CN101776062B - Movable device for preparing clean compressed gas - Google Patents
Movable device for preparing clean compressed gas Download PDFInfo
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- CN101776062B CN101776062B CN2009100450854A CN200910045085A CN101776062B CN 101776062 B CN101776062 B CN 101776062B CN 2009100450854 A CN2009100450854 A CN 2009100450854A CN 200910045085 A CN200910045085 A CN 200910045085A CN 101776062 B CN101776062 B CN 101776062B
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Abstract
The invention relates to a movable device for preparing clean compressed gas, in particular to a volume compressor which has the advantages of high gas output, small volume, low humidity of generated gas, no need of external cooling medium source, movability and suitability for field operation. The movable device at least comprises a piston compressing cylinder (7) and a diaphragm compressing cylinder (8), a gas purifying and drying module (23) connected between the two. The movable device also comprises a built-in circulation cooling device consisting of a cooling medium storage tank (3), a pump (5), a gas compressor cooling pipeline and a radiator (9) which are connected in turn through pipes and pipeline elements. The movable device for preparing the clean compressed gas has the advantages that: the movable device combines two compression modes, namely piston compression and diaphragm compression, and the gas purifying and drying module is connected between the piston compressing cylinder and the diaphragm compressing cylinder, so that the movable device can generate highly clean medium and high pressure gas; the cooling device is built in, and the independent external cooling medium source such as cooling water is not needed; and the movable device has a compact structure, is conveniently moved at any time, has low requirement on working environment, and is particularly suitable for working condition of field operation.
Description
Technical field
The present invention relates to a kind of movable device for preparing clean compressed gas, particularly a kind of gas production is big, and volume is little, and the output gas humidity is low, need not external cooling medium source, removable, as can to adapt to field work positive displacement gas compressor.
Background technique
The middle and high body of calming the anger of dried and clean is usually used in cleaning the device to humidity sensitive, or is used for special experiment.The diaphragm type compressor diaphragm is clamped between cover plate and the body, and except that intake and exhaust channel, barrier film and other spaces completely cut off.So this machine can not produce leakage in handling gas, can not pollute by lubricated wet goods, the gas of output is clean relatively.But owing to the restriction that receives metal diaphragm amount of deformation and liquid inertia, the size of this machine can not be excessive, and rotating speed is lower, and the single cylinder air displacement is less, if seek out big air displacement, then needs big cylinder head or multistage compression, and equipment can seem too heavy and inconvenient mobile like this.Piston compressor is through piston reciprocating completion gas compression in cylinder, compact structure.Under the equal cylinder head volume, the Piston Compression gas production is compressed greater than barrier film, but the gas of piston compressor output has the oil vapour pollution problem, is not suitable for to humidity sensitive with to the demanding operating mode of cleanliness.
The technical-economic index of gas compressor work, its pressure distribution of thermal gauge model and compressor chamber depend on the cooling quality of gas to a great extent.General cylinder of compressor need be cooled off, and the lubricant oil in the big-and-middle-sized compressor also need cool off specially.Conventional cooling system is to be the cooling system of cooling medium with water by it, often needs external water source, and is furnished with the spilling water groove, so that water flows in cylinder heads at different levels, realizes cooling.Such system can't carry out arbitrarily moving owing to receive the restriction in external cooling medium source, also is difficult for adapting to the requirement of various field works, makes the using scope of equipment be restricted.
Summary of the invention
The present invention seeks to deficiency, two kinds of types of Piston Compression and barrier film compression effectively combined according to the above, and in equipment the mounting filtering drying equipment, to obtain the clean middle and high body of calming the anger; Simultaneously that cooling unit is built-in, cooling medium is circulated in equipment, and need not external cooling medium source, with provide a kind of removable, volume is little, the middle and high system of calming the anger of output gas dried and clean is equipped with device.
The realization of the object of the invention is accomplished by following mode:
The present invention comprises a piston compressing cylinder 7 and a barrier film compression cylinder 8 at least, two cylinder 7, connection gas purification irradiation modules 23 between 8; Also comprise built-in circulating cooler, it is connected through pipeline and pipeline parts by cooling medium storage tank 3, pump 5, gas compressor cooling line, radiator 9 successively; Said two cylinder 7, the gas purification irradiation modules 23 that connects between 8 are by heat exchanger 11, blowdown bottle 12, oil and water seperator 13, grade one filter 14, cooling driers 15, secondary filter 16, canister 17, system of non heated regeneration dryer 18, low pressure gas cylinder 19, tertiary filter 20; Connect to form successively; After the tertiary filter dewpoint meter (22) is set also, level meter 4, liquid level alarm device 2 and cooling medium is installed on the cooling medium storage tank 3 of said built-in circulating cooler replenishes mouth 1; The radiator of said built-in circulating cooler adopts plate and fin type or coil pipe type structure; The pump of said built-in circulating cooler is recycle pump or suction booster.
Advantage of the present invention is through being that the compression of Piston Compression and barrier film combines with two kinds of compress modes, with and the two between connect the gas purification irradiation modules, can produce the high clean middle and high body of calming the anger; And it is cooling unit is built-in; Do not need cooling medium sources such as independent external cooling water, compact structure, convenient mobile at any time; Working environment is required low, particularly can adapt to the operating mode of field work.
Description of drawings
Accompanying drawing 1 is structural representation of the present invention;
Embodiment:
Label is represented respectively in the accompanying drawing: 1--cooling medium supply mouth; The 2--liquid level alarm device; 3--cooling medium storage tank 4--level meter; The 5--water pump; The 6--cooler bin; The 7-piston compressing cylinder; 8-barrier film compression cylinder; The 9--radiator; The 10--cooling fan; The 11--heat exchanger; 12--blowdown bottle; The 13--oil and water seperator; The 14--grade one filter; The 15--cooling driers; The 16--secondary filter; The 17--canister; The 18--system of non heated regeneration dryer; The 19--low pressure gas cylinder; The 20--tertiary filter; The 21--pressure gauge; The 22--dewpoint meter; 23-gas purification irradiation modules.
Apparatus of the present invention comprise a piston compressing cylinder 7 and a barrier film compression cylinder 8 at least; Two cylinder 7, connect gas purification irradiation modules 23 between 8; Wherein, Piston Compression partly is positioned at the prime of barrier film compression member, and these two kinds of compress modes comprise one-level compression separately at least, and promptly this gas preparing apparatus comprises the secondary compression at least.Confirming of each several part progression comes institute for large and medium-sized compressor, is principle to economize most merit generally.Though small-sized mobile compressor also should note saving the consumption of merit, often weight is principal contradiction.For some special gas, its chemical property requires delivery temperature to be no more than a certain temperature, so progression selects to depend on the delivery temperature of every grade of permission more.In the allowed band of delivery temperature, adopt less progression as far as possible, be beneficial to alleviate the weight of machine.The particular location configuration mode of cylinders at different levels should determine by use occasion.For example, if will process the minicomputer of not being with crosshead, cylinder heads then at different levels can arrange that if will process mobile air compressor, cylinder heads at different levels can be arranged by the W type by V-type.More the polygamy mode of putting can be with reference to mechanical engineering manual, the explanation in " press classification and characteristics that cylinder centerline disposes " in the standard equipment volume.Gas purification irradiation modules 23 is installed between piston compressing cylinder 7 and the barrier film compression cylinder 8; Gas is after Piston Compression is partly compressed; Infiltrated big gauging impurity in the gas; The gas that pollutes is introduced the gas purification irradiation modules, will mix oil, water and other impurity eliminations in gas, get into 8 compressions of barrier film compression cylinder again.
Gas purification irradiation modules 23 middle and high pressure gas cleanings and drying equipment are formed, and comprising:
1. splitter and filter: mainly contain breathing filter, liquid-gas separator and high efficiency particulate air filter, be used for the filtration of centering, pressurized gas solid particle and greasy dirt.
2. drying apparatus: be used for removing the moisture that gas mixes, to reach dry purpose.The drying mode of the available middle and high body of calming the anger mainly contains two kinds of adsorption dry and lyophilisations.
The middle and high body of calming the anger commonly used purifies and the configuration of drying equipment can be according to aftercooler → oil and water filters → gas holder → efficient degreasing device → refrigerant type dryer → accurate filter; Arrange that wherein oil and water filters and gas holder are connected to large-scale Excretion Machine.
In the embodiment of the invention; Piston compressing cylinder 7 axis become 60 ° of angles to arrange with barrier film compression cylinder 8 axis, the piston rod of two-stage is connected on the same bent axle, speed of crankshaft 467r/min; Atmospheric air gets into piston compressing cylinder by suction port; The piston compressing cylinder compression ratio designs by 9, and the gas pressure of discharge reaches about 0.8MPa, and air displacement is more than 15Nm3/h.The filtration drying system is connected to form by cooler 11, blowdown bottle 12, oil and water seperator 13, grade one filter 14, cooling driers 15, secondary filter 16, canister 17, system of non heated regeneration dryer 18, low pressure gas cylinder 19, tertiary filter 20 successively.Wherein the filtration rank of grade one filter, secondary filter, tertiary filter increases successively; Pressure gauge 21 is used for one-level air pressure is monitored in real time, and dewpoint meter 22 is positioned at after the tertiary filter, is used for the dew point that filters back gas is monitored in real time; Pressure signal and dew point signal are given control system by sensor feedback; If pressure or dew point do not reach predefined requirement, then system sends alarm signal, and pressure and dew point meet the requirements of gas and get into barrier film compression cylinder 8 through one-way valve; Barrier film compression cylinder compression ratio is by 7 designs, and the gas pressure that compresses through the barrier film level reaches 5--6MPa.
Circulating cooler employing water is cooling medium in this embodiment, mainly comprises: water storage box 3, water pump 5, oil gas cooling water tank 6, radiator 9, cooling fan 10 are equipped with level meter 4 and liquid level alarm device 2, and are provided with water supplement port 1 on the said water storage box 3; Said radiator 9 is a plate-fin structure; Water pump adopts circulating water pump, and each element of interior circulating cooler connects through low pressure corrosion protection pipeline.
The mechanism of circulating cooler is in the embodiment of the invention: the cooling water in the water storage box 3 gets into water pump 5, after the water pump pressurization, gets into oil gas cooling water tank 6, and hydraulic oil and pressurized gas are cooled off; After cooling water flows out from oil gas cooling water tank 6; Get into successively and respectively compress cylinder head 7,8, accomplish cooling, get into radiator 9 again cylinder head; Undertaken air-cooledly by 10 pairs of cooling waters of cooling fan, flow back to water storage box 3 at last through cooled cooling water.In the working procedure as cooling water occurs and leak, and leakage rate makes that water level is lower than when setting safety level in the water storage box, and liquid level alarm device 2 gives the alarm.
Embodiment of the invention volume can be controlled in 950 * 520 * 1230mm3, and the air quality of output records cooling medium mean temperature≤42 ℃ under 30 ℃ of room temperatures more than secondary, better to the cooling action of equipment.Equipment is removable, can conduct a field operation.
Though below design and embodiment according to the object of the invention have been done to elaborate with reference to accompanying drawing; But those of ordinary skills can recognize; Under the precondition that does not break away from the claim limited range; Still can make various improvement and conversion to the present invention, and this improvement and conversion still should belong to protection scope of the present invention.
Claims (5)
1. movable device for preparing clean compressed gas; It is characterized in that; At least comprise a piston compressing cylinder (7) and a barrier film compression cylinder (8); Connect gas purification irradiation modules (23) between described piston compressing cylinder (7), the described barrier film compression cylinder (8); Gas purification irradiation modules (23) be by: heat exchanger (11), blowdown bottle (12), oil and water seperator (13), grade one filter (14), cooling driers (15), secondary filter (16), canister (17), system of non heated regeneration dryer (18), low pressure gas cylinder (19), tertiary filter (20) connect to form successively; Also comprising built-in circulating cooler, is by cooling medium storage tank (3), pump (5), gas compressor cooling line, radiator (9), connects through pipeline and pipeline parts successively.
2. movable device for preparing clean compressed gas according to claim 1 is characterized in that, also is provided with dewpoint meter (22) after the tertiary filter.
3. movable device for preparing clean compressed gas according to claim 1; It is characterized in that, level meter (4), liquid level alarm device (2) and cooling medium are installed on the cooling medium storage tank (3) of said built-in circulating cooler replenish mouthful (1).
4. movable device for preparing clean compressed gas according to claim 1 is characterized in that, the radiator of said built-in circulating cooler adopts plate and fin type or coil pipe type structure.
5. movable device for preparing clean compressed gas according to claim 1 is characterized in that, the pump of said built-in circulating cooler is recycle pump or suction booster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100450854A CN101776062B (en) | 2009-01-08 | 2009-01-08 | Movable device for preparing clean compressed gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100450854A CN101776062B (en) | 2009-01-08 | 2009-01-08 | Movable device for preparing clean compressed gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101776062A CN101776062A (en) | 2010-07-14 |
| CN101776062B true CN101776062B (en) | 2012-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100450854A Active CN101776062B (en) | 2009-01-08 | 2009-01-08 | Movable device for preparing clean compressed gas |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747253A (en) * | 2020-12-09 | 2021-05-04 | 格瑞拓动力股份有限公司 | Helium gas compression device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2071713U (en) * | 1990-08-01 | 1991-02-20 | 西安压缩机厂 | Mixed cooling piston compressor |
| US5042521A (en) * | 1990-01-19 | 1991-08-27 | Nitto Kohki Co., Ltd. | Switching apparatus for suction system in a vacuum pump |
| CN2383997Y (en) * | 1998-12-04 | 2000-06-21 | 江苏大力集团股份有限公司 | Two-stage compressed air compressor |
| CN200996371Y (en) * | 2006-09-19 | 2007-12-26 | 刘忠华 | Water-cooling micro-air compressor |
| CN201045337Y (en) * | 2006-06-02 | 2008-04-09 | 武建设 | Water-cooling non-foundation type air compressor |
-
2009
- 2009-01-08 CN CN2009100450854A patent/CN101776062B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5042521A (en) * | 1990-01-19 | 1991-08-27 | Nitto Kohki Co., Ltd. | Switching apparatus for suction system in a vacuum pump |
| CN2071713U (en) * | 1990-08-01 | 1991-02-20 | 西安压缩机厂 | Mixed cooling piston compressor |
| CN2383997Y (en) * | 1998-12-04 | 2000-06-21 | 江苏大力集团股份有限公司 | Two-stage compressed air compressor |
| CN201045337Y (en) * | 2006-06-02 | 2008-04-09 | 武建设 | Water-cooling non-foundation type air compressor |
| CN200996371Y (en) * | 2006-09-19 | 2007-12-26 | 刘忠华 | Water-cooling micro-air compressor |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2005-155487A 2005.06.16 |
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| CN101776062A (en) | 2010-07-14 |
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