阅读说明：本技术 一种四冲程内燃机气缸 (Cylinder of four-stroke internal combustion engine ) 是由 付俊杰 徐忠智 于 2021-08-27 设计创作，主要内容包括：本发明涉及内燃机技术领域,具体为一种四冲程内燃机气缸,包括缸体,所述缸体的上端中心处固定连接有点火塞,所述缸体的上端靠近左侧的位置固定连接有喷油管,所述缸体的左侧靠近上端的位置固定连接有进气管,所述缸体右侧靠近上端的位置固定连接有排气管,所述进气管和排气管的内部上端均固定连接有第一单向阀,所述缸体的右侧靠近下端的位置固定连接有电机,所述电机的左侧转动连接有机轴,所述机轴的左侧固定连接有凸轮,所述凸轮的左侧转动连接有推送杆,通过往复丝杆的转动带动单向阀活塞将进入内燃机气缸内部的气体事先进行挤压,增加了气体的密度,这样在汽油被爆发冲程时,有效功率增加,加大了汽油的燃油效率,提高了该装置的实用性。(The invention relates to the technical field of internal combustion engines, in particular to a four-stroke internal combustion engine cylinder, which comprises a cylinder body, wherein an ignition plug is fixedly connected at the center of the upper end of the cylinder body, an oil injection pipe is fixedly connected at the position, close to the left side, of the upper end of the cylinder body, an air inlet pipe is fixedly connected at the position, close to the upper end, of the left side of the cylinder body, an exhaust pipe is fixedly connected at the position, close to the upper end, of the right side of the cylinder body, a first one-way valve is fixedly connected at the upper ends of the air inlet pipe and the exhaust pipe, a motor is fixedly connected at the position, close to the lower end, of the right side of the cylinder body, the left side of the motor is rotatably connected with a crankshaft, a cam is fixedly connected at the left side of the crankshaft, a push rod is rotatably connected at the left side of the cam, a one-way valve piston is driven by the rotation of a reciprocating lead screw to extrude gas entering the internal combustion engine cylinder in advance, so that the density of the gas is increased, therefore, when the gasoline is in an explosion stroke, the effective power is increased, the fuel efficiency of the gasoline is increased, and the practicability of the device is improved.)

1. A four-stroke internal combustion engine cylinder comprises a cylinder body (1) and is characterized in that an ignition plug (3) is fixedly connected to the center of the upper end of the cylinder body (1), an oil injection pipe (2) is fixedly connected to the position, close to the left side, of the upper end of the cylinder body (1), an air inlet pipe (4) is fixedly connected to the position, close to the upper end, of the left side of the cylinder body (1), an exhaust pipe (5) is fixedly connected to the position, close to the upper end, of the right side of the cylinder body (1), a first one-way valve (6) is fixedly connected to the upper ends of the interior of the air inlet pipe (4) and the exhaust pipe (5), a motor (7) is fixedly connected to the position, close to the lower end, of the right side of the cylinder body (1), a crankshaft (8) is rotatably connected to the left side of the motor (7), a cam (9) is fixedly connected to the left side of the crankshaft (8), and a push rod (10) is rotatably connected to the left side of the cam (9), the utility model discloses a cylinder, including propelling movement pole (10), the upper end fixedly connected with first piston (11), the position swing joint that the axle wall of spindle (8) is close to the right side has belt (12), the right side internal surface of cylinder body (1) is close to the position rotation of lower extreme and is connected with reciprocal lead screw (13), the pole wall right side of reciprocal lead screw (13) is rotated with the bottom of belt (12) and is connected, the pole wall threaded connection of reciprocal lead screw (13) has screw-nut (14), the outside fixedly connected with carriage release lever (15) of screw-nut (14), the lower extreme of intake pipe (4) is close to left position fixedly connected with inflator (16), the inside sliding connection of inflator (16) has check valve piston (17), the left side of carriage release lever (15) and the right side fixed connection of check valve piston (17).

2. A cylinder for a four-stroke internal combustion engine according to claim 1, characterized in that a sleeve rod (18) is fixed to the left side of the check valve piston (17), a threaded rod (20) is connected to the inner thread of the sleeve rod (18), a first filter screen (21) is fixedly connected to the left side of the intake pipe (4), and a cleaning rod (22) is fixedly connected to the left side of the threaded rod (20).

3. A cylinder for a four-stroke internal combustion engine according to claim 1, wherein the extrusion plate (23) is fixedly connected to the position of the rod wall of the loop rod (18) near the left side, the sponge (24) is fixedly connected to the left side inside the air inlet pipe (4), the pore plate (25) is fixedly connected to the left side of the sponge (24) inside the air inlet pipe (4), and the water tank (26) is fixedly connected to the lower end of the sponge (24) inside the air inlet pipe (4).

4. A cylinder for a four-stroke internal combustion engine according to claim 3, wherein the lower end of the exhaust pipe (5) is fixedly penetrated through the right side of the water tank (26), the orifice of the exhaust pipe (5) is positioned above the inner surface of the lower end of the water tank (26), and a second filter (27) is fixedly connected to the inside of the water tank (26).

5. The cylinder of the four-stroke internal combustion engine according to claim 3, wherein a groove (28) is formed in the upper end of the water tank (26), a spring (29) is fixedly connected to the left side inside the groove (28), a baffle (30) is fixedly connected to the right side of the spring (29), an opening (31) is formed in the surface of the baffle (30), and a top rod (32) is fixedly connected to the bottom of the rod wall of the loop rod (18).

6. A cylinder for a four-stroke internal combustion engine according to claim 1, characterized in that a support plate (19) is fixedly attached to the bottom inner surface of the cylinder body (1) near the right side, and the support plate (19) is rotatably attached to the rod wall of the reciprocating screw (13) near the right side.

Technical Field

The invention relates to the technical field of internal combustion engines, in particular to a cylinder of a four-stroke internal combustion engine.

Background

The four-stroke internal combustion engine (engine) operates by taking in a mixture of fuel and air, compressing the mixture, expanding the gas generated by combustion to move a piston, and finally discharging the burnt exhaust gas, and the process is divided into four steps: an intake stroke, a compression stroke, an explosion stroke, an exhaust stroke.

The invention discloses a four-stroke internal combustion engine cylinder (No. CN110159423A), belongs to the technical field of internal combustion engines, and particularly relates to a four-stroke internal combustion engine cylinder which comprises a cylinder, a cylinder chamber, a crank chamber, a cylinder air inlet, an air inlet valve, an exhaust valve, a first air inlet manifold, an exhaust manifold and a second air inlet manifold, wherein the first air inlet manifold is arranged at one end of the cylinder, and the exhaust manifold is arranged at the other end of the cylinder; the intake valve is communicated with a first intake manifold; a second air inlet manifold is arranged between the first air inlet manifold and the crankshaft chamber; the exhaust manifold is communicated with an exhaust valve; an air inlet of the air cylinder is arranged at the position, close to the air cylinder chamber, of the crankshaft chamber; the device also comprises a power unit, an exhaust unit, a transmission unit and an air supplement unit, wherein the power unit is positioned in the exhaust manifold and is used for collecting the energy of the waste gas; the exhaust unit is positioned at the exhaust valve and used for accelerating the exhaust of the waste gas; the transmission unit is positioned on one side of the power unit and is used for power transmission of the power unit; the air supplementing unit is positioned in the second air inlet manifold and used for supplementing air into the crankshaft chamber.

The exhaust waste gas is taken as a power source, the exhaust of the waste gas is accelerated, and the waste gas is utilized, but when the internal combustion engine works in a plateau area, the oil is not fully combusted due to low air density, so that the resource waste and economic loss are caused, air pollution is caused, and the requirement on power is greater on some agricultural ploughing machines:

to this end, a four-stroke internal combustion engine cylinder is proposed.

Disclosure of Invention

The invention aims to provide a four-stroke internal combustion engine cylinder, which drives a check valve piston to extrude gas entering the internal combustion engine cylinder in advance by the rotation of a reciprocating screw rod, so that the density of the gas is increased, the effective power is increased when the gasoline is in an explosion stroke, the fuel efficiency of the gasoline is increased, the practicability of the device is improved, and the problems in the background art are solved.

In order to achieve the purpose, the invention provides the following technical scheme: a four-stroke internal combustion engine cylinder comprises a cylinder body, wherein an ignition plug is fixedly connected at the center of the upper end of the cylinder body, an oil injection pipe is fixedly connected at the position, close to the left side, of the upper end of the cylinder body, an air inlet pipe is fixedly connected at the position, close to the upper end, of the left side of the cylinder body, an exhaust pipe is fixedly connected at the position, close to the right side of the cylinder body, of the right side of the cylinder body, a first check valve is fixedly connected at the upper ends of the inner parts of the air inlet pipe and the exhaust pipe, a motor is fixedly connected at the position, close to the lower end, of the right side of the cylinder body, a crankshaft is rotatably connected at the left side of the motor, a cam is fixedly connected at the left side of the crankshaft, a push rod is rotatably connected at the left side of the cam, a first piston is fixedly connected at the upper end of the push rod, a belt is movably connected at the position, close to the right side of the shaft wall of the crankshaft, a reciprocating lead screw is rotatably connected at the position, close to the lower end, of the inner surface of the right side of the cylinder body, the bottom of the pole wall right side and the belt of reciprocal lead screw is rotated and is connected, the pole wall threaded connection of reciprocal lead screw has screw-nut, screw-nut's outside fixedly connected with carriage release lever, the lower extreme of intake pipe is close to left position fixedly connected with inflator, the inside sliding connection of inflator has the check valve piston, the left side of carriage release lever and the right side fixed connection of check valve piston.

The motor starts to work, the motor drives the shaft to rotate, the shaft drives the cam to rotate, the cam drives the pushing rod to move up and down, the pushing rod drives the first piston to move up and down, the two first one-way valves are opened in sequence, the first piston is matched to suck air, compression, exhaust and other processes are carried out, the shaft rotates and drives the reciprocating screw rod to rotate through the belt, the reciprocating screw rod rotates and drives the screw rod nut to move left and right on the rod wall of the reciprocating screw rod, the screw rod nut drives the moving rod to move left and right, the moving rod drives the one-way valve piston to move left and right, what is particularly described is the design of the reciprocating screw rod thread, when the first one-way valve of the air inlet pipe is opened, the one-way valve piston is located on the right side of the air cylinder.

Preferably, the left side of check valve piston is fixed with the loop bar, the inside threaded connection of loop bar has the threaded rod, the first filter screen of left side fixedly connected with of intake pipe, the left side fixedly connected with clearance pole of threaded rod.

When the farmland is worked, weeds are more, and when the check valve piston moved in the effect, the drive loop bar was controlled and is removed, and the loop bar removes the threaded rod that makes threaded connection and rotates, and the threaded rod rotates and drives the rotation of clearance pole, and the rotation of clearance pole will be stained with some weeds clearance attached on first filter screen and fall.

Preferably, the pole wall of loop bar is close to left fixedly connected with stripper plate, the inside left side fixed connection sponge of intake pipe, the inside of intake pipe is located the left side fixedly connected with orifice plate of sponge, the intake pipe is located the lower extreme fixedly connected with water tank of sponge.

The air water content in the field is large, when the field works, the air absorbs water through the sponge, the sleeve rod moves left and right to drive the extrusion plate to move left and right, so that water in the sponge is extruded out and flows into the water tank, and at the moment, the water is accumulated in the water tank.

Preferably, the lower end of the exhaust pipe is fixedly penetrated through the right side of the water tank, the pipe opening of the exhaust pipe is located above the inner surface of the lower end of the water tank, and a second filter screen is fixedly connected inside the water tank.

When the exhaust pipe exhausts, the lower end of the exhaust pipe is arranged at the bottom of the water tank, so that exhausted waste gas can be simply dissolved, and the emission of hazardous substances is reduced.

Preferably, the upper end of the water tank is provided with a groove, the left side of the inside of the groove is fixedly connected with a spring, the right side of the spring is fixedly connected with a baffle, the surface of the baffle is provided with an opening, and the bottom of the rod wall of the loop bar is fixedly connected with an ejector rod.

When the loop bar moves left and right, the ejector rod is driven to move left and right, when the ejector rod moves to the left, the baffle is pushed to move left, when the opening on the baffle moves right above the water tank, water flows into the inside of the water tank, and when the ejector rod moves right, the baffle moves right under the action of the spring.

Preferably, a supporting plate is fixedly connected to the position, close to the right side, of the inner surface of the bottom of the cylinder body, and the supporting plate is rotatably connected to the position, close to the right side, of the rod wall of the reciprocating screw rod.

The stability of reciprocating screw rod has been strengthened, when avoiding one end fixed, produces easily when the pivoted and rocks.

Compared with the prior art, the invention has the beneficial effects that:

1. the reciprocating screw rod rotates to drive the check valve piston to extrude gas entering the internal combustion engine cylinder in advance, so that the density of the gas is increased, the effective power is increased when the gasoline is exploded in a stroke, the fuel efficiency of the gasoline is improved, and the practicability of the device is improved;

2. through the clearance to first filter screen, avoided first filter screen to be blockked up by weeds and caused the condition of the difficulty of admitting air, get rid of the steam in the water simultaneously, improved the work efficiency of internal-combustion engine.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

FIG. 4 is an enlarged view of the invention at B of FIG. 2;

fig. 5 is an enlarged view of the invention at C in fig. 4.

In the figure: 1. a cylinder body; 2. an oil spray pipe; 3. an ignition plug; 4. an air inlet pipe; 5. an exhaust pipe; 6. a first check valve; 7. a motor; 8. a crankshaft; 9. a cam; 10. a push rod; 11. a first piston; 12. a belt; 13. a reciprocating screw rod; 14. a feed screw nut; 15. a travel bar; 16. an air cylinder; 17. a check valve piston; 18. a loop bar; 19. a support plate; 20. a threaded rod; 21. a first filter screen; 22. cleaning the rod; 23. a pressing plate; 24. a sponge; 25. an orifice plate; 26. a water tank; 27. a second filter screen; 28. a groove; 29. a spring; 30. a baffle plate; 31. an opening; 32. and a push rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution:

a cylinder of a four-stroke internal combustion engine is disclosed, as shown in FIGS. 1 to 3, comprising a cylinder body 1, an ignition plug 3 is fixedly connected to the center of the upper end of the cylinder body 1, an oil injection pipe 2 is fixedly connected to the position of the upper end of the cylinder body 1 close to the left side, an air inlet pipe 4 is fixedly connected to the position of the left side of the cylinder body 1 close to the upper end, an exhaust pipe 5 is fixedly connected to the position of the right side of the cylinder body 1 close to the upper end, a first check valve 6 is fixedly connected to the inner upper ends of the air inlet pipe 4 and the exhaust pipe 5, a motor 7 is fixedly connected to the position of the right side of the cylinder body 1 close to the lower end, a crankshaft 8 is rotatably connected to the left side of the motor 7, a cam 9 is fixedly connected to the left side of the crankshaft 8, a push rod 10 is rotatably connected to the left side of the cam 9, a first piston 11 is fixedly connected to the upper end of the push rod 10, a belt 12 is movably connected to the position of the shaft wall of the crankshaft 8 close to the right side, a reciprocating screw rod 13 is rotatably connected to the position, close to the lower end, of the inner surface of the right side of the cylinder body 1, the right side of the rod wall of the reciprocating screw rod 13 is rotatably connected with the bottom of a belt 12, a screw rod nut 14 is connected to the rod wall of the reciprocating screw rod 13 in a threaded manner, a moving rod 15 is fixedly connected to the outer side of the screw rod nut 14, an air cylinder 16 is fixedly connected to the position, close to the left side, of the lower end of the air inlet pipe 4, a check valve piston 17 is slidably connected to the interior of the air cylinder 16, the left side of the moving rod 15 is fixedly connected with the right side of the check valve piston 17, a supporting plate 19 is fixedly connected to the position, close to the right side, of the inner surface of the bottom of the cylinder body 1, and the supporting plate 19 is rotatably connected to the position, close to the right side, of the rod wall of the reciprocating screw rod 13;

when the internal combustion engine works on the plateau, the efficiency is not ideal when oil is combusted due to the fact that the density of air is thin, and therefore resource waste and economic loss are caused;

when the air intake pipe works, the motor 7 starts to work, the motor 7 drives the crankshaft 8 to rotate, the crankshaft 8 drives the cam 9 to rotate, the cam 9 drives the push rod 10 to move up and down, the push rod 10 drives the first piston 11 to move up and down, the two first one-way valves 6 are sequentially opened and are matched with the first piston 11 to perform the processes of air suction, compression, exhaust and the like, the crankshaft 8 rotates to drive the reciprocating screw rod 13 to rotate through the belt 12, the reciprocating screw rod 13 rotates to drive the screw rod nut 14 to move left and right on the rod wall of the reciprocating screw rod 13, the screw rod nut 14 drives the moving rod 15 to move left and right, the moving rod 15 drives the one-way valve piston 17 to move left and right, in particular, the design of the thread of the reciprocating screw rod 13, when the first one-way valve 6 of the air intake pipe 4 is opened, the one-way valve piston 17 is positioned at the right side of the air cylinder 16, so that the density of the air entering at each time is higher than that of the air density of the outside, thus, the effective power of the cylinder of the internal combustion engine is increased, and the utilization rate of gasoline is increased.

As an embodiment of the present invention, as shown in fig. 4, a sleeve rod 18 is fixed to the left side of the check valve piston 17, a threaded rod 20 is connected to the inner thread of the sleeve rod 18, a first filter screen 21 is fixedly connected to the left side of the air inlet pipe 4, and a cleaning rod 22 is fixedly connected to the left side of the threaded rod 20;

during operation, when farmland work, weeds are more, move about the check valve piston 17 in the effect, drive loop bar 18, and loop bar 18 moves and makes threaded connection's threaded rod 20 rotate, and threaded rod 20 rotates and drives clearance pole 22 and rotate, and clearance pole 22 rotates and will be stained with some weeds clearance attached on first filter screen 21, has avoided weeds to block up first filter screen 21, leads to the not smooth influence of admitting air.

As an embodiment of the present invention, as shown in fig. 4, a squeezing plate 23 is fixedly connected to a position near the left side of the rod wall of the loop bar 18, a sponge 24 is fixedly connected to the left side inside the air inlet pipe 4, a perforated plate 25 is fixedly connected to the left side of the sponge 24 inside the air inlet pipe 4, a water tank 26 is fixedly connected to the lower end of the sponge 24 inside the air inlet pipe 4, the lower end of the air outlet pipe 5 fixedly penetrates through the right side of the water tank 26, a pipe opening of the air outlet pipe 5 is located above the inner surface of the lower end of the water tank 26, and a second filter screen 27 is fixedly connected to the inside of the water tank 26;

during operation, the air water content in the field is great, when carrying out work, the air absorbs water through sponge 24, remove about the loop bar 18 and move drive stripper plate 23 and remove, extrude the water in the sponge 24 like this, flow to the inside of water tank 26, at this moment, water is accumulated and is saved in the inside of water tank 26, can be with avoiding the air admission internal-combustion engine of steam in addition to influence the combustion efficiency of petrol like this, when blast pipe 5 carries out exhaust like this, because the bottom at water tank 26 is established to the lower extreme of blast pipe 5, can carry out simple dissolving with exhaust waste gas like this, the emission of hazardous materials has been reduced.

As shown in fig. 5, as an embodiment of the present invention, a groove 28 is formed at an upper end of the water tank 26, a spring 29 is fixedly connected to a left side inside the groove 28, a baffle 30 is fixedly connected to a right side of the spring 29, an opening 31 is formed in a surface of the baffle 30, and an ejector rod 32 is fixedly connected to a bottom of a rod wall of the loop bar 18.

During operation, when the loop bar 18 is moving about going on, drive ejector pin 32 and remove about, when ejector pin 32 moves left, top moves baffle 30 and removes left, when opening 31 on baffle 30 moves the water tank 26 directly over, water inflow water tank 26's inside this moment, when ejector pin 32 moves right, baffle 30 moves right under the effect of spring 29, can avoid waste gas to get into intake pipe 4 once and influence the work efficiency of internal-combustion engine when carminative like this, the practicality of the device has been improved.

The working principle is as follows:

when the air intake pipe works, the motor 7 starts to work, the motor 7 drives the crankshaft 8 to rotate, the crankshaft 8 drives the cam 9 to rotate, the cam 9 drives the push rod 10 to move up and down, the push rod 10 drives the first piston 11 to move up and down, the two first one-way valves 6 are sequentially opened and are matched with the first piston 11 to perform the processes of air suction, compression, exhaust and the like, the crankshaft 8 rotates to drive the reciprocating screw rod 13 to rotate through the belt 12, the reciprocating screw rod 13 rotates to drive the screw rod nut 14 to move left and right on the rod wall of the reciprocating screw rod 13, the screw rod nut 14 drives the moving rod 15 to move left and right, the moving rod 15 drives the one-way valve piston 17 to move left and right, in particular, the design of the thread of the reciprocating screw rod 13, when the first one-way valve 6 of the air intake pipe 4 is opened, the one-way valve piston 17 is positioned at the right side of the air cylinder 16, so that the density of the air entering at each time is higher than that of the air density of the outside, therefore, the effective power of the cylinder of the internal combustion engine is increased, the utilization rate of gasoline is increased, when the farmland works, more weeds are generated, when the check valve piston 17 moves in action, the loop bar 18 is driven to move left and right, the loop bar 18 moves to enable the threaded rod 20 in threaded connection to rotate, the threaded rod 20 rotates to drive the cleaning rod 22 to rotate, the cleaning rod 22 rotates to clean some weeds attached to the first filter screen 21, the influence that the first filter screen 21 is blocked by the weeds to cause unsmooth air intake is avoided, the moisture content of air in the farmland is large, when the farmland works, the air absorbs water through the sponge 24, when the loop bar 18 moves left and right to drive the extrusion plate 23 to move left and right, the water in the sponge 24 is extruded out and flows into the water tank 26, at the moment, the water is accumulated in the water tank 26, and the phenomenon that the air with steam enters the internal combustion engine to influence the combustion efficiency of gasoline is avoided, when blast pipe 5 exhausts like this, because the bottom at water tank 26 is established to the lower extreme of blast pipe 5, can carry out simple dissolving with exhaust waste gas like this, the emission of hazardous substances has been reduced, when loop bar 18 is controlling when moving, drive ejector pin 32 and remove, when ejector pin 32 removes left, top movable baffle 30 removes left, when opening 31 on baffle 30 removes water tank 26 directly over, water inflow water tank 26's inside this moment, when ejector pin 32 moves right, baffle 30 moves right under spring 29's effect, waste gas gets into intake pipe 4 when carminative time and influences the work efficiency of internal-combustion engine like this, the practicality of the device has been improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.