CN201568138U - A single-piston linear generator engine - Google Patents

Abstract

The utility model relates to a single-piston linear power generation engine, which belongs to the technical field of internal combustion generators. Including cylinder block A, cylinder block B, compression spring, contact block, secondary permanent magnet, bracket, main shaft, piston, piston ring, primary iron core, winding, heat insulating gasket, sliding bearing, cylinder liner and spark plug; cylinder block A and cylinder B are covered with cooling fins; the bottom of cylinder B is fixed with a compression spring, the compression spring is fixedly connected with the contact block, the contact block is fixedly connected with the secondary permanent magnet, the bracket is fixedly connected with the main shaft, and the main shaft is fixedly connected with the piston; Piston rings are sheathed on the outside of the piston; the bottom of the cylinder B is firmly connected with the primary iron core, the cylinder B is fixedly connected with the cylinder A, and the upper part of the cylinder A is equipped with a spark plug. The utility model avoids the inertial force of the traditional structure, has good balance, eliminates the torsional vibration of the crankshaft, weakens the vibration and noise of the whole machine; effectively dissipates heat; has compact structure, simple operation, high volume power density, and low mechanical loss Small, high energy conversion efficiency.

Description

A kind of single-piston linear power generation engine

Technical field

A kind of single-piston linear power generation engine of the present utility model belongs to the internal combustion engine generator technical field.

Background technique

The mode that existing internal combustion engine generator group uses traditional combustion engine to combine with generator usually.Traditional combustion engine is because there are inborn deficiency in its intrinsic structure and principle restriction on efficient, the energy and environmental problem.For example, inertial force that connecting rod brings and disequilibrium make machinery and transformation of energy transmission efficiency reduce greatly, cause the high vibration of complete machine inevitably, and cause noise, by the propagation of interior, this a series of noise pollution causes driver and passenger's discomfort again; Because the restriction of combustion condition, oil inflame is insufficient, adds the wherein influence of fuel contaminant, has a large amount of nitrogen oxide and sulphide in the products of combustion, and these materials are fatal to cleaning discharging and environmental protection.Simultaneously, in the generator set running, because above-mentioned internal-combustion engine defective, make operation state of generator very unstable, for this reason, increased bulky transmission device to stablize combustion engine powered property, and consider that internal-combustion engine dispels the heat and the requirement of system's control, need to increase annex again, for example cooling system is discarded the circulatory system, the internal combustion engine start system, dynamo current conditioning system and generator set comprehensive matching system, these systems are huge and complicated, the cost height.From energy efficiency, be delivered to the I. C. engine crankshaft rotating mechanical energy from fuel chemical energy, be delivered to generator power rotating mechanical energy by transmission device again, finally be converted into electric energy output, whole energy chain length, owing to heat transfer, heat radiation, exhaust emissions and the loss of mechanical friction homenergic, the machine system energy transfer efficiency is low again, cost is big, the petroleum resources that waste is valuable.

Summary of the invention

The purpose of this utility model is in order to improve existing crank-connecting rod internal combustion unit energy conversion efficiency, to propose a kind of single-piston linear power generation engine.

The purpose of this utility model is achieved through the following technical solutions.

A kind of single-piston linear power generation engine of the present utility model comprises cylinder body A, cylinder body B, pressure spring, contact block, secondary permanent magnet, support, main shaft, piston, end cap, piston ring, elementary iron core, winding, heat insulating mattress, sliding bearing, cylinder liner and spark plug; Its annexation is: cylinder body B is a sleeve, and its outer wall is a zigzag fashion, is used for heat radiation; Inner chamber at cylinder body B is with elementary iron core, and elementary iron core is one to have the cylindrical body of cavity, evenly digs flutedly at the inwall of elementary iron core, and winding embeds in the groove of elementary iron core and with elementary iron core fixedlys connected; In the cavity of elementary iron core and the central position of cylinder body B bottom be fixed with pressure spring, pressure spring is fixedlyed connected with contact block; Secondary permanent magnet is connected by magnetic force with support, is provided with certain clearance between the cavity of support and elementary iron core, makes support drive secondary permanent magnet, contact block and pressure spring and slides in the cavity of elementary iron core; Secondary permanent magnet is more than 1 or 1; Main shaft is stair-stepping cylinder, and the end that support and main shaft diameter are little is fixedlyed connected, and the end that the main shaft diameter is big is fixedlyed connected with the piston that has piston ring; Outside at piston is equipped with cylinder liner, and cylinder liner is a sleeve, and the top center place of cylinder liner has a through hole, and the end of cylinder liner is equipped with end cap, and end cap is the disk of a hollow, and the inside of end cap is embedded with sliding bearing, and sliding bearing and main shaft are slidingly connected; Between end cap and elementary iron core, be lined with heat insulating mattress, have through hole in the both sides of heat insulating mattress and be used for the inner chamber gas of elementary iron core and the exchange of ambient atmos; Cylinder body A is a sleeve, and its outer wall is a zigzag fashion, is used for heat radiation, and cylinder body A is enclosed within the outside of cylinder liner; The central position at the top of cylinder body A has through hole spark plug is installed, and the end of spark plug is communicated with the inner chamber of cylinder liner by the through hole at cylinder liner top; Cylinder body A and cylinder body B are bolted to connection.

Working procedure:

In internal-combustion engine acting process, fuel burns by plug ignition in the cylinder body A, gas expansion for doing work promotes piston and main shaft moving linearly to the right in the cavity of elementary iron core, secondary permanent magnet cuts magnetic induction lines produces induction electromotive force and induction current in winding, outwards export electric energy pressure spring simultaneously, spring storage compartment energy, the piston ring of piston by pore after inner combustion gas and tail gas discharge by pore;

When the piston arrives lower dead center, spring releases energy, and promotes main shaft and piston and moves to top dead center, gas in the compression cylinder A, external fuel enters among the cylinder body A by pore simultaneously, waits for piston arrives top dead center place, and gas is compressed and makes plug ignition enter into working stroke in the cylinder body A.

Beneficial effect

The utility model does not have connecting rod, has avoided the inertial force of conventional construction, has good balance, has removed crankshaft torsional vibrations, has weakened complete machine oscillation and noise, has improved mechanical efficiency; The wind-cooling heat dissipating sheet is installed in the complete machine outside, and surface area is bigger, carries out cooling heat dissipation effectively, improves cooling effectiveness, improves system reliability; Compact overall structure, working stroke are simple, have high volumetric power density, and mechanical loss is little, the energy conversion efficiency height.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Wherein, 1-spark plug, 2-cylinder body A, 3-cylinder liner, 4-piston, 5-sliding bearing, the elementary iron core of 6-, 7-winding, 8-pressure spring, 9-contact block, 10-support, 11-level permanent magnet, 12-heat insulating mattress, 13-end cap, 14-main shaft, 15-piston ring, 16-cylinder body B.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

Embodiment

A kind of single-piston linear power generation engine of the present utility model, as shown in Figure 1, comprise cylinder body A2, cylinder body B16, pressure spring 8, contact block 9, secondary permanent magnet 11, support 10, main shaft 14, piston 4, end cap 13, piston ring 15, elementary iron core 6, winding 7, heat insulating mattress 12, sliding bearing 5, cylinder liner 3 and spark plug 1; Its annexation is: cylinder body B16 is a sleeve, and its outer wall is a zigzag fashion, is used for heat radiation; Inner chamber at cylinder body B16 is with elementary iron core 6, and elementary iron core 6 is one to have the cylindrical body of cavity, evenly digs flutedly at the inwall of elementary iron core 6, and winding 7 embeds in the groove of elementary iron core 6 and with elementary iron core 6 fixedlys connected; In the cavity of elementary iron core 6 and the central position of cylinder body B16 bottom be fixed with pressure spring 8, pressure spring 8 is fixedlyed connected with contact block 9; Secondary permanent magnet 11 and support 10 are connected by magnetic force, are provided with certain clearance between the cavity of support 10 and elementary iron core 6, make support 10 drive secondary permanent magnet 11, contact block 9 and pressure spring 8 and slide in the cavity of elementary iron core 6; Secondary permanent magnet 11 is 6; Main shaft 14 is stair-stepping cylinder, and the end that support 10 and main shaft 14 diameters are little is fixedlyed connected, and the end that main shaft 14 diameters are big is fixedlyed connected with the piston 4 that has piston ring 15; In the outside of piston 4 cylinder liner 3 is installed, cylinder liner 3 is a sleeve, and the top center place of cylinder liner 3 has a through hole, the end of cylinder liner 3 is equipped with end cap 13, end cap 13 is the disk of a hollow, and the inside of end cap 13 is embedded with sliding bearing 5, and sliding bearing 5 is slidingly connected with main shaft 14; Between end cap 13 and elementary iron core 6, be lined with heat insulating mattress 12, have through hole in the both sides of heat insulating mattress 12 and be used for the inner chamber gas of elementary iron core 6 and the exchange of ambient atmos; Cylinder body A2 is a sleeve, and its outer wall is a zigzag fashion, is used for heat radiation, and cylinder body A2 is enclosed within the outside of cylinder liner 3; The central position at the top of cylinder body A2 has through hole spark plug 1 is installed, and the end of spark plug 1 is communicated with the inner chamber of cylinder liner 3 by the through hole at cylinder liner 3 tops; Cylinder body A2 and cylinder body B16 are bolted to connection.

Working procedure:

In internal-combustion engine acting process, fuel burns by plug ignition in the cylinder body A, gas expansion for doing work promotes piston and main shaft moving linearly to the right in the cavity of elementary iron core, secondary permanent magnet cuts magnetic induction lines produces induction electromotive force and induction current in winding, outwards export electric energy pressure spring simultaneously, spring storage compartment energy, the piston ring of piston by pore after inner combustion gas and tail gas discharge by pore;

When the piston arrives lower dead center, spring releases energy, and promotes main shaft and piston and moves to top dead center, gas in the compression cylinder A, external fuel enters among the cylinder body A by pore simultaneously, waits for piston arrives top dead center place, and gas is compressed and makes plug ignition enter into working stroke in the cylinder body A.

Claims (2)

1. A single-piston linear power generation engine, comprising cylinder body A (2), cylinder body B (16), compression spring (8), contact block (9), secondary permanent magnet (11), support (10), Main shaft (14), piston (4), end cover (13), piston ring (15), primary iron core (6), winding (7), heat insulating gasket (12), sliding bearing (5), cylinder liner (3) and spark plug (1); It is characterized in that its connection relation is: Cylinder B (16) is a sleeve with a zigzag outer wall; a primary iron core (6) is set in the inner cavity of cylinder B (16), and the primary iron core (6) is a cylinder with a cavity , a groove is evenly dug on the inner wall of the primary iron core (6), and the winding (7) is embedded in the groove of the primary iron core (6) and fixedly connected with the primary iron core (6); in the primary iron core (6) A compression spring (8) is fixed in the cavity and at the center of the bottom of the cylinder B (16), and the compression spring (8) is fixedly connected with the contact block (9); the secondary permanent magnet (11) and the bracket (10) are magnetically connection, there is a gap between the bracket (10) and the cavity of the primary iron core (6), so that the bracket (10) drives the secondary permanent magnet (11), the contact block (9) and the compression spring (8) in the primary iron core The core (6) slides in the cavity; the main shaft (14) is a stepped cylinder, the bracket (10) is fixedly connected with the small end of the main shaft (14), and the large end of the main shaft (14) is connected with the piston ring ( The piston (4) of 15) is fixedly connected; a cylinder liner (3) is installed outside the piston (4), the cylinder liner (3) is a sleeve, and a through hole is opened at the top center of the cylinder liner (3), and the cylinder liner (3) The end of cover (3) is provided with end cover (13), and end cover (13) is a hollow disc, and the inside of end cover (13) is embedded with sliding bearing (5), and sliding bearing (5) and main shaft (14 ) is slidingly connected; between the end cover (13) and the primary iron core (6), there is a heat insulating gasket (12); the cylinder body A (2) is a sleeve, and its outer wall is zigzag, and the cylinder body A ( 2) Set on the outside of the cylinder liner (3); the center of the top of the cylinder block A (2) has a through hole to install the spark plug (1), and the end of the spark plug (1) passes through the through hole on the top of the cylinder liner (3) It communicates with the inner cavity of the cylinder liner (3); the cylinder block A (2) and the cylinder block B (16) are fixedly connected by bolts. 2. A single-piston linear generator engine according to claim 1, characterized in that there are one or more secondary permanent magnets (11).

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