CN207004827U - A kind of oil-free water lubrication screw air compressor - Google Patents
A kind of oil-free water lubrication screw air compressor Download PDFInfo
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- CN207004827U CN207004827U CN201720876171.XU CN201720876171U CN207004827U CN 207004827 U CN207004827 U CN 207004827U CN 201720876171 U CN201720876171 U CN 201720876171U CN 207004827 U CN207004827 U CN 207004827U
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- air compressor
- compressor host
- aqueous vapor
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- knockout drum
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Abstract
The utility model discloses a kind of oil-free water lubrication screw air compressor, including casing, air compressor host, aqueous vapor knockout drum, cooler and drive component are provided with casing, PLC is provided with outside casing, PLC is provided with scram button, and drive component is made up of motor and damper, and one end of motor is connected by shaft coupling with air compressor host, center rest is arranged with outside shaft coupling, blower fan is provided between motor and cooler；Air compressor host upper end is provided with air filter assembly, and air filter assembly is connected by intake valve with air compressor host, and intake valve is provided with gas circuit control piper, and connecting water pipe road on air compressor host, air compressor host lower end is provided with water air pipe and temperature sensor；Aqueous vapor knockout drum upper end is communicated with air pipe, and the junction of air pipe and aqueous vapor knockout drum is provided with pressure sensor and pressure maintenance valve；The utility model air compressor structure is simple, compact, more energy efficient, green, service life length, safe.
Description
Technical field
It the utility model is related to a kind of air compressor machine, and in particular to a kind of oil-free water lubrication screw air compressor.
Background technology
The type of the air compressor machine used now is mainly：Piston type, single-screw air compressor and screw air compressor, and wherein
Widely promoted the use of with single-screw air compressor with shaking the advantages of small, noise is low, easy to maintain, long lifespan, screw rod is empty
Press is divided into dry compressor and liquid injection compressor, and liquid injection compressor has oil spout, water spray, the species such as spray diesel oil, oil-free water lubrication spiral shell
Bar air compressor machine is a kind of high-end product of screw air compressor, there is provided the compressed air of complete oil-free, suitable for compressed air product
The high industry of matter requirement or field, such as environmental protection, electronics, chemistry, new energy, weaving, papermaking, health care, food, space flight,
Military project etc.；
Water lubrication single-screw air compressor is a kind of oilless air compressor series, using water as lubricant, is fundamentally solved
Lubricating oil to environment may caused by pollution problem, relatively other oilless air compressors, it has simple in construction, compact, rotating speed
It is low, vibration noise is small, delivery temperature is low, and the thermal efficiency is high, stable and reliable for performance, the advantages such as specific power is low, so for without profit
Further research and development have its long-range developing market to lubrication screw air compressor, are the inexorable trends of development.
Utility model content
Technical problem to be solved in the utility model is the shortcomings that overcoming prior art, there is provided a kind of oil-free water lubrication
Screw air compressor, the air compressor structure is simple, compact, more energy efficient, green, service life length, safe.
In order to solve the above technical problems, the utility model provides a kind of oil-free water lubrication screw air compressor, including casing,
Air compressor host, aqueous vapor knockout drum, cooler and drive component are provided with casing, PLC, PLC controls are provided with outside casing
Device processed is provided with scram button, and air compressor host is driven by the drive component for being arranged on air compressor host side, aqueous vapor knockout drum
Air compressor host side is arranged on, cooler is arranged at the top of drive component, wherein：
Drive component is made up of motor with the damper for being arranged on motor bottom, and one end of motor passes through shaft coupling and pneumatics
Machine host is connected, and is arranged with center rest outside shaft coupling, center rest one end is arranged on motor, and the other end of center rest is set
Put on air compressor host, blower fan is additionally provided between motor and cooler；
Air compressor host upper end is additionally provided with air filter assembly, and air filter assembly is connected by intake valve with air compressor host, air inlet
Gas circuit control piper is provided with valve, water lines, the one end of water lines away from air compressor host are also associated with air compressor host
It is connected on aqueous vapor knockout drum, the lower end of air compressor host is provided with water air pipe and temperature sensor, one end of water air pipe and pneumatics
Machine host connects, and the other end connects with aqueous vapor knockout drum；
The upper end of aqueous vapor knockout drum is communicated with air pipe, and the junction of air pipe and aqueous vapor knockout drum is provided with pressure sensor
And pressure maintenance valve, the lower end of aqueous vapor knockout drum are provided with draining valve.
The technical scheme that the utility model further limits is：
Further, foregoing oil-free water lubrication screw air compressor, water filter is additionally provided with water lines, water filter passes through
The suspension of water filter block is arranged in casing.
Technique effect, the setting of water filter can filter out the impurity in water, avoid impurity from interfering instrument, shadow
The normal operation of work is rung, improves operating efficiency.
Foregoing oil-free water lubrication screw air compressor, aqueous vapor knockout drum outer surface are provided with pressure gauge and see hydroscope component.
Technique effect, be advantageous to observe the situation in aqueous vapor knockout drum at any time, there is fortuitous event to take measures in time,
Avoid accidents, reduce accident rate.
Foregoing oil-free water lubrication screw air compressor, the upper surface of the casing are uncapped provided with netted, the netted position of uncapping
In the top of motor.
Technique effect, be advantageous to radiate provided with netted uncap in the utility model, and netted uncap is arranged on the upper of motor
Side, the heat of motor is very big, and blower fan is above motor, beneficial to quick heat radiating, ensures the normal operation of work.
Foregoing oil-free water lubrication screw air compressor, motor are controlled by PLC, PLC connection pressure sensor
Temperature sensor and pressure sensor.
The beneficial effects of the utility model are：
PLC control intelligent computer controller is used to ensure all fault diagnosises and the automatic control of water replacing
System, ensure that the lowest energy cost of user, energy-conserving and environment-protective, and economic benefits comparison is notable.
Scram button is also set up in the utility model, can be shut down in time when breaking down to avoid the extension of error,
Reduce cost；The pressure sensor and pressure maintenance valve set on air pipe causes full-automation, and recognition performance is stronger, controling power
More preferably, labor intensity is reduced；
Blower fan on motor in time can shed the heat in casing in time can also cool down to device, ensure work
Make normal operation；Motor is arranged with damper, reduces noise, and the presence of center rest can cause air compressor host and motor
Between more firm connection, the presence of damper and center rest can cause the combination of motor and air compressor host more temperature to exist
Together, avoid vibrations during work from departing from, the defects of gap occur, ensure the normal operation of work.
The utility model is rational in infrastructure, has preferable dynamic balance；Without radial and axial power during operation, only there is rotation
Power, for single stage compress than high, contour structure size is smaller：High speed light loading, it is easy to establish hydrodynamic lubrication.
Water lubrication single-screw air compressor of the present utility model is a kind of oilless air compressor series, using water as lubricant,
Oil-free security：Because of non lubricant oil in main frame, the gas oil content of discharge is 0, and fundamentally solving lubricating oil can to environment
Pollution problem caused by energy, relatively other oilless air compressors, it has simple in construction, compact：Rotating speed is low, vibration noise is small, row
Temperature degree is low, and the thermal efficiency is high, and stable and reliable for performance, specific power is low, energy-conservation：More than 15% is saved without oil machine than dry type, because of main frame most
High-temperature is no more than 50 degree, is worked in all small temperature range of all parts, service life is longer, and fault rate is lower；Fire safety
Property：Whole unit is operated in less than 50 degree, and is water lubrication type, therefore will not produce spontaneous combustion, self-destruction phenomenon, securely and reliably.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model oil-free water lubrication screw air compressor；
Fig. 2 is Fig. 1 front view；
Fig. 3 is Fig. 1 rearview；
Fig. 4 is Fig. 1 side view；
In figure, 1- casings, 2- air compressor hosts, 3- aqueous vapor knockout drums, 4- coolers, 5- motors, 6- dampers, 7- shaft couplings
Device, 8- center rests, 9- blower fans, 10- air filter assembly, 11- intake valves, 12- gas circuit control pipers, 13- water air pipes, 14- temperature
Sensor, 15- pressure gauges, 16- see hydroscope component, 17- air pipes, 18- pressure sensors, 19- pressure maintenance valves, 20- drainings
Valve, 21-PLC controllers, 22- water lines, 23- water filters, 24- water filter blocks, 25- is netted to uncap.
Embodiment
Embodiment 1
A kind of oil-free water lubrication screw air compressor that the present embodiment provides, structure as Figure 1-4, including casing 1, casing
Upper surface be provided with it is netted uncap, it is netted to uncap positioned at the top of motor 5, air compressor host 2 is provided with casing 1, aqueous vapor separates
Tank 3, cooler 4 and drive component, casing 1 are provided with PLC 21 outside, and PLC 21 is provided with scram button, pneumatics
Machine host 2 is driven by the drive component for being arranged on the side of air compressor host 2, and aqueous vapor knockout drum 3 is arranged on the air compressor host 2
Side, cooler 4 are arranged at the top of drive component, wherein：
Drive component is made up of motor 5 with the damper 6 for being arranged on the bottom of motor 5, and one end of motor 5 passes through shaft coupling 7
It is connected with the air compressor host 2, center rest 8 is arranged with outside shaft coupling 7, the one end of center rest 8 is arranged on motor 5, in
The other end of heart bracket 8 is arranged on air compressor host 2, and blower fan 9 is additionally provided between motor 5 and cooler 4；
The upper end of air compressor host 2 is additionally provided with air filter assembly 10, and air filter assembly 10 is connected by intake valve 11 and air compressor host 2
Connect, gas circuit control piper 12 is provided with intake valve 11, water lines 22 are also associated with air compressor host 2, water lines 22 are remote
One end of air compressor host 2 is connected on aqueous vapor knockout drum 3, and water filter 23 is additionally provided with water lines 22, and water filter 23 is logical
Cross the suspension of water filter block 24 to be arranged in casing 1, the lower end of air compressor host 2 is provided with water air pipe 13 and temperature sensor 14, aqueous vapor
One end of pipe 13 connects with air compressor host 2, and the other end connects with the aqueous vapor knockout drum 3；
The upper end of aqueous vapor knockout drum 3 is communicated with air pipe 17, and the junction of air pipe 17 and aqueous vapor knockout drum 3 is provided with pressure
Sensor 18 and pressure maintenance valve 19, the lower end of aqueous vapor knockout drum 3 are provided with draining valve 20, and the outer surface of aqueous vapor knockout drum 3 is provided with
Pressure gauge 15 and sight hydroscope component 16；
Motor 5 is controlled by PLC 21, and PLC 21 connects pressure sensor temperature sensor 14 and pressure passes
Sensor 18.
Its operation principle of the utility model oil-free water lubrication screw air compressor is：Pass through pressure caused by compressor itself
Difference, it is this to be designed with following characteristics constantly to discharge chambe and bearing injection lubrication water in compression process：
The lubrication water of injection can form the moisture film with certain rigidity between rotor, star-wheel, casing, star-wheel directly by
Main rotor drives, and lubrication water directly lubricates the graphite bearing at star-wheel both ends, and the lubrication water of penetrating can reach airtight effect, this
Effect is better than general dry screw compressor, and lubrication water can absorb the substantial amounts of heat of compression, improve compression efficiency, avoid and turn
Between son, star-wheel, casing friction or the possibility being stuck are produced because thermal coefficient of expansion is different.
Lubrication water can also lower because of high-frequency compression and caused by noise, water lubrication air compressor machine is using being suitable for by the emperor himself with standard
Pure water, the parts material of use is the international standard trade mark 304,316 stainless steels, and compressor uses nanometer silicon carbide and ceramics
Bearing, directly it is lubricated with water, has good inoxidizability, anti-corrosion property energy, there is good greasy property, air compressor machine
System is circulated in system always using the pure water for being suitable for using standard by the emperor himself, water：And every 200 hours, system was certainly
It is dynamic to carry out changing water, it is ensured that the calcareous content in water is stable in minimum, and main frame running temperature is not higher than 50 degree, in the absence of product
The risk of dirt, after air compression, its water content has all reached saturation state, and the water content of compressed air is only relevant with temperature, with
Other not related, compressed air temperature caused by water lubrication unit is not higher than 50 degree, saturation shape of its content water at 50 degree
State, because the compressor exhaust temperature of other patterns is higher than 50 degree, so the water content of compressed air of water lubrication unit is less than it
Its pattern compressor set.
In addition to the implementation, the utility model can also have other embodiment.It is all to use equivalent substitution or equivalent change
The technical scheme to be formed is changed, all falls within the protection domain of the requires of the utility model.
Claims (5)
- A kind of 1. oil-free water lubrication screw air compressor, it is characterised in that：Including casing（1）, casing（1）It is interior to be provided with air compressor host （2）, aqueous vapor knockout drum（3）, cooler（4）And drive component, casing（1）It is provided with PLC outside（21）, the PLC controls Device processed（21）It is provided with scram button, the air compressor host（2）By being arranged on air compressor host（2）The drive component of side drives It is dynamic, the aqueous vapor knockout drum（3）It is arranged on the air compressor host（2）Side, the cooler（4）It is arranged at the driving group The top of part, wherein：The drive component is by motor（5）Be arranged on motor（5）The damper of bottom（6）Composition, the motor（5）One end Pass through shaft coupling（7）With the air compressor host（2）It is connected, the shaft coupling（7）It is arranged with center rest outside（8）, in described Heart bracket（8）One end is arranged on the motor（5）On, center rest（8）The other end be arranged on the air compressor host（2） On, the motor（5）With cooler（4）Between be additionally provided with blower fan（9）；The air compressor host（2）Upper end is additionally provided with air filter assembly（10）, described air filter assembly（10）Pass through intake valve（11） With the air compressor host（2）Connection, the intake valve（11）On be provided with gas circuit control piper（12）, the air compressor host （2）On be also associated with water lines（22）, the water lines（22）Away from air compressor host（2）One end be connected to aqueous vapor knockout drum （3）On, the air compressor host（2）Lower end be provided with water air pipe（13）And temperature sensor（14）, the water air pipe（13）'s One end and the air compressor host（2）Connection, the other end and the aqueous vapor knockout drum（3）Connection；The aqueous vapor knockout drum（3）Upper end be communicated with air pipe（17）, the air pipe（17）With the aqueous vapor knockout drum（3） Junction be provided with pressure sensor（18）And pressure maintenance valve（19）, the aqueous vapor knockout drum（3）Lower end be provided with draining valve （20）.
- 2. oil-free water lubrication screw air compressor according to claim 1, it is characterised in that：The water lines（22）On also set There is water filter（23）, the water filter（23）Pass through water filter block（24）Suspension is arranged on the casing（1）It is interior.
- 3. oil-free water lubrication screw air compressor according to claim 1, it is characterised in that：The aqueous vapor knockout drum（3）Outside Surface is provided with pressure gauge（15）And see hydroscope component（16）.
- 4. oil-free water lubrication screw air compressor according to claim 1, it is characterised in that：The casing（1）Upper surface Uncapped provided with netted（25）, it is described netted to uncap（25）Positioned at the motor（5）Top.
- 5. oil-free water lubrication screw air compressor according to claim 1, it is characterised in that：The motor（5）Controlled by PLC Device（21）Control, the PLC（21）Connect the pressure sensor temperature sensor（14）And pressure sensor（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720876171.XU CN207004827U (en) | 2017-07-19 | 2017-07-19 | A kind of oil-free water lubrication screw air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720876171.XU CN207004827U (en) | 2017-07-19 | 2017-07-19 | A kind of oil-free water lubrication screw air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207004827U true CN207004827U (en) | 2018-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720876171.XU Active CN207004827U (en) | 2017-07-19 | 2017-07-19 | A kind of oil-free water lubrication screw air compressor |
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| Country | Link |
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| CN (1) | CN207004827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458341A (en) * | 2019-01-16 | 2019-03-12 | 上海山田机械有限公司 | A kind of automatic control system in water lubrication air compressor |
-
2017
- 2017-07-19 CN CN201720876171.XU patent/CN207004827U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458341A (en) * | 2019-01-16 | 2019-03-12 | 上海山田机械有限公司 | A kind of automatic control system in water lubrication air compressor |
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