CN202348451U - Diesel engine air supply device, diesel engine using diesel engine air supply device and diesel engine motor vehicle - Google Patents
Diesel engine air supply device, diesel engine using diesel engine air supply device and diesel engine motor vehicle Download PDFInfo
- Publication number
- CN202348451U CN202348451U CN2011204196906U CN201120419690U CN202348451U CN 202348451 U CN202348451 U CN 202348451U CN 2011204196906 U CN2011204196906 U CN 2011204196906U CN 201120419690 U CN201120419690 U CN 201120419690U CN 202348451 U CN202348451 U CN 202348451U
- Authority
- CN
- China
- Prior art keywords
- diesel engine
- air
- cylinder
- making
- controller
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Supercharger (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The utility model relates to a diesel engine air supply device, a diesel engine using the diesel engine air supply device and a diesel engine motor vehicle. The diesel engine air supply device comprises a controller and an air storage bottle, wherein the controller is connected with an air pressure sensor for sensing intake pressure of the diesel engine; the air storage bottle is connected with a compressor of the diesel engine; the controller is connected with a throttle sensor for detecting a throttle position of the diesel engine and a gear sensor for detecting the gear of a gear box; and an air outlet of the air storage bottle is provided with a switching valve which is controlled by the controller, is connected with the controller and is opened only when the pressure sensor senses that the intake pressure of the diesel engine is less than set pressure, the throttle sensor senses that the diesel engine is in a non-idle state and the gear sensor senses that the vehicle is in a non-neutral gear operation state. According to the air supply device, the unnecessary working time is greatly shortened, and the problem of low power consumption ratio of the diesel engine air supply device is solved.
Description
Technical field
The utility model relates to field of transport vehicles, especially a kind of supercharged diesel engine and use the diesel engine road vehicle of this supercharged diesel engine.
Background technique
Urban transportation is polluted and has been risen to one of primary pollution source of China's urban atmosphere and noise pollution.As the diesel oil bus of one of main traffic tool in city, in starting, when quickening or loading,, make exhaust smoke sharply raise owing to reasons such as turbosupercharger response lags, discharge " black smoke " of befouling environment, health risk.Therefore, adopting the existing diesel oil bus of technical measures transformation, improve the diesel transient performance and reduce exhaust smoke, have great significance, also is the prerequisite of greatly developing public transport.In order to reduce the diesel engine black smoke in when work, application number is 99252266.8, the Chinese patent of 200510016269.X and 200620008446.X all discloses relevant measure, still.It is said to combine it; All be before the cylinder air inlet of diesel engine, to increase making-up air device; Making-up air device comprises the air cylinder that is connected with the compressor of diesel engine; Said air cylinder has air outlet slit and is connected with the cylinder air inlet of diesel engine through its air outlet slit; In order to save the energy loss of making-up air device, be provided with switch valve between described air cylinder and the diesel engine through controller control, controller is provided with baroceptor and throttle sensor; Baroceptor is used for the suction pressure at sensing cylinder of diesel engine suction port place and is passed to controller; The throttle position that throttle sensor is used to detect diesel engine is to confirm whether diesel engine is idling work, and controller is controlled the unlatching of said switch valve according to the signal of baroceptor and throttle sensor feedback or closed, specifically; The atmospheric pressure value that promptly senses when the non-idling work of diesel engine and baroceptor is opened said switch valve during less than setting value (the suction pressure value during the diesel engine proper functioning), and the atmospheric pressure value that senses when baroceptor is closed said switch valve during more than or equal to setting value.Though also reduced the energy consumption of making-up air device in the black smoke of above-mentioned measure when having reduced diesel engine work to a certain extent; But when the unloaded work of diesel engine and vehicle deceleration go; Along with its air inflow of reduction of its diesel engine speed also can reduce accordingly; In this process, diesel engine is that no black smoke produces, but described making-up air device still can work on; The energy consumption that this has then still increased making-up air device has to a certain extent caused the low problem of ability loss-rate of making-up air device.
Summary of the invention
The purpose of the utility model is to provide a kind of diesel engine making-up air device, and than low problem, the purpose of the utility model also is to provide diesel engine and the diesel engine road vehicle that uses above-mentioned making-up air device simultaneously with the power consumption that solves existing making-up air device.
In order to address the above problem; Said diesel engine making-up air device adopts following technological scheme: the diesel engine making-up air device; The air cylinder that comprises the controller that is connected with baroceptor and throttle sensor and be used for being connected with the compressor of diesel engine; Said air cylinder has and is used for the air outlet slit that is connected with the cylinder air inlet of diesel engine; Be connected with the shift sensor that is used to detect the gearbox gear on the said controller, the air outlet slit of said air cylinder be provided with controlled be connected in controller and have only the suction pressure of sensing diesel engine when pressure transducer to sense diesel engine less than setting pressure, throttle sensor be in non-idling mode and shift sensor and sense the switch valve of just opening when vehicle is in non-neutral running state.
Said switch valve is an one-way valve, and the import of switch valve is connected with the air outlet slit of air cylinder.
The following technological scheme of the diesel engine using of said band making-up air device: the diesel engine of band making-up air device; Comprise diesel engine body with compressor and cylinder air inlet; Said diesel engine body is connected with making-up air device through its cylinder air inlet; Said making-up air device comprises controller that is connected with baroceptor and throttle sensor and the air cylinder that is connected with said compressor; Said air cylinder has the air outlet slit that is connected with said cylinder air inlet; Be connected with the shift sensor that is used to detect the gearbox gear on the said controller, the air outlet slit of said air cylinder be provided with controlled be connected in controller and have only the suction pressure of sensing diesel engine when pressure transducer to sense diesel engine less than setting pressure, throttle sensor be in non-idling mode and shift sensor and sense the switch valve of just opening when vehicle is in non-neutral running state.
The cylinder air inlet of said diesel engine body is connected with intercooler through the pipeline of correspondence, and the outlet of said making-up air device is connected with said pipeline.
Be provided with exsiccator between said compressor and the air cylinder and/or between said air cylinder and the diesel engine body.
Said switch valve is an one-way valve, and the import of switch valve is connected with the air outlet slit of air cylinder, and the outlet of switch valve is connected with the cylinder air inlet of diesel engine body.
Said diesel engine road vehicle adopts following technological scheme: a kind of diesel engine road vehicle; Comprise the chassis and be located at the diesel engine of the band making-up air device on the chassis; The diesel engine of said band making-up air device comprises the diesel engine body with compressor and cylinder air inlet; Said diesel engine body is connected with making-up air device through its cylinder air inlet; Said making-up air device comprises controller that is connected with baroceptor and throttle sensor and the air cylinder that is connected with said compressor; Said air cylinder has the air outlet slit that is connected with said cylinder air inlet; Be connected with the shift sensor that is used to detect the gearbox gear on the said controller, the air outlet slit of said air cylinder be provided with controlled be connected in controller and have only the suction pressure of sensing diesel engine when pressure transducer to sense diesel engine less than setting pressure, throttle sensor be in non-idling mode and shift sensor and sense the switch valve of just opening when vehicle is in non-neutral running state.
The cylinder air inlet of said diesel engine body is connected with intercooler through the pipeline of correspondence, and the outlet of said making-up air device is connected with said pipeline.
Be provided with exsiccator between said compressor and the air cylinder and/or between said air cylinder and the diesel engine body.
Said switch valve is an one-way valve, and the import of switch valve is connected with the air outlet slit of air cylinder, and outlet is connected with the cylinder air inlet of diesel engine body.
Owing to be connected with said baroceptor, throttle sensor and shift sensor on the controller of diesel engine making-up air device, the air outlet slit of said air cylinder be provided with controlled be connected in controller and have only the suction pressure of sensing diesel engine when pressure transducer to sense diesel engine less than setting pressure, throttle sensor be in non-idling mode and shift sensor and sense the switch valve of just opening when vehicle is in non-neutral running state; Though therefore slide at diesel engine idling, unloaded operation or vehicle, when deceleration and descending the suction pressure at the cylinder air inlet place of diesel engine less than setting value; But making-up air device is not still worked; Thereby shortened its unnecessary operating time greatly, and then the power consumption that has solved the diesel engine making-up air device is than low problem.
Description of drawings
Fig. 1 is the embodiment's 1 of diesel engine making-up air device a structure principle chart;
Fig. 2 is the structure principle chart that has the diesel engine of making-up air device;
Fig. 3 is the structure principle chart of diesel engine road vehicle.
Embodiment
The embodiment 1 of diesel engine making-up air device; As shown in Figure 1; Have air cylinder 1, air cylinder 1 is connected with the compressor 2 of diesel engine when work, and air cylinder 1 has air outlet slit; The air outlet slit of air cylinder 1 is used for being connected with the cylinder air inlet of diesel engine thinks the diesel engine tonifying Qi; Be connected with switch valve 3 on the air outlet slit of air cylinder 1, one-way valve and the controlled controller 4 that is connected with that switch valve 3 is connected with the air outlet slit of air cylinder 1 for import, i.e. the control of switch valve 3 controlled device 4 when work realizes opening and closing; Be connected with baroceptor 5, throttle sensor 6 and shift sensor 7 on the controller 4; Wherein baroceptor 5 cylinder air inlet that is used to be assemblied in diesel engine is sentenced the suction pressure that detects diesel engine, and throttle sensor 6 is used to be assemblied in the gas pedal or the throttle stay cord of diesel engine and sentences the throttle position that detects diesel engine, and whether the purpose that detects throttle position is to be idling work in order to detect diesel engine; Shift sensor 7 is used to detect the gear of vehicle, thereby confirms whether diesel engine is unloaded operation; When having only the suction pressure of sensing diesel engine when pressure transducer 5 to sense diesel engine and be in non-idling mode and shift sensor 7 and sense vehicle and be in non-neutral running state less than setting pressure, throttle sensor 6; Controller 4 just sends signal and opens switch valve 3; Thereby to the diesel engine tonifying Qi, under other state, switch valve is in closed condition all the time; Thereby cut off making-up air device and diesel engine, reduce the energy consumption of making-up air device.
In other embodiment of diesel engine making-up air device, the exsiccator described in the embodiment 1 of diesel engine making-up air device can also be arranged at the air outlet slit place of air cylinder; Described switch valve can adopt other form far to control valve.
The embodiment 1 who has the diesel engine of making-up air device; As shown in Figure 2; Have diesel engine body 11 and making-up air device; Diesel engine body 11 has compressor 11-1 and cylinder air inlet and the pipeline through correspondence is connected with intercooler 12; Making-up air device has air cylinder 13, air cylinder 13 be connected with the compressor 11-1 of diesel engine body 11 and the two between be provided with the exsiccator (not shown), air cylinder 13 has air outlet slit; The air outlet slit of air cylinder 13 is connected on the pipeline between the cylinder suction port of intercooler 12 and diesel engine body thinks 11 tonifying Qi of diesel engine body; Be connected with switch valve 14 between the cylinder air inlet of the air outlet slit of air cylinder 13 and engine body 11, one-way valve and the controlled controller 15 that is connected with that switch valve 14 is connected with the air outlet slit of air cylinder 13 for import, i.e. the control of switch valve 14 controlled device 15 when work realizes opening and closing; Be connected with baroceptor 16, throttle sensor 17 and shift sensor 18 on the controller 15; Wherein baroceptor 16 cylinder air inlet that is used to be assemblied in diesel engine body 11 is sentenced the suction pressure that detects diesel engine body 11, and throttle sensor 16 is used to be assemblied in the gas pedal or the throttle stay cord of diesel engine body 11 and sentences the throttle position that detects diesel engine body 11, and the purpose that detects throttle position is in order to detect whether diesel engine body 11 is idling works; Shift sensor 18 is used to detect the gear of vehicle, thereby confirms whether diesel engine body 11 is unloaded operation; When having only the suction pressure of sensing the diesel engine body when pressure transducer to sense the diesel engine body and be in non-idling mode and shift sensor and sense vehicle and be in non-neutral running state less than setting pressure, throttle sensor; Controller just sends signal and opens switch valve; Thereby to the tonifying Qi of diesel engine body, under other state, switch valve is in closed condition all the time; Thereby cut off making-up air device and diesel engine body, reduce the energy consumption of making-up air device.
In other embodiment of the diesel engine that has making-up air device, have between the cylinder air inlet of air outlet slit and engine body that the exsiccator described in the embodiment 1 of diesel engine of making-up air device can also be arranged at air cylinder; Described switch valve can adopt other form far to control valve.
The embodiment 1 of vehicle; As shown in Figure 3; Has chassis 21; Chassis 21 is provided with the diesel engine of band making-up air device; The diesel engine of said band making-up air device comprises diesel engine body 22 and making-up air device, and diesel engine body 22 has compressor 22-1 and cylinder air inlet and the pipeline through correspondence is connected with intercooler 23, and making-up air device has the air cylinder 24 that is assemblied on the chassis 21; Air cylinder 24 be connected with the compressor 22-1 of diesel engine body 22 and the two between be provided with the exsiccator (not shown); Air cylinder 24 has air outlet slit, and the air outlet slit of air cylinder 24 is connected on the pipeline between the cylinder air inlet of intercooler 23 and diesel engine body 22 thinks 22 tonifying Qi of diesel engine body, is connected with switch valve 25 between the cylinder air inlet of the air outlet slit of air cylinder 24 and engine body 22; One-way valve and the controlled controller 26 that is connected with that switch valve 25 is connected with the air outlet slit of air cylinder 24 for import; Being switch valve 25 when work, the control of controlled device 26 realizes opening and closing, is connected with baroceptor 27, throttle sensor 27 and shift sensor 29 on the controller 26, and wherein baroceptor 27 cylinder air inlet that is used to be assemblied in diesel engine body 22 is sentenced the suction pressure that detects diesel engine body 22; Throttle sensor 27 is used to be assemblied in the gas pedal of diesel engine body 22 or the throttle position that the throttle stay cord is sentenced detection diesel engine body; Whether the purpose that detects throttle position is to be idling work in order to detect the diesel engine body, and shift sensor is used to detect the gear of vehicle, thereby confirms whether the diesel engine body is unloaded operation; When having only the suction pressure of sensing the diesel engine body when pressure transducer to sense the diesel engine body and be in non-idling mode and shift sensor and sense vehicle and be in non-neutral running state less than setting pressure, throttle sensor; Controller just sends signal and opens switch valve; Thereby to the tonifying Qi of diesel engine body, under other state, switch valve is in closed condition all the time; Thereby cut off making-up air device and diesel engine body, reduce the energy consumption of making-up air device.
In other embodiment of diesel engine road vehicle, the exsiccator described in the embodiment 1 of diesel engine road vehicle can also be arranged between the cylinder air inlet of air outlet slit and engine body of air cylinder; Described switch valve can adopt other form far to control valve.
Claims (10)
1. diesel engine making-up air device; The air cylinder that comprises the controller that is connected with baroceptor and throttle sensor and be used for being connected with the compressor of diesel engine; Said air cylinder has and is used for the air outlet slit that is connected with the cylinder air inlet of diesel engine; It is characterized in that; Be connected with the shift sensor that is used to detect the gearbox gear on the said controller, the air outlet slit of said air cylinder be provided with controlled be connected in controller and have only the suction pressure of sensing diesel engine when pressure transducer to sense diesel engine less than setting pressure, throttle sensor be in non-idling mode and shift sensor and sense the switch valve of just opening when vehicle is in non-neutral running state.
2. diesel engine making-up air device according to claim 1 is characterized in that, said switch valve is an one-way valve, and the import of switch valve is connected with the air outlet slit of air cylinder.
3. be with the diesel engine of making-up air device; Comprise diesel engine body with compressor and cylinder air inlet; Said diesel engine body is connected with making-up air device through its cylinder air inlet; Said making-up air device comprises controller that is connected with baroceptor and throttle sensor and the air cylinder that is connected with said compressor; Said air cylinder has the air outlet slit that is connected with said cylinder air inlet; It is characterized in that, be connected with the shift sensor that is used to detect the gearbox gear on the said controller, the air outlet slit of said air cylinder be provided with controlled be connected in controller and have only the suction pressure of sensing diesel engine when pressure transducer to sense diesel engine less than setting pressure, throttle sensor be in non-idling mode and shift sensor and sense the switch valve of just opening when vehicle is in non-neutral running state.
4. the diesel engine of band making-up air device according to claim 3 is characterized in that, the cylinder air inlet of said diesel engine body is connected with intercooler through the pipeline of correspondence, and the outlet of said making-up air device is connected with said pipeline.
5. the diesel engine of band making-up air device according to claim 3 is characterized in that, is provided with exsiccator between said compressor and the air cylinder and/or between said air cylinder and the diesel engine body.
6. according to the diesel engine of each described band making-up air device of claim 3-5, it is characterized in that said switch valve is an one-way valve, the import of switch valve is connected with the air outlet slit of air cylinder, and the outlet of switch valve is connected with the cylinder air inlet of diesel engine body.
7. diesel engine road vehicle; Comprise the chassis and be located at the diesel engine of the band making-up air device on the chassis; The diesel engine of said band making-up air device comprises the diesel engine body with compressor and cylinder air inlet; Said diesel engine body is connected with making-up air device through its cylinder air inlet; Said making-up air device comprises controller that is connected with baroceptor and throttle sensor and the air cylinder that is connected with said compressor; Said air cylinder has the air outlet slit that is connected with said cylinder air inlet; It is characterized in that, be connected with the shift sensor that is used to detect the gearbox gear on the said controller, the air outlet slit of said air cylinder be provided with controlled be connected in controller and have only the suction pressure of sensing diesel engine when pressure transducer to sense diesel engine less than setting pressure, throttle sensor be in non-idling mode and shift sensor and sense the switch valve of just opening when vehicle is in non-neutral running state.
8. diesel engine road vehicle according to claim 7 is characterized in that the cylinder air inlet of said diesel engine body is connected with intercooler through the pipeline of correspondence, and the outlet of said making-up air device is connected with said pipeline.
9. diesel engine road vehicle according to claim 7 is characterized in that, is provided with exsiccator between said compressor and the air cylinder and/or between said air cylinder and the diesel engine body.
10. according to each described diesel engine road vehicle of claim 7-9, it is characterized in that said switch valve is an one-way valve, the import of switch valve is connected with the air outlet slit of air cylinder, and outlet is connected with the cylinder air inlet of diesel engine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204196906U CN202348451U (en) | 2011-10-29 | 2011-10-29 | Diesel engine air supply device, diesel engine using diesel engine air supply device and diesel engine motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204196906U CN202348451U (en) | 2011-10-29 | 2011-10-29 | Diesel engine air supply device, diesel engine using diesel engine air supply device and diesel engine motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202348451U true CN202348451U (en) | 2012-07-25 |
Family
ID=46537460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204196906U Expired - Fee Related CN202348451U (en) | 2011-10-29 | 2011-10-29 | Diesel engine air supply device, diesel engine using diesel engine air supply device and diesel engine motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202348451U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231648A (en) * | 2013-04-23 | 2013-08-07 | 贵州大学 | Double-chamber gas storage cylinder for vehicle |
| CN109236479A (en) * | 2018-08-20 | 2019-01-18 | 潍柴动力股份有限公司 | A kind of speed regulation device of diesel engine, speed regulating method and screw compressor system |
| CN110513185A (en) * | 2019-07-19 | 2019-11-29 | 同济大学 | A kind of diesel engine performance recovery device and its application suitable for height above sea level switching |
| CN112065597A (en) * | 2020-09-16 | 2020-12-11 | 潍柴动力股份有限公司 | Engine air supplement control method, engine system and control equipment |
-
2011
- 2011-10-29 CN CN2011204196906U patent/CN202348451U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231648A (en) * | 2013-04-23 | 2013-08-07 | 贵州大学 | Double-chamber gas storage cylinder for vehicle |
| CN109236479A (en) * | 2018-08-20 | 2019-01-18 | 潍柴动力股份有限公司 | A kind of speed regulation device of diesel engine, speed regulating method and screw compressor system |
| CN109236479B (en) * | 2018-08-20 | 2021-01-19 | 潍柴动力股份有限公司 | Speed regulating device and speed regulating method of diesel engine and screw compressor system |
| CN110513185A (en) * | 2019-07-19 | 2019-11-29 | 同济大学 | A kind of diesel engine performance recovery device and its application suitable for height above sea level switching |
| CN112065597A (en) * | 2020-09-16 | 2020-12-11 | 潍柴动力股份有限公司 | Engine air supplement control method, engine system and control equipment |
| CN112065597B (en) * | 2020-09-16 | 2023-05-23 | 潍柴动力股份有限公司 | Control method for air supplement of engine, engine system and control equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105673543A (en) | Control method for preventing turbocharger surges | |
| CN202348451U (en) | Diesel engine air supply device, diesel engine using diesel engine air supply device and diesel engine motor vehicle | |
| CN201318227Y (en) | Mechanical control type waste gas recycling device | |
| CN205423113U (en) | Energy-saving system of air compressor for vehicle | |
| CN102226425A (en) | Pneumatic internal combustion hybrid engine | |
| CN101915154A (en) | Diesel engine combustion oil gas intelligent control proportioning device | |
| CN102748141B (en) | Inlet valve control mechanism of shifter cylinder in multi-cylinder engine cylinder deactivation oil saving system | |
| CN203488250U (en) | Two-stage turbo-supercharger adopting variable-cross-section supercharger | |
| CN203547995U (en) | Double-pipe control type rotating mechanism | |
| CN202707230U (en) | Novel air intake system of turbocharged engine | |
| CN202100326U (en) | Pneumatic internal combustion hybrid engine | |
| CN201381899Y (en) | Engine exhaust bypass device | |
| CN205297731U (en) | Engine supercharging system | |
| CN204126772U (en) | A kind of multistage oxygen-enriching device for internal-combustion engine | |
| CN204646409U (en) | A kind of pressurized machine and anti-surge control device thereof | |
| CN203717113U (en) | Exhaust turbine pressure increasing delay compensation device | |
| CN200948750Y (en) | Automobile pneumatic energy-saving device | |
| CN102168615B (en) | Control method of EGR (exhaust gas recirculation) control system of engine | |
| CN207212539U (en) | A kind of engine air-intake structure | |
| CN216240993U (en) | Device for improving overhigh smoke intensity of diesel engine during starting acceleration | |
| TW584697B (en) | Digitally controlled bypass shut-off system | |
| CN202300741U (en) | Dual fuel plastic intake manifold for engine | |
| CN103573396A (en) | Turbine front-and-back pressure difference control type low-pressure circulating system | |
| CN203640869U (en) | Purifying system for automobile tail gas | |
| CN206972398U (en) | Engine supercharging system and automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20181029 |