CN208330728U - A kind of two-stage helical-lobe compressor of band grade room machine mixer - Google Patents
A kind of two-stage helical-lobe compressor of band grade room machine mixer Download PDFInfo
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- CN208330728U CN208330728U CN201820782362.4U CN201820782362U CN208330728U CN 208330728 U CN208330728 U CN 208330728U CN 201820782362 U CN201820782362 U CN 201820782362U CN 208330728 U CN208330728 U CN 208330728U
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Abstract
The utility model discloses a kind of two-stage helical-lobe compressor of band grade room machine mixer, including gear-box, second level helical-lobe compressor between first order helical-lobe compressor, grade；First order helical-lobe compressor is connected with second level helical-lobe compressor by gear-box between grade horizontally disposed；First order helical-lobe compressor includes low-pressure stage body, low-pressure stage rotor；The second level helical-lobe compressor includes hiigh pressure stage body, hiigh pressure stage rotor, hiigh pressure stage exhaust end body；Gear-box includes gear-box, driving gear, driven gear between grade, and wherein driving gear couples with low-pressure stage male rotor, driven gear couples with hiigh pressure stage male rotor；It is equipped with mechanical mixer in gear-box, can be rotated with the rotation of gear, by the air-fuel mixture in gear-box while rotation.The utility model two-stage helical-lobe compressor can effectively realize cascade EDFA so that promoted compressor efficiency, simultaneously flow through speed increasing gear gas mixture lubrication and it is cold remove gear, guarantee the stable operation of gear.
Description
Technical field
The utility model belongs to Compressor Technology field, is related to machine between a kind of helical-lobe compressor more particularly to a kind of band grade
The two-stage helical-lobe compressor of tool mixer.
Background technique
The course of work of two stages of compression helical-lobe compressor is that gas enters first order working chamber, mixed in working chamber and lubricating oil
It closes and is entered cascade EDFA channel after compression pressurization, enter second level working chamber, compression pressurization discharge by Oil injection cooling between grade
Compressor completes entire compression process.
In order to realize this process, two-stage helical lobe compressor host currently on the market is set using high and low integral type of arbitrarily downgrading
It counts, is located above in structure using distribution, low-pressure stage up and down, hiigh pressure stage is located below, and drives two using a driving gear
Driven gear, two driven gears couple with low-pressure stage and hiigh pressure stage male rotor respectively, to drive two-stage rotor operation；In height
Arbitrarily downgrade exhaust, increase oil spout in low-pressure stage air intake passage and reduce intermediate gas temperature, the compressed gas after cooling enters the second level
Compressor is discharged after carrying out second-compressed pressurization in rotor；
For traditional two stages of compression helical-lobe compressor using upper and lower arrangement, usual first order body and second level body are one
A casting, inside setting linkage path, the channel are separated with gear-box, driven using a driving gear driving two in driving
Gear, two driven gears couple with low-pressure stage male rotor and hiigh pressure stage male rotor respectively, and structure is complicated.
For this two-stage screw host, integrated body volume is too big, weight weight, structure is complicated；Gear pair packet
A driving gear and two driven gears are included, gear wasted work is larger, needs oil jet lubrication and cooling gear pair；Oil spout is cold between grade
But it is easy to appear that air-fuel mixture is uneven, and cooling effect is poor and influences the efficiency of compressor.
In view of this, nowadays there is an urgent need to design a kind of new helical-lobe compressor, to overcome existing helical-lobe compressor to deposit
Drawbacks described above.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of two-stage screw compressions of band grade room machine mixer
Machine can effectively realize cascade EDFA and then promote the efficiency of compressor, simultaneously flow through the gas mixture lubrication of speed increasing gear simultaneously
It is cold to remove gear, guarantee the stable operation of gear.
In order to solve the above technical problems, the utility model adopts the following technical solution:
A kind of two-stage helical-lobe compressor of band grade room machine mixer, the helical-lobe compressor includes first order screw compression
Gear-box, second level helical-lobe compressor between machine, grade；
The first order helical-lobe compressor is connected with second level helical-lobe compressor by gear-box between grade horizontally disposed；It is described
First order helical-lobe compressor is low-pressure stage, and second level helical-lobe compressor is hiigh pressure stage；
The first order helical-lobe compressor includes low-pressure stage body, low-pressure stage rotor, low-pressure stage exhaust end body；The low pressure
Grade body is equipped with air inlet, and low-pressure stage rotor includes low-pressure stage male rotor, low-pressure stage female rotor；The two of the low-pressure stage male rotor
End is respectively equipped with first rotating shaft, the second shaft, and first rotating shaft is connect with driving mechanism, and the second shaft is connect with driving gear；The
Bearing and sealing element are equipped between one shaft and low-pressure stage body；Bearing is equipped between second shaft and low-pressure stage exhaust end body；
The second level helical-lobe compressor includes hiigh pressure stage body, hiigh pressure stage rotor, hiigh pressure stage exhaust end body；The low pressure
Grade body, low-pressure stage exhaust end body, hiigh pressure stage body, hiigh pressure stage exhaust end body are sequentially connected in series；The hiigh pressure stage body and low pressure
Chamber between grade is formed between grade exhaust end body, hiigh pressure stage rotor includes hiigh pressure stage male rotor, hiigh pressure stage female rotor；The hiigh pressure stage
Exhaust end body is equipped with exhaust outlet；The both ends of the hiigh pressure stage male rotor are respectively equipped with third shaft, the 4th shaft, third shaft with
Driven gear connection, the 4th shaft are rotatablely arranged in hiigh pressure stage exhaust end body；Third shaft, the 4th shaft are respectively equipped with
Bearing；
Gear-box includes gear-box, driving gear, driven gear, wherein driving gear and low-pressure stage male rotor between the grade
Connection, driven gear couple with hiigh pressure stage male rotor, and driving gear and driven gear are intermeshed, and realize first order screw compression
Machine drives second level helical-lobe compressor；The hiigh pressure stage exhaust end body is set to low as gear-box, driving gear, driven gear
Between the grade formed between exhaust end body and hiigh pressure stage body of arbitrarily downgrading in chamber；
Gear-box is set between first order compressor and high stage compressor, according to corresponding first order rotor, the second level
The best tooth tip velocity of rotor determines the gear ratio of driving gear, driven gear, so that first order rotor and second level rotor
Simultaneously with the operation of best tooth tip velocity, so that compressor has higher efficiency；
Transmission gear in the gear-box does not play the role of transmission singly, while as mechanical mixer, plays between grade
The function of mechanical mixer strengthens air-fuel mixture effect；The gas with certain pressure and temperature being discharged from first order compressor
The lubricating oil sprayed between body and grade passes through the transmission gear that runs at high speed, is sufficiently mixed, and mixed gas mixture enters the
Second level helical-lobe compressor, since the specific heat of oil is much larger than air, so that high stage compressor compression process is closer to constant temperature process
And there is highest efficiency.
A kind of two-stage helical-lobe compressor of band grade room machine mixer, the helical-lobe compressor includes first order screw compression
Gear-box, second level helical-lobe compressor between machine, grade；
The first order helical-lobe compressor is connected with second level helical-lobe compressor by gear-box between grade horizontally disposed；It is described
First order helical-lobe compressor is low-pressure stage, and second level helical-lobe compressor is hiigh pressure stage；
The first order helical-lobe compressor includes low-pressure stage body, low-pressure stage rotor；The second level helical-lobe compressor packet
Include hiigh pressure stage body, hiigh pressure stage rotor, hiigh pressure stage exhaust end body；
Gear-box includes gear-box, driving gear, driven gear, wherein driving gear and low-pressure stage male rotor between the grade
Connection, driven gear couple with hiigh pressure stage male rotor, and driving gear and driven gear are intermeshed, and realize first order screw compression
Machine drives second level helical-lobe compressor；
Mechanical mixer is equipped in the gear-box, mechanical mixer is arranged by driving gear or/and driven gear, energy
It is rotated with the rotation of gear, by the air-fuel mixture in gear-box while rotation.
As a kind of preferred embodiment of the utility model, the driving gear or/and driven gear are as described mechanical mixed
Clutch, so that mechanical mixer in addition not be arranged.
As a kind of preferred embodiment of the utility model, the transmission gear in the gear-box does not play the work of transmission singly
With, while as mechanical mixer, a grade function for room machine mixer is played, air-fuel mixture effect is strengthened；It is compressed from the first order
Machine discharge passes through the transmission gear to run at high speed with the lubricating oil sprayed between certain pressure and the gas and grade of temperature, sufficiently
Mixing, mixed gas mixture enter second level helical-lobe compressor, since the specific heat of oil is much larger than air, so that the second level
Compressor compresses process has highest efficiency closer to constant temperature process.
As a kind of preferred embodiment of the utility model, gear is set between first order compressor and high stage compressor
Case determines the gear speed of driving gear, driven gear according to the best tooth tip velocity of corresponding first order rotor, second level rotor
Than so that first order rotor and second level rotor are run simultaneously with best tooth tip velocity, so that compressor has high efficiency.
As a kind of preferred embodiment of the utility model, the mechanical mixer is stirring mechanism.
As a kind of preferred embodiment of the utility model, the mechanical mixer is disc.
As a kind of preferred embodiment of the utility model, be discharged from first order compressor with certain pressure and temperature
The lubricating oil sprayed between gas and grade passes through the mechanical mixer that runs at high speed, is sufficiently mixed, mixed gas mixture into
Enter second level helical-lobe compressor, since the specific heat of oil is much larger than air, so that high stage compressor compression process is closer to isothermal
Process and have highest efficiency.
As a kind of preferred embodiment of the utility model, the low-pressure stage body is equipped with air inlet, and low-pressure stage rotor includes
Low-pressure stage male rotor, low-pressure stage female rotor；The both ends of the low-pressure stage male rotor are respectively equipped with first rotating shaft, the second shaft, the
One shaft is connect with driving mechanism, and the second shaft is connect with driving gear；Bearing is equipped between first rotating shaft and low-pressure stage body
And sealing element；Bearing is equipped between second shaft and low-pressure stage exhaust end body.
As a kind of preferred embodiment of the utility model, the low-pressure stage body, low-pressure stage exhaust end body, hiigh pressure stage machine
Body, hiigh pressure stage exhaust end body are sequentially connected in series；Between the hiigh pressure stage body and low-pressure stage exhaust end body formed grade between chamber, high pressure
Grade rotor includes hiigh pressure stage male rotor, hiigh pressure stage female rotor；
The hiigh pressure stage exhaust end body is equipped with exhaust outlet；The both ends of the hiigh pressure stage male rotor be respectively equipped with third shaft,
4th shaft, third shaft are connect with driven gear, and the 4th shaft is rotatablely arranged in hiigh pressure stage exhaust end body；Third turns
Axis, the 4th shaft are respectively equipped with bearing；
The hiigh pressure stage exhaust end body as gear-box, driving gear, driven gear be set to low-pressure stage exhaust end body with
Between the grade formed between hiigh pressure stage body in chamber.
The utility model has the beneficial effects that: the utility model proposes the two-stage screw rod pressure with grade room machine mixer
Contracting machine can effectively realize cascade EDFA and then promote the efficiency of compressor, simultaneously flow through the gas mixture lubrication of speed increasing gear
And it is cold remove gear, guarantee the stable operation of gear.
The transmission gear of the utility model setting plays a grade function for room machine mixer simultaneously, arranges from first order compressor
Out pass through the transmission gear that runs at high speed with the lubricating oil sprayed between certain pressure and the gas and grade of temperature, it is sufficiently mixed
It closes, mixed gas mixture enters second level helical-lobe compressor, since the specific heat of oil is much larger than air, so that the second level is pressed
Contracting machine compression process has highest efficiency closer to constant temperature process.
In addition, the utility model passes through tune by the way that gear-box is arranged between first order compressor and high stage compressor
Whole suitable gear ratio and make first order rotor and second level rotor simultaneously with the operation of best tooth tip velocity, compressor has
Higher efficiency.
Utility model works process is two stages of compression；Structure is designed using fissionization, and low-pressure stage, hiigh pressure stage are in horizontal string
Connection arrangement, series connection split-type design reduce the volume of single part, substantially reduce the processing cost and weight of compressor.It is low
It arbitrarily downgrades and gear-box is set between hiigh pressure stage, using speed increasing gear for realizing the Speed allotment of low-pressure stage and hiigh pressure stage.Low pressure
Gear-box is set between grade and hiigh pressure stage, a pair of of gear pair is set in gear-box, gear pair includes driving gear and driven gear,
Wherein driving gear couples with low-pressure stage male rotor, and driven gear couples with hiigh pressure stage male rotor, and driving equipment drives low-pressure stage
When male rotor operates, drives hiigh pressure stage male rotor to operate simultaneously by gear, realize the operating of compressor.Gas passes through low-pressure stage
Compression is discharged between grade, and enters hiigh pressure stage working chamber by speed increasing gear, and the pressurized gas of low-pressure stage and lubricating oil pass through tooth
It is sufficiently stirred when wheel set by gear, gas is sufficiently mixed with lubricating oil, effective to realize cascade EDFA and then promote compressor
Efficiency, simultaneously flow through speed increasing gear gas mixture lubrication and it is cold remove gear, guarantee the stable and high effective operation of gear.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model two-stage helical-lobe compressor.
Fig. 2 is the structural schematic diagram of the utility model two-stage helical-lobe compressor.
Fig. 3 is another structural schematic diagram of the utility model two-stage helical-lobe compressor.
Fig. 4 is the perspective view of the utility model two-stage helical-lobe compressor.
Specific embodiment
The preferred embodiment that according to the present invention will be described in detail below with reference to the accompanying drawings.
Embodiment one
The utility model discloses a kind of two-stage helical-lobe compressor of band grade room machine mixer referring to FIG. 1 to FIG. 4,
The helical-lobe compressor includes gear-box between first order helical-lobe compressor, grade, second level helical-lobe compressor.The first order screw rod
Compressor is connected with second level helical-lobe compressor by gear-box between grade horizontally disposed；The first order helical-lobe compressor is low pressure
Grade, second level helical-lobe compressor are hiigh pressure stage.
The first order helical-lobe compressor includes low-pressure stage body 1, low-pressure stage rotor, low-pressure stage exhaust end body 2；It is described low
Body of arbitrarily downgrading is equipped with air inlet, and low-pressure stage rotor may include that low-pressure stage male rotor 5, low-pressure stage female rotor (can certainly be adopted
Take the rotor number of other modes)；The both ends of the low-pressure stage male rotor 5 are respectively equipped with first rotating shaft, the second shaft, and first turn
Axis is connect with driving mechanism, and the second shaft is connect with driving gear 7；Bearing 51 is equipped between first rotating shaft and low-pressure stage body 2
And sealing element 52；Bearing 53 is equipped between second shaft and low-pressure stage exhaust end body.
The second level helical-lobe compressor includes hiigh pressure stage body 3, hiigh pressure stage rotor, hiigh pressure stage exhaust end body 4；It is described low
Arbitrarily downgrade body 1, low-pressure stage exhaust end body 2, hiigh pressure stage body 3, hiigh pressure stage exhaust end body 4 is sequentially connected in series；The hiigh pressure stage body 3
The chamber 9 between formation grade between low-pressure stage exhaust end body 2, hiigh pressure stage rotor includes hiigh pressure stage male rotor 6, hiigh pressure stage female rotor；
The hiigh pressure stage exhaust end body 4 is equipped with exhaust outlet 41；The both ends of the hiigh pressure stage male rotor 6 are respectively equipped with third shaft, the 4th
Shaft, third shaft are connect with driven gear 8, and the 4th shaft is rotatablely arranged in hiigh pressure stage exhaust end body 4；Third turns
Axis, the 4th shaft are respectively equipped with bearing 61,62.
Gear-box includes gear-box, driving gear 7, driven gear 8, wherein driving gear 7 and low-pressure stage sun between the grade
The connection of rotor 5, driven gear 8 couple with hiigh pressure stage male rotor 6, and driving gear 7 and driven gear 8 are intermeshed, and realize first
Grade helical-lobe compressor drives second level helical-lobe compressor；The hiigh pressure stage exhaust end body 4 is used as gear-box, driving gear 7, driven
Gear 8 is set between the grade formed between low-pressure stage exhaust end body 2 and hiigh pressure stage body 3 in chamber 9.
Gear-box is set between first order compressor and high stage compressor, according to corresponding first order rotor, the second level
The best tooth tip velocity of rotor determines the gear ratio of driving gear, driven gear, so that first order rotor and second level rotor
Simultaneously with the operation of best tooth tip velocity, so that compressor has higher efficiency.In the present embodiment, first order rotor turns
Fast demand is lower than the speed demand of second level rotor, and therefore, the number of gears of driving gear is greater than the number of gears of driven gear.
Transmission gear (driving gear 7 and driven gear 8, naturally it is also possible to be one of them) in the gear-box is not single
Play the role of transmission, while as mechanical mixer, play a grade function for room machine mixer, strengthens air-fuel mixture effect；
Be discharged from first order compressor with the lubricating oil that is sprayed between certain pressure and the gas and grade of temperature by running at high speed
Transmission gear is sufficiently mixed, and mixed gas mixture enters second level helical-lobe compressor, since the specific heat of oil is much larger than sky
Gas, so that high stage compressor compression process has highest efficiency closer to constant temperature process.
In the present embodiment, driving gear 7 and driven gear 8 are used as mechanical mixer simultaneously, do not need to be arranged again additional
Mechanical mixer.
The course of work of the utility model two-stage helical-lobe compressor is as follows: gas enters the by low-pressure stage body air inlet
The working chamber of stage compressor is compressed into the gas with certain pressure and temperature and enters gear-box between grade, by spraying between grade
Oil is cooling, reduce temperature gas further mix, be atomized again by gear pair with the mixture of lubricating oil after into second
The working chamber of grade compressor, is discharged after compression by second level hiigh pressure stage exhaust end body.
The utility model proposes two stages of compression helical-lobe compressor designed using the first order and second level horizontal series, between grade
Driving of the first order to the second level is realized by a pair of of gear pair, it is effective to realize cascade EDFA into simultaneously flowing through gear pair
Gas mixture is further uniformly mixed while lubrication and cooling gear pair, effectively improves the efficiency of compressor.
Embodiment two
The difference between this embodiment and the first embodiment lies in two-stage helical-lobe compressor is additionally arranged mechanical mixed in the present embodiment
Clutch, mechanical mixer are arranged by driving gear or/and driven gear, can rotate with the rotation of gear, in rotation
Simultaneously by the air-fuel mixture in gear-box.
Embodiment three
A kind of two-stage helical-lobe compressor of band grade room machine mixer, the helical-lobe compressor includes first order screw compression
Gear-box, second level helical-lobe compressor between machine, grade；
The first order helical-lobe compressor is connected with second level helical-lobe compressor by gear-box between grade horizontally disposed；It is described
First order helical-lobe compressor is low-pressure stage, and second level helical-lobe compressor is hiigh pressure stage；
The first order helical-lobe compressor includes low-pressure stage body, low-pressure stage rotor；The second level helical-lobe compressor packet
Include hiigh pressure stage body, hiigh pressure stage rotor, hiigh pressure stage exhaust end body；
Gear-box includes gear-box, driving gear, driven gear, wherein driving gear and low-pressure stage male rotor between the grade
Connection, driven gear couple with hiigh pressure stage male rotor, and driving gear and driven gear are intermeshed, and realize first order screw compression
Machine drives second level helical-lobe compressor；
Mechanical mixer is equipped in the gear-box, mechanical mixer is arranged by driving gear or/and driven gear, energy
It is rotated with the rotation of gear, by the air-fuel mixture in gear-box while rotation.
In conclusion the utility model proposes the two-stage helical-lobe compressor with grade room machine mixer, can effectively realize
Cascade EDFA and then the efficiency for promoting compressor, simultaneously flow through the gas mixture lubrication of speed increasing gear and it is cold remove gear, guarantee
The stable operation of gear.
The transmission gear of the utility model setting plays a grade function for room machine mixer simultaneously, arranges from first order compressor
Out pass through the transmission gear that runs at high speed with the lubricating oil sprayed between certain pressure and the gas and grade of temperature, it is sufficiently mixed
It closes, mixed gas mixture enters second level helical-lobe compressor, since the specific heat of oil is much larger than air, so that the second level is pressed
Contracting machine compression process has highest efficiency closer to constant temperature process.
In addition, the utility model passes through tune by the way that gear-box is arranged between first order compressor and high stage compressor
Whole suitable gear ratio and make first order rotor and second level rotor simultaneously with the operation of best tooth tip velocity, compressor has
Higher efficiency.
Utility model works process is two stages of compression；Structure is designed using fissionization, and low-pressure stage, hiigh pressure stage are in horizontal string
Connection arrangement, series connection split-type design reduce the volume of single part, substantially reduce the processing cost and weight of compressor.It is low
It arbitrarily downgrades and gear-box is set between hiigh pressure stage, using speed increasing gear for realizing the Speed allotment of low-pressure stage and hiigh pressure stage.Low pressure
Gear-box is set between grade and hiigh pressure stage, a pair of of gear pair is set in gear-box, gear pair includes driving gear and driven gear,
Wherein driving gear couples with low-pressure stage male rotor, and driven gear couples with hiigh pressure stage male rotor, and driving equipment drives low-pressure stage
When male rotor operates, drives hiigh pressure stage male rotor to operate simultaneously by gear, realize the operating of compressor.Gas passes through low-pressure stage
Compression is discharged between grade, and enters hiigh pressure stage working chamber by speed increasing gear, and the pressurized gas of low-pressure stage and lubricating oil pass through tooth
It is sufficiently stirred when wheel set by gear, gas is sufficiently mixed with lubricating oil, effective to realize cascade EDFA and then promote compressor
Efficiency, simultaneously flow through speed increasing gear gas mixture lubrication and it is cold remove gear, guarantee the stable and high effective operation of gear.
Here the description and application of the utility model are illustrative, are not wishing to for the scope of the utility model being limited in
It states in embodiment.The deformation and change of embodiments disclosed herein be it is possible, for the ordinary skill people of those this fields
The replacement of embodiment and equivalent various parts are well known for member.It should be appreciated by the person skilled in the art that not taking off
In the case where spirit or essential characteristics from the utility model, the utility model can in other forms, structure, arrangement, ratio,
And it is realized with other components, material and component.It, can be to this in the case where not departing from the scope of the utility model and spirit
In disclosed embodiment carry out other deformations and change.
Claims (10)
1. a kind of two-stage helical-lobe compressor of band grade room machine mixer, which is characterized in that the helical-lobe compressor includes first
Gear-box, second level helical-lobe compressor between grade helical-lobe compressor, grade；
The first order helical-lobe compressor is connected with second level helical-lobe compressor by gear-box between grade horizontally disposed；Described first
Grade helical-lobe compressor is low-pressure stage, and second level helical-lobe compressor is hiigh pressure stage；
The first order helical-lobe compressor includes low-pressure stage body, low-pressure stage rotor, low-pressure stage exhaust end body；The low-pressure stage machine
Body is equipped with air inlet, and low-pressure stage rotor includes low-pressure stage male rotor, low-pressure stage female rotor；The both ends of the low-pressure stage male rotor point
Not She You first rotating shaft, the second shaft, first rotating shaft connect with driving mechanism, and the second shaft is connect with driving gear；First turn
Bearing and sealing element are equipped between axis and low-pressure stage body；Bearing is equipped between second shaft and low-pressure stage exhaust end body；
The second level helical-lobe compressor includes hiigh pressure stage body, hiigh pressure stage rotor, hiigh pressure stage exhaust end body；The low-pressure stage machine
Body, low-pressure stage exhaust end body, hiigh pressure stage body, hiigh pressure stage exhaust end body are sequentially connected in series；The hiigh pressure stage body and low-pressure stage are arranged
Chamber between formation grade between the body of gas end, hiigh pressure stage rotor includes hiigh pressure stage male rotor, hiigh pressure stage female rotor；The hiigh pressure stage exhaust
Body is held to be equipped with exhaust outlet；The both ends of the hiigh pressure stage male rotor are respectively equipped with third shaft, the 4th shaft, third shaft with it is driven
Gear connection, the 4th shaft are rotatablely arranged in hiigh pressure stage exhaust end body；Third shaft, the 4th shaft are respectively equipped with axis
It holds；
Gear-box includes that gear-box, driving gear, driven gear, wherein driving gear and low-pressure stage male rotor join between the grade
It connects, driven gear couples with hiigh pressure stage male rotor, driving gear and driven gear intermeshing, realization first order helical-lobe compressor
Drive second level helical-lobe compressor；The hiigh pressure stage exhaust end body is set to low pressure as gear-box, driving gear, driven gear
Between the grade formed between grade exhaust end body and hiigh pressure stage body in chamber；
Gear-box is set between first order compressor and high stage compressor, according to corresponding first order rotor, second level rotor
Best tooth tip velocity determine the gear ratio of driving gear, driven gear so that first order rotor and second level rotor are simultaneously
With the operation of best tooth tip velocity；
Transmission gear in the gear-box does not play the role of transmission singly, while as mechanical mixer, playing a grade room machine
The function of mixer strengthens air-fuel mixture effect；The gas with certain pressure and temperature being discharged from first order compressor with
The lubricating oil sprayed between grade passes through the transmission gear to run at high speed, is sufficiently mixed, mixed gas mixture enters the second level
Helical-lobe compressor, since the specific heat of oil is much larger than air, so that high stage compressor compression process has closer to constant temperature process
There is highest efficiency.
2. a kind of two-stage helical-lobe compressor of band grade room machine mixer, which is characterized in that the helical-lobe compressor includes first
Gear-box, second level helical-lobe compressor between grade helical-lobe compressor, grade；
The first order helical-lobe compressor is connected with second level helical-lobe compressor by gear-box between grade horizontally disposed；Described first
Grade helical-lobe compressor is low-pressure stage, and second level helical-lobe compressor is hiigh pressure stage；
The first order helical-lobe compressor includes low-pressure stage body, low-pressure stage rotor；The second level helical-lobe compressor includes height
It arbitrarily downgrades body, hiigh pressure stage rotor, hiigh pressure stage exhaust end body；
Gear-box includes that gear-box, driving gear, driven gear, wherein driving gear and low-pressure stage male rotor join between the grade
It connects, driven gear couples with hiigh pressure stage male rotor, driving gear and driven gear intermeshing, realization first order helical-lobe compressor
Drive second level helical-lobe compressor；
Mechanical mixer is equipped in the gear-box, mechanical mixer is arranged by driving gear or/and driven gear, can be adjoint
The rotation of gear and rotate, by the air-fuel mixture in gear-box while rotation.
3. the two-stage helical-lobe compressor of band grade room machine mixer according to claim 2, it is characterised in that:
The driving gear or/and driven gear are as the mechanical mixer, so that mechanical mixer in addition not be arranged.
4. the two-stage helical-lobe compressor of band grade room machine mixer according to claim 3, it is characterised in that:
Transmission gear in the gear-box does not play the role of transmission singly, while as mechanical mixer, playing a grade room machine
The function of mixer strengthens air-fuel mixture effect；The gas with certain pressure and temperature being discharged from first order compressor with
The lubricating oil sprayed between grade passes through the transmission gear to run at high speed, is sufficiently mixed, mixed gas mixture enters the second level
Helical-lobe compressor, since the specific heat of oil is much larger than air, so that high stage compressor compression process has closer to constant temperature process
There is highest efficiency.
5. the two-stage helical-lobe compressor of band grade room machine mixer according to claim 2, it is characterised in that:
Gear-box is set between first order compressor and high stage compressor, according to corresponding first order rotor, second level rotor
Best tooth tip velocity determine the gear ratio of driving gear, driven gear so that first order rotor and second level rotor are simultaneously
With the operation of best tooth tip velocity, so that compressor has high efficiency.
6. the two-stage helical-lobe compressor of band grade room machine mixer according to claim 2, it is characterised in that:
The mechanical mixer is stirring mechanism.
7. the two-stage helical-lobe compressor of band grade room machine mixer according to claim 2, it is characterised in that:
The mechanical mixer is disc.
8. the two-stage helical-lobe compressor of band grade room machine mixer according to claim 2, it is characterised in that:
What is be discharged from first order compressor is transported with the lubricating oil sprayed between certain pressure and the gas and grade of temperature by high speed
The mechanical mixer turned, is sufficiently mixed, and mixed gas mixture enters second level helical-lobe compressor, since the specific heat of oil is remote
Greater than air, so that high stage compressor compression process has highest efficiency closer to constant temperature process.
9. the two-stage helical-lobe compressor of band grade room machine mixer according to claim 2, it is characterised in that:
The low-pressure stage body is equipped with air inlet, and low-pressure stage rotor includes low-pressure stage male rotor, low-pressure stage female rotor；The low pressure
The both ends of grade male rotor are respectively equipped with first rotating shaft, the second shaft, and first rotating shaft is connect with driving mechanism, the second shaft and active
Gear connection；Bearing and sealing element are equipped between first rotating shaft and low-pressure stage body；Second shaft and low-pressure stage exhaust end body it
Between be equipped with bearing.
10. the two-stage helical-lobe compressor of band grade room machine mixer according to claim 9, it is characterised in that:
The low-pressure stage body, low-pressure stage exhaust end body, hiigh pressure stage body, hiigh pressure stage exhaust end body are sequentially connected in series；The high pressure
Chamber between formation grade between grade body and low-pressure stage exhaust end body, hiigh pressure stage rotor include hiigh pressure stage male rotor, hiigh pressure stage yin turn
Son；
The hiigh pressure stage exhaust end body is equipped with exhaust outlet；The both ends of the hiigh pressure stage male rotor are respectively equipped with third shaft, the 4th
Shaft, third shaft are connect with driven gear, and the 4th shaft is rotatablely arranged in hiigh pressure stage exhaust end body；Third shaft,
4th shaft is respectively equipped with bearing；
The hiigh pressure stage exhaust end body is set to low-pressure stage exhaust end body and high pressure as gear-box, driving gear, driven gear
Between the grade formed between grade body in chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782362.4U CN208330728U (en) | 2018-05-24 | 2018-05-24 | A kind of two-stage helical-lobe compressor of band grade room machine mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782362.4U CN208330728U (en) | 2018-05-24 | 2018-05-24 | A kind of two-stage helical-lobe compressor of band grade room machine mixer |
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| CN108443146A (en) * | 2018-05-24 | 2018-08-24 | 上海维尔泰克螺杆机械有限公司 | A kind of two-stage helical-lobe compressor of band grade room machine mixer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108443146A (en) * | 2018-05-24 | 2018-08-24 | 上海维尔泰克螺杆机械有限公司 | A kind of two-stage helical-lobe compressor of band grade room machine mixer |
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