CN115111021B - Intake valve mechanism of rotor engine - Google Patents
Intake valve mechanism of rotor engine Download PDFInfo
- Publication number
- CN115111021B CN115111021B CN202210747310.4A CN202210747310A CN115111021B CN 115111021 B CN115111021 B CN 115111021B CN 202210747310 A CN202210747310 A CN 202210747310A CN 115111021 B CN115111021 B CN 115111021B
- Authority
- CN
- China
- Prior art keywords
- valve
- seat ring
- valve rod
- valve head
- air inlet
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 230000001276 controlling effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/20—Shapes or constructions of valve members, not provided for in preceding subgroups of this group
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/22—Valve-seats not provided for in preceding subgroups of this group; Fixing of valve-seats
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
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- 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
- F02B53/00—Internal-combustion aspects of rotary-piston or oscillating-piston engines
- F02B53/04—Charge admission or combustion-gas discharge
- F02B53/08—Charging, e.g. by means of rotary-piston pump
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Lift Valve (AREA)
Abstract
The invention provides a rotor engine intake valve mechanism, comprising: a bias seat ring, an electromagnetic valve and a valve rod which are arranged on the bias seat ring through a support frame; the offset seat ring comprises an air inlet, and the electromagnetic valve is used for controlling the valve rod to move up and down to the air inlet and controlling the air inlet flow; the valve head is movably arranged at the end part of the valve rod, the valve head is of a revolving body structure, and a conical surface structure corresponding to the valve head is arranged at the air inlet, so that the sealing performance of the valve head and the air inlet is stronger. When the rotor engine intake valve mechanism works, the valve head can slightly rotate and slightly swing relative to the valve rod, and when the valve is closed, the seat ring inclined surface is automatically centered with the spherical surface of the valve head, so that the line contact is realized, and the reliable sealing is ensured.
Description
Technical Field
The invention belongs to the technical field of rotor engines, and particularly relates to an intake valve mechanism of a rotor engine.
Background
The rotor engine relies on the expansion pressure generated by the combustion of air-fuel mixture to obtain rotational force, the expansion pressure acts on the side surface of the rotor to push one surface of the rotor to the center of the eccentric shaft, and compared with the reciprocating engine, the rotor engine eliminates useless linear motion, so that the rotor engine with the same power has smaller size, lighter weight and lower vibration and noise, and has great advantages.
However, in the prior art, the rotor engine is generally self-priming air intake, the air distribution phase is dependent on the air intake time plane formed by the cylinder body and the rotor, the output power of the engine is determined by parameters such as the engine speed, the ignition advance angle and the like, and the engine cannot be adjusted. The rotor engine intake valve mechanism adopts a special valve structure in an engine air inlet channel, the valve is driven by the electromagnetic valve, the valve can be opened or closed at any position, the air inflow of the engine is regulated, the air consumption of the engine under different special working conditions is met, and the output power of the engine can be regulated timely as required, so that the problems are solved.
Disclosure of Invention
In view of the above, the present invention aims to provide a rotary engine intake valve mechanism to solve the problem of engine intake air amount adjustment.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
a rotary engine intake valve mechanism comprising: a bias seat ring, an electromagnetic valve and a valve rod which are arranged on the bias seat ring through a support frame;
the offset seat ring comprises an air inlet, and the electromagnetic valve is used for controlling the valve rod to move up and down to the air inlet and controlling the air inlet flow;
the valve head is movably arranged at the end part of the valve rod, the valve head is of a revolving body structure, and a conical surface structure corresponding to the valve head is arranged at the air inlet, so that the sealing performance of the valve head and the air inlet is stronger.
Further, a through hole is formed in the valve head, the end portion of the valve rod penetrates through the through hole and then extends into the valve head, a rotating space is formed in the valve head, a valve rod protrusion is arranged at the end portion of the valve rod, and the valve rod protrusion is located in the rotating space.
Furthermore, the valve head is also provided with a fixed space, the fixed space is communicated with the rotating space, a lower plug is arranged in the fixed space, the lower plug is fixedly arranged with the valve head, and the valve rod bulge is arranged above the lower plug.
Further, a sealing gasket is arranged between the lower plug and the valve head.
As shown in fig. 1 and 2, the valve stem penetrates through the through hole of the valve head and extends into the valve head, the valve stem bulge at the end part of the valve stem is located in the rotating space of the valve head, then the end part of the valve stem is limited in the valve head through the lower plug, when the valve head is blown by gas, the valve head can slightly swing at the end part of the valve stem, so that the resistance of the valve head is reduced, and the circulation of the gas is facilitated.
Further, the lower plug is installed in the fixed space and welded with the valve head.
Further, the support frame is installed at the top of offset seat ring, and the valve rod extends into the offset seat ring after penetrating through the support frame.
As shown in fig. 1, the valve rod is arranged at the top of the support frame, then penetrates through the support frame and extends into the offset seat ring, the valve head at the end part of the valve rod is propped against the air inlet, the valve rod is controlled to move up and down through the electromagnetic valve, and the air inlet flow is controlled;
the side wall of the offset seat ring is provided with an air inlet main pipe, and air enters the offset seat ring through an air inlet and enters the engine through the air inlet main pipe.
Further, a flat pad is arranged between the support frame and the offset seat ring.
As shown in figure 1, the support frame is provided with a groove for installing a flat pad, the flat pad is installed in the groove, and the lower part of the flat pad is tightly propped against the top of the offset seat ring to play a role in sealing.
Further, the electromagnetic valve is arranged on the supporting frame through the radiating fin and is positioned above the valve rod, and the electromagnetic valve is electrically connected with the valve rod.
Further, a sealing ring is arranged between the valve rod and the supporting frame.
Further, a flowmeter mounting hole is formed in the offset seat ring, and the flowmeter mounting hole is used for mounting a flowmeter.
Compared with the prior art, the rotor engine intake valve mechanism has the following advantages:
when the rotor engine intake valve mechanism works, the valve head can slightly rotate and slightly swing relative to the valve rod, and when the valve is closed, the seat ring inclined surface is automatically centered with the spherical surface of the valve head, so that the line contact is realized, and the reliable sealing is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of a rotary engine intake valve mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic view of a valve head structure according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a valve stem according to an embodiment of the present invention.
Reference numerals illustrate:
1. a support frame; 2. a bias race; 3. a seat ring inclined surface; 4. a valve head spherical surface; 5. an air inlet of the air cylinder; 6. plugging down; 7. a flowmeter mounting hole; 8. an intake manifold; 9. a valve head; 10. valve stem protrusion; 11. a valve stem; 12. a flat pad; 13. a seal ring; 14. a heat sink; 15. a cable; 16. an electromagnetic valve; 91. a through hole; 92. a rotation space; 93. the space is fixed.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1 to 3, a rotary engine intake valve mechanism includes: a bias seat ring 2, a solenoid valve 16 and a valve rod 11 which are arranged on the bias seat ring 2 through a support frame 1;
the offset seat ring 2 comprises an air inlet, and the electromagnetic valve 16 is used for controlling the valve rod 11 to move up and down to the air inlet for controlling the air inlet flow;
the valve head 9 is movably arranged at the end part of the valve rod 11, the valve head 9 is of a revolving body structure, and a conical surface structure corresponding to the valve head 9 is arranged at the air inlet, so that the sealing performance of the valve head 9 and the air inlet is stronger.
The valve head 9 is provided with a through hole 91, the end part of the valve rod 11 penetrates through the through hole 91 and then extends into the valve head 9, a rotating space 92 is arranged in the valve head 9, the end part of the valve rod 11 is provided with a valve rod 11 bulge 10, and the valve rod 11 bulge 10 is positioned in the rotating space 92.
The valve head 9 is also provided with a fixed space 93, the fixed space 93 is communicated with the rotating space 92, the lower plug 6 is arranged in the fixed space 93, the lower plug 6 is fixedly arranged with the valve head 9, and the bulge 10 of the valve rod 11 is positioned above the lower plug 6.
A sealing gasket is arranged between the lower plug 6 and the valve head 9.
As shown in fig. 2 and 3, the valve stem 11 penetrates through the through hole 91 of the valve head 9 and extends into the valve head 9, the valve stem 11 protrusion 10 at the end of the valve stem 11 is located in the rotation space 92 of the valve head 9, then the end of the valve stem 11 is limited in the valve head 9 through the lower plug 6, and when the valve head 9 is blown by gas, the valve head 9 can slightly swing at the end of the valve stem 11, so that the resistance of the valve head 9 is reduced, and the gas circulation is facilitated.
The lower block 6 is installed in the fixed space 93 and welded to the valve head 9.
The support frame 1 is arranged on the top of the offset seat ring 2, and the valve rod 11 penetrates through the support frame 1 and then extends into the offset seat ring 2.
As shown in fig. 1, a valve rod 11 is arranged at the top of a support frame 1, then penetrates through the support frame 1 and extends into a bias seat ring 2, a valve head 9 at the end part of the valve rod 11 is propped against an air inlet, and the valve rod 11 is controlled to move up and down through an electromagnetic valve 16 to control the size of air inlet flow;
the side wall of the offset race 2 is provided with an intake manifold 8 through which gas enters the offset race 2 and through which gas enters the engine.
A flat pad 12 is arranged between the support frame 1 and the offset seat ring 2.
As shown in fig. 1, the support frame 1 is provided with a groove for installing the flat pad 12, the flat pad 12 is installed in the groove, and the lower part of the flat pad 12 is tightly propped against the top of the offset seat ring 2 to play a role in sealing.
The electromagnetic valve 16 is installed on the support frame 1 through the cooling fin 14 and is positioned above the valve rod 11, and the electromagnetic valve 16 is electrically connected with the valve rod 11.
A sealing ring 13 is arranged between the valve rod 11 and the supporting frame 1.
The offset seat ring 2 is provided with a flowmeter mounting hole 7, and the flowmeter mounting hole 7 is used for mounting a flowmeter.
The invention provides a technical scheme that: the intake valve mechanism of the rotary engine comprises a supporting frame 1, an offset seat ring 2, a valve rod 11, a valve head 9, an electromagnetic valve 16 and the like, wherein the upper end of the supporting frame 1 is connected with the electromagnetic valve 16, the lower end of the supporting frame 1 is connected with the offset seat ring 2, the lower end of the offset seat ring 2 is provided with a seat ring inclined surface 3, the seat ring inclined surface 3 surrounds a hole with an inclined surface to form an air cylinder air inlet 5, the electromagnetic valve 16 is internally provided with a valve rod 11 which can slide, the electromagnetic valve 16 is provided with a cable 15, the opening and closing of the electromagnetic valve 16 can be realized through the on-off of the cable 15, the valve rod 11 moves up and down, the lower end of the valve rod 11 is provided with a valve rod bulge 10, the valve rod bulge 10 is positioned in the valve head 9, the valve head 9 is in a revolving body structure, the upper end of the valve head 9 is provided with a hole which penetrates through the valve rod 11, the lower end of the valve head 9 is sealed by a lower round hole 6 and welded together, the valve head 9 is provided with a valve head spherical surface 4, when the valve rod 11 moves down the seat ring 3 contacts the inclined surface 3,
the lower end of the valve stem protrusion 10 is spherical, the valve head 9 can slightly rotate and slightly swing relative to the valve stem 11,
a flat gasket 12 is arranged between the offset seat ring 2 and the support frame 1 to realize static seal,
a sealing ring 13 is arranged between the support frame 1 and the valve rod 11 to realize dynamic sealing,
the offset seat ring 2 is provided with an air inlet main pipe 8,
the offset seat ring 2 is provided with a flowmeter mounting hole 7 which meets the requirements of mounting an intake flowmeter and dynamically measuring the flow,
the support frame 1 is provided with cooling fins 14.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. A rotary engine intake valve mechanism, comprising: a bias seat ring (2), an electromagnetic valve (16) and a valve rod (11) which are arranged on the bias seat ring (2) through a supporting frame (1);
the offset seat ring (2) comprises an air inlet, and the electromagnetic valve (16) is used for controlling the valve rod (11) to move up and down to the air inlet for controlling the air inlet flow;
the end part of the valve rod (11) is movably provided with a valve head (9), the valve head (9) is of a revolving body structure, and the air inlet is provided with a conical surface structure corresponding to the valve head (9), so that the sealing performance between the valve head (9) and the air inlet is stronger;
the valve head (9) is provided with a through hole (91), the end part of the valve rod (11) penetrates through the through hole (91) and then extends into the valve head (9), a rotating space (92) is arranged in the valve head (9), the end part of the valve rod (11) is provided with a valve rod (11) bulge (10), and the valve rod (11) bulge (10) is positioned in the rotating space (92);
the valve head (9) is also provided with a fixed space (93), the fixed space (93) is communicated with the rotating space (92), a lower plug (6) is arranged in the fixed space (93), the lower plug (6) is fixedly arranged with the valve head (9), and the bulge (10) of the valve rod (11) is positioned above the lower plug (6);
a sealing gasket is arranged between the lower plug (6) and the valve head (9).
2. A rotary engine intake valve mechanism according to claim 1, wherein: the support frame (1) is arranged at the top of the offset seat ring (2), and the valve rod (11) penetrates through the support frame (1) and then extends into the offset seat ring (2).
3. A rotary engine intake valve mechanism according to claim 1, wherein: a flat pad (12) is arranged between the supporting frame (1) and the offset seat ring (2).
4. A rotary engine intake valve mechanism according to claim 1, wherein: the electromagnetic valve (16) is arranged on the supporting frame (1) through the radiating fin (14) and is positioned above the valve rod (11), and the electromagnetic valve (16) is connected with the valve rod (11).
5. A rotary engine intake valve mechanism according to claim 1, wherein: a sealing ring (13) is arranged between the valve rod (11) and the supporting frame (1).
6. A rotary engine intake valve mechanism according to claim 1, wherein: the offset seat ring (2) is provided with a flowmeter mounting hole (7), and the flowmeter mounting hole (7) is used for mounting a flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210747310.4A CN115111021B (en) | 2022-06-29 | 2022-06-29 | Intake valve mechanism of rotor engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210747310.4A CN115111021B (en) | 2022-06-29 | 2022-06-29 | Intake valve mechanism of rotor engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115111021A CN115111021A (en) | 2022-09-27 |
| CN115111021B true CN115111021B (en) | 2024-02-06 |
Family
ID=83330951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210747310.4A Active CN115111021B (en) | 2022-06-29 | 2022-06-29 | Intake valve mechanism of rotor engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115111021B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2080103U (en) * | 1991-02-21 | 1991-07-03 | 四川省西昌汽车改装总厂 | Silencer air valve of ic engine |
| GB0509687D0 (en) * | 2005-04-02 | 2005-06-15 | Ma Thomas T H | Articulated poppet valve assembly and operating system |
| JP2006233910A (en) * | 2005-02-25 | 2006-09-07 | Toyota Motor Corp | Valve gear of internal combustion engine |
| CN107060938A (en) * | 2017-03-24 | 2017-08-18 | 中国北方发动机研究所(天津) | A kind of novel changable air inlet system and exhaust system |
-
2022
- 2022-06-29 CN CN202210747310.4A patent/CN115111021B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2080103U (en) * | 1991-02-21 | 1991-07-03 | 四川省西昌汽车改装总厂 | Silencer air valve of ic engine |
| JP2006233910A (en) * | 2005-02-25 | 2006-09-07 | Toyota Motor Corp | Valve gear of internal combustion engine |
| GB0509687D0 (en) * | 2005-04-02 | 2005-06-15 | Ma Thomas T H | Articulated poppet valve assembly and operating system |
| CN107060938A (en) * | 2017-03-24 | 2017-08-18 | 中国北方发动机研究所(天津) | A kind of novel changable air inlet system and exhaust system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115111021A (en) | 2022-09-27 |
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