CN114856808A - Integrated layout system of miniature rotor engine - Google Patents

Abstract

The invention discloses an integrated arrangement system of a micro-rotor engine, comprising a micro-rotor engine, a starter integrated machine and a damping mechanism fixedly connected with the micro-rotor engine. The micro-rotor engine comprises an eccentric shaft and an end cover rotatably arranged on the eccentric shaft. , a counterweight block located on the eccentric shaft and located on the outside of the end cover, and a fixing screw set at one end of the eccentric shaft and used to fix the counterweight block, the fixing screw is provided with a strip groove; The cover plate and the starter integrated motor fixed on the cover plate, the output shaft of the starter integrated motor is provided with an insertion end that is inserted into the strip groove; the damping mechanism includes an annular bracket sleeved outside the cover plate and a third bolt for fixing the annular bracket, a first shock-absorbing rubber pad is arranged between the third bolt and the annular bracket, and a second shock-absorbing rubber pad is arranged between the cover plate and the annular bracket; it has a compact structure and high strength , The advantages of small vibration can effectively increase the service life of the engine.

Description

A micro rotary engine integrated layout system

technical field

The invention belongs to the technical field of rotary engines, and in particular relates to a micro-rotor engine integrated arrangement system.

Background technique

Compared with the piston engine, the rotary engine has the characteristics of high power-to-weight ratio, small size, light weight, and relatively small vibration. Hand-held starter and manual start are not conducive to intelligent applications, and the rotary engine will vibrate greatly under certain conditions of idle speed or medium and high speed, which will affect the strength of the applied structural carrier, and may cause service life attenuation, which is more serious may cause structural damage.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an integrated arrangement system of the micro rotary engine, which has the advantages of compact structure, high strength and low vibration, and can effectively increase the service life of the micro rotary engine.

In order to solve the above-mentioned technical problems, the purpose of the present invention is achieved through the following technical solutions: to provide a micro-rotor engine integrated arrangement system, including a micro-rotary engine, an integrated starter and a damping mechanism fixedly connected to the micro-rotary engine , the micro-rotor engine includes an eccentric shaft, an end cover rotatably arranged on the eccentric shaft, a counterweight block arranged on the eccentric shaft and located outside the end cover, and a counterweight set at one end of the eccentric shaft and used for A fixing screw for fixing the counterweight, and a strip groove is arranged on the fixing screw; the starter integrated machine includes a cover plate fixedly connected with the end cover and a starter fixed on the cover plate An integrated motor, the output shaft of the integrated motor is provided with an insertion end that is inserted into the strip groove; the damping mechanism includes an annular bracket sleeved on the outside of the cover plate and a fixed The third bolt of the annular bracket, a first shock-absorbing rubber pad is arranged between the third bolt and the annular bracket, and a second shock-absorbing rubber pad is arranged between the cover plate and the annular bracket.

Further, the inner side of the end cover is provided with a ring of convex stop openings, and the cover plate is provided with a concave stop opening that is inserted into the convex stop opening.

Further, the end cover is provided with a plurality of first screw holes on the outer side of the convex stop, the cover plate is provided with first through holes at positions corresponding to the first screw holes, and the first screw holes are provided on the cover plate. A through hole is provided with a first bolt threadedly connected with the first screw hole.

Further, a center position of the cover plate is provided with a through hole for the output shaft to pass through.

Further, a plurality of second screw holes are provided on the outer side of the output shaft on the integrated starter motor, and a second through hole is provided on the cover plate at a position corresponding to the second screw holes. The second through hole is provided with a second bolt threadedly connected with the second screw hole.

Further, a circular groove concentric with the second through hole is provided on the cover plate on the outer side of the second through hole, and a gasket is provided in the circular groove.

Further, the outer side of the cover plate is provided with a plurality of third screw holes equidistantly along its circumferential direction, and the annular bracket is provided with a boss corresponding to the outer side of the third screw hole, and the boss is The center is provided with a third through hole corresponding to the third screw hole, and the third bolt passes through the third through hole and is threadedly connected to the third screw hole.

Further, reinforcing ribs are provided on both sides of the annular support on both sides of the boss.

Further, the cross section of the first shock absorbing rubber pad is T-shaped and inserted into the third through hole, and the second shock absorbing rubber pad is annular and sleeved on the first shock absorbing rubber pad the end of .

Further, a first gasket is arranged between the third bolt and the first shock absorbing rubber pad, and a second gasket is arranged between the cover plate and the second shock absorbing rubber pad.

The present invention has the following beneficial effects:

The structure of the integrated arrangement system of the micro-rotary engine of the present invention is more compact, the increased axial dimension of the integrated arrangement system can be reduced, and the radial dimension is not affected; The axial vibration of the micro rotary engine makes the entire arrangement system less vibration to the structure of the application scene, and it is easy to install and connect, and has good structural strength, which can effectively increase the service life of the micro rotary engine.

Description of drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. For those of ordinary skill, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic diagram of an integrated arrangement system for a micro-rotary engine provided by an embodiment of the present invention;

FIG. 2 is an exploded view of a micro rotary engine integrated arrangement system provided by an embodiment of the present invention;

3 is a schematic diagram of a micro-rotary engine provided by an embodiment of the present invention;

4 is a cross-sectional view of a micro-rotary engine provided by an embodiment of the present invention;

FIG. 5 is an exploded view of an all-in-one starting machine provided by an embodiment of the present invention;

6 is a schematic diagram of an all-in-one starting machine provided by an embodiment of the present invention;

7 is a schematic diagram of a shock absorbing mechanism provided by an embodiment of the present invention;

8 is a cross-sectional view of a shock absorbing mechanism provided by an embodiment of the present invention.

Description in the figure:

1-Micro rotary engine, 2-Starting engine, 3-Dampening mechanism, 10-Eccentric shaft, 11-End cover, 12-Counterweight, 13-Fixing screw, 14-Slot groove, 15-Protruding stop Port, 16-first screw hole, 17-first bolt, 21-cover plate, 22-starter-generator integrated motor, 23-output shaft, 24-insertion end, 25-recessed port, 26-first through hole , 27-perforation, 28-second screw hole, 29-second through hole, 30-groove, 31-ring bracket, 32-third bolt, 33-first damping pad, 34-second damping Rubber pad, 35-boss, 36-third through hole, 37-reinforcing rib, 38-first washer, 39-second washer, 40-second bolt, 41-circular groove, 42-washer, 43 - The third screw hole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It is to be understood that, when used in this specification and the appended claims, the terms "comprising" and "comprising" indicate the presence of the described features, integers, steps, operations, elements and/or components, but do not exclude one or The presence or addition of a number of other features, integers, steps, operations, elements, components, and/or sets thereof.

It is also to be understood that the terminology used in this specification of the present invention is for the purpose of describing particular embodiments only and is not intended to limit the present invention. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural unless the context clearly dictates otherwise.

It should further be understood that, as used in this specification and the appended claims, the term "and/or" refers to and including any and all possible combinations of one or more of the associated listed items .

Example

Referring to FIGS. 1-8 , an integrated arrangement system for a micro-rotary engine provided by an embodiment of the present invention includes a micro-rotary engine 1 , an integrated starter 2 fixedly connected to the micro-rotary engine 1 , and a damping mechanism 3 . The micro-rotary engine 1 includes an eccentric shaft 10, an end cover 11 rotatably disposed on the eccentric shaft 10, a counterweight 12 disposed on the eccentric shaft 10 and located outside the end cover 11, and a left end of the eccentric shaft 10 for fixing the counterweight 12 The fixing screw 13 is provided with a strip-shaped groove 14 on the fixing screw 13; The output shaft 23 of the generator-integrated motor 22 is provided with an insertion end 24 which is inserted into the strip groove 14; For the bolts 32 , a first shock-absorbing rubber pad 33 is provided between the third bolt 32 and the annular bracket 31 , and a second shock-absorbing rubber pad 34 is arranged between the cover plate 21 and the annular bracket 31 .

Through the above structure, in practical application, the micro-rotary engine integrated arrangement system of the present invention is adopted, the micro-rotary engine 1, the integrated starter 2 and the damping mechanism 3 are fixedly connected in sequence, and the fixing screw 13 fixes the counterweight 12 on the eccentric On the shaft 10, and rotates with the rotation of the eccentric shaft 10, the counterweight 12 can deal with the unbalanced amount generated when the eccentric shaft 10 rotates, so as to reduce the vibration of the micro rotary engine 1, and the integrated motor 22 is fixed. On the cover plate 21 and the cover plate 21 is fixedly connected with the end cover 11, the insertion end 24 on the output shaft 23 can be inserted into the strip groove 14 on the fixing screw 13, so that when the output shaft 23 rotates, the insertion end 24 can The fixing screw 13 is driven to rotate, thereby driving the eccentric shaft 10 to rotate; the annular bracket 31 is sleeved on the outer side of the cover plate 21 and is fixedly connected by the third bolt 32, through the first shock absorption located between the third bolt 32 and the annular bracket 31 The rubber pad 33 and the second shock-absorbing rubber pad 34 between the cover plate 21 and the annular support 31 can play a certain shock-absorbing effect, offset the axial vibration from the micro-rotary engine 1 , thereby increasing the service life of the micro-rotary engine 1 .

Specifically, a ring of convex stop openings 15 is provided on the inner side of the end cover 11, and a concave stop opening 25 is arranged on the cover plate 21 to be inserted into the convex stop opening 15; When installing the end cover 11 and the cover plate 21, the positioning is convenient, and the radial shear force can be supported, so the connection between the end cover 11 and the cover plate 21 is more stable.

Specifically, six first screw holes 16 are provided on the end cover 11 on the outer side of the convex stop opening 15 , and first through holes 26 are provided on the cover plate 21 at positions corresponding to the first screw holes 16 . The through hole 26 is provided with a first bolt 17 that is threadedly connected to the first screw hole 16; A screw hole 16 is threaded, and the cover plate 21 can be fixedly connected to the end cover 11 .

Specifically, a through hole 27 for the output shaft 23 to pass through is provided at the center of the cover plate 21 ; after the output shaft 23 passes through the through hole 27 , the insertion end 24 on the output shaft 23 is inserted into the strip on the fixing screw 13 in the groove 14.

Specifically, four second screw holes 28 are evenly distributed on the outer side of the output shaft 23 on the starter-integrated motor 22 , and second through holes 29 are provided on the cover plate 21 at positions corresponding to the second screw holes 28 . The second through hole 29 is provided with a second bolt 40 that is threadedly connected to the second screw hole 28 , and the second bolt 40 is used to pass through the second through hole 29 and then to be threadedly connected to the second screw hole 28 , so that the starter can be integrated The motor 22 is fixedly connected to the cover plate 21 .

Specifically, a circular groove 41 concentric with the second through hole 29 is provided on the cover plate 21 on the outer side of the second through hole 29, and a washer 42 is provided in the circular groove 41; 22 and the cover plate 21 are connected stably, and can reduce vibration.

Specifically, three third screw holes 43 are provided on the outer side of the cover plate 21 at equal distances along its circumferential direction, and a boss 35 is provided on the outer side of the annular bracket 31 corresponding to the third screw holes 43 , and the lower end of the boss 35 is concave In the groove 30 , the second shock-absorbing rubber pad 34 is located in the groove 30 , and a third through hole 36 corresponding to the third screw hole 43 is provided in the center of the boss 35 . After the third bolt 32 passes through the third through hole 36 The annular bracket 31 is fixed on the outer side of the cover plate 21 by screwing with the third screw hole 43 , and the second shock absorbing rubber pad 34 is located in the groove 30 , which can increase the stability between the cover plate 21 and the annular bracket 31 .

Specifically, reinforcing ribs 37 are provided on both sides of the boss 35 on the annular support 31 , and the reinforcing ribs 37 can increase the strength of the annular support 31 .

Specifically, the cross section of the first shock absorbing rubber pad 33 is T-shaped and inserted into the third through hole 36 , the second shock absorbing rubber pad 34 is annular and is sleeved on the end of the first shock absorbing rubber pad 33 , The first shock absorbing rubber pad 33 and the second shock absorbing rubber pad 34 can make the third bolt 32 , the annular bracket 31 and the cover plate 21 not rigidly connected, thereby achieving better shock absorbing effect.

Specifically, a first gasket 38 is provided between the third bolt 32 and the first shock-absorbing rubber pad 33 , and a second gasket 39 is provided between the cover plate 21 and the second shock-absorbing rubber pad 34 . A spacer 38 and a second spacer 39 make the first shock absorbing rubber pad 33 and the second shock absorbing rubber pad 34 have a certain amount of compression, which has a better shock absorption effect.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Any person skilled in the art can easily think of various equivalents within the technical scope disclosed by the present invention. Modifications or substitutions should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (10)

1. An integrated arrangement system for a micro-rotary motor, characterized in that it comprises a micro-rotary motor, a starter integrated machine and a damping mechanism fixedly connected with the micro-rotary motor, and the micro-rotary motor comprises an eccentric shaft, which is rotated and arranged in a The end cover on the eccentric shaft, the counterweight block located on the eccentric shaft and located outside the end cover, and the fixing screw provided at one end of the eccentric shaft and used to fix the counterweight block, the fixing The screw is provided with a strip groove; the integrated starting machine includes a cover plate fixedly connected with the end cover and an integrated starting motor fixed on the cover plate, and the output shaft of the integrated starting motor is There is an insertion end that is inserted into the strip groove; the damping mechanism includes an annular bracket sleeved on the outside of the cover plate and a third bolt for fixing the annular bracket, the third bolt A first shock-absorbing rubber pad is arranged between the cover plate and the annular bracket, and a second shock-absorbing rubber pad is arranged between the cover plate and the annular bracket. 2 . The integrated arrangement system of the micro-rotary engine according to claim 1 , wherein a ring of convex stops is arranged on the inner side of the end cover, and a concave hole is arranged on the cover plate to be inserted into the convex stop. 3 . shut up. 3 . The integrated arrangement system of the micro rotary engine according to claim 2 , wherein the end cover is provided with a plurality of first screw holes on the outer side of the convex stop, and the cover plate corresponds to the A first through hole is arranged at the position of the first screw hole, and a first bolt threadedly connected with the first screw hole is arranged in the first through hole. 4 . The integrated arrangement system of the micro-rotary engine according to claim 3 , wherein a center position of the cover plate is provided with a through hole for the output shaft to pass through. 5 . 5 . The integrated arrangement system of the micro-rotary engine according to claim 4 , wherein a plurality of second screw holes are provided on the outer side of the output shaft on the integrated starter motor, and the cover plate corresponds to all the second screw holes. 6 . A second through hole is arranged at the position of the second screw hole, and a second bolt threadedly connected with the second screw hole is arranged in the second through hole. 6 . The integrated arrangement system of the micro-rotary engine according to claim 5 , wherein the cover plate is provided with a circular groove concentric with the second through hole on the outer side of the second through hole. A washer is arranged in the circular groove. 7 . The integrated arrangement system of the micro rotary engine according to claim 6 , wherein the outer side of the cover plate is provided with a plurality of third screw holes equidistantly along the circumferential direction thereof, and the annular support corresponds to all the third screw holes. 8 . The outer side of the third screw hole is provided with a boss, the center of the boss is provided with a third through hole corresponding to the third screw hole, and the third bolt passes through the third through hole and is connected to the third screw hole. The third screw hole is threaded. 8 . The integrated arrangement system of the micro rotary engine according to claim 7 , wherein the annular support is provided with reinforcing ribs on both sides of the boss. 9 . 9 . The integrated arrangement system for a micro rotary engine according to claim 8 , wherein the cross section of the first shock absorbing rubber pad is T-shaped and inserted into the third through hole, and the second shock absorbing rubber pad is inserted into the third through hole. 10 . The pad is annular and is sleeved on the end of the first shock-absorbing rubber pad. 10 . The integrated arrangement system of the micro rotary engine according to claim 9 , wherein a first gasket is provided between the third bolt and the first shock absorbing rubber gasket, and the cover plate is connected to the second rubber gasket. 11 . A second gasket is arranged between the shock-absorbing rubber pads.

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