CN220396027U - Air inlet device for screw air compressor - Google Patents
Air inlet device for screw air compressor Download PDFInfo
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- CN220396027U CN220396027U CN202321902692.XU CN202321902692U CN220396027U CN 220396027 U CN220396027 U CN 220396027U CN 202321902692 U CN202321902692 U CN 202321902692U CN 220396027 U CN220396027 U CN 220396027U
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- air
- fixedly arranged
- connecting plate
- air inlet
- air compressor
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- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000007789 sealing Methods 0.000 claims abstract description 37
- 239000002184 metal Substances 0.000 claims abstract description 28
- 230000004224 protection Effects 0.000 claims abstract description 12
- 229920000742 Cotton Polymers 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract 1
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 13
- 239000011162 core material Substances 0.000 description 8
- 239000000428 dust Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000003475 lamination Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model relates to the technical field of air inlet equipment of air compressors, and discloses an air inlet device for a screw air compressor, which comprises a main body mechanism, a connecting mechanism and a protection mechanism, wherein the connecting mechanism is positioned in the main body mechanism, the protection mechanism is positioned at the inner end of the main body mechanism, the main body mechanism comprises a sealing ring, a sealing gasket and a switching tube, the sealing ring is movably arranged at the inner end of an air outlet, the sealing gasket is movably arranged at the outer end of the sealing ring, and the switching tube is fixedly arranged at the outer end of the air outlet. This air inlet unit for screw air compressor machine, through the threaded connection of metal casing and support column, switching pipe, make air inlet unit can external to the factory building outside, when switching pipe threaded connection was at the gas outlet, pass sealed pad and sealing ring with the screw thread earlier, back screw thread is screwed up, sealed pad and the laminating block of sealing ring, the gas tightness of reinforcing metal casing and switching pipe when convenient to detach to improve the breathing in efficiency of air compressor machine, effectively promoted the practicality of device.
Description
Technical Field
The utility model relates to the technical field of air compressor air inlet equipment, in particular to an air inlet device for a screw air compressor.
Background
The screw air compressor is a kind of air compressor, there are twin-screw and single-screw, the screw compressor is a kind of positive displacement gas compression machinery whose working volume makes rotary motion, the compression of gas is realized by means of the change of volume, and the change of volume is realized by means of the rotary motion of a pair of rotors of the compressor in the casing.
The air inlet valve is provided with two pipelines, one pipeline is emptied, the other pipeline is emptied, residual air in the valve is emptied, the normal loading and unloading of the compressor are ensured, the current is overlarge, the tank pressure is higher, the opening of the air inlet valve is slightly larger, the emptying screw is required to be adjusted, the tank pressure is not too high, the tank pressure can be completely emptied after the screw air compressor is stopped, namely, the pressure is 0 in about 60 seconds, the tank pressure is 6bar, the problem of the air inlet valve emptying pipeline is solved, the pipeline diameter is possibly too small, and the combined valve hole is required to be too small or sundries are not blocked.
Usually, the air inlet valve sucks air into the path of the air cylinder, an air filter (muffler) can be arranged, so that air impurities are prevented from entering the compression screw bin, but the air inlet valve bears the functions of sucking air, decompressing and exhausting, and the like, sucks unfiltered air and filters the unfiltered air in the path, so that the impurities are left in the path, the impurities can be blocked in a pipeline during decompressing and exhausting, the air compressor is prevented from being emptied, the internal pressure is not released, internal machinery is pressed, the service life is reduced, and the situation of incomplete air tightness is caused.
Disclosure of Invention
(one) solving the technical problems
The utility model aims to provide an air inlet device for a screw air compressor, which aims to solve the problems that in the background technology, an air inlet valve bears the functions of air suction, pressure relief, air exhaust and the like, unfiltered air is sucked and filtered in a path, impurities remain in the path, the impurities are blocked in a pipeline during pressure relief and air exhaust, the air compressor is prevented from being exhausted, internal pressure is not released, internal machinery is pressed, service life is reduced, and incomplete air tightness is caused.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the air inlet device for the screw air compressor comprises a main body mechanism, a connecting mechanism and a protection mechanism, wherein the connecting mechanism is positioned in the main body mechanism, the protection mechanism is positioned at the inner end of the main body mechanism, the main body mechanism comprises a support column, a metal shell, an air inlet and an air outlet, the metal shell is fixedly arranged at the upper end of the support column, the air inlet is fixedly arranged at the left end of the metal shell, and the air outlet is fixedly arranged at the rear end of the metal shell;
preferably, the main body mechanism further comprises a sealing ring, a sealing gasket and a switching tube, wherein the sealing ring is movably arranged at the inner end of the air outlet, the sealing gasket is movably arranged at the outer end of the sealing ring, the switching tube is fixedly arranged at the outer end of the air outlet, the sealing gasket is in lamination and clamping with the sealing ring, and the air tightness of the metal shell and the switching tube is enhanced when the air compressor is convenient to detach, so that the air suction efficiency of the air compressor is improved, and the practicability of the device is effectively improved.
Preferably, the connecting mechanism comprises a first connecting plate, a second connecting plate, a rotating shaft, a limiting block, a connecting plate, a disc and a limiting groove, wherein the first connecting plate is fixedly arranged at the inner end of the metal shell.
Preferably, the second connecting plate is fixedly arranged below the first connecting plate, the rotating shaft is movably arranged at the lower end of the first connecting plate, and the limiting block is fixedly arranged at the left end of the rotating shaft.
Preferably, the linking plate fixed mounting is in the outer end of pivot, video disc fixed mounting is in the lower extreme of linking plate, the fixed upper end that sets up at connecting plate two of spacing groove, video disc atress drives the pivot through the linking plate and rotates backward, the passageway that opens and shuts, the air admission transfer pipe, when the air pump breathes in and stops, interior atmospheric pressure is higher than outside atmospheric pressure, supports the video disc by stopper and spacing groove, makes it can not overturn forward, thereby complete gas tightness guarantees that inside atmospheric pressure is in steady state, has effectively promoted the stability of device.
Preferably, the protection machanism includes dust screen, coarse strainer, filtration cotton core and raw material area, dust screen fixed mounting is at the inner of air inlet, coarse strainer fixed mounting is at the inner of metal casing, and the air gets into inside by the air inlet, first through dust screen interception debris, then flow into coarse strainer filtration air carried granule impurity.
Preferably, the filter cotton core fixed mounting is at the right-hand member of coarse strainer, raw material area fixed mounting is at the inner of adapter, and the raw material area has been laid to the air duct inner, further guarantees the gas tightness between device and the pipeline, pipeline and the air compressor machine, improves the operating efficiency of air compressor machine, has effectively promoted the practicality of device.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the air inlet device for the screw air compressor, through the fixed installation of the main body mechanism, the air inlet device can be externally connected to the outside of a factory through the threaded connection of the metal shell, the support column and the switching tube, when the switching tube is in threaded connection with the air outlet, the threaded column passes through the sealing gasket and the sealing ring, then the threaded column is screwed tightly, the sealing gasket and the sealing ring are in lamination and clamping, so that the air tightness of the metal shell and the switching tube is enhanced while the disassembly is convenient, the air suction efficiency of the air compressor is improved, and the practicability of the device is effectively improved;
2. according to the air inlet device for the screw air compressor, through the fixed installation of the connecting mechanism, when air is introduced, the first connecting plate is movably connected with the rotating shaft, air impacts the disc, the disc is stressed to drive the rotating shaft to rotate backwards through the connecting plate, the channel is opened and closed, air enters the switching tube, when the air pump is stopped in suction, the internal air pressure is higher than the external air pressure, the disc is propped against the limiting block and the limiting groove, so that the disc cannot be overturned forwards, the complete air tightness is ensured, the internal air pressure is in a stable state, and the stability of the device is effectively improved;
3. this air inlet unit for screw air compressor machine, through protection machanism's fixed mounting, when the air compressor machine air pump breathes in, the air gets into inside by the air inlet, first through dust screen interception debris, the back flows into the particulate impurity that the coarse filtration net filtered air carried, pass the filtration cotton core in step and filter once more with the small particle impurity in the air, thereby prevent that it from getting into the air cavity, harm inside apparatus, the raw material area has been laid to air duct inner, further guarantee device and pipeline, the gas tightness between pipeline and the air compressor machine, the operating efficiency of air compressor machine is improved, the practicality of device has effectively been promoted.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a part of the main body mechanism of the present utility model;
FIG. 3 is a schematic view of a planing surface structure of the connecting mechanism of the present utility model;
fig. 4 is a schematic view of a partial plane structure of the connecting mechanism of the present utility model.
In the figure: 1. a main body mechanism; 101. a support column; 102. a metal housing; 103. an air inlet; 104. an air outlet; 105. a seal ring; 106. a sealing gasket; 107. a transfer tube; 2. a connecting mechanism; 201. a first connecting plate; 202. a second connecting plate; 203. a rotating shaft; 204. a limiting block; 205. a splice plate; 206. a disc; 207. a limit groove; 3. a protective mechanism; 301. a dust screen; 302. a coarse filter screen; 303. filtering the cotton core; 304. and (5) a raw material belt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an air inlet unit for screw air compressor machine, including main part mechanism 1, coupling mechanism 2 and protection machanism 3, coupling mechanism 2 is located the inside of main part mechanism 1, and protection machanism 3 is located the inner of main part mechanism 1, and main part mechanism 1 includes support column 101, metal casing 102, air inlet 103 and gas outlet 104, and metal casing 102 fixed mounting is in the upper end of support column 101, and air inlet 103 fixed mounting is in the left end of metal casing 102, and gas outlet 104 fixed mounting is in the rear end of metal casing 102; the main body mechanism 1 further comprises a sealing ring 105, a sealing gasket 106 and an adapter tube 107, the sealing ring 105 is movably mounted at the inner end of the air outlet 104, the sealing gasket 106 is movably mounted at the outer end of the sealing ring 105, the adapter tube 107 is fixedly mounted at the outer end of the air outlet 104, the air inlet device can be externally connected to a factory building through threaded connection of the metal shell 102 and the support column 101 and the adapter tube 107, when the adapter tube 107 is in threaded connection with the air outlet 104, a threaded column penetrates through the sealing gasket 106 and the sealing ring 105, rear threads are screwed, the sealing gasket 106 and the sealing ring 105 are in lamination clamping, and the air tightness of the metal shell 102 and the adapter tube 107 is enhanced while the air compressor is convenient to detach, so that the air suction efficiency of the air compressor is improved.
The connecting mechanism 2 comprises a first connecting plate 201, a second connecting plate 202, a rotating shaft 203, a limiting block 204, a connecting plate 205, a disc 206 and a limiting groove 207, wherein the first connecting plate 201 is fixedly arranged at the inner end of the metal shell 102, the second connecting plate 202 is fixedly arranged below the first connecting plate 201, the rotating shaft 203 is movably arranged at the lower end of the first connecting plate 201, the limiting block 204 is fixedly arranged at the left end of the rotating shaft 203, the connecting plate 205 is fixedly arranged at the outer end of the rotating shaft 203, the disc 206 is fixedly arranged at the lower end of the connecting plate 205, the limiting groove 207 is fixedly arranged at the upper end of the second connecting plate 202, when air is introduced, through the movable connection of the first connecting plate 201 and the rotating shaft 203, the disc 206 is impacted by air, the disc 206 is stressed to drive the rotating shaft 203 to rotate backwards through the connecting plate 205, the opening and closing channels, and the air enters the rotating pipe 107, when the air pump is stopped, the inner air pressure is higher than the outer air pressure, and the limiting block 204 and the limiting groove 207 are propped against the disc 206, so that the air cannot overturn forwards, and the inner air pressure is in a stable state.
The protection mechanism 3 comprises a dustproof net 301, a coarse filter net 302, a filter cotton core 303 and a raw material belt 304, wherein the dustproof net 301 is fixedly arranged at the inner end of the air inlet 103, the coarse filter net 302 is fixedly arranged at the inner end of the metal shell 102, the filter cotton core 303 is fixedly arranged at the right end of the coarse filter net 302, the raw material belt 304 is fixedly arranged at the inner end of the switching tube 107, when an air pump of the air compressor sucks air, air enters the air inlet 103, sundries are firstly intercepted through the dustproof net 301, then flows into the coarse filter net 302 to filter particle impurities carried by the air, the small particle impurities in the air are synchronously filtered once again through the filter cotton core 303, so that the small particle impurities are prevented from entering an air cavity, internal instruments are damaged, the raw material belt 304 is paved at the inner end of an air pipeline, the air tightness between the device and the pipeline is further ensured, and the air compressor is improved, and the working efficiency of the air compressor is improved.
Working principle: through the threaded connection of metal casing 102 and support column 101, transfer pipe 107, make air inlet unit can external to the factory building, transfer pipe 107 threaded connection is when gas outlet 104, pass sealing pad 106 and sealing ring 105 earlier, the back screw is screwed up, sealing pad 106 and sealing ring 105 lamination block, the gas tightness of reinforcing metal casing 102 and transfer pipe 107 when convenient to detach, thereby improve the air compressor's air suction efficiency, during the air inlet, through the swing joint of connecting plate one 201 and pivot 203, the gas impact disc 206, disc 206 atress drives pivot 203 backward rotation through the connecting plate 205, the passageway opens and shuts, the air gets into transfer pipe 107, when the air pump is inhaled and is stopped, the internal air pressure is higher than outside atmospheric pressure, by stopper 204 and spacing groove 207 support disc 206, make it can not overturn forward, thereby complete gas tightness guarantees that inside atmospheric pressure is in steady state, when the air compressor is inhaled, the air enters inside by air inlet 103, intercept debris through dust screen 301 earlier, afterwards flow into coarse strainer 302 filter the particulate impurity that the air carried, the air compressor filters cotton core 303 again with the tiny particle impurity in the air, thereby prevent that it from getting into the inside the pipeline of damage, the inner pipeline has further, the pipeline is laid with the pipeline, the efficiency between the pipeline and the air compressor is further improved, the operation device is guaranteed.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.
Claims (6)
1. The utility model provides an air inlet unit for screw air compressor machine, includes main part mechanism (1), coupling mechanism (2) and protection machanism (3), its characterized in that: the connecting mechanism (2) is positioned in the main body mechanism (1), the protection mechanism (3) is positioned at the inner end of the main body mechanism (1), the main body mechanism (1) comprises a support column (101), a metal shell (102), an air inlet (103) and an air outlet (104), the metal shell (102) is fixedly arranged at the upper end of the support column (101), the air inlet (103) is fixedly arranged at the left end of the metal shell (102), and the air outlet (104) is fixedly arranged at the rear end of the metal shell (102);
the main body mechanism (1) further comprises a sealing ring (105), a sealing gasket (106) and a switching pipe (107), wherein the sealing ring (105) is movably installed at the inner end of the air outlet (104), the sealing gasket (106) is movably installed at the outer end of the sealing ring (105), and the switching pipe (107) is fixedly installed at the outer end of the air outlet (104).
2. The air intake device for a screw air compressor of claim 1, wherein: the connecting mechanism (2) comprises a first connecting plate (201), a second connecting plate (202), a rotating shaft (203), a limiting block (204), a connecting plate (205), a disc (206) and a limiting groove (207), wherein the first connecting plate (201) is fixedly arranged at the inner end of the metal shell (102).
3. The air intake device for a screw air compressor of claim 2, wherein: the second connecting plate (202) is fixedly arranged below the first connecting plate (201), the rotating shaft (203) is movably arranged at the lower end of the first connecting plate (201), and the limiting block (204) is fixedly arranged at the left end of the rotating shaft (203).
4. A screw air compressor air intake device according to claim 3, wherein: the connecting plate (205) is fixedly arranged at the outer end of the rotating shaft (203), the disc (206) is fixedly arranged at the lower end of the connecting plate (205), and the limit groove (207) is fixedly arranged at the upper end of the connecting plate II (202).
5. The air intake device for a screw air compressor of claim 4, wherein: the protection mechanism (3) comprises a dustproof net (301), a coarse filter net (302), a filter cotton core (303) and a raw material belt (304), wherein the dustproof net (301) is fixedly arranged at the inner end of the air inlet (103), and the coarse filter net (302) is fixedly arranged at the inner end of the metal shell (102).
6. The air intake device for a screw air compressor of claim 5, wherein: the filter cotton core (303) is fixedly arranged at the right end of the coarse filter screen (302), and the raw material belt (304) is fixedly arranged at the inner end of the transfer tube (107).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902692.XU CN220396027U (en) | 2023-07-19 | 2023-07-19 | Air inlet device for screw air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902692.XU CN220396027U (en) | 2023-07-19 | 2023-07-19 | Air inlet device for screw air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220396027U true CN220396027U (en) | 2024-01-26 |
Family
ID=89602619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321902692.XU Active CN220396027U (en) | 2023-07-19 | 2023-07-19 | Air inlet device for screw air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220396027U (en) |
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2023
- 2023-07-19 CN CN202321902692.XU patent/CN220396027U/en active Active
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