CN108869011A - A kind of heat insula tion device of turbocharger of motor electric controlled regulating valve - Google Patents
A kind of heat insula tion device of turbocharger of motor electric controlled regulating valve Download PDFInfo
- Publication number
- CN108869011A CN108869011A CN201810608944.5A CN201810608944A CN108869011A CN 108869011 A CN108869011 A CN 108869011A CN 201810608944 A CN201810608944 A CN 201810608944A CN 108869011 A CN108869011 A CN 108869011A
- Authority
- CN
- China
- Prior art keywords
- shell
- heat
- heat insulation
- regulating valve
- insulation structural
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B37/18—Control of the pumps by bypassing exhaust from the inlet to the outlet of turbine or to the atmosphere
- F02B37/183—Arrangements of bypass valves or actuators therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/10—Final actuators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The present invention provides a kind of heat insula tion devices of turbocharger of motor electric controlled regulating valve, shell heat insulation structural, bottom insulating layer structure, hold-down support including the bottom opening for accommodating regulating valve etc., the bottom insulating layer structure is arranged between shell heat insulation structural bottom and hold-down support, the shell heat insulation structural outer layer is equipped with compound heat-insulation layer, forms air heat-insulation layer between the compound heat-insulation layer and shell heat insulation structural outer layer；The shell heat insulation structural is equipped with cooperation regulating valve port and the exhaust outlet of string holes fastens outlet, air inlet fastens outlet and line mouth fastens outlet, is sealed by sealing insulation ring heat-insulated.Compared with the existing technology, the present invention has the advantage that：The present invention have it is compact-sized, convenient for disassembly and assembly, heat insulation is obvious, and performance safety is reliable, it is versatile the features such as, can effectively solve heat-insulating problem under the conditions of existing.
Description
Technical field
The invention belongs to tens family fields of internal-combustion piston engine, more particularly, to a kind of automatically controlled tune of turbocharger of motor
Save the heat insula tion device of valve.
Background technique
Exhaust-driven turbo-charger exhaust-gas turbo charger relies on advantage in terms of improving engine power, reducing oil consumption and improve, at present
Automobile-used, peculiar to vessel, engineering machinery with etc. fields have obtained relatively broad application.It is chased after with to the unremitting of more excellent economic performance
Ask, the more high strengthening of engine power density and emission regulation it is increasingly stringent, ordinary single-stage turbocharger has been unable to satisfy
The work requirements of the full working scope of engine and full territorial environment, the vehicular engine especially changed greatly to condition range need
Vent valve turbocharger (WGT) is used, variable nozzle turbine booster (VNT), second level (multistage) adjustable pressurization system, again
The advanced pressure charging systems such as adjustable pressurization system are closed to meet the requirements.
These advanced turbo charge systems generally all have corresponding automatically controlled regulating device, and (executing agency mainly has pneumatically
Adjusting, hydraulic regulation and motorized adjustment etc.), however these are arranged in engine nacelle even in turbocharger and exhaust
The regulating device of Near Pipelines must all be subjected to the influence (engine compartment temperature is at 120 DEG C) of motor exhaust high temperature, when cannot be long
Between guarantee the accuracy and reliability of its regulation performance, especially to the electronics for having use temperature upper limit (generally at 80 DEG C or less)
For component.It is therefore necessary to be thermally insulated these automatically controlled regulating devices with meet demand.
But power train in vehicle application system is in particular in special power train in vehicle application system, itself cold source it is limited it is general all 40 DEG C with
On, and in variable working condition, electronic component is equally generating heat as power consuming units, in conjunction with its arrangement and structure size etc.
Limitation, heat-insulated there are certain difficulty.
Summary of the invention
In view of this, the present invention is directed to propose a kind of heat insula tion device of turbocharger of motor electric controlled regulating valve,
To realize for the electronics of automatically controlled regulating system and being effectively thermally insulated for heat sensitive component.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
A kind of heat insula tion device of turbocharger of motor electric controlled regulating valve, including the bottom for accommodating regulating valve
Shell heat insulation structural, the bottom insulating layer structure, hold-down support of opening, the bottom insulating layer structure are arranged in the heat-insulated knot of shell
Between structure bottom and hold-down support, the shell heat insulation structural outer layer is equipped with compound heat-insulation layer, the compound heat-insulation layer and shell
Air heat-insulation layer is formed between heat insulation structural outer layer；The shell heat insulation structural is equipped with cooperation regulating valve port and string holes
Exhaust outlet fasten outlet, air inlet fasten outlet and line mouth fasten outlet, by sealing insulation ring seal it is heat-insulated.
Preferably, the shell heat insulation structural includes irony side's shell and copper side's shell, irony side's shell and copper side
Cooling water cavity is formed between shell, shell heat insulation structural is equipped with cooling water inlet and cooling water outlet.
Preferably, the bottom insulating layer structure includes insulating layer of asbestos and hollow heat insulation plate setting up and down, described
Hollow heat insulation plate connect to form confined space by slot with irony side's shell and copper side's shell.
Preferably, the shell heat insulation structural includes irony shape of a hoof shell and copper shape of a hoof shell, the irony shape of a hoof
Cooling water cavity is formed between shell and copper shape of a hoof shell, shell heat insulation structural is equipped with cooling water inlet and cooling water goes out
Mouthful；The irony shape of a hoof shell and copper shape of a hoof shell are carried out tight by the heat-insulated plate combination fixing bolt that two sides are arranged
Gu.
Preferably, the bottom insulating layer structure includes insulating layer of asbestos and bakelite thermal insulation board setting up and down.
Preferably, it is equipped with annular copper pipe in the cavity between the shell heat insulation structural and regulating valve, the two of annular copper pipe
End is separately connected cooling water inlet and cooling water outlet across shell heat insulation structural.
Compared with the existing technology, the present invention has the advantage that：
The present invention have it is compact-sized, convenient for disassembly and assembly, heat insulation is obvious, and performance safety is reliable, it is versatile the features such as,
Heat-insulating problem can be effectively solved under the conditions of existing.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings：
(a) in Fig. 1, (b) are respectively the main view and side view of electric controlled regulating valve；
A, b, c are respectively the positive view, sectional view and side view of the embodiment of the present invention 1 in Fig. 2；
A, b, c are respectively the sectional view, positive view, side view of the embodiment of the present invention 2 in Fig. 3；
A, b are respectively the cross-sectional view and side view of the embodiment of the present invention 3 in Fig. 4.
Description of symbols：
101. electromagnetic coil heating element, 102. line mouths, 103. valve body fixation holes, 104. circuit boards, 105. air inlets,
106. valve bottom plate fixation hole, 107. two-bit triplet valve bodies, 108. return-air holes, 109. gas vents, 110. valve bottom plates；
1- compound heat-insulation layer, 2- line mouth fasten outlet, and 3- exhaust outlet fastens outlet, and 4- air inlet fastens outlet, and 5- is cooling
Water inlet, 6- cooling water outlet, 7- silica gel sealing cushion rubber, 8- hold-down support, 9- fixing screws, 10- electric controlled regulating valve, 11- iron
Matter side's shell, the copper side's shell of 12-, 13- hollow heat insulation plate, 14- insulating layer of asbestos；21- irony shape of a hoof outer housing, 22-
Copper shape of a hoof shell, 23- annular cooling copper tube import, 24- bakelite thermal insulation layer, 25- silica gel solid tightly seal, and 26- is heat-insulated to be inserted
Plate；31- annular cooling copper tube, 32- asbestos insulation plate, 33- bakelite thermal insulation board, 34- spot welding fixing leg；The hollow plate of 41- is solid
Determine screw.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
The present invention provides effectively control the heat-insulated of the automatically controlled regulating system of turbocharger under a kind of complicated engine operating condition
Control device is thermally insulated mainly for the electronics and heat sensitive component of automatically controlled regulating system, have it is compact-sized, tear open
The features such as dress is convenient, and heat insulation is obvious, and performance safety is reliable.
For electrically-controlled valve involved in applied two stage turbocharging system, in conjunction with engine compartment and fixation member
Characteristics of heat transfer carry out heat-insulated special designing.The design feature of related electrically-controlled valve and heat-insulated demand are as follows：
Model as shown in Figure 1 illustrates the specific functional interface of electric controlled regulating valve 10, wherein air inlet 105, gas vent
109, return-air hole 108, line mouth 102 need the realization there are special channel or position so as to the function of electric controlled regulating valve 10；Electricity
Magnetic coil heating element 101, circuit board 104 need emphasis heat-insulated.In addition, the bottom of electric controlled regulating valve 10 is equipped with valve bottom plate 110,
It which is provided with two-bit triplet valve body 107, outer surface is equipped with valve body fixation hole 103, valve bottom plate fixation hole 106.
It is 120 DEG C under engine compartment temperature nominal situation, vehicle-mounted cold source is 40 DEG C, and the operating temperature upper limit of circuit board is
60 DEG C, the electromagnetic coil of electric controlled regulating valve continues the calorific value of (most of the time is not continue working) work in 10W (80 DEG C of heat
Source), it needs just meet the requirements using pressure cooling cycle and multi-layered composite heat-insulating.
Effectively to solve the above problems, heat insula tion device needs to include the bottom opening for accommodating electric controlled regulating valve 10
Shell heat insulation structural, bottom insulating layer structure, hold-down support 8, the bottom insulating layer structure is arranged in shell heat insulation structural
Between bottom and hold-down support 8, the shell heat insulation structural outer layer is equipped with compound heat-insulation layer 1, the compound heat-insulation layer 1 and shell
Air heat-insulation layer is formed between heat insulation structural outer layer；The shell heat insulation structural is equipped with cooperation regulating valve port and string holes
Exhaust outlet fasten outlet 3, air inlet fasten outlet 4 and line mouth fasten outlet 2, by sealing insulation ring seal heat-insulated, institute
State the sealing preferred silica gel sealing cushion rubber 7 of insulation ring.
By the outer surface of compound heat-insulation layer 1 (thermal conductivity is low and radiation coefficient is small), will radiation and convective heat transfer as far as possible every
Fall.
Specific embodiment has 3 kinds, and difference is as follows：
Embodiment 1 combines hollow plate heat insulation schemes using two layers of side's shell, as shown in Fig. 2, the shell heat insulation structural
Including irony side's shell 11 and copper side's shell 12, cooling water cavity, shell are formed between irony side's shell 11 and copper side's shell 12
Body heat insulation structural be equipped with cooling water inlet 5 and cooling water outlet 6, formed by cooling water inlet 5 water spray formed air and water every
Thermosphere, further forces heat-insulated, and the temperature in copper side's shell 12 is maintained under the appropriate working temperature of electric controlled regulating valve 10；
The bottom insulating layer structure includes insulating layer of asbestos 14 and hollow heat insulation plate 13 setting up and down, bottom thermal insulation
The realization of function is first heat-insulated by insulating layer of asbestos 14, then by the Heat Insulation of Air Layer in hollow heat insulation plate 13；It is described it is hollow every
Hot plate 13 connect to form confined space by slot with irony side's shell 11 and copper side's shell 12；By being coated with consolidating for thermal insulating coating
Hollow heat insulation plate 13, insulating layer of asbestos 14 and electric controlled regulating valve 10 are fixed on one piece by tight screw, can effectively every fall from
Base Heat conducts bring heat；Meanwhile hollow heat insulation plate 13 and hold-down support 8 being connected by fixing screws 9, fixed branch
The uneven hole connection that seat 8 is equipped with tilts intracavitary water from cooling water outlet discharge, completes cooling procedure.
Embodiment 2, using double-deck shape of a hoof shell combination bottom multilayer insulation scheme, as shown in figure 3, the shell is heat-insulated
Structure includes irony shape of a hoof shell 21 and copper shape of a hoof shell 22, irony shape of a hoof shell 21 and copper shape of a hoof shell 22
Between form cooling water cavity, shell heat insulation structural is equipped with cooling water inlet 5 and cooling water outlet 6, is formed by cooling water inlet 5
Water spray forms air and water thermal insulation layer force it is heat-insulated；The irony shape of a hoof shell 21 and copper shape of a hoof shell 22 pass through
The heat-insulated plate 26 of two sides setting is fastened in conjunction with fixing bolt, wherein heat-insulated plate 26 and irony shape of a hoof shell 21 it
Between tightly seal 25 by silica gel solid and be sealed, be maintained at the temperature of electric controlled regulating valve 10 under appropriate working temperature；
The bottom insulating layer structure includes insulating layer of asbestos 14 setting up and down, bakelite thermal insulation board 33 and insulating layer of asbestos
14, realization is first heat-insulated by insulating layer of asbestos then heat-insulated by bakelite thermal insulation board, and bakelite thermal insulation board and shell heat insulation structural bottom
Sink is shut by rubber gasket between portion edge and plays the role of sealing；
The bottom thermal insulation layer, hold-down support 8 and electric controlled regulating valve 10 are fixed on by the clamp-screw by being coated with thermal insulating coating
One piece, can effectively every fall from Base Heat conduct bring heat；The uneven hole connection of hold-down support 8 makes intracavitary simultaneously
Water inclination is discharged from cooling water outlet, completes cooling procedure.
Embodiment 3 combines annular copper pipe heat insulation schemes using single layer side's shell, as shown in figure 4, the shell heat insulation structural
Annular cooling copper tube is equipped with including irony side's shell 11, in the cavity between irony side's shell 11 and electric controlled regulating valve 10
31, the both ends of annular cooling copper tube 31 are separately connected annular cooling copper tube import 23 across shell heat insulation structural and cooling water goes out
Mouth 6, cooling water enters annular 31 internal volume of cooling copper tube by annular cooling copper tube import 23 and is cooled down, from cooling water
Outlet discharge；
The bottom insulating layer structure includes hollow asbestos insulation plate 32 setting up and down and hollow bakelite thermal insulation board
33, by clamp-screw by electric controlled regulating valve 10, asbestos insulation plate 32 and bakelite thermal insulation board 33 fasten together with；The irony side
The bottom of the four edges of shell 11 is equipped with spot welding and fastens stabilizer blade 34, by clamp-screw by irony side's shell 11 and bakelite every
Hot plate 33 is fixed tightly in one piece.
The present invention is for using the automatically controlled turbocharger (WGT) for adjusting vent valve, variable nozzle turbine booster
(VNT), second level (multistage) adjustable pressurization system, the advanced pressure charging system such as compound adjustable pressurization system, present invention analysis are automatically controlled
The heated feature of 10 heat of regulating valve uses corresponding measure.For engine power cabin heat source and turbocharger layout feature,
Automatically controlled adjusting vent valve heat source mainly passes through fixing piece heat transfer, cross-ventilation conduction and black body radiation conduction, is adopted by multilayer
With the thermal insulation layer of unlike material and different structure form, it is heat-insulated that forced circulation is carried out to regulating valve, while considering to seal and install
The features such as arrangement.The present invention can satisfy the requirement of automotive power, meet electronic component use temperature upper limit
Limitation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of heat insula tion device of turbocharger of motor electric controlled regulating valve, it is characterised in that：Including being adjusted for accommodating
Shell heat insulation structural, the bottom insulating layer structure, hold-down support of the bottom opening of valve are saved, the bottom insulating layer structure setting exists
Between shell heat insulation structural bottom and hold-down support, the shell heat insulation structural outer layer be equipped with compound heat-insulation layer, it is described it is compound every
Air heat-insulation layer is formed between thermosphere and shell heat insulation structural outer layer；The shell heat insulation structural is equipped with cooperation regulating valve into row
Stomata and the exhaust outlet of string holes fasten outlet, air inlet fastens outlet and line mouth fastens outlet, pass through sealing insulation ring sealing
It is heat-insulated.
2. a kind of heat insula tion device of turbocharger of motor electric controlled regulating valve according to claim 1, feature
It is：The shell heat insulation structural includes irony side's shell and copper side's shell, shape between irony side's shell and copper side's shell
At cooling water cavity, shell heat insulation structural is equipped with cooling water inlet and cooling water outlet.
3. a kind of heat insula tion device of turbocharger of motor electric controlled regulating valve according to claim 1 or 2, special
Sign is：The bottom insulating layer structure includes insulating layer of asbestos and hollow heat insulation plate setting up and down, the hollow heat insulation
Plate connect to form confined space by slot with irony side's shell and copper side's shell.
4. a kind of heat insula tion device of turbocharger of motor electric controlled regulating valve according to claim 1, feature
It is：The shell heat insulation structural includes irony shape of a hoof shell and copper shape of a hoof shell, irony shape of a hoof shell and copper
Cooling water cavity is formed between shape of a hoof shell, shell heat insulation structural is equipped with cooling water inlet and cooling water outlet；The irony
Shape of a hoof shell and copper shape of a hoof shell are fastened by the heat-insulated plate combination fixing bolt that two sides are arranged.
5. a kind of heat insula tion device of turbocharger of motor electric controlled regulating valve according to claim 1,2 or 4,
It is characterized in that：The bottom insulating layer structure includes insulating layer of asbestos and bakelite thermal insulation board setting up and down.
6. a kind of heat insula tion device of turbocharger of motor electric controlled regulating valve according to claim 1, feature
It is：Annular copper pipe is equipped in cavity between the shell heat insulation structural and regulating valve, the both ends of annular copper pipe are separately connected
Across the cooling water inlet and cooling water outlet of shell heat insulation structural.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810608944.5A CN108869011A (en) | 2018-06-13 | 2018-06-13 | A kind of heat insula tion device of turbocharger of motor electric controlled regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810608944.5A CN108869011A (en) | 2018-06-13 | 2018-06-13 | A kind of heat insula tion device of turbocharger of motor electric controlled regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108869011A true CN108869011A (en) | 2018-11-23 |
Family
ID=64338291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810608944.5A Pending CN108869011A (en) | 2018-06-13 | 2018-06-13 | A kind of heat insula tion device of turbocharger of motor electric controlled regulating valve |
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| Country | Link |
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| CN (1) | CN108869011A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3009453A1 (en) * | 1980-03-12 | 1981-09-24 | Aktiengesellschaft Kühnle, Kopp & Kausch, 6710 Frankenthal | Exhaust turbocharger blowdown valve control - has two dished heat shields of specified geometry between diaphragm chamber and valve seat |
| DE102008026882A1 (en) * | 2008-06-05 | 2009-01-22 | Daimler Ag | Actuator for exhaust gas turbocharger of internal combustion engine, has heat exchanging medium receiving channel provided with wall formed as housing wall, and another wall partially/completely covering inner or outer side of housing wall |
| CN202141090U (en) * | 2011-01-18 | 2012-02-08 | 浙江绍兴苏泊尔生活电器有限公司 | Electromagnetic oven |
| KR20150098774A (en) * | 2014-02-21 | 2015-08-31 | 주식회사 만도 | Electrical Actuator For Variable Geometry Turbocharger Having Water Jacket |
| DE102014106513A1 (en) * | 2014-05-09 | 2015-11-12 | Pierburg Gmbh | Exhaust gas turbocharger with a wastegate valve |
-
2018
- 2018-06-13 CN CN201810608944.5A patent/CN108869011A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3009453A1 (en) * | 1980-03-12 | 1981-09-24 | Aktiengesellschaft Kühnle, Kopp & Kausch, 6710 Frankenthal | Exhaust turbocharger blowdown valve control - has two dished heat shields of specified geometry between diaphragm chamber and valve seat |
| DE102008026882A1 (en) * | 2008-06-05 | 2009-01-22 | Daimler Ag | Actuator for exhaust gas turbocharger of internal combustion engine, has heat exchanging medium receiving channel provided with wall formed as housing wall, and another wall partially/completely covering inner or outer side of housing wall |
| CN202141090U (en) * | 2011-01-18 | 2012-02-08 | 浙江绍兴苏泊尔生活电器有限公司 | Electromagnetic oven |
| KR20150098774A (en) * | 2014-02-21 | 2015-08-31 | 주식회사 만도 | Electrical Actuator For Variable Geometry Turbocharger Having Water Jacket |
| DE102014106513A1 (en) * | 2014-05-09 | 2015-11-12 | Pierburg Gmbh | Exhaust gas turbocharger with a wastegate valve |
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Application publication date: 20181123 |
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