CN109026365A - A kind of rotary polygonal piston engine easily lighted - Google Patents
A kind of rotary polygonal piston engine easily lighted Download PDFInfo
- Publication number
- CN109026365A CN109026365A CN201810856971.4A CN201810856971A CN109026365A CN 109026365 A CN109026365 A CN 109026365A CN 201810856971 A CN201810856971 A CN 201810856971A CN 109026365 A CN109026365 A CN 109026365A
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- guide portion
- air guide
- piston engine
- rotary polygonal
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000008246 gaseous mixture Substances 0.000 abstract description 14
- 230000000977 initiatory effect Effects 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010742 number 1 fuel oil Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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
- F02B53/00—Internal-combustion aspects of rotary-piston or oscillating-piston engines
-
- 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
- F02B53/10—Fuel supply; Introducing fuel to combustion space
-
- 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
- F02B53/12—Ignition
-
- 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
- F02B55/00—Internal-combustion aspects of rotary pistons; Outer members for co-operation with rotary pistons
- F02B55/02—Pistons
-
- 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
- F02B55/00—Internal-combustion aspects of rotary pistons; Outer members for co-operation with rotary pistons
- F02B55/08—Outer members for co-operation with rotary pistons; Casings
-
- 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
- F02B2053/005—Wankel engines
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Abstract
The invention discloses the rotary polygonal piston engines that one kind is easily lighted, including cylinder body and three-apexed rotor, atomizer and igniter plug are fixedly installed on cylinder body, feature be three-apexed rotor each lateral wall on be provided with air guide portion and bleed slot, shunting boss is provided in the middle part of bleed slot, air guide portion includes two symmetrical diversion trenches, one end of diversion trench is connected with bleed slot, the other end of diversion trench is communicated with the backflash of arc, flow guiding dummy club is provided in diversion trench, two diversion trenches are connected and the part that is connected is located at the middle part in air guide portion, and form low-speed region；When advantage is engine operation, when carving low-speed region close to igniter plug position upon initiation igniter plug is easily lighted gaseous mixture in the low-speed region that the middle part in air guide portion forms gaseous mixture, and carry out stablizing burning, improve the reliability that rotary polygonal piston engine is lighted.
Description
Technical field
The present invention relates to engines, more particularly to a kind of rotary polygonal piston engine easily lighted.
Background technique
Rotary polygonal piston engine is also known as Wankel engine, is a kind of four-stroke engine, its main feature is that three-apexed rotor
Three vertex be close to inboard wall of cylinder block, inner chamber of cylinder block is divided into three working regions.With the rotation of three-apexed rotor, air is first
It is first inhaled into inlet plenum, the gaseous mixture that then fuel oil is formed with air is compressed, and then when close near upper dead center position
Gaseous mixture is ignited, and the gas expansion of burning applies torque to three-apexed rotor, pushes three-apexed rotor rotation, the exhaust gas of final combustion
It is discharged in exhaust outlet, completes a working cycles.
The current main problem of rotary polygonal piston engine first is that being not easy to light, the main reason is that due to three-apexed rotor
Direction of rotation, in rotary polygonal piston engine compression stroke, combustion-chamber shape is more and more flat, and locational space is also continuous
Change, gaseous mixture is compressed in combustion chamber at this time, is produced superpower along three-apexed rotor direction of rotation and inboard wall of cylinder block direction
The air-flow of flowing, usual ignition location air-flow absolute velocity reaches 40m/s or more, due to igniter plug pilot spark and superpower air-flow
Vertically, this makes pilot spark extremely be easy to be blown out in igniting, and the indoor gaseous mixture that causes to burn is since misfire cannot be by
It lights, affects the normal work of rotary polygonal piston engine.
Summary of the invention
The three-apexed rotor that can easily light gaseous mixture technical problem to be solved by the invention is to provide one kind starts
Machine.
The technical scheme of the invention to solve the technical problem is: a kind of rotary polygonal piston engine easily lighted,
Including cylinder body and three-apexed rotor, inner cavity is provided in the cylinder body, the three-apexed rotor is arranged in the inner cavity, and
Three endpoints and the bore seal of the three-apexed rotor are slidably matched, and are provided with air inlet and row on the cylinder body
Port, is fixedly installed atomizer and igniter plug on the cylinder body, the center line of the atomizer and the cylinder body
The angle of long axis is 25 °~35 °, and the intersection point of the long axis of the center line of the atomizer and the cylinder body is located at institute
On the inner wall for the cylinder body stated, the center line of the igniter plug is parallel with the minor axis of the cylinder body, and the igniting
Plug is located at the front area of the cylinder body inner combustion chamber, is provided with air guide portion on each lateral wall of the three-apexed rotor
With bleed slot, the air guide portion is connected with the bleed slot, and shunting boss, institute are provided in the middle part of the bleed slot
The air guide portion stated includes two symmetrical diversion trenches, and one end of the diversion trench is connected with the bleed slot, described
The other end of diversion trench be communicated with the backflash of arc, be provided with flow guiding dummy club in the diversion trench, led described in two
Chute is connected and the part that is connected is located at the middle part in the air guide portion, and forms low-speed region.
Further, the shunting boss is tapered, and towards the one end in the air guide portion be stub end.
Further, the depth of the bleed slot is inwardly gradually deepened from entrance.
Further, the distance of minor axis of the center line of the igniter plug to the cylinder body is the inner cavity
The 10%~20% of long axis length.
Further, the angle of the long axis of the center line of the air inlet and the cylinder body is 80 °~85 °, and
One end of the air inlet towards the inner cavity tilts down, when ozone is inhaled into the inlet plenum of cylinder body,
So that the flowing of air is more smooth.
Further, the angle of the long axis of the center line of the exhaust outlet and the cylinder body is 78 °~82 °, and
One end of the exhaust outlet towards the inner cavity tilts upwards, when the high-temp waste gas after burning is discharged, the row of reducing
Atmidometer.
Compared with prior art, it is an advantage of the invention that due to being provided with air guide portion on each lateral wall of three-apexed rotor
With bleed slot, when engine operation, the low-speed region of gaseous mixture is formed at the middle part in air guide portion, low-speed region is carved upon initiation and leans on
When nearly igniter plug position, gaseous mixture is easily lighted by igniter plug, and carry out stablizing burning, improve three-apexed rotor
The reliability of engine ignition；In addition, the structure of the rotary polygonal piston engine is simple, it is easy to accomplish to gasoline, diesel oil, aviation coal
Oil is lighted, so that its versatility is preferable.
Detailed description of the invention
Fig. 1 is front view of the invention；
Fig. 2 is schematic perspective view of the invention；
Fig. 3 is the structural schematic diagram of three-apexed rotor of the invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown, a kind of rotary polygonal piston engine easily lighted, a kind of rotary polygonal piston engine easily lighted, including cylinder
Body 1 and three-apexed rotor 2 are provided with inner cavity 11 in cylinder body 1, and three-apexed rotor 2 is arranged in inner cavity 11, and three of three-apexed rotor 2
Endpoint is slidably matched with the sealing of inner cavity 11, and air inlet 3 and exhaust outlet 4, the center line and cylinder body 1 of air inlet 3 are provided on cylinder body 1
The angle α of long axis be 80 °~85 °, and one end of air inlet 3 towards inner cavity 11 tilts down, the center line of exhaust outlet 4 with
The angle γ of the long axis of cylinder body 1 is 78 °~82 °, and one end of exhaust outlet 4 towards inner cavity 11 tilts upwards, fixed on cylinder body 1
It is provided with atomizer 5 and igniter plug 6, the angle β of the long axis of the center line and cylinder body 1 of atomizer 5 is 25 °~35 °, and oil spout
The intersection point of the long axis of the center line and cylinder body 1 of mouth 5 is located on the inner wall of cylinder body 1, so that the atomized fuel that atomizer 5 sprays is complete
Portion is ejected into the inlet plenum front area A of cylinder body 1, and the center line of igniter plug 6 is parallel with the minor axis of cylinder body 1, and is lighted a fire
Plug 6 is located at the front area B of the combustion chamber in cylinder body 1, and the distance H of the minor axis of the center line of igniter plug 6 to cylinder body 1 is interior
The 10%~20% of the long axis length D1 of chamber 11 is provided with air guide portion and bleed slot 21 on each lateral wall of three-apexed rotor 2, leads
Gas portion is connected with bleed slot 21, and the depth of bleed slot 21 is inwardly gradually deepened from entrance, and the middle part of bleed slot 21 is provided with
The shunting boss 22 of taper, the one end for shunting boss 22 towards air guide portion are stub end, and air guide portion includes two and symmetrical leads
One end of chute 23, diversion trench 23 is connected with bleed slot 21, and the other end of diversion trench 23 is communicated with the backflash 25 of arc, leads
Flow guiding dummy club 24 is provided in chute 23, two diversion trenches 23, which are connected and are connected, is partially located at the middle part in air guide portion, and shape
At low-speed region C.
In above-described embodiment, the working principle of the rotary polygonal piston engine are as follows: three-apexed rotor 2 rotates counterclockwise, fresh
Air is out of, air inlet 3 is inhaled into cylinder body 1 inlet plenum, before the atomized fuel that atomizer 5 sprays all is ejected into inlet plenum
It in the A of portion region, and is pre-mixed with ozone, forms fuel-air mixture, so that being premix in inlet plenum front area
The fuel-air mixture of conjunction, interior Background Region is fresh air, realizes the layer distributed of gaseous mixture, with turning for three-apexed rotor 2
Dynamic, in compression stroke, the air-fuel mixture air-flow of premixing is constantly flowed into the bleed on 2 lateral wall of three-apexed rotor by compression
In slot 21, the air-flow to form upper and lower two parts is split when by shunting boss 22, this two parts air-flow is respectively along diversion trench
23 and backflash 25 flow, and the direction of air-flow is changed by backflash 25, so that merging in the air-flow side in the middle part of air guide portion
To the direction of rotation with three-apexed rotor 2 on the contrary, in the frictional force on 2 surface of three-apexed rotor, the blocking of shunting boss 22 and air-flow
Shock the effects of under so that the flow velocity of the gaseous mixture merged in the middle part of air guide portion is lowered, form low-speed region C, low speed
Gaseous mixture absolute velocity in the C of region is small, and the mixing of gaseous mixture is more uniform, the low regime on 2 lateral wall of three-apexed rotor
When domain C is close to the center of igniter plug 6, igniter plug 6 starts to light a fire, due to the mixed airflow flowing absolutely speed of low-speed region C
Spend it is small, therefore igniter plug 6 generate spark be not easy to be blown out, readily gaseous mixture can be lighted, meanwhile, the fiery core lighted is steady
Fixed burning and around spatial, form stable burning, achieve the purpose that easily to light, in addition, but also burning completely, has
There is the effect of fuel-economizing.
Claims (6)
1. the rotary polygonal piston engine easily lighted of one kind, including cylinder body and three-apexed rotor, it is provided with inner cavity in the cylinder body, institute
The three-apexed rotor stated is arranged in the inner cavity, and three endpoints of the three-apexed rotor and the bore seal are slided
Cooperate, be provided with air inlet and exhaust outlet on the cylinder body, be fixedly installed atomizer and igniter plug on the cylinder body,
Be characterized in that: the angle of the long axis of the center line of the atomizer and the cylinder body is 25 °~35 °, and the spray
The intersection point of the long axis of the center line of oil nozzle and the cylinder body is located on the inner wall of the cylinder body, in the igniter plug
Heart line is parallel with the minor axis of the cylinder body, and the igniter plug is located at the forward region of the cylinder body inner combustion chamber
Domain is provided with air guide portion and bleed slot on each lateral wall of the three-apexed rotor, and the air guide portion draws with described
Air drain is connected, and shunting boss is provided in the middle part of the bleed slot, and the air guide portion includes two symmetrical water conservancy diversion
Slot, one end of the diversion trench are connected with the bleed slot, and the other end of the diversion trench is communicated with returning for arc
Chute is provided with flow guiding dummy club in the diversion trench, diversion trench described in two is connected and the part that is connected be located at it is described
Air guide portion middle part, and form low-speed region.
2. the rotary polygonal piston engine that one kind as described in claim 1 is easily lighted, it is characterised in that: the shunting boss is in
Taper, and towards the one end in the air guide portion be stub end.
3. the rotary polygonal piston engine that one kind as described in claim 1 is easily lighted, it is characterised in that: the depth of the bleed slot
Degree is inwardly gradually deepened from entrance.
4. the rotary polygonal piston engine that one kind as described in claim 1 is easily lighted, it is characterised in that: in the igniter plug
Heart line to the cylinder body minor axis distance be the inner cavity long axis length 10%~20%.
5. the rotary polygonal piston engine that one kind as described in claim 1 is easily lighted, it is characterised in that: in the air inlet
The angle of the long axis of heart line and the cylinder body is 80 °~85 °, and the air inlet towards the inner cavity one end to
Lower inclination.
6. the rotary polygonal piston engine that one kind as described in claim 1 is easily lighted, it is characterised in that: in the exhaust outlet
The angle of the long axis of heart line and the cylinder body is 78 °~82 °, and the exhaust outlet towards the inner cavity one end to
Upper inclination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810856971.4A CN109026365B (en) | 2018-07-31 | 2018-07-31 | Triangle rotor engine easy to ignite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810856971.4A CN109026365B (en) | 2018-07-31 | 2018-07-31 | Triangle rotor engine easy to ignite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109026365A true CN109026365A (en) | 2018-12-18 |
| CN109026365B CN109026365B (en) | 2020-04-10 |
Family
ID=64648104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810856971.4A Active CN109026365B (en) | 2018-07-31 | 2018-07-31 | Triangle rotor engine easy to ignite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109026365B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854363A (en) * | 2019-03-28 | 2019-06-07 | 江苏中力齿轮有限公司 | A kind of engine link increasing journey rotor |
| CN111396190A (en) * | 2020-01-13 | 2020-07-10 | 北京理工大学 | Double-oil-injection system of medium and small-sized kerosene triangle rotor engine |
| CN112201810A (en) * | 2020-09-25 | 2021-01-08 | 上海华熵能源科技有限公司 | Hydrogen fuel cell device capable of supplying gas under stable pressure |
| CN113578590A (en) * | 2021-07-26 | 2021-11-02 | 沈伟勇 | Product position rotation adjusting and controlling device for spraying |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3288120A (en) * | 1963-11-22 | 1966-11-29 | Daimler Benz Ag | Rotary piston internal combustion engine |
| US3692001A (en) * | 1968-03-06 | 1972-09-19 | Krupp Gmbh | Circular piston internal combustion engine |
| DE29520290U1 (en) * | 1995-08-03 | 1996-12-05 | Jakob, Ettner, 85250 Altomünster | Rotary piston internal combustion engine |
| JP2011202642A (en) * | 2010-03-26 | 2011-10-13 | Mazda Motor Corp | Rotary piston engine |
-
2018
- 2018-07-31 CN CN201810856971.4A patent/CN109026365B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3288120A (en) * | 1963-11-22 | 1966-11-29 | Daimler Benz Ag | Rotary piston internal combustion engine |
| US3692001A (en) * | 1968-03-06 | 1972-09-19 | Krupp Gmbh | Circular piston internal combustion engine |
| DE29520290U1 (en) * | 1995-08-03 | 1996-12-05 | Jakob, Ettner, 85250 Altomünster | Rotary piston internal combustion engine |
| JP2011202642A (en) * | 2010-03-26 | 2011-10-13 | Mazda Motor Corp | Rotary piston engine |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854363A (en) * | 2019-03-28 | 2019-06-07 | 江苏中力齿轮有限公司 | A kind of engine link increasing journey rotor |
| CN111396190A (en) * | 2020-01-13 | 2020-07-10 | 北京理工大学 | Double-oil-injection system of medium and small-sized kerosene triangle rotor engine |
| CN111396190B (en) * | 2020-01-13 | 2021-06-29 | 北京理工大学 | Double-oil-injection system of medium and small-sized kerosene triangle rotor engine |
| CN112201810A (en) * | 2020-09-25 | 2021-01-08 | 上海华熵能源科技有限公司 | Hydrogen fuel cell device capable of supplying gas under stable pressure |
| CN112201810B (en) * | 2020-09-25 | 2024-05-28 | 上海华熵能源科技有限公司 | Hydrogen fuel cell device for stabilizing air supply |
| CN113578590A (en) * | 2021-07-26 | 2021-11-02 | 沈伟勇 | Product position rotation adjusting and controlling device for spraying |
| CN113578590B (en) * | 2021-07-26 | 2022-06-10 | 广东珩佳智能科技有限公司 | Product position rotation adjusting and controlling device for spraying |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109026365B (en) | 2020-04-10 |
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Effective date of registration: 20240117 Address after: 313200 Room 337, Building 3, No. 266, Zhenxing Road, Yuyue Town, Deqing County, Huzhou City, Zhejiang Province Patentee after: Huzhou Chuangguan Technology Co.,Ltd. Address before: 315211, Fenghua Road, Jiangbei District, Zhejiang, Ningbo 818 Patentee before: Ningbo University |