash plate 7 inclination angle theta is excessive, repeatedly can there is peak value in velocity and acceleration, the particularly appearance of acceleration peak value, make piston in a cycle inertial force repeatedly there is break-in, thus cause the soft impulse of mechanism, moving situation is caused to worsen, from force-bearing situation analysis, due to the force direction of swash plate 7 pairs of connecting rods and link motion direction not parallel, angle and so-called pressure angle therebetween, swashplate angle θ is larger, then pressure angle is larger, force-bearing situation worsens, even there is mechanism blockage, swashplate angle is 15 ° to 20 °.
When swash plate 7 rotates, drive balance 10 to rotate, two for promotion ball head connecting rod moves back and forth by balance 10 in the horizontal direction.During compressor operating, driven by motor main shaft 1 and swash plate 7 rotate, swash plate 7 promotes two ball head connecting rod by balance 10 and does reciprocating linear motion, and drive piston movement, the initial position of compressor one-period is for shown in Fig. 3, I II grades of pistons 14 are positioned at limit on the left position, I grade of cylinder 16 completes from extraneous air-breathing, II grade of piston 15 is positioned at the limit position of compression exhaust, complete the exhaust to III grade of cylinder 20, III IV grades of pistons 19 are positioned at limit on the right-right-hand limit position, III grade of lucky air-breathing of cylinder 20 completes, IV grade of piston 18 completes exhaust to gas cylinder, main shaft 1 drives swash plate 7 to rotate and passes through two ball head connecting rod driven plunger motion, I II grades of pistons 14 compress the gas in I grade of cylinder 16, in II grade of cylinder 15, remnants are in swelling state, III IV grades of pistons 19 compress the gas in III grade of cylinder 20, in IV grade of cylinder 18, remnants are in swelling state, when in I grade of cylinder 16, gas reaches exhaust pressure, II grade of cylinder 15 reaches pressure of inspiration(Pi) just, one-way valve opens, I grade of cylinder 16 is vented to II grade of cylinder 15, when in III grade of cylinder 20, gas reaches exhaust pressure, IV grade of cylinder 18 reaches pressure of inspiration(Pi) just, one-way valve opens, III grade of cylinder 20 is vented to IV grade of cylinder 18, when moving to position as shown in Figures 1 and 2, I grade of cylinder 16 completes exhaust, II grade of cylinder 15 completes air-breathing, III grade of cylinder 20 completes exhaust, IV grade of cylinder 18 completes air-breathing, along with main shaft 1 rotates, I grade of cylinder 16 starts from extraneous air-breathing, I II grades of pistons 14 compress the gas in II grade of cylinder 15, in III grade of cylinder 20, remnants are in swelling state, III IV grades of pistons 19 compress the gas in IV grade of cylinder 18, when in II grade of cylinder 15, gas reaches exhaust pressure, III grade of cylinder 20 reaches pressure of inspiration(Pi) just, II grade of cylinder 15 is vented to III grade of cylinder 20, IV grade of cylinder 18 reaches exhaust pressure and is vented to gas cylinder, thus in the process that main shaft 1 rotates a circle, just the compression of gas level Four is completed, super high pressurized air compressor completes a working procedure.
According to super high pressurized air compressor of the present invention, in order to reach the object of microminiaturization, high efficiency, high reliability, long lifetime, the present invention breaks through from Structure Mechanism aspect, adopt variable cross section multistage compression, cylinder is arranged, during main axis in balance bilateral symmetry, adjacent two-stage cylinder phase differs 180 °, when ensureing that rudimentary cylinder compression is vented, adjacent senior cylinder expansion air-breathing, and make main shaft stressed more even; Described balance is designed with the anti-anti-turn gears meshing revolved in quiet gear and support platform, and lateral movement when preventing balance from swinging reduces piston and the friction between two ball head connecting rod and inwall; Adopt the compression of variable cross section level Four, the stroke of every one-level cylinder is consistent, and the compression ratio of every one-level is very little, solves clearance volume problem, thus improves the utilization ratio of volume of cylinder.The multiplexing structure be arranged symmetrically with of inclined disc type cylinder, microminiaturization is achieved from Structure Mechanism, the employing of variable cross section multistage compression, make air compressor be 0.1MPa at inlet pressure, exhaust port pressure can reach 35MPa, and compression ratio is 350, this compressor has structure and is simply convenient to processing, cheap, installation, easy maintenance, long service life reliability height waits various features.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should with described claim.
Claims (6)
1. a super high pressurized air compressor, comprising:
Multiple cylinder and to being applied to the piston compressed gas in cylinder;
The public cylinder body of described two-stage cylinder;
Multiple pairs of ball head connecting rods, its operative orientation along cylinder is arranged, one end is provided with described piston, and the other end is connected with the balance playing driving effect, and balance moves along operative orientation for driving two ball head connecting rod;
The number of described balance and swash plate is single, described swash plate relative to described operative orientation be acute angle or obtuse angle be in tilted layout; Described multiple pairs of ball head connecting rods and described multiple cylinder are arranged in parallel in the side of described balance in a symmetrical manner, adjacent next stage cylinder in compression cylinder at different levels and adjacent upper level cylinder are connected in series by one-way valve, reveal most downstream cylinder exhaust valve and gas cylinder suction valve is connected in series;
Swash plate rotating band movable pendulum dish rotates, balance promotes piston and carries out compression supercharging to the gas being positioned at cylinder side, and be positioned at the gas expansion of the cylinder of piston opposite side, when the exhaust pressure of series connection compression cylinder higher level cylinder at different levels is greater than the suction pressure of subordinate's cylinder, two serial cylinders air communication, can proceed compression to make the gas of discharging from a serial cylinders.
2. super high pressurized air compressor according to claim 1, it is characterized in that, the number of described cylinder is 2, level Four cylinder altogether, namely I grade of cylinder of I II grades of piston sides is positioned at, II grade of cylinder and be positioned at the side of III IV grades of pistons and III grade of cylinder of II grade of cylinder symmetry and IV grade of cylinder with I grade of cylinder symmetry, I grade of cylinder is positioned at the most upstream of pressurized air stream, IV grade of cylinder is positioned at the most downstream of pressurized air stream, I grade of cylinder is connected by one-way valve with II grade of cylinder, the outlet valve of II grade of cylinder is connected with the suction valve of III grade of cylinder, III grade of cylinder is connected by one-way valve with IV grade of cylinder.
3. super high pressurized air compressor according to claim 2, is characterized in that, described swash plate dish is the scope of 70 ° to 75 ° relative to the tilt angle of the operative orientation of the cylinder be arranged in parallel.
4. super high pressurized air compressor according to claim 1, is characterized in that, the effective cross-sectional area of described cylinder at different levels reduces from upstream side gradually towards downstream side.
5. super high pressurized air compressor according to claim 1, it is characterized in that, the stroke of described cylinder at different levels is consistent, the size of described balance and the location-appropriate ground of described cylinder are arranged, adjacent cylinder at different levels is arranged with the phase difference of 180 °, during to guarantee that upstream side cylinder compression is vented, adjacent downstream side cylinder expansion air-breathing.
6. super high pressurized air compressor according to claim 1, it is characterized in that, described balance is designed with the anti-anti-turn gears meshing revolved in quiet gear and support platform, and lateral movement when preventing balance from swinging reduces piston and the friction between two ball head connecting rod and inwall.
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CN201510208351.6A CN104791220A (en) | 2015-04-28 | 2015-04-28 | Ultrahigh pressure air compressor |
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CN201510208351.6A CN104791220A (en) | 2015-04-28 | 2015-04-28 | Ultrahigh pressure air compressor |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105065063A (en) * | 2015-09-08 | 2015-11-18 | 郭生 | Air power system |
CN106337794A (en) * | 2016-10-20 | 2017-01-18 | 华中科技大学 | Flow distribution mechanism suitable for multi-stage air compressor |
CN106351827A (en) * | 2016-10-20 | 2017-01-25 | 华中科技大学 | Flow distribution cooling mechanism and inclined disc compressor with same |
CN106368926A (en) * | 2016-10-20 | 2017-02-01 | 华中科技大学 | Multi-level air compressor |
CN114278525A (en) * | 2017-06-27 | 2022-04-05 | Cw控股有限公司 | Variable stroke pump |
CN114673218A (en) * | 2022-04-27 | 2022-06-28 | 常州大学 | Ocean vessel wind energy air water generator |
CN114713057A (en) * | 2022-05-17 | 2022-07-08 | 安徽川微建筑工程有限公司 | Asphalt emulsifying equipment |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07317658A (en) * | 1994-05-20 | 1995-12-05 | Nippon Soken Inc | Swash plate compressor |
CN2359485Y (en) * | 1998-11-12 | 2000-01-19 | 成都市金星化工机械厂 | Energy-saving piston type compressor without balance segment |
CN2376548Y (en) * | 1999-04-06 | 2000-05-03 | 成都市金星化工机械厂 | Compressor for natural gas station |
CN2584470Y (en) * | 2002-11-04 | 2003-11-05 | 郁永章 | Reciprocating compressor vehicle natural gas filling substation |
CN201155440Y (en) * | 2007-05-10 | 2008-11-26 | 李玉根 | Diameter-changing double acting piston type compressor |
CN202056020U (en) * | 2011-04-22 | 2011-11-30 | 罗小洪 | Secondary-level pressurizing horizontal type vehicle-mounted air compressor |
CN103899510A (en) * | 2014-04-22 | 2014-07-02 | 北京航空航天大学 | Ultrahigh-pressure air compressor |
-
2015
- 2015-04-28 CN CN201510208351.6A patent/CN104791220A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07317658A (en) * | 1994-05-20 | 1995-12-05 | Nippon Soken Inc | Swash plate compressor |
CN2359485Y (en) * | 1998-11-12 | 2000-01-19 | 成都市金星化工机械厂 | Energy-saving piston type compressor without balance segment |
CN2376548Y (en) * | 1999-04-06 | 2000-05-03 | 成都市金星化工机械厂 | Compressor for natural gas station |
CN2584470Y (en) * | 2002-11-04 | 2003-11-05 | 郁永章 | Reciprocating compressor vehicle natural gas filling substation |
CN201155440Y (en) * | 2007-05-10 | 2008-11-26 | 李玉根 | Diameter-changing double acting piston type compressor |
CN202056020U (en) * | 2011-04-22 | 2011-11-30 | 罗小洪 | Secondary-level pressurizing horizontal type vehicle-mounted air compressor |
CN103899510A (en) * | 2014-04-22 | 2014-07-02 | 北京航空航天大学 | Ultrahigh-pressure air compressor |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105065063A (en) * | 2015-09-08 | 2015-11-18 | 郭生 | Air power system |
CN106337794A (en) * | 2016-10-20 | 2017-01-18 | 华中科技大学 | Flow distribution mechanism suitable for multi-stage air compressor |
CN106351827A (en) * | 2016-10-20 | 2017-01-25 | 华中科技大学 | Flow distribution cooling mechanism and inclined disc compressor with same |
CN106368926A (en) * | 2016-10-20 | 2017-02-01 | 华中科技大学 | Multi-level air compressor |
CN106337794B (en) * | 2016-10-20 | 2018-11-30 | 华中科技大学 | A kind of flow-distribution mechanism suitable for multi-stage air compressor |
CN114278525A (en) * | 2017-06-27 | 2022-04-05 | Cw控股有限公司 | Variable stroke pump |
CN114673218A (en) * | 2022-04-27 | 2022-06-28 | 常州大学 | Ocean vessel wind energy air water generator |
CN114713057A (en) * | 2022-05-17 | 2022-07-08 | 安徽川微建筑工程有限公司 | Asphalt emulsifying equipment |
CN114713057B (en) * | 2022-05-17 | 2024-05-10 | 深圳市龙盛工程建设有限公司 | Asphalt emulsifying equipment |
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Application publication date: 20150722 |