CN105888730B

CN105888730B - Disc type single-piece axial flow cavity changing mechanism

Info

Publication number: CN105888730B
Application number: CN201410464866.8A
Authority: CN
Inventors: 段国强
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-09-15
Filing date: 2014-09-15
Publication date: 2021-03-26
Anticipated expiration: 2034-09-15
Also published as: CN105888730A

Abstract

The invention provides a disc type single-plate axial flow cavity variable mechanism, which aims to solve the problems that: the crank-connecting rod piston mechanism is adopted as a basic mechanical structure, and an internal combustion engine, a pneumatic engine, a gas compressor, a mechanical equipment device and the like have complex structures and complex and alternating stress of parts. The invention mainly comprises a fixing piece: the main cylinder and the front and rear cylinder end covers; a moving part: a single-chip main shaft and an auxiliary cylinder. The main point of the invention is that the single-chip main shaft and the auxiliary cylinder are linked to rotate axially in the main cylinder, so that the alternation of the structural volume of the cylinder cavity and the positive and negative conversion of the rotation of the main shaft are realized, and a rotary mechanical structure is provided for an internal combustion engine, a pneumatic engine, a gas compressor, mechanical equipment and the like. The invention has the beneficial effects that: the valve actuating mechanism and the timing system are not needed, the working medium is widely applicable, the working process is high in perfection, free of inverse inertia interference, small in size and high in efficiency, and the valve actuating mechanism can be widely applied to vehicles, ships, aircrafts, various mechanical devices and can be used for equipment integration.

Description

Disc type single-piece axial flow cavity changing mechanism

Technical Field

The present invention relates to a basic machine structure of an internal combustion engine, a pneumatic engine, a gas compressor, and various mechanical equipment devices. In particular to an internal combustion engine, a pneumatic engine, a gas compressor and various mechanical equipment devices with rotary mechanical structures.

Background

The existing method adopts a crank connecting rod piston mechanism: internal combustion engines, pneumatic engines, gas compressors, mechanical devices, and the like are widely used in vehicles, ships, aircraft, and industrial machinery equipment. Through continuous improvement and optimization for more than one hundred years, new materials and new technologies are fused, so that the energy conversion efficiency is greatly improved. However, the problems of complicated and alternating stress of parts, extra power consumption of a timing system of the valve actuating mechanism, excessive mechanical vibration and noise, low efficiency, difficult processing, large volume, more faults, high cost and the like are not avoided, and the development of the quality and performance of industrial products is hindered. In the development of new structures: a triangular piston rotor mechanism (wankel engine) and the like, and have not been successfully completed. So that the original construction of the crank-connecting rod-piston mechanism has not been changed and replaced effectively.

Disclosure of Invention

In order to solve the above-mentioned problems, it is an object of the present invention to provide a disc-type single-plate axial flow chamber variable mechanism, which is based on such a rotary mechanical structure and is used for manufacturing an internal combustion engine, a pneumatic engine, a gas compressor, and various mechanical equipment devices.

The purpose of the invention is realized as follows: it mainly comprises: a moving part: single-chip main shaft 1 and auxiliary cylinder 2. Fixing the components: the air cylinder comprises a main air cylinder 3, an air cylinder end cover 4 and an air cylinder end cover 5. After the components are assembled, A, B two cylinder cavities with fixed volume are formed in the main cylinder, the main cylinder with a single piece is axially concentric with the main cylinder, the outer cylinder wall of the auxiliary cylinder is internally tangent to the inner cylinder wall of the main cylinder, the inner cylinder wall of the auxiliary cylinder is externally tangent to the shaft neck of the single piece main shaft, and a straight line which is connected with two tangent points and passes through the center of the single piece main shaft is taken as the center line of the cylinder. The inner cylinder wall of the main cylinder is provided with a strip-shaped sealing device 6 at a tangent point, and the shaft neck of the main shaft is provided with a radial expansion sealing device 7, so that the sealing requirements of the matching parts of the main cylinder, the main shaft and the auxiliary cylinder are met. The main shaft and the auxiliary cylinder are axially positioned 8 by an end cover, a single piece of the single-piece main shaft penetrates through an opening 9 of the auxiliary cylinder, a lock cylinder type torsional sliding sealing device 10 is arranged at the joint of the opening of the auxiliary cylinder and the single piece, and the single-piece main shaft and the auxiliary cylinder realize synchronous linkage rotation through the connection of the single piece and the auxiliary cylinder. In the rotating process, when the cavity A is a complete cylinder cavity (figure 4), the single-piece position is the single-piece starting position of the cavity A. When the cavity B is a complete cylinder cavity (figure 5), the single-piece position is a single-piece starting position of the cavity B. A. B, starting the single piece of the two cylinder cavities, wherein the single piece is located in the opposite direction, and the single piece is superposed with the center line of the cylinder. The single-chip main shaft rotates, and when the single chip is rotated out of a rotating position, the single chip divides the A, B cylinder cavity into an A1 cavity and an A2 cavity; cavity B1 and cavity B2. The single-chip main shaft and the auxiliary cylinder rotate in one direction to cause a cavity A, a cavity B structure, a cavity A1 and a cavity A2; the volumes of the B1 cavity and the B2 cavity alternate. Through the continuous rotation of the main shaft, the alternation of the structural volume of the cylinder cavity and the positive and negative conversion of the rotation of the main shaft are realized in the closed cylinder cavity, and a rotary basic mechanical structure is provided for completing the working process of a suitable working medium in the cylinder.

Compared with the prior art, the invention has the beneficial effects that: the working process has the advantages of high integrity, less mechanical power loss, no inverse inertia interference, less parts, simple assembly, material saving, low processing cost, small volume, high power and high efficiency.

Drawings

The invention is further described below with reference to the accompanying drawings.

Fig. 1 and 2 are schematic structural diagrams of components of the disc type single-piece axial flow cavity change mechanism.

FIG. 3 shows a compressor and engine combination, air guide slot and air guide for a disc-type single-piece axial flow cavity varying mechanism internal combustion engine

Schematic representation of the working fit of the holes.

FIG. 4 is a schematic plan view of the A-chamber single piece start-up position.

FIG. 5 is a schematic plan view of a B-chamber monolithic start-up position.

Fig. 6 to 9 are schematic plan views of the working cycle of the coaxial double-cylinder disc type single-plate axial flow cavity variable mechanism internal combustion engine.

Detailed Description

Disc monolithic axial flow chamber becomes mechanism internal combustion engine: the engine does not require a valve train and a timing system. According to different working media and working requirements, a reasonable compression ratio and a fuel gas supply and ignition mode are determined, and a pressure fluid lubrication and reasonable sealing device and a cooling system are adopted. Because of the cavity variable characteristic, the internal combustion engine of the disc type single-piece axial flow cavity variable mechanism adopts a coaxial double-cylinder or coaxial multi-cylinder structure. The coaxial double-cylinder engine is formed by axially superposing two pairs of disc type single-piece axial flow cavity variable mechanisms, and adjacent end covers are integrated into a partition plate 11 to form a combination of a gas compressor and a gas engine (figure 3). The gas compressor is provided with an air inlet and an air inlet device, and the gas engine is provided with an air outlet and a device. The working process of the cavity A comprises the following steps: a cavity A air guide hole 12 is formed in the overlapping portion of the sliding contact surfaces of the partition plate and the two auxiliary cylinders and the rotation starting position of the cavity A single piece, and a gas engine air guide groove 13 and a gas compressor air guide groove 14 are formed in the end faces of the sliding contact surfaces of the two auxiliary cylinders and the partition plate respectively. According to the rotation direction of a main shaft, a gas engine single chip 15 and a gas compressor single chip 16 are correspondingly staggered by a certain angle to serve as compression angles, the angle of the compression angles depends on the required geometric compression ratio in a cylinder, the gas engine single chip firstly reaches an A cavity rotation starting position 17, when the gas engine single chip leaves the A cavity rotation starting position (figure 6), a gas engine gas guide groove, a gas compressor gas guide groove and a gas guide hole of a partition plate are superposed to form a gas guide passage, a pressure medium in a gas compressor A2 cavity 18 enters a gas engine A1 cavity 19 through the passage, and when the gas compressor single chip rotates to the A cavity rotation starting position (figure 7) along with the continuous rotation, the pressure medium is completely guided into the gas engine A1 cavity from a gas compressor A2 cavity, meanwhile, the two gas guide grooves rotate through the gas guide hole, and the gas guide passage of the gas guide groove and the gas guide hole is closed by the sliding contact surfaces of the end surfaces of. The cavity 19 of the gas engine A1 burns to do work according to the given ignition mode, drives the single-chip main shaft to rotate, discharges the waste gas of the cavity 20 of the gas engine A2, the cavity 21 of the compressor A1 sucks in the working medium, the cavity 22 of the compressor A2 compresses the working medium, and prepares for the next work of the cavity A1 of the gas engine. The air compressor A cavity and the gas engine A cavity jointly complete the working cycle of air intake, compression, work doing and air exhaust. And the working process of the cavity B: the channel principle of the air guide groove and the air guide hole of the cavity B is the same as that of the cavity A, the partition plate is provided with a cavity B air guide hole 23, the end surface of the sliding contact surface of the main shaft and the partition plate is provided with a gas engine air guide groove 24 and a gas compressor air guide groove 25 (figures 8 and 9), and the cavity B of the gas compressor and the cavity B of the gas engine complete the working cycle of air inlet, compression, work and exhaust together. The cavity A and the cavity B can work independently through single cavity in structural design. The working positions of the cavity A and the cavity B are staggered by 180 degrees, and when the structure is designed to be A, B cavities to work together, the disc type single-piece axial flow cavity variable mechanism internal combustion engine has larger and more uniform working torque.

Disc monolithic axial flow chamber becomes mechanism pneumatic engine: the pneumatic engine is characterized in that the pneumatic engine is coaxially arranged in a single cylinder or multiple cylinders, an air inlet channel and an air outlet channel are respectively arranged on two sides of the rotation starting positions of A, B two cylinder cavities, the air inlet channel is communicated with a pressure medium, the air outlet channel is communicated with a control valve and the atmosphere, and the disc type single-piece axial flow cavity variable mechanism works.

Disc list axial flow chamber becomes mechanism gas compressor: the air compressor is characterized in that the air compressor is coaxially arranged in a single cylinder or multiple cylinders, an air inlet channel and an air outlet channel are respectively arranged on two sides of the rotation starting positions of A, B two cylinder cavities, a single-chip main shaft is driven by external power to rotate, and the disc type single-chip axial flow cavity variable mechanism air compressor works.

The disc type single axial flow cavity variable mechanism is assembled on a vehicle, a ship and an aircraft for use, has the advantages of simple structure, small volume, high power and good performance, and reduces the assembly environment requirement, and can be widely integrated and used on various mechanical equipment and devices.

Claims

1. The disc type single-piece axial flow cavity variable mechanism is a rotary basic mechanical structure of an internal combustion engine, a pneumatic engine, a gas compressor and various mechanical devices, mainly comprises a fixing piece, a main cylinder, front and rear end covers of the cylinder, a moving piece, a single-piece main shaft and an auxiliary cylinder, and is characterized in that: a, B two cylinder cavities with fixed volume are formed in the main cylinder after assembly, the single-piece main shaft and the main cylinder are axially concentric, the outer cylinder wall of the auxiliary cylinder is internally tangent to the inner cylinder wall of the main cylinder, the inner cylinder wall of the auxiliary cylinder is externally tangent to the shaft neck of the single-piece main shaft, and a straight line which is connected with two tangent points and passes through the center of the single-piece main shaft is the center line of the cylinder;

the inner cylinder wall of the main cylinder is provided with a strip-shaped sealing device at a tangent point, and the shaft neck of the single-piece spindle is provided with a radial expansion sealing device, so that the sealing requirements of the matching parts of the main cylinder, the single-piece spindle and the auxiliary cylinder are met; the single-piece main shaft and the auxiliary cylinder are axially positioned by the end cover, a single piece of the single-piece main shaft penetrates through an opening of the auxiliary cylinder, a lock cylinder type torsional sliding sealing device is arranged at the joint of the opening of the auxiliary cylinder and the single piece, and the single piece is positioned at the single-piece starting position of the A cylinder cavity when the A cylinder cavity is a complete cylinder cavity through the connection of the single piece and the auxiliary cylinder in the rotating process; when the cavity B is a complete cylinder cavity, the single piece position is the single piece starting position of the cylinder cavity B; A. b, starting the single pieces of the two cylinder cavities at the rotating positions, wherein the single pieces are in opposite directions and coincide with the center line of the cylinder; the single-chip main shaft rotates, and when the single chip is rotated out of a rotating position, the single chip divides the A, B cylinder cavity into an A1 cavity, an A2 cavity, a B1 cavity and a B2 cavity; the single-chip main shaft and the auxiliary cylinder rotate in one direction to cause the alternating of the volumes of a cavity A, a cavity B, a cavity A1, a cavity A2, a cavity B1 and a cavity B2; in the main cylinder, the single-chip main shaft is linked with the auxiliary cylinder and axially rotates to cause the structure and the volume of a cylinder cavity to continuously alternate, so that the alternation of the structure volume of the cylinder cavity and the positive and negative conversion of the rotation of the main shaft are realized, and the single-chip main shaft and the auxiliary cylinder can be coaxially overlapped and combined to be used in a multi-cylinder mode; the disc type single axial flow cavity variable mechanism internal combustion engine adopts a coaxial double-cylinder or coaxial multi-cylinder structure due to the cavity variable characteristic; the coaxial double-cylinder engine adopts two pairs of disc type single axial flow cavity variable mechanisms to be axially superposed, and adjacent end covers are integrated into a partition plate to form the combination of a gas compressor and a gas engine; the gas compressor is provided with a gas inlet and a gas inlet device, and the gas engine is provided with a gas outlet and a device; the working process of the cavity A comprises the following steps: the sliding contact surfaces of the partition plate and the two auxiliary cylinders and the overlapping part of the A cavity single piece rotation starting position are provided with an A cavity air guide hole, and the end surfaces of the sliding contact surfaces of the two auxiliary cylinders and the partition plate are respectively provided with a gas engine air guide groove and a gas compressor air guide groove; according to the rotation direction of a main shaft of the single chip, the single chip of the gas engine and the single chip of the gas compressor are correspondingly staggered by a certain angle to serve as compression angles, the angle of the compression angles depends on the required geometric compression ratio in a cylinder, the single chip of the gas engine reaches the rotation starting position of the cavity A, when the single chip of the gas engine leaves the rotation starting position of the cavity A, a gas guide groove of the gas engine, a gas guide groove of the gas compressor and a gas guide hole of a partition plate are superposed to form a gas guide passage, a pressure medium in a cavity A2 of the gas compressor enters the cavity A1 of the gas engine through the passage, the single chip of the gas compressor rotates to the rotation starting position of the cavity A along with the continuous rotation, the pressure medium is completely guided into the cavity A1 of the gas engine from the cavity A2 of the gas compressor, meanwhile, the two gas guide grooves rotate through the gas guide holes; the cavity A1 of the gas engine burns to do work according to the given ignition mode, drives the single-chip main shaft to rotate, discharges the waste gas of the cavity A2 of the gas engine, the cavity A1 of the gas compressor sucks in the working medium, the cavity A2 of the gas compressor compresses the working medium, and prepares for the next work of the cavity A1 of the gas engine; the air compressor A cavity and the gas engine A cavity jointly complete the working cycle of air intake, compression, work doing and exhaust; and the working process of the cavity B: the air guide groove and the air guide hole of the cavity B have the same channel principle as the cavity A, the partition plate is provided with the cavity B air guide hole, the end surface of the sliding contact surface of the main shaft and the partition plate is provided with a gas engine air guide groove and a gas compressor air guide groove, the cavity B of the gas compressor and the cavity B of the gas engine complete the working cycle of air inlet, compression, work doing and air exhaust together; the cavity A and the cavity B can work independently through single cavity in structural design.