CN109944720A - A kind of bypass valve arrangement of gas recirculation system - Google Patents
A kind of bypass valve arrangement of gas recirculation system Download PDFInfo
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- CN109944720A CN109944720A CN201910284989.6A CN201910284989A CN109944720A CN 109944720 A CN109944720 A CN 109944720A CN 201910284989 A CN201910284989 A CN 201910284989A CN 109944720 A CN109944720 A CN 109944720A
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- air inlet
- pipe
- exhaust gas
- gas recirculation
- rectangular
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Abstract
The invention discloses a kind of bypass valve arrangements of gas recirculation system, belong to engines exhaust gas recirculation field, a kind of bypass valve arrangement of gas recirculation system, including cooler for recycled exhaust gas, the right side of cooler for recycled exhaust gas is connected with rectangular air inlet pipe, the left side of cooler for recycled exhaust gas is connected with rectangle escape pipe, the surface of rectangular air inlet pipe is equipped with air inlet, the surface of rectangle escape pipe is equipped with venthole, the surface of rectangular air inlet pipe is equipped with through slot, it passes through the effect of the first spring, so that metal plate pushes baffle to the rectangular inlet seal of tube, so that engine is in low temperature, under the operating condition of the slow-speed of revolution, high-temp waste gas is no longer pass through cooler for recycled exhaust gas, and it is flowed into bypass pipe through air inlet, under the situation that the second electromagnet is powered, so that metallic rod drives sealing-plug to be detached from the first circular hole, so that high-temp waste gas is through the second circular hole, Third circular hole, bypass pipe flow into engine, engine interior ignition temperature are improved, to reduce the discharge of pollutant.
Description
Technical field
The present invention relates to engines exhaust gas recirculation fields, more specifically to a kind of side of gas recirculation system
Port valve structure.
Background technique
Engine exhaust-gas recirculating system (EGR), the exhaust gas for mainly generating engine pass through waste gas circulating valve again
It is sent into cylinder, carries out full combustion, so that the generation of oxynitrides and the total release of exhaust gas are reduced, and with environment
Worsening, be more strict with engine low temperature, the slow-speed of revolution operating condition under, the discharge standard of tail gas.
But the setting of the not no by-passing valve of existing gas recirculation system majority, when engine is in low temperature, the slow-speed of revolution
It, cannot be by the effect of the first spring, so that baffle is to the rectangular inlet seal of tube, so that high-temp waste gas is no longer flow through under operating condition
Cooler for recycled exhaust gas, but flow into bypass pipe, it can not be in the energization of the second electromagnet, so that sealing-plug is detached from first
Circular hole, to improve the ignition temperature of engine interior, reduces dirty so that high-temp waste gas finally flows into engine through bypass pipe
Contaminate the discharge of object.
Summary of the invention
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of by-passing valve knots of gas recirculation system
Structure, it is by the effect of the first spring so that metal plate pushes baffle to the rectangular inlet seal of tube so that engine low temperature,
Under the operating condition of the slow-speed of revolution, high-temp waste gas is no longer pass through cooler for recycled exhaust gas, and flows into bypass pipe through air inlet, in the second electromagnet
Under the situation of energization, so that metallic rod drives sealing-plug to be detached from the first circular hole, so that high-temp waste gas is through the second circular hole, third
Circular hole, bypass pipe flow into engine, engine interior ignition temperature are improved, to reduce the discharge of pollutant.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
The right side of a kind of bypass valve arrangement of gas recirculation system, including cooler for recycled exhaust gas, the cooler for recycled exhaust gas connects
It is connected to rectangular air inlet pipe, the left side of the cooler for recycled exhaust gas is connected with rectangle escape pipe, and the surface of the rectangular air inlet pipe is equipped with
Air inlet, the surface of the rectangle escape pipe are equipped with venthole, and the surface of the rectangular air inlet pipe is equipped with through slot, the through slot
Inside is equipped with rectangular seal block, and the rectangular seal block is internally connected with baffle, and the end of the through slot is equipped with shell,
The inside of the shell is equipped with support plate, and the end of the baffle is equipped with metal plate, between the metal plate and support plate
It is symmetrically connected with the first spring, the end of the air inlet and venthole is connected with bypass pipe, the inside installation of the bypass pipe
There is first partition, the surface of the first partition is equipped with the first circular hole, and the internal slide of first circular hole is equipped with sealing-plug,
The inside of the bypass pipe is equipped with second partition, and the surface of the second partition is symmetrically arranged with the second circular hole, the bypass pipe
Inside third partition is installed, the surface of the third partition is symmetrically arranged with third circular hole, it by the effect of the first spring,
So that metal plate pushes baffle to the rectangular inlet seal of tube so that engine low temperature, the slow-speed of revolution operating condition under, high-temp waste gas is not
It using cooler for recycled exhaust gas, and is flowed into bypass pipe through air inlet, under the situation that the second electromagnet is powered, so that metallic rod band
Dynamic sealing plug is detached from the first circular hole, so that high-temp waste gas flows into engine through the second circular hole, third circular hole, bypass pipe,
Engine interior ignition temperature is improved, to reduce the discharge of pollutant.
Further, the bottom end of the shell is equipped with the first electromagnet, is equipped with first in the control panel of driver's cabin
Switch, first switch is connected by conducting wire with power supply, the first electromagnet, and the model KB-16/25 of the first electromagnet, insulation
Property is good, suction is powerful.
Further, the surface of the support plate is equipped with rectangular opening, is slidably connected between the rectangular opening and baffle, so that
Baffle can be moved along rectangular opening to enclosure interior, and support plate is convenient for the installation of the first spring.
Further, the end of the sealing-plug is equipped with metallic rod, and the surface of the metallic rod is connected with second spring,
Metallic rod is adsorbed after being powered convenient for the second electromagnet, and second spring intensity is enough, guarantees that the second electromagnet is in disconnected
It, will not be under the impact of high-temp waste gas, so that sealing-plug is opened when electric.
Further, the surface of the second partition is equipped with slide opening, is slidably connected, is convenient between the slide opening and metallic rod
After second electromagnet is powered, so that metallic rod can move outward along slide opening inner wall.
Further, the surface of the third partition is equipped with the second electromagnet, is equipped in the control panel of driver's cabin
Second switch, second switch is connected with power supply, the second electromagnet by conducting wire, and the model LS-P40/20 of the second electromagnet,
Heat-resisting quantity is good, suction is strong, long service life.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
(1) this programme passes through the effect of the first spring, so that metal plate pushes baffle to the rectangular inlet seal of tube, so that engine
Low temperature, the slow-speed of revolution operating condition under, high-temp waste gas is no longer pass through cooler for recycled exhaust gas, and flows into bypass pipe through air inlet, second
Under the situation that electromagnet is powered, so that metallic rod drives sealing-plug to be detached from the first circular hole, so that high-temp waste gas is through the second circle
Hole, third circular hole, bypass pipe flow into engine, engine interior ignition temperature are improved, to reduce the discharge of pollutant.
(2) bottom end of shell is equipped with the first electromagnet, and first switch is equipped in the control panel of driver's cabin, and first opens
It closes and is connected by conducting wire with power supply, the first electromagnet, and the model KB-16/25 of the first electromagnet, good insulating, suction are strong
Strength.
(3) surface of support plate is equipped with rectangular opening, is slidably connected between rectangular opening and baffle, so that baffle can be along rectangular opening
It is mobile to enclosure interior, and support plate is convenient for the installation of the first spring.
(4) end of sealing-plug is equipped with metallic rod, and the surface of metallic rod is connected with second spring, is convenient for the second electromagnet
Metallic rod is adsorbed after energization, and second spring intensity is enough, it, will not be in high temperature when guaranteeing that the second electromagnet is in power-off
Under the impact of exhaust gas, so that sealing-plug is opened.
(5) surface of second partition is equipped with slide opening, is slidably connected between slide opening and metallic rod, is powered convenient for the second electromagnet
Afterwards, so that metallic rod can move outward along slide opening inner wall.
(6) surface of third partition is equipped with the second electromagnet, and second switch is equipped in the control panel of driver's cabin, the
Two switches are connected with power supply, the second electromagnet by conducting wire, and the model LS-P40/20 of the second electromagnet, heat-resisting quantity is good,
Suction is strong, long service life.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the enlarged drawing of A at Fig. 1 of the invention；
Fig. 3 is the enlarged drawing of B at Fig. 1 of the invention.
Figure label explanation:
1 cooler for recycled exhaust gas, 2 rectangular air inlet pipes, 3 rectangle escape pipes, 4 air inlets, 5 ventholes, 6 through slots, 7 rectangular seal blocks, 8 gears
Plate, 9 shells, 10 support plates, 11 metal plates, 12 first springs, 13 bypass pipes, 14 first partitions, 15 first circular holes, 16 sealings
Plug, 17 second partitions, 18 second circular holes, 19 third partitions, 20 third circular holes, 21 first electromagnet, 22 rectangular openings, 23 metals
Bar, 24 second springs, 25 slide openings, 26 second electromagnet.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description；Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end "
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand
For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable
Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
Fig. 1-3, a kind of bypass valve arrangement of gas recirculation system, including cooler for recycled exhaust gas 1 are please referred to, Fig. 1 and Fig. 2 are please referred to,
The right side of cooler for recycled exhaust gas 1 is connected with rectangular air inlet pipe 2, and the left side of cooler for recycled exhaust gas 1 is connected with rectangle escape pipe 3, rectangle
The surface of air inlet pipe 2 is equipped with air inlet 4, and the surface of rectangle escape pipe 2 is equipped with venthole 5, and the surface of rectangular air inlet pipe 2 is equipped with logical
Slot 6, the inside of through slot 6 are equipped with rectangular seal block 7, and rectangular seal block 7 is internally connected with baffle 8, the end installation of through slot 6
There is shell 9, the bottom end of shell 9 is equipped with the first electromagnet 21, first switch is equipped in the control panel of driver's cabin, and first opens
It closes and is connected by conducting wire with power supply, the first electromagnet 21, and the model KB-16/25 of the first electromagnet 21, good insulating, suction
Power is powerful, and the inside of shell 9 is equipped with support plate 10, and the surface of support plate 10 is equipped with rectangular opening 22, rectangular opening 22 and baffle 8 it
Between be slidably connected so that baffle 8 can be along rectangular opening 22 to moving inside shell 9, and support plate 10 is convenient for the peace of the first spring 12
Dress, the end of baffle 8 is equipped with metal plate 11, the first spring 12 is symmetrically connected between metal plate 11 and support plate 10.
Please refer to Fig. 1 and Fig. 3, the end of air inlet 4 and venthole 5 is connected with bypass pipe 13, the inside peace of bypass pipe 13
Equipped with first partition 14, the surface of first partition 14 is equipped with the first circular hole 15, and the internal slide of the first circular hole 15 is equipped with sealing
Plug 16, the end of sealing-plug 16 is equipped with metallic rod 23, and the surface of metallic rod 23 is connected with second spring 24, is convenient for the second electromagnetism
Iron 26 adsorbs metallic rod 23 after being powered, and 24 intensity of second spring is enough, when guaranteeing that the second electromagnet 26 is in power-off,
Will not be under the impact of high-temp waste gas so that sealing-plug 16 is opened, the inside of bypass pipe 13 is equipped with second partition 17, second every
The surface of plate 17 is equipped with slide opening 25, is slidably connected between slide opening 25 and metallic rod 23, after being powered convenient for the second electromagnet 26, so that
Metallic rod 23 can move outward along 25 inner wall of slide opening, and the surface of second partition 17 is symmetrically arranged with the second circular hole 18, bypass pipe 13
Inside third partition 19 is installed, the surface of third partition 19 is symmetrically arranged with third circular hole 20, the surface peace of third partition 19
Equipped with the second electromagnet 26, second switch, second switch and power supply, the second electromagnet 26 are installed in the control panel of driver's cabin
It is connected by conducting wire, and the model LS-P40/20 of the second electromagnet 26, heat-resisting quantity is good, suction is strong, long service life.
When engine is in low temperature, slow-speed of revolution operating condition, openable second switch, so that 26 moment of the second electromagnet is powered
Magnetic force is generated, metallic rod 23 is adsorbed, so that metallic rod 23 moves outward along 25 inner wall of slide opening, 24 stress of second spring
Compression, when metallic rod 23 and the second electromagnet 26 contact, sealing-plug 16 has disengaged from the first circular hole 15, thus high-temp waste gas through into
Stomata 4, the first circular hole 15, the second circular hole 18, third circular hole 20, bypass pipe 13, venthole 5 flow into engine, and raising is started
Machine internal-combustion temperature, so that exhaust gas full combustion, reduces pollutant emission, when engine interior is in high temperature, high revolving speed work
When condition, openable first switch, so that the first electromagnet 21 is powered, moment generates magnetic force, adsorbs to metal plate 11, so that
Metal plate 11 drives baffle 8 along rectangular opening 22 to moving inside shell 9, and 12 stress of the first spring stretches, when metal plate 11 and the
When one electromagnet 21 contacts, baffle 8 no longer seals rectangular air inlet pipe 2, so that high-temp waste gas flows into cooler for recycled exhaust gas 1, passes through
Cooling treated exhaust gas flows into engine through rectangle escape pipe 3, prolonging burning time, reduces pollutant emission.
The foregoing is intended to be a preferred embodiment of the present invention；But scope of protection of the present invention is not limited thereto.
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
It improves design and is subject to equivalent substitution or change, should be covered by the scope of protection of the present invention.
Claims (6)
1. a kind of bypass valve arrangement of gas recirculation system, including cooler for recycled exhaust gas (1), it is characterised in that: the EGR is cooling
The right side of device (1) is connected with rectangular air inlet pipe (2), and the left side of the cooler for recycled exhaust gas (1) is connected with rectangle escape pipe (3),
The surface of the rectangular air inlet pipe (2) is equipped with air inlet (4), and the surface of the rectangle escape pipe (2) is equipped with venthole (5), institute
The surface for stating rectangular air inlet pipe (2) is equipped with through slot (6), and the inside of the through slot (6) is equipped with rectangular seal block (7), the square
Shape sealing block (7) is internally connected with baffle (8), and the end of the through slot (6) is equipped with shell (9), the shell (9) it is interior
Portion is equipped with support plate (10), and the end of the baffle (8) is equipped with metal plate (11), the metal plate (11) and support plate
(10) it is symmetrically connected between the first spring (12), the end of the air inlet (4) and venthole (5) is connected with bypass pipe
(13), the inside of the bypass pipe (13) is equipped with first partition (14), and the surface of the first partition (14) is equipped with the first circle
The internal slide in hole (15), first circular hole (15) is equipped with sealing-plug (16), and the inside of the bypass pipe (13) is equipped with
The surface of second partition (17), the second partition (17) is symmetrically arranged with the second circular hole (18), the inside of the bypass pipe (13)
It is equipped with third partition (19), the surface of the third partition (19) is symmetrically arranged with third circular hole (20).
2. a kind of bypass valve arrangement of gas recirculation system according to claim 1, it is characterised in that: the shell
(9) bottom end is equipped with the first electromagnet (21).
3. a kind of bypass valve arrangement of gas recirculation system according to claim 1, it is characterised in that: the support plate
(10) surface is equipped with rectangular opening (22), is slidably connected between the rectangular opening (22) and baffle (8).
4. a kind of bypass valve arrangement of gas recirculation system according to claim 1, it is characterised in that: the sealing-plug
(16) end is equipped with metallic rod (23), and the surface of the metallic rod (23) is connected with second spring (24).
5. a kind of bypass valve arrangement of gas recirculation system according to claim 1, it is characterised in that: described second every
The surface of plate (17) is equipped with slide opening (25), is slidably connected between the slide opening (25) and metallic rod (23).
6. a kind of bypass valve arrangement of gas recirculation system according to claim 1, it is characterised in that: the third every
The surface of plate (19) is equipped with the second electromagnet (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284989.6A CN109944720A (en) | 2019-04-10 | 2019-04-10 | A kind of bypass valve arrangement of gas recirculation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284989.6A CN109944720A (en) | 2019-04-10 | 2019-04-10 | A kind of bypass valve arrangement of gas recirculation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109944720A true CN109944720A (en) | 2019-06-28 |
Family
ID=67014046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910284989.6A Pending CN109944720A (en) | 2019-04-10 | 2019-04-10 | A kind of bypass valve arrangement of gas recirculation system |
Country Status (1)
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| CN (1) | CN109944720A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113426005A (en) * | 2021-06-03 | 2021-09-24 | 河北医科大学第二医院 | Department of respiration is with breathing detection multi-channel interface |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0994247A2 (en) * | 1998-03-23 | 2000-04-19 | Volkswagen Aktiengesellschaft | Valve arrangement for the control of a recirculated exhaust gas flow |
| WO2006092401A1 (en) * | 2005-03-01 | 2006-09-08 | Dayco Ensa, S.L. | By-pass and egr integrated valve |
| US20090308363A1 (en) * | 2008-06-12 | 2009-12-17 | Hyundai Motor Company | Exhaust gas recirculation device and vehicle provided with the same |
| US20110108013A1 (en) * | 2009-11-09 | 2011-05-12 | International Engine Intellectual Property Company, Llc | Exhaust gas recirculation valve with bypass capability and method |
| CN203403990U (en) * | 2013-08-30 | 2014-01-22 | 广西玉柴机器股份有限公司 | Engine egr system |
| CN207892733U (en) * | 2017-12-29 | 2018-09-21 | 贵阳吉利发动机有限公司 | A kind of gas recirculation system and automobile |
| CN210660364U (en) * | 2019-04-10 | 2020-06-02 | 温州市温纳汽车配件有限公司 | Bypass valve structure of exhaust gas recirculation system |
-
2019
- 2019-04-10 CN CN201910284989.6A patent/CN109944720A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0994247A2 (en) * | 1998-03-23 | 2000-04-19 | Volkswagen Aktiengesellschaft | Valve arrangement for the control of a recirculated exhaust gas flow |
| WO2006092401A1 (en) * | 2005-03-01 | 2006-09-08 | Dayco Ensa, S.L. | By-pass and egr integrated valve |
| US20090308363A1 (en) * | 2008-06-12 | 2009-12-17 | Hyundai Motor Company | Exhaust gas recirculation device and vehicle provided with the same |
| US20110108013A1 (en) * | 2009-11-09 | 2011-05-12 | International Engine Intellectual Property Company, Llc | Exhaust gas recirculation valve with bypass capability and method |
| CN203403990U (en) * | 2013-08-30 | 2014-01-22 | 广西玉柴机器股份有限公司 | Engine egr system |
| CN207892733U (en) * | 2017-12-29 | 2018-09-21 | 贵阳吉利发动机有限公司 | A kind of gas recirculation system and automobile |
| CN210660364U (en) * | 2019-04-10 | 2020-06-02 | 温州市温纳汽车配件有限公司 | Bypass valve structure of exhaust gas recirculation system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113426005A (en) * | 2021-06-03 | 2021-09-24 | 河北医科大学第二医院 | Department of respiration is with breathing detection multi-channel interface |
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