CN109798183A - The synchronized internal combustion engine of double-head piston - Google Patents
The synchronized internal combustion engine of double-head piston Download PDFInfo
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- CN109798183A CN109798183A CN201910034463.2A CN201910034463A CN109798183A CN 109798183 A CN109798183 A CN 109798183A CN 201910034463 A CN201910034463 A CN 201910034463A CN 109798183 A CN109798183 A CN 109798183A
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Abstract
The present invention is the synchronized internal combustion engine of double-head piston, the internal combustion engine makes it have two cylinders by double-head piston, two pistons, four combustion chambers, and the center line of two cylinders is overlapped, two pistons are fixed on frame by drive rod and constitute double-head piston, frame hub is on crankshaft, double-head piston can only be reciprocating along the center line of cylinder, therefore two pistons are to accelerate simultaneously always, slow down simultaneously, two pistons are equal in the speed of synchronization, frame, which moves back and forth, pushes crankshaft rotation, the internal combustion engine is it is characterized in that each stroke has a combustion chamber in air-breathing, there is a combustion chamber compressing, there is a combustion chamber doing work, there is a combustion chamber being vented, and the power generated when required power is all done work by other combustion chambers when the compression of any combustion chamber is directly provided by double-head piston, and in each stroke The momentum of end piston be directly passed to the combustion gas of compression and increase the potential energy of combustion gas, therefore this efficiency of internal combustion engine is greatly improved.
Description
Technical field
The invention belongs to internal combustion engines；
Background technique
Current quartastroke engine is although many kinds of, but in these internal combustion engines piston in air inlet, compression, be vented these three
Stroke requires crankshaft and provides power just to remain in operation, and the power resources of crankshaft are done work this stroke in internal combustion engine, so
These internal combustion engines acting generate power by secondary transmitting could in internal combustion engine piston complete air inlet, compression, be vented this three
A stroke, unquestionably secondary transmitting can reduce mechanical efficiency for this, only pass through one to reach the power that internal combustion engine acting generates
Secondary transmitting can complete air inlet, compression to piston in internal combustion engine, be vented these three strokes raising mechanical efficiency, and set forth herein uses
Double-head piston replaces existing piston crank mechanism to produce the synchronized internal combustion engine of double-head piston.
Summary of the invention
Core of the invention component includes all closed cylinder of two coaxial lines and top and bottom, double-head piston, crankshaft
With four groups of valves.
Double-head piston noted earlier is it is characterized in that include two pistons, two drive rods and one can push crankshaft to rotate
Frame, and the top of first drive rod is fixed at the center of first piston base, the bottom of first drive rod is fixed
At the top center of frame, the bottom of second drive rod, second transmission are fixed at the center of second top land
The bottom center of frame is fixed at the top of bar, and this two drive rods are all cylindrical, and have two in this two drive rods
A circular hole parallel with transmission rod axis, one of circular hole are oil input channel, another circular hole is oil road, and this two are driven
The side of bar has an aperture to be communicated to the oil input channel inside drive rod at frame, this aperture is referred to as oil inlet,
And the side of this two drive rods has an aperture to be communicated to the oil road inside drive rod at frame, this aperture quilt
Referred to as oil return opening.Both mentioned-above oil inlet and oil return opening position are slightly staggered, and oil inlet is more nearly frame, in this way
It can avoid that the intensity of drive rod is made biggish reduction occur in opening, and can suitably increase the bulk of oil inlet, also
Machine oil is set to flow into from oil input channel and flow out from oil road using the acceleration of drive rod.Mentioned-above two drive rods are gentle
Cylinder coaxial line.Mentioned-above two pistons and two drive rods can only be reciprocating along the axis of cylinder, thus this two
A piston is to accelerate while slowing down simultaneously, therefore under conditions of ignoring deformation, we are believed that the two pistons same always
The speed at one moment is equal, so the present invention is referred to as the synchronized internal combustion engine of double-head piston.Double-head piston is by that can push song
The frame of axis rotation pushes crankshaft to rotate outside output power.Frame noted earlier is one of the following: 1. sliding sash is (referring to figure
Sliding sash 31 in 6), 2. fan-shaped frame (referring to the fan-shaped frame 32 in Fig. 7).Double-head piston is divided into two kinds according to the type of frame: 1.
Sliding frame type double-head piston (referring to Fig. 6), 2. fan frame formula double-head piston (referring to Fig. 7).For sliding frame type will be used hereinafter convenient for statement
The synchronized internal combustion engine of the double-head piston of double-head piston is referred to as sliding frame type internal combustion engine, will be using the double-head piston of fan frame formula double-head piston
Synchronized internal combustion engine is referred to as fan frame formula internal combustion engine.When being rotated due to the crankshaft of sliding frame type internal combustion engine, the crank throw (connecting rod neck) of crankshaft
Left and right can be done with respect to sliding sash in sliding sash to reciprocatingly slide, and sliding sash can also be moved back and forth in vertical direction, therefore when piston does work
When pushing sliding sash by drive rod, sliding sash can push crankshaft rotation externally acting.There is connecting rod in the fan-shaped frame of fan frame formula internal combustion engine
It is connected with the crank throw of crankshaft, and the connecting rod in fan-shaped frame can swing, and connecting rod can also follow fan-shaped frame in vertical direction
It moves back and forth, therefore when piston acting pushes fan-shaped frame by drive rod, fan-shaped frame can push crankshaft rotation externally acting.It is double
There are 6 annular grooves in the side of each piston of head piston, and has pressure in the 1st, the 2nd, the 5th, the 6th groove of each piston
Contracting ring, organic oil ring in the 3rd, the 4th groove have a C-shaped aperture in each piston, this aperture is for lubricating piston
And it is absorbed using the machine oil of flowing and takes away the oil duct of heat and be referred to as C-shaped oil duct, one end of C-shaped oil duct and the oil inlet of drive rod
Road is connected, and the other end is connected with the oil road of drive rod, and there are also one end of multiple apertures to be communicated to C-shaped oil duct, and the other end connects
The side between the 3rd, the 4th groove of piston is led to, so that machine oil reaches piston side.Compression ring described herein refers to for close
The becket of the indoor burning mixture of envelope burning, machine oil ring refer to the becket for striking off extra machine oil.For convenient for old
It states and the aperture for the side being communicated between the 3rd, the 4th groove of C-shaped oil duct and piston is known as lubrication hole hereinafter.In the present invention
When machine operation, the cooling of piston and lubricating method are: under the driving of lubricating oil pump, machine oil atomizer will be cooling and the machine that filters
From the penetrating of the oil inlet of drive rod, then in turn through oil input channel, C-shaped oil duct, (small part machine oil flows to lubrication hole lubrication and lives oil
Plug), oil road, oil return opening, and absorb heat from place is passed through, it is dynamic that the machine oil of heating of absorbing heat from oil return opening comes out subsequent afterflow,
And oil cooler is flowed to, machine oil is recycled under the driving of lubricating oil pump after radiating and cooling, filtering again in cooler.Separately
Outer machine oil can also be sprayed directly on to the surface of the drive rod come out from cylinder, this is to the cooling of drive rod and piston also right and wrong
It is often effective.
Sliding frame type internal combustion engine is said first below:
Referring to Fig. 1 to Fig. 5, this is the sliding frame type internal combustion engine that sliding frame type double-head piston is used in the present invention, which has
Cylinder 11, cylinder 12,43, four groups of valves of crankshaft and sliding frame type double-head piston.Wherein four groups of valves refer to 51 He of inlet valve
Exhaust valve 52 constitutes first group, and inlet valve 53 and exhaust valve 54 constitute second group, and inlet valve 55 and exhaust valve 56 constitute third group,
Inlet valve 57 and exhaust valve 58 constitute the 4th group.Cylinder 11 and cylinder 12 noted earlier not only top be closed, and bottom also by
Closing, and the space of piston motion is cylinder in cylinder 11 and cylinder 12, and there is a round hole in the bottom center of cylinder 11,
There is a round hole in the top center of cylinder 12, and the inner surface of the two round holes has 3 annular grooves, and each
The organic oil ring in a groove (toward mileage outside the cylinder) of the 1st of round hole has compression ring in the 2nd, the 3rd groove.Referring to Fig. 1
And Fig. 6, sliding frame type double-head piston include the biography of piston 21, piston 22, the sliding sash 31 in linear type hole, connection piston 21 and sliding sash 31
Lever 210, the drive rod 220 for connecting piston 22 and sliding sash 31, wherein drive rod 210, drive rod 220, piston 21 and piston 22
It is all cylindrical.Drive rod 210 and drive rod 220 are in the course of work to pump, drive rod 210 and drive rod
Both 220 oil inlet and oil return opening is always in cylinder external movement, and in the bottom organic oil atomizer of cylinder 11 to biography
The oil inlet of lever 210 sprays machine oil, cylinder 12 oil inlet spraying machine from top organic oil atomizer to drive rod 220
Oil.Referring to Fig. 1, compression ring, machine oil ring and machine oil in drive rod 210,11 bottom of cylinder center round hole are realized to cylinder 11
Bottom hits exactly the sealing of round hole, and drive rod 210 moves in the round hole that 11 bottom of cylinder is hit exactly, when drive rod 210 is transported
When moving to highest point (at this time piston 21 reach in top dead centre), the oil inlet of the machine oil atomizer of the bottom of cylinder 11 from drive rod 210
By in the oil input channel of machine oil spirt drive rod 210, machine oil is forced into the C-shaped oil duct of piston 21 mouth, the C shape oil of piston 21
Most of machine oil flows to oil road after absorbing heat from the metallic walls of C-shaped oil duct in road, is then out oil return opening and enters machine oil
Cooler takes away heat, and a small amount of machine oil flows to the table between two machine oil rings in 21 lateral grooves of piston by lubrication hole
Face, compression ring, machine oil ring and machine oil in 21 lateral grooves of piston are realized to close between 11 inner wall of 21 side of piston and cylinder
Envelope.Cylinder 11 is just divided into two spaces by piston 21 in this way, and since there is one group of valve in the two spaces, the two
Space becomes two combustion chambers.Compression ring, machine oil ring and the machine oil hit exactly in round hole at the top of drive rod 220, cylinder 12 is real
The now sealing to round hole is hit exactly at the top of cylinder 12, and moved in the round hole that is hit exactly at the top of cylinder 12 of drive rod 220, when
When drive rod 220 moves to minimum point (at this time piston 21 reach in lower dead center), the machine oil atomizer at the top of cylinder 12 is from transmission
The oil inlet of bar 220 is by the oil input channel of machine oil spirt drive rod 220, and machine oil is forced into the C-shaped oil duct of piston 22, piston
Most of machine oil flows to oil road after absorbing heat from the metallic walls of C-shaped oil duct in 22 C-shaped oil duct, is then out oil return opening
Heat is taken away into oil cooler, a small amount of machine oil by lubrication hole flow to two machine oil rings in 22 lateral grooves of piston it
Between surface, compression ring, machine oil ring and machine oil in 22 lateral grooves of piston realize to 22 side of piston and 12 inner wall of cylinder it
Between sealing.Cylinder 12 is just divided into two spaces by piston 22 in this way, and since there is one group of valve in the two spaces,
The two spaces become two combustion chambers.
Referring to Fig. 1 and Fig. 2, herein that cylinder 11, piston 21, inlet valve 51 and exhaust valve 52 is closed for convenient for stating
Fuel combustion space is known as No. 1 combustion chamber；By cylinder 11, piston 21, the closed fuel combustion of inlet valve 53 and 54 institutes of exhaust valve
Space is known as No. 2 combustion chambers；Cylinder 12, piston 22, inlet valve 55 and the 56 closed fuel combustion space of institute of exhaust valve are known as 3
Number combustion chamber；Cylinder 12, piston 22, inlet valve 57 and the 58 closed fuel combustion space of institute of exhaust valve are known as No. 4 burnings
Room.
Referring to Fig. 1 and Fig. 2, sliding frame type internal combustion engine work done is externally defeated by sliding frame type double-head piston and crankshaft 43
Out, the sliding sash 31 of sliding frame type double-head piston entangles the crank throw of crankshaft 43, and in the course of work of internal combustion engine, sliding sash 31 is forced to do
It moves back and forth, the reciprocating motion of sliding sash 31 pushes crankshaft rotation.
When starting, after the crankshaft 43 of sliding frame type internal combustion engine is rotated by starting device, on sliding frame type double-head piston is forced
Lower reciprocating motion.When sliding frame type double-head piston is moved upward to close to highest point, referring to fig. 2, the inlet valve of No. 1 combustion chamber
51 are opened, and after sliding frame type double-head piston reaches highest point, exhaust valve 52 is closed, and becomes to move downward, and No. 1 combustion chamber is in gas
It will be from air intake duct air inlet under pressure effect；In the intake stroke when sliding frame type double-head piston moves to minimum point, referring to Fig. 3,
Inlet valve 51 is closed, and sliding frame type double-head piston becomes to move upwards the gas in No. 1 combustion chamber of compression, in compression stroke when
When sliding frame type double-head piston moves to highest point, referring to fig. 4, release heat is ignited by compressed fuel gas, in No. 1 combustion chamber
The gas push sliding frame type double-head piston acceleration of high temperature and pressure moves downward, and No. 1 combustion chamber starts to do work to crankshaft at this time, 1
In number combustion chamber expansion stroke when sliding frame type double-head piston is moved to close to minimum point, referring to Fig. 5, exhaust valve 52 is opened,
Sliding frame type double-head piston reach minimum point after, be moved back up by No. 1 combustion chamber exhaust gas discharge, in exhaust stroke when
When sliding frame type double-head piston is moved to close to highest point, referring to fig. 2, inlet valve 51 is opened again, and exhaust valve 52 is closed again, just
What such No. 1 combustion chamber was moved in circles work, due to No. 2 combustion chambers, No. 3 combustion chambers, No. 4 combustion chambers and No. 1 combustion chamber
All mechanisms with similar air inlet, compression, igniting, exhaust, therefore this four combustion chambers can be according to four stroke cycles
Reciprocal work.
In order to guarantee that each combustion chamber is in each stroke in the course of work of sliding frame type internal combustion engine after starting
It does not need to obtain energy from crankshaft, sliding frame type internal combustion engine uses starting device driving crankshaft 43 to rotate at the start, then
It works according to each combustion chamber of sequential firing of No. 1 combustion chamber, No. 4 combustion chambers, No. 3 combustion chambers, No. 2 combustion chambers, it is each
Combustion chamber sequentially enters air inlet, compression, burning fuel acting, discharge exhaust gas four-stroke cycle work, each combustion chamber after starting
In On The Cycle Working Process, burning fuel is done work in turn.Since sliding frame type internal combustion engine is according to No. 1 combustion chamber, No. 4 combustion chambers, 3
The sequential firing of number combustion chamber, No. 2 combustion chambers, therefore the sequence of burning fuel acting is also according to No. 1 combustion chamber, No. 4 combustions
Burn room, No. 3 combustion chambers, No. 2 combustion chambers rotation circulation carry out.Like this after sliding frame type engine starting, always
Being recycled in turn by the high temperature and high pressure gas in each combustion chamber pushes sliding frame type double-head piston to move back and forth, therefore sliding frame type double end
Piston does not all need crankshaft in four strokes and provides power, so improving mechanical efficiency.Each combustion chamber, double-head piston and
Four groups of valves valve actuating mechanism, fuel feed system cooperation and control under, mutual working procedure relationship refers to table
1:
Table 1
According to statement sliding frame type internal combustion engine above, there are two cylinder (cylinders 11, cylinder 12), two piston (pistons
21, piston 22), four combustion chambers (No. 1, No. 2, No. 3, No. 4 combustion chambers).Benefit using this engine is that each stroke has
One combustion chamber has a combustion chamber compressing in air inlet, has a combustion chamber to do work in burning fuel, has a combustion chamber to exist
Exhaust gas is discharged, and at the end of each stroke, the momentum of piston is directly passed to the combustion gas of compression to reduce crankshaft
Acting to piston, therefore this efficiency of internal combustion engine is greatly improved, fuel described herein is following thrin: 1. liquid
Fluid fuel；2. gaseous fuel；3. the mixture of both fronts；Liquid fuel noted earlier is following one of seven: 1. gasoline, 2.
Kerosene, 3. diesel oil, 4. heavy oil, 5. ethyl alcohol, 6. biodiesel, 7. gutter oil, one of five below the gaseous fuel: 1. natural
Gas, 2. coal gas, 3. biogas, 4. liquefied gas, 5. hydrogen.The mode into combustion chamber of fuel is following thrin: 1. fuel
Enter with the mixture of air from inlet valve；2. being injected fuel directly into combustion chamber using high pressure；3. front both of which
Using；The mode of fuel ignition is one of the following in combustion chamber: 1. plug ignition, 2. compression-ignited igniting.Air distribution system
The control structure of middle valve is using following one of five: 1. rotary-type air valve, 2. the valve of camshaft control, 3. variable timing gas
Door, the 4. valve of solenoid valve control, the 5. valve of electromagnetic hydraulic pressure control.
In order to guarantee that the dynamically stable of sliding frame type internal combustion engine generation is exported outward by crankshaft 43, on crankshaft 43 at least
One of following person: 1. gear, 2. flywheel, 3. generator, the 4. belt pulley of power output, 5. disc, 6. timing is installed
Gear, 7. fan, 8. water pump pulley, 9. starting dog.
Sliding frame type internal combustion engine is started using the device of following one of both: 2. 1. motor uses the internal combustion of other forms
Machine starts.We will guarantee the continual and steady work of sliding frame type internal combustion engine, and sliding frame type internal combustion engine must also want guaranteed each fortune
Dynamic component keeps the lubricating system of good lubrication, guarantees the cooling system that internal combustion engine works under optimum state of temperature.
Sliding frame type internal combustion engine requires the deformation very little of sliding sash 31, therefore the requirement to material is very high.It is difficult in order to reduce manufacture
Degree, sliding frame type double-head piston shown in Fig. 6 in sliding frame type internal combustion engine is replaced with fan frame formula double end shown in fig. 7 and lived by us
Plug, sliding frame type internal combustion engine shown in FIG. 1 have reformed into fan frame formula internal combustion engine shown in Fig. 8.Referring to Fig. 7, wherein the fan frame formula
Double-head piston includes the drive rod between piston 21, piston 22, fan-shaped frame 32, connecting rod 33, connection piston 21 and fan-shaped frame 32
210, the drive rod 220 between piston 22 and fan-shaped frame 32 is connected, simply the sliding sash 31 in sliding frame type double-head piston is replaced
It is changed to fan-shaped frame 32 and connecting rod 33 has reformed into fan frame formula double-head piston.Connecting rod 33 described herein is for connecting fan-shaped frame 32 and song
The crank throw of axis 43, connecting rod 33 include gonnecting rod body, lining of connecting rod small end, connecting rod cap, big end bearing shell, connecting-rod bolts, circle
Cylindrical pins, and gonnecting rod body is made of microcephaly, major part, shaft three parts, and microcephaly is cirque structure, and lining of connecting rod small end
It is mounted in the looping pit of microcephaly, and microcephaly is connected with two cirque structures in fan-shaped frame 32 by cylindrical peg
(centre that microcephaly is mounted on the two cirque structures), and connecting-rod bolts are by major part, connecting rod cap and big end bearing shell
It is connected with the crank throw of crankshaft 43.
Referring to Fig. 9 to Figure 12, this four width figure respectively illustrates fan frame formula internal combustion engine middle fan frame double-head piston from highest point
It moves downward, the swing position of connecting rod 33 when midpoint moves downward, minimum point moves upwards, midpoint moves upwards.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of sliding frame type Principles of Internal-Combustion Engine structure
(arrow all indicates that double-head piston is transported to schematic diagram when Fig. 2 is No. 1 combustion chamber charge in sliding frame type internal combustion engine in attached drawing
Dynamic direction)
Schematic diagram when Fig. 3 is No. 1 combustion chamber compression in sliding frame type internal combustion engine
Schematic diagram when Fig. 4 is No. 1 combustion chamber acting in sliding frame type internal combustion engine
Schematic diagram when Fig. 5 is No. 1 exhaust combustion chamber in sliding frame type internal combustion engine
Fig. 6 is sliding frame type double-head piston (double-head piston in one embodiment)
Fig. 7 is fan frame formula double-head piston (double-head piston in second embodiment)
Fig. 8 is the stereoscopic schematic diagram of fan frame formula Principles of Internal-Combustion Engine structure
Fig. 9 is schematic diagram when fan frame formula internal combustion engine middle fan frame double-head piston is moved downward from highest point
Figure 10 is schematic diagram when fan frame formula internal combustion engine middle fan frame double-head piston is moved downward from midpoint
Figure 11 is schematic diagram when fan frame formula internal combustion engine middle fan frame double-head piston is moved upwards from minimum point
Figure 12 is schematic diagram when fan frame formula internal combustion engine middle fan frame double-head piston is moved upwards from midpoint
Specific embodiment
First embodiment of the invention is sliding frame type internal combustion engine:
Referring to Fig. 1 to Fig. 5, this is the sliding frame type internal combustion engine that sliding frame type double-head piston is used in the present invention, which has
Cylinder 11, cylinder 12,43, four groups of valves of crankshaft and sliding frame type double-head piston.Wherein four groups of valves refer to 51 He of inlet valve
Exhaust valve 52 constitutes first group, and inlet valve 53 and exhaust valve 54 constitute second group, and inlet valve 55 and exhaust valve 56 constitute third group,
Inlet valve 57 and exhaust valve 58 constitute the 4th group.Cylinder 11 and cylinder 12 noted earlier not only top be closed, and bottom also by
Closing, and the space of piston motion is cylinder in cylinder 11 and cylinder 12, and there is a round hole in the bottom center of cylinder 11,
There is a round hole in the top center of cylinder 12, and the inner surface of the two round holes has 3 annular grooves, and each
The organic oil ring in a groove (toward mileage outside the cylinder) of the 1st of round hole has compression ring in the 2nd, the 3rd groove.Referring to Fig. 1
And Fig. 6, sliding frame type double-head piston include the biography of piston 21, piston 22, the sliding sash 31 in linear type hole, connection piston 21 and sliding sash 31
Lever 210, the drive rod 220 for connecting piston 22 and sliding sash 31, wherein drive rod 210, drive rod 220, piston 21 and piston 22
It is all cylindrical.Drive rod 210 and drive rod 220 are in the course of work to pump, drive rod 210 and drive rod
Both 220 oil inlet and oil return opening is always in cylinder external movement, and in the bottom organic oil atomizer of cylinder 11 to biography
The oil inlet of lever 210 sprays machine oil, cylinder 12 oil inlet spraying machine from top organic oil atomizer to drive rod 220
Oil.Referring to Fig. 1, compression ring, machine oil ring and machine oil in drive rod 210,11 bottom of cylinder center round hole are realized to cylinder 11
Bottom hits exactly the sealing of round hole, and drive rod 210 moves in the round hole that 11 bottom of cylinder is hit exactly, when drive rod 210 is transported
When moving to highest point (at this time piston 21 reach in top dead centre), the oil inlet of the machine oil atomizer of the bottom of cylinder 11 from drive rod 210
By in the oil input channel of machine oil spirt drive rod 210, machine oil is forced into the C-shaped oil duct of piston 21 mouth, the C shape oil of piston 21
Most of machine oil flows to oil road after absorbing heat from the metallic walls of C-shaped oil duct in road, is then out oil return opening and enters machine oil
Cooler takes away heat, and a small amount of machine oil flows to the table between two machine oil rings in 21 lateral grooves of piston by lubrication hole
Face, compression ring, machine oil ring and machine oil in 21 lateral grooves of piston are realized to close between 11 inner wall of 21 side of piston and cylinder
Envelope.Cylinder 11 is just divided into two spaces by piston 21 in this way, and since there is one group of valve in the two spaces, the two
Space becomes two combustion chambers.Compression ring, machine oil ring and the machine oil hit exactly in round hole at the top of drive rod 220, cylinder 12 is real
The now sealing to round hole is hit exactly at the top of cylinder 12, and moved in the round hole that is hit exactly at the top of cylinder 12 of drive rod 220, when
When drive rod 220 moves to minimum point (at this time piston 21 reach in lower dead center), the machine oil atomizer at the top of cylinder 12 is from transmission
The oil inlet of bar 220 is by the oil input channel of machine oil spirt drive rod 220, and machine oil is forced into the C-shaped oil duct of piston 22, piston
Most of machine oil flows to oil road after absorbing heat from the metallic walls of C-shaped oil duct in 22 C-shaped oil duct, is then out oil return opening
Heat is taken away into oil cooler, a small amount of machine oil by lubrication hole flow to two machine oil rings in 22 lateral grooves of piston it
Between surface, compression ring, machine oil ring and machine oil in 22 lateral grooves of piston realize to 22 side of piston and 12 inner wall of cylinder it
Between sealing.Cylinder 12 is just divided into two spaces by piston 22 in this way, and since there is one group of valve in the two spaces,
The two spaces become two combustion chambers.
Referring to Fig. 1 and Fig. 2, herein that cylinder 11, piston 21, inlet valve 51 and exhaust valve 52 is closed for convenient for stating
Fuel combustion space is known as No. 1 combustion chamber；By cylinder 11, piston 21, the closed fuel combustion of inlet valve 53 and 54 institutes of exhaust valve
Space is known as No. 2 combustion chambers；Cylinder 12, piston 22, inlet valve 55 and the 56 closed fuel combustion space of institute of exhaust valve are known as 3
Number combustion chamber；Cylinder 12, piston 22, inlet valve 57 and the 58 closed fuel combustion space of institute of exhaust valve are known as No. 4 burnings
Room.
Referring to Fig. 1 and Fig. 2, sliding frame type internal combustion engine work done is externally defeated by sliding frame type double-head piston and crankshaft 43
Out, the sliding sash 31 of sliding frame type double-head piston entangles the crank throw of crankshaft 43, and in the course of work of internal combustion engine, sliding sash 31 is forced to do
It moves back and forth, the reciprocating motion of sliding sash 31 pushes crankshaft rotation.
When starting, after the crankshaft 43 of sliding frame type internal combustion engine is rotated by starting device, on sliding frame type double-head piston is forced
Lower reciprocating motion.When sliding frame type double-head piston is moved upward to close to highest point, referring to fig. 2, the inlet valve of No. 1 combustion chamber
51 are opened, and after sliding frame type double-head piston reaches highest point, exhaust valve 52 is closed, and becomes to move downward, and No. 1 combustion chamber is in gas
It will be from air intake duct air inlet under pressure effect；In the intake stroke when sliding frame type double-head piston moves to minimum point, referring to Fig. 3,
Inlet valve 51 is closed, and sliding frame type double-head piston becomes to move upwards the gas in No. 1 combustion chamber of compression, in compression stroke when
When sliding frame type double-head piston moves to highest point, referring to fig. 4, release heat is ignited by compressed fuel gas, in No. 1 combustion chamber
The gas push sliding frame type double-head piston acceleration of high temperature and pressure moves downward, and No. 1 combustion chamber starts to do work to crankshaft at this time, 1
In number combustion chamber expansion stroke when sliding frame type double-head piston is moved to close to minimum point, referring to Fig. 5, exhaust valve 52 is opened,
Sliding frame type double-head piston reach minimum point after, be moved back up by No. 1 combustion chamber exhaust gas discharge, in exhaust stroke when
When sliding frame type double-head piston is moved to close to highest point, referring to fig. 2, inlet valve 51 is opened again, and exhaust valve 52 is closed again, just
What such No. 1 combustion chamber was moved in circles work, due to No. 2 combustion chambers, No. 3 combustion chambers, No. 4 combustion chambers and No. 1 combustion chamber
All mechanisms with similar air inlet, compression, igniting, exhaust, therefore this four combustion chambers can be according to four stroke cycles
Reciprocal work.
In order to guarantee that each combustion chamber is in each stroke in the course of work of sliding frame type internal combustion engine after starting
It does not need to obtain energy from crankshaft, sliding frame type internal combustion engine uses starting device driving crankshaft 43 to rotate at the start, then
It works according to each combustion chamber of sequential firing of No. 1 combustion chamber, No. 4 combustion chambers, No. 3 combustion chambers, No. 2 combustion chambers, it is each
Combustion chamber sequentially enters air inlet, compression, burning fuel acting, discharge exhaust gas four-stroke cycle work, each combustion chamber after starting
In On The Cycle Working Process, burning fuel is done work in turn.Since sliding frame type internal combustion engine is according to No. 1 combustion chamber, No. 4 combustion chambers, 3
The sequential firing of number combustion chamber, No. 2 combustion chambers, therefore the sequence of burning fuel acting is also according to No. 1 combustion chamber, No. 4 combustions
Burn room, No. 3 combustion chambers, No. 2 combustion chambers rotation circulation carry out.Like this after sliding frame type engine starting, always
Being recycled in turn by the high temperature and high pressure gas in each combustion chamber pushes sliding frame type double-head piston to move back and forth, therefore sliding frame type double end
Piston does not all need crankshaft in four strokes and provides power, so improving mechanical efficiency.Each combustion chamber, double-head piston and
Four groups of valves valve actuating mechanism, fuel feed system cooperation and control under, mutual working procedure relationship refers to the 5th
The table 1 of page.
According to statement sliding frame type internal combustion engine above, there are two cylinder (cylinders 11, cylinder 12), two piston (pistons
21, piston 22), four combustion chambers (No. 1, No. 2, No. 3, No. 4 combustion chambers).Benefit using this engine is that each stroke has
One combustion chamber has a combustion chamber compressing in air inlet, has a combustion chamber to do work in burning fuel, has a combustion chamber to exist
Exhaust gas is discharged, and at the end of each stroke, the momentum of piston is directly passed to the combustion gas of compression to reduce crankshaft
Acting to piston, therefore this efficiency of internal combustion engine is greatly improved, fuel described herein is following thrin: 1. liquid
Fluid fuel；2. gaseous fuel；3. the mixture of both fronts；Liquid fuel noted earlier is following one of six: 1. gasoline, 2.
Kerosene, 3. diesel oil, 4. heavy oil, 5. ethyl alcohol, 6. biodiesel, one of five below the gaseous fuel: 1. natural gas, 2. coal
Gas, 3. biogas, 4. liquefied gas, 5. hydrogen.The mode into combustion chamber of fuel is following thrin: 1. fuel and air
Mixture enters from inlet valve；2. being injected fuel directly into combustion chamber using high pressure；3. front both of which uses；Burning
The mode of fuel ignition is one of the following in room: 1. plug ignition, 2. compression-ignited igniting.The control of valve in air distribution system
Structure processed is using following one of five: 1. rotary-type air valve, 2. the valve of camshaft control, 3. variable timing valve, 4. electromagnetism
The valve of valve control, the valve that 5. electromagnetic hydraulic pressure controls.
In order to guarantee that the dynamically stable of sliding frame type internal combustion engine generation is exported outward by crankshaft 43, on crankshaft 43 at least
One of following person: 1. gear, 2. flywheel, 3. generator, the 4. belt pulley of power output, 5. disc, 6. timing is installed
Gear, 7. fan, 8. water pump pulley, 9. starting dog.
Sliding frame type internal combustion engine is started using the device of following one of both: 2. 1. motor uses the internal combustion of other forms
Machine starts.We will guarantee the continual and steady work of sliding frame type internal combustion engine, and sliding frame type internal combustion engine must also want guaranteed each fortune
Dynamic component keeps the lubricating system of good lubrication, guarantees the cooling system that internal combustion engine works under optimum state of temperature.
Second embodiment of the invention is fan frame formula internal combustion engine:
Sliding frame type double-head piston shown in Fig. 6 in one embodiment is replaced with fan frame formula shown in fig. 7 by us
Double-head piston, the internal combustion engine in one embodiment have reformed into fan frame formula internal combustion engine shown in Fig. 8.It is noted earlier referring to Fig. 7
Fan frame formula double-head piston includes the biography between piston 21, piston 22, fan-shaped frame 32, connecting rod 33, connection piston 21 and fan-shaped frame 32
Drive rod 220 between lever 210, connection piston 22 and fan-shaped frame 32, the simply sliding sash 31 in sliding frame type double-head piston
It is replaced by fan-shaped frame 32 and connecting rod 33 has reformed into fan frame formula double-head piston.Connecting rod 33 described herein is for connecting fan-shaped frame
32 and crankshaft 43 crank throw, connecting rod 33 include gonnecting rod body, lining of connecting rod small end, connecting rod cap, big end bearing shell, connecting rod spiral shell
Bolt, cylindrical peg, and gonnecting rod body is made of microcephaly, major part, shaft three parts, and microcephaly is cirque structure, and connecting rod is small
Head bushing is mounted in the looping pit of microcephaly, and passes through cylindrical peg for two cirque structures in microcephaly and fan-shaped frame 32
It is connected (centre that microcephaly is mounted on the two cirque structures), and connecting-rod bolts are by major part, connecting rod cap and big end
Bearing shell is connected with the crank throw of crankshaft 43.
Referring to Fig. 9 to Figure 12, this four width figure respectively illustrates fan frame formula internal combustion engine middle fan frame double-head piston from highest point
It moves downward, the swing position of connecting rod 33 when midpoint moves downward, minimum point moves upwards, midpoint moves upwards.
In addition, for ease of understanding and description, the shape of cylinder 11 and cylinder 12 is drawn into cylinder in relevant drawings,
In practical application, since cylinder 11 and cylinder 12 need to fix itself and connection valve actuating mechanism, fuel feed system, cooling system
And lubricating system, ignition system to also be installed for the cylinder of plug ignition, it is also contemplated that mitigating the sky that weight reduction occupies
Between, therefore when manufacture, cylinder 11 and cylinder 12 will increase fixing seat, duct, groove, screw hole, reinforcing rib, institute according to the actual situation
With cylinder 11 and cylinder 12, shape and casing wall can be the shape of various complexity in actual products.In relevant drawings
Each group valve is all in the side of cylinder barrel and parallel with crankshaft, and in actually manufacture, valve be should not be limited thereto, as long as space permits
Perhaps, valve can not only be mounted on the top and bottom of cylinder by we, and valve can be made perpendicular to crankshaft, moreover it is possible to make valve and
Crankshaft at other angles, or even when cylinder is larger in each group of valve all using multiple inlet valves and multiple exhaust valves and each
The position of valve and with the angle of crankshaft flexible arrangement according to the actual situation.The cylinder barrel of cylinder 11 of the Fig. 8 into Figure 12, cylinder 12
It is an entirety with top, bottom, is difficult to disposably manufacture in actually manufacture, for this purpose, we are first by the cylinder of cylinder 11
Cylinder, the bottom of cylinder 11, the cylinder barrel of cylinder 12, the top of cylinder 12 and fixation that cylinder 11 and cylinder 12 are fixed together
Seat is manufactured as a casting, after then the valve of each combustion chamber is installed on this casting, by V belt translation bar
210 piston 21 is packed into the cylinder barrel of cylinder 11, the piston 22 of V belt translation bar 220 is packed into the cylinder barrel of cylinder 12, then according to figure
7, positional relationship shown in fig. 8 welds drive rod 210, drive rod 220 and the fan-shaped frame 32 having been coupled on crankshaft
It is good, the bottom at the top of cylinder 11 and cylinder 12 is welded later.Cylinder 11 and cylinder 12 are thus produced.Using this
The cylinder for the integral type that method manufactures is not easy to repair, and to be easy to repair, we can be gentle by the top of cylinder 11
The bottom of cylinder 12 is made into dismountable component, or even the top and bottom of cylinder 11 and cylinder 12 are all made into dismountable portion
Part.Some machines are higher to power demand, and multiple fan frame formula internal combustion engines is needed to can be only achieved power level.For this purpose, we first will
The cylinder barrel and its bottom of the cylinder 11 of multiple fan frame formula internal combustion engines, the cylinder barrel of cylinder 12 and its top and for fixing all cylinders
Fixing seat manufactured as a casting, valve, piston then are installed to single fan frame formula internal combustion engine according to front, it is fixed
The method of drive rod and frame, 11 top of closed cylinder and 12 bottom of cylinder is installed one by one, and then installing internal combustion engine, other are each
Component in a system has just obtained the engine with multiple fan frame formula internal combustion engines.
In the description of the present invention, it is to be understood that, term " highest point ", " minimum point ", " upward ", " downward ", " on
Under ", " top ", the instructions such as " bottom " orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for the description present invention and simplify description, rather than the device or component of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In the description of the present invention, unless
It is otherwise noted, the meaning of " plurality " is two or more.
Although the present invention, the technology of this field has shown and described referring to given preferred embodiment of the invention
Personnel should be appreciated that under conditions of not departing from the spirit and scope of the present invention as defined by the appended claims, Ke Yi
Here various change in form and details is carried out.
Claims (3)
1. a kind of synchronized internal combustion engine of double-head piston, it is characterized in that: the internal combustion engine includes double-head piston, crankshaft, two cylinders and four
Group valve, in which:
The double-head piston includes piston 21, piston 22, drive rod 210, drive rod 220 and a frame that crankshaft can be pushed to rotate
Frame, and the top of drive rod 210 is fixed at the center of 21 bottom of piston, the bottom of drive rod 210 is fixed on the top of frame
At center, the bottom of drive rod 220 is fixed at the center at 22 top of piston, the top of drive rod 220 is fixed on the bottom of frame
At portion center；
Described two cylinders include cylinder 11 and cylinder 12, and the two cylinders not only coaxial line, and top and bottom all by
Closing, and there are a round hole and this Kong Zhongyou drive rod 210 in the bottom center of cylinder 11, and the top center of cylinder 12 has
One round hole and this Kong Zhongyou drive rod 220；
Each group of valve in four groups of valves has intake and exhaust valves, and first group of valve is located at the upper of cylinder 11
Portion, and second group of valve is located at the lower part of cylinder 11, and third group valve is located at the top of cylinder 12, and the 4th group of valve is located at
The lower part of cylinder 12.
2. the synchronized internal combustion engine of double-head piston according to claim 1, it is characterized in that: wherein described can push crankshaft to rotate
Frame is the sliding sash 31 for having linear type hole.
3. the synchronized internal combustion engine of double-head piston according to claim 1, it is characterized in that: wherein described can push crankshaft to rotate
Frame is the fan-shaped frame 32 for being mounted with connecting rod 33, and connecting rod 33 is used to connect the crank throw of fan-shaped frame 32 and crankshaft, and connecting rod 33 includes
Gonnecting rod body, lining of connecting rod small end, connecting rod cap, big end bearing shell, connecting-rod bolts, cylindrical peg, and gonnecting rod body is by small
Head, major part, shaft three parts are constituted, and microcephaly is cirque structure, and lining of connecting rod small end is mounted in the looping pit of microcephaly,
And microcephaly is connected with two cirque structures in fan-shaped frame 32 by cylindrical peg, and connecting-rod bolts are by major part, connecting rod
Big skull and big end bearing shell are connected with the crank throw of crankshaft.
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| CN201910034463.2A CN109798183A (en) | 2019-01-04 | 2019-01-04 | The synchronized internal combustion engine of double-head piston |
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| CN201910034463.2A CN109798183A (en) | 2019-01-04 | 2019-01-04 | The synchronized internal combustion engine of double-head piston |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159427A (en) * | 2019-06-02 | 2019-08-23 | 西北农林科技大学 | A kind of reciprocating piston internal combustion engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159427A (en) * | 2019-06-02 | 2019-08-23 | 西北农林科技大学 | A kind of reciprocating piston internal combustion engine |
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