CN208330570U - The air inlet air compensating system of diesel engine and diesel engine with the air inlet air compensating system - Google Patents
The air inlet air compensating system of diesel engine and diesel engine with the air inlet air compensating system Download PDFInfo
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- CN208330570U CN208330570U CN201820738391.0U CN201820738391U CN208330570U CN 208330570 U CN208330570 U CN 208330570U CN 201820738391 U CN201820738391 U CN 201820738391U CN 208330570 U CN208330570 U CN 208330570U
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Abstract
The utility model relates to a kind of air inlet air compensating system of diesel engine and the diesel engine with the air inlet air compensating system, belong to technical field of engines.The air inlet air compensating system of the diesel engine includes the first high pressure airline, the second high pressure airline and the third high pressure airline being arranged between the first high pressure airline and the second high pressure airline, the 4th high pressure airline is connected in the middle part of third high pressure airline, the end of 4th high pressure airline is provided with the solenoid valve for controlling pressure-air switch, and the outlet of the first high pressure airline and the second high pressure airline is connected on the air inlet pipeline of diesel engine by the first air inlet mixer and the second air inlet mixer respectively.The utility model can increase the cylinder air amount of diesel engine, and the over-emitting black exhaust that generates so as to improve diesel engine in load impact, drop revolving speed, oil consumption, which increase even diesel engine, to be suppressed and a series of relevant issues such as stop.
Description
Technical field
The utility model relates to a kind of air inlet air compensating system of diesel engine and the diesel engine with the air inlet air compensating system, belong to
In technical field of engines.
Background technique
Currently, the case where most diesel oil machine all suffers from output load impact in real work application, especially exists
Field of oil drilling, this requires diesel engines itself to have quick response performance, can be in time according to the variation tune of load
Whole Fuel Injection Quantity for Diesel and air inflow are easy for over-emitting black exhaust, drop revolving speed, oil consumption increasing occur once diesel engine intake amount is not caught up with
High even diesel engine suppresses a series of problems, such as stopping.
Diesel engines at present, which is generally taken, adjusts booster response performance to slow down above-mentioned symptom, and this settling mode is on the one hand
Also only slightly slow down the above symptom in effect, secondly for, generally be intended to influence performance of the diesel engine under other operating conditions
To do premise.Therefore the structural behaviour for relying solely on adjustment booster still has certain limitation to be fully solved problem above
Property.
Summary of the invention
The utility model provides a kind of air inlet air compensating system of diesel engine and the diesel engine with the air inlet air compensating system,
The cylinder air amount of diesel engine can be increased, over-emitting black exhaust, the drop revolving speed, oil consumption generated so as to improve diesel engine in load impact
Increase even diesel engine and suppress and a series of relevant issues such as stops.
In order to solve the above technical problems, the utility model offer technical solution is as follows:
On the one hand, the utility model provides a kind of air inlet air compensating system of diesel engine, including the first high pressure airline,
Two high pressure airlines and the third high pressure being arranged between first high pressure airline and the second high pressure airline are empty
Air pipe is connected with the 4th high pressure airline, the 4th high pressure airline in the middle part of the third high pressure airline
End be provided with the solenoid valve for controlling pressure-air switch, first high pressure airline and the second high-pressure air tube
The outlet on road is connected on the air inlet pipeline of diesel engine by the first air inlet mixer and the second air inlet mixer respectively.
Further, first high pressure airline and the second high pressure airline include sequentially connected first
Section, second segment and third section, in which:
The first segment be straightway, the second segment include the straightway being connect with the first segment and with the third
The segmental arc of section connection, the third section are segmental arc；
It is connected between the first segment and second segment by the first elbow, passes through straight tube between the second segment and third section
Connection.
Further, the third high pressure airline be straightway, the 4th high pressure airline include with it is described
The first straight line section of third high pressure airline connection and the second straight line section connecting with the first straight line section, described first is straight
It is connected between line segment and second straight line section by the second elbow.
Further, the end of the second straight line section, the opening and closing of the solenoid valve are arranged in the solenoid valve
It is controlled by the electronic control unit of diesel engine.
Further, first air inlet mixer and the second air inlet mixer are bolted connection in diesel engine
Air inlet pipe on.
Further, it is connected through a screw thread between each pipeline.
On the other hand, the utility model also provides a kind of diesel engine, including above-mentioned air inlet air compensating system.
The utility model has the following beneficial effects:
The air inlet air compensating system of the diesel engine of the utility model and diesel engine with the air inlet air compensating system, specifically for
Changeable operating condition diesel engine, especially field of oil drilling, under the operating condition of shock loads, cylinder can obtain more engine
More air inlet amounts improves burning, improves the response performance of engine, structure is simple, and constituent parts is less, solves simultaneously
Over-emitting black exhaust that engine occurs under load impact operating condition, drop revolving speed, oil consumption, which increase even diesel engine, to be suppressed and a series of correlations such as stops
Problem.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the air inlet air compensating system of the diesel engine of the utility model；
Fig. 2 is that the air inlet mixer of the air inlet air compensating system of the diesel engine of the utility model is mounted on the air inlet pipe of diesel engine
The partial enlarged view of road;
Fig. 3 is that the air inlet air compensating system engine charge of the diesel engine of the utility model and tonifying Qi flow to schematic diagram；
Fig. 4 is the air inlet mixer sectional view of the air inlet air compensating system of the diesel engine of the utility model.
Specific embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
On the one hand, the utility model provides a kind of air inlet air compensating system of diesel engine, as depicted in figs. 1 and 2, including first
High pressure airline 1, the second high pressure airline 2 and setting the first high pressure airline 1 and the second high pressure airline 2 it
Between third high pressure airline 3, the middle part of third high pressure airline 3 is connected with the 4th high pressure airline 4, the 4th high pressure
The end of air pipe line 4 is provided with the solenoid valve 5 for controlling pressure-air switch, and the first high pressure airline 1 and second is high
Pressure air pipe line 2 outlet respectively by the first air inlet mixer 6-1 and the second air inlet mixer 6-2 be connected to diesel engine into
On air pipe 7.
The air inlet air compensating system of the diesel engine of the utility model, specifically for changeable operating condition diesel engine, especially oil drilling
Field, for engine under the operating condition of shock loads, cylinder can obtain more air inlet amounts, improve burning, mention
The response performance of high engine, structure is simple, and constituent parts is less, while solving engine and occurring under load impact operating condition
Over-emitting black exhaust, drop revolving speed, oil consumption increase even diesel engine and suppress and a series of relevant issues such as stop.
The air inlet air compensating system of the diesel engine of the utility model is by the control of solenoid valve by the compressed air in air bottle
(test pressure 0.8MPa) introduces diesel engine work gas by the air inlet mixer being mounted on the admission line of diesel engine
In cylinder, after solenoid valve is opened, air content in cylinder of diesel engine can be rapidly improved, increases diesel engine volumetric efficiency, is improved
The burning of diesel engine, thus solve the responsiveness that diesel engine is generated in shock loads by deficiency of air is slow, oil consumption is high, turn
Speed decline and machine suppress a series of problems, such as stopping.
The diameter and shape of each high pressure airline in the utility model can carry out corresponding for different diesel engines
Adjustment, the bavin 12V175ZLC diesel engine for example, the test type of the utility model helps, power 1370kW, 1500 turns of revolving speed,
The round pipeline that the air pipe line set is 16mm as internal diameter；For the type selecting of solenoid valve, domestic at present and foreign countries have more
Mature manufacturer it is selective, user can choose according to the watt level and diesel engine discharge capacity of diesel engine in specifications and models
Corresponding solenoid valve, by taking 12V175ZLC diesel engine as an example, the solenoid valve specifications parameter of selection are as follows: power supply: 24V DC, power:
18W；For mixer, main technical point is to mix the size of flow area, which is also to be carried out according to the difference of diesel engine
Adjustment, the specific numerical value that adjusts need to be determined according to test, by taking 12V175ZLC diesel engine as an example, have chosen the mixing of 850mm2
Flow area is preferred plan.
Mixer is last part device that pressure-air is imported into cylinder, by the internal structure of mixer by high pressure
Air uniformly enters in cylinder along the air flue of design.As shown in Figure 3 and Figure 4, block arrow indicates engine charge flow direction,
Thin arrow indicates engine tonifying Qi air current flow direction.
Further, the first high pressure airline 1 and the second high pressure airline 2 include sequentially connected first segment 8,
Second segment 9 and third section 10, in which:
First segment 8 is straightway, and second segment 9 includes the straightway connecting with first segment 8 and the arc that connect with third section 10
Shape section, third section 10 are segmental arc；
It is connected between first segment 8 and second segment 9 by the first elbow 11, passes through straight tube between second segment 9 and third section 10
12 connections.
Preferably, third high pressure airline 3 is straightway, and the 4th high pressure airline 4 includes and third pressure-air
The first straight line section 4-1 that pipeline 3 connects and the second straight line section 4-2, first straight line section 4-1 that connects with first straight line section 4-1 with
It is connected between second straight line section 4-2 by the second elbow 13.
For the ease of the switch of pressure-air, the end of second straight line section 4-2, the unlatching of solenoid valve 5 is arranged in solenoid valve 5
It is controlled with closing by the electronic control unit (ECU) of diesel engine.Diesel engine is by the electronic control unit (ECU) of itself come root
Unlatching and closing for the solenoid valve is controlled according to the situation of change of diesel engine output load.
Further, the first air inlet mixer 6-1 and the second air inlet mixer 6-2 are bolted connection in diesel oil
In the air inlet pipe 7 of machine.
In the utility model, it is connected through a screw thread between each pipeline.It is easily installed and dismantles.
The air inlet air compensating system topology layout of the diesel engine of the utility model is simple, all has on different types of diesel engine
Standby transformation space, while different diesel engine demands is adapted to by the air pressure of understanding gas source and flow, have biggish
Generalization.Can be wider be applied to the various diesel engines that load impact is required, such as field of oil drilling diesel engine and digging
Mud marine diesel etc..
On the other hand, the utility model also provides a kind of diesel engine, including above-mentioned air inlet air compensating system.Air inlet tonifying Qi system
It unites identical as upper structure, details are not described herein again.
The diesel engine with above-mentioned air inlet air compensating system of the utility model, especially in field of oil drilling, engine
Under the operating condition of shock loads, cylinder can obtain more air inlet amounts, improve burning, improve the sound of engine
Performance is answered, structure is simple, and constituent parts is less, while solving over-emitting black exhaust, drop that engine occurs under load impact operating condition
Revolving speed, oil consumption, which increase even diesel engine, to be suppressed and a series of relevant issues such as stops.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.A variety of modifications of embodiment will be readily apparent to those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present utility model, not give
The part presented with partial enlargement is described in detail, is the prior art, herein without repeating.Therefore, the utility model will not
It is intended to be limited to the embodiments shown herein, and is to fit to consistent with principles disclosed herein and feature widest
Range.
Claims (7)
1. a kind of air inlet air compensating system of diesel engine, which is characterized in that including the first high pressure airline, the second high-pressure air tube
Road and the third high pressure airline being arranged between first high pressure airline and the second high pressure airline, described
The 4th high pressure airline is connected in the middle part of three high pressure airlines, the end setting of the 4th high pressure airline is useful
In the solenoid valve of control pressure-air switch, the outlet of first high pressure airline and the second high pressure airline leads to respectively
It crosses the first air inlet mixer and the second air inlet mixer is connected on the air inlet pipeline of diesel engine.
2. the air inlet air compensating system of diesel engine according to claim 1, which is characterized in that first high pressure airline
It include sequentially connected first segment, second segment and third section with the second high pressure airline, in which:
The first segment be straightway, the second segment include the straightway being connect with the first segment and with the third Duan Lian
The segmental arc connect, the third section are segmental arc；
It is connected between the first segment and second segment by the first elbow, is connected between the second segment and third section by straight tube
It connects.
3. the air inlet air compensating system of diesel engine according to claim 2, which is characterized in that the third high pressure airline
For straightway, the 4th high pressure airline include the first straight line section being connect with the third high pressure airline and with institute
The second straight line section for stating the connection of first straight line section is connected between the first straight line section and second straight line section by the second elbow.
4. the air inlet air compensating system of diesel engine according to claim 3, which is characterized in that the solenoid valve is arranged described
The opening and closing of the end of second straight line section, the solenoid valve are controlled by the electronic control unit of diesel engine.
5. the air inlet air compensating system of diesel engine according to claim 4, which is characterized in that first air inlet mixer and
Second air inlet mixer is bolted connection in the air inlet pipe of diesel engine.
6. the air inlet air compensating system of diesel engine according to claim 5, which is characterized in that pass through screw thread between each pipeline
Connection.
7. a kind of diesel engine, which is characterized in that including any air inlet air compensating system of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820738391.0U CN208330570U (en) | 2018-05-18 | 2018-05-18 | The air inlet air compensating system of diesel engine and diesel engine with the air inlet air compensating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820738391.0U CN208330570U (en) | 2018-05-18 | 2018-05-18 | The air inlet air compensating system of diesel engine and diesel engine with the air inlet air compensating system |
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| CN208330570U true CN208330570U (en) | 2019-01-04 |
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| CN201820738391.0U Active CN208330570U (en) | 2018-05-18 | 2018-05-18 | The air inlet air compensating system of diesel engine and diesel engine with the air inlet air compensating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111120127A (en) * | 2019-11-12 | 2020-05-08 | 安庆中船柴油机有限公司 | Marine system and method for reducing black smoke emitted by diesel engine |
| CN115163346A (en) * | 2022-05-20 | 2022-10-11 | 潍柴动力股份有限公司 | Air supplementing method, device and equipment for engine cylinder and storage medium |
-
2018
- 2018-05-18 CN CN201820738391.0U patent/CN208330570U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111120127A (en) * | 2019-11-12 | 2020-05-08 | 安庆中船柴油机有限公司 | Marine system and method for reducing black smoke emitted by diesel engine |
| CN115163346A (en) * | 2022-05-20 | 2022-10-11 | 潍柴动力股份有限公司 | Air supplementing method, device and equipment for engine cylinder and storage medium |
| CN115163346B (en) * | 2022-05-20 | 2024-04-16 | 潍柴动力股份有限公司 | Air supplementing method, device and equipment for engine cylinder and storage medium |
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