CN113339262B - Explosion-proof screw air compressor - Google Patents
Explosion-proof screw air compressor Download PDFInfo
- Publication number
- CN113339262B CN113339262B CN202110548694.2A CN202110548694A CN113339262B CN 113339262 B CN113339262 B CN 113339262B CN 202110548694 A CN202110548694 A CN 202110548694A CN 113339262 B CN113339262 B CN 113339262B
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- compression host
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- 230000006835 compression Effects 0.000 claims abstract description 50
- 238000007906 compression Methods 0.000 claims abstract description 50
- 239000002184 metal Substances 0.000 claims abstract description 34
- 229910052751 metal Inorganic materials 0.000 claims abstract description 34
- 230000008878 coupling Effects 0.000 claims abstract description 18
- 238000010168 coupling process Methods 0.000 claims abstract description 18
- 238000005859 coupling reaction Methods 0.000 claims abstract description 18
- 238000009826 distribution Methods 0.000 claims abstract description 17
- 239000003292 glue Substances 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000010009 beating Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 9
- 238000004804 winding Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 230000035939 shock Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000000703 anti-shock Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
- F04C29/005—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Compressor (AREA)
Abstract
The invention discloses an explosion-proof screw air compressor, which comprises an organism and a shell. The explosion-proof motor and the compression host in the machine body are positioned on the same axis, and are fixedly arranged on the front side of the top of the sheet metal base, and a motor coupler at the shaft end in the explosion-proof motor is meshed and connected with a host coupler of the compression host; the oil-gas separator is fixed on a sheet metal base at the rear side of the compression host, the mounting frame is fixed at the rear side of the top of the sheet metal base, and an explosion-proof power distribution device is arranged in the mounting frame; the top of the outer side of the mounting frame is also provided with an air-cooled radiator, and the bottom of the air-cooled radiator is fixedly provided with an explosion-proof exhaust fan; the air filter assembly is arranged at the top of the compression host and is communicated with the compression host. The casing suit is in the outside of organism, is fixed in the top of panel beating base. The device has simple structure and reasonable layout; the coupling glue is arranged between the couplings, so that metal parts can be prevented from being in direct contact, the abrasion consumption of parts is effectively slowed down, sparks are avoided, the safety of the device is enhanced, and the service life is prolonged.
Description
Technical Field
The invention relates to the technical field of air compressors, in particular to an explosion-proof screw air compressor.
Background
An air compressor is a device for compressing a gas, which is constructed similarly to a water pump; most air compressors are reciprocating piston, rotary vane or rotary screw. The air compressor has various types, can be applied to various different scenes, and can be divided into low-noise, variable-frequency, explosion-proof and other air compressors according to different performances; the type can be classified into fixed type, movable type and closed type. In the rotary positive displacement air compressor, two rotors with spiral gears are meshed with each other, so that the volume of the meshing position of the two rotors is reduced from large to small, and the gas is compressed and discharged. The screw compression assembly in the screw air compressor is manufactured by adopting the novel numerical control grinder and is matched with an online laser technology, so that the accurate and incomparable manufacturing tolerance is ensured, and the reliability and performance of the screw compression assembly can ensure that the running cost of the compressor is always extremely low in the service life.
The existing screw air compressor is connected between couplers without protective measures, so that sparks are easily generated due to direct contact during use, the safety is poor, and the connecting position of a pipeline is not provided with explosion-proof measures, so that the stability of pipeline connection is poor.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides an explosion-proof screw air compressor.
In order to solve the technical problems, the invention adopts the following technical scheme: an explosion-proof screw air compressor includes an organism and a housing. The machine body comprises a sheet metal base, an explosion-proof motor, a compression host, an air filter assembly, an oil-gas separator, an explosion-proof exhaust fan, an air-cooled radiator and a mounting frame; the explosion-proof motor, the compression host, the oil-gas separator and the mounting frame are respectively and fixedly arranged on the top surface of the metal plate base, the explosion-proof motor and the compression host are fixedly arranged on the same straight line and positioned on the front side of the top of the metal plate base, and a motor coupler arranged at the end part of an output shaft in the explosion-proof motor is fixedly meshed with a host coupler arranged at the end part of a rotating shaft in the compression host; the oil-gas separator is fixedly arranged on a sheet metal base at the rear side of the compression host, the mounting frame is vertically fixed at the rear side of the top of the sheet metal base, the inside of the mounting frame is hollow, and an explosion-proof power distribution device is fixedly arranged; the top of the mounting frame is also provided with an air-cooled radiator, the air-cooled radiator is fixedly connected with the mounting frame through bolts, the bottom of the air-cooled radiator is fixedly provided with an explosion-proof exhaust fan, and a compressed air outlet is arranged beside the air-cooled radiator; the air filter assembly is fixed at the top of the compression host, the lower end of the air filter assembly is communicated with the compression host, and the upper part of the air filter assembly is provided with an air inlet communicated with the outside.
The shell is formed by welding a front side plate, a left side plate, a rear side plate, a right side plate and an upper side plate, is sleeved on the outer side of the machine body and is fixed above the sheet metal base; the front side plate of the shell is provided with a protective door, and the protective door is opposite to the mounting frame.
Further, a motor bracket matched with the explosion-proof motor is arranged at the bottom of the explosion-proof motor, the motor bracket is fixedly arranged on the metal plate base through bolts, and a shockproof pad foot is arranged between the motor bracket and the metal plate base; the bottom of the compression host is provided with a compressor bracket, and a shockproof pad foot is arranged between the compressor bracket and the sheet metal base.
Further, the end part of an output shaft of the explosion-proof motor is in threaded connection with a motor coupler, a center support is arranged on the outer side of the motor coupler, and the center support is fixedly arranged on the explosion-proof motor; coupling glue is arranged between the motor coupling and the main machine coupling.
Preferably, the central axis of the motor coupler is coincident with the central axis of the main machine coupler.
Further, an explosion-proof coil and an air inlet valve are arranged at the joint of the air filter assembly and the top of the compression host machine, and sealing treatment is carried out.
Further, through holes are formed in the side wall of the mounting frame, and a plurality of explosion-proof pipelines penetrate through the through holes and are communicated with the explosion-proof power distribution device; the compression host is respectively communicated with the upper part of the oil-gas separator, the explosion-proof power distribution device and the air-cooled radiator through explosion-proof pipelines, and the top end of the oil-gas separator is respectively communicated with the explosion-proof power distribution device and the air-cooled radiator through the explosion-proof pipelines.
Preferably, the vertical central line of the air-cooled radiator coincides with the vertical central line of the explosion-proof exhaust fan.
Further, an air inlet hole is formed in the left side plate of the shell and corresponds to an air inlet on the air filter assembly; the lower part of the right side plate is provided with a heat radiation opening, and the upper part of the right side plate is provided with an air outlet hole which corresponds to an air outlet at the side of the air-cooled radiator; the upper side plate is provided with uniformly arranged radiating holes which are opposite to the air-cooled radiator.
Further, the protective door is connected with the front side plate through a hinge, and an operation control window and an installation locking lock are arranged on the protective door; the lower end of the right side plate of the shell is also provided with a line access through hole.
Compared with the prior art, the invention has the following beneficial effects:
1. the device reduces resonance among the explosion-proof motor, the compression host and the sheet metal base through the motor bracket and the compressor bracket and by matching with the use of the shockproof pad feet, and slows down mutual vibration abrasion between the explosion-proof motor, the compression host and the sheet metal base; and then the air cooling radiator and the explosion-proof exhaust fan are used for carrying out air cooling heat dissipation on the whole device, so that the heat generated in the working process is reduced.
2. The coupling glue is arranged between the motor coupling and the main machine coupling, so that the motor coupling and the main machine coupling can be effectively prevented from being in direct contact, sparks are prevented from being generated between metals, and the safety of the device is enhanced; meanwhile, the arrangement of the center support can protect the joint of the motor coupler and the main machine coupler.
3. The device has the advantages of simple structure, reasonable layout, full utilization of each space, convenient manufacturing and installation and later maintenance, low cost and suitability for manufacturing, popularization and use.
Drawings
FIG. 1 is a schematic view of the whole structure of a machine body in the invention;
fig. 2 is a schematic diagram of the front structure of the explosion-proof motor in the present invention;
FIG. 3 is a right side view of the housing of the present invention;
FIG. 4 is a front view of the housing of the present invention;
FIG. 5 is a top view of the housing of the present invention;
FIG. 6 is a front, semi-sectional view of the housing of the present invention;
in the figure: 1. the air conditioner comprises a sheet metal base, 2, an explosion-proof motor, 3, a compression host, 4, an oil-gas separator, 5, an air filter assembly, 6, a mounting rack, 7, an air-cooled radiator, 8, an explosion-proof exhaust fan, 9, a central support, 10, a motor support, 11, a compressor support, 12, an anti-shock pad foot, 13, an explosion coil, 14, an explosion-proof pipeline, 15, an air inlet, 16, a compressed air outlet, 17, an explosion-proof power distribution device, 18, a protective door, 19, an upper side plate, 20, a right side plate, 21, a heat dissipation opening, 22, an air outlet hole, 23, a heat dissipation hole, 24, a host coupler, 25, a motor coupler, 26, an air inlet valve, 27, a casing grounding jack, 28, a hinge, 29, a control window, 30 and a line inlet and outlet through hole.
Detailed Description
It should be noted that, in the present invention, terms such as "upper", "lower", "left", "right", "front", "rear", "coaxial", "bottom", "top", "one end", "the other end", "one side", "front", "two ends", etc. refer to the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are merely relational terms determined for convenience in describing the structural relationships of the components of the present invention, and do not particularly denote that any one component, device or element of the present invention must have a specific direction, be configured and operated in a specific direction, and should not be construed as limiting the present invention.
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings:
referring to fig. 1 to 6, an explosion-proof screw air compressor includes an organic body and a casing. The machine body comprises a sheet metal base 1, an explosion-proof motor 2, a compression host 3, an air filter assembly 5, an oil-gas separator 4, a mounting frame 6, an air cooling radiator 7 and an explosion-proof exhaust fan 8; the sheet metal base 1 is located the lower extreme of whole device, gives the sufficient support and the fixed of whole device, and its up end is equipped with a plurality of bolt holes that are used for connecting fixedly. Referring to fig. 1, an explosion-proof motor 2 and a compression host 3 are fixedly installed on the front side of the upper end surface of a sheet metal base 1, and an output shaft of the explosion-proof motor 2 and a rotating shaft of the compression host 3 are positioned on the same horizontal axis and are in meshed connection through a coupler; the top end of the compression host 3 is fixedly connected with an air filter assembly 5, an explosion-proof coil 13 and an air inlet valve 26 are fixedly arranged between the air filter assembly 5 and the compression host 3, the air inlet valve 26 is used for controlling the on-off between the air filter assembly 5 and the compression host 3 in real time, and an air inlet 15 is formed in the right side of the upper part of the air filter assembly 5; the oil-gas separator 4 is fixedly arranged on the sheet metal base 1 and is positioned behind the compression host 3; the mounting frame 6 is of a cuboid structure, is vertically fixed on the rear side of the upper end face of the sheet metal base 1, is hollow in the interior and is open at the rear end, an explosion-proof power distribution device 17 is fixedly mounted on the inner side wall of the mounting frame 6, an air cooling radiator 7 is arranged at the top end of the outer side of the mounting frame 6, and the air cooling radiator 7 is fixedly connected with the mounting frame 6 through bolts; an explosion-proof exhaust fan 8 is arranged at the bottom of the air-cooled radiator 7, and the vertical central axis of the explosion-proof exhaust fan 8 coincides with the vertical central axis of the air-cooled radiator 7; a compressed air outlet 16 is arranged beside the air-cooled radiator 7.
The bottom of the explosion-proof motor 2 is provided with a motor bracket 10, the motor bracket 10 is a ship-shaped bracket, an arc-shaped groove which is in contact with the explosion-proof motor 2 just clamps the bottom of the explosion-proof motor 2 and is matched with the explosion-proof motor, and the motor bracket 10 is provided with a fixing hole for being fixedly connected with the sheet metal base 1 through a bolt; shock pad feet 12 are also installed at two ends of the motor support 10, and the shock pad feet 12 are clamped between the motor support 10 and the sheet metal base 1. The bottom of compression host computer 3 is equipped with compressor support 11, and compressor support 11 is L angle bar, and its upper end fixed connection is in the bottom of compression host computer 3, and the lower diaphragm is equipped with the bolt hole, installs shock pad foot 12 at compressor support 11's lower terminal surface, makes and forms the bradyseism space with panel beating base 1 between. The shock pad foot 12 is made of an elastic material, such as a rubber material. Referring to fig. 2, the motor coupler 25 is fixedly mounted at the output shaft end of the explosion-proof motor 2, the motor coupler 25 is in threaded connection with the output shaft of the explosion-proof motor 2, the movable end of the motor coupler 25 is engaged with the main machine coupler 24, the central axis of the motor coupler 25 is coincident with the central axis of the main machine coupler 24, and coupling glue is further coated between the main machine coupler 24 and the motor coupler 25, so that the motor coupler 25 and the main machine coupler 24 can be effectively prevented from being in direct metal contact in the operation process, sparks are avoided, and the safety of the device is enhanced. The outside at the shaft coupling hookup location is equipped with center support 9, center support 9 is round platform form, both ends opening, inside cavity, and wherein one end passes through the bolt fastening on the disc of explosion-proof motor 2 pivot end, and the other end is connected to compression host computer 3, wraps up motor shaft coupling 25 and host computer shaft coupling 24 in the centre, is equipped with the side opening of mutual symmetry on the lateral wall of center support 9 simultaneously, slows down the resonance between explosion-proof motor 2 and the compression host computer 3 to can observe the running state and the wearing and tearing condition of shaft coupling in real time, make real-time maintenance and overhaul.
The above structures are connected with each other through an explosion-proof pipeline 14. The right end of the compression host 3 is communicated with an explosion-proof distribution device 17 through an explosion-proof winding connecting pipe, the explosion-proof distribution device 17 is communicated with the oil-gas separator 4 through an explosion-proof winding connecting pipe, the top end of the oil-gas separator 4 is also communicated with the air-cooled radiator 7 through an explosion-proof winding connecting pipe, the air-cooled radiator 7 is communicated with the compression host 3 through an oil inlet pipe, the compression host 3 is also communicated with the upper part of the oil-gas separator 4 through an explosion-proof winding connecting pipe, the explosion-proof distribution device 17 is further communicated with an explosion-proof exhaust fan 8 through an explosion-proof winding connecting pipe, the air-cooled radiator 7 is further communicated with the oil-gas separator 4 through an oil outlet pipe, the explosion-proof distribution device 17 is also communicated with the explosion-proof motor 2 through an explosion-proof winding connecting pipe, the top end of the oil-gas separator 4 is communicated with the compression host 3 through an oil return pipe, and the upper part of the oil outlet pipe of the oil-gas separator 4 is also connected and installed with an oil grid.
The outside of above-mentioned organism sets up the casing for protect the inside device of this device, the casing is formed by preceding curb plate, left side board, posterior lateral plate, right side board 20 and upper side board 19 mutual welding in proper order, is the box structure, and the lower extreme of casing carries out fixed connection through bolt and panel beating base 1. As shown in fig. 4, a protective door 18 is arranged on a front side plate of the casing, the protective door 18 is double-open, two side edges of the protective door 18 are respectively connected with the front side plate through hinges 28, and a control window 29 for operation and a locking lock for controlling the opening and closing of a door body are also arranged on the protective door 18; the protective door 18 is opposite to the mounting frame 6 in the machine body, and can monitor the explosion-proof power distribution device 17 in real time through the control window 29. Referring to fig. 3, a right side plate 20 of the casing is provided with a heat dissipation opening 21 and an air outlet 22, the heat dissipation opening 21 is positioned at the lower part of the right side plate 20 and is opposite to the tail end of the explosion-proof motor 2, and the heat dissipation opening is in a shutter structure; the air outlet hole 22 is arranged at the upper part of the right side plate 20 and corresponds to the compressed air outlet 16 at the side edge of the air-cooled radiator 7; the bottom end of the right side plate 20 is also provided with a line access hole 30 and a casing grounding jack 27 respectively for communicating an external power supply to supply electric energy and avoiding static electricity, so as to ensure the safety of electricity utilization. Referring to fig. 5, the upper side plate 19 is provided with evenly arranged heat dissipation holes 23, and the heat dissipation holes 23 are opposite to the air-cooled heat sink 7. The left side plate of the machine shell is also provided with an air inlet hole corresponding to the air inlet 15 on the air filter assembly 5.
Preferably, the explosion-proof motor 2 is an explosion-proof three-phase asynchronous motor.
When the air filter is used, the power supply is connected, air enters the air filter assembly 5 through the air inlet 15, the air is filtered by the air filter assembly 5, the air inlet valve 26 is opened to enable the air filter assembly 5 to be communicated with the compression host 3, the filtered air enters the compression host 3, the purpose of air compression is achieved through the cooperation between the explosion-proof motor 2 and the compression host 3, and the air is discharged through the compressed air outlet 16. In the process, the anti-explosion power distribution device 17 monitors the running state of the whole device in real time, and is powered off in real time once the situation occurs, so that the safety is ensured; the air-cooled radiator 7 and the explosion-proof exhaust fan 8 perform air-cooled heat dissipation on the whole device, so that the usable time limit of the device is prolonged.
Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Finally, it should be noted that the foregoing description of the embodiments is only for illustrating the technical solution of the present invention, and is not intended to limit the present invention, but is not limited to the foregoing examples, and the present invention is also intended to be limited to the modifications, adaptations, additions or substitutions made by those skilled in the art within the spirit and scope of the present invention.
Claims (7)
1. An explosion-proof screw air compressor, characterized in that: the air filter comprises an organism and a shell, wherein the organism comprises a sheet metal base, an explosion-proof motor, a compression host, an air filter assembly, an oil-gas separator, an explosion-proof exhaust fan, an air-cooled radiator and a mounting rack; the explosion-proof motor, the compression host, the oil-gas separator and the mounting frame are respectively and fixedly arranged on the top surface of the metal plate base, the explosion-proof motor and the compression host are fixedly arranged on the same straight line and positioned on the front side of the top of the metal plate base, and a motor coupler arranged at the end part of an output shaft in the explosion-proof motor is fixedly meshed with a host coupler arranged at the end part of a rotating shaft in the compression host; the oil-gas separator is fixedly arranged on a sheet metal base at the rear side of the compression host, the mounting frame is vertically fixed at the rear side of the top of the sheet metal base, the inside of the mounting frame is hollow, and an explosion-proof power distribution device is fixedly arranged; the top of the mounting frame is also provided with an air-cooled radiator, the air-cooled radiator is fixedly connected with the mounting frame through bolts, the bottom of the air-cooled radiator is fixedly provided with an explosion-proof exhaust fan, and a compressed air outlet is arranged beside the air-cooled radiator; the air filter assembly is fixed at the top of the compression host, the lower end of the air filter assembly is communicated with the compression host, and the upper part of the air filter assembly is provided with an air inlet communicated with the outside;
the side wall of the mounting frame is provided with a through hole, and a plurality of explosion-proof pipelines penetrate through the through hole and are communicated with the explosion-proof power distribution device; the compression host is respectively communicated with the upper part of the oil-gas separator, the explosion-proof power distribution device and the air-cooled radiator through explosion-proof pipelines, and the top end of the oil-gas separator is respectively communicated with the explosion-proof power distribution device and the air-cooled radiator through the explosion-proof pipelines;
the shell is formed by welding a front side plate, a left side plate, a rear side plate, a right side plate and an upper side plate, is sleeved on the outer side of the machine body and is fixed above the sheet metal base; the front side plate of the shell is provided with a protective door, and the protective door is opposite to the mounting frame;
the end part of the output shaft of the explosion-proof motor is in threaded connection with a motor coupler, a center support is arranged on the outer side of the motor coupler, and the center support is fixedly arranged on the explosion-proof motor; coupling glue is arranged between the motor coupling and the main machine coupling; side holes which are symmetrical to each other are formed in the side wall of the center support, and resonance between the explosion-proof motor and the compression host is relieved.
2. An explosion-proof screw air compressor as set forth in claim 1, wherein: the bottom of the explosion-proof motor is provided with a motor bracket matched with the explosion-proof motor, the motor bracket is fixedly arranged on the sheet metal base through bolts, and a shockproof pad foot is arranged between the motor bracket and the sheet metal base; the bottom of the compression host is provided with a compressor bracket, and a shockproof pad foot is arranged between the compressor bracket and the sheet metal base.
3. An explosion-proof screw air compressor as set forth in claim 1, wherein: the central axis of the motor coupler is coincident with the central axis of the main machine coupler.
4. An explosion-proof screw air compressor as set forth in claim 1, wherein: and an explosion-proof coil and an air inlet valve are arranged at the joint of the air filter assembly and the top of the compression host machine for sealing treatment.
5. An explosion-proof screw air compressor as set forth in claim 1, wherein: the vertical central line of the air-cooled radiator coincides with the vertical central line of the explosion-proof exhaust fan.
6. An explosion-proof screw air compressor as set forth in claim 1, wherein: an air inlet hole is formed in the left side plate of the shell and corresponds to an air inlet on the air filter assembly; the lower part of the right side plate is provided with a heat radiation opening, and the upper part of the right side plate is provided with an air outlet hole which corresponds to an air outlet at the side of the air-cooled radiator; the upper side plate is provided with uniformly arranged radiating holes which are opposite to the air-cooled radiator.
7. An explosion-proof screw air compressor as set forth in claim 1, wherein: the protective door is connected with the front side plate through a hinge, and is provided with an operation control window and an installation locking lock; the lower end of the right side plate of the shell is also provided with a line access through hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110548694.2A CN113339262B (en) | 2021-05-20 | 2021-05-20 | Explosion-proof screw air compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110548694.2A CN113339262B (en) | 2021-05-20 | 2021-05-20 | Explosion-proof screw air compressor |
Publications (2)
Publication Number | Publication Date |
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CN113339262A CN113339262A (en) | 2021-09-03 |
CN113339262B true CN113339262B (en) | 2023-07-25 |
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ID=77469691
Family Applications (1)
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CN203604208U (en) * | 2013-12-10 | 2014-05-21 | 郑州永邦机器有限公司 | Air compressor |
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CN208996898U (en) * | 2018-09-13 | 2019-06-18 | 中山市德奥克机械设备制造有限公司 | Permanent magnet variable frequency air compressor |
CN208966507U (en) * | 2018-09-13 | 2019-06-11 | 中山市德奥克机械设备制造有限公司 | Energy-concerving and environment-protective permanent magnetism frequency conversion air compressor machine |
CN211777992U (en) * | 2019-08-27 | 2020-10-27 | 力达(中国)机电有限公司 | Direct-connection transmission variable-frequency screw air compressor |
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