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Elastic variable-length piston connecting rod and design and manufacture method thereof

A technology of piston connecting rod and elastic rod, which is applied in the direction of connecting rods, mechanical equipment, shafts and bearings, and can solve problems such as low thermal efficiency and reduction of harmful emissions

Inactive Publication Date: 2019-10-22
GUANGZHOU HONGDA POWER TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0013] In order to solve the problem of low thermal efficiency of the reciprocating piston internal combustion engine and reduce harmful emissions, the present invention provides a new solution, which has a new development in the theoretical principle of the internal combustion engine, and greatly improves the reciprocating piston internal combustion engine in terms of theory, design and manufacture. The thermal efficiency of the internal combustion engine can effectively and greatly reduce the emission of harmful substances at the same time, and it can also greatly improve the power performance and liter power of the reciprocating piston internal combustion engine, effectively reduce the mass of the fuselage per unit displacement, and improve the power-to-mass ratio (power-to-weight ratio )

Method used

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  • Elastic variable-length piston connecting rod and design and manufacture method thereof
  • Elastic variable-length piston connecting rod and design and manufacture method thereof

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Embodiment Construction

[0067] High compression ratio fuel integrated engine

[0068] The implementation example of the scheme of the present invention is a high compression ratio fuel oil integrated engine, that is, a reciprocating piston engine with a compression ratio of more than 30 and various fuels can be used respectively. The specific design and manufacture method of this example is that on the basis of the existing supercharged diesel engine, the corresponding design and transformation of the piston connecting rod and fuel injection are made. The combustion chamber has elasticity and becomes an elastic energy storage structure, so that the reciprocating piston engine can achieve various functions of the solution of the present invention. The engine is made of aluminum alloy or cast iron body, which can withstand the pressure above 11MPa; the piston connecting rod uses two-stage elastic shrinkable multi-stage elastic variable-length piston connecting rod; the initial pressure of the first-sta...

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Abstract

The invention discloses an elastic variable-length piston connecting rod and a design and manufacture method thereof. According to the elastic variable-length piston connecting rod and the design andmanufacture method thereof, the elastic variable-length piston connecting rod is an elastic energy storage structure, the functions of the elastic variable-length piston connecting rod are that energycan be stored and the elastic potential energy can be rapidly converted, and therefore the energy of internal energy of a working medium of a reciprocating piston type internal combustion engine canbe rapidly converted, the maximum temperature and the maximum pressure of combustion can be decreased and controlled, the compression ratio of the internal combustion engine can be greatly improved, the heat efficiency of the internal combustion engine is greatly improved, the mechanical efficiency is effectively improved, the emission of harmful substances can be greatly reduced, the power performance, the power and the power per liter of the internal combustion engine can be greatly improved, the unit displacement machine body mass is effectively decreased, the power-mass ratio is increased,even a reciprocating piston type fuel oil integrated engine can be realized, various fuel oil and fuels can be used, and a new and wide prospect is developed for the application of the reciprocatingpiston type internal combustion engine and the various fuels.

Description

technical field [0001] The invention relates to a reciprocating piston internal combustion engine, in particular to a piston connecting rod of the reciprocating piston internal combustion engine. Background technique [0002] The internal combustion engine is a heat engine in which the fuel is burned inside the machine and the energy is converted into power to do work externally; the reciprocating piston internal combustion engine refers to the reciprocating linear motion of the piston in the cylinder, the piston pin is connected with the connecting rod, the connecting rod pushes the crankshaft to rotate, and the piston The linear motion of the crankshaft is converted into a piston internal combustion engine that rotates the crankshaft; the reciprocating piston engine is the most commonly used engine, and the internal combustion engine described below generally refers to the reciprocating piston engine. Reciprocating piston engines can be divided into ignition type and compr...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16C7/06F16C7/04
CPCF16C7/04F16C7/06
Inventor 刘金宏
Owner GUANGZHOU HONGDA POWER TECH CO LTD
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