CN201225264Y - Clearance stepless adjusting device of piston reciprocating compressor - Google Patents
Clearance stepless adjusting device of piston reciprocating compressor Download PDFInfo
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- CN201225264Y CN201225264Y CNU2008200668978U CN200820066897U CN201225264Y CN 201225264 Y CN201225264 Y CN 201225264Y CN U2008200668978 U CNU2008200668978 U CN U2008200668978U CN 200820066897 U CN200820066897 U CN 200820066897U CN 201225264 Y CN201225264 Y CN 201225264Y
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Abstract
The utility model relates to a clearance stepless regulation device of a piston reciprocating compressor, which comprises a clearance volume cylinder (3), a clearance volume cylinder piston (301) arranged in the clearance volume cylinder (3), and a power system for driving the clearance volume cylinder piston (301) and a control system thereof. One end of the clearance volume cylinder (3) is communicated with a cylinder (101) outside the cylinder head of a compressor cylinder (1). The utility model has the advantages that the compressor can adjust the position of the clearance volume cylinder piston in the clearance volume cylinder through the power system and the control system thereof according to demands, thereby adjusting the clearance volume of the compressor cylinder, causing output gas quantity of the compressor to perform the stepless regulation within larger range; the energy-saving effect is good, the operation and the control are simple; the size of the clearance volume of the compressor can be continuously and automatically adjusted, and the pressure of the output gas quantity is kept stable.
Description
Technical field
The utility model relates to air compressor, is specifically related to piston reciprocating compressor, the clearance controlling device of particularly using on the piston reciprocating compressor.
Background technique
Piston reciprocating compressor has a wide range of applications in industries such as pillar industry in national economy oil, chemical industry as the flow process compressor.The specified air displacement of compressor determined by when design institute, yet chemical industry, refines oil that variation, the change of raw material type and the variation of the market demand owing to technological process all requires the air displacement of piston reciprocating compressor can carry out step-less adjustment in the larger context in the production process.
At present, piston reciprocating air compressor generally adopts the by-pass throttle regulative mode, though this regulating method is simple and reliable, compressor is in all the time operates at full capacity, so energy consumption is huge.In addition, this regulative mode is that classification is regulated, the difficult control of interstage pressure, and the gas pressure wave range of inlet pipe network is very big.
For overcoming above-mentioned defective, CN101029636A discloses a kind of " method for adjusting reciprocating compressor redundant gap ", this method utilizes partial journey to back down a kind of controlling mechanism (utilizing pressure distributor to realize the control of backing down suction valve) of suction valve Principles of Regulation (suction valve is backed down a period of time after sucking air inlet, just closes when reaching the tolerance of regulation) design.This regulative mode has good energy-saving effect, can realize step-less adjustment, but, therefore controller and solenoid valve all there is high requirement owing to need accurate Calculation to back down the quick response (Millisecond) of the time of suction valve valve block, the quick high frequency switching of final controlling element power, power unit.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of piston reciprocating compressor clearance stepless regulator is provided, and this device makes the compressor air-discharging amount carry out step-less adjustment in the larger context, and good energy-conserving effect is controlled simple.
The utility model solves the problems of the technologies described above the technological scheme that is adopted:
Piston reciprocating compressor clearance stepless regulator, it comprises the clearance volume cylinder, be arranged on clearance volume cylinder piston in the clearance volume cylinder, be used to drive the power system and the control system thereof of clearance volume cylinder piston;
One end of clearance volume cylinder and compresser cylinder cylinder head outside cylinder UNICOM.
In the such scheme, power system comprises hydraulic servo cylinder, be arranged on hydraulic servo cylinder piston in the hydraulic servo cylinder, two hydraulic pipe lines, pump, connecting rod;
Article two, hydraulic pipe line respectively with the hydraulic servo cylinder UNICOM of hydraulic servo cylinder piston both sides, pump drives the hydraulic servo cylinder piston by hydraulic pipe line;
One end of hydraulic servo cylinder is connected with the other end of clearance volume cylinder, and the hydraulic servo cylinder piston is connected with clearance volume cylinder piston by connecting rod.
In the such scheme, control system comprises servo selector valve and the control mechanism thereof that is used to control hydraulic directio in the hydraulic pipe line.
In the such scheme, servo selector valve is the mechnical servo selector valve, and its control mechanism comprises servo cylinder, is arranged on servo cylinder piston, output pressure pipeline, setting pneumatic circuit, servo selector valve connecting rod in the servo cylinder; Servo cylinder is by the servo selector valve of servo selector valve connecting rod driving device;
Article two, pneumatic circuit respectively with the servo cylinder UNICOM of servo cylinder piston both sides; The other end of output pressure pipeline and compressor output pipe UNICOM.
In the such scheme, servo selector valve is the electromagnetic servo selector valve, and its control mechanism comprises controller, pressure transducer;
Pressure transducer is arranged in the compressor output pipe, and its output terminal is connected with controller;
The electromagnetic servo selector valve is controlled by controller.
In the such scheme, hydraulic pipe line is provided with valve.
Compared with prior art, the utility model device has the following advantages:
1, the clearance stepless regulator comprises the clearance volume cylinder, is arranged on clearance volume cylinder piston in the clearance volume cylinder, is used to drive the power system and the control system thereof of clearance volume cylinder piston; One end of clearance volume cylinder and cylinder head outside cylinder UNICOM.Compressor can be as required, regulate the position of clearance volume cylinder piston in the clearance volume cylinder by power system and control system thereof, thereby regulate the clearance volume of compresser cylinder, make compressor output tolerance can carry out step-less adjustment in the larger context, good energy-conserving effect, control simply, can adjust the size of compressor redundant gap volume continuously and automatically, keep the pressure stability of output tolerance.
2, power system comprises hydraulic servo cylinder, and clearance volume cylinder piston is driven by hydraulic servo cylinder, and the hydraulic servo cylinder reaction is fast, simple in structure, has overcome to feed back untimely and the serious problem that lags behind of adjusting in the past, can in time automatically regulate in running.
3, hydraulic servo cylinder can be by servo selector valve control, control, easy to operate.
4, servo selector valve is the mechnical servo selector valve, and the mechnical servo selector valve can be controlled by servo cylinder, control, easy to operate, simple in structure.
5, servo selector valve is the electromagnetic servo selector valve, and the electromagnetic servo selector valve is controlled by controller, also can overcome to feed back problem untimely and that regulate serious hysteresis in the past.
6, hydraulic pipe line is provided with valve, when need not to regulate the compressor air-discharging amount, it can be closed, and when reciprocal compressor during in compression stroke, makes hydraulic servo cylinder can bear bigger back pressure.
The utility model clearance stepless regulator is simple in structure, need not existing piston reciprocating compressor is redesigned, transform also very convenient, during transformation, only need unload the cylinder cap of original cylinder, the clearance stepless regulator is installed on the outside cylinder head of compressor and get final product.
Description of drawings
Fig. 1 is the structural representation with piston reciprocating compressor of the utility model clearance stepless regulator
Fig. 2 is the utility model clearance stepless regulator embodiment 1 a fundamental diagram
Fig. 3 is the utility model clearance stepless regulator embodiment 2 a fundamental diagram
Among the figure: 1-cylinder, 101-cylinder head outside cylinder, the inboard cylinder of 102-cylinder head, 103-cylinder piston, 2-hydraulic lock valve, 3-clearance volume cylinder, 301-clearance volume cylinder piston, 4-hydraulic servo cylinder, 401-hydraulic servo cylinder piston, 402-hydraulic pipe line, 5-connecting rod, 6-electromagnetic servo selector valve, 7-compressor output pipe, 8-pump, 9-servo cylinder, 901-servo cylinder piston, 902-output pressure pipeline, 903-setting pneumatic circuit, 10-mechnical servo selector valve, 11-servo selector valve connecting rod, 12-controller, 13-pressure transducer.
Embodiment
Piston reciprocating compressor as shown in Figure 1 with the utility model clearance stepless regulator, compressor comprises compressor output pipe, four cylinders 1, be provided with cylinder piston 103 in the cylinder 1, cylinder piston 103 is divided into cylinder head outside cylinder 101, the inboard cylinder 102 of cylinder head with cylinder 1.
The utility model clearance stepless regulator embodiment 1 as shown in Figure 1, 2, it comprises clearance volume cylinder 3, be arranged on clearance volume cylinder piston 301 in the clearance volume cylinder 3, be used to drive the power system and the control system thereof of clearance volume cylinder piston 301.
Power system comprises hydraulic servo cylinder 4, be arranged on hydraulic servo cylinder piston 401 in the hydraulic servo cylinder 4, two hydraulic pipe lines 402, pump 8, connecting rod 5.Article two, hydraulic pipe line 402 respectively with hydraulic servo cylinder 4 UNICOMs of hydraulic servo cylinder piston 401 both sides, pump 8 drives hydraulic servo cylinder pistons 401 by hydraulic pipe line 402.One end of clearance volume cylinder 3 and cylinder head outside cylinder 101 UNICOMs, an end of hydraulic servo cylinder 4 is connected with the other end of clearance volume cylinder 3, and hydraulic servo cylinder piston 401 is connected with clearance volume cylinder piston 301 by connecting rod 5.
Control system comprises servo selector valve and the control mechanism thereof that is used to control hydraulic directio in the hydraulic pipe line 402.Servo selector valve is a mechnical servo selector valve 10, and its control mechanism comprises servo cylinder 9, is arranged on servo cylinder piston 901, output pressure pipeline 902, setting pneumatic circuit 903, servo selector valve connecting rod 11 in the servo cylinder 9.Servo cylinder 9 is by the servo selector valve 10 of servo selector valve connecting rod 11 driving devices.Article two, pneumatic circuit 902 respectively with servo cylinder 9 UNICOMs of servo cylinder piston 901 both sides; The other end of output pressure pipeline 902 and compressor output pipe 7 UNICOMs.
The utility model embodiment 1 working principle is: servo cylinder 9 both sides are connected with setting pneumatic circuit 903 with compressor output pipe 7 respectively.When the actual pressure of compressor output pipe 7 output when setting operating pressure, servo cylinder 9 is moved to the left by servo selector valve connecting rod 11 control mechnical servo selector valves 10, pump 8 is to the right side of hydraulic servo cylinder 4 oil pocket supply pressure oil, make hydraulic servo cylinder piston 401 to direction motion left accordingly, the piston that drives clearance volume cylinder 3 is moved to the left, reduce clearance volume, make the output quantity of compressor increase.In like manner, when the actual pressure of compressor output pipe 7 output when setting operating pressure, clearance volume cylinder 3 pistons of device move right, and increase clearance volume, make the output quantity of compressor reduce.The utility model clearance stepless regulator can stepless continuously and automatically adjustment clearance volume size, thereby output quantity size that can stepless continuously and automatically adjustment compressor.
The utility model clearance stepless regulator embodiment 2 as shown in Figure 3, it and embodiment's 1 difference is: its servo selector valve is an electromagnetic servo selector valve 6, and its control mechanism comprises controller 12, pressure transducer 13; Controller 12 is an industrial control unit (ICU).Pressure transducer 13 is arranged in the compressor output pipe 7, and pressure transducer 13 is arranged in the compressor output pipe 7, and its output terminal is connected with controller 12.Electromagnetic servo selector valve 6 is by controller 12 controls.
The utility model embodiment 2, pressure transducer 13, electromagnetic servo selector valve 6, controller 12 are formed full automatic clearance automatic regulating system.All controls are all finished by controller 12 with adjusting, and adjusting flexibility and ratio of precision are higher, can realize the automatic monitoring of operating room simultaneously.
Can also add the displacement transducer that is used to detect 401 actual displacements of hydraulic servo cylinder piston among the utility model clearance stepless regulator embodiment 2, the output terminal of displacement transducer is connected with controller 12, with the practical adjustments amount of reaction the utility model clearance stepless regulator.
Claims (6)
1, piston reciprocating compressor clearance stepless regulator is characterized in that: it comprises clearance volume cylinder (3), be arranged on clearance volume cylinder piston (301) in the clearance volume cylinder (3), be used to drive the power system and the control system thereof of clearance volume cylinder piston (301);
One end of clearance volume cylinder (3) and compresser cylinder (1) cylinder head outside cylinder (101) UNICOM.
2, clearance stepless regulator as claimed in claim 1 is characterized in that: power system comprises hydraulic servo cylinder (4), is arranged on hydraulic servo cylinder piston (401), two hydraulic pipe lines (402), pump (8), connecting rod (5) in the hydraulic servo cylinder (4);
Article two, hydraulic pipe line (402) respectively with hydraulic servo cylinder (4) UNICOM of hydraulic servo cylinder piston (401) both sides, pump (8) drives hydraulic servo cylinder piston (401) by hydraulic pipe line (402);
One end of hydraulic servo cylinder (4) is connected with the other end of clearance volume cylinder (3), and hydraulic servo cylinder piston (401) is connected with clearance volume cylinder piston (301) by connecting rod (5).
3, clearance stepless regulator as claimed in claim 2 is characterized in that: control system comprises servo selector valve and the control mechanism thereof that is used to control the interior hydraulic directio of hydraulic pipe line (402).
4, clearance stepless regulator as claimed in claim 3, it is characterized in that: servo selector valve is mechnical servo selector valve (10), and its control mechanism comprises servo cylinder (9), is arranged on servo cylinder piston (901), output pressure pipeline (902), setting pneumatic circuit (903), servo selector valve connecting rod (11) in the servo cylinder (9); Servo cylinder (9) is by the servo selector valve of servo selector valve connecting rod (11) driving device (10);
Article two, pneumatic circuit (902) respectively with servo cylinder (9) UNICOM of servo cylinder piston (901) both sides; The other end of output pressure pipeline (902) and compressor output pipe (7) UNICOM.
5, clearance stepless regulator as claimed in claim 3 is characterized in that: servo selector valve is electromagnetic servo selector valve (6), and its control mechanism comprises controller (12), pressure transducer (13);
Pressure transducer (13) is arranged in the compressor output pipe (7), and its output terminal is connected with controller (12);
Electromagnetic servo selector valve (6) is controlled by controller (12).
6, clearance stepless regulator as claimed in claim 2 is characterized in that: hydraulic pipe line (402) is provided with valve.
Priority Applications (1)
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CNU2008200668978U CN201225264Y (en) | 2008-05-06 | 2008-05-06 | Clearance stepless adjusting device of piston reciprocating compressor |
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CNU2008200668978U CN201225264Y (en) | 2008-05-06 | 2008-05-06 | Clearance stepless adjusting device of piston reciprocating compressor |
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Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101985926A (en) * | 2010-10-22 | 2011-03-16 | 四川金科环保科技有限公司 | Hydraulic piston compressor displacement stepless adjustment method |
CN102562547A (en) * | 2012-02-06 | 2012-07-11 | 武汉理工大学 | Stepless airflow regulation method for high-pressure reciprocating compressor |
CN103009227A (en) * | 2011-09-22 | 2013-04-03 | 昆山昆江数控机床有限公司 | Reversing hydraulic system with improved structure for honing machine main shaft |
CN103291596A (en) * | 2013-06-18 | 2013-09-11 | 合肥通用机械研究院 | Compressor flow control system based on clearance is adjusted |
CN103982389A (en) * | 2014-06-04 | 2014-08-13 | 镇江长城注浆设备有限公司 | Multi-liquid high-precision stepless ratio synchronous grouting pump |
CN104533853A (en) * | 2014-12-25 | 2015-04-22 | 北京普发兴业动力科技发展有限责任公司 | Pressure self-adaptive hydraulic reversing system |
CN105102817A (en) * | 2013-04-10 | 2015-11-25 | 克诺尔商用车制动***有限公司 | Device for conserving power in a piston compressor |
CN105570112A (en) * | 2016-01-11 | 2016-05-11 | 武汉理工大学 | Working condition optimization method for natural gas gathering supercharger, and gas volume adjustment control system applied to same |
CN105781957A (en) * | 2016-01-29 | 2016-07-20 | 山东易阳石化节能装备有限公司 | Multifunctional leakage monitoring system of executing mechanisms of compressor and clearance air flow regulation system |
CN106968994A (en) * | 2017-04-17 | 2017-07-21 | 武汉朗宇智能科技有限公司 | A kind of oil explosion-proof intelligent control system |
CN107178543A (en) * | 2017-07-26 | 2017-09-19 | 国电联合动力技术有限公司 | A kind of wind power generating set impeller locks hydraulic control system |
US10072487B2 (en) | 2016-09-22 | 2018-09-11 | I-Jack Technologies Incorporated | Lift apparatus for driving a downhole reciprocating pump |
US10087924B2 (en) | 2016-11-14 | 2018-10-02 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
CN108730149A (en) * | 2017-04-18 | 2018-11-02 | 圣宝品企业股份有限公司 | Pneumatic type double-acting pump |
US10544783B2 (en) | 2016-11-14 | 2020-01-28 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
CN113153720A (en) * | 2021-04-14 | 2021-07-23 | 武汉理工大学 | Compressor economizer based on discharge valve clearance is adjusted |
US11519403B1 (en) | 2021-09-23 | 2022-12-06 | I-Jack Technologies Incorporated | Compressor for pumping fluid having check valves aligned with fluid ports |
US11952995B2 (en) | 2020-02-28 | 2024-04-09 | I-Jack Technologies Incorporated | Multi-phase fluid pump system |
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2008
- 2008-05-06 CN CNU2008200668978U patent/CN201225264Y/en not_active Expired - Fee Related
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CN101985926A (en) * | 2010-10-22 | 2011-03-16 | 四川金科环保科技有限公司 | Hydraulic piston compressor displacement stepless adjustment method |
CN101985926B (en) * | 2010-10-22 | 2013-01-09 | 四川金科环保科技有限公司 | Hydraulic piston compressor displacement stepless adjustment method |
CN103009227A (en) * | 2011-09-22 | 2013-04-03 | 昆山昆江数控机床有限公司 | Reversing hydraulic system with improved structure for honing machine main shaft |
CN102562547B (en) * | 2012-02-06 | 2014-12-03 | 武汉理工大学 | Stepless airflow regulation method for high-pressure reciprocating compressor |
CN102562547A (en) * | 2012-02-06 | 2012-07-11 | 武汉理工大学 | Stepless airflow regulation method for high-pressure reciprocating compressor |
US10072653B2 (en) | 2013-04-10 | 2018-09-11 | Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Device for conserving power in a piston compressor |
CN105102817A (en) * | 2013-04-10 | 2015-11-25 | 克诺尔商用车制动***有限公司 | Device for conserving power in a piston compressor |
CN105102817B (en) * | 2013-04-10 | 2017-02-22 | 克诺尔商用车制动***有限公司 | Device for conserving power in a piston compressor |
CN103291596A (en) * | 2013-06-18 | 2013-09-11 | 合肥通用机械研究院 | Compressor flow control system based on clearance is adjusted |
CN103291596B (en) * | 2013-06-18 | 2016-02-10 | 合肥通用机械研究院 | Compressor flow control system based on clearance is adjusted |
CN103982389A (en) * | 2014-06-04 | 2014-08-13 | 镇江长城注浆设备有限公司 | Multi-liquid high-precision stepless ratio synchronous grouting pump |
CN103982389B (en) * | 2014-06-04 | 2016-03-30 | 镇江长城注浆设备有限公司 | Many liquid highi degree of accuracy synchronous injection pump with stepless proportioning |
CN104533853A (en) * | 2014-12-25 | 2015-04-22 | 北京普发兴业动力科技发展有限责任公司 | Pressure self-adaptive hydraulic reversing system |
CN105570112A (en) * | 2016-01-11 | 2016-05-11 | 武汉理工大学 | Working condition optimization method for natural gas gathering supercharger, and gas volume adjustment control system applied to same |
CN105781957A (en) * | 2016-01-29 | 2016-07-20 | 山东易阳石化节能装备有限公司 | Multifunctional leakage monitoring system of executing mechanisms of compressor and clearance air flow regulation system |
US10352138B2 (en) | 2016-09-22 | 2019-07-16 | I-Jack Technologies Incorporated | Lift apparatus for driving a downhole reciprocating pump |
US10072487B2 (en) | 2016-09-22 | 2018-09-11 | I-Jack Technologies Incorporated | Lift apparatus for driving a downhole reciprocating pump |
US11242847B2 (en) | 2016-11-14 | 2022-02-08 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
US10087924B2 (en) | 2016-11-14 | 2018-10-02 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
US10167857B2 (en) | 2016-11-14 | 2019-01-01 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
US10544783B2 (en) | 2016-11-14 | 2020-01-28 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
US11162491B2 (en) | 2016-11-14 | 2021-11-02 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
US11339778B2 (en) | 2016-11-14 | 2022-05-24 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
US11982269B2 (en) | 2016-11-14 | 2024-05-14 | I-Jack Technologies Incorporated | Gas compressor and system and method for gas compressing |
CN106968994A (en) * | 2017-04-17 | 2017-07-21 | 武汉朗宇智能科技有限公司 | A kind of oil explosion-proof intelligent control system |
CN108730149A (en) * | 2017-04-18 | 2018-11-02 | 圣宝品企业股份有限公司 | Pneumatic type double-acting pump |
CN107178543A (en) * | 2017-07-26 | 2017-09-19 | 国电联合动力技术有限公司 | A kind of wind power generating set impeller locks hydraulic control system |
US11952995B2 (en) | 2020-02-28 | 2024-04-09 | I-Jack Technologies Incorporated | Multi-phase fluid pump system |
CN113153720A (en) * | 2021-04-14 | 2021-07-23 | 武汉理工大学 | Compressor economizer based on discharge valve clearance is adjusted |
US11519403B1 (en) | 2021-09-23 | 2022-12-06 | I-Jack Technologies Incorporated | Compressor for pumping fluid having check valves aligned with fluid ports |
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C14 | Grant of patent or utility model | ||
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Granted publication date: 20090422 Termination date: 20170506 |
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CF01 | Termination of patent right due to non-payment of annual fee |