CN207740171U - A kind of screw-rod air compressor - Google Patents
A kind of screw-rod air compressor Download PDFInfo
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- CN207740171U CN207740171U CN201820074346.XU CN201820074346U CN207740171U CN 207740171 U CN207740171 U CN 207740171U CN 201820074346 U CN201820074346 U CN 201820074346U CN 207740171 U CN207740171 U CN 207740171U
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- air
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Abstract
The utility model discloses a kind of screw-rod air compressors, belong to air compressor machine technical field, screw-rod air compressor includes shell, steel screw rod and motor, the shell is plastic cylinder shape shell, inside housings, the screw rod is axially arranged along shell, and the screw rod is bonded setting with inner walls for the screw rod setting, the motor is arranged in the shell right end, and the screw rod is connected through housing right side wall with the machine shaft.Screw-rod air compressor disclosed by the utility model can ventilatory capacity it is big, the pressure that provides is high, and speed is fast, and the operation is stable is less likely to be damaged.
Description
Technical field
The utility model is related to air compressor machine technical fields, and in particular to a kind of screw-rod air compressor.
Background technology
Air compressor, also known as air compressor machine are the main bodys in compressed air source unit, are to change the mechanical energy dress of motor into gas
The device of body pressure energy is the pressure generator of compressed air.
Current most of producers are using piston type air compressor, piston type air compressor work reciprocating in cylinder
When plug moves right, the pressure subatmospheric power pa of piston left chamber, inlet valve is opened, in outside air suction cylinder,
This process is known as compression process after in-cylinder pressure is higher than delivery air manifold pressure, and air bleeding valve is opened, this structure
Compressor is at the end of exhaust process always with the presence of residual volume.
Thus the ventilatory capacity of piston type air compressor is few, and pressure is low and is easily damaged.
Utility model content
In order to overcome the deficiencies of existing technologies, the technical problem to be solved by the utility model is to propose a kind of screw
Air compressor machine, ventilatory capacity is big, and the pressure provided is high, and speed is fast, and the operation is stable is less likely to be damaged.
For this purpose, the utility model uses following technical scheme：
The utility model provides a kind of screw-rod air compressor, including shell, steel screw rod and motor, the shell are
Plastic cylinder shape shell, inside housings, the screw rod is axially arranged along shell, in the screw rod and shell for the screw rod setting
Wall fitting setting, in the shell right end, the screw rod runs through housing right side wall and the machine shaft phase for the motor setting
Even；
Gas outlet is arranged in the shell left end, and air inlet, the screw rod and the shell is arranged in the housing bottom right end
Rubber pad is arranged in joint place, and air blower is arranged at the air inlet, and air-flow enters shell by air blower from air inlet, then from
Gas outlet is discharged, and the motor speed is 1450-1900r/min；
Interface is arranged in the air blower outer end, and the interface is in horn-like, and the small one end of the interface connects with air blower,
Sealing ring is arranged in another end margin of interface.
In the utility model preferably technical solution, filter screen is arranged in the interface and air blower junction, prevent into
Contain impurity in the gas entered, wind turbine, screw rod and shell can be damaged.
In the utility model preferably technical solution, cooling fin is arranged in the motor right end, since motor speed is fast, production
Raw heat is more, by the way that cooling fin is arranged, can substantially reduce motor temperature, prevent high temperature from damaging motor.
In the utility model preferably technical solution, rubber outer is arranged in the hull outside, and protection is played to shell
Effect reduces possibility of the external force to housing failure.
In the utility model preferably technical solution, horn-like exhaust outlet, the exhaust outlet are set at the gas outlet
Big one end connects with the gas outlet, by the way that exhaust outlet is arranged, can increase pressure when air-flow discharge.
The beneficial effects of the utility model are：
Screw rod is bonded setting with shell by screw-rod air compressor provided by the utility model, and gas is entered from air inlet
Enclosure interior, screw rod rotation is driven by motor, and gas pressurized is discharged from gas outlet, has achieved the effect that air compressor machine, has passed through
Provided with rubber pad, the sealing effect that screw rod is engaged with shell is increased, improves the conveying speed and discharge pressure of gas；It is logical
Setting air blower is crossed, accelerates the speed that air-flow enters shell, improves the effect of air compressor machine；By the way that interface is arranged, interface is made to be easy
It is spliced in different equipment, by the way that sealing ring is arranged, improves the leakproofness of the air compressor machine, prevent gas from leaking.
Description of the drawings
Fig. 1 is the internal structure schematic diagram for the screw-rod air compressor that the utility model specific embodiment provides.
In figure：
1, shell；2, screw rod；3, motor；4, gas outlet；5, air inlet；6, rubber pad；7, air blower；8, interface；9, close
Seal；10, filter screen；11, cooling fin；12, rubber outer；13, exhaust outlet.
Specific implementation mode
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, a kind of screw-rod air compressor is provided in embodiment,
Including shell 1, steel screw rod 2 and motor 3, shell 1 is plastic cylinder shape shell 1, and screw rod 2 is arranged in shell 1
Inside, screw rod 2 are bonded setting with 1 inner wall of shell along the axial setting of shell 1, screw rod 2, and motor 3 is arranged in 1 right end of shell, screw rod 2
It is connected with 3 shaft of motor through 1 right side wall of shell；
Gas outlet 4 is arranged in 1 left end of shell, and air inlet 5 is arranged in 1 bottom right end of shell, and screw rod 2 is arranged with 1 joint place of shell
Air blower 7 is arranged at air inlet 5 for rubber pad 6, and air-flow enters shell 1 by air blower 7 from air inlet 5, then from gas outlet 4
Discharge, 3 rotating speed of motor are 1450-1900r/min；
Interface 8 is arranged in 7 outer end of air blower, and interface 8 is in horn-like, and the small one end of interface 8 connects with air blower 7, and interface 8 is another
Sealing ring 9 is arranged in one end margin；
Filter screen 10 is arranged with 7 junction of air blower in interface 8, prevents from containing impurity in the gas entered, can be to wind turbine, spiral shell
Bar 2 and shell 1 damage；
Cooling fin 11 is arranged in 3 right end of motor, and since 3 rotating speed of motor is fast, the heat of generation is more, by the way that cooling fin 11 is arranged,
3 temperature of motor can be substantially reduced, prevents high temperature from damaging motor 3；
Rubber outer 12 is arranged in 1 outside of shell, plays a protective role to shell 1, reduces the possibility that external force damages shell 1
Property；
Horn-like exhaust outlet 13 is set at gas outlet 4, and the big one end of exhaust outlet 13 connects with gas outlet 4, is arranged by being arranged
Gas port 13 can increase pressure when air-flow discharge；
Screw rod 2 is bonded setting with shell 1, gas is entered from air inlet 5 inside shell 1, and screw rod is driven by motor 3
2 rotations, gas pressurized is discharged from gas outlet 4, has achieved the effect that air compressor machine, by being provided with rubber pad 6, has increased screw rod
2 sealing effects engaged with shell 1 improve the conveying speed and discharge pressure of gas；By the way that air blower 7 is arranged, accelerate gas
Stream improves the effect of air compressor machine into the speed of shell 1；By the way that interface 8 is arranged, interface 8 is made to be easy to be spliced to different equipment
On, by the way that sealing ring 9 is arranged, the leakproofness of the air compressor machine is improved, prevents gas from leaking.
Air-flow is entered by interface 8 and filter screen 10 in air blower 7 from other equipment or device, and filter screen 10 can
To filter off the impurity in air-flow, the speed that air-flow enters shell 1, after air-flow enters shell 1,3 band of motor are increased by air blower 7
The 2 high quick-action of dynamic screw rod, air-flow is pressurizeed from gas outlet 4 and is discharged in gas outlet 4, and gas outlet 4 further increases air-flow row
The pressure gone out.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case of with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (5)
1. a kind of screw-rod air compressor, it is characterised in that：
Including shell, steel screw rod and motor, the shell is plastic cylinder shape shell, and the screw rod is arranged in shell
Portion, the screw rod are axially arranged along shell, and the screw rod is bonded setting with inner walls, and the motor setting is on the shell right side
End, the screw rod are connected through housing right side wall with the machine shaft；
Gas outlet is arranged in the shell left end, and air inlet is arranged in the housing bottom right end, and the screw rod is bonded with the shell
Rubber pad is arranged in place, air blower is arranged at the air inlet, air-flow enters shell by air blower from air inlet, then from outlet
Mouth discharge, the motor speed are 1450-1900r/min；
Interface is arranged in the air blower outer end, and the interface is in horn-like, and the small one end of the interface connects with air blower, described
Sealing ring is arranged in another end margin of interface.
2. screw-rod air compressor according to claim 1, it is characterised in that：
Filter screen is arranged with air blower junction in the interface.
3. screw-rod air compressor according to claim 1, it is characterised in that：
Cooling fin is arranged in the motor right end.
4. screw-rod air compressor according to claim 1, it is characterised in that：
Rubber outer is arranged in the hull outside.
5. screw-rod air compressor according to claim 1, it is characterised in that：
Horn-like exhaust outlet is set at the gas outlet, and the big one end of the exhaust outlet connects with the gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820074346.XU CN207740171U (en) | 2018-01-16 | 2018-01-16 | A kind of screw-rod air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820074346.XU CN207740171U (en) | 2018-01-16 | 2018-01-16 | A kind of screw-rod air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207740171U true CN207740171U (en) | 2018-08-17 |
Family
ID=63123327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820074346.XU Active CN207740171U (en) | 2018-01-16 | 2018-01-16 | A kind of screw-rod air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207740171U (en) |
-
2018
- 2018-01-16 CN CN201820074346.XU patent/CN207740171U/en active Active
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