CN102852620A - Air cooling double-cylinder gasoline and diesel engine for low noise generator set - Google Patents
Air cooling double-cylinder gasoline and diesel engine for low noise generator set Download PDFInfo
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- CN102852620A CN102852620A CN2012103842750A CN201210384275A CN102852620A CN 102852620 A CN102852620 A CN 102852620A CN 2012103842750 A CN2012103842750 A CN 2012103842750A CN 201210384275 A CN201210384275 A CN 201210384275A CN 102852620 A CN102852620 A CN 102852620A
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- output shaft
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Abstract
An air cooling double-cylinder gasoline and diesel engine for a low noise generator set comprises an engine main body, wherein an output shaft is arranged on the engine main body, an air inlet and an air outlet are formed in a front cover; a double-blade exhaust fan is fixed on the output shaft, comprises a left blade and a right blade and is positioned in the front cover; an air volume pore plate is fixed on the inner wall of the front cover and is an annular sheet which is sleeved on the output shaft, a central hole of the annular sheet is an air volume hole which communicates the air inlet with the air outlet, the position of the air outlet corresponds to the position of the double-blade exhaust fan, a hollow air passage shell is arranged at the peripheries of the engine main body and the front cover, the left end of the hollow air passage shell is fixed with a generator shell, the two ends of the hollow air passage shell are opened, and moreover, an opening is formed in a position of the hollow air passage shell, corresponds to the air outlet,. The air cooling double-cylinder gasoline and diesel engine for the low noise generator set generates low noise and has small temperature rise during working, and reliably works.
Description
Technical field
The present invention relates to a kind of motor, relate to specifically a kind of air cooling engine.
Background technique
Four-stroke air cooling twin-tub gasoline, diesel engine, be mainly used in the supporting composition generator set of generator, the generation current unit mostly is open type, owing to there is the shortcoming high, that noise is large that heats up in gasoline, the diesel engine working procedure, therefore cause the working procedure of whole generator set to have the deficiencys such as intensification is high, noise is large, be difficult to satisfy the user to the high request of unit quality.
Summary of the invention
The purpose of this invention is to provide a kind of air cooling twin-tub gasoline, diesel engine for the low-noise generator group, noise is little in its working procedure, temperature rise is little, and it is more reliable to work.
To achieve these goals, technical solution of the present invention is: a kind of air cooling twin-tub gasoline for the low-noise generator group, diesel engine, comprise engine main body, engine main body is provided with output shaft, the output shaft overcoat has protecgulum, described protecgulum is provided with intake grill and exhaust port, and be fixed with two fan blade ventilating fans on the output shaft, two fan blade ventilating fans comprise a left side, right fan blade, two fan blade ventilating fans are positioned at protecgulum, be fixed with the air quantity orifice plate on the protecgulum inwall, the air quantity orifice plate is the annular thin sheets that is enclosed within on the output shaft, the center hole of annular thin sheets is for being communicated with the air quantity hole of intake grill and exhaust port, and exhaust port, the air quantity orifice plate, intake grill is arranged in order from left to right along the axial direction of output shaft, the position of exhaust port is corresponding with the position of two fan blade ventilating fans, described engine main body and protecgulum are arranged with hollow air channel housing outward, hollow air channel inner walls and engine main body outer wall, leave the gap between the front cover outer wall and form cooling duct, the shell of hollow air channel housing left end and generator fixes, hollow air channel housing right-hand member is uncovered, and the position corresponding with exhaust port is provided with opening on the housing of hollow air channel.
The present invention is used for air cooling twin-tub gasoline, the diesel engine of low-noise generator group, wherein, described pair of fan blade ventilating fan also comprises fan blade seat, axle sleeve flange, fan blade seat key is connected on the described output shaft, and be provided with tight fixed bolt between fan blade seat and the output shaft, described left and right fan blade is individually fixed in axle sleeve flange arranged on left and right sides, and the axle sleeve flange is connected with the fan blade seat by bolt.
The present invention is used for air cooling twin-tub gasoline, the diesel engine of low-noise generator group, and wherein, described output shaft is the axis of cone, and axis of cone end is provided with tapped hole for being connected with the rotor shaft of generator.
The present invention is used for air cooling twin-tub gasoline, the diesel engine of low-noise generator group, and wherein, described hollow air channel housing is formed by some thin plate splicings, removably connects between each thin plate.
The present invention is used for air cooling twin-tub gasoline, the diesel engine of low-noise generator group, and wherein, described hollow air channel inner walls is posted flame-retardant sponge, and outer wall scribbles antirust aluminium paint.
After adopting such scheme, the present invention is used for the air cooling twin-tub gasoline of low-noise generator group, diesel engine since protecgulum be provided with into, exhaust port, and output shaft is provided with two fan blade ventilating fans, protecgulum, engine main body is arranged with hollow air channel housing outward, at hollow air channel inner walls and engine main body outer wall, leave the gap between the front cover outer wall and form cooling duct, therefore during engine operation, left fan blade rotates and produces blast and accelerated the mobile of the cool air hollow air channel in, in the housing of hollow air channel, form circulating cooling wind, left fan blade is taken away the work calories on engine main body and generator surface, right fan blade is taken away work calories between generator stator-rotator, guaranteed the generator set normal operation, and hollow air channel housing is isolated mechanicalness noise, makes the reducing noise of whole generator set.
In addition, because hollow air channel housing is formed by some thin plate splicings, removably connect between each thin plate, therefore be convenient to detachable maintaining.Hollow air channel inner walls is posted flame-retardant sponge, further plays the effect of heat-insulation noise-reduction.
Description of drawings
Fig. 1 is that the present invention is used for the air cooling twin-tub gasoline of low-noise generator group, diesel engine embodiment one plan view;
Fig. 2 is that the present invention is used for the air cooling twin-tub gasoline of low-noise generator group, diesel engine embodiment one right elevation;
Fig. 3 is the plan view that embodiment one motor is used for generator set;
Fig. 4 is that the present invention is used for the air cooling twin-tub gasoline of low-noise generator group, diesel engine embodiment two plan view;
Fig. 5 is that the present invention is used for the air cooling twin-tub gasoline of low-noise generator group, diesel engine embodiment two right elevation;
Fig. 6 is the plan view that embodiment two motor is used for generator set.
Specify air cooling twin-tub gasoline, the diesel engine that the present invention is used for the low-noise generator group below in conjunction with accompanying drawing.
Embodiment
Such as Fig. 1,2 illustrated embodiments one, the present invention is used for the air cooling twin-tub gasoline of low-noise generator group, diesel engine comprises engine main body 1, engine main body 1 is the air-cooled Single Cylinder Gasoline Engine of four-stroke, engine main body 1 is provided with output shaft 2, output shaft 2 ends are the axis of cone, axis of cone end is provided with tapped hole and is used for being connected with the rotor shaft of generator, output shaft 2 overcoats have protecgulum 3, protecgulum 3 is provided with intake grill 31 and exhaust port 32, be fixed with two fan blade ventilating fans 4 on the output shaft 2, two fan blade ventilating fans 4 comprise left fan blade 41, right fan blade 42, fan blade seat 43, axle sleeve flange 44, axle sleeve flange 44 is connected on the output shaft 2 by flat key, and be provided with tight fixed bolt 45 between axle sleeve flange 44 and the output shaft 2, left, right fan blade 41,42 lay respectively at fan blade seat 43 left sides, right both sides also are die cast as one with fan blade seat 43, axle sleeve flange 44 is fixedly connected by four bolts and fan blade seat 43, two fan blade ventilating fans 4 are positioned at protecgulum 3, be fixed with air quantity orifice plate 33 on protecgulum 3 inwalls, air quantity orifice plate 33 is for being enclosed within the annular thin sheets on the output shaft 2, the center hole of annular thin sheets is for being communicated with the air quantity hole of intake grill 31 and exhaust port 32, and exhaust port 32, air quantity orifice plate 33, intake grill 31 is arranged in order from left to right along the axial direction of output shaft 2, and the position of exhaust port 32 is corresponding with the position of two fan blade ventilating fans 4.
Such as Fig. 1, shown in 2, engine main body 1 and the protecgulum 3 outer hollow air channel housings 5 that are arranged with, hollow air channel housing 5 open at both ends, hollow air channel housing 5 is formed by some thin plate splicings, removably connect by bolt between each thin plate, hollow air channel housing 5 inwalls post flame-retardant sponge, outer wall scribbles antirust aluminium paint, be used for antirust heat radiation, hollow air channel housing 5 inwalls and engine main body 1 outer wall, leave the gap between protecgulum 3 outer walls and form cooling duct, as shown in Figure 3, the shell of hollow air channel housing 5 left ends and generator 6 fixes, and position corresponding with exhaust port 32 on the hollow air channel housing 5 is provided with outer exhaust port 51.
Such as Fig. 4,5,6 illustrated embodiments two, be that with embodiment's one difference engine main body 1 is the four-stroke air-cooled single-cylinder diesel engine.
The present invention is for the air cooling twin-tub gasoline of low-noise generator group, when diesel engine is worked, right fan blade on the bi-directional discharging fan rotates, inspiration A2, A3, A4 cool air, heat B1, B2 that engine main body 1 and generator 6 surfaces are distributed discharge through exhaust port 32, when left fan blade rotates, convert the stator of generator 6, the work calories of rotor to B3 hot gas through exhaust port 32 discharges, most of heat of engine main body 1 cylinder head part is discharged through cooling duct, and hollow air channel housing 5 insulating noises.
The above embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that the common engineers and technicians in related domain make technological scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (5)
1. air cooling twin-tub gasoline that is used for the low-noise generator group, diesel engine, comprise engine main body (1), engine main body (1) is provided with output shaft (2), output shaft (2) overcoat has protecgulum (3), it is characterized in that: described protecgulum (3) is provided with intake grill (31) and exhaust port (32), and be fixed with two fan blade ventilating fans (4) on the output shaft (2), two fan blade ventilating fans (4) comprise a left side, right fan blade (41,42), two fan blade ventilating fans (4) are positioned at protecgulum (3), be fixed with air quantity orifice plate (33) on protecgulum (3) inwall, air quantity orifice plate (33) is for being enclosed within the annular thin sheets on the output shaft (2), the center hole of annular thin sheets is for being communicated with the air quantity hole of intake grill (31) and exhaust port (32), and exhaust port (32), air quantity orifice plate (33), intake grill (31) is arranged in order from left to right along the axial direction of output shaft (2), the position of exhaust port (32) is corresponding with the position of two fan blade ventilating fans (4), the outer hollow air channel housing (5) that is arranged with of described engine main body (1) and protecgulum (3), hollow air channel housing (5) inwall and engine main body (1) outer wall, leave the gap between protecgulum (3) outer wall and form cooling duct, hollow air channel housing (5) left end is used for fixing with the shell of generator, hollow air channel housing (5) open at both ends, and the upper position corresponding with exhaust port (32) of hollow air channel housing (5) is provided with outer exhaust port (51).
2. the air cooling twin-tub gasoline for the low-noise generator group as claimed in claim 1, diesel engine, it is characterized in that: described pair of fan blade ventilating fan (4) also comprises fan blade seat (43), axle sleeve flange (44), axle sleeve flange (44) key is connected on the output shaft (2), and be provided with tight fixed bolt (45) between axle sleeve flange (44) and the output shaft (2), left, right fan blade (41,42) lay respectively at fan blade seat (a 43) left side, right both sides also are die cast as one with fan blade seat (43), and axle sleeve flange (44) is fixedly connected by four bolts and fan blade seat (43).
3. air cooling twin-tub gasoline, diesel engine for the low-noise generator group as claimed in claim 2 is characterized in that: described output shaft (2) is the axis of cone, and axis of cone end is provided with tapped hole (21) and is used for being connected with the rotor shaft of generator.
4. air cooling twin-tub gasoline, diesel engine for the low-noise generator group as claimed in claim 3, it is characterized in that: described hollow air channel housing (5) is formed by some thin plate splicings, removably connects between each thin plate.
5. air cooling twin-tub gasoline, diesel engine for the low-noise generator group as claimed in claim 4, it is characterized in that: described hollow air channel housing (5) inwall posts flame-retardant sponge, and outer wall scribbles antirust aluminium paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210384275.0A CN102852620B (en) | 2012-10-12 | 2012-10-12 | Air cooling double-cylinder gasoline and diesel engine for low noise generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210384275.0A CN102852620B (en) | 2012-10-12 | 2012-10-12 | Air cooling double-cylinder gasoline and diesel engine for low noise generator set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102852620A true CN102852620A (en) | 2013-01-02 |
| CN102852620B CN102852620B (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210384275.0A Expired - Fee Related CN102852620B (en) | 2012-10-12 | 2012-10-12 | Air cooling double-cylinder gasoline and diesel engine for low noise generator set |
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| Country | Link |
|---|---|
| CN (1) | CN102852620B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100242748B1 (en) * | 1997-03-19 | 2000-03-02 | 곽종보 | Cooling system for engine generator |
| CN2878416Y (en) * | 2006-03-10 | 2007-03-14 | 广东新会美达锦纶股份有限公司 | Spinning used P-type side-blowing cooling fan window |
| CN102192005A (en) * | 2011-04-13 | 2011-09-21 | 双悦（福建）动力机械有限公司 | Medium-sized double-cylinder air cooling super-silent gasoline generator set |
-
2012
- 2012-10-12 CN CN201210384275.0A patent/CN102852620B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100242748B1 (en) * | 1997-03-19 | 2000-03-02 | 곽종보 | Cooling system for engine generator |
| CN2878416Y (en) * | 2006-03-10 | 2007-03-14 | 广东新会美达锦纶股份有限公司 | Spinning used P-type side-blowing cooling fan window |
| CN102192005A (en) * | 2011-04-13 | 2011-09-21 | 双悦（福建）动力机械有限公司 | Medium-sized double-cylinder air cooling super-silent gasoline generator set |
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| Publication number | Publication date |
|---|---|
| CN102852620B (en) | 2015-07-15 |
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Effective date of registration: 20151225 Address after: Mudu Wuzhong District Jin Feng Road Suzhou city Jiangsu province 215101 No. 1995 Patentee after: SUZHOU ERMA MECHNICAL & ELECTRICAL Co.,Ltd. Address before: Mudu Wuzhong District Jin Feng Road Suzhou city Jiangsu province 215101 No. 1999 Patentee before: Suzhou Chenhao Machinery Co.,Ltd. |
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Granted publication date: 20150715 Termination date: 20211012 |