CN214145797U - Energy-conserving air compressor machine that fuel injection quantity intelligent control adjusted - Google Patents
Energy-conserving air compressor machine that fuel injection quantity intelligent control adjusted Download PDFInfo
- Publication number
- CN214145797U CN214145797U CN202023167169.6U CN202023167169U CN214145797U CN 214145797 U CN214145797 U CN 214145797U CN 202023167169 U CN202023167169 U CN 202023167169U CN 214145797 U CN214145797 U CN 214145797U
- Authority
- CN
- China
- Prior art keywords
- oil
- injection quantity
- valve
- energy
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of air compressors, in particular to an energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity, which comprises a prime motor, a compression host, an oil-gas separator, a gas inlet and a gas outlet, wherein the prime motor is in transmission connection with the compression host, the compression host and the oil-gas separator form oil circuit circulation, and the gas inlet, the compression host, the oil-gas separator and the gas outlet are sequentially connected through an air pipeline; the input oil path of the compression main machine is provided with an oil injection regulating valve capable of controlling the input oil injection quantity, and the output oil path of the oil-gas separator is provided with a one-way valve. The utility model discloses a set up the oil spout governing valve of adjustable fuel injection quantity, can adjust the fuel injection quantity by a relatively large margin, make the fuel injection quantity match each other with the operating condition of compression host computer, the air compressor machine can reach better operating condition under the less environment of fuel injection quantity, has improved energy utilization efficiency, practices thrift compressor use cost.
Description
Technical Field
The utility model belongs to the technical field of the air compressor machine technique and specifically relates to an energy-conserving air compressor machine that fuel injection quantity intelligent control adjusted.
Background
An air compressor is a device for compressing air, and the air compressor is a main body of an air source device, and is a device for converting mechanical energy of a prime mover (usually, a motor) into gas pressure energy, and is an air pressure generating device for compressing air. The air compressor head is an important generating device for compressed air.
In order to adapt to various different use environments, market demands and industry demands, the air compressor is required to provide proper oil injection quantity according to actual demands; on the contrary, if the oil injection quantity of the air compressor is too small, the temperature of the main machine is high, the efficiency of the lubricating system is reduced, the efficiency of the compressor is influenced, the failure rate of the system is increased, the service life of the lubricating oil of the whole machine is influenced, and if the oil injection quantity of the air compressor is too large, the energy efficiency of the compressor is influenced, so that the energy use efficiency of required energy is greatly reduced.
In the prior art, a permanent magnet variable frequency motor is often used as a prime mover of an air compressor to overcome the defect of oil consumption caused by frequent loading and unloading of the air compressor, however, the problem of efficiency reduction of the air compressor during low-speed operation cannot be solved by the scheme, and therefore, the existing air compressor cannot maintain better operation efficiency under various use environments.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-conserving air compressor machine that fuel injection quantity intelligent control adjusted to overcome the defect that current air compressor machine can't maintain preferred function efficiency under multiple service environment.
In order to achieve the purpose, the utility model discloses an energy-saving air compressor machine that fuel injection quantity intelligent control adjusted, including driving motor, compression host computer, oil and gas separator, gas inlet and gas outlet, driving motor and compression host computer transmission are connected, and compression host computer and oil and gas separator form the oil circuit circulation, and gas inlet, compression host computer, oil and gas separator and gas outlet pass through air pipeline and connect in order; the input oil path of the compression main machine is provided with an oil injection regulating valve capable of controlling the input oil injection quantity, and the output oil path of the oil-gas separator is provided with a one-way valve.
Further, the device also comprises an air bleeding regulating valve, and the air inlet, the air bleeding regulating valve and the oil-gas separator are electrically connected in sequence.
Furthermore, an oil filter is arranged on an input oil path of the compression main machine.
Furthermore, an oil cooler is arranged on an input oil path of the compression main machine, and a temperature sensor is arranged at an oil delivery end of the compression main machine.
Furthermore, a pressure maintaining valve, a pressure sensor, a gas cooler and an exhaust valve are arranged between the exhaust end and the gas outlet of the oil-gas separator.
The controller is respectively connected with the prime motor, the compression main machine and the oil injection regulating valve, and is configured to regulate the operating conditions of the prime motor and the compression main machine and control the oil passing path of the oil injection regulating valve.
Further, the controller is also connected with the air bleeding regulating valve, and the controller is also configured to adjust the on-off of the air bleeding regulating valve.
The compressor further comprises an air inlet valve, a normally open electromagnetic valve and a normally closed electromagnetic valve, wherein the air inlet valve is installed between the air inlet and the compression host, the air inlet is connected with the oil-gas separator through the normally open electromagnetic valve, the air inlet valve is connected with the oil-gas separator through the normally closed electromagnetic valve, and the controller is connected with the air inlet valve, the normally open electromagnetic valve and the normally closed electromagnetic valve respectively.
Further, the controller is a PLC controller.
The utility model has the advantages that: through setting up the oil spout governing valve of adjustable fuel injection quantity, can adjust fuel injection quantity by a relatively large margin, make fuel injection quantity can match each other with the operating condition of compression host computer, the air compressor machine can reach better operating condition under the less environment of fuel injection quantity, has improved energy utilization efficiency, practices thrift compressor use cost.
Drawings
Fig. 1 is a structural block diagram of an energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity according to a first embodiment.
Fig. 2 is a structural block diagram of an energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity according to a second embodiment.
Fig. 3 is a control schematic block diagram of an energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity in the embodiment of fig. 1.
Fig. 4 is a control schematic block diagram of an energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity in the embodiment of fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will be further described with reference to the following embodiments and accompanying drawings.
Fig. 1 is a structural block diagram of an energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity according to a first embodiment. As shown in figure 1, the energy-saving air compressor with the intelligently controlled and adjusted oil injection quantity mainly comprises a prime motor 1, a compression main machine 2, an oil-gas separator 3, an air inlet 4 and an air outlet 5, wherein the prime motor 1 is in transmission connection with the compression main machine 2, the compression main machine 2 and the oil-gas separator 3 form oil circuit circulation, and the air inlet 4, the compression main machine 2, the oil-gas separator 3 and the air outlet 5 are sequentially connected through an air pipeline to form a compressed gas output passage.
In the oil circuit circulation, an input oil circuit of the compression main machine 2 is provided with an oil injection regulating valve 6 capable of controlling input oil injection quantity, the oil injection regulating valve 6 can change the oil injection flow by receiving a control signal and through power operation, an input oil circuit of the oil-gas separator 3 is provided with a one-way valve 7, and the one-way valve 7 controls the on-off of an output oil circuit of the compression main machine 2.
The application principle of the energy-saving air compressor with the intelligently controlled and adjusted fuel injection quantity is as follows: the prime motor 1 drives the compression main machine 2 to work, an oil path in the lubricating oil system circulates, and the compression main machine sucks external air to compress the air and outputs the air after passing through the oil-gas separator 3; in the oil circuit circulation, the compression main machine 2 sprays lubricating oil and flows to the oil-gas separator 3 along an oil pipe, the oil injection regulating valve 6 controls the oil injection quantity flowing from the oil-gas separator 3 to the compression main machine 2, and the drift diameter of the oil injection regulating valve 6 is regulated according to the actual working condition, the rotating speed and the frequency of the compression main machine 2, so that the compression main machine 2 can operate in the optimal state and can control the oil injection quantity to a smaller range.
In the present embodiment, the lubricating oil circulation system further comprises an oil filter 9 and an oil cooler 10, wherein the oil filter 9 and the oil cooler 10 are respectively disposed on the input oil path of the compression main machine 2 and are respectively used for filtering and cooling the oil injection of the compression main machine 2 so as to prevent the lubricating oil flowing into the gas-oil separator 3 from being too much in impurity and too high in temperature. Further, the oil delivery end of the main compression engine 2 is further provided with a temperature sensor 11 for detecting whether the temperature of the returned lubricating oil is over-temperature.
In the present embodiment, in order to maintain a stable output of the compressed air, a pressure maintaining valve 12, a pressure sensor 13, a gas cooler 14, and an exhaust valve 15 are provided between the exhaust end of the oil separator 3 and the air outlet 5. When the compressed gas is actually output, the pressure maintaining valve 12 and the exhaust valve 15 act together on the pressure of the exhaust gas so that the pressure value of the exhaust gas is within a set range, the pressure of the exhaust gas is detected by the pressure sensor 13, and the temperature of the exhaust gas is lowered by the gas cooler 14.
As shown in fig. 3, it is a control schematic block diagram of the energy-saving air compressor with intelligently controlled and adjusted fuel injection amount according to this embodiment. The energy-saving air compressor with the intelligently controlled and adjusted oil injection quantity further comprises a controller 16, the controller 16 is respectively connected with the prime motor 1, the compression main machine 2 and the oil injection adjusting valve 6, and the controller 16 is configured to adjust the operation conditions of the prime motor 1 and the compression main machine 2 and control the oil passing path of the oil injection adjusting valve 6.
In this embodiment, the controller 16 is a PLC controller, the controller 16 controls the operation of the prime motor 1 and the compression main machine 2, so that the compression main machine 2 operates at a set frequency and a set rotation speed, and the controller 16 adjusts the opening condition of the oil injection regulating valve 6 according to the current working condition, the rotation speed and the frequency of the compression main machine 2, and controls the oil injection amount of the compression main machine 2 flowing to the oil-gas separator 3, so that the oil injection amount matches with the actual working condition of the compression main machine 2 and can be flexibly adjusted.
Fig. 2 is a structural block diagram of an energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity according to a second embodiment. As shown in FIG. 2, the energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity further comprises an air bleeding adjusting valve 8, and the air inlet 4, the air bleeding adjusting valve 8 and the oil-gas separator 3 are connected in sequence.
In the present embodiment, the purge gas regulating valve 8 is used to discharge the internal gas of the gas-oil separator 3 in time when the compression main machine 2 fails; specifically, during normal operation, gas passes through the gas inlet 4, the compressor body and the oil-gas separator 3 in order, is finally discharged, if the fault occurs, the compressor body stops compressing air, negative pressure may occur inside the oil-gas separator 3 at any time, and at this time, the deflation regulating valve 8 can be opened through manual or automatic control, and the oil-gas separator 3 is triggered to discharge the gas inside the oil-gas separator 3.
Furthermore, the energy-saving air compressor with the intelligently controlled and adjusted oil injection quantity further comprises an air inlet valve 17, a normally open electromagnetic valve 18 and a normally closed electromagnetic valve 19, wherein the air inlet valve 17 is installed between the air inlet 4 and the compression host machine 2 and used for promoting external air to enter the compression host machine 2, the air inlet 4 is connected with the oil-gas separator 3 through the normally open electromagnetic valve 18, and the air inlet valve 17 is connected with the oil-gas separator 3 through the normally closed electromagnetic valve 19. During practical use, when a shutdown fault occurs, the normally open electromagnetic valve 18 is opened to communicate the deflation regulating valve 8 with the oil-gas separator 3, the oil-gas separator 3 is triggered to discharge the gas in the oil-gas separator 3, and meanwhile, the normally closed electromagnetic valve 19 is disconnected to block the air inlet valve 17 and stop sucking air, so that the internal structure of the air compressor is protected.
As shown in fig. 4, it is a control schematic block diagram of the energy-saving air compressor with intelligently controlled and adjusted fuel injection amount according to this embodiment. Wherein the controller 16 is also connected with the air bleeding regulating valve 8, the air intake valve 17, the normally open solenoid valve 18 and the normally closed solenoid valve 19, respectively, and the controller 16 is also configured to adjust the on-off of the air bleeding regulating valve 8.
Specifically, when the controller 16 detects that the compressor has a shutdown failure, the bleed air adjustment valve 8 is turned on, and the power transmission to the normally open solenoid valve 18 and the normally closed solenoid valve 19 is turned off, so that the normally open solenoid valve 18 is opened and the normally closed solenoid valve 19 is opened. The controller 16 detects the compressor fault, which may be detecting the working condition of the prime motor 1, the working condition of the compression main machine 2 or the oil injection quantity of the oil injection regulating valve 6.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalent changes may be made to some of the technical features of the embodiments. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The energy-saving air compressor capable of intelligently controlling and adjusting the oil injection quantity is characterized by comprising a prime motor (1), a compression main machine (2), an oil-gas separator (3), an air inlet (4) and an air outlet (5), wherein the prime motor (1) is in transmission connection with the compression main machine (2), the compression main machine (2) and the oil-gas separator (3) form an oil circuit circulation, and the air inlet (4), the compression main machine (2), the oil-gas separator (3) and the air outlet (5) are sequentially connected through an air pipeline; an input oil path of the compression main engine (2) is provided with an oil injection regulating valve (6) capable of controlling input oil injection quantity, and an output oil path of the oil-gas separator (3) is provided with a one-way valve (7).
2. The energy-saving air compressor capable of intelligently controlling and adjusting the oil injection quantity according to claim 1, characterized in that the energy-saving air compressor capable of intelligently controlling and adjusting the oil injection quantity further comprises an air bleeding adjusting valve (8), and the air inlet (4), the air bleeding adjusting valve (8) and the oil-gas separator (3) are electrically connected in sequence.
3. The energy-saving air compressor capable of intelligently controlling and adjusting oil injection quantity according to claim 1, characterized in that an oil filter (9) is arranged in an input oil path of the compression main machine (2).
4. The energy-saving air compressor capable of intelligently controlling and adjusting oil injection quantity according to claim 1, characterized in that an oil cooler (10) is arranged in an input oil path of the main compression unit (2), and a temperature sensor (11) is arranged at an oil delivery end of the main compression unit (2).
5. The energy-saving air compressor capable of intelligently controlling and adjusting oil injection quantity according to claim 1, characterized in that a pressure maintaining valve (12), a pressure sensor (13), a gas cooler (14) and an exhaust valve (15) are arranged between the exhaust end and the air outlet (5) of the oil-gas separator (3).
6. The air compressor with intelligently controlled and adjusted fuel injection quantity of any one of claims 2-5, characterized in that the air compressor further comprises a controller (16), the controller (16) is respectively connected with the prime motor (1), the main compressor (2) and the fuel injection regulating valve (6), and the controller (16) is configured to adjust the operation conditions of the prime motor (1) and the main compressor (2) and control the fuel through path of the fuel injection regulating valve (6).
7. The energy-saving air compressor with intelligently controlled and adjusted fuel injection quantity as claimed in claim 6, characterized in that the controller (16) is further connected with the air bleeding adjusting valve (8), and the controller (16) is further configured to adjust the on-off of the air bleeding adjusting valve (8).
8. The energy-saving air compressor capable of intelligently controlling and adjusting the oil injection quantity according to claim 7, further comprising an air inlet valve (17), a normally open solenoid valve (18) and a normally closed solenoid valve (19), wherein the air inlet valve (17) is installed between the air inlet (4) and the compression host (2), the air inlet (4) is connected with the oil-gas separator (3) through the normally open solenoid valve (18), the air inlet valve (17) is connected with the oil-gas separator (3) through the normally closed solenoid valve (19), and the controller (16) is respectively connected with the air inlet valve (17), the normally open solenoid valve (18) and the normally closed solenoid valve (19).
9. The energy-saving air compressor with the intelligently controlled and adjusted oil injection quantity as claimed in claim 6, characterized in that the controller (16) is a PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023167169.6U CN214145797U (en) | 2020-12-24 | 2020-12-24 | Energy-conserving air compressor machine that fuel injection quantity intelligent control adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023167169.6U CN214145797U (en) | 2020-12-24 | 2020-12-24 | Energy-conserving air compressor machine that fuel injection quantity intelligent control adjusted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214145797U true CN214145797U (en) | 2021-09-07 |
Family
ID=77530354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023167169.6U Active CN214145797U (en) | 2020-12-24 | 2020-12-24 | Energy-conserving air compressor machine that fuel injection quantity intelligent control adjusted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214145797U (en) |
-
2020
- 2020-12-24 CN CN202023167169.6U patent/CN214145797U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110529422B (en) | Anti-surge control system of compressor | |
| CN101317045B (en) | Variable impulse-duration system with pressure regulating valve | |
| CN108869012B (en) | Engine intake and exhaust device and control system | |
| CN112160907B (en) | Screw air compressor system of water lubrication bearing and control method thereof | |
| JP4532327B2 (en) | Compressor and operation control method thereof | |
| CN103306981A (en) | Double-screw air compressor | |
| JP4069675B2 (en) | Turbo compressor and capacity control method thereof | |
| CN111712101A (en) | Gas pressure stabilizer and water cooling system of wind power generation converter | |
| CN103256213B (en) | Compressor assembly and method for controlling of operation thereof | |
| CN202869095U (en) | Energy-adjusting cooling device | |
| US20080085180A1 (en) | Variable capacity natural gas compressor | |
| CN214145797U (en) | Energy-conserving air compressor machine that fuel injection quantity intelligent control adjusted | |
| CN202510372U (en) | Twin-screw air compressor | |
| CN108691768B (en) | Method for controlling a rotary screw compressor | |
| CN201513348U (en) | Screw compressor air quantity proportion regulating and controlling system | |
| CN206054232U (en) | The adjustable energy-saving air compressor of distributive value | |
| CN108317081A (en) | The oil return system of air compressor machine | |
| CN208123066U (en) | The oil return system of air compressor machine | |
| CN213743872U (en) | Energy-saving compressor system | |
| CN215949663U (en) | Fuel pressure dynamic adjusting device for engine development and performance test | |
| CN111706540B (en) | Centrifugal air compressor and screw air compressor combined operation method | |
| CN110332119B (en) | Automatic control system and method for starting process of screw type refrigeration compressor | |
| CN202001347U (en) | Flow compensation device of fan | |
| CN112253422A (en) | Energy-saving compressor system | |
| CN207880453U (en) | A kind of information collection of dispatch station and intelligence control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |