CN216278488U - Oil-free dry type screw compressor - Google Patents
Oil-free dry type screw compressor Download PDFInfo
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- CN216278488U CN216278488U CN202122945120.7U CN202122945120U CN216278488U CN 216278488 U CN216278488 U CN 216278488U CN 202122945120 U CN202122945120 U CN 202122945120U CN 216278488 U CN216278488 U CN 216278488U
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Abstract
The utility model discloses an oil-free dry screw compressor, which relates to the technical field of gas pressure stabilization and comprises a base, wherein the bottom of the base is provided with a plurality of installation parts; the compressor head is arranged at the top of the base, and an air outlet elbow is arranged at one side of the compressor head; the air outlet elbow is provided with a connecting pipe; the engine is arranged at the top of the base, the compressor head and the engine are fixedly arranged on the same horizontal line of the base and positioned on one side of the base, and the compressor head is connected with the engine; the air filter assembly is fixed at the top of the compressor head, the lower end of the air filter assembly is communicated with the compressor head, and the upper part of the air filter assembly is provided with an air inlet cooling fan communicated with the outside; the base top still is equipped with radiator fan, through bolt fixed connection between radiator fan and the base, when using, carries out the forced air cooling heat dissipation through radiator fan integrated device, reduces the heat that produces in the working process.
Description
Technical Field
The utility model relates to the technical field of gas pressure stabilization, in particular to an oil-free dry screw compressor.
Background
An air compressor is an apparatus for compressing gas, and has a configuration similar to that of a water pump; most air compressors are reciprocating piston type, rotating vane or rotating screw. The air compressors are various in types, can be applied to various different scenes, and can be divided into low-noise, variable-frequency and explosion-proof air compressors according to different performances; according to the type, the device can be divided into a fixed type, a movable type and a closed type.
The existing oil-free dry screw compressor can be used for pneumatic conveying of powder material tank trucks, can be used for various purposes of common industrial air sources, and has different purposes and different installation modes. At present, the machine heads at home and abroad are preferred to be installed on powder and granular material tank trucks, and mainly hung laterally and hoisted. The oil-free dry screw compressor has wide application
At present, in domestic oil-free dry screw air compressor units and screw fan units, on the occasions that partial air consumption is large, the air consumption pressure is low or the pressure in a pipeline reaches the set exhaust pressure, the fluctuation of the air pressure in the pipeline is large, and the pressure control system cannot accurately control the air pressure in an air outlet pipeline due to the fact that the pressure fluctuation amplitude is too large and the fluctuation is too frequent.
Meanwhile, when the air compressor is used, if the temperature of the lubricating oil is too high, the lubricating oil is coked and carbonized, a filter screen is blocked, the fluidity is reduced, the temperature of the air compressor is increased, vicious circulation is realized, and the head locking and other adverse effects are finally caused, so that the common air compressor is provided with a heat dissipation system.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an oil-free dry screw compressor, which is used for solving the technical problem.
The technical scheme adopted by the utility model is as follows:
an oil-free dry screw compressor comprises a base, wherein the bottom of the base is provided with a plurality of mounting parts;
the compressor head is arranged at the top of the base, and an air outlet elbow is arranged on one side of the compressor head; the air outlet elbow is provided with a connecting pipe;
the engine is arranged at the top of the base, the compressor head and the engine are fixedly arranged on the same horizontal line of the base and positioned on one side of the base, and the compressor head is connected with the engine;
empty assembly of straining, empty assembly of straining is fixed the top of compressor head, empty assembly lower extreme of straining with the compressor head communicates each other, the upper portion of empty assembly of straining is equipped with the air inlet with external intercommunication
A heat radiation fan; the top of the base is also provided with the heat dissipation fan, the heat dissipation fan is fixedly connected with the base through a bolt, the heat dissipation fan is positioned on one side of the compressor head, and one side of the heat dissipation fan is provided with an exhaust pipe;
a current stabilizer; the current stabilizer is arranged at the top of the base, and one end of the current stabilizer is communicated with the connecting pipe;
the silencer, the one end of silencer with the output interconnect of blast pipe, the other end of silencer is provided with the heat dissipation exhaust pipe, the one end of heat dissipation exhaust pipe is provided with the gas outlet
And the control box is electrically connected with the engine and is electrically connected with the compressor head under control.
Preferably, the base is a metal plate base.
Preferably, the output end of the engine is provided with a motor coupler, the compressor head is provided with a middle rotating shaft end part, and the motor coupler is fixedly meshed with the end part of the middle rotating shaft.
Preferably, an explosion-proof coil and an air inlet valve are mounted at the joint of the air filter assembly and the top of the compressor head for sealing.
As a further preferred option, a pressure sensing probe is arranged on the current stabilizer.
Preferably, an exhaust port is formed in one side of the air outlet elbow, a safe exhaust pipeline is installed on one side of the air outlet elbow, and an exhaust electromagnetic valve is installed on the exhaust pipeline.
Preferably, the connecting pipe is a small-diameter pipe.
As a further preference, a filter screen is arranged in the air inlet.
Preferably, the heat dissipation fan is a mechanical exhaust fan.
The technical scheme has the following advantages or beneficial effects:
(1) in the utility model, the whole device of the cooling fan is used for air cooling and cooling, so that the heat generated in the working process is reduced.
(2) In the utility model, coupling glue is arranged between the motor coupler and the host coupler, so that the direct contact between the motor coupler and the host coupler can be effectively prevented, sparks generated between metals are avoided, and the safety of the device is enhanced; meanwhile, the base can protect the joint of the motor coupler and the host coupler.
(3) The influence of pressure change of the air outlet pipeline on pressure change of the tank body is weakened by small inner pipelines, and the characteristic that less air exchange between air in the current stabilizer and air in the air outlet pipeline is utilized, so that the air temperature contacted with the pressure sensing probe is reduced while the air pressure fluctuation amplitude and the pressure change frequency of the air outlet pipeline are reduced, the pressure adjustment of an electric control system is more stable, and the pressure sensing probe is ensured to work at a lower temperature.
(4) The silencer is arranged, so that noise pollution of the compressor in the working process can be effectively reduced.
Drawings
Fig. 1 is a schematic view of the structure of an oil-free dry screw compressor of the present invention.
In the figure: 1. a control box; 2. an engine; 3. an air filter assembly; 4. a compressor head; 5. a base; 6. a muffler; 7. a current stabilizer; 8. and an air outlet.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", and the like, which indicate orientations or positional relationships, are based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Referring to fig. 1, an oil-free dry screw compressor is shown.
The utility model comprises a base 5, wherein a plurality of mounting parts are arranged at the bottom of the base 5;
the compressor head 4 is arranged at the top of the base 5, and an air outlet elbow is arranged on one side of the compressor head 4; the air outlet elbow is provided with a connecting pipe;
the engine 2, the engine 2 is installed on the top of the base 5, the compressor head 4 and the engine 2 are fixedly installed on the same horizontal line of the base 5 and located on one side of the base 5, and the compressor head 4 is connected with the engine 2;
A heat radiation fan; the top of the base 5 is also provided with a cooling fan, the cooling fan is fixedly connected with the base 5 through bolts, the cooling fan is positioned on one side of the compressor head 4, and one side of the cooling fan is provided with an exhaust pipe;
a current stabilizer 7; the current stabilizer 7 is arranged at the top of the base 5, and one end of the current stabilizer 7 is communicated with the connecting pipe;
And the control box 1 is electrically connected with the engine 2 and is electrically connected with the compressor head 4 under control.
Further, as a preferred embodiment, the base 5 is a metal plate base 5.
Further, as a preferred embodiment, the output end of the engine 2 is provided with a motor coupling, the compressor head 4 is provided with a middle rotating shaft end part, and the motor coupling and the middle rotating shaft end part are fixedly meshed and connected through coupling glue.
Further, as a preferred embodiment, an explosion-proof coil and an air inlet valve are installed at the connection position of the air filter assembly 3 and the top of the compressor head 4 for sealing treatment.
Further, as a preferred embodiment, a pressure sensing probe is disposed on the current stabilizer 7.
Further, as a preferred implementation mode, one side of the air outlet elbow is provided with an air outlet, one side of the air outlet elbow is provided with a safe exhaust pipeline, and the exhaust pipeline is provided with an exhaust electromagnetic valve.
Further, as a preferred embodiment, the connecting pipe is a small inner diameter pipe.
Further, as a preferred embodiment, a filter screen is arranged in the air inlet.
Further, as a preferred embodiment, the heat dissipation fan is a mechanical exhaust fan.
The first embodiment, the intercommunication power, the air is in the empty assembly 3 of straining that gets into through air inlet, and empty assembly 3 of straining filters the air, opens the admission valve and makes empty assembly 3 and the 4 intercommunications of compressor head, and inside the air admission compressor head 4 after the filtration was used through the cooperation between engine 2 and the compressor head 4, realized air compression's purpose, via compressed air outlet discharge use. In the process, the current stabilizer 7 monitors the running state of the whole device in real time, so that the air temperature contacted with the pressure sensing probe is reduced while the air pressure fluctuation amplitude of the air outlet pipeline and the pressure change frequency are reduced, the pressure is regulated more stably by the electric control system, the pressure sensing probe is ensured to work at a lower temperature, and the safety is ensured; the heat radiation fan carries out air cooling heat radiation, and the service life of the device is prolonged.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (9)
1. An oil-free dry screw compressor is characterized by comprising a base (5), wherein the bottom of the base (5) is provided with a plurality of installation parts;
the compressor head (4) is mounted at the top of the base (5), and an air outlet elbow is arranged on one side of the compressor head (4); the air outlet elbow is provided with a connecting pipe;
the engine (2) is mounted at the top of the base (5), the compressor head (4) and the engine (2) are fixedly mounted on the same horizontal line of the base (5) and located on one side of the base (5), and the compressor head (4) is connected with the engine (2);
the air filter assembly (3) is fixed to the top of the compressor head (4), the lower end of the air filter assembly (3) is communicated with the compressor head (4), and an air inlet communicated with the outside is formed in the upper portion of the air filter assembly (3);
a heat radiation fan; the top of the base (5) is also provided with the heat dissipation fan, the heat dissipation fan is fixedly connected with the base (5) through a bolt, the heat dissipation fan is positioned on one side of the compressor head (4), and one side of the heat dissipation fan is provided with an exhaust pipe;
a current stabilizer (7); the current stabilizer (7) is arranged at the top of the base (5), and one end of the current stabilizer (7) is communicated with the connecting pipe;
the silencer (6), one end of the silencer (6) is connected with the output end of the exhaust pipe, the other end of the silencer (6) is provided with a heat dissipation exhaust pipe, and one end of the heat dissipation exhaust pipe is provided with an air outlet (8);
the control box (1), control box (1) with engine (2) electricity is connected, under the control with the compressor head (4) electricity is connected.
2. An oil-free dry screw compressor according to claim 1, characterized in that the base (5) is a sheet metal base (5).
3. An oil-free dry screw compressor according to claim 1, wherein the output end of the engine (2) is mounted with a motor coupling, the compressor head (4) is provided with a middle shaft end, and the motor coupling and the middle shaft end are fixedly engaged and connected by a coupling adhesive.
4. An oil-free dry screw compressor as claimed in claim 2, characterized in that the joint of the air filter assembly (3) and the top of the compressor head (4) is provided with an explosion-proof coil and an air inlet valve for sealing.
5. An oil-free dry screw compressor according to claim 1, characterized in that the flow stabilizer (7) is provided with a pressure sensing probe.
6. An oil-free dry screw compressor as claimed in claim 1, wherein an exhaust port is opened at one side of the outlet elbow, a safety exhaust pipe is installed at one side of the outlet elbow, and an exhaust solenoid valve is installed on the exhaust pipe.
7. An oil-free dry screw compressor as claimed in claim 1, wherein the connecting pipe is a small inner diameter pipe.
8. An oil-free dry screw compressor as claimed in claim 1, wherein a screen is provided in the air inlet.
9. An oil-free dry screw compressor as claimed in claim 1, wherein the heat dissipation fan is a mechanical exhaust fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122945120.7U CN216278488U (en) | 2021-11-27 | 2021-11-27 | Oil-free dry type screw compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122945120.7U CN216278488U (en) | 2021-11-27 | 2021-11-27 | Oil-free dry type screw compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216278488U true CN216278488U (en) | 2022-04-12 |
Family
ID=81038612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122945120.7U Active CN216278488U (en) | 2021-11-27 | 2021-11-27 | Oil-free dry type screw compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216278488U (en) |
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2021
- 2021-11-27 CN CN202122945120.7U patent/CN216278488U/en active Active
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