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CN112761786B - V-type double-acting petrol engine - Google Patents

V-type double-acting petrol engine Download PDF

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Publication number
CN112761786B
CN112761786B CN202110116001.2A CN202110116001A CN112761786B CN 112761786 B CN112761786 B CN 112761786B CN 202110116001 A CN202110116001 A CN 202110116001A CN 112761786 B CN112761786 B CN 112761786B
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CN
China
Prior art keywords
crankshaft
valve
contacts
cylinder
gear
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.)
Active
Application number
CN202110116001.2A
Other languages
Chinese (zh)
Other versions
CN112761786A (en
Inventor
张振峰
张世信
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hengshui Benefit Double Acting Engine Technology Development Co ltd
Original Assignee
Hengshui Benefit Double Acting Engine Technology Development Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hengshui Benefit Double Acting Engine Technology Development Co ltd filed Critical Hengshui Benefit Double Acting Engine Technology Development Co ltd
Priority to CN202110116001.2A priority Critical patent/CN112761786B/en
Publication of CN112761786A publication Critical patent/CN112761786A/en
Application granted granted Critical
Publication of CN112761786B publication Critical patent/CN112761786B/en
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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
    • F02B75/00—Other engines
    • F02B75/002—Double acting engines
    • 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
    • F01M9/10—Lubrication of valve gear or auxiliaries
    • 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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder 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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/22—Multi-cylinder engines with cylinders in V, fan, or star arrangement
    • 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
    • F02B75/00—Other engines
    • F02B75/28—Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
    • F02B75/287—Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with several pistons positioned in one cylinder one behind the other

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)

Abstract

A V-shaped double-acting gasoline engine belongs to the technical field of power machinery, a row of cylinders is formed by a crankshaft (1) and a crankshaft (2), a row of cylinders is formed by the crankshaft (1) and a crankshaft (3), the two rows of cylinders are in a V-shaped structure, a connecting rod (6) and a piston (14) are arranged on the crankshaft (1), a working system is arranged on the crankshaft (2), a connecting rod (7) and a piston (15) are arranged on the crankshaft, and the two working systems are arranged in one cylinder; the crankshaft (1) is provided with a connecting rod (8) and a piston (16) which are working systems, the crankshaft (3) is provided with a connecting rod (9) and a piston (17) which are working systems, and the two working systems are arranged in a cylinder; two working systems in one cylinder use one combustion chamber and one gas distribution system to synchronously perform four strokes of air suction, compression, explosion and exhaust.

Description

V-type double-acting petrol engine
Technical Field
The invention relates to a V-shaped double-acting gasoline engine, and belongs to the technical field of power machinery.
Background
The gasoline engine is widely applied to engineering machinery, ships, automobiles, small and medium-sized power generation equipment and the like, but the common gasoline engine has low efficiency, so that a large amount of fuel oil is wasted, and the atmospheric environmental problem is aggravated; although the double-acting gasoline engine can greatly save fuel oil and reduce carbon emission, because the machine has large height, the double-acting gasoline engine is limited in the fields with the limitation on the height and the volume of the machine, such as automobiles, tanks, submarines, helicopters and the like, and is limited in use.
Disclosure of Invention
A V-shaped double-acting gasoline engine is characterized in that a first crankshaft (1), a second crankshaft (2) and a third crankshaft (3) are arranged on an engine body (5) through bearing bushes or bearings (4), a first connecting rod (6), a second connecting rod (7), a third connecting rod (8), a fourth connecting rod (9), a first connecting rod (6), a second connecting rod (7), a third connecting rod (8) and a fourth connecting rod (9) are respectively arranged on the first crankshaft (1), the second crankshaft (2), the third crankshaft (3) and the third crankshaft (3), and are respectively connected with a first piston (14), a second piston (15), a third piston (16), a fourth piston (17), a first piston (14), a second piston (15), a third piston (16), a fourth piston (17) and are respectively arranged in a first cylinder (18), a second cylinder (19), a third cylinder (20), a fourth cylinder (21), a first piston (18), a second cylinder (19), a third piston (20), a fourth cylinder (21), a second cylinder (21), a fourth cylinder (24) and a third cylinder pad (24) are respectively arranged on the first piston (10), the second piston pin (11), the third piston pin (12) and the third piston pin (12), the fourth piston pin (13), the fourth piston A fourth gasket (25), a first cylinder (18), a second cylinder (19), a third cylinder (20) and a fourth cylinder (21) are respectively formed by a first cylinder gland (26), a second cylinder gland (27), a third cylinder gland (28) and a fourth cylinder gland (29), are fixed on the machine body (5) by screws (30), the first cylinder (18) and the second cylinder (19) form a cylinder, the third cylinder (20) and the fourth cylinder (21) form a cylinder, and the two cylinders form a V shape;
the engine body (5) is provided with a first camshaft (31), a second camshaft (32), a third camshaft (33), a first footer (34), a second footer (35), a third footer (36), a fourth footer (37), a first valve opening (46), a second valve opening (47), a third valve opening (48), a fourth valve opening (49), a first valve opening (50), a second valve opening (51), a third valve opening (52), a fourth valve opening (53), a first crank shaft (38), a second crank shaft (39), a third crank shaft (40), a fourth crank shaft (41), a first crank shaft (38), a second crank shaft (39), a third crank shaft (40) and a fourth crank shaft (41), and is respectively provided with a first crank arm (42), a second crank arm (43), a third crank arm (44), a fourth crank arm (45), a first valve opening (50), a second valve opening (51), a third valve opening (52), a fourth valve opening (53), a first rocker arm (54), a second rocker arm (55), a third rocker arm (56), a fourth rocker arm (57), a first post (62), a second rocker arm (62), a third valve (64), a fourth valve (64) and a third valve (65) respectively Valve four (65) are respectively provided with a valve spring I (66), a valve spring II (67), a valve spring III (68), a valve spring IV (69), a rocker arm upright post I (54), a rocker arm upright post II (55), a rocker arm upright post III (56) and a rocker arm upright post IV (57), a rocker arm I (58), a rocker arm II (59), a rocker arm III (60), a rocker arm IV (61), a crank shaft I (1), a crank shaft II (2) and a crank shaft III (3)), and a driving gear I (70), a driving gear II (71), a driving gear III (72), a gear I (73), a gear II (74), a gear III (75), a running wheel I (80), a running wheel II (81) and a running wheel III (82), a medium wheel axle I (76), a medium wheel axle II (77) and a medium wheel II (78) are respectively arranged on a machine body (5);
the machine body (5) is provided with a first cam shaft (31), a second cam shaft (32) and a third cam shaft (33), and timing gears (97), a second timing gear (98) and a third timing gear (99) are respectively arranged on the first cam shaft (31), the second cam shaft (32) and the third cam shaft (33);
the engine body (5) is provided with a gear combination (86), a gear combination two (87), a gear combination three (88), a large gear combination (89), an engine oil shell ((90), a first spark plug (91), a second spark plug (109), a magneto or a distributor (92), a first upper cover (93), a second upper cover (94), a small combination two (100), a small combination three (102) and a small combination four (103), the magneto or the distributor (92) is driven and controlled by a first cam shaft (31) to supply power on time, a carburetor (110), an air filter (95) are arranged on the first valve seat (50), the third valve seat (52), a muffler (96) is arranged on the second valve seat (51) and the fourth valve seat (53), the first gear (73) of the crankshaft (1) is contacted with the first intermediate wheel (78), the first intermediate wheel (78) is contacted with the second gear (74) on the crankshaft (2), the crankshaft (1) is controlled to be synchronous with the crankshaft (2) and mutually transmit force, and simultaneously the first piston (14) and the second piston (15) are synchronously subjected to four strokes of air suction, compression, explosion and exhaust;
a driving gear I (70) on the crankshaft (1) contacts a timing gear I (97) on a cam shaft I (31), the cam shaft I (31) contacts a top seat I (34), the top seat I (34) contacts a crank arm I (42), the crank arm I (42) contacts a rocker arm I (58), the rocker arm I (58) contacts a valve I (62), and the opening and closing of the valve I (62) are controlled;
a gear I (73) on the crankshaft I (1) contacts a intermediate wheel I (78), the intermediate wheel I (78) contacts a gear II (74) on the crankshaft (2), a driving gear II (71) on the crankshaft II (2) contacts a timing gear II (98) on the camshaft II (32), the camshaft II (32) contacts a top seat II (35), the top seat II (35) contacts a crank arm II (43), the crank arm II (43) contacts a rocker arm II (59), the rocker arm II (59) contacts a valve II (63), and the opening and closing of the valve II (63) are controlled;
the first gear (73) on the first crankshaft (1) contacts the second intermediate wheel (79), the second intermediate wheel (79) contacts the third gear (75) on the third crankshaft (3), the first crankshaft (1) is controlled to be synchronous with the third crankshaft (3) and mutually drive force, and simultaneously the third piston (16) and the fourth piston (17) are synchronously subjected to four strokes of air suction, compression, explosion and exhaust;
a driving gear I (70) on the first crankshaft (1) contacts a timing gear I (97) on the first camshaft (31), the first camshaft (31) contacts a third footstock (36), the third footstock (36) contacts a third crank arm (44), the third crank arm (44) contacts a third rocker arm (60), the third rocker arm (60) contacts a third valve (64), and the opening and closing of the third valve (64) are controlled:
a driving gear III (72) on the crankshaft III (3) contacts a timing gear III (99) on a camshaft III (33), the camshaft III (33) contacts a top seat IV (37), the top seat IV (37) contacts a crank arm IV (45), the crank arm IV (45) contacts a rocker arm IV (61), the rocker arm IV (61) contacts a valve IV (65), and the opening and closing of the valve IV (65) are controlled;
an oil pump is installed on a machine body (5) or a gear combination (86), and is driven by a first crankshaft (1) or a first camshaft (31) to supply oil and lubricate to the first crankshaft (1), a second crankshaft (2) and a third crankshaft (3) respectively;
a water inlet (104) and a water outlet (105) are arranged on the machine body (5) to cool the machine; the machine body (5) is provided with a water channel (106). According to the scheme, the two cylinders form a V shape, the two cylinders are oppositely arranged to form one cylinder, two pistons are oppositely arranged in one cylinder, one piston is connected with one connecting rod and one crankshaft and is a work doing system, and the two work doing systems synchronously perform four strokes of air suction, compression, explosion and exhaust by using one combustion chamber, one air distribution system and one fuel system.
Drawings
FIG. 1 is a schematic diagram of the front (facing the running wheels) of a V-type dual-power gasoline engine;
FIG. 2 is a schematic view of the back side (180 degrees of rotation in FIG. 1) of a V-type dual-power gasoline engine;
FIG. 3 is a schematic diagram of the top view structure of the V-type double-acting gasoline engine;
FIG. 4 is a schematic view of the structure of the V-type double acting gasoline engine crankshaft 1 and the crankshaft 2, taken along the center line of the crankshaft 1 and the crankshaft 2 when the cylinder pistons are at the top dead center
FIG. 5 is a schematic diagram of the structure of the V-shaped double-acting gasoline engine crankshaft 1 and the crankshaft 2, which is cut along the center of the cylinder, when the cylinder pistons of the crankshaft 1 and the crankshaft 2 are at the top dead center, the connecting line is vertical to the center of the crankshaft 2 of the crankshaft 1;
FIG. 6 is a schematic view of the structure of FIG. 5 taken along line A-A (perpendicular to the cylinder along the valve);
FIG. 7 is a schematic view of the structure of the V-type double-acting gasoline engine crankshaft 1 and the crankshaft 3 taken along the center line of the crankshaft 1 and the crankshaft 3 when the cylinder pistons are at the top dead center;
FIG. 8 is a schematic diagram of the structure of the cylinders of the crankshafts 1 and 3 of the V-shaped double-acting gasoline engine, wherein the connecting line of the pistons and the centers of the crankshafts 1 and 3 is vertical to the center of the cylinders when the pistons are at the top dead center;
FIG. 9 is a schematic view of the structure of FIG. 8 taken along line B-B (perpendicular to the cylinder along the valve);
fig. 10 is a schematic diagram of transmission of the crankshaft 1 and the camshaft 31;
fig. 11 is a schematic diagram of transmission of the crankshaft 2 and the camshaft 32;
fig. 12 is a schematic diagram of transmission of the crankshaft 3 and the camshaft 33;
in the figure: 1 crankshaft I, 2 crankshaft II, 3 crankshaft III, 4 bearing bush or bearing, 5 body, 6 connecting rod I, 7 connecting rod II, 8 connecting rod III, 9 connecting rod IV, 10 piston pin I, 11 piston II, 12 piston III, 13 piston pin IV, 14 piston I, 15 piston II, 16 piston III, 17 piston IV, 18 cylinder I, 19 cylinder II, 20 cylinder III, 21 cylinder IV, 22 pad I, 23 pad II, 24 pad III, 25 pad IV, 26 cylinder gland I, 27 cylinder cover two, 28 cylinder cover three, 29 cylinder cover four, 30 screw, 31 cam first, 32 cam second, 33 cam third, 34 head first, 35 head second, 36 head third, 37 head fourth, 38 crank arm first, 39 crank arm second, 40 crank arm third, 41 crank arm fourth, 42 crank arm first, 43 crank arm second, 44 crank arm third, 45 crank arm fourth, 46 valve opening first, 47 valve opening second, 48 valve opening third, 49 valve heads, 50 valve heads, 51 valve heads, 52 valve shafts, 53 valve heads, 54 rocker arms, 55 rocker arms, 56 rocker arms, 57 rocker arms, 87 rocker arms, 60 rocker arms, 61 rocker arms, 62 valve heads, 63 valve heads, 64 valve heads, 65 valve heads, 66 valve springs, 67 valve springs, 68 valve springs, 69 valve heads, 70 valve heads, 71 drive gears, 72 drive gears, 73 gear heads, 74 gear heads, 75 gear heads, 76 intermediate gear shafts, 77 intermediate gear shafts, 78 intermediate gear heads, 79 intermediate gear heads, 80 intermediate gear heads, 81 intermediate gear heads, 82 intermediate gear heads, 86 intermediate gear heads, 87 intermediate gear heads, 88 intermediate gear heads, 89 intermediate gear heads, 90 engine casings, 91 intermediate plugs, 92 magnetic motors or oil separators, 93 upper cover caps, 94 upper cover caps, 95 air cleaner, 96 silencer, 97 timing gear one, 98 timing gear two, 99 timing gear three, 100 small unification, 101 small two, 102 small three, 103 small four, 104 water inlet, 105 water outlet, 106 water channel, 107 cover, 108 machine base, 109 spark plug two, 110 carburetor.
Detailed description of the preferred embodiments
In fig. 1: the machine body 5 is V-shaped, a first crankshaft (1), a second crankshaft (2), a third crankshaft (3) are arranged on the machine body 5, a first running wheel (80), a second running wheel (81) and a third running wheel (82) are respectively arranged on the first crankshaft (1), the second crankshaft (2) and the third crankshaft (3), and a large gear combination 89, a small combination (100), a small combination two (101), a small combination three (102), a small combination four (103), a magneto or distributor (92), an engine oil shell (90) and a machine base (108) are arranged on the machine body 5.
In fig. 2: the machine body 5 is V-shaped, and the machine body 5 is provided with a gear combination (86), a gear combination two (87), a gear combination three (88), a small combination two (100), a small combination two (101), a small combination three (102), a small combination four (103), a magneto or a distributor (92), an engine oil shell (90) and a machine seat (108).
In fig. 3: the engine body 5 is provided with a first crankshaft (1), a second crankshaft (2), a third crankshaft (3), a first crankshaft (1), a second crankshaft (2) and a third crankshaft (3), and is provided with a first running wheel (80), a second running wheel (81) and a third running wheel (82) respectively, and the engine body 5 is provided with a small integration (100), a small integration three (102), a gear integration (86), a gear integration two (87), a gear integration three (88), a large gear integration (89), a magneto or a distributor (92), a first spark plug (91), a second spark plug (109), a small integration (100), a small integration three (102) and a cover (107).
In fig. 4: the first crankshaft (1) is arranged on the machine body (5) through a bearing or a bearing bush (4), the first cylinder barrel (18) is provided with a first pad (22), the first cylinder barrel (18) is fixed on the machine body (5) through a first cylinder barrel gland (26) through a screw (30), and the first crankshaft (1) is provided with a first driving gear (70), a first gear (73), a first running wheel (80), a first connecting rod (6) and a third connecting rod (8);
the connecting rod I (6) is connected with the piston pin I (10), the piston pin I (10) is connected with the piston I (14), and the piston I (14) is arranged in the cylinder barrel I (18) and is a work system;
the crankshaft II (2) is arranged on the engine body (5) through a bearing or a bearing bush (4), the cylinder barrel II (19) is provided with a cushion II (23), the cylinder barrel II (19) is fixed on the engine body (5) through a cylinder barrel gland II (27) through a screw (30), the crankshaft II (2) is provided with a driving gear II (71), a gear II (74), a running wheel II (81) and a connecting rod II (7), the connecting rod II (7) is connected with a piston pin II (11), the piston pin II (11) is connected with a piston II (15), and the piston II (15) is arranged in the cylinder barrel II (19) and is a working system;
a first intermediate wheel shaft (76) is arranged on the machine body (5), a first intermediate wheel (78) is arranged on the first intermediate wheel shaft (76), the first intermediate wheel (73) is contacted with the first intermediate wheel (78), and the first intermediate wheel (78) is contacted with the second intermediate wheel (74), so that the first crankshaft (1) and the crankshaft (2) synchronously rotate and mutually transmit torque;
the cylinder barrel I (18) and the cylinder barrel II (19) form a cylinder, the piston I (14) and the piston II (15) are arranged in a butt joint manner, the two working systems of the piston I (14) and the piston II (15) synchronously move in opposite movement directions, and four strokes of air suction, compression, explosion and air discharge are synchronously performed; the engine body (5) is provided with a gear combination (86), a gear combination (87), a large gear combination (89) and an engine oil shell (90).
In fig. 5: a first valve opening (46), a second valve opening (47), a first valve seat (50) and a second valve seat (51) are arranged on a machine body (5), a first valve (62) and a first rocker arm column (54) are arranged on the first valve seat (50), a first rocker arm (58) is arranged on the rocker arm column (54), a first cam shaft (31), a first top seat (34) and a first crank arm shaft (38) are arranged on the machine body (5), a first crank arm (42) is arranged on the first crank arm shaft (38), the first cam shaft (31) contacts the first top seat (34), the first top seat (34) contacts the first crank arm (42), the first crank arm (42) contacts the first rocker arm (58), the first rocker arm (58) contacts the first valve (62), and the first valve (62) is controlled to open and close;
a valve II (63) and a rocker arm upright post II (55) are arranged on the valve seat II (51), a rocker arm II (59) is arranged on the rocker arm upright post II (55), a cam shaft II (32), a top seat II (35) and a crank arm shaft II (39) are arranged on the engine body (5), a crank arm II (43) is arranged on the crank arm shaft II (39), the cam shaft II (32) is contacted with the top seat II (35), the top seat II (35) is contacted with the crank arm II (43), the crank arm II (43) is contacted with the rocker arm II (59), and the rocker arm II (59) is contacted with the valve II (63) to control the opening and closing of the valve II (63);
a carburetor (110) and an air filter (95) are arranged on the first valve seat (50), and a muffler (96) is arranged on the second valve seat (51); the engine oil shell (90), the small box I (100), the small box II (101), the upper cover (93), the water inlet (104) and the water outlet (105) are arranged on the engine body (5);
a first gasket (22) is arranged on the first cylinder barrel (18), the first cylinder barrel (18) is fixed on the machine body (5) through a first cylinder barrel gland (26) by a screw (30), a second gasket (23) is arranged on the second cylinder barrel (19), the second cylinder barrel (19) is fixed on the machine body (5) through a second cylinder barrel gland (27) by the screw (30), and the first cylinder barrel (18) and the second cylinder barrel (19) are oppositely arranged to form a cylinder;
a first piston (14) is arranged in the first cylinder barrel (18), the first piston (14) is connected with a first connecting rod (6) through a first piston pin (10), and the first connecting rod (6) is connected with a first crankshaft (1) and is a working system;
a piston II (15) is arranged in the cylinder barrel II (19), the piston II (15) is connected with a connecting rod II (7) through a piston pin II (11), and the connecting rod II (7) is connected with a crankshaft II (2) to form a work system;
the piston I (14) and the piston II (15) are oppositely arranged, and the two working systems use an air inlet system and an air outlet system to simultaneously perform four strokes of air suction, compression, explosion and air discharge;
in fig. 6: a first valve opening (46) and a first valve seat (50) are arranged on the machine body (5), a first valve (62) is arranged on the first valve seat (50), the first rocker arm (58) contacts the first valve (62), and a first valve spring (66) is arranged on the first valve (62); a valve opening II (47) and a valve seat II (51) are arranged on the machine body (5), a valve II (63) is arranged on the valve seat II 51, and a rocker arm II (59) contacts the valve II (63); a valve spring II (67) is arranged on the valve II (63);
the spark plug I (91), the small-in-one (100), the small-in-two (101), the large gear (89) and the intermediate wheel shaft I (76) are arranged on the machine body (5), the intermediate wheel shaft I (76) is provided with the intermediate wheel I (78), and the machine body (5) is provided with a water channel (106).
In fig. 7: the crankshaft I (1) and the crankshaft III (3) are mounted on the machine body (5) through bearing bushes or bearings (4), a driving gear I (70), a gear I (73), a running gear I (80), a connecting rod III (8) and a connecting rod I (6) are mounted on the crankshaft I (1), a driving gear III (72), a gear III (75), a running gear III (82) and a connecting rod IV (9) are mounted on the crankshaft III (3), a medium wheel II (77) is mounted on the machine body (5), a medium wheel II (79) is mounted on the medium wheel II (77), the gear I (73) contacts the medium wheel II (79), and the medium wheel II (79) contacts the gear III (75), so that the crankshaft I (1) and the crankshaft III (3) are synchronous and mutually transmit torque;
a third cylinder barrel (20) and a fourth cylinder barrel (21) are oppositely arranged on the machine body 5, a third pad (24) and a fourth pad (25) are respectively arranged on the third cylinder barrel (20) and the fourth cylinder barrel (21), the third cylinder barrel (20) and the fourth cylinder barrel (21) are respectively fixed on the machine body (5) by a third cylinder barrel gland (28) and a fourth cylinder barrel gland (29) through screws (30), and the third cylinder barrel (20) and the fourth cylinder barrel (21) form a cylinder;
a piston III (16) is arranged in the cylinder barrel III (20), a piston pin III (12) is arranged on the piston III (16), the piston pin III (12) is connected with a connecting rod III (8), and the connecting rod III (8) is connected with a crankshaft I (1) and is a working system; a piston IV (17) is arranged in the cylinder IV (21), a piston pin IV (13) is arranged on the piston IV (17), the piston pin IV (13) is connected with a connecting rod IV (9), and the connecting rod IV (9) is connected with a crankshaft III (3) to form a working system; the piston III (16) and the piston IV (17) are arranged opposite to each other, and the two working systems use an air inlet system and an air outlet system to synchronously perform four strokes of air suction, compression, explosion and air discharge.
In fig. 8: a valve opening III (48) and a valve opening IV (49) are arranged on the machine body (5), a valve seat III (52), a valve seat IV (53), a rocker arm stand column III (56) and a rocker arm stand column IV (57) are respectively arranged on the valve seat III (52) and the valve seat IV (53), a rocker arm III (60) and a rocker arm IV (61) are respectively arranged on the rocker arm stand column III (56) and the rocker arm stand column IV (57), and a valve III (64) and a valve IV (65) are respectively arranged on the valve seat III (52) and the valve seat IV (53);
the engine body 5 is provided with a first cam shaft (31), a third cam shaft (33), a third top seat (36), a fourth top seat (37), a third crank arm shaft (40), a fourth crank arm shaft (41), a third crank arm shaft (40) and a fourth crank arm shaft (41), and a third crank arm (44) and a fourth rocker arm (45) are arranged on the third crank arm shaft (40) and the fourth crank arm shaft (41); the first cam shaft (31) contacts with the third top seat (36), the third top seat (36) contacts with the third crank arm (44), the third crank arm (44) contacts with the third rocker arm (60), the third rocker arm (60) contacts with the third valve (64), and the opening and closing of the third valve (64) are controlled;
the third cam shaft (33) contacts the fourth top seat (37), the fourth top seat (37) contacts the fourth crank arm (45), the fourth crank arm (45) contacts the fourth rocker arm (61), the fourth rocker arm (61) contacts the fourth valve (65), and the fourth valve (65) is controlled to open and close;
the third cylinder barrel (20) and the fourth cylinder barrel (21) are respectively provided with a third pad (24) and a fourth pad (25), and the third cylinder barrel (20) and the fourth cylinder barrel (21) are respectively fixed on the machine body (5) by a third cylinder barrel gland (28) and a fourth cylinder barrel gland (29) through screws (30);
the cylinder barrel III (20) and the cylinder barrel IV (21) are oppositely arranged to form a cylinder; the piston III (16) is arranged in the cylinder barrel III (20), the piston III (16) is connected with the piston pin III (12), the piston pin III (12) is connected with the connecting rod III (8), and the connecting rod III (8) is connected with the crankshaft I (1) and is a working system;
the piston IV (17) is arranged in the cylinder IV (21), the piston IV (17) is connected with the piston pin IV (13), the piston pin IV (13) is connected with the connecting rod IV (9), and the connecting rod IV (9) is connected with the crankshaft III (3), so that the hydraulic cylinder is a work system;
the piston III (16) and the piston IV (17) are arranged opposite to each other, and the two working systems use an air inlet system and an air outlet system to synchronously perform four strokes of air suction, compression, explosion and air discharge;
a carburetor (110) and an air filter (95) are arranged on the valve seat III (52), and a muffler (96) is arranged on the valve seat IV (53);
the engine oil shell (90), the Xiaojia (102), the Xiaojia (103), the upper cover (94), the water inlet (104) and the water outlet (105) are arranged on the engine body 5.
In fig. 9: the engine body (5) is provided with a large gear (89), a spark plug II (109), a small gear III (102), a small gear IV (103), a medium wheel shaft II (77), a valve seat III (52), a valve seat IV (53), a valve seat III (48) and a valve seat IV (49), the medium wheel shaft II (77) is provided with the medium wheel II (79), the valve seat III (52) is provided with the valve III (64), the valve III (64) is provided with the valve spring IV (69), the valve seat IV (53) is provided with the valve IV (65), the valve IV (65) is provided with the valve spring III (68), the rocker arm III (60) is contacted with the valve III (64), and the rocker arm IV (61) is contacted with the valve IV (65).
In fig. 10: a first driving gear (70) is arranged on the first crankshaft (1), a first timing gear (97) is arranged on the first camshaft (31), and the first driving gear (70) contacts with the first timing gear (97).
In fig. 11: a driving gear II (71) is arranged on the second crankshaft (2), a timing gear II (98) is arranged on the second camshaft (32), and the driving gear II (71) contacts with the timing gear II (98).
In fig. 12: a driving gear III (72) is arranged on the crankshaft III (3), a timing gear III (99) is arranged on the camshaft III (33), and the driving gear III (72) contacts with the timing gear III (99).

Claims (1)

1. A V-shaped double-acting gasoline engine is characterized in that a first crankshaft (1), a second crankshaft (2) and a third crankshaft (3) are arranged on an engine body (5) through bearing bushes or bearings (4), a first connecting rod (6), a second connecting rod (7), a third connecting rod (8), a fourth connecting rod (9), a first connecting rod (6), a second connecting rod (7), a third connecting rod (8) and a fourth connecting rod (9) are respectively connected with a first piston pin (10), a second piston pin (11), a third piston pin (12), a fourth piston pin (13), a first piston pin (10), a second piston pin (11), a third piston pin (12) and a fourth piston pin (13) are respectively connected with a first piston (14), a second piston (15), a third piston (16), a fourth piston (17), a first piston (14), a second piston (15), a third piston (16) and a fourth piston (17) are respectively arranged in a first cylinder (18), a second cylinder (19), a third cylinder (20), a fourth cylinder (21), a first cylinder (18), a second cylinder (19), a fourth cylinder (20), a fourth cylinder (21) and a cushion (22) are respectively arranged on the first cylinder cushion (22) and the second cylinder cushion (23) A third pad (24), a fourth pad (25), a first cylinder (18), a second cylinder (19), a third cylinder (20) and a fourth cylinder (21) are respectively fixed on the machine body (5) by screws (30) through a first cylinder gland (26), a second cylinder gland (27), a third cylinder gland (28) and a fourth cylinder gland (29),
the cylinder barrel I (18) and the cylinder barrel II (19) form a cylinder, the cylinder barrel III (20) and the cylinder barrel IV (21) form a cylinder, and the two cylinders form a V shape;
the engine body (5) is provided with a first cam shaft (31), a second cam shaft (32), a third cam shaft (33), a first top seat (34), a second top seat (35), a third top seat (36), a fourth top seat (37), a first valve opening (46), a second valve opening (47), a third valve opening (48), a fourth valve opening (49), a first valve opening (50), a second valve opening (51), a third valve opening (52), a fourth valve opening (53), a first crank shaft (38), a second crank shaft (39), a third crank shaft (40), a fourth crank shaft (41), a first crank shaft (38), a second crank shaft (39), a third crank shaft (40) and a fourth crank shaft (41), and is respectively provided with a first crank arm (42), a second crank arm (43), a third crank arm (44), a fourth crank arm (45), a first valve opening (50), a second valve opening (51), a third valve opening (52), a third valve opening (53), a first rocker arm (54), a second rocker arm (55), a third rocker arm (57), a fourth rocker arm (62), a third rocker arm (62), a fourth valve (64), a third valve (64) and a fourth valve (64) respectively Valve four (65) are respectively provided with a valve spring I (66), a valve spring II (67), a valve spring III (68), a valve spring IV (69), a rocker arm upright post I (54), a rocker arm upright post II (55), a rocker arm upright post III (56) and a rocker arm upright post IV (57), a rocker arm I (58), a rocker arm II (59), a rocker arm III (60), a rocker arm IV (61), a crank shaft I (1), a crank shaft II (2) and a crank shaft III (3)), and a driving gear I (70), a driving gear II (71), a driving gear III (72), a gear I (73), a gear II (74), a gear III (75), a running wheel I (80), a running wheel II (81) and a running wheel III (82), a medium wheel axle I (76), a medium wheel axle II (77) and a medium wheel II (78) are respectively arranged on a machine body (5);
the machine body (5) is provided with a first cam shaft (31), a second cam shaft (32) and a third cam shaft (33), and timing gears (97), a second timing gear (98) and a third timing gear (99) are respectively arranged on the first cam shaft (31), the second cam shaft (32) and the third cam shaft (33);
the engine body (5) is provided with a gear combination (86), a gear combination two (87), a gear combination three (88), a large gear combination (89), an engine oil shell ((90), a first spark plug (91), a second spark plug (109), a magneto or a distributor (92), an upper cover one (93), an upper cover two (94), a small combination two (100), a small combination two (101), a small combination three (102) and a small combination four (103), and a first cam shaft (31) drives and controls the magneto or the distributor (92) to supply power on time;
a carburetor (110) and an air filter (95) are arranged on the first valve seat (50) and the third valve seat (52), and a muffler (96) is arranged on the second valve seat (51) and the fourth valve seat (53);
the first gear (73) of the first crankshaft (1) contacts the first intermediate wheel (78), the first intermediate wheel (78) contacts the second gear (74) on the second crankshaft (2), the first crankshaft (1) is controlled to be synchronous with the second crankshaft (2) and mutually transmits force, and simultaneously the first piston (14) and the second piston (15) are synchronously subjected to four strokes of air suction, compression, explosion and exhaust;
a driving gear I (70) on the first crankshaft (1) contacts a timing gear I (97) on a first camshaft (31), the first camshaft (31) contacts a first top seat (34), the first top seat (34) contacts a first crank arm (42), the first crank arm (42) contacts a first rocker arm (58), the first rocker arm (58) contacts a first valve (62), and the opening and closing of the first valve (62) are controlled;
a gear I (73) on the first crankshaft (1) contacts a intermediate wheel I (78), the intermediate wheel I (78) contacts a gear II (74) on the second crankshaft (2), a driving gear II (71) on the second crankshaft (2) contacts a timing gear II (98) on the second camshaft (32), the second camshaft (32) contacts a second top seat (35), the second top seat (35) contacts a second crank arm (43), the second crank arm (43) contacts a second rocker arm (59), the second rocker arm (59) contacts a second valve (63), and the second valve (63) is controlled to open and close;
the first gear (73) on the first crankshaft (1) contacts the second intermediate wheel (79), the second intermediate wheel (79) contacts the third gear (75) on the third crankshaft (3), the first crankshaft (1) is controlled to be synchronous with the third crankshaft (3) and mutually drive force, and simultaneously the third piston (16) and the fourth piston (17) are synchronously subjected to four strokes of air suction, compression, explosion and exhaust;
a driving gear I (70) on the first crankshaft (1) contacts a timing gear I (97) on the first camshaft (31), the first camshaft (31) contacts a third footstock (36), the third footstock (36) contacts a third crank arm (44), the third crank arm (44) contacts a third rocker arm (60), the third rocker arm (60) contacts a third valve (64), and the opening and closing of the third valve (64) are controlled:
a driving gear III (72) on the crankshaft III (3) contacts a timing gear III (99) on a camshaft III (33), the camshaft III (33) contacts a top seat IV (37), the top seat IV (37) contacts a crank arm IV (45), the crank arm IV (45) contacts a rocker arm IV (61), the rocker arm IV (61) contacts a valve IV (65), and the opening and closing of the valve IV (65) are controlled;
an oil pump is arranged on the machine body (5) or the gear combination (86) and driven by the first crankshaft (1) or the first camshaft (31) to respectively supply oil and lubricate to the first crankshaft (1), the second crankshaft (2) and the third crankshaft (3);
a water inlet (104) and a water outlet (105) are arranged on the machine body (5) to cool the machine; the machine body (5) is provided with a water channel (106).
CN202110116001.2A 2021-01-20 2021-01-20 V-type double-acting petrol engine Active CN112761786B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0893422A (en) * 1994-09-24 1996-04-09 Honda Motor Co Ltd Valve operating system for overhead valve type internal combustion engine
CN101603438A (en) * 2009-07-07 2009-12-16 张经伟 A kind of motor car engine
CN102278196A (en) * 2010-06-11 2011-12-14 Dr.Ing.h.c.F.保时捷股份公司 Internal combustion engine
CN104832281A (en) * 2015-01-08 2015-08-12 武汉富国发动机科技有限公司 Optimized energy-saving internal combustion engine
WO2016110072A1 (en) * 2015-01-08 2016-07-14 武汉富国发动机科技有限公司 Internal combustion engine
CN211777712U (en) * 2019-10-31 2020-10-27 衡水造福双作功内燃机技术开发有限公司 Double-work gasoline engine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0893422A (en) * 1994-09-24 1996-04-09 Honda Motor Co Ltd Valve operating system for overhead valve type internal combustion engine
CN101603438A (en) * 2009-07-07 2009-12-16 张经伟 A kind of motor car engine
CN102278196A (en) * 2010-06-11 2011-12-14 Dr.Ing.h.c.F.保时捷股份公司 Internal combustion engine
CN104832281A (en) * 2015-01-08 2015-08-12 武汉富国发动机科技有限公司 Optimized energy-saving internal combustion engine
WO2016110072A1 (en) * 2015-01-08 2016-07-14 武汉富国发动机科技有限公司 Internal combustion engine
CN211777712U (en) * 2019-10-31 2020-10-27 衡水造福双作功内燃机技术开发有限公司 Double-work gasoline engine

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