CN112832978B - Explosion-proof air compressor - Google Patents
Explosion-proof air compressor Download PDFInfo
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- CN112832978B CN112832978B CN201911154743.3A CN201911154743A CN112832978B CN 112832978 B CN112832978 B CN 112832978B CN 201911154743 A CN201911154743 A CN 201911154743A CN 112832978 B CN112832978 B CN 112832978B
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- air
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- compressor
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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
- F04B37/12—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high pressure
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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
- 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
- F04B39/10—Adaptations or arrangements of distribution members
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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
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/02—Pumping installations or systems specially adapted for elastic fluids having reservoirs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention provides an explosion-proof air compressor, which comprises an air storage tank, a compressor, an explosion-proof valve, a pressure gauge and an air outlet valve, wherein the air storage tank is connected with the compressor; the compressor work back gas holder contain a large amount of compressed gas, and the gas holder needs to bear great atmospheric pressure this moment, if appear leading to this moment in the gas holder atmospheric pressure still when lasting the rising, then compressed gas to the pressure that one side of case was applyed continues the increase, reaches reset spring's elasticity when this pressure the case rotates to make first gas outlet channel with the second gas outlet channel intercommunication, compressed gas in the gas holder is through first gas outlet channel, the case with the gas holder is discharged to the second gas outlet channel, in order to reduce the pressure in the gas holder. Consequently, the explosion-proof valve of this application is pure mechanical structure, and consequently the operation is stable, the fault rate is extremely low, can solve air compressor because some reasons lead to the too big phenomenon of gas holder pressure, and simple structure is with low costs.
Description
Technical Field
The invention belongs to the field of gas compressors, and particularly relates to an explosion-proof air compressor.
Background
Air compressors are commonly used air power source equipment for providing compressed high pressure air, for providing air power to pneumatic tools (e.g., pneumatic nailers, sanding tools, painting tools, etc.) or for inflating, etc.
The main working principle of the existing air compressor is as follows: the motor directly drives the compressor to make the crankshaft rotate and drive the connecting rod to make the piston reciprocate to change the volume of the cylinder. Because of the change of the pressure in the cylinder, the air enters the air storage tank through the air filter by the air inlet valve, in the compression stroke, the compressed air enters the air storage tank through the exhaust valve by the reduction of the volume of the air storage tank, the compressed air enters the air storage tank through the exhaust pipe and the one-way valve (check valve), when the exhaust pressure reaches the rated pressure of 0.7 MPa, the air storage tank is automatically stopped by the control of the pressure switch, and when the pressure of the air storage tank is reduced to 0.5-0.6 MPa, the pressure switch is automatically connected and started.
Therefore, it is known that the pressure in the air storage tank of the pressure vessel is very high, and the air storage tank may explode if the pressure vessel is impacted by external force, the pressure switch fails or the ambient temperature changes too fast, so that the conventional air compressor needs to be further improved to prevent the dangerous situation that the pressure of the air storage tank exceeds the safety value under the above circumstances.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an explosion-proof air compressor to solve the problem that the pressure of an air storage tank exceeds a safety value and a dangerous case occurs in the conventional air compressor under some environments.
An explosion-proof air compressor comprises an air storage tank, a compressor, an explosion-proof valve, a pressure gauge and an air outlet valve;
the compressor, the explosion-proof valve, the pressure gauge and the air outlet valve are all positioned on the upper surface of the air storage tank; the anti-explosion valve comprises a first air outlet channel, a first air inlet channel, a second air outlet channel, a valve core and a reset spring, wherein the first air inlet channel is communicated with the compressor, the first air outlet channel is communicated with the air storage tank, one end of the second air inlet channel is communicated with the air storage tank, the other end of the second air inlet channel is connected with one side of the anti-explosion valve, and the reset spring is connected with the other side of the anti-explosion valve;
when the compressor works, the valve core is communicated with the first air outlet channel and the first air inlet channel, the second air outlet channel is closed, and gas is compressed into the gas storage tank through the first air inlet channel, the valve core and the first air outlet channel;
and compressed gas in the gas storage tank applies pressure to one side of the valve core through the second gas inlet channel, the valve core rotates after the pressure reaches the elastic force of the reset spring, so that the first gas outlet channel is communicated with the second gas outlet channel, the compressed gas in the gas storage tank is discharged out of the gas storage tank through the first gas outlet channel, the valve core and the second gas outlet channel, and the valve core restores to an initial state after the pressure is reduced to a preset value.
Preferably, the valve core comprises a valve body, a rotating button arranged at one end of the valve body and used for driving the valve body to rotate, and an air passage channel located inside the valve body, wherein one side of the rotating button is used for being connected with the second air inlet channel, and the other side of the rotating button is used for being connected with the reset spring.
Preferably, one end of the second air inlet channel connected with the rotating button is a telescopic wavy hose.
Preferably, the air flue passageway includes inflation channel, first exhaust passage and second exhaust passage, inflation channel's axis perpendicular to the axis of valve body, first exhaust passage and second exhaust passage all with inflation channel intercommunication, just the position of the gas vent of first exhaust passage matches with the position of first gas outlet channel after the valve body rotates, the position of the gas vent of second exhaust passage matches with the position of second gas outlet channel after the valve body rotates. Preferably, the pressure gauge and the gas outlet valve are located on the same side of the compressor.
According to the scheme, the explosion-proof air compressor comprises an air storage tank, a compressor, an explosion-proof valve, a pressure gauge and an air outlet valve; the compressor work back gas holder contain a large amount of compressed gas, and the gas holder needs to bear great atmospheric pressure this moment, if appear leading to the atmospheric pressure in the gas holder to be still when lasting the rising this moment, then compressed gas to the pressure that one side of case was applyed continues the increase, reaches reset spring's elasticity when this pressure the case rotates to make first gas outlet channel with the second gas outlet channel intercommunication, compressed gas in the gas holder is through first gas outlet channel, the case with the gas holder is discharged to the second gas outlet channel, in order to reduce the pressure in the gas holder. Consequently, the explosion-proof valve of this application is pure mechanical structure, and consequently the operation is stable, the fault rate is extremely low, can solve air compressor because some reasons lead to the too big phenomenon of gas holder pressure, and simple structure is with low costs.
Drawings
FIG. 1 is a schematic structural view of an explosion-proof air compressor of the present application;
FIG. 2 is a schematic structural view of the explosion-proof valve of the present application;
fig. 3 is a schematic structural view of the valve cartridge of the present application.
Detailed Description
The technical solutions in the embodiments shown in the present application will be clearly and completely described below with reference to the drawings in the embodiments shown in the present application.
Referring to the schematic diagrams shown in fig. 1 to 3, an explosion-proof air compressor includes an air storage tank 1, a compressor 2, an explosion-proof valve 3, a pressure gauge 4 and an air outlet valve 5; the compressor 2, the explosion-proof valve 3, the pressure gauge 4 and the air outlet valve 5 are all positioned on the upper surface of the air storage tank 1; the anti-explosion valve 3 comprises a first air outlet channel 31, a first air inlet channel 32, a second air inlet channel 33, a second air outlet channel 34, a valve core 35 and a reset spring 36, wherein the first air inlet channel 32 is communicated with the compressor 2, the first air outlet channel 31 is communicated with the cylinder 1, one end of the second air inlet channel 33 is communicated with the air storage tank 1, the other end of the second air inlet channel 33 is connected with one side of the anti-explosion valve 3, and the reset spring 36 is connected with the other side of the anti-explosion valve 3; when the compressor 2 works, the valve core 35 is communicated with the first air outlet channel 31 and the first air inlet channel 32, the second air outlet channel 34 is closed, and air is compressed into the air storage tank 1 through the first air inlet channel 32, the valve core 35 and the first air outlet channel 31; the compressed gas in the gas storage tank 1 applies pressure to one side of the valve core 35 through the second gas inlet channel 33, the valve core 35 rotates when the pressure reaches the elastic force of the return spring 36, so that the first gas outlet channel 31 is communicated with the second gas outlet channel 34, the compressed gas in the gas storage tank 1 is discharged out of the gas storage tank 1 through the first gas outlet channel 31, the valve core 35 and the second gas outlet channel 34, and the valve core 35 restores to an initial state when the pressure is reduced to a preset value.
The compressor is characterized in that a large amount of compressed gas is contained in the gas storage tank 1 after the compressor works, at the moment, the gas storage tank 1 needs to bear large gas pressure, if the gas pressure in the gas storage tank 1 continuously rises, the pressure exerted by the compressed gas to one side of the valve core 35 continuously increases, and when the pressure reaches the elastic force of the reset spring 36, the valve core 35 rotates, so that the first gas outlet channel 31 is communicated with the second gas outlet channel 34, and the compressed gas in the gas storage tank 1 is discharged out of the gas storage tank 1 through the first gas outlet channel 31, the valve core 35 and the second gas outlet channel 34, so that the pressure in the gas storage tank 1 is reduced. Consequently, the explosion-proof valve 3 of this application is pure mechanical structure, and consequently the operation is stable, the fault rate is extremely low, can solve air compressor because some reasons lead to the too big phenomenon of gas holder pressure, and simple structure is with low costs.
Specifically, the valve core 35 includes a valve body 351, a rotary button 352 disposed at one end of the valve body 351 and used for driving the valve body 351 to rotate, and an air passage channel 353 located inside the valve body 351, wherein one side of the rotary button 352 is used for connecting the second air inlet channel 33, and the other side of the rotary button 352 is used for connecting the return spring 36. The force applied to the rotary button 352 by the return spring 36 is opposite to the force applied to the rotary button 352 by the second air inlet passage 33. The axial direction of the return spring 36 is at an angle of 30-60 degrees with respect to the axial direction of the rotary button 352, and the return spring 36 can apply a rotational moment to the rotary button 352.
The end of the second air inlet channel 33 connected to the rotary button 352 is a flexible wavy hose. Since the rotary button 352 rotates or rotates, the corrugated hose can extend and rotate along with the rotation of the rotary button 352.
The air path channel 353 includes an air charging path 3531, a first air discharging path 3532, and a second air discharging path 3533, an axis of the air charging path 3531 is perpendicular to an axis of the valve body 351, the first air discharging path 3532 and the second air discharging path 3533 are both communicated with the air charging path 3531, a position of an air outlet of the first air discharging path 3532 is matched with a position of the first air outlet path 31 after the valve body 351 is rotated, and a position of an air outlet of the second air discharging path 3533 is matched with a position of the second air outlet path 34 after the valve body 351 is rotated.
The pressure gauge 4 and the gas outlet valve 5 are positioned on the same side of the compressor 2, so that a user can conveniently and timely observe the pressure gauge 4 to better master the pressure of the compressed gas in the gas storage tank 1.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (5)
1. An explosion-proof air compressor is characterized by comprising an air storage tank (1), a compressor (2), an explosion-proof valve (3), a pressure gauge (4) and an air outlet valve (5);
the compressor (2), the explosion-proof valve (3), the pressure gauge (4) and the air outlet valve (5) are all positioned on the upper surface of the air storage tank (1); the anti-explosion valve (3) comprises a first air outlet channel (31), a first air inlet channel (32), a second air inlet channel (33), a second air outlet channel (34), a valve core (35) and a reset spring (36), wherein the first air inlet channel (32) is communicated with the compressor (2), the first air outlet channel (31) is communicated with the air storage tank (1), one end of the second air inlet channel (33) is communicated with the air storage tank (1), the other end of the second air inlet channel (33) is connected with one side of the anti-explosion valve (3), and the reset spring (36) is connected with the other side of the anti-explosion valve (3);
when the compressor (2) works, the valve core (35) is communicated with the first air outlet channel (31) and the first air inlet channel (32), the second air outlet channel (34) is closed, and air is compressed into the air storage tank (1) through the first air inlet channel (32), the valve core (35) and the first air outlet channel (31); compressed gas in the gas storage tank (1) applies pressure to one side of the valve core (35) through the second gas inlet channel (33), the valve core (35) rotates after the pressure reaches the elastic force of the reset spring (36), so that the first gas outlet channel (31) is communicated with the second gas outlet channel (34), the compressed gas in the gas storage tank (1) is discharged out of the gas storage tank (1) through the first gas outlet channel (31), the valve core (35) and the second gas outlet channel (34), and the valve core (35) restores to an initial state after the pressure is reduced to a preset value.
2. The explosion-proof air compressor as claimed in claim 1, wherein the valve core (35) comprises a valve body (351), a rotary button (352) arranged at one end of the valve body (351) and used for driving the valve body (351) to rotate, and an air channel (353) positioned inside the valve body (351), one side of the rotary button (352) is used for connecting the second air inlet channel (33), and the other side of the rotary button (352) is used for connecting the return spring (36).
3. Explosion-proof air compressor according to claim 2, characterized in that the end of the second air inlet duct (33) connected to the rotary button (352) is a telescopic corrugated hose.
4. The explosion-proof air compressor of claim 3, wherein the air passage (353) includes an air charging passage (3531), a first air discharging passage (3532), and a second air discharging passage (3533), the axis of the air charging passage (3531) is perpendicular to the axis of the valve body (351), the first air discharging passage (3532) and the second air discharging passage (3533) are communicated with the air charging passage (3531), the position of the air discharging port of the first air discharging passage (3532) matches the position of the first air discharging passage (31) after the valve body (351) is rotated, and the position of the air discharging port of the second air discharging passage (3533) matches the position of the second air discharging passage (34) after the valve body (351) is rotated.
5. Explosion-proof air compressor according to any of claims 1 to 4, characterized in that the pressure gauge (4) and the outlet valve (5) are located on the same side of the compressor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911154743.3A CN112832978B (en) | 2019-11-22 | 2019-11-22 | Explosion-proof air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911154743.3A CN112832978B (en) | 2019-11-22 | 2019-11-22 | Explosion-proof air compressor |
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| Publication Number | Publication Date |
|---|---|
| CN112832978A CN112832978A (en) | 2021-05-25 |
| CN112832978B true CN112832978B (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911154743.3A Active CN112832978B (en) | 2019-11-22 | 2019-11-22 | Explosion-proof air compressor |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH102437A (en) * | 1996-06-14 | 1998-01-06 | Aichi Koatsu:Kk | Fluid emergency cutoff system and earthquake sensing automatic air bleeder device |
| CN206957894U (en) * | 2017-06-29 | 2018-02-02 | 天津广正汇通新能源科技有限公司 | A kind of air compressor machine self-controlled unloading energy-saving unit |
| CN208494133U (en) * | 2018-07-05 | 2019-02-15 | 福建金化科技有限公司 | A kind of production coalescing agent pressure release exhaust equipment |
| CN208793100U (en) * | 2018-08-30 | 2019-04-26 | 深圳市艾德化学品科技有限公司 | A kind of engine washing equipment with accumulation of energy function |
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| CN112832978A (en) | 2021-05-25 |
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