CN113864166A - Inflation control braking system of vehicle air compressor - Google Patents
Inflation control braking system of vehicle air compressor Download PDFInfo
- Publication number
- CN113864166A CN113864166A CN202111258925.2A CN202111258925A CN113864166A CN 113864166 A CN113864166 A CN 113864166A CN 202111258925 A CN202111258925 A CN 202111258925A CN 113864166 A CN113864166 A CN 113864166A
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- CN
- China
- Prior art keywords
- air compressor
- air
- dryer
- control unit
- control
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/002—Air treatment devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/002—Air treatment devices
- B60T17/004—Draining and drying devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/02—Arrangements of pumps or compressors, or control devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/06—Applications or arrangements of reservoirs
-
- 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
- F04B49/06—Control using electricity
-
- 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
- F04B49/10—Other safety measures
-
- 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
- F04B49/20—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 by changing the driving speed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention relates to an inflation control braking system of a vehicle air compressor, which is characterized in that: the dust filter comprises an air filter, a dryer, an air compressor, an air cylinder and a wheel brake, wherein the air filter is used for filtering dust, the dryer is used for absorbing water and oil, the air compressor is used for compressing air, the air cylinder is used for storing compressed air, the wheel brake is arranged on the wheel, the dust filter further comprises a differential pressure sensor, an air compressor outlet temperature sensor and an air cylinder pressure sensor, and the differential pressure sensor is arranged on the dryer. The low-temperature exhaust system of the inflation control braking system of the air compressor of the vehicle is simple in arrangement, low in cost, free of carbon deposition, and long in service life.
Description
Technical Field
The invention relates to the technical field of vehicle air compressors, in particular to an inflation control braking system of a vehicle air compressor.
Background
In the conventional automobile inflation control system, an air compressor is arranged on an engine and works by taking power from the engine through a gear shaft. Limited by the structure, the arrangement space is small, the speed ratio is high, the rotating speed is high (600 + 2000R), and the exhaust temperature is high, so that the cooling and lubricating functions are required to be added to reduce the exhaust temperature to ensure the normal operation of the friction pair, and firstly, the cost of the scheme (the water cooling component of the air compressor and the condenser in the rear-end answer circuit) is increased. Secondly, the air compressor needs the rear end dryer to filter water and oil along with the gas and oil content, and the air compressor is easy to lose efficacy due to high-temperature carbon deposition, and the existing air compressor also has the following defects: 1. the air compressor machine exhaust temperature is high, needs to increase parts such as air compressor machine cooling module, condenser, with high costs.
2. The air compressor contains oil along with air, and the dryer has two functions of water absorption and oil absorption, so that the service life is short.
3. The air compressor is connected with the engine through a gear, and the piston always reciprocates, so that energy is consumed.
4. The problem of carbon deposition of the air compressor caused by high exhaust temperature influences the service life of the air compressor.
Disclosure of Invention
The invention aims to solve the technical problem of providing an inflation control braking system of a vehicle air compressor, which has the advantages of simple arrangement of a low-temperature exhaust system, low cost, no carbon deposition in oil and longer service life of the air compressor.
The technical scheme of the invention is realized by the following modes:
the utility model provides a vehicle air compressor machine inflation control braking system which characterized by: the dust filter comprises an air filter, a dryer, an air compressor, an air cylinder and a wheel brake, wherein the air filter is used for filtering dust, the dryer is used for absorbing water and oil, the air compressor is used for compressing air, the air cylinder is used for storing compressed air, the wheel brake is arranged on the wheel, the dust filter further comprises a differential pressure sensor, an air compressor outlet temperature sensor and an air cylinder pressure sensor, and the differential pressure sensor is arranged on the dryer.
The invention also comprises a control device which comprises a control unit, an air compressor and a sensor, wherein the air compressor and the sensor are connected with the control unit, and the control unit controls the pressure of the air cylinder to be lower than 60% or higher than 90% and is in a high-speed and low-speed working state; when the pressure of the pressure sensor 6 of the air filter or the pressure difference sensor 7 of the dryer reaches a set value, the control unit sends out an alarm signal to inform a driver of replacing the air filter or the dryer in time and limiting the rotating speed of the air compressor; the air compressor runs at a high speed for a long time to enable the exhaust temperature to exceed a set value to be 110-150 ℃, the exhaust temperature sensor transmits signals to the control unit, and the control unit can control the rotating speed of the air compressor.
The air compressor adopts an electric two-stage compression air compressor, the air compressor is arranged on the whole vehicle, the exhaust temperature can be controlled below 150 ℃ after two-stage compression, the air compressor adopts a self-lubricating piston ring and is an oil-free air compressor, a motor is controlled by two gears or three gears of low, medium and high, the different rotating speed control of the air compressor is realized, and the rotating speed is controlled below 1200R.
When the air compressor works, air enters the air compressor through the air filter and the dryer, and clean air is directly pumped into the air bottle for storage for later use after two-stage compression.
When the control unit of the invention receives a signal that the air pressure of the 9-cylinder pressure sensor is insufficient, the controller controls the air compressor to work, when the air pressure of the air cylinder is lower than a set value by 60%, the air compressor works at a high speed, when the air pressure of the air cylinder is between 60% and 80%, the air compressor works at a medium speed, and when the air pressure of the air cylinder is higher than the set value of 90%, the air compressor works at a low speed until the air compressor is full. When the pressure of the pressure sensor 6 of the air filter or the pressure difference sensor 7 of the dryer reaches a set value, the resistance of air entering the air compressor is increased, the inflation efficiency is influenced, and at the moment, the control unit can send out an alarm signal to inform a driver of timely replacing the air filter or the dryer and limiting the rotating speed of the air compressor. When the air compressor runs at high speed for a long time to enable the exhaust temperature to exceed a set value (generally between 110 ℃ and 150 ℃), the exhaust temperature sensor 8 transmits a signal to the control unit, and the control unit can control the rotating speed of the air compressor so as to protect the whole system.
Compared with the prior art, the invention has the beneficial effects that: 1. the low-temperature exhaust system is simple in arrangement and low in cost.
2. The dryer of the invention does not need to have the oil absorption function, and has low cost and long service life.
3. The air compressor is controlled by the motor, and the air cylinder stops working after being filled, so that more energy is saved.
4. The invention has low exhaust temperature, is pure oil-free and has no carbon deposition problem, and the service life of the air compressor is longer.
Drawings
FIG. 1 is a schematic diagram of a principle structure of an inflation control braking system of a vehicle air compressor.
Detailed description of the invention
The following is a more detailed description of the present invention, according to specific embodiments thereof, and with reference to the accompanying drawings.
In the figure: the air filter comprises an air filter 1, a dryer 2, an air compressor 3, an air cylinder 4, a differential pressure sensor 5, an air compressor outlet temperature sensor 6, an air cylinder pressure sensor 7 and a control unit 8.
As shown in fig. 1, the inflation control braking system of the air compressor of the vehicle is characterized in that: including the air filter 1 that is used for filtering the dust that connects in order, be used for absorbing water the oil absorption desicator 2, be used for compressed air's air compressor machine 3, be used for storing compressed gas's gas cylinder 4, still include differential pressure sensor 5, air compressor machine export temperature sensor 6, gas cylinder pressure sensor 7, differential pressure sensor 5 set up on desicator 2.
The invention also comprises a control device which comprises a control unit 8, an air compressor 3 and a sensor, wherein the air compressor 3 and the sensor are connected with the control unit 8, and the control unit 8 controls the pressure of the air cylinder to be lower than 60% or higher than 90% and is in a high-speed and low-speed working state; when the pressure of the pressure sensor 6 of the air filter or the pressure difference sensor 7 of the dryer reaches a set value, the control unit sends out an alarm signal to inform a driver of replacing the air filter or the dryer in time and limiting the rotating speed of the air compressor; the air compressor machine is long-term high-speed operation makes the row's temperature exceed the setting value and be between 110 ℃ -150 ℃, and row's temperature sensor transmits the signal to the control unit, and control unit 8 can control the rotational speed of air compressor machine 3.
The air compressor adopts an electric two-stage compression air compressor, the air compressor is arranged on the whole vehicle, the exhaust temperature can be controlled below 150 ℃ after two-stage compression, the air compressor adopts a self-lubricating piston ring and is an oil-free air compressor, a motor is controlled by two gears or three gears of low, medium and high, the different rotating speed control of the air compressor is realized, and the rotating speed is controlled below 1200R.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (3)
1. The utility model provides a vehicle air compressor machine inflation control braking system which characterized by: the dust filter comprises an air filter, a dryer, an air compressor, an air cylinder and a wheel brake, wherein the air filter is used for filtering dust, the dryer is used for absorbing water and oil, the air compressor is used for compressing air, the air cylinder is used for storing compressed air, the wheel brake is arranged on the wheel, the dust filter further comprises a differential pressure sensor, an air compressor outlet temperature sensor and an air cylinder pressure sensor, and the differential pressure sensor is arranged on the dryer.
2. The vehicle air compressor inflation control brake system as claimed in claim 1, wherein: the control device comprises a control unit, an air compressor and a sensor which are connected with the control unit, wherein the control unit controls the pressure of the air cylinder to be lower than 60% or higher than 90% and is in a high-speed and low-speed working state; when the pressure of the pressure sensor 6 of the air filter or the pressure difference sensor 7 of the dryer reaches a set value, the control unit sends out an alarm signal to inform a driver of replacing the air filter or the dryer in time and limiting the rotating speed of the air compressor; the air compressor runs at a high speed for a long time to enable the exhaust temperature to exceed a set value to be 110-150 ℃, the exhaust temperature sensor transmits signals to the control unit, and the control unit can control the rotating speed of the air compressor.
3. The vehicle air compressor inflation control brake system as claimed in claim 1, wherein: the air compressor machine adopt electronic doublestage compression air compressor machine, the air compressor machine is arranged on whole car, through the steerable below 150 ℃ of exhaust temperature behind the two-stage compression, the air compressor machine adopt the self-lubricating piston ring, be oil-free air compressor machine, the motor adopts two grades or low-middle-high third grade control, realizes the different rotational speed control of air compressor machine, rotational speed control is below 1200R.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111258925.2A CN113864166A (en) | 2021-10-28 | 2021-10-28 | Inflation control braking system of vehicle air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111258925.2A CN113864166A (en) | 2021-10-28 | 2021-10-28 | Inflation control braking system of vehicle air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113864166A true CN113864166A (en) | 2021-12-31 |
Family
ID=78998536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111258925.2A Pending CN113864166A (en) | 2021-10-28 | 2021-10-28 | Inflation control braking system of vehicle air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113864166A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070144174A1 (en) * | 2005-11-28 | 2007-06-28 | Michael Baeuerle | Method for determining the rotary speed of a compressor, especially a turbocharger |
| CN106194740A (en) * | 2016-08-31 | 2016-12-07 | 安徽安凯汽车股份有限公司 | A kind of electric motor coach air compression system controller |
| CN106414981A (en) * | 2014-01-31 | 2017-02-15 | 诺沃皮尼奥内股份有限公司 | A compressed natural gas system and method |
| CN206092360U (en) * | 2016-08-30 | 2017-04-12 | 广州珠峰电气股份有限公司 | Air compressor servo control system |
| CN207539008U (en) * | 2017-11-27 | 2018-06-26 | 中山市珠锋电气有限公司 | A kind of variable-frequency control system for air compressor |
| CN108894961A (en) * | 2018-06-29 | 2018-11-27 | 合肥市科惠特机械制造有限公司 | A kind of gas pretreatment device used for air compressor |
| CN112555139A (en) * | 2020-11-23 | 2021-03-26 | 浙江科力车辆控制系统有限公司 | Control device of vehicle air compressor system |
-
2021
- 2021-10-28 CN CN202111258925.2A patent/CN113864166A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070144174A1 (en) * | 2005-11-28 | 2007-06-28 | Michael Baeuerle | Method for determining the rotary speed of a compressor, especially a turbocharger |
| CN106414981A (en) * | 2014-01-31 | 2017-02-15 | 诺沃皮尼奥内股份有限公司 | A compressed natural gas system and method |
| CN206092360U (en) * | 2016-08-30 | 2017-04-12 | 广州珠峰电气股份有限公司 | Air compressor servo control system |
| CN106194740A (en) * | 2016-08-31 | 2016-12-07 | 安徽安凯汽车股份有限公司 | A kind of electric motor coach air compression system controller |
| CN207539008U (en) * | 2017-11-27 | 2018-06-26 | 中山市珠锋电气有限公司 | A kind of variable-frequency control system for air compressor |
| CN108894961A (en) * | 2018-06-29 | 2018-11-27 | 合肥市科惠特机械制造有限公司 | A kind of gas pretreatment device used for air compressor |
| CN112555139A (en) * | 2020-11-23 | 2021-03-26 | 浙江科力车辆控制系统有限公司 | Control device of vehicle air compressor system |
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