CN201092884Y

CN201092884Y - Four-cylinder synchronous rotary engine

Info

Publication number: CN201092884Y
Application number: CNU2007201175761U
Authority: CN
Inventors: 方洪伟; 方洪渊
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-12-03
Filing date: 2007-12-03
Publication date: 2008-07-30
Anticipated expiration: 2017-12-03

Abstract

A four cylinder synchronous rotary engine relates to an oil engine. The oil engine solves the problems that the working efficiency is low, failures easily occur, and the shape volume is bigger, which are existed in an existing crank and connecting rod mechanism oil engine. A first piston (7-1), a second piston (7-2), a third piston (7-3) and a fourth piston (7-4) are fixed together through an integral piston frame (8) with rack bars, a central shaft (1) is vertically located in a machine body (5) and is rotationally connected with the machine body (5), a first gear (2-1), an eccentric wheel (9) and a second gear (2-2) are installed on the central shaft (1) in turn and upper to lower, the first gear (2-1) is engaged with an upper rack bar (8-1) which is on the integral piston frame (8) with the rack bars, and the first gear (2-2) is engaged with a lower rack bar (8-1) which is on the integral piston frame (8) with the rack bars. The oil engine has the advantages of high working efficiency, few failures, convenient maintenance and smaller shape volume and greatly increases the working efficiency of the oil engine.

Description

Four-cylinder synchronous rotary engine

Technical field

The utility model relates to a kind of fuel engine.

Background technique

The fuel engine that uses on the conventional motor vehicle substantially all is a connecting rod, utilizes the expansive force acting that the burning of miscella vapour produces in the cylinder, promotes piston motion, piston move through connecting rod and bent axle output.There is inefficiency in connecting rod formula fuel engine, is prone to fault, the shortcoming of maintenance difficult; Because existing motor adopts the multi-cylinder structure substantially, the structure of the shared bent axle of a plurality of cylinders can only distribute all cylinders along the rectilinear direction of bent axle, causes the monnolithic case of motor bigger, and the space that takies in the Motor Vehicle is many.

The model utility content

There is inefficiency in the utility model in order to solve existing connecting rod formula fuel engine, is prone to fault, maintenance difficult, problem that overall volume is bigger, and then a kind of four-cylinder synchronous rotary engine is provided.

The technical solution of the utility model is: four-cylinder synchronous rotary engine comprises body, first cylinder, second cylinder, the 3rd cylinder, the 4th cylinder, first piston, second piston, the 3rd piston, the 4th piston, central shaft; It also comprises first gear, second gear, has solid piston frame, the eccentric wheel of tooth bar, described first cylinder, second cylinder, the 3rd cylinder, the 4th cylinder are positioned on the same horizontal plane, described first cylinder and second cylinder are horizontally set on the left side of body, described the 3rd cylinder and the 4th cylinder are horizontally set on the right side of body, and described first piston, second piston, the 3rd piston, the 4th piston lay respectively in first cylinder, second cylinder, the 3rd cylinder, the 4th cylinder and by the solid piston frame that has tooth bar and be fixed together; Central shaft vertically is positioned at body and is rotationally connected with body, described first gear, eccentric wheel, second gear are installed on the central shaft from top to bottom successively, following tooth bar engagement on described first gear and the upper rack engagement that has on the solid piston frame of tooth bar, described second gear and the solid piston frame that has tooth bar.

The utlity model has following beneficial effect: the utlity model has high working efficiency, fault few, be convenient to keep in repair, advantage that overall volume is less, substituted connecting rod on traditional fuel engine with the solid piston frame that has tooth bar, change the transfer mode of power, improved the working efficiency of fuel engine greatly.Also has advantage simple in structure, reasonable in design simultaneously.

Description of drawings

Fig. 1 is a main sectional view of the present utility model, Fig. 2 is the vertical view cutaway drawing of Fig. 1, Fig. 3 is the upwarding cutaway view of Fig. 1, Fig. 4 is the plan view that has the solid piston frame of tooth bar, Fig. 5 is the A-A sectional view of Fig. 4, Fig. 6 is the B-B sectional view of Fig. 4, and Fig. 7 is the structural representation of first gear (or second gear).

Embodiment

Embodiment one: shown in Fig. 1～6, the four-cylinder synchronous rotary engine of present embodiment is by body 5, the first cylinder 6-1, the second cylinder 6-2, the 3rd cylinder 6-3, the 4th cylinder 6-4, first piston 7-1, the second piston 7-2, the 3rd piston 7-3, the 4th piston 7-4, central shaft 1, the first gear 2-1, the second gear 2-2, the solid piston frame 8 that has tooth bar, eccentric wheel 9 is formed, the described first cylinder 6-1, the second cylinder 6-2, the 3rd cylinder 6-3, the 4th cylinder 6-4 is positioned on the same horizontal plane, the described first cylinder 6-1 and the second cylinder 6-2 are horizontally set on the left side of body 5, described the 3rd cylinder 6-3 and the 4th cylinder 6-4 are horizontally set on the right side of body 5, described first piston 7-1, the second piston 7-2, the 3rd piston 7-3, the 4th piston 7-4 lays respectively at the first cylinder 6-1, the second cylinder 6-2, the 3rd cylinder 6-3, be fixed together in the 4th cylinder 6-4 and by the solid piston frame 8 that has tooth bar; Central shaft 1 vertically is positioned at body 5 and is rotationally connected with body 5, the described first gear 2-1, eccentric wheel 9, the second gear 2-2 are installed on the central shaft 1 from top to bottom successively, following tooth bar 8-2 engagement on the described first gear 2-1 and the upper rack 8-1 engagement that has on the solid piston frame 8 of tooth bar, the described second gear 2-2 and the solid piston frame 8 that has tooth bar.

Embodiment two: shown in Fig. 4～6, the solid piston frame 8 that present embodiment is described to have a tooth bar is made up of first link 21, second link 22, two connecting rods 23, the two ends of described first link 21, second link 22 are fixed together by connecting rod 23 levels respectively, the top end transverse member 21-1 of described first link 21 is provided with upper rack 8-1, and the bottom end rail 22-1 of described second link 22 is provided with down tooth bar 8-2.So design can realize that the piston horizontal motion comes outputting power.Other composition is identical with embodiment one with annexation.

Embodiment three: as shown in Figure 7, the described first gear 2-1 of present embodiment and the second gear 2-2 are by outer tooth ring 12, inner wheel hub assembly 13, arrestment mechanism 14, spring 16 is formed, the inwall of described outer tooth ring 12 is provided with the trigonometric form tooth, be located at groove 15 on the described inner wheel hub assembly 13, arrestment mechanism 14 is fixedly mounted on the inner wheel hub assembly 13, one end of spring 16 is connected with arrestment mechanism 14, the other end of spring 16 is connected with the bottom end of groove 15, described inner wheel hub assembly 13 is installed in the outer tooth ring 12 and with outer tooth ring 12 and is connected together, and described inner wheel hub assembly 13 is fixed together with central shaft 1.The consistent also energy of central shaft 1 sense of rotation outputting power is continuously guaranteed in so design.When outer tooth ring 12 clockwise rotates, driving inner wheel hub assembly 13 and central shaft 1 rotates together, when outer tooth ring 12 rotates counterclockwise, the tip of arrestment mechanism 14 is crushed in the groove 15, outer tooth ring 12 is in clutch state with inner wheel hub assembly 13, at this moment outer tooth ring 12 is in idling conditions, and central shaft 1 does not rotate.Other composition is identical with embodiment one with annexation.

Embodiment four: shown in Fig. 1～3, present embodiment also comprises bevel gear wheel 3, two bevel pinions 4, two live axles 10, described bevel gear wheel 3 is fixedly mounted on the lower end of central shaft 1, two bevel pinions 4 be positioned at the left and right sides of body 5 and respectively with bevel gear wheel 3 engagements, one end of two live axles 10 is affixed with corresponding bevel pinion 4, and the other end of two live axles 10 passes body 5.So design, can change the direction of outputting power.Other composition is identical with embodiment one with annexation.

Working principle:

When the first cylinder 6-1 ignition-powering, the second cylinder 6-2 does air-breathing merit, and the 3rd cylinder 6-3 does compression work, and the 4th cylinder 6-4 does the steam discharge merit; When the first cylinder 6-1 did the steam discharge merit, the second cylinder 6-2 did compression work, the 3rd cylinder 6-3 ignition-powering, and the 4th cylinder 6-4 does air-breathing merit; When the first cylinder 6-1 does suction vapour merit, the second cylinder 6-2 ignition-powering, the 3rd cylinder 6-3 does the steam discharge merit, and the 4th cylinder 6-4 does compression work; When the first cylinder 6-1 did compression work, the second cylinder 6-2 did the steam discharge merit, and the 3rd cylinder 6-3 does and inhales vapour merit, the 4th cylinder 6-4 ignition-powering; The continuous operation process is finished in circulation in view of the above.Eccentric wheel 9 is slidingly matched with both ends of the surface 11 in the solid piston frame 8 that has tooth bar, and at upper rack 8-1, rotate between the tooth bar 8-2 and control the solid piston frame 8 that has tooth bar and do toward double action movingly down, makes four pistons be in the alternation state all the time.When the piston acting is moved from left to right, upper rack 8-1 promotes the first gear 2-1 and drives central shaft 1 and rotate (at this moment being in affixed state with the affixed hub assembly 13 of central shaft 1 with outer tooth ring 12), central shaft 1 drives bevel gear wheel 3 and rotates outputting power, and tooth bar 8-2 promoted the second gear 2-2 and was idling conditions (at this moment being in clutch state with the affixed hub assembly 13 of central shaft 1 with outer tooth ring 12) down this moment.When the piston acting is moved from right to left, following tooth bar 8-2 promotes the second gear 2-2 and drives central shaft 1 and rotate (at this moment being in affixed state with the affixed hub assembly 13 of central shaft 1 with outer tooth ring 12), central shaft 1 drives bevel gear wheel 3 and rotates outputting power, and upper rack 8-1 promoted the first gear 2-1 and was idling conditions (at this moment being in clutch state with the affixed hub assembly 13 of central shaft 1 with outer tooth ring 12) this moment.

Claims

1. four-cylinder synchronous rotary engine, it comprises body (5), first cylinder (6-1), second cylinder (6-2), the 3rd cylinder (6-3), the 4th cylinder (6-4), first piston (7-1), second piston (7-2), the 3rd piston (7-3), the 4th piston (7-4), central shaft (1); It is characterized in that it also comprises first gear (2-1), second gear (2-2), the solid piston frame (8) that has tooth bar, eccentric wheel (9), described first cylinder (6-1), second cylinder (6-2), the 3rd cylinder (6-3), the 4th cylinder (6-4) is positioned on the same horizontal plane, described first cylinder (6-1) and second cylinder (6-2) are horizontally set on the left side of body (5), described the 3rd cylinder (6-3) and the 4th cylinder (6-4) are horizontally set on the right side of body (5), described first piston (7-1), second piston (7-2), the 3rd piston (7-3), the 4th piston (7-4) lays respectively at first cylinder (6-1), second cylinder (6-2), the 3rd cylinder (6-3), be fixed together in the 4th cylinder 6-4 and by the solid piston frame (8) that has tooth bar; Central shaft (1) vertically is positioned at body (5) and is rotationally connected with body (5), described first gear (2-1), eccentric wheel (9), second gear (2-2) from top to bottom are installed on the central shaft (1) successively, following tooth bar (8-2) engagement on described first gear (2-1) and upper rack (8-1) engagement that has on the solid piston frame (8) of tooth bar, described second gear (2-2) and the solid piston frame (8) that has tooth bar.

2. four-cylinder synchronous rotary engine according to claim 1, it is characterized in that the described solid piston frame (8) that has tooth bar is made up of first link (21), second link (22), two connecting rods (23), the two ends of described first link (21), second link (22) are fixed together by connecting rod (23) level respectively, the top end transverse member (21-1) of described first link (21) is provided with upper rack (8-1), and the bottom end rail (22-1) of described second link (22) is provided with down tooth bar (8-2).

3. four-cylinder synchronous rotary engine according to claim 1, it is characterized in that described first gear (2-1) and second gear (2-2) are by outer tooth ring (12), inner wheel hub assembly (13), arrestment mechanism (14), spring (16) is formed, the inwall of described outer tooth ring (12) is provided with the trigonometric form tooth, be located at groove (15) on the described inner wheel hub assembly (13), arrestment mechanism (14) is fixedly mounted on the inner wheel hub assembly (13), one end of spring (16) is connected with arrestment mechanism (14), the other end of spring (16) is connected with the bottom end of groove (15), described inner wheel hub assembly (13) is installed in the outer tooth ring (12) and with outer tooth ring (12) and is connected together, and described inner wheel hub assembly (13) is fixed together with central shaft (1).

4. four-cylinder synchronous rotary engine according to claim 1, it is characterized in that it also comprises bevel gear wheel (3), two bevel pinions (4), two live axles (10), described bevel gear wheel (3) is fixedly mounted on the lower end of central shaft (1), two bevel pinions (4) are positioned at the left and right sides of body (5) and mesh with bevel gear wheel (3) respectively, one end of two live axles (10) is affixed with corresponding bevel pinion (4), and the other end of two live axles (10) passes body (5).