CN104196699A - Gas booster pump - Google Patents
Gas booster pump Download PDFInfo
- Publication number
- CN104196699A CN104196699A CN201410413689.0A CN201410413689A CN104196699A CN 104196699 A CN104196699 A CN 104196699A CN 201410413689 A CN201410413689 A CN 201410413689A CN 104196699 A CN104196699 A CN 104196699A
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- inner chamber
- cylinder body
- pressure
- piston assembly
- connecting rod
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Abstract
A gas booster pump comprises a ventilation base, a cylinder, a supporting base, a support and a base bracket, wherein the ventilation base, the cylinder, the supporting base, the support and the base bracket are connected sequentially from top to bottom. A low pressure gas inlet is formed in one side of the ventilation base, and a high pressure gas outlet is formed in the other side of the ventilation base. An inner cavity of the cylinder is connected or disconnected with the low pressure gas inlet through a valve block, and is connected or disconnected with the high pressure gas outlet through a one-way valve element. A piston assembly capable of moving in a reciprocating mode is arranged in the inner cavity of the cylinder. The piston assembly is coaxially connected with one end of a push-pull rod. The other end of the push-pull rod extends out of an inner cavity of the supporting base, and is connected with one end of a connection rod. The other end of the connection rod is connected with a motor through an eccentric gear set. The boosted medium application range is wide, sealing reliability is high, and the service life of the piston assembly is long.
Description
Technical field
The present invention relates to a kind of suction booster, particularly a kind of gas boosting pump.
Background technique
Air compressor is the basic product of the modernization of industry, and it is the device that the mechanical energy of former moving (normally motor) is converted to gas pressure energy, is compressed-air actuated pressure generator.At present, most producers transform air compressor, make it to become pressurizing air press (pump).But existing pressurizing air press (pump) can only pressurize to air on the one hand, be not suitable for other high-purity gas, as hydrogen, nitrogen, helium, oxygen etc.; On the other hand, only depend on piston ring to seal, easily cause compressed gas leakage, sealing reliability is low; And under the effect of motor, pull bar drives in the to-and-fro motion of piston, easily accelerates the wearing and tearing of piston ring, cause the life-span of piston ring to be reduced.
Summary of the invention
The object of the invention is to overcome the above-mentioned deficiency of prior art and provide a kind of gas applied widely, sealing reliability is high, the gas boosting pump that the piston ring life-span is high.
Technological scheme of the present invention is: a kind of gas boosting pump, comprises the ventilation seat, cylinder body, bearing, support and the pony sill that connect successively from top to bottom; One side of described ventilation seat is provided with low-pressure admission mouth, and opposite side is provided with high pressure air outlet; The inner chamber of described cylinder body is by valve block and described low-pressure admission mouth break-make, and the inner chamber of described cylinder body is by nonreturn valve core and described high pressure air outlet break-make; The inner chamber of described cylinder body is provided with reciprocating piston assembly, and described piston assembly coaxially connects one end of pull bar; The other end of described pull bar stretches out from the inner chamber of described bearing, connects one end of connecting rod; The other end of described connecting rod connects motor by eccentric group.
Further, the inner chamber of described bearing is provided with rod seal circle and guide sleeve, and described pull bar extend out to the inner chamber of support successively from the inner chamber of described bearing through rod seal circle and guide sleeve.
Further, the other end of described pull bar stretches out from the inner chamber of described bearing, connects one end of connecting rod by joint bearing pin, and described joint bearing pin and connecting rod are arranged in the axle sleeve of joint, and described joint axle sleeve is arranged in the inner chamber of described support.
Further, described nonreturn valve core is located in the groove that the inner chamber of ventilation seat offers, and the top of described groove is provided with pressure cap, and pressure cap is fixed on the inwall of ventilation seat; Between described pressure cap and nonreturn valve core, be provided with spring, described nonreturn valve core connects the inner chamber of cylinder body by delivery pressure pipeline; One side of described groove connects described high pressure air outlet by delivery pressure pipeline.
Further, described valve block is located between the inner chamber of cylinder body and the incoming pressure pipeline of low-pressure admission mouth, and described incoming pressure pipeline is located at the inner chamber of ventilation seat, and incoming pressure pipeline forms the air-inlet cavity of a sealing; Described low-pressure admission mouth is communicated with ambient atmosphere.
Further, the top and bottom of described cylinder body are all socketed with cylinder seal ring; The upper end of described cylinder body is embedded in ventilation seat, and the lower end of cylinder body is embedded in bearing.
Further, between described ventilation seat, bearing and support, run through connection by connecting rod, the top and bottom of described connecting rod are bolted; The lower end of described support is secured by bolts on pony sill.
Further, the other end of described connecting rod is connected with described eccentric group by axle sleeve, and described eccentric group is connected with the output shaft of described motor; Described eccentric group is installed on the inner side of described pony sill, and described motor is installed on the outside of pony sill.
Further, the front end of described pull bar is tapered, and the fitting surface of pull bar and piston assembly is Spielpassung; The both sides of described piston assembly are provided with piston ring; The rear end of piston assembly is a conical surface, between piston assembly and cylinder body, is provided with annular gap.
The present invention compared with prior art has following features:
(1) air-inlet cavity of band sealing, can be air or other high-purity gas superchargings;
(2) tape guide cover, can be converted into the swing of connecting rod the straight line motion of pull bar, and straight line motion can significantly be carried
The life-span of high piston assembly;
(3) band rod seal circle, has the double seal of piston ring and rod seal circle, greatly improves and is pressurized the reliability of gas to external sealed;
(4) reliability of gas boosting pump is high, and gas compression efficiency is high, simple in structure, is easy to carry.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is side view embodiment illustrated in fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, detailed structure of the present invention is further described.
As depicted in figs. 1 and 2: a kind of gas boosting pump, comprises the ventilation seat 1, cylinder body 8, bearing 13, support 14 and the pony sill 18 that connect successively from top to bottom; Between ventilation seat 1, bearing 13 and support 14, run through connection by connecting rod 5, connecting rod 5 has four, is positioned at the both sides of cylinder body 8, and two connecting rods 5 of every side distribution, for stablizing the pump housing; The top and bottom of connecting rod 5 are fixing by bolt 19 respectively; The upper end of support 14 is fixed in the lower end of connecting rod 5, and the lower end of support 14 is fixed on pony sill 18 by bolt 19.
One side of ventilation seat 1 is provided with low-pressure admission mouth, and low-pressure admission mouth is communicated with ambient atmosphere, is pressurized medium for input, and being pressurized medium is air or high-purity gas, as hydrogen, nitrogen, helium, oxygen etc.The inner chamber of cylinder body 8 is by valve block 7 and low-pressure admission mouth break-make; Valve block 7 is located between the inner chamber of cylinder body 8 and the incoming pressure pipeline 23 of low-pressure admission mouth.Wherein, valve block 7 in the present embodiment is a tongue-shaped reed, three parts of sealed end (front end) by fixed end (tail end), high buckled zone (intermediate section), sealing valve opening form, fixed end is fixed on the inwall of cylinder body 8, be used for fixedly mounting valve block 7, high buckled zone is used for controlling valve block 7 to be opened rapidly or closes, and sealed end is for sealed gas passageway; Valve block 7 needs that project organization is reasonable, rigidity is suitable, and suction and discharge efficiency is high, can fully ensure again the reliability of high buckled zone simultaneously, avoids valve block 7 to produce fatigue ruption; The unidirectional control of valve block 7 is extraneous to the interior input gas of cylinder body 8.
Incoming pressure pipeline 23 is located at the inner chamber of ventilation seat 1, and incoming pressure pipeline 23 forms the air-inlet cavity of a sealing, can be for needing the gas boosting of supercharging; The volume of air-inlet cavity is little, occupies little space, and can obtain high gas pressure by adopting small volume to exert pressure.
Ventilation seat 1 opposite side is provided with high pressure air outlet; The inner chamber of cylinder body 7 is by nonreturn valve core 4 and high pressure air outlet break-make; Nonreturn valve core 4 is located in the groove 24 that the inner chamber of ventilation seat 1 offers, and a side of groove 24 connects high pressure air outlet by delivery pressure pipeline 25; The top of groove 24 is provided with pressure cap 3, and pressure cap 3 is fixed on the inwall of ventilation seat 1; Between pressure cap 3 and nonreturn valve core 4, be provided with spring 2, in the time of spring 2 to-and-fro motion, pressure cap 3 can carry out damping spring 2 by compression seat 1 the inwall end face of taking a breath; Nonreturn valve core 4 connects the inner chamber of cylinder body 8 by delivery pressure pipeline 25, the volume of delivery pressure pipeline 25 is much smaller than the volume of incoming pressure pipeline 23, further reduce and take up room, save fabricating cost, and can make the pressurized gas that produce that nonreturn valve core 4 is opened, pressurized gas are exported from high pressure air outlet.Nonreturn valve core 4 in the present embodiment is spherical or taper, is arranged on movably passage and forms for the plunger that opens and closes passage by being formed with the housing of passage and can advancing and retreat.
The upper end of cylinder body 8 is embedded in ventilation seat 1, and the lower end of cylinder body 8 is embedded in bearing 13; The top and bottom of cylinder body 8 are all socketed with cylinder seal ring 6, denude between cylinder body 8 and ventilation seat 1 and bearing 13 for preventing; The inner chamber of cylinder body 8 is provided with reciprocating piston assembly 9, and the both sides of piston assembly 9 are provided with piston ring; The coaxial one end that connects pull bar 10 of piston assembly 9; The other end of pull bar 10 stretches out from the inner chamber of bearing 13, connects one end of connecting rod 17 by joint bearing pin 16; Joint bearing pin 16 and connecting rod 17 are arranged in joint axle sleeve 15, and joint axle sleeve 15 is arranged in the inner chamber of support 14; The inner chamber of bearing 13 is provided with rod seal circle 11 and guide sleeve 12, and pull bar 10 extend out to the inner chamber of support 14 successively from the inner chamber of bearing 13 through rod seal circle 11 and guide sleeve 12; The other end of connecting rod 17 is connected with eccentric group 21 by axle sleeve 20, and eccentric group 21 is connected with the output shaft of motor 22; Eccentric group 21 is installed on the inner side of pony sill 18, and motor 22 is installed on the outside of pony sill 18.
In the present embodiment, the front end of pull bar 10 is tapered, and pull bar 10 is Spielpassung with the fitting surface of piston assembly 9; The rear end of piston assembly 9 is a conical surface, between piston assembly 9 and cylinder body 8, is provided with annular gap.Joint bearing pin 16 is straight pin, is the fastening piece of a kind of connection function, and there is rib one end of joint bearing pin 16, and the other end adds the rotating component on packing ring and cotter pin gear joint bearing pin 16, and straight pin is for stressed large, the fixing reliable occasion of requirement.Joint axle sleeve 15 is for the centralized positioning of stationary axle; prevent from when pull bar 10 and connecting rod 17 from producing relative movement wearing and tearing, in the time that joint axle sleeve 15 is worn, dismounting and change at any time; and pull bar 10 is protected with connecting rod 17, pull bar 10 and the life-span of connecting rod 17 are improved greatly.Guide sleeve 12 can transfer the swing of connecting rod 17 to the straight line motion of pull bar 10, avoid pull bar 10 to produce displacement phenomenon, and straight line motion can significantly improve the life-span of piston assembly 9.
Because existing pressurizing air press (pump) only depends on piston ring packing, reliability is lower, compressed gas must some spill by piston ring, the present embodiment adds to be with after flexible rod seal circle 11, make gas boosting pump there is the multi-sealed of piston ring and rod seal circle 11, can keep the sealing between piston assembly 9 and cylinder body 8, greatly improve and be pressurized externally airtight reliability of gas.
The working principle of the present embodiment is:
(1) low-pressure admission process: will be pressurized gas and input from low-pressure admission mouth, in pipeline enters the incoming pressure pipeline 23 of sealing, owing to slowly constantly inputting gas from low-pressure admission mouth 24, make gas interior compressed at the incoming pressure pipeline 23 of sealing, the pressure of intracavity gas increases, at the two ends of valve block 7, mineralization pressure is poor, when increasing to, this pressure is enough to make the high buckled zone of valve block 7 to produce bending deflection, when sealed end is open thereupon, valve block 7 is opened, and gas enters the inner chamber of cylinder body 8 by valve block 7; Stop after the interior infeed gas of incoming pressure pipeline 23, the pressure of intracavity gas reduces gradually, and when the high buckled zone that is decreased to valve block 7 when this pressure restores to the original state automatically, sealed end is closed, and valve block 7 is closed, and completes low-pressure admission process.
(2) the high pressure process of giving vent to anger: motor 22 by output shaft rotarily drive eccentric group 21 and axle sleeve 20 moves, connecting rod 17 is swung, connecting rod 17 drives pull bar 10 to move again, due to the effect of guide sleeve 12, the swing of connecting rod 17 transfers the straight line motion of pull bar 10 to, and pull bar 10 promotes piston assembly 9 to-and-fro motion; In the time that piston assembly 9 moves downward, the gas storage cavity of cylinder body 8 increases, and intracavity gas pressure decreased is less than the spring-compressed power of nonreturn valve core 4, makes nonreturn valve core 4 still in closed condition; In the time that piston assembly 9 moves upward, the gas storage cavity of cylinder body 8 reduces, intracavity gas pressure increases, in the time that this pressure increases to the spring-compressed power that is enough to overcome nonreturn valve core 4, nonreturn valve core 4 is opened, and pressurized gas are exported from high pressure air outlet through delivery pressure pipeline 25, now piston assembly 9 continues to move downward, after nonreturn valve core 4 is closed, motor 22 quits work, and completes the high pressure process of giving vent to anger.
These are only the preferred embodiments of the present invention, be not limited to the present invention, obviously, those skilled in the art can carry out various changes, modification and not depart from the spirit and scope of the present invention the present invention.If to these amendments of the present invention with within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, all belong to protection scope of the present invention.
Claims (10)
1. a gas boosting pump, is characterized in that: comprise the ventilation seat, cylinder body, bearing, support and the pony sill that connect successively from top to bottom; One side of described ventilation seat is provided with low-pressure admission mouth, and opposite side is provided with high pressure air outlet; The inner chamber of described cylinder body is by valve block and described low-pressure admission mouth break-make, and the inner chamber of described cylinder body is by nonreturn valve core and described high pressure air outlet break-make; The inner chamber of described cylinder body is provided with reciprocating piston assembly, and described piston assembly coaxially connects one end of pull bar; The other end of described pull bar stretches out from the inner chamber of described bearing, connects one end of connecting rod; The other end of described connecting rod connects motor by eccentric group.
2. gas boosting pump according to claim 1, is characterized in that: the inner chamber of described bearing is provided with rod seal circle and guide sleeve, and described pull bar extend out to the inner chamber of support successively from the inner chamber of described bearing through rod seal circle and guide sleeve.
3. gas boosting pump according to claim 1 and 2, it is characterized in that: the other end of described pull bar stretches out from the inner chamber of described bearing, connect one end of connecting rod by joint bearing pin, described joint bearing pin and connecting rod are arranged in the axle sleeve of joint, and described joint axle sleeve is arranged in the inner chamber of described support.
4. gas boosting pump according to claim 1 and 2, is characterized in that: described nonreturn valve core is located in the groove that the inner chamber of ventilation seat offers, and the top of described groove is provided with pressure cap, and pressure cap is fixed on the inwall of ventilation seat; Between described pressure cap and nonreturn valve core, be provided with spring, described nonreturn valve core connects the inner chamber of cylinder body by delivery pressure pipeline; One side of described groove connects described high pressure air outlet by delivery pressure pipeline.
5. gas boosting pump according to claim 3, is characterized in that: described nonreturn valve core is located in the groove that the inner chamber of ventilation seat offers, and the top of described groove is provided with pressure cap, and pressure cap is fixed on the inwall of ventilation seat; Between described pressure cap and nonreturn valve core, be provided with spring, described nonreturn valve core connects the inner chamber of cylinder body by delivery pressure pipeline; One side of described groove connects described high pressure air outlet by delivery pressure pipeline.
6. gas boosting pump according to claim 1 and 2, it is characterized in that: described valve block is located between the inner chamber of cylinder body and the incoming pressure pipeline of low-pressure admission mouth, described incoming pressure pipeline is located at the inner chamber of ventilation seat, and incoming pressure pipeline forms the air-inlet cavity of a sealing; Described low-pressure admission mouth is communicated with ambient atmosphere.
7. gas boosting pump according to claim 1 and 2, is characterized in that: the top and bottom of described cylinder body are all socketed with cylinder seal ring; The upper end of described cylinder body is embedded in ventilation seat, and the lower end of cylinder body is embedded in bearing.
8. gas boosting pump according to claim 1 and 2, is characterized in that: between described ventilation seat, bearing and support, run through connection by connecting rod, the top and bottom of described connecting rod are bolted; The lower end of described support is secured by bolts on pony sill.
9. gas boosting pump according to claim 1 and 2, is characterized in that: the other end of described connecting rod is connected with described eccentric group by axle sleeve, and described eccentric group is connected with the output shaft of described motor; Described eccentric group is installed on the inner side of described pony sill, and described motor is installed on the outside of pony sill.
10. gas boosting pump according to claim 1 and 2, is characterized in that: the front end of described pull bar is tapered, the fitting surface of pull bar and piston assembly is Spielpassung; The both sides of described piston assembly are provided with piston ring; The rear end of piston assembly is a conical surface, between piston assembly and cylinder body, is provided with annular gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410413689.0A CN104196699B (en) | 2014-08-21 | 2014-08-21 | A kind of gas boosting pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410413689.0A CN104196699B (en) | 2014-08-21 | 2014-08-21 | A kind of gas boosting pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104196699A true CN104196699A (en) | 2014-12-10 |
| CN104196699B CN104196699B (en) | 2017-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410413689.0A Expired - Fee Related CN104196699B (en) | 2014-08-21 | 2014-08-21 | A kind of gas boosting pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN104196699B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050599A (en) * | 2016-07-15 | 2016-10-26 | 东莞辉奥电器有限公司 | Motor pump |
| CN108440989A (en) * | 2018-03-20 | 2018-08-24 | 何冠阅 | A kind of green basic material preparation facilities |
| CN112539150A (en) * | 2020-11-27 | 2021-03-23 | 中石化石油机械股份有限公司研究院 | Mechanical piston compressor for hydrogenation station |
| CN113588712A (en) * | 2021-07-05 | 2021-11-02 | 宜兴市中电耐磨耐火科技有限公司 | Anti-cracking experiment system and method for castable for waste incineration |
| CN114661120A (en) * | 2022-02-18 | 2022-06-24 | 知远(海南)物联网科技有限公司 | Case shell convenient for heat dissipation |
| CN115030881A (en) * | 2022-07-29 | 2022-09-09 | 王志国 | Passenger car inflating pump with liquid cooling device |
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| JPS59185883A (en) * | 1983-04-07 | 1984-10-22 | Aisin Seiki Co Ltd | Reciprocating compressor |
| CN2433422Y (en) * | 1999-08-20 | 2001-06-06 | 廊坊美联制动装置有限公司 | Plate valve block cylinder head structure of vehicle air compressor |
| CN101943152A (en) * | 2009-07-02 | 2011-01-12 | 美克司株式会社 | Multistage compressor and oscillating-piston |
| JP2011179341A (en) * | 2010-02-26 | 2011-09-15 | Chuo Giken Kogyo:Kk | Two-stage compression type different diameter piston compressor |
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2014
- 2014-08-21 CN CN201410413689.0A patent/CN104196699B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59185883A (en) * | 1983-04-07 | 1984-10-22 | Aisin Seiki Co Ltd | Reciprocating compressor |
| CN2433422Y (en) * | 1999-08-20 | 2001-06-06 | 廊坊美联制动装置有限公司 | Plate valve block cylinder head structure of vehicle air compressor |
| CN101943152A (en) * | 2009-07-02 | 2011-01-12 | 美克司株式会社 | Multistage compressor and oscillating-piston |
| JP2011179341A (en) * | 2010-02-26 | 2011-09-15 | Chuo Giken Kogyo:Kk | Two-stage compression type different diameter piston compressor |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050599A (en) * | 2016-07-15 | 2016-10-26 | 东莞辉奥电器有限公司 | Motor pump |
| CN106050599B (en) * | 2016-07-15 | 2019-04-16 | 东莞辉奥电器有限公司 | A kind of motor-mount pump |
| CN108440989A (en) * | 2018-03-20 | 2018-08-24 | 何冠阅 | A kind of green basic material preparation facilities |
| CN112539150A (en) * | 2020-11-27 | 2021-03-23 | 中石化石油机械股份有限公司研究院 | Mechanical piston compressor for hydrogenation station |
| CN113588712A (en) * | 2021-07-05 | 2021-11-02 | 宜兴市中电耐磨耐火科技有限公司 | Anti-cracking experiment system and method for castable for waste incineration |
| CN113588712B (en) * | 2021-07-05 | 2022-06-24 | 宜兴市中电耐磨耐火科技有限公司 | Anti-cracking experiment system and method for castable for waste incineration |
| CN114661120A (en) * | 2022-02-18 | 2022-06-24 | 知远(海南)物联网科技有限公司 | Case shell convenient for heat dissipation |
| CN114661120B (en) * | 2022-02-18 | 2024-05-28 | 海南南斗数字导航科技有限公司 | Cabinet shell convenient for heat dissipation |
| CN115030881A (en) * | 2022-07-29 | 2022-09-09 | 王志国 | Passenger car inflating pump with liquid cooling device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104196699B (en) | 2017-06-16 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20141210 Assignee: Daqing Fu Peng Energy Saving Technology Development Co., Ltd. Assignor: Jilin Province SanHe Electrical System Engineering Co., Ltd. Contract record no.: 2018220000001 Denomination of invention: Gas booster pump Granted publication date: 20170616 License type: Exclusive License Record date: 20180306 |
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Granted publication date: 20170616 Termination date: 20180821 |
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