CN113266553A - Buffer tank device of compressor - Google Patents
Buffer tank device of compressor Download PDFInfo
- Publication number
- CN113266553A CN113266553A CN202110631280.6A CN202110631280A CN113266553A CN 113266553 A CN113266553 A CN 113266553A CN 202110631280 A CN202110631280 A CN 202110631280A CN 113266553 A CN113266553 A CN 113266553A
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- buffer tank
- cavity
- buttress
- hoop
- plate
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/02—Pumping installations or systems specially adapted for elastic fluids having reservoirs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Abstract
The invention relates to a buffer tank device of a compressor, which comprises a buffer tank air inlet, an air inlet pipe, a tank body, a buffer tank hoop, a wave filtering pipe, a supporting structure, a wave filtering pipe locking piece, a partition plate, a pore plate, a supporting rubber block, a sliding buttress, a buttress adjusting bolt, a buttress adjusting nut, a sliding plate, a base, a hoop locking bolt, a hoop locking nut, a ball and a ball limiting plate. Set up intake pipe, baffle, wave filter, orifice plate at buffer tank inside cavity, make pulsating gas flow to each independent air chamber through the entry intake pipe inside fully cushion, reentrant each air chamber wave filter converges to independent air chamber, avoided the gaseous stack of pulsation of same phase, finally change the wave form through the air chamber orifice plate and carry out the reduction air current pulsation once more. The buffer tank can vibrate in the process of inhibiting air flow pulsation, vibration control is carried out through 3 automatic height adjusting buttresses, the hoop structure is used at the outlet section of the buffer tank, and the vibration resistance of the buffer tank structure is further improved. The compressor buffer tank device is suitable for compressors with multiple cylinders and single cylinder, and has the advantages of good multiple pulsation reduction effect and good vibration resistance of the buffer tank structure.
Description
Technical Field
The invention relates to a buffer tank device of a compressor, and belongs to the technical field of gas buffering and vibration control of compressors.
Background
The reciprocating compressor is used as gas supercharging equipment, is widely applied to the field of shale gas exploitation and transportation due to the advantages of large compression ratio, wide pressure application range, high efficiency and the like, and causes the gas at the gas inlet and outlet of the cylinder to be in a pulsating state, namely the pressure and the speed to be in periodic change due to the intermittent gas suction and discharge characteristics of the compressor. When the pulsating airflow flows through the non-constant section pipeline, an exciting force is generated to trigger forced vibration of the pipeline. The severe vibration of the pipeline is easy to cause the failure of key connection parts, pipe clamps and the like of the pipeline, and safety accidents are caused.
At present, the core of pipeline vibration control is to suppress airflow pulsation in a pipeline, the conventional method for suppressing the airflow pulsation is to adjust the volume of a buffer tank and add a pore plate in the buffer tank, and the common method for structural vibration control is to add a support at a position with larger vibration.
Disclosure of Invention
The invention mainly aims to overcome the difficulties in the prior art and provide a buffer tank device of a compressor, which can inhibit airflow pulsation by changing the flow direction, the route and the waveform of gas, can carry out all-round constraint on the buffer tank and realize better vibration control, and is suitable for compressor units with single or multiple cylinders.
In order to realize the purpose, the technical scheme adopted by the invention is as follows:
the buffer tank device comprises a first air inlet, a second air inlet, an air inlet pipe, a tank body, a buffer tank hoop, a first cavity, a second cavity, a third cavity, a fourth cavity, a first cavity wave filtering pipe, a supporting structure, a second cavity wave filtering pipe, a wave filtering pipe locking piece, a first cavity partition plate, a second cavity partition plate, a pore plate, an air outlet, an exhaust pipe, a supporting rubber block, a sliding buttress, a buttress adjusting bolt, a buttress adjusting nut, a sliding plate, a base, a hoop locking bolt, a hoop locking nut, a ball and a ball limiting plate. The principle is as follows: the pulsating gas discharged by different cylinders respectively enters a first air inlet and a second air inlet which correspond to each other, the air inlet pipes corresponding to the air inlets are buffered, the buffered gas enters a first cavity and a second cavity which correspond to the air inlet pipes respectively for buffering, the gas buffered by the first cavity flows into a third cavity through a first cavity filtering tube, the gas buffered by the second cavity flows into a third cavity through a second cavity filtering tube, and the two gas flows into a fourth cavity through a pore plate after being mixed in the third cavity and finally flows out from an exhaust port. The buffer tank is vibrated by pulsating gas, vibration of the air cylinder, the motor and the like, the sliding buttress moves on the sliding plate under the action of the ball, the ball limiting plate, the buttress adjusting bolt and the buttress adjusting nut, the automatic height adjustment and vibration control of the buffer tank are realized, and the hoop of the buffer tank is subjected to vibration control again through the hoop locking bolt and the hoop locking nut.
Furthermore, the buffer tank air inlet pipes are 2 or more, the number of the air inlet pipes is the same as that of the compressor exhaust cylinders, the length of each air inlet pipe reaches the position of the chamber partition plate, and the number of the annular peripheral distribution circular holes is 12 due to the fact that 2 rows of annular peripheral distribution circular holes are staggered mutually, and pulsation of exhaust gas of the cylinders is reduced.
Furthermore, the number of the baffle plates in the buffer tank is 2 or more, the number of the baffle plates is equal to that of the exhaust cylinders of the compressor, the number of the pore plates is 1, and 9 small holes are formed in the pore plates to reduce the pulsation of gas in the mixing cavity.
Furthermore, the support rubber block is connected with the sliding buttress through a W-shaped surface, the round ball limiting plate is welded on the sliding buttress, the round ball slides on the sliding plate through the round ball limiting plate, and the support pier adjusting bolt and the support pier adjusting nut are matched to form the automatic aligning vibration control buttress.
Furthermore, the buffer tank hoop is connected with the sliding plate and the base through hoop locking bolts and is locked by hoop locking nuts. Compared with the prior art, the invention has the following advantages:
the utility model provides a flow direction, route and the wave form of gas are changed through buffer tank internal structure form to compressor buffer tank device, make different exhaust cylinder exhaust gas produce 180 phase differences, avoid the crest of pulsating gas to superpose each other to reach the air current pulsation suppression effect through changing the wave form. Specifically, through at buffer tank intake pipe, air chamber baffle, wave filter, orifice plate, make inside gaseous entering buffer tank through the intake pipe, fully cushion in independent air chamber, reentrant different length's horn mouth wave filter converges to the air chamber, has avoided the undulant stack of pulsation gas of same phase place, and rethread orifice plate changes the gas waveform, reaches the effect of reducing the air current pulsation. The buffer tank can vibrate in the process of inhibiting air flow pulsation, vibration control is carried out through 3 automatic height adjusting buttresses, the hoop structure is used at the outlet section of the buffer tank, and the vibration resistance of the buffer tank structure is further improved.
Drawings
Fig. 1 is an external structural view of a buffer tank device of a compressor according to the present invention.
Fig. 2 is a schematic view of the internal structure of a buffer tank device of a compressor according to the present invention.
FIG. 3 is a schematic structural diagram of an automatic height adjustment buttress of a buffer tank device of a compressor.
Fig. 4 is a schematic view of an orifice plate structure of a buffer tank device of a compressor.
In the figure: 1. a first air inlet; 2. a second air inlet; 3. an air inlet pipe; 4. a tank body; 5. a buffer tank hoop; 6. a first chamber; 7. a second chamber; 8. a third chamber; 9. a fourth chamber; 10. a first chamber filter tube; 11. a support structure; 12. a second chamber filter tube; 13. a filter tube locking piece; 14. a first chamber partition; 15. a second chamber partition; 16. an orifice plate; 17. an exhaust port; 18. an exhaust pipe; 19. supporting the rubber block; 20. sliding the buttress; 21. buttress adjusting bolts; 22. a buttress adjusting nut; 23. a slide plate; 24. a base; 25. a hoop locking bolt; 26. locking the nut by the hoop; 27. a ball; 28. a sphere limiting plate.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
the reciprocating compressor has the suction and exhaust characteristics that the airflow in the pipe is always pulsating and cannot be eliminated from the source, and the measure of reducing the airflow pulsation is generally to add a suppression device in a subsequent pipeline. According to the invention, the airflow pulsation is reduced in four stages, the airflow pulsation is reduced through the air inlet pipe respectively, the air discharged from the air inlet pipe is fully buffered in the independent air chamber, the pulsating gases at different air outlets are prevented from being directly overlapped with each other, the pulsation amplitudes of the pulsating gases are mutually offset based on the Kunck tube principle, and then the fully mixed gases are subjected to waveform change through the pore plate to reduce the gas pulsation amplitude. In the process of reducing the airflow pulsation of the buffer tank, the airflow pulsation can cause the vibration of the buffer tank.
As shown in fig. 1, 2, 3 and 4, a compressor buffer tank device is composed of a first air inlet 1, a second air inlet 2, an air inlet pipe 3, a tank body 4, a buffer tank hoop 5, a first chamber 6, a second chamber 7, a third chamber 8, a fourth chamber 9, a first chamber filter tube 10, a support structure 11, a second chamber filter tube 12, a filter tube locking piece 13, a first chamber partition plate 14, a second chamber partition plate 15, a pore plate 16, an air outlet 17, an exhaust pipe 18, a support rubber block 19, a sliding buttress 20, a buttress adjusting bolt 21, a buttress adjusting nut 22, a sliding plate 23, a base 24, a hoop locking bolt 25, a hoop locking nut 26, a ball 27 and a ball limiting plate 28; pulsating gas exhausted by different cylinders respectively enters a first air inlet 1 and a second air inlet 2 which respectively correspond to the air inlets, the air inlets 3 corresponding to the air inlets are buffered, the buffered gas enters a first chamber 6 and a second chamber 7 which respectively correspond to the air inlets 3 for buffering, the gas buffered by the first chamber 6 flows into a third chamber 8 through a first chamber filter tube 10, the gas buffered by the second chamber 7 flows into the third chamber 8 through a second chamber filter tube 12, the two gas flows to a fourth chamber 9 through a pore plate 16 after being mixed in the third chamber 8, and finally flows out from an exhaust port 17, the vibration of the buffer tank caused by the pulsating gas, the vibration of the cylinder, the motor and the like moves on a sliding plate 23 under the action of a ball 27, a ball limiting plate 28, a pier adjusting bolt 21 and a pier adjusting nut 22 through a sliding pier 20, so as to realize the automatic height adjustment and vibration control of the buffer tank, the buffer tank hoop 5 is controlled to vibrate again through the hoop locking bolt 25 and the hoop locking nut 26.
Buffer tank intake pipe 3 is 2 or a plurality of, and quantity is the same with compressor exhaust cylinder number, intake pipe length to cavity baffle department to there are 2 rows annular week cloth round holes that misplace each other totally 12, subduct cylinder exhaust gas's pulsation.
The supporting rubber block 19 is connected with the sliding support pier 20 through a W-shaped surface, the ball limiting plate 28 is welded on the sliding support pier 20, and the ball 27 slides on the sliding plate 23 through the ball limiting plate 28 and is matched with the support pier adjusting bolt 21 and the support pier adjusting nut 22 to form the automatic-aligning vibration control support pier.
As described above, the present invention provides a buffer tank device for a compressor, which can effectively suppress the pulsating gas discharged from a cylinder of the compressor and the vibration of the buffer tank, and many modifications and variations based on the present invention will be suggested to those skilled in the art and are within the scope of the present invention.
Claims (5)
1. A compressor buffer tank device is composed of a first air inlet (1), a second air inlet (2), an air inlet pipe (3), a tank body (4), a buffer tank hoop (5), a first cavity (6), a second cavity (7), a third cavity (8), a fourth cavity (9), a first cavity filter tube (10), a supporting structure (11), a second cavity filter tube (12), a filter tube locking piece (13), a first cavity partition plate (14), a second cavity partition plate (15), a pore plate (16), an exhaust port (17), an exhaust pipe (18), a supporting rubber block (19), a sliding support pier (20), a support pier adjusting bolt (21), a support pier adjusting nut (22), a sliding plate (23), a base (24), a hoop locking bolt (25), a hoop locking nut (26), a ball (27) and a ball limiting plate (28); the method is characterized in that: pulsating gas discharged by different cylinders respectively enters a first air inlet (1) and a second air inlet (2) which respectively correspond to the pulsating gas inlets, the air inlets (3) corresponding to the air inlets are buffered, the buffered gas enters a first cavity (6) and a second cavity (7) which respectively correspond to the air inlets (3) for buffering, the buffered gas of the first cavity (6) flows into a third cavity (8) through a first cavity filter tube (10), the buffered gas of the second cavity (7) flows into the third cavity (8) through a second cavity filter tube (12), the two gases are mixed in the third cavity (8) and then flow into a fourth cavity (9) through a pore plate (16), and finally flow out from an exhaust port (17), and the pulsating gas, the vibration of a buffer tank caused by the vibration of the cylinders, the motor and the like, and the pulsating gas flows into a spherical ball (27), a spherical limiting plate (28) and a sliding buttress (20), The buttress adjusting bolts (21) and the buttress adjusting nuts (22) move on the sliding plate (23) under the action to realize the automatic height adjustment and vibration control of the buffer tank, and the hoop (5) of the buffer tank is subjected to vibration control again through the hoop locking bolts (25) and the hoop locking nuts (26).
2. A compressor surge tank apparatus according to claim 1, wherein: buffer tank intake pipe (3) be 2 or a plurality ofly, quantity is the same with compressor cylinder number, intake pipe length to cavity baffle department to there are 12 annular week cloth round holes of 2 rows dislocation each other, subduct cylinder exhaust's pulsation.
3. A compressor surge tank apparatus according to claim 1, wherein: the inside baffle of buffer tank be 2 or a plurality of, baffle quantity should be the same with compressor exhaust cylinder number, the orifice plate is 1, it has 9 apertures to open in the orifice plate, subducts the pulsation of mixing intracavity gas.
4. A compressor surge tank apparatus according to claim 1, wherein: support block rubber (19) pass through the W profile with slip buttress (20) and be connected, ball limiting plate (28) welding is on slip buttress (20), ball (27) slide on slide (23) through ball limiting plate (28), cooperation buttress adjusting bolt (21) and buttress adjusting nut (22), constitute automatic aligning vibration control buttress.
5. A compressor surge tank apparatus according to claim 1, wherein: the buffer tank hoop (5) is connected with the sliding plate (23) and the base (24) through hoop locking bolts (25) and is locked by hoop locking nuts (26).
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CN202110631280.6A CN113266553B (en) | 2021-06-07 | 2021-06-07 | Buffer tank device of compressor |
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CN202110631280.6A CN113266553B (en) | 2021-06-07 | 2021-06-07 | Buffer tank device of compressor |
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CN113266553B CN113266553B (en) | 2022-03-01 |
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Citations (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3545826A (en) * | 1969-05-07 | 1970-12-08 | John B Thomson | Compliant and self-alining ball bearing for linear motion |
EP1262674A2 (en) * | 2001-05-29 | 2002-12-04 | NSK Ltd., | Rolling sliding member and rolling apparatus |
JP2004293503A (en) * | 2003-03-28 | 2004-10-21 | Sanyo Electric Co Ltd | Gas supply device |
CN201539634U (en) * | 2009-07-20 | 2010-08-04 | 刘友宏 | Damping bracket of pulsating fluid running pipeline |
CN102032396A (en) * | 2010-12-22 | 2011-04-27 | 浙江宝业建设集团有限公司 | Damping insulated flame-retardant energy-saving pipe holder |
CN102788001A (en) * | 2012-07-12 | 2012-11-21 | 天津渤天化工有限责任公司 | Vibration eliminating device for outlet of compressor |
CN202789391U (en) * | 2012-07-02 | 2013-03-13 | 烟台杰瑞压缩设备有限公司 | Reciprocating type compressor unit pulsation buffer tank adjustable supporting device |
CN103410702A (en) * | 2013-08-27 | 2013-11-27 | 成都添益天然气压缩机制造有限公司 | Buffer tank device of natural gas compressor |
CN203430739U (en) * | 2013-08-27 | 2014-02-12 | 成都添益天然气压缩机制造有限公司 | Natural gas compressor buffer tank pipe connecting structure |
CN203430734U (en) * | 2013-08-05 | 2014-02-12 | 上海大隆机器厂有限公司 | Outlet buffer for piston type compressor |
CN103625841A (en) * | 2013-11-21 | 2014-03-12 | 宁夏沃林机械制造有限公司 | Automatic aligning carrier roller set |
CN204532751U (en) * | 2014-12-31 | 2015-08-05 | 内蒙古伊泰煤制油有限责任公司 | With the air compressor of pulsation dampening |
CN204611329U (en) * | 2015-04-27 | 2015-09-02 | 大丰丰泰流体机械科技有限公司 | A kind of exhaust knock out drum |
CN106015311A (en) * | 2016-07-12 | 2016-10-12 | 杭州电子科技大学 | Center-adjustable ball spherical hinge joint and center adjusting method of center-adjustable ball spherical hinge joint |
CN206092334U (en) * | 2016-10-18 | 2017-04-12 | 四川泰博流体科技有限公司 | A from aligning support for piston compressor buffer tank |
US20180010404A1 (en) * | 2016-07-07 | 2018-01-11 | Cameron International Corporation | Self-aligning mud pump assembly |
CN208564918U (en) * | 2018-08-03 | 2019-03-01 | 杰瑞石油天然气工程有限公司 | A kind of surge tank and compresser cylinder air inlet system and exhaust system |
CN110748557A (en) * | 2019-09-24 | 2020-02-04 | 江苏大学 | Novel damping aligning slide bearing |
CN211230761U (en) * | 2019-12-31 | 2020-08-11 | 高晓劝 | Buffer tank structure for natural gas compressor |
CN211715931U (en) * | 2020-02-25 | 2020-10-20 | 武汉世纪人和冷暖工程有限公司 | Locking and displacement linkage device for anti-seismic support |
CN211924410U (en) * | 2020-01-21 | 2020-11-13 | 杰瑞石油天然气工程有限公司 | Novel exhaust buffer tank |
CN112833273A (en) * | 2021-01-19 | 2021-05-25 | 西南石油大学 | Resonance control device for buffer tank of compressor |
-
2021
- 2021-06-07 CN CN202110631280.6A patent/CN113266553B/en active Active
Patent Citations (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3545826A (en) * | 1969-05-07 | 1970-12-08 | John B Thomson | Compliant and self-alining ball bearing for linear motion |
EP1262674A2 (en) * | 2001-05-29 | 2002-12-04 | NSK Ltd., | Rolling sliding member and rolling apparatus |
JP2004293503A (en) * | 2003-03-28 | 2004-10-21 | Sanyo Electric Co Ltd | Gas supply device |
CN201539634U (en) * | 2009-07-20 | 2010-08-04 | 刘友宏 | Damping bracket of pulsating fluid running pipeline |
CN102032396A (en) * | 2010-12-22 | 2011-04-27 | 浙江宝业建设集团有限公司 | Damping insulated flame-retardant energy-saving pipe holder |
CN202789391U (en) * | 2012-07-02 | 2013-03-13 | 烟台杰瑞压缩设备有限公司 | Reciprocating type compressor unit pulsation buffer tank adjustable supporting device |
CN102788001A (en) * | 2012-07-12 | 2012-11-21 | 天津渤天化工有限责任公司 | Vibration eliminating device for outlet of compressor |
CN203430734U (en) * | 2013-08-05 | 2014-02-12 | 上海大隆机器厂有限公司 | Outlet buffer for piston type compressor |
CN103410702A (en) * | 2013-08-27 | 2013-11-27 | 成都添益天然气压缩机制造有限公司 | Buffer tank device of natural gas compressor |
CN203430739U (en) * | 2013-08-27 | 2014-02-12 | 成都添益天然气压缩机制造有限公司 | Natural gas compressor buffer tank pipe connecting structure |
CN103625841A (en) * | 2013-11-21 | 2014-03-12 | 宁夏沃林机械制造有限公司 | Automatic aligning carrier roller set |
CN204532751U (en) * | 2014-12-31 | 2015-08-05 | 内蒙古伊泰煤制油有限责任公司 | With the air compressor of pulsation dampening |
CN204611329U (en) * | 2015-04-27 | 2015-09-02 | 大丰丰泰流体机械科技有限公司 | A kind of exhaust knock out drum |
US20180010404A1 (en) * | 2016-07-07 | 2018-01-11 | Cameron International Corporation | Self-aligning mud pump assembly |
CN106015311A (en) * | 2016-07-12 | 2016-10-12 | 杭州电子科技大学 | Center-adjustable ball spherical hinge joint and center adjusting method of center-adjustable ball spherical hinge joint |
CN206092334U (en) * | 2016-10-18 | 2017-04-12 | 四川泰博流体科技有限公司 | A from aligning support for piston compressor buffer tank |
CN208564918U (en) * | 2018-08-03 | 2019-03-01 | 杰瑞石油天然气工程有限公司 | A kind of surge tank and compresser cylinder air inlet system and exhaust system |
CN110748557A (en) * | 2019-09-24 | 2020-02-04 | 江苏大学 | Novel damping aligning slide bearing |
CN211230761U (en) * | 2019-12-31 | 2020-08-11 | 高晓劝 | Buffer tank structure for natural gas compressor |
CN211924410U (en) * | 2020-01-21 | 2020-11-13 | 杰瑞石油天然气工程有限公司 | Novel exhaust buffer tank |
CN211715931U (en) * | 2020-02-25 | 2020-10-20 | 武汉世纪人和冷暖工程有限公司 | Locking and displacement linkage device for anti-seismic support |
CN112833273A (en) * | 2021-01-19 | 2021-05-25 | 西南石油大学 | Resonance control device for buffer tank of compressor |
Non-Patent Citations (1)
Title |
---|
王怀义: "《石油化工管道安装设计便查手册》", 30 November 2003, 中国石化出版社 * |
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