CN203926019U - Rock gas helical-lobe compressor - Google Patents
Rock gas helical-lobe compressor Download PDFInfo
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- CN203926019U CN203926019U CN201420349367.XU CN201420349367U CN203926019U CN 203926019 U CN203926019 U CN 203926019U CN 201420349367 U CN201420349367 U CN 201420349367U CN 203926019 U CN203926019 U CN 203926019U
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Abstract
The utility model relates to a kind of rock gas helical-lobe compressor, it comprises air inlet purification and drainage, drive compression system, gas circuit measuring system, unit cooling system, oil-way lubrication system, shaft seal lubrication system and electric control system, and each system is had a style of one's own ground integrated installation in cabinet.Air inlet purification and drainage by air prefiltering net, Self-operated pressure reducing valve, preposition cylinder, prepositionly cross filter core, liquid-level switch, form around property plate heating tape, electric ball valve and safety check.The preposition filter core of crossing is assemblied in preposition cylinder, and preposition cylinder is whirlwind liquor separation formula structure.Explosion-proof main motor in drive compression system and screw host are realized and are synchronizeed driving by coupling.Unit cooling system is made up of plate fin cooler and explosion-proof cooling blower.The utility model possesses high reliability, high security for the recovery of rock gas, unattended intelligent operation, and have cost relative to low, volume is little, be convenient to the advantage of installing, moving.
Description
Technical field
The utility model relates to the design of process gas compressor arrangement, particularly a kind of rock gas helical-lobe compressor.
Background technique
Rock gas major storage is casing-head gas, reservoir gas, coal-seam gas and biological generation in gas, and rock gas can be divided into two kinds of associated gas and non-associated gas.Owing to there is no related technical measures and equipment, some rock gas is often done the emptying burning of torch gas for security purpose at present, has so not only wasted energy but also befouling environment.
, the particularly rock gas in outlying gas field low for pressure, although after measuring less but many mouthfuls of Jing Ji and converging, send into again near pipe network with the supercharging of rock gas helical-lobe compressor, or the gas that many units are reclaimed is sent into central treating station, from whole gas field scope, its energy-saving and emission-reduction effect is fairly obvious.
Minority rock gas reclaims and adopts piston compressor at present, Structure of Piston Compressor complexity, and expensive, easily damaged parts is many, and maintenance workload is large, and the low user of being of its reliability is least satisfied with part.
In view of this, person skilled in art is devoted to research and develop a kind of for reclaiming the rock gas helical-lobe compressor of reservoir gas.
Summary of the invention
Task of the present utility model is to provide a kind of rock gas helical-lobe compressor, it has solved the existing problem of above-mentioned prior art, possess high reliability, high security for the recovery of rock gas, and have cost relative to low, volume is little, be convenient to install, the advantage that moves.
Technical solution of the present utility model is as follows:
A kind of rock gas helical-lobe compressor, it comprises air inlet purification and drainage, drive compression system, gas circuit measuring system, unit cooling system, oil-way lubrication system, shaft seal lubrication system and electric control system, and above-mentioned each system is had a style of one's own ground integrated installation in cabinet;
Described air inlet purification and drainage by air prefiltering net, Self-operated pressure reducing valve, preposition cylinder, prepositionly cross filter core, liquid-level switch, form around property plate heating tape, electric ball valve and safety check; Described air prefiltering net is arranged on unit intake grill place; The described preposition filter core of crossing is assemblied in preposition cylinder, and preposition cylinder is whirlwind liquor separation formula structure, and the moisture in gas is fully separated; Air inlet gas is carried out to pressure regulation to described self-supporting type pressure reducing valve so that unit is applicable to the large situation of oil field aerogenesis pressure surge;
Screw host in described drive compression system adopts double mechanical seal, and carries out circulating cooling and do not exist by shaft sealing leakage gas and oil by sealing oil; Explosion-proof main motor in drive compression system and screw host are realized and are synchronizeed driving by coupling;
Described unit cooling system is made up of plate fin cooler and explosion-proof cooling blower, and wherein plate fin cooler is integral type, is combined and forms with aftercooler by oil cooler;
In described oil-way lubrication system, heat-operated valve is housed, heat-operated valve is directly installed on the oil outlet of oil gas cylindrical shell.
Preposition cylinder outer wrapping in described air inlet purification and drainage around property plate heating tape to prevent that in cylinder, liquid impurity Yin Wendu is low and condense.
The preposition filter core of crossing in described air inlet purification and drainage adopts high-accuracy glass fiber filter paper to form.
Screw host mechanical seal in described drive compression system is supplied with by gear oil pump circulation with oil, and is undertaken coolingly by cover fin and tube type radiator, filters by oil-collecting filter.
Described electric control system is combined by Siemens S7-300 module and electric elements, and its explosive-proof grade is DIIBT4.
Rock gas helical-lobe compressor of the present utility model has following characteristics:
Unit is outdoor placement in the wild, cabinet security level IP54, and visual control panel is convenient to observe and operation.Box frame formula structural design is also installed hoisting ring at top, be convenient to unit and move in wellblock.Screw host adopts double mechanical seal, and carries out circulating cooling by sealing oil, does not exist by shaft sealing leakage gas and oily shortcoming.Unit suction port is equipped with self-supporting type pressure reducing valve and carries out gas pressure regulation, makes unit be applicable to the feature that oil field aerogenesis pressure surge is large.The built-in advanced person's of unit purification can directly be docked well head rock gas with waste removal equipment and be carried out compression work.Unique wind type of cooling, running noises is low.Unit interior spatial structure compactness, the selection of each parts and integrated reasonable.Unit explosive-proof grade DIIBT4, by Siemens S7-300 control system, has telecontrol and communication function, realizes unmanned safe operation.
Brief description of the drawings
Fig. 1 is the plan view of a kind of rock gas helical-lobe compressor of the present utility model.
Fig. 2 is by the right elevation of compressor shown in Fig. 1.
Fig. 3 is by the left view of compressor shown in Fig. 1.
Fig. 4 is by the plan view of compressor shown in Fig. 1.
Fig. 5 is by the rear view of compressor shown in Fig. 1.
Fig. 6 is the plan structure schematic diagram of a kind of rock gas helical-lobe compressor of the present utility model.
Reference character:
1 is air inlet purification and drainage, and 2 is drive compression system, and 3 is gas circuit measuring system, and 4 is unit cooling system, 5 is oil-way lubrication system, and 6 is shaft seal lubrication system, and 7 is electric control system, and A is control cables mouth, the import of B-source line, C is erection opening, D is oil ga(u)ge viewing window, E is unit suction port, and F is unit exhaust port, and G is fork truck mouth, H is unit intake grill, and I is unit air outlet, and J, K are unit sewage draining exit, L is unit mounting hole, and M is automatically controlled viewing window, and N, O are unit sewage draining exit.
Embodiment
Referring to Fig. 1 to Fig. 6, the utility model provides a kind of rock gas helical-lobe compressor, it is mainly made up of air inlet purification and drainage 1, drive compression system 2, gas circuit measuring system 3, unit cooling system 4, oil-way lubrication system 5, shaft seal lubrication system 6 and electric control system 7, and above-mentioned each system is had a style of one's own ground integrated installation in cabinet.
As shown in Figure 6, air inlet purification and drainage 1 mainly by air prefiltering net, Self-operated pressure reducing valve, preposition cylinder, prepositionly cross filter core, liquid-level switch, around property plate heating tape and electric ball valve, safety check form.Air prefiltering net is arranged on unit intake grill place, can stop that particles more than 100 μ m enters in cabinet, remains clean in cabinet.Cabinet security level IP54.Self-supporting type pressure reducing valve carries out pressure regulation to air inlet gas, makes unit be applicable to the feature that oil field aerogenesis pressure surge is large.The preposition filter core of crossing is assemblied in preposition cylinder, and the preposition filter core of crossing adopts high-accuracy glass fiber filter paper to form, and folded filter element filtering area is large, and filter core dust containing capacity is large, low pressure loss.Preposition cylinder is whirlwind liquor separation formula structure, and the moisture in gas is fully separated.Preposition cylinder outer wrapping is around property plate heating tape, in order to prevent that an interior liquid impurity Yin Wendu is low and condense.The auxiliary elements such as cylindrical shell configuration liquid-level switch, blowdown electric ball valve are worked by setup program, carry out blowdown processing, prevent that liquid impurities from entering compression main frame.
Screw host in drive compression system 2 adopts double mechanical seal, and carries out circulating cooling by sealing oil, does not exist by shaft sealing leakage gas and oil.Explosion-proof main motor in drive compression system 2 and screw host are realized and are synchronizeed driving by coupling.Screw host mechanical seal is supplied with by gear oil pump circulation with oil, and is undertaken coolingly by cover fin and tube type radiator, filters by oil-collecting filter.Drive compression system 2 reasonable installations support beam, to reduce unit vibration value.
Gas circuit measuring system 3 is made up of screw host, control solenoid valve, pressure and temp transmitter, minimum pressure valve, flowmeter, cooler, pipe-line system etc.Gas mixture after compressed is discharged in gas-oil separating cylinder and carries out oil, cyclonic wind separation, and the pressurized gas after separation leaves oil gas cylinder through pressure minimum control valve and enters aftercooler.Cooled pressurized gas is discharged unit after flowmeter metering.
Unit cooling system 4 is made up of plate fin cooler and explosion-proof cooling blower etc., and wherein plate fin cooler is integral type, is combined and forms with aftercooler by oil cooler.Plate fin cooler compact structure, heat transfer efficiency is high, makes unit energy for high temperature environment occasion.Fan delivery is large, blast is high, can ventilate cooling to unit inside and cooler.Fan blade adopts antistatic material, and fan motor rotating speed employing Frequency Converter Control, controls the rotating speed of blower fan according to the 4-20mA signal of unit delivery temperature feedback, makes unit delivery temperature be controlled at steady state value.
Oil-way lubrication system 5 is made up of heat-operated valve, cooler, filter etc.Heat-operated valve is directly installed on the oil outlet of oil gas cylindrical shell.Lubricating oil temperature control valve adopts integrated package form, and heat responsive element precision is high, and unit delivery temperature is easily controlled, and can effectively prevent that lubricant oil from separating out moisture.Lubrication oil circulation is by the pressure differential maintain between oil gas cylinder and compressor host low-pressure cavity.Lubricant oil sprays in screw host after filtering again.
Shaft seal lubrication system 6 is made up of gear oil pump, radiator, oil storage tank, filter etc.Screw host mechanical seal is supplied with by gear oil pump circulation with oil, and is undertaken coolingly by cover fin and tube type radiator, after filtering, flows through shaft seal by oil-collecting filter again.
Electric control system 7 is combined by Siemens S7-300 module and high-quality electric elements, has telecontrol and communication function, can jointly control many units, realizes unmanned safe operation.The explosive-proof grade of electric control system 7 is DIIBT4.
Rock gas helical-lobe compressor of the present utility model has adopted following mounting type and working procedure in actual applications:
Rock gas helical-lobe compressor is had a style of one's own and is integrated in cabinet by air inlet purification and drainage, drive compression system, gas circuit measuring system, unit cooling system, oil-way lubrication system, shaft seal lubrication system, electric control system etc.When unit work, main motor is by coupling drive screw head, and it is intermeshing that male rotor directly drives female rotor together to rotate, and completes suction, compression, three working procedure of exhaust.Cutting oil directly sprays into rotor mate by the nozzle of head casing bottom this moment, and and process gas mix, gas mixture after compressed be discharged in gas-oil separating cylinder, carry out oil, cyclonic wind separates, after the oil of separating is cooling through oil cooler, oil strainer filters, clean oil just flow back in screw rod head.Pressurized gas after separation leaves oil gas cylinder through pressure minimum control valve and enters aftercooler.Cooled gas enters gas pipeline network to be for further processing after discharging unit.
In sum, adopt rock gas helical-lobe compressor of the present utility model, possess high reliability, high security for the recovery of rock gas, unattended intelligent operation, and have cost relative to low, volume is little, be convenient to the advantage of installing, moving.
Certainly, those skilled in the art in the art will be appreciated that, above-described embodiment is only for the utility model is described, and not with opposing restriction of the present utility model, as long as within the scope of connotation of the present utility model, variation, modification to above-described embodiment all will drop in the scope of the utility model claim.
Claims (5)
1. a rock gas helical-lobe compressor, it is characterized in that: it comprises air inlet purification and drainage (1), drive compression system (2), gas circuit measuring system (3), unit cooling system (4), oil-way lubrication system (5), shaft seal lubrication system (6) and electric control system (7), above-mentioned each system is had a style of one's own ground integrated installation in cabinet;
Described air inlet purification and drainage (1) by air prefiltering net, Self-operated pressure reducing valve, preposition cylinder, prepositionly cross filter core, liquid-level switch, form around property plate heating tape, electric ball valve and safety check; Described air prefiltering net is arranged on unit intake grill place; The described preposition filter core of crossing is assemblied in preposition cylinder, and preposition cylinder is whirlwind liquor separation formula structure, and the moisture in gas is fully separated; Air inlet gas is carried out to pressure regulation to described Self-operated pressure reducing valve so that unit is applicable to the large situation of oil field aerogenesis pressure surge;
Screw host in described drive compression system (2) adopts double mechanical seal, and carries out circulating cooling and do not exist by shaft sealing leakage gas and oil by sealing oil; Explosion-proof main motor in drive compression system (2) and screw host are realized and are synchronizeed driving by coupling;
Described unit cooling system (4) is made up of plate fin cooler and explosion-proof cooling blower, and wherein plate fin cooler is integral type, is combined and forms with aftercooler by oil cooler;
In described oil-way lubrication system (5), heat-operated valve is housed, heat-operated valve is directly installed on the oil outlet of oil gas cylindrical shell.
2. rock gas helical-lobe compressor according to claim 1, is characterized in that: the preposition cylinder outer wrapping in described air inlet purification and drainage (1) around property plate heating tape to prevent that in cylinder, liquid impurity Yin Wendu is low and condense.
3. rock gas helical-lobe compressor according to claim 1, is characterized in that: the preposition filter core of crossing in described air inlet purification and drainage (1) adopts high-accuracy glass fiber filter paper to form.
4. rock gas helical-lobe compressor according to claim 1, it is characterized in that: the oil of the screw host mechanical seal in described drive compression system (2) is supplied with by gear oil pump circulation, and undertaken coolingly by cover fin and tube type radiator, filter by oil-collecting filter.
5. rock gas helical-lobe compressor according to claim 1, is characterized in that: described electric control system (7) is combined by Siemens S7-300 module and electric elements, and its explosive-proof grade is DIIBT4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349367.XU CN203926019U (en) | 2014-06-27 | 2014-06-27 | Rock gas helical-lobe compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349367.XU CN203926019U (en) | 2014-06-27 | 2014-06-27 | Rock gas helical-lobe compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203926019U true CN203926019U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420349367.XU Expired - Fee Related CN203926019U (en) | 2014-06-27 | 2014-06-27 | Rock gas helical-lobe compressor |
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| CN (1) | CN203926019U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050063A (en) * | 2018-01-12 | 2018-05-18 | 东莞市富威压缩机科技有限公司 | A kind of mute frequency conversion screw air compressor |
| CN109519382A (en) * | 2017-09-19 | 2019-03-26 | 南京加瑞尔自动化设备有限公司 | A kind of screw air compressor |
| CN110360116A (en) * | 2019-08-30 | 2019-10-22 | 湖北特威特动力科技股份有限公司 | Screw air compressor |
| CN112943613A (en) * | 2021-04-09 | 2021-06-11 | 广州烈得高压缩机有限公司 | All-weather screw compressor |
-
2014
- 2014-06-27 CN CN201420349367.XU patent/CN203926019U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519382A (en) * | 2017-09-19 | 2019-03-26 | 南京加瑞尔自动化设备有限公司 | A kind of screw air compressor |
| CN108050063A (en) * | 2018-01-12 | 2018-05-18 | 东莞市富威压缩机科技有限公司 | A kind of mute frequency conversion screw air compressor |
| CN110360116A (en) * | 2019-08-30 | 2019-10-22 | 湖北特威特动力科技股份有限公司 | Screw air compressor |
| CN112943613A (en) * | 2021-04-09 | 2021-06-11 | 广州烈得高压缩机有限公司 | All-weather screw compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20160627 |