CN204610181U - High rotating speed symmetrical balance natural gas reciprocating compressor - Google Patents
High rotating speed symmetrical balance natural gas reciprocating compressor Download PDFInfo
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- CN204610181U CN204610181U CN201520205634.0U CN201520205634U CN204610181U CN 204610181 U CN204610181 U CN 204610181U CN 201520205634 U CN201520205634 U CN 201520205634U CN 204610181 U CN204610181 U CN 204610181U
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Abstract
The utility model provides a kind of high rotating speed symmetrical balance natural gas reciprocating compressor, comprise integral body, bent axle, connecting rod, crosshead, cylinder, piston and motor etc., I, II grade of cylinder respectively corresponding be arranged in bent axle both sides and be positioned at the side of motor, the dynamic row of two couple after combination lay respectively at the both sides of motor, the bent axle of complete machine is made up of two measure-alike bent axles, to reduce the length of integral shaft, the difficulty of simplified manufacturing technique, increase the rigidity of bent axle, reduce manufacture cost, two cylinders of I grade are all arranged on the same side of bent axle, to reduce the volume of air inlet buffer and to reduce gas, this compressor weight compressor more of the same type reduces more than 40%, rotating speed is 1500 ~ 1800r/min, piston force is even, inertial force autobalance, the operation of a machine is steady, maintainability is high, reduce investment outlay.
Description
Technical field
The utility model relates to Compressor Technology field, particularly one high rotating speed symmetrical balance rock gas reciprocal compressor.
Background technique
In China's oilfield exploitation, annual associated gas stock number (well site casing gas, stand field separator associated gas and Volatile Gas in Oil Tank) is extremely huge, can the tolerance of actual recovered less than 10%, a huge wasting of resources is not only in emptying like this, simultaneously also seriously befouling environment.It is introduced, the greenhouse effect that natural gas vent causes are same volume CO
2more than 12 times, at some block also containing H
2s gas, environmental pollution is more serious.Therefore, the recycling of rock gas not only can make local energy resource structure be changed, and environmental situation also can improve.
China is the big country of energy-consuming, the import volume of oil reaches more than 60%, energy shortage on the one hand, gas price rises steadily, again a large amount of emptying of rock gas on the other hand, the utilization of rock gas only accounts for 3% of energy-consuming, and this energy consumption structure had both caused the waste of the energy, polluted environment again.Utilize rock gas as the new energy of automobile, not only can alleviate the problem of gasoline anxiety, can suppress rise of the oil price to a certain extent, the discharge amount of carbon dioxide also can be reduced.In order to make full use of rock gas and the consumption structure improving the energy, building up many Vehicle Fueling Station and having put into operation.The recovery of rock gas, conveying and the energy as automobile, its key equipment is natural gas compressor.
The recovery of rock gas, conveying and the energy as automobile, all need higher pressure, so use be generally Reciprocating Natural Gas Compressor, and traditional general rotating speed of rock gas reciprocal compressor is between 400 ~ 900r/min, slow-revving compressor not only makes compressor arrangement huge, manufacture cost increases, simultaneously in order to meet the requirement of natural gas transport and refueling, often need multiple stage natural gas compressor to run simultaneously, its standby redundancy increases, and also reduces maintainability and Economy.
Model utility content
The purpose of this utility model is to provide a kind of high rotating speed symmetrical balance natural gas reciprocating compressor, meets the technological process of oil and gas exploitation, conveying and supercharging.
To achieve these goals, the utility model have employed following technological scheme:
II grade of piston that this reciprocating compressor comprises bent axle, the motor for driving crank, the I grade of cylinder being arranged in bent axle both sides and II grade of cylinder, is arranged at I grade of piston in I grade of cylinder and is arranged in II grade of cylinder, described I grade of cylinder and II grade of cylinder are positioned at the same side of motor, I grade of piston and II grade of piston is corresponding with two crank throws of bent axle is respectively connected.
Described reciprocating compressor also comprises and is arranged at corresponding cylinder and the piston rod be connected successively, crosshead and the connecting rod between bent axle, and piston rod is connected with the piston arranged in corresponding cylinder, and connecting rod is connected with corresponding crank throw.
Described reciprocating compressor also comprises fuselage, and bent axle and connecting rod are arranged in fuselage, and crosshead is arranged on the slideway in fuselage, and the rotation motion of bent axle is converted into the to-and-fro motion of crosshead by connecting rod and described slideway.
Described I grade of cylinder and II grade of cylinder are respective column, and the reciprocating mass of respective column reciprocating mass difference that is equal or respective column is not more than 200g.
Main journal and the crank pin diameter of described bent axle are measure-alike.
Described reciprocating compressor turn scooter 1500 ~ 1800r/min.The crank throw alternate angle of described bent axle is 180 °.
The both sides of described motor are provided with I grade of cylinder, II grade of cylinder and bent axle, and II grade of piston of the I grade of piston arranged in I grade of cylinder and II grade of interior setting of cylinder is corresponding with two crank throws of homonymy bent axle to be respectively connected.
Two I grade of cylinder arrangement are in the same side of corresponding bent axle, and two II grade of cylinder arrangement are at the opposite side of corresponding bent axle.
The phase difference of two bent axles is 90 °.
The beneficial effects of the utility model are embodied in:
The utility model effectively reduces the length of complete machine bent axle, and run under being adapted at high-revolving situation, rotating speed is high, its turn up 1500 ~ 1800r/min, and process amount of natural gas is 1000m
3/ h, the natural gas compressor of the more existing similar tolerance of weight of compressor reduces more than 40%, piston force is even, inertial force autobalance, the operation of a machine is steady, maintainability is high, overcome the shortcoming that balanced opposed compressor flywheel is huge, reduce manufacture cost, if need to increase tolerance also to realize easily through distortion, reduce the manufacturing cycle, the requirement of the technological process of natural gas transport, Vehicle Fueling Station can be ensured, in turn save investment and saved management fee, improve reliability and the Economy of gas station compressor operation simultaneously.
The bearing interchangeability of bent axle is good in addition, has both decreased quantity and the quantity in stock of accessory, again for ease of maintenaince and maintenance simultaneously, improves Economy and the reliability of compressor.
In addition according to gas station demand, four row can be combined into easily, process amount of natural gas is doubled.
Accompanying drawing explanation
Fig. 1 is high rotating speed symmetrical balance two row natural gas reciprocating compressor schematic diagram;
Fig. 2 is high rotating speed symmetrical balance two row natural gas reciprocating compressor crank throw alternate angle schematic diagram;
Fig. 3 is high rotating speed symmetrical balance four row natural gas reciprocating compressor schematic diagram;
Fig. 4 is high rotating speed symmetrical balance four row natural gas reciprocating compressor crank throw alternate angle schematic diagram;
In figure: 1-bent axle; 2-I grade of cylinder; 3-I grade of piston; 4-piston rod; 5-crosshead; 6-fuselage; 7-motor; 8-connecting rod; 9-II grade of cylinder; 10-II grade of piston; 11-crank pin; 12-main journal.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further elaborated.
See Fig. 1 and Fig. 2, high rotating speed symmetrical balance natural gas reciprocating compressor described in the utility model, comprise bent axle 1, I grade of cylinder 2, I grade of piston 3, piston rod 4, crosshead 5, fuselage 6, motor 7, connecting rod 8, II grade of cylinder 9 and II grade of piston 10 etc., I grade is low pressure stage, II grade is high pressure stage, every grade of exclusive row, two row I, II grade cylinders 2,9 are arranged in the same side of motor 7, I, II grade of cylinder 2,9 is distributed in the both sides of bent axle 1, fuselage 6 is integral body, places the parts such as bent axle 1, crosshead 5, connecting rod 8 respectively.I grade of cylinder 2 and II grade of cylinder 9 are respective column, the bent axle 1 crank throw alternate angle of respective column is 180 °, in order to ensure the steady of machine at high speed, the equal or reciprocating mass of the reciprocating mass of low pressure stage and high pressure stage is more or less the same in 200g, guarantees inertial force autobalance.Motor 7 makes plane rocking by bent axle 1 drivening rod 8, the rotation motion of bent axle 1 is converted into the to-and-fro motion of crosshead 5 with the slideway of fuselage 6 by connecting rod 8, and drive I, II grade of piston rod 4 and I, II grade of piston 3,10 in I grade of cylinder 2 and II grade of cylinder 9, do the to-and-fro motion with crosshead 5 constant speed, I, II grade of piston, 3,10 and I, II grade of cylinder 2,9 forms the volume of sealing respectively, to realize the air-breathing of compressor, compression, exhaust and inflation process, unit process amount of natural gas is 1000m
3/ h, only needs 1 can meet the demands for general natural gas filling station, saves early investment, decrease operating cost.
The utility model is the high-speed symmetric balanced type compressor of natural gas transport and the natural gas filling station design commonly used for oil field, for larger natural gas filling station, if need to add atm number, very easily two this kind of compressors can be combined simply, form four row high-speed symmetric balanced type natural gas compressors shown in Fig. 3, main parts size is general, complete machine bent axle is made up of two measure-alike bent axles 1, but the phase difference of two bent axles is 90 ° (see Fig. 4), decrease the length of complete machine bent axle, the difficulty of simplified manufacturing technique, increase the rigidity of bent axle, reduce manufacture cost, run under being adapted at high-revolving situation.Two cylinder arrangement of I grade are in the same side of complete machine bent axle, II grade of two cylinder arrangement are at the opposite side of complete machine bent axle, to use same air inlet buffer, reduce the volume of buffer to a certain extent, improve the impact of gas, inertia force and moment is balanced all completely, and machine run is more steady.
The main journal 12 of bent axle 1 is identical with crank pin 11 diameter dimension, main journal bearing and crank pin bearing is allowed to exchange, to reduce the quantity of accessory, crosshead 5 adopts spheroidal graphite cast iron, crawler shoe scribbles Babbitt to increase wear resistance, small end bushing adopts bronze and full floating sclerosis grinding crosshead pin, and crosshead 5 and filler can take out easily from crosshead window, easy to maintenance, quick.
High rotating speed symmetrical balance natural gas reciprocating compressor described in the utility model, not only volume is little, low cost of manufacture, and easily deformable, namely according to the change of air displacement, simply combine, both air displacement was added, also eliminate moment of inertia, running is more steady, and the length of bent axle is short, good rigidly, be adapted to the safe operation of high rotating speed rock gas symmetrical balance type reciprocating compressor, improve equipment reliability of operation and Economy, extend the working life of each friction member.
Claims (10)
1. high rotating speed symmetrical balance natural gas reciprocating compressor, it is characterized in that: this reciprocating compressor comprises bent axle (1), for the motor (7) of driving crank, be arranged in I grade of cylinder (2) and II grade of cylinder (9) of bent axle (1) both sides, the II grade of piston (10) being arranged at I grade of piston (3) in I grade of cylinder (2) and being arranged in II grade of cylinder (9), described I grade of cylinder (2) and II grade of cylinder (9) are positioned at the same side of motor (7), I grade of piston (3) and II grade of piston (10) are corresponding with two crank throws of bent axle (1) to be respectively connected.
2. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 1, it is characterized in that: described reciprocating compressor also comprises the piston rod (4) be connected successively, crosshead (5) and the connecting rod (8) that are arranged between corresponding cylinder with bent axle (1), piston rod (4) is connected with the piston arranged in corresponding cylinder, and connecting rod (8) is connected with corresponding crank throw.
3. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 2, it is characterized in that: described reciprocating compressor also comprises fuselage (6), bent axle (1) and connecting rod (8) are arranged in fuselage (6), and crosshead (5) is arranged on the slideway in fuselage (6).
4. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 1, it is characterized in that: described I grade of cylinder (2) and II grade of cylinder (9) are respective column, the reciprocating mass of respective column reciprocating mass difference that is equal or respective column is not more than 200g.
5. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 1, is characterized in that: the main journal (12) of described bent axle (1) is identical with crank pin (11) diameter dimension.
6. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 1, is characterized in that: described reciprocating compressor turn scooter 1500 ~ 1800r/min.
7. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 1, is characterized in that: the crank throw alternate angle of described bent axle (1) is 180 °.
8. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 1, it is characterized in that: the both sides of described motor (7) are provided with I grade of cylinder (2), II grade of cylinder (9) and bent axle (1), II grade of piston (10) of the I grade of piston (3) arranged in I grade of cylinder (2) and II grade of interior setting of cylinder (9) is corresponding with two crank throws of homonymy bent axle (1) to be respectively connected.
9. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 8, it is characterized in that: two I grade cylinder (2) is arranged in the same side of corresponding bent axle (1), two II grade cylinder (9) is arranged in the opposite side of corresponding bent axle (1).
10. high rotating speed symmetrical balance natural gas reciprocating compressor according to claim 8, is characterized in that: the phase difference of two bent axles is 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520205634.0U CN204610181U (en) | 2015-04-07 | 2015-04-07 | High rotating speed symmetrical balance natural gas reciprocating compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520205634.0U CN204610181U (en) | 2015-04-07 | 2015-04-07 | High rotating speed symmetrical balance natural gas reciprocating compressor |
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| CN204610181U true CN204610181U (en) | 2015-09-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443107A (en) * | 2018-02-13 | 2018-08-24 | 王炯锋 | A kind of efficient extraction natural-gas energy-saving equipment |
| CN108443408A (en) * | 2018-03-06 | 2018-08-24 | 西安交通大学 | The opposed X-type reciprocating compressor moment of inertia balance mechanism of adjacent column |
| CN114562441A (en) * | 2022-04-29 | 2022-05-31 | 四川金星清洁能源装备股份有限公司 | Compressor based on high-pressure leakage and low-pressure leakage stoppage |
-
2015
- 2015-04-07 CN CN201520205634.0U patent/CN204610181U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443107A (en) * | 2018-02-13 | 2018-08-24 | 王炯锋 | A kind of efficient extraction natural-gas energy-saving equipment |
| CN108443408A (en) * | 2018-03-06 | 2018-08-24 | 西安交通大学 | The opposed X-type reciprocating compressor moment of inertia balance mechanism of adjacent column |
| CN108443408B (en) * | 2018-03-06 | 2020-03-17 | 西安交通大学 | Adjacent row opposite X-type reciprocating compressor inertia moment balancing mechanism |
| CN114562441A (en) * | 2022-04-29 | 2022-05-31 | 四川金星清洁能源装备股份有限公司 | Compressor based on high-pressure leakage and low-pressure leakage stoppage |
| CN114562441B (en) * | 2022-04-29 | 2022-08-02 | 四川金星清洁能源装备股份有限公司 | Compressor based on high-pressure leakage and low-pressure leakage stoppage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180305 Address after: 301700 Tianjin Yixian economic and Technological Development Zone Science Park Hengtong Road No. 3 Patentee after: Lucky (Tianjin) compression system technology Co., Ltd. Address before: No. 38, West Tong Lu, Miyun economic and Technological Development Zone, Beijing City, Beijing Patentee before: Beijing Jie Yuan Compressor Manufacturing Co., Ltd |
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| TR01 | Transfer of patent right |