CN203670031U - Bypass valve assembly and EGR cooler module using same - Google Patents
Bypass valve assembly and EGR cooler module using same Download PDFInfo
- Publication number
- CN203670031U CN203670031U CN201320670808.1U CN201320670808U CN203670031U CN 203670031 U CN203670031 U CN 203670031U CN 201320670808 U CN201320670808 U CN 201320670808U CN 203670031 U CN203670031 U CN 203670031U
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- China
- Prior art keywords
- valve
- exhaust gas
- valve assembly
- cooler
- valve block
- 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 - Lifetime
Links
- 238000003466 welding Methods 0.000 claims description 6
- 239000000110 cooling liquid Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 230000000740 bleeding effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 38
- 239000002912 waste gas Substances 0.000 description 13
- 230000001276 controlling effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- 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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- Exhaust-Gas Circulating Devices (AREA)
Abstract
Due to the facts that in the prior art, because a valve plate in a bypass valve assembly is high in working efficiency and intensity, the bypass valve assembly is prone to breaking, and then working problems of an automobile EGR cooler module are caused, a bypass valve assembly and an EGR cooler module using the bypass valve assembly are provided. A valve plate in the bypass valve assembly is improved, so that rigidness of a valve plate system is improved, and it is avoided that the bypass valve assembly is prone to breaking. According to the technical scheme that all components of the EGR cooler module are integrated in the prior art, space inside an automobile is sufficiently and reasonably utilized. In addition, through the position design that an air bleeding bolt is additionally arranged, the problem that in the process of filling cooling liquid, air bubbles are prone to happening is solved better.
Description
Technical field
The present invention relates to cooler for recycled exhaust gas module field, particularly a kind of by-pass valve assembly of cooler for recycled exhaust gas module.
Background technique
In prior art, because the valve block frequency of okperation in by-pass valve assembly is high, intensity is large, thereby easily occurs the problems such as fracture, and then causes the work problem of automobile cooler for recycled exhaust gas module.
On the other hand, cooler for recycled exhaust gas module of the prior art is non-integrated state, and working part is many, is difficult in limited space, these parts reasonably be arranged.
Secondly,, when available engine need to add inject cooling liquid, because gas can be brought in the lump, therefore in cooling liquid, easily produce bubble, and then can affect its action effect.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of by-pass valve assembly and uses its cooler for recycled exhaust gas module, to avoid the valve block in by-pass valve assembly in prior art that the problem of fracture easily occurs, and in prior art, exist cannot the each part of reasonable Arrangement cooler for recycled exhaust gas module in limited space problem.
In order to address the above problem, according to a first aspect of the invention, provide a kind of by-pass valve assembly, comprise valve seat, axle and valve block, valve block is located in valve seat, and axle is connected with valve block through valve seat, and valve block is double valve sheet structure.
Alternatively, in foregoing by-pass valve assembly, double valve sheet structure comprises the first valve block and the second valve block, and the first valve block first end is connected with the second valve block first end, first valve block the second end and second valve block the second end coupling shaft respectively.
Alternatively, in foregoing by-pass valve assembly, the first fitting surface that axle has and the second fitting surface, the first valve block is fixed on the first fitting surface, and the second valve block is fixed on the second fitting surface.
Alternatively, in foregoing by-pass valve assembly, between the first valve block first end and the second valve block first end, be also provided with abaculus.
Alternatively, in foregoing by-pass valve assembly, the first valve block and the second valve block weld with abaculus respectively.
Alternatively, in foregoing by-pass valve assembly, also comprise bleeder screw, described bleeder screw and described valve seat are spirally connected.
Alternatively, in foregoing by-pass valve assembly, also comprise valve gap and bonnet gasket, described valve gap, described bonnet gasket and described valve seat are bolted to connection.
Alternatively, in foregoing by-pass valve assembly, also comprise final controlling element, described final controlling element is connected with described axle.
According to another invention of the present invention, a kind of cooler for recycled exhaust gas module is also provided, comprise cooler for recycled exhaust gas, EGR valve, cooler for recycled exhaust gas outlet pipe, EGR assembly bracket, also comprise that foregoing by-pass valve assembly, cooler for recycled exhaust gas, EGR valve, cooler for recycled exhaust gas outlet pipe, EGR assembly bracket and by-pass valve assembly integrate.
Alternatively, in foregoing cooler for recycled exhaust gas module, cooler for recycled exhaust gas and by-pass valve assembly are bolted.
Alternatively, in foregoing cooler for recycled exhaust gas module, EGR valve and by-pass valve assembly are bolted.
Alternatively, in foregoing cooler for recycled exhaust gas module, EGR assembly bracket and cooler for recycled exhaust gas welding.
According to by-pass valve assembly of the present invention, owing to having adopted double valve sheet structure, improve the rigidity of valve block system, effectively avoid its problem such as incident fracture in the course of the work.On the other hand, according to cooler for recycled exhaust gas module of the present invention, because by cooler for recycled exhaust gas, EGR valve, cooling water outlet pipe, EGR assembly bracket and by-pass valve assembly integrate, and have not only rationally utilized the confined space, and have ensured that discharge can satisfy regulatory requirement.
Brief description of the drawings
Fig. 1 is the structural representation of an embodiment's by-pass valve assembly in the present invention,
Fig. 2 be the by-pass valve assembly of an embodiment in the present invention in the time of closed condition waste gas streams to schematic diagram,
Fig. 3 be the by-pass valve assembly of an embodiment in the present invention in the time of open mode waste gas streams to schematic diagram,
Fig. 4 is the structural representation of the EGR refrigerating module of an embodiment in the present invention,
Fig. 5 is the structural representation of an embodiment's double valve sheet in the present invention, and
Fig. 6 is the structural representation of an embodiment's abaculus in the present invention.
Embodiment
Explain with reference to the accompanying drawings the specific embodiment of the present invention.
Fig. 1 shows the structural representation of by-pass valve assembly in the present invention, by-pass valve assembly comprises valve seat 10, and is located at the valve block 17 in valve seat 10, and this valve block 17 adopts double valve sheet structure, can effectively increase the rigidity of valve block system, avoid occurring at work breakage problem.Valve seat 10 is provided with valve gap 11, between valve gap 11 and valve seat 10, is provided with bonnet gasket 19; Axle 13 is through valve gap 11, and in insertion valve seat 10, insert in valve seat 10 one end of axle 13, and be connected with valve block 17, and its other end stretches out valve seat 10, and is connected with final controlling element 12; By-pass valve assembly also comprises the first exhaust gas inlet 18, the second exhaust gas inlet 16, the first waste gas outlet 15 and the second waste gas outlet 20 be located on valve seat 10, wherein the second exhaust gas inlet 16 and the first waste gas outlet 15 are communicated with cooler for recycled exhaust gas respectively, and the second waste gas outlet 20 is communicated with intake manifold; By-pass valve assembly also comprises the cooler for recycled exhaust gas water intake 22 of being located on valve seat 10, and this cooler for recycled exhaust gas water intake 22 and the first waste gas outlet 15 and/or the second exhaust gas inlet 16 are positioned on same flanged surface.
Alternatively, by-pass valve assembly also comprises the bleeder screw 14 being spirally connected with valve seat 10, in the time that motor adds inject cooling liquid for the first time, can turn on bleeder screw 14, and then avoids occurring the problem of bubble in cooling liquid; In addition, bleeder screw is located at while making to add inject cooling liquid herein and is not needed to move or dismantle multiple auto parts, the manual operation of being more convenient for.
Fig. 2 and Fig. 3 show the work schematic diagram of by-pass valve assembly in the present invention.After vacuum actor 12 and vacuum source are connected, it rotates (schematic structure that the black cylinder shown in figure is the position that shows that valve block 17 rotates in valve seat 10) by axle 13 with moving valve plate 17, bypass valve is opened: now waste gas 21 is directly entered by the first exhaust gas inlet 18, after EGR valve, entered into intake manifold from the second waste gas outlet 20.
After vacuum actor 12 and vacuum source disconnect, its by axle 13 with moving valve plate 17 counterrotatings (the black cylinder shown in figure is the schematic structure of the position that shows that valve block 17 rotates in valve seat 10), bypass valve cuts out: now waste gas 21 enters from the first exhaust gas inlet 18, enter cooler for recycled exhaust gas through the second exhaust gas inlet 16, then enter the first waste gas outlet 15 from cooler for recycled exhaust gas, and enter into intake manifold from the second waste gas outlet 20 after EGR valve.
Owing to having said mechanism, through demarcating, this motor meets the requirement of Abgasgesetz.
Fig. 4 shows the structural representation of EGR refrigerating module in the present invention, and EGR refrigerating module comprises by-pass valve assembly 2; The EGR valve 1 being spirally connected by the second bolt 9 with by-pass valve assembly; Be provided with by-pass valve assembly 2 cooler for recycled exhaust gas 3 that the flanged surface of the second exhaust gas inlet and the first waste gas outlet is spirally connected by the first bolt 6; Also comprise the cooler for recycled exhaust gas outlet pipe 4 being communicated with cooler for recycled exhaust gas 3, and the EGR module carrier 5 being connected with cooler for recycled exhaust gas 3; Said structure all becomes one.
Alternatively, the face of being spirally connected of cooler for recycled exhaust gas 3 and by-pass valve assembly 2 is provided with the first pad 7.
Alternatively, the face of being spirally connected of EGR valve 1 and by-pass valve assembly 2 is provided with the second pad 8.
Fig. 5 shows a kind of concrete double valve sheet structure being applied in by-pass valve assembly of the present invention and EGR refrigerating module.This double valve sheet structure comprises that the first end of the first valve block 1701 and the second valve block 1702, the first valve blocks 1701 is connected with the first end of the second valve block 1702; The second end of the second end of the first valve block 1701 and the second valve block 1702 is connected with axle 13 respectively; Comparatively firm for ensureing connection, can on axle 13, offer two fitting surfaces, the first valve block 1701 is connected with the first fitting surface, the second valve block 1702 is connected with the second fitting surface.In addition, the inner side of clamping at the first valve block 1701 and the second valve block 1702 is provided with abaculus 23, abaculus 23 is between the first valve block 1701 first ends and the first end of the second valve block 1702, Placement between valve block described herein and valve block or between valve block and axle adopts welding conventionally, but other can be realized the Placement of firmly fixing valve block and valve block or valve block and axle and also can be applied to this.So arrange and can effectively increase the withstand shocks ability of load of double valve sheet structure, when its Placement is during for welding, can adapt to a greater variety of welding manners such as vacuum welding.
Fig. 6 shows the concrete structure of abaculus 23, the cylinder that abaculus 23 is isosceles trapezoidal structure, and the abaculus 23 so arranging has larger fitting area, and strengthens rigidity, thereby can more suitably embed between double valve sheet.Certainly, other abaculus structures that can conveniently embed between double valve sheet also can be applicable to herein, such as triangle etc.
As above with reference to the accompanying drawings the specific embodiment of the present invention is described in detail.Remodeling or modification that those skilled in the art can be equal to feature concrete in mode of execution according to the above description, certainly, the mode of execution of these changes also will fall in the protection domain that claims cover.
Claims (12)
1. a by-pass valve assembly, is characterized in that, comprises valve seat, axle and valve block, and described valve block is located in described valve seat, and described axle is connected with described valve block through described valve seat, and described valve block is double valve sheet structure.
2. by-pass valve assembly according to claim 1, it is characterized in that, described double valve sheet structure comprises the first valve block and the second valve block, and described the first valve block first end is connected with described the second valve block first end, and described first valve block the second end is connected respectively described axle with described second valve block the second end.
3. by-pass valve assembly according to claim 2, is characterized in that, the first fitting surface that described axle has and the second fitting surface, and described the first valve block is fixed on described the first fitting surface, and described the second valve block is fixed on described the second fitting surface.
4. according to the by-pass valve assembly described in claim 2 or 3, it is characterized in that, between described the first valve block first end and the second valve block first end, be also provided with abaculus.
5. by-pass valve assembly according to claim 4, is characterized in that, described the first valve block and the second valve block weld with described abaculus respectively.
6. by-pass valve assembly according to claim 1, is characterized in that, also comprises bleeder screw, and described bleeder screw and described valve seat are spirally connected.
7. by-pass valve assembly according to claim 1, is characterized in that, also comprises valve gap and bonnet gasket, and described valve gap, described bonnet gasket and described valve seat are bolted to connection.
8. by-pass valve assembly according to claim 1, is characterized in that, also comprises final controlling element, and described final controlling element is connected with described axle.
9. a cooler for recycled exhaust gas module, comprise cooler for recycled exhaust gas, EGR valve, cooler for recycled exhaust gas outlet pipe, EGR assembly bracket, it is characterized in that, also comprise the by-pass valve assembly as described in claim 1 to 8 any one, described cooler for recycled exhaust gas, described EGR valve, described cooler for recycled exhaust gas outlet pipe, described EGR assembly bracket and described by-pass valve assembly integrate.
10. cooler for recycled exhaust gas module according to claim 9, is characterized in that, described cooler for recycled exhaust gas and described by-pass valve assembly are bolted.
11. cooler for recycled exhaust gas modules according to claim 9, is characterized in that, described EGR valve and described by-pass valve assembly are bolted.
12. cooler for recycled exhaust gas modules according to claim 9, is characterized in that, described EGR assembly bracket and the welding of described cooler for recycled exhaust gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670808.1U CN203670031U (en) | 2013-10-29 | 2013-10-29 | Bypass valve assembly and EGR cooler module using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670808.1U CN203670031U (en) | 2013-10-29 | 2013-10-29 | Bypass valve assembly and EGR cooler module using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203670031U true CN203670031U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320670808.1U Expired - Lifetime CN203670031U (en) | 2013-10-29 | 2013-10-29 | Bypass valve assembly and EGR cooler module using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203670031U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464844A (en) * | 2014-09-09 | 2016-04-06 | 上海汽车集团股份有限公司 | Engine and intelligent exhaust gas recycling (EGR) cooler thereof |
| CN107035573A (en) * | 2017-05-17 | 2017-08-11 | 浙江银轮机械股份有限公司 | By-passing valve valve rod and valve block laser welding process |
| CN107299870A (en) * | 2017-06-06 | 2017-10-27 | 昆明云内动力股份有限公司 | A kind of ERG with by-passing valve |
-
2013
- 2013-10-29 CN CN201320670808.1U patent/CN203670031U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464844A (en) * | 2014-09-09 | 2016-04-06 | 上海汽车集团股份有限公司 | Engine and intelligent exhaust gas recycling (EGR) cooler thereof |
| CN105464844B (en) * | 2014-09-09 | 2018-05-11 | 上海汽车集团股份有限公司 | Engine and its intelligent cooler for recycled exhaust gas |
| CN107035573A (en) * | 2017-05-17 | 2017-08-11 | 浙江银轮机械股份有限公司 | By-passing valve valve rod and valve block laser welding process |
| CN107299870A (en) * | 2017-06-06 | 2017-10-27 | 昆明云内动力股份有限公司 | A kind of ERG with by-passing valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |