CN108571436A - Minitype high-pressure air compressor - Google Patents
Minitype high-pressure air compressor Download PDFInfo
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- CN108571436A CN108571436A CN201810594227.1A CN201810594227A CN108571436A CN 108571436 A CN108571436 A CN 108571436A CN 201810594227 A CN201810594227 A CN 201810594227A CN 108571436 A CN108571436 A CN 108571436A
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- air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B25/00—Multi-stage pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
- F04B39/066—Cooling by ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/122—Cylinder block
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/16—Filtration; Moisture separation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
- F04B49/022—Stopping, starting, unloading or idling control by means of pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of Minitype high-pressure air compressors, including shell and the air compressing mechanism in the shell and driving mechanism, air compressing mechanism includes low pressure (LP) cylinder, high pressure cylinder, first piston, second piston, piston rod and pressurized cylinder, driving mechanism drive link drives first piston and second piston to do piston motion in the annular piston chamber and high pressure cylinder between low pressure (LP) cylinder and high pressure cylinder respectively, so that air completes one stage of compression in annular piston intracavitary, two-stage compression is completed in pressurized cylinder, and three stage compression is completed in high pressure cylinder.The present invention can realize the three stage compression of air, and maximum working pressure (MWP) is big, and small, light-weight, easy to carry, at low cost.
Description
Technical field
The present invention relates to a kind of air compressors, more particularly to a kind of Minitype high-pressure air compressor.
Background technology
Air compressor is a kind of device for compressed gas, is widely used in people’s lives, production.Three-level
Air compressor is widely used in because the air pressure of its compression is big in industrial production, however existing three-level air compresses
Machine is typically provided with three compression cylinders, and volume is big, and weight is big, of high cost, it has not been convenient to it carries, thus it shoots in such as air gun
The application of the sphere of life such as movement and diving activity is unable to get popularization.
Invention content
For the defects in the prior art, the present invention provides a kind of small, light-weight, easy to carry and at low cost
Minitype high-pressure air compressor.
The present invention provides a kind of Minitype high-pressure air compressors, including shell and the air pressure in the shell
Contracting mechanism and driving mechanism；The air compressing mechanism includes low pressure (LP) cylinder, high pressure cylinder, first piston, second piston, piston rod
And pressurized cylinder；The high pressure cylinder is co-axially located in low pressure (LP) cylinder, and high pressure cylinder is fixed on the first end of low pressure (LP) cylinder so that low pressure
Annular piston chamber is formed between cylinder and high pressure cylinder, the first piston is mounted on the annular piston intracavitary, by the annular piston
Chamber is divided into induction chamber and plenum chamber, and the second piston is mounted in high pressure cylinder；The piston rod from low pressure (LP) cylinder second
End penetrates low pressure (LP) cylinder, and there is the inner segment of piston rod housing and interior bar, the housing of the piston rod to be sleeved on outside high pressure cylinder simultaneously
It is connected with first piston, the interior bar of the piston rod is inserted into high pressure cylinder and is connected with second piston；The first of the low pressure (LP) cylinder
End is provided with induction chamber air inlet, high pressure cylinder air inlet and high pressure cylinder gas outlet, and the second end of low pressure (LP) cylinder, which is provided with, calms the anger
Room gas outlet, is respectively arranged with pressurized cylinder air inlet and pressurized cylinder gas outlet on pressurized cylinder, the pressurized cylinder air inlet with calm the anger
Connected respectively by gas pipeline between the gas outlet of room and between pressurized cylinder gas outlet and high pressure cylinder air inlet, the induction chamber into
Gas port is provided with the first check valve, and the second check valve of connection induction chamber and plenum chamber is provided on the first piston, described
Third check valve, the pressurized cylinder gas outlet and high pressure cylinder air inlet are provided between plenum chamber gas outlet and pressurized cylinder air inlet
Between be provided with the 4th check valve, the high pressure cylinder gas outlet is provided with the 5th check valve；The driving mechanism is for the company of driving
Bar drives first piston and second piston to do piston motion in annular piston chamber and high pressure cylinder respectively.
When work, driving mechanism drives first piston and second piston back and forth to be transported in annular piston chamber and high pressure cylinder respectively
It is dynamic.When first piston and second piston are moved to the second end of low pressure (LP) cylinder, the first check valve is opened, and the second check valve closes
It closes, extraneous air sucks induction chamber from the first check valve, and the air of plenum chamber is compressed by first piston, and air is in plenum chamber
Complete one stage of compression, calm the anger after the compression to a certain extent of indoor air, third check valve is opened, the air through one stage of compression from
Third check valve constantly enters pressurized cylinder, and air completes two-stage compression in pressurized cylinder, while the 4th check valve is opened, through two level
The air of compression enters high pressure cylinder from the 4th check valve；When first piston and second piston are moved to the first end of low pressure (LP) cylinder
When, the first check valve and third closed check valve, the second check valve are opened, and at this moment, the indoor air of air-breathing is from the second check valve
Into plenum chamber, while the 4th closed check valve, the 5th check valve are opened, and the air in high pressure cylinder is compressed by second piston, empty
Gas completes three stage compression in high pressure cylinder.Therefore, using such structure, it can be achieved that the three stage compression of air, maximum working pressure
Power can reach 300bar, relative to traditional three-stage air compressor, structure closely, small volume, very light in weight
(can reach 8 kilograms or so), very convenient to carry, the cost of manufacture is also relatively low.
Further, the driving mechanism includes drive motor, swing arm and sliding block, the output shaft and pendulum of the drive motor
The input terminal of arm is sequentially connected, and the outer end of the sliding block and piston rod connects, and pendulum slot, the output end of swing arm are provided on sliding block
It is slidably connected with the pendulum slot on sliding block.The input terminal and output end of swing arm be not coaxial, and drive motor drives the output end pendulum of swing arm
Dynamic, the output end of swing arm slides in the pendulum slot of sliding block, while with movable slider and piston rod axially reciprocating, to drive
First piston and second piston make reciprocating-piston movement.
Further, it is provided with DC source socket and AC power supply jack outside the shell, the drive motor is straight
Flow gear motor, the DC source socket is electrically connected with drive motor, the AC power supply jack by power supply changeover device and
Drive motor is electrically connected.By the way that power supply changeover device is arranged, AC power and DC power supply can be applicable in, and met vehicle-mounted field and used
With the indoor requirement used.
Further, oil water separator is installed, the oil water separator passes through high pressure condenser pipe and institute on the shell
It states high pressure cylinder gas outlet to be connected, oil water separator is relatively set with external gas nozzle and the first tapping valve up and down.By the way that grease is arranged
The grease of separator, condensation is accumulated in the lower part of oil water separator, and clean pressure-air is exported from external gas nozzle, the oil accumulated
Water can be discharged from the first tapping valve.
Further, the high pressure condenser pipe is the copper pipe in spiral wound.High pressure condenser pipe uses the copper of spiral wound
Pipe, increases the flow path of pressure-air, pressure-air is made to be fully cooled, grease is sufficiently separated.
Further, further include controller, adjustable pressure table is provided on the oil water separator, when pressure reaches adjustable
When the setting value of pressure gauge, the controller control driving mechanism is stopped.Using such design, output can be set
Air pressure.
Further, further include alarm, the first end of the low pressure (LP) cylinder is equipped with temperature sensor, works as temperature sensing
When the temperature of device induction is higher or lower than setting value, controller controls alarm equipment alarm.It, being capable of high temperature report using such design
It is alert, it is ensured that safe operation.
Further, it is provided with high-voltage explosion-proof valve on the oil water separator, low-voltage explosion-proof is provided on the pressurized cylinder
Valve.By the way that high-voltage explosion-proof valve and low-voltage explosion-proof valve is arranged, there is explosion prevention function, it is ensured that safe to use.
Further, filter cotton is provided in the pressurized cylinder, compressed air enters supercharging from the lower section of the filter cotton
Pressurized cylinder is discharged from the top of filter cotton in cylinder, and the bottom of pressurized cylinder is provided with the second tapping valve.It, can by the way that filter cotton is arranged
Filter out the grease of air one stage of compression and two-stage compression condensation, it is ensured that the air for entering high pressure cylinder is clean.
Further, high speed fan is installed, air compressing mechanism is blowed in the high speed fan in the shell
Heat dissipation, the periphery of the low pressure (LP) cylinder is additionally provided with helicitic texture.Using such structure, the effect of machine heat dissipation is good.
Beneficial effects of the present invention are embodied in：When work, driving mechanism drives first piston and second piston respectively in ring
It is moved back and forth in shape plunger shaft and high pressure cylinder.When first piston and second piston are moved to the second end of low pressure (LP) cylinder, first
Check valve is opened, the second closed check valve, and extraneous air sucks induction chamber from the first check valve, and the air of plenum chamber is by first
Piston compresses, and air completes one stage of compression in plenum chamber, after indoor air compression to a certain extent of calming the anger, third check valve
It opens, the air through one stage of compression constantly enters pressurized cylinder from third check valve, and air completes two-stage compression in pressurized cylinder, together
When the 4th check valve open, the air through two-stage compression enters high pressure cylinder from the 4th check valve；When first piston and second piston
When being moved to the first end of low pressure (LP) cylinder, the first check valve and third closed check valve, the second check valve are opened, at this moment, air-breathing
Indoor air enters plenum chamber, while the 4th closed check valve from the second check valve, and the 5th check valve is opened, in high pressure cylinder
Air is compressed by second piston, and air completes three stage compression in high pressure cylinder.Therefore, using such structure, it can be achieved that air
Three stage compression, maximum working pressure (MWP) can reach 300bar, and relative to traditional three-stage air compressor, structure is very tight
It gathers, small volume, very light in weight (can reach 8 kilograms or so), very convenient to carry, and the cost of manufacture is also relatively low.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Attached drawing needed in embodiment is briefly described.In all the appended drawings, similar device or part are generally by class
As reference numeral identify.In attached drawing, each device or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of the outside of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram (removing shell) of the inside of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the air compressing mechanism and driving mechanism of the embodiment of the present invention；
Fig. 4 moves to section view when the first end of low pressure (LP) cylinder for the first piston and second piston of the embodiment of the present invention
Figure；
Fig. 5 moves to section view when the second end of low pressure (LP) cylinder for the first piston and second piston of the embodiment of the present invention
Figure；
Fig. 6 is the sectional view of the pressurized cylinder of the embodiment of the present invention；
Fig. 7 is the sectional view of the oil water separator of the embodiment of the present invention.
In attached drawing, 1 indicates shell；21 indicate low pressure (LP) cylinder；211 indicate induction chamber；2111 indicate induction chamber air inlet；212
Indicate plenum chamber；2121 indicate plenum chamber gas outlet；22 indicate high pressure cylinder；221 indicate high pressure cylinder air inlet；222 indicate high pressure
Cylinder gas outlet；23 indicate first piston；24 indicate second piston；25 indicate piston rod；251 indicate housing；In 252 expressions
Bar；26 indicate pressurized cylinder；261 indicate pressurized cylinder air inlet；262 indicate pressurized cylinder gas outlet；263 indicate low-voltage explosion-proof valve；264
Indicate filter cotton；265 indicate the second tapping valve；27 indicate gas pipeline；281 indicate the first check valve；282 indicate that second is unidirectional
Valve；283 indicate third check valve；284 indicate the 4th check valve；285 indicate the 5th check valve；31 indicate drive motor；32 tables
Show swing arm；33 indicate sliding block；331 indicate pendulum slot；41 indicate DC source socket；42 indicate AC power supply jack；5 indicate grease
Separator；51 indicate high pressure condenser pipe；52 indicate external gas nozzle；53 indicate the first tapping valve；54 indicate adjustable pressure table；55 tables
Show high-voltage explosion-proof valve；6 indicate temperature sensor；7 indicate high speed fan.
Specific implementation mode
The embodiment of technical solution of the present invention is described in detail below in conjunction with attached drawing.Following embodiment is only used for
Clearly illustrate technical scheme of the present invention, therefore be only used as example, and the protection model of this patent cannot be limited with this
It encloses.
As shown in figs 1 to 6, an embodiment of the present invention provides a kind of Minitype high-pressure air compressor, including shell 1 and
Air compressing mechanism and driving mechanism in the shell 1.
Air compressing mechanism includes low pressure (LP) cylinder 21, high pressure cylinder 22, first piston 23, second piston 24,25 and of piston rod
Pressurized cylinder 26；High pressure cylinder 22 is co-axially located in low pressure (LP) cylinder 21, and high pressure cylinder 22 is fixed on the first end of low pressure (LP) cylinder 21 so that
Annular piston chamber is formed between low pressure (LP) cylinder 21 and high pressure cylinder 22, first piston 23 is mounted on the annular piston intracavitary, by the ring
Shape plunger shaft is divided into induction chamber 211 and plenum chamber 212, and second piston 24 is mounted in high pressure cylinder 22；Piston rod 25 is from low
Second end of cylinder pressure 21 penetrates low pressure (LP) cylinder 21, and the inner segment of piston rod 25 has housing 251 and interior bar 252, piston rod 25
Housing 251 to be sleeved on high pressure cylinder 22 outer and be connected with first piston 23, the insertion high pressure cylinder 22 of interior bar 252 of piston rod 25 and with
Second piston 24 is connected；First end of low pressure (LP) cylinder 21 is provided with induction chamber air inlet 2111, high pressure cylinder air inlet 221 and high pressure
Second end of cylinder gas outlet 222, low pressure (LP) cylinder 21 is provided with plenum chamber gas outlet 2121, and supercharging is respectively arranged on pressurized cylinder 26
Cylinder air inlet 261 and pressurized cylinder gas outlet 262, between pressurized cylinder air inlet 261 and plenum chamber gas outlet 2121 and pressurized cylinder
It is connected respectively by gas pipeline 27 between 22 air inlet of gas outlet 262 and high pressure cylinder, induction chamber air inlet 2111 is provided with first
Check valve 281 is provided with the second check valve 282 of connection induction chamber 211 and plenum chamber 212 on first piston 23, and plenum chamber goes out
Third check valve 283, pressurized cylinder gas outlet 262 and high pressure cylinder air inlet are provided between gas port 2121 and pressurized cylinder air inlet 261
It is provided with the 4th check valve 284 between mouthfuls 221, high pressure cylinder gas outlet 222 is provided with the 5th check valve 285, and the of the present embodiment
Three check valves 283 are mounted at pressurized cylinder air inlet 261, and the 4th check valve 284 is mounted at high pressure cylinder air inlet 221.
Driving mechanism drives first piston 23 and second piston 24 respectively in annular piston chamber and high pressure for drive link
Piston motion is done in cylinder 22.Specifically, driving mechanism includes drive motor 31, swing arm 32 and sliding block 33, drive motor 31 it is defeated
Shaft and the input terminal of swing arm 32 are sequentially connected, and sliding block 33 is connect with the outer end of piston rod 25, and pendulum slot is provided on sliding block 33
331, the output end of swing arm 32 is slidably connected with the pendulum slot 331 on sliding block 33.The input terminal and output end of swing arm 32 be not coaxial, drives
Dynamic motor 31 drives the output end of swing arm 32 to swing, and output end sliding in the pendulum slot 331 of sliding block 33 of swing arm 32 drives simultaneously
25 axially reciprocating of sliding block 33 and piston rod, to drive first piston 23 and second piston 24 to make reciprocating-piston movement.
When work, driving mechanism drives first piston 23 and second piston 24 respectively in annular piston chamber and high pressure cylinder 22
It moves back and forth.When first piston 23 and second piston 24 are moved to the second end of low pressure (LP) cylinder 21, the first check valve 281 is beaten
It opens, the second check valve 282 is closed, and extraneous air sucks induction chamber 211, the air quilt of plenum chamber 212 from the first check valve 281
First piston 23 compresses, and air completes one stage of compression in plenum chamber 212, and the air compression in plenum chamber 212 is to a certain extent
Afterwards, third check valve 283 is opened, and the air through one stage of compression constantly enters pressurized cylinder 26 from third check valve 283, and air is increasing
Two-stage compression is completed in cylinder pressure 26, while the 4th check valve 284 is opened, the air through two-stage compression from the 4th check valve 284 into
Enter high pressure cylinder 22；When first piston 23 and second piston 24 are moved to the first end of low pressure (LP) cylinder 21,281 He of the first check valve
Third check valve 283 is closed, and the second check valve 282 is opened, and at this moment, the air in induction chamber 211 enters from the second check valve 282
Plenum chamber 212, while the 4th check valve 284 is closed, the 5th check valve 285 is opened, and the air in high pressure cylinder 22 is by second piston
24 compressions, air complete three stage compression in high pressure cylinder 22.Therefore, using such structure, it can be achieved that the three stage compression of air,
Maximum working pressure (MWP) can reach 300bar, relative to traditional three-stage air compressor, structure closely, volume compared with
Small, very light in weight (can reach 8 kilograms or so), very convenient to carry, and the cost of manufacture is also relatively low.
In the present embodiment, it is provided with DC source socket 41 and AC power supply jack 42 outside shell 1, drive motor 31 is
12V DC gear motor, DC source socket 41 are electrically connected with drive motor 31, and AC power supply jack 42 passes through 220V/110V
Turn 12V power supply changeover devices to be electrically connected with drive motor 31.By the way that power supply changeover device is arranged, AC power and DC power supply can fit
With, meet vehicle-mounted field use and the indoor requirement used.
In the present embodiment, oil water separator 5 is installed, oil water separator 5 passes through high pressure condenser pipe 51 and height on shell 1
Cylinder pressure gas outlet 222 is connected, and about 5 oil water separator is relatively set with external gas nozzle 52 and the first tapping valve 53, passes through setting
The grease of oil water separator 5, condensation is accumulated in the lower part of oil water separator 5, and clean pressure-air is exported from external gas nozzle 52,
The grease accumulated can be discharged from the first tapping valve 53.The high pressure condenser pipe 51 of the present embodiment is the copper pipe in spiral wound, this
Sample can increase the flow path of pressure-air, and pressure-air is made to be fully cooled, and grease is sufficiently separated.
The present embodiment further includes controller and alarm, and adjustable pressure table 54 is provided on oil water separator 5, when pressure reaches
To adjustable pressure table 54 setting value when, controller control driving mechanism be stopped, the air pressure of output can be set in this way
Power.First end of low pressure (LP) cylinder 21 is equipped with temperature sensor 6, when the temperature that temperature sensor 6 incudes is higher or lower than setting
When value, controller control alarm equipment alarm, alarm is specially buzzer, in this way can high temperature alarm, meanwhile, alarm may be used also
With low pressure alarming or alarm for high voltage, it is ensured that safe operation.
In addition, being provided with high-voltage explosion-proof valve 55 on oil water separator 5, it is provided with low-voltage explosion-proof valve 263 on pressurized cylinder 26, leads to
Setting high-voltage explosion-proof valve 55 and low-voltage explosion-proof valve 263 are crossed, there is explosion prevention function, it is ensured that safe to use.It is provided in pressurized cylinder 26
Filter cotton 264, compressed air enter pressurized cylinder 26 from the lower section of filter cotton 264, and pressurized cylinder is discharged from the top of filter cotton 264
26, the bottom of pressurized cylinder 26 is provided with the second tapping valve 265, by the way that filter cotton 264 is arranged, can filter out air one stage of compression
With the grease of two-stage compression condensation, it is ensured that the air for entering high pressure cylinder 22 is clean.High speed fan 7, high speed winds are installed in shell 1
Heat dissipation is blowed in 7 pairs of air compressing mechanisms of fan, and the periphery of low pressure (LP) cylinder 21 is additionally provided with helicitic texture, such structure heat dissipation
Effect is good.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It is still
Either which part or all technical features can be carried out so that technical scheme described in the above embodiments is modified
Equivalent replacement；And these modifications or replacements, it does not separate the essence of the corresponding technical solution various embodiments of the present invention technical side
The range of case should all cover in the claim of the present invention and the range of specification.
Claims (10)
1. a kind of Minitype high-pressure air compressor, it is characterised in that：Air compression including shell and in the shell
Mechanism and driving mechanism；
The air compressing mechanism includes low pressure (LP) cylinder, high pressure cylinder, first piston, second piston, piston rod and pressurized cylinder；
The high pressure cylinder is co-axially located in low pressure (LP) cylinder, and high pressure cylinder is fixed on the first end of low pressure (LP) cylinder so that low pressure (LP) cylinder with
Annular piston chamber is formed between high pressure cylinder, the first piston is mounted on the annular piston intracavitary, by the annular piston chamber point
It is divided into induction chamber and plenum chamber, the second piston is mounted in high pressure cylinder；
The piston rod penetrates low pressure (LP) cylinder from the second end of low pressure (LP) cylinder, and the inner segment of piston rod has housing and interior bar, institute
Stating the housing of piston rod, to be sleeved on high pressure cylinder outer and be connected with first piston, the interior bar insertion high pressure cylinder of the piston rod and with
Second piston is connected；
First end of the low pressure (LP) cylinder is provided with induction chamber air inlet, high pressure cylinder air inlet and high pressure cylinder gas outlet, low pressure (LP) cylinder
The second end be provided with plenum chamber gas outlet, pressurized cylinder air inlet and pressurized cylinder gas outlet, institute are respectively arranged on pressurized cylinder
It states between pressurized cylinder air inlet and plenum chamber gas outlet and passes through gas respectively between pressurized cylinder gas outlet and high pressure cylinder air inlet
Pipeline connects, and the induction chamber air inlet is provided with the first check valve, and connection induction chamber and pressure are provided on the first piston
Second check valve of gas chamber is provided with third check valve, the supercharging between the plenum chamber gas outlet and pressurized cylinder air inlet
The 4th check valve is provided between cylinder gas outlet and high pressure cylinder air inlet, the high pressure cylinder gas outlet is provided with the 5th check valve；
The driving mechanism drives first piston and second piston respectively in annular piston chamber and high pressure cylinder for drive link
Do piston motion.
2. Minitype high-pressure air compressor according to claim 1, it is characterised in that：The driving mechanism includes driving horse
It reaches, swing arm and sliding block, the output shaft of the drive motor and the input terminal of swing arm are sequentially connected, the sliding block and piston rod
Outer end connects, and is provided with pendulum slot on sliding block, the pendulum slot on the output end and sliding block of swing arm is slidably connected.
3. Minitype high-pressure air compressor according to claim 2, it is characterised in that：It is provided with direct current outside the shell
Source socket and AC power supply jack, the drive motor are direct current gear motor, the DC source socket and drive motor electricity
Connection, the AC power supply jack are electrically connected by power supply changeover device with drive motor.
4. Minitype high-pressure air compressor according to claim 1, it is characterised in that：Grease point is installed on the shell
From device, the oil water separator is connected by high pressure condenser pipe with the high pressure cylinder gas outlet, and oil water separator is opposite up and down to be set
It is equipped with external gas nozzle and the first tapping valve.
5. Minitype high-pressure air compressor according to claim 4, it is characterised in that：The high pressure condenser pipe is in screw thread
The copper pipe of winding.
6. Minitype high-pressure air compressor according to claim 4, it is characterised in that：Further include controller, the grease
Adjustable pressure table is provided on separator, when pressure reaches the setting value of adjustable pressure table, the controller controls driving machine
Structure is stopped.
7. Minitype high-pressure air compressor according to claim 6, it is characterised in that：Further include alarm, the low pressure
First end of cylinder is equipped with temperature sensor, when the temperature of temperature sensor senses is higher or lower than setting value, controller
Control alarm equipment alarm.
8. Minitype high-pressure air compressor according to claim 4, it is characterised in that：It is provided on the oil water separator
High-voltage explosion-proof valve is provided with low-voltage explosion-proof valve on the pressurized cylinder.
9. Minitype high-pressure air compressor according to claim 1, it is characterised in that：Filtering is provided in the pressurized cylinder
Cotton, compressed air enter pressurized cylinder from the lower section of the filter cotton, and pressurized cylinder, the bottom of pressurized cylinder is discharged from the top of filter cotton
It is provided with the second tapping valve.
10. Minitype high-pressure air compressor according to claim 1, it is characterised in that：High speed is installed in the shell
Heat dissipation is blowed to air compressing mechanism in fan, the high speed fan, and the periphery of the low pressure (LP) cylinder is additionally provided with helicitic texture.
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| CN201810594227.1A CN108571436B (en) | 2018-06-11 | 2018-06-11 | Miniature high-pressure air compressor |
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| CN108571436B CN108571436B (en) | 2023-03-21 |
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| EP4080049A4 (en) * | 2020-04-13 | 2023-03-08 | Dongguan Xianma Electromechanical Co., Ltd | Compressor |
| WO2023240906A1 (en) * | 2022-06-14 | 2023-12-21 | 东莞新勇士机电设备有限公司 | Miniature high-pressure air compression structure |
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| Publication number | Publication date |
|---|---|
| CN108571436B (en) | 2023-03-21 |
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Address after: 523926 area B, second floor, building C, luhuadun, Huaide Yayao Industrial Zone, Humen Town, Dongguan City, Guangdong Province Patentee after: Dongguan New Warrior Mechanical and Electrical Equipment Co.,Ltd. Address before: 523926 area B, second floor, building C, luhuadun, Huaide Yayao Industrial Zone, Humen Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN CITY SUMEI ELECTROMECHANICAL EQUIPMENT CO.,LTD. |