CN102042082B - Easy-cooling compact type diesel oil digital generator - Google Patents

Easy-cooling compact type diesel oil digital generator Download PDF

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Publication number
CN102042082B
CN102042082B CN 201110028002 CN201110028002A CN102042082B CN 102042082 B CN102042082 B CN 102042082B CN 201110028002 CN201110028002 CN 201110028002 CN 201110028002 A CN201110028002 A CN 201110028002A CN 102042082 B CN102042082 B CN 102042082B
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CN
China
Prior art keywords
intake grill
motor
cooling
air
inverter
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Active
Application number
CN 201110028002
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Chinese (zh)
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CN102042082A (en
Inventor
肖亨琳
赖发东
李忠泉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUXI KAIPU DYNAMIC CO Ltd
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WUXI KAIPU DYNAMIC CO Ltd
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Priority to CN 201110028002 priority Critical patent/CN102042082B/en
Publication of CN102042082A publication Critical patent/CN102042082A/en
Application granted granted Critical
Publication of CN102042082B publication Critical patent/CN102042082B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/04Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
    • F02B63/044Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators the engine-generator unit being placed on a frame or in an housing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00Air cooling
    • F01P2001/005Cooling engine rooms

Abstract

The invention relates to an easy-cooling compact type diesel oil digital generator. The generator is characterized in that an engine is arranged in the middle part of a base; a generator and a fuel tank are arranged in front of the engine; a control device is arranged above the fuel tank; a cooling fan, a radiator and a silencer are arranged behind the engine; an air filter is arranged above the engine; a cover cap above the air filter is provided with an air outlet; the base below the engine is provided with a third air inlet; an inverter is arranged on the upper front right of the engine; a first air inlet and a second air inlet are arranged on the cover cap on the right of the inverter; the first air inlet corresponds to the inverter; and the second air inlet is arranged below the first air inlet. The generator has the following advantages: the positions of various devices in a box body are configured in a cooling air duct according to the cooling requirements of the devices, thus improving the cooling effect of the cooling air; and other devices are configured by surrounding the engine so that the structure is compact, and meanwhile the devices can serve as sound-proof walls, thus reducing the noises of the engine.

Description

Be prone to cooling compact type diesel oil digital electricity generating
Technical field
The present invention relates to generator, specifically a kind of easy cooling compact type diesel oil digital electricity generating.
Background technique
The diesel oil digital electricity generating generally comprises motor, generator, inverter, control gear, fuel tank, air-strainer, baffler and radiator.The generator that engine-driving is generated electricity; The electric power that generator sends is converted to by inverter and exchanges back output; Control gear is controlled above-mentioned motor and above-mentioned generator, and fuel tank stores the fuel oil of supplying with above-mentioned motor, and air-strainer purifies the air of supplying with above-mentioned motor; Baffler is eliminated the exhaust sound of above-mentioned motor, and radiator cools off the cooling water of above-mentioned motor.For simple in structure and compact, be easy to carrying and maintenance, often said apparatus all is arranged in the casing, but is provided with the problem that possibly cause heat radiation bad like this.
For example, open day is on October 27th, 2005, and publication number is the Japanese application for a patent for invention of 2005-299601, discloses a kind of generator.This generator is arranged on the substantial middle position of box house with inverter with motor and generator, and the cooling effect of cooling air is poor.Because a little less than the inverter heating, motor and generator belong to thermal source, the heat that above-mentioned thermal source produces is added the heat of inverter self, will make the temperature rising of inverter, might cause bad phenomenon such as variation in voltage and frequency variation.
Summary of the invention
The present invention is directed to the deficiency of above-mentioned existing technology, a kind of easy cooling compact type diesel oil digital electricity generating is provided, this generator both can improve the cooling effect of cooling air again at each device of box house compact arrangement.
According to technological scheme provided by the invention; A kind of easy cooling compact type diesel oil digital electricity generating; Comprise the casing of being made up of base and cover cap, be provided with motor, generator, inverter, control gear, fuel tank, air-strainer, radiator and baffler in the said casing, characteristic is: said motor is arranged on the middle part of said base; The place ahead of said motor connects said generator; The place ahead of said generator is provided with said fuel tank, and the top of said fuel tank is provided with said control gear, and said control gear is fixed on the said cover cap in said fuel tank the place ahead; The rear of said motor is connected with cooling fan, and it is the said radiator and the said baffler of length direction that the rear of said cooling fan is disposed with the left and right directions, and the tailpipe of said baffler is corresponding with the relief opening at said cover cap top; The top of said motor is provided with said air-strainer, and the said cover cap of said air-strainer top is provided with exhaust port, and said exhaust port is corresponding with the position of said radiator; The said base of said motor below is provided with the 3rd intake grill; The right front top of said motor is provided with said inverter; Right-hand said cover cap of said inverter is provided with first intake grill and second intake grill; Said first intake grill is corresponding with the position of said inverter, and said second intake grill is positioned at the below of said first intake grill.
The outside of said inverter is provided with sealing case, and said sealing case is connected with the suction tude of said air-strainer.
The inboard of said cover cap and the said second intake grill corresponding section are provided with wind guide component, and the top of said wind guide component is provided with ventilated port, is provided with wind deflector in the said wind guide component.
Said the 3rd intake grill comprise preceding the 3rd intake grill, in the 3rd intake grill and the back the 3rd intake grill; Said preceding the 3rd intake grill is corresponding with the position of said wind guide component; The 3rd intake grill is corresponding with the position of said generator in said, and said back the 3rd intake grill is corresponding with the position of said cooling fan.
The right-hand storage battery that is provided with of said motor.
Said base is provided with center pillar, and said air-strainer is fixed on the said center pillar.
Compared with present technology the present invention has the following advantages: 1, the present invention has improved the cooling effect of cooling air according to its position in cooling duct of cooling needs configuration of each device in the casing; Other devices are to surround the state configuration of motor, and compact structure can also serve as sound-proof wall simultaneously, has reduced the noise of motor; 2, first air channel has pipeline configuration, can reduce from first intake grill to casing external leaks noise; 3, the inboard of second intake grill is provided with wind guide component, can reduce from the noise of second intake grill to the casing external leaks; 4, the cooling air that gets into the 3rd air channel can balancedly cool off each device with the cooling air that gets into from second intake grill, reduces the deviation of cooling air cooling effect.
Description of drawings
Fig. 1 is the oblique drawing of external structure of the present invention.
Fig. 2 is the oblique drawing of internal structure of the present invention.
Fig. 3 is the side view of the right side part structure of casing among the present invention.
Fig. 4 is the rear view of box house rear structure among the present invention.
Fig. 5 is near the side view of the structure in front side on casing right side among the present invention.
Fig. 6 is near the front cross-sectional view of the structure in front side on casing right side among the present invention.
Fig. 7 is near the perspective view of the structure in front side on casing right side among the present invention.
Fig. 8 is the structural drawing of base exterior among the present invention.
Embodiment
Embodiment below in conjunction with in the accompanying drawing is further described the present invention.
Among Fig. 1~Fig. 8, comprise diesel oil digital electricity generating 1, motor 2, generator 3, inverter 4, casing 5, radiator 6, fuel tank 7, base 8, cover cap 9, front side plate 9a, right sideboard 9b, left sideboard 9c, upper plate 9d, control gear 10, center pillar 11, the first intake grill 12A, opening portion 12a, the second intake grill 12B, opening portion 12b, the 3rd intake grill 13, preceding the 3rd intake grill 13A, in the 3rd intake grill 13B, back the 3rd intake grill 13C, exhaust port 14, opening portion 14a, relief opening 15, air-strainer 16, cooling fan 17, baffler 18, tailpipe 18a, outlet pipe 21, sealing case 23, storage battery 24, wind guide component 25, first air channel 31, second air channel 32 etc.
Among each figure of the embodiment of the invention is the place ahead with the arrow A direction, before and after the regulation and left and right directions.
Like Fig. 1, shown in Figure 2; The present invention is a kind of easy cooling compact type diesel oil digital electricity generating 1; Comprise the casing of forming by base 8 and cover cap 95, be provided with devices such as motor 2, generator 3, inverter 4, control gear 10, fuel tank 7, air-strainer 16, radiator 6 and baffler 18 in the casing 5.
Casing 5 is exterior package devices of diesel oil digital electricity generating 1, and portion is provided with motor 2 and waits all devices with generator 3 within it.Casing 5 is approximately cuboid, is made up of base 8 and cover cap 9.Base 8 is arranged on the bottom of casing 5, and rectangular shape is seen on the plane.Cover cap 9 is the rectangular box under shed on the top of casing 5, and covering base 8 from the top.Cover cap 9 is connected and composed by front side plate 9a, right sideboard 9b, left sideboard 9c, upper plate 9d and back plate, forms the rectangular box under shed, and covering base 8 from the top, and link together with base 8 usefulness bolts.Coaming plate before the front portion of above-mentioned front side plate 9a, right sideboard 9b and the front portion of left sideboard 9c constitute, as a whole.The rear portion of the rear portion of above-mentioned right sideboard 9b, left sideboard 9c and back plate constitute squab panel, and be as a whole.The AD of right sideboard 9b and left sideboard 9c intermediate portion is connected with hinge with above-mentioned squab panel.
Motor 2 is driving sources of casing 5 inner all devices.Motor 2 is configured in casing 5 inside, is arranged on the middle part of base 8, is supported by the vibration control equipment (not shown) above the base 8.
The place ahead of motor 2 connects generator 3.Generator 3 is by the motivational drive generating of motor 2.
The place ahead of generator 3 is provided with fuel tank 7.Fuel tank 7 is the devices that store the fuel oil of supply engine 2.Fuel tank 7 is rectangular casings, and length direction is laterally, is left and right directions, and along this direction extension, is the shape of growing crosswise.Fuel tank 7 is fixed on the front portion of base 8 through secure component bolt, nut by the fuel tank fixing belt.
The top of fuel tank 7 is provided with control gear 10.Control gear 10 is devices of control motor 2 and generator 3.Control gear 10 is fixed on the cover cap 9 in fuel tank 7 the place aheads, promptly on the front side plate 9a.
Control panel is the device of the starting of operating diesel digital electricity generating 1 etc. and expression running state etc.Control panel is configured in the place ahead of control gear 10, and from the front side portion of casing 5, promptly the top of front side plate 9a is exposed to the outside.Possess the switch that is used for operating diesel digital electricity generating 1 operation and the monitoring unit that is used to represent operation conditions etc. on the control panel.
The rear of motor 2 is connected with cooling fan 17.Cooling fan 17 is the devices that outside air are drawn into casing 5 inside by the motivational drive of motor 2.
It is the radiator 6 and the baffler 18 of length direction that the rear of cooling fan 17 is disposed with the left and right directions, referring to Fig. 4.Like this, both can guarantee the cooling capacity of radiator 6 again, the erasure effect that can also seek baffler 18 simultaneously with radiator 6 and baffler 18 compact arrangement at box house as far as possible.
Radiator 6 is devices of cooling circuit cooling water in motor 2, and it is through being connected with motor 2 connecting tube.
Baffler 18 is devices of eliminating the exhaust sound of motor 2.Baffler 18 is configured in the rear of radiator 6, and is connected with motor 2 through outlet pipe 21.The tailpipe 18a of baffler 18 is towards the top, extends to the top of casing 5 from baffler 18 always, and is promptly near the upper plate 9d, corresponding with the relief opening 15 at cover cap 9 tops.The waste gas that motor 2 produces via baffler 18, is discharged into the outside of casing 5 through outlet pipe 21 then from tailpipe 18a.
The top of motor 2 is provided with air-strainer 16.Air-strainer 16 is that outside air is purified the device of supply engine 2 afterwards.Air-strainer 16, is fixed near the place ahead of center pillar 11 as left and right directions with length direction, and is connected with motor 2 through suction tude.Be fixed on the center pillar 11 on the base 8.
On the cover cap 9 of air-strainer 16 tops, promptly upper plate 9d is provided with exhaust port 14.Exhaust port 14 is corresponding with the position of radiator 6, and its below is a radiator 6.Exhaust port 14 is configured in the mid-rear portion of upper plate 9d, is made up of the opening portion 14a that is matrix arrangement.Be communicated with the outside and inner of casing 5 through this exhaust port 14, when cooling fan 17 is driven by motor 2, can be discharged into casing 5 outsides sucking casing 5 inner cooling airs.
The base 8 of motor 2 belows is provided with the 3rd intake grill 13.As shown in Figure 8, the 3rd intake grill 13 comprise preceding the 3rd intake grill 13A, in the 3rd intake grill 13B and the back the 3rd intake grill 13C.Preceding the 3rd intake grill 13A is corresponding with the position of wind guide component 25, in the 3rd intake grill 13B corresponding with the position of generator 3, the back the 3rd intake grill 13C corresponding with the position of cooling fan 17.Preceding the 3rd intake grill 13A, in the 3rd intake grill 13B and the back the 3rd intake grill 13C constitute by the opening that is matrix arrangement respectively.
The right front top of motor 2 is provided with inverter 4.After the electric power that inverter 4 commutator generators 3 send, export after converting the alternating electromotive force of assigned frequency to.Inverter 4 is configured in the right flank of casing 5, promptly near the front side of the right sideboard 9b of cover cap 9.Be provided with fixed component between the right sideboard 9b of inverter 4 and cover cap 9.
Like Fig. 3, Fig. 5, Fig. 6 and shown in Figure 7, on the right-hand cover cap 9 of inverter 4, promptly right sideboard 9b is provided with the first intake grill 12A and the second intake grill 12B.The first intake grill 12A is corresponding with the position of inverter 4, is configured in the front upper side of right sideboard 9b, is made up of the opening portion 12a that is matrix arrangement.The second intake grill 12B is positioned at the below of the first intake grill 12A, is configured in the preceding downside of right sideboard 9b, is made up of the opening portion 12b that is matrix arrangement.
Like Fig. 2, Fig. 5, Fig. 6 and shown in Figure 7, the outside of inverter 4 is provided with sealing case 23, and sealing case 23 is connected with the suction tude of air-strainer 16.
The inboard of cover cap 9 and the second intake grill 12B corresponding section are provided with wind guide component 25, and the top of wind guide component 25 is provided with ventilated port, are connected with the inside of casing 5.Be provided with wind deflector in the wind guide component 25, inner S-shaped structure.
About wind guide component 25 and height than the second intake grill 12B about and height big, cover the second intake grill 12B from the rear by wind guide component 25.
Again referring to Fig. 2, the right-hand storage battery 24 that is provided with of motor 2.Storage battery 24 is the devices to supply electric power such as the control device of 2 the starting arrangement of being used to pilot engine, inverter 4 and control panels.
The diesel oil digital electricity generating 1 of above structure forms three cooling ducts in the inside of its casing 5.By forming the cooling duct that extends along fore-and-aft direction between the first intake grill 12A and air-strainer 16, motor 2, the baffler 18 is first air channel 31; The cooling duct that extends along fore-and-aft direction that between the second intake grill 12B and exhaust port 14, forms is second air channel 32; The cooling duct that extends along the vertical direction by forming between the 3rd intake grill 13 and the exhaust port 14 is the 3rd air channel.
Middle part is provided with motor 2 in the front and back of above-mentioned cooling duct in the present invention.The front space of motor 2 is made as the upstream side of cooling duct, and motor 2 rear space are made as the downstream side of cooling duct.At state configuration generator 3, inverter 4 and the air-strainer 16 of cooling duct upstream side, at the downstream side configuration radiator 6 and the baffler 18 of cooling duct with encirclement motor 2.
Cooling procedure of the present invention is following: see Fig. 2, when motor 2 drives cooling fans 17 rotations, get into the inside of casings 5 from the first intake grill 12A and the second intake grill 12B and the 3rd intake grill 13 as the outside air of cooling air.
The cooling air that gets into from the first intake grill 12A at first flows to the inverter 4 that is positioned at first air channel, 31 upstream sides, gets into equipment such as air-strainer 16, motor 2, baffler 18 through first air channel 31 then, shown in arrow among Fig. 2, Fig. 6 and Fig. 7.
The cooling air that gets into from the second intake grill 12B passes through second air channel 32; Cooling air flows to the top along S type passage; At first be directed to the air-strainer 16 and generator 3 that are positioned at the cooling duct upstream side; Be positioned at radiator 6 on the cooling duct etc. via periphery flow directions such as motor 2 and outlet pipes 21, be discharged into the outside of casing 5 at last from exhaust port 14, shown in arrow among Fig. 2, Fig. 6 and Fig. 7.
The cooling air that gets into from the 3rd intake grill 13 is through the 3rd air channel, is positioned at radiator 6 on the cooling duct etc. via periphery flow directions such as motor 2 and outlet pipes 21, is discharged into the outside of casing 5 at last from exhaust port 14.
The present invention has the following advantages:
1, the present invention is according to the cooling needs configuration of each device in the casing 5; At cooling duct motor 2 is set midway; At upstream side configuration generator 3, inverter 4 and the air-strainer 16 of cooling duct, at the downstream side configuration radiator 6 and the baffler 18 of cooling duct; Need the inverter 4 of cooling can cool off by the lower cooling air of temperature especially, improved the cooling effect of cooling air with air-strainer 16.In addition, other devices can dispose other devices by compactness to surround the state configuration of motor 2, can also serve as sound-proof wall simultaneously, reduce the noise of motor 2.
2, the first intake grill 12A inboard is provided with the sealing case 23 with inverter 4 sealings, makes first air channel 31 have pipeline configuration, can reduce from the first intake grill 12A to casing 5 external leaks noises.
3, the inboard of the second intake grill 12B is provided with wind guide component 25, can reduce the noise to casing 5 external leaks from the second intake grill 12B.
4, the cooling air from the 3rd intake grill 13 entering the 3rd air channel can balancedly cool off respectively device with the cooling air that gets into from the second intake grill 12B, reduces the deviation of cooling air cooling effect.

Claims (6)

1. one kind is prone to cooling compact type diesel oil digital electricity generating; Comprise the casing of forming by base (8) and cover cap (9) (5); Be provided with motor (2), generator (3), inverter (4), control gear (10), fuel tank (7), air-strainer (16), radiator (6) and baffler (18) in the said casing (5); It is characterized in that: said motor (2) is arranged on the middle part of said base (8); The place ahead of said motor (2) connects said generator (3); The place ahead of said generator (3) is provided with said fuel tank (7), and the top of said fuel tank (7) is provided with said control gear (10), and said control gear (10) is fixed on the said cover cap (9) in said fuel tank (7) the place ahead; The rear of said motor (2) is connected with cooling fan (17); It is the said radiator (6) and the said baffler (18) of length direction that the rear of said cooling fan (17) is disposed with the left and right directions, and the tailpipe (18a) of said baffler (18) is corresponding with the relief opening (15) at said cover cap (9) top; The top of said motor (2) is provided with said air-strainer (16), and the said cover cap (9) of said air-strainer (16) top is provided with exhaust port (14), and said exhaust port (14) is corresponding with the position of said radiator (6); The said base (8) of said motor (2) below is provided with the 3rd intake grill (13); The right front top of said motor (2) is provided with said inverter (4); Right-hand said cover cap (9) of said inverter (4) is provided with first intake grill (12A) and second intake grill (12B); Said first intake grill (12A) is corresponding with the position of said inverter (4), and said second intake grill (12B) is positioned at the below of said first intake grill (12A).
2. according to the described easy cooling compact type diesel oil digital electricity generating of claim 1, it is characterized in that: the outside of said inverter (4) is provided with sealing case (23), and said sealing case (23) is connected with the suction tude of said air-strainer (16).
3. according to the described easy cooling compact type diesel oil digital electricity generating of claim 1; It is characterized in that: the inboard of said cover cap (9) and said second intake grill (12B) corresponding section are provided with wind guide component (25); The top of said wind guide component (25) is provided with ventilated port, and said wind guide component is provided with wind deflector in (25).
4. according to the described easy cooling compact type diesel oil digital electricity generating of claim 3; It is characterized in that: said the 3rd intake grill (13) comprise preceding the 3rd intake grill (13A), in the 3rd intake grill (13B) and the back the 3rd intake grill (13C); Said preceding the 3rd intake grill (13A) is corresponding with the position of said wind guide component (25); The 3rd intake grill (13B) is corresponding with the position of said generator (3) in said, and said back the 3rd intake grill (13C) is corresponding with the position of said cooling fan (17).
5. according to the described easy cooling compact type diesel oil digital electricity generating of claim 1, it is characterized in that: the right-hand storage battery (24) that is provided with of said motor (2).
6. according to the described easy cooling compact type diesel oil digital electricity generating of claim 1, it is characterized in that: said base (8) is provided with center pillar (11), and said air-strainer (16) is fixed on the said center pillar (11).
CN 201110028002 2011-01-26 2011-01-26 Easy-cooling compact type diesel oil digital generator Active CN102042082B (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 201110028002 CN102042082B (en) 2011-01-26 2011-01-26 Easy-cooling compact type diesel oil digital generator
PCT/CN2012/000006 WO2012100635A1 (en) 2011-01-26 2012-01-04 Easy-cooling compact-type diesel digital generator

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CN102042082B true CN102042082B (en) 2012-06-13

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