CN102072017A - Diesel digital generator providing convenience for radiating and maintaining electrical elements - Google Patents

Diesel digital generator providing convenience for radiating and maintaining electrical elements Download PDF

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Publication number
CN102072017A
CN102072017A CN 201110028003 CN201110028003A CN102072017A CN 102072017 A CN102072017 A CN 102072017A CN 201110028003 CN201110028003 CN 201110028003 CN 201110028003 A CN201110028003 A CN 201110028003A CN 102072017 A CN102072017 A CN 102072017A
Authority
CN
China
Prior art keywords
generator
motor
electrical elements
electrical apparatus
baffler
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN 201110028003
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Chinese (zh)
Inventor
肖亨琳
赖发东
薛荣
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
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WUXI KAIPU DYNAMIC CO Ltd filed Critical WUXI KAIPU DYNAMIC CO Ltd
Priority to CN 201110028003 priority Critical patent/CN102072017A/en
Publication of CN102072017A publication Critical patent/CN102072017A/en
Priority to PCT/CN2012/000106 priority patent/WO2012100656A1/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M3/00—Portable or wheeled frames or beds, e.g. for emergency power-supply aggregates, compressor sets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
    • F02B63/044—Adaptations 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
    • F02B63/047—Movable engine-generator combinations on wheels

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention relates to a diesel digital generator providing convenience for radiating and maintaining electrical elements. An engine is arranged on the middle part of a pedestal; a generator is connected to the front of the engine; the front side of the generator is provided with a front partition plate; a control device is arranged above the front part of the front partition plate; an inverter and a storage battery are arranged in parallel from left to right below the front part of the generator; an air filter is arranged above the generator; a silencer is arranged behind the generator; a fuel box is arranged above the silencer; air inlets are formed on the back parts of the left and right side plates of a canopy hood and the front part of the pedestal; and air outlets are formed on the back side plate of the canopy hood and the back part of the pedestal. The electrical elements are arranged on the front part of a box body in a centralized mode by the front partition plate, so that maintenance space is greatly saved; and the cooling air inlets are formed below the electrical elements, and cooling air takes a great deal of heat away, so that the situations that the electrical elements work abnormally or the service life of the electrical elements is shortened and the like due to an over high temperature are avoided, and the maintenance frequency is lowered.

Description

The diesel oil digital electricity generating of being convenient to the electrical apparatus element heat radiation and safeguarding
Technical field
The present invention relates to the diesel oil digital electricity generating that to be located in motor and the generator etc. in the casing, specifically a kind of diesel oil digital electricity generating of being convenient to the electrical apparatus element heat radiation and safeguarding.
Background technique
The diesel oil digital electricity generating generally comprises motor, generator, inverter, electronic speed regulator, control gear, storage battery, fuel tank, air-strainer and baffler.The generator that engine-driving is generated electricity, the electric power that generator sends is converted to by inverter and exchanges back output, electronic speed regulator is regulated the rotating speed of control generator, control gear is controlled above-mentioned motor and above-mentioned generator, storage battery is given supply electric power such as the control device, control panel of the starting arrangement be used to pilot engine, inverter, fuel tank stores the fuel oil of supplying with above-mentioned motor, and air-strainer purifies the air of supplying with above-mentioned motor, and baffler is eliminated the exhaust sound 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 may cause heat radiation bad like this.
In the existing diesel oil digital electricity generating, the allocation position between each device is not quite reasonable, is unfavorable for the cooling of each device.For example; electrical apparatus element such as storage battery, inverter, control gear distribute and relatively to disperse, and regular meeting causes heat radiation uneven, in addition the maintenance of electrical apparatus element and dismantle cumbersome; and need additionally to leave service clearance at box house for it, be unfavorable for very much the miniaturization of casing.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, a kind of diesel oil digital electricity generating of being convenient to the electrical apparatus element heat radiation and safeguarding is provided, this generator both can make the electrical apparatus element heat radiation again effectively at each device of box house compact arrangement, and the maintenance of electrical apparatus element and convenient disassembly.
According to technological scheme provided by the invention, a kind of diesel oil digital electricity generating of being convenient to the electrical apparatus element heat radiation and safeguarding, comprise the casing of forming by base and cover cap, be provided with motor in the described casing, generator, inverter, control gear, storage battery, fuel tank, air-strainer and baffler, feature is: described motor is arranged on the middle part of described base, the place ahead of described motor connects described generator, the front side of described generator is provided with preceding dividing plate, the front upper of dividing plate is provided with described control gear before described, and the lower front of described generator is set side by side with described inverter and described storage battery from left to right; Described generator the top be provided with described air-strainer; The rear of described motor is provided with described baffler, and the top of described baffler is provided with described fuel tank; The rear portion of the left side plate of described cover cap and the front portion of described base are provided with intake grill, and on the back side panel of described cover cap and the rear portion of described base is provided with exhaust port.
The outer installment of described generator has wind scooper, and the right side of described wind scooper is fixed with electronic speed regulator, and the top of described electronic speed regulator is provided with described air-strainer.
The outer periphery of described baffler is equipped with the exhaust fan housing.
The right sideboard of described cover cap is provided with AD.
Compared with the prior art the present invention has the following advantages: the present invention with preceding dividing plate with storage battery, inverter, control gear and inner electrical apparatus element thereof are arranged on the front portion of casing, separate with other devices, the base of electrical apparatus element below is provided with the cooling air intake grill, cooling air is at the inswept storage battery that is positioned at above it, take away a large amount of heats during electrical apparatus element such as inverter and control gear, its surface temperature is reduced, stop situations such as non-normal working that above-mentioned electrical apparatus element cause owing to temperature is too high or life-span reduction, and can prevent that above-mentioned electrical apparatus element from producing fault because of high temperature, reduced frequency of maintenance.In addition, service clearance has greatly been saved in the zone, front side of electrical apparatus element centralized configuration such as storage battery, inverter and control gear preceding dividing plate in casing, helps the miniaturization of casing.
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 box house part-structure figure of the present invention when opening AD.
Fig. 4 is the rear view of rear structure of the present invention.
Fig. 5 is near the oblique drawing of the structure of preceding dividing plate among the present invention.
Fig. 6 is the front elevation of front side structure of the present invention.
Embodiment
The present invention is further illustrated below in conjunction with the embodiment in the accompanying drawing.
Among Fig. 1～Fig. 6, comprise diesel oil digital electricity generating 1, casing 10, cover cap 11, front side plate 11a, upper plate 11b, left sideboard 11c, right sideboard 11d, back side panel 11e, base 12, inverted U-shaped welded plate 12a, intake grill 13, the first intake grill 13A, the second intake grill 13B, the 3rd intake grill 13C, exhaust port 14, the first exhaust port 14A, the second exhaust port 14B, preceding dividing plate 16, exhaust fan housing 17, AD 18, air-strainer inlet box 19, storage battery 20, motor 30, air-strainer 31, baffler 32, tailpipe 32a, generator 40, wind scooper 40a, inverter 50, fuel tank 60, control gear 70, control panel 71, electronic speed regulator 80, fuel filter 90 etc.
Be the place ahead with arrow F direction among each figure of the embodiment of the invention, before and after the regulation and left and right directions.
As Fig. 1, Fig. 2 and shown in Figure 3, the present invention is a kind of diesel oil digital electricity generating of being convenient to the electrical apparatus element heat radiation and safeguarding, comprise the casing of forming by base 12 and cover cap 11 10, be provided with devices such as motor 30, generator 40, inverter 50, control gear 70, electronic speed regulator 80, storage battery 20, fuel tank 60, air-strainer 31 and baffler 32 in the casing 10.
Casing 10 is exterior package devices of diesel oil digital electricity generating 1, and portion is provided with motor 30 and generator 40 waits all devices within it.Casing 10 bottoms possess base 12, and top possesses cover cap 11.
Have intake grill 13 and exhaust port 14 on the casing 10.Intake grill 13 comprises the first intake grill 13A, the second intake grill 13B and the 3rd intake grill 13C; Exhaust port 14 comprises the first exhaust port 14A and the second exhaust port 14B.
Inside at casing 10, between intake grill 13 and exhaust port 14, form cooling duct, when motor 30 drives generator 40 proper functioning, just can the inside of casing 10 will be drawn into from intake grill 13 as the outside air of cooling air, enter cooling duct then, be discharged into the outside of casing 10 at last from exhaust port 14.
Both sides, the base 12 rear side left and right sides respectively is provided with one of land wheel, and both sides, the left and right sides, base 12 front side respectively is provided with one of universal wheels, the mobile operating of convenient so above-mentioned diesel oil digital electricity generating 1.
As shown in Figure 5, base 12 is approximately the rectangular box body of a top opening.The front portion of base 12 is provided with the 3rd intake grill 13C, and the 3rd intake grill 13C is near wind scooper 40a, and at the lower position of control gear 70.The rear portion of base 12 is provided with the second exhaust port 14B.The second exhaust port 14B is made of the opening group of oblique lower direction.Also possess the inverted U-shaped welded plate 12a that supports storage battery 20 on base 12, this inverted U-shaped welded plate 12a is welded on base 12 front sides, near near the front side plate 11a.
Referring to Fig. 1 and Fig. 3, cover cap 11 is configured in the top of base 12 again, from top covering base 12.Under this covering state, above base 12, the inboard square one-tenth of cover cap 11 holds the space of each device such as motor 30 and generator 40.
Cover cap 11 is case shape parts of the downwardly facing opening that is made of front side plate 11a, upper plate 11b, left sideboard 11c, right sideboard 11d and back side panel 11e.
The upside of the front side plate 11a of cover cap 11 is provided with easy-to-dismount cylindrical foundry goods elbow lifting handle.
The bottom of the back side panel 11e of cover cap 11 is provided with the first exhaust port 14A that the opening group by the left and right directions opening constitutes.
Be respectively equipped with oblique under shed and the recessed first intake grill 13A and the second intake grill 13B that constitutes to the opening group of plate inboard at the rear portion of left side plate 11c, the 11d of cover cap 11.
Near both sides that the three intake grill 13A of place, 13B among the present invention and 13C lay respectively at the exhaust fan housing 17 of baffler 32 outsides, and fuel tank 60 lower positions and wind scooper 40a, and at the lower position of control gear 70.
The right sideboard 11d of cover cap 11 is provided with AD 18.AD 18 can be opened at any time, has so both made things convenient for the dismounting and the maintenance of storage battery 20 and electronic speed regulator 80, has rationally utilized space in the casing 10 again, for other equipment provide abundant maintenance environment.
As Fig. 2～shown in Figure 5, the following describes each device in the casing 10.
Motor 30 is driving sources of casing 10 inner all devices.Motor 30 is configured in the substantial middle portion of casing 10 inside, is supported by the vibration control equipment (not shown) above the base 12.
The place ahead of motor 30 connects generator 40.Generator 40 is by the motivational drive generating of motor 30.
The front side of generator 40 is provided with preceding dividing plate 16, and the place ahead of preceding dividing plate 16 is provided with control gear 70, inverter 50 and storage battery 20, and preceding dividing plate 16 separates control gear 70, inverter 50 and devices such as storage battery 20 and rear side generator 40.Before dividing plate 16 right lower sides be provided with a cover plate that is easy to dismantle, if need repairing and just this cover plate pulled down when dismantling storage battery 20.The left side, rear portion is provided with air-strainer inlet box 19 on the preceding dividing plate 16, and is connected with air-strainer 31 with suction tude, and above-mentioned air-strainer inlet box 19 is positioned near generator 40 tops.
Control gear 70 is devices of control motor 30 and generator 40.Control gear 70 is at the front side portion of casing 10, promptly near the front side of the front side plate 11a of cover cap 11.Control box as control gear 70 external packing components is installed on the front side plate 11a, and is integrally formed with the control panel 71 that is arranged on front side plate 11a top.The inboard of control box 70a forms the space, possesses the appliance equipments such as D.C. contactor, relay, control module of control gear 70 in the space.
Control panel 71 is devices of the starting of operating diesel digital electricity generating 1 etc. and expression running state etc.Control panel 71 is configured in the place ahead of control gear 70, is exposed to the outside from the top of the front side plate 11a of cover cap 11.Possess the switch that is used for operating diesel digital electricity generating 1 operation on the control panel 71 and be used to represent the monitoring unit etc. of operation conditions.
The lower front of generator 40 is set side by side with inverter 50 and storage battery 20 from left to right.
Inverter 50 is exported after converting the alternating electromotive force of assigned frequency to after the electric power that commutator generator 40 sends.Inverter 50 is configured in the downside of control gear 70, promptly near the left side of storage battery 20.
Storage battery 20 is the devices to supply electric power such as the control device of be used to pilot engine 30 starting arrangements, inverter 50, control panels 71.Storage battery 20 is configured in the front portion of base 12, the lower position of control gear 70 and the right side of inverter 50 in casing 10 inside.Storage battery 20 from the top with storage battery fixedly belt be fixed on the inverted U-shaped welded plate 12a.
The outer installment of generator 40 has wind scooper 40a, and the right side of wind scooper 40a is fixed with electronic speed regulator 80, and the top of electronic speed regulator 80 is provided with air-strainer 31.
Electronic speed regulator 80 is devices of regulating control generator 40 rotating speeds.Electronic speed regulator 80 is configured on the block welding plate of intermediate portion welding on wind scooper 40a right side of above-mentioned generator 40 outsides.
The place ahead that electronic speed regulator 80 among the present invention is configured in motor 30 is the right side of the external packing component wind scooper 40a of generator 40, has enlarged the space between electronic speed regulator 80 and the high-temperature area, has reduced the transmission of heat.
Air-strainer 31 is that outside air is purified the device of supply engine 30 afterwards.Air-strainer 31 is configured in the right front of motor 30, and is positioned near the top of generator 40, is fixed on the cylinder head wind deflector of motor 30 tops, and is connected with motor 30 by suction tude.
The rear of motor 30 is provided with baffler 32, and the top of baffler 32 is provided with fuel tank 60.
Baffler 32 is devices of eliminating the exhaust sound of motor 30.Baffler 32 is configured in the rear of motor 30, and is connected with motor 30 by outlet pipe.Baffler 32 peripheries are provided with exhaust fan housing 17, make its only with the spatial communication of diesel oil digital electricity generating 1 rear side.
The tailpipe 32a of baffler 32 is towards the rear, and extends to the afterbody of casing 10 always, and is promptly near the back side panel 11e of cover cap 11, open-ended in its extension.The waste gas that motor 30 produces can pass through outlet pipe, via baffler 32, is discharged into the outside of casing 10 then from tailpipe 32a.
Fuel tank 60 is the devices that store the fuel oil of supply engine 30.Fuel tank 60 is configured in the rear side of motor 30, is fixed on exhaust fan housing 17 tops of baffler 32 peripheries.
Fuel filter 90 is devices of removing foreign matter in the fuel oil by filter cleaner.Fuel filter 90 is arranged on the L type fixed plate of exhaust fan housing 17 front sides welding.
The present invention is distributed in storage battery 20, inverter 50, control gear 70 and inner electrical apparatus element thereof the front side of casing 10 inside, separated with other devices by preceding dividing plate 16, the base of electrical apparatus element below is provided with cooling air intake grill 13C, be divided into two parts after the cooling air that enters from intake grill 13C enters cooling duct, a part of cooling air enter be positioned at above-mentioned before the circular intake grill of dividing plate 16 bottoms sucked generator 40 inner and cooling devices wherein by the cooling fan of wind scooper 40a inside; Another part cooling air enters above-mentioned air-strainer inlet box 19 after by the gap between the electrical apparatus element such as storage battery 20, inverter 50 and control gear 70, and is entered motor 30 inside after being sucked by above-mentioned air-strainer 31.Above-mentioned cooling air is taken away a large amount of heats when inswept electrical apparatus element such as storage battery 20, inverter 50 and control gear 70 that are positioned at above it, its surface temperature is reduced, stop situations such as non-normal working that above-mentioned electrical apparatus element cause owing to temperature is too high or life-span reduction.And, can prevent that above-mentioned electrical apparatus element from producing fault because of high temperature, reduced frequency of maintenance.
In addition, service clearance has greatly been saved in the zone, front side of electrical apparatus element centralized configuration such as storage battery 20, inverter 50 and control gear 70 preceding dividing plate 16 in casing 10, helps the miniaturization of casing 10.

Claims (4)

1. be convenient to the diesel oil digital electricity generating that electrical apparatus element dispel the heat and safeguard for one kind, comprise the casing of forming by base (12) and cover cap (11) (10), be provided with motor (30) in the described casing (10), generator (40), inverter (50), control gear (70), storage battery (20), fuel tank (60), air-strainer (31) and baffler (32), it is characterized in that: described motor (30) is arranged on the middle part of described base (12), the place ahead of described motor (30) connects described generator (40), the front side of described generator (40) is provided with preceding dividing plate (16), the front upper of dividing plate (16) is provided with described control gear (70) before described, and the lower front of described generator (40) is set side by side with described inverter (50) and described storage battery (20) from left to right; Described generator (40) the top be provided with described air-strainer (31); The rear of described motor (30) is provided with described baffler (32), and the top of described baffler (32) is provided with described fuel tank (60); The front portion of the rear portion of the left side plate of described cover cap (11) and described base (12) is provided with intake grill (13), and on the back side panel of described cover cap (11) and the rear portion of described base (12) is provided with exhaust port (14).
2. according to the described diesel oil digital electricity generating of being convenient to the electrical apparatus element heat radiation and safeguarding of claim 1, it is characterized in that: the outer installment of described generator (40) has wind scooper (40a), the right side of described wind scooper (40a) is fixed with electronic speed regulator (80), and the top of described electronic speed regulator (80) is provided with described air-strainer (31).
3. according to the described diesel oil digital electricity generating of being convenient to the electrical apparatus element heat radiation and safeguarding of claim 1, it is characterized in that: the outer periphery of described baffler (32) is equipped with exhaust fan housing (17).
4. according to the described diesel oil digital electricity generating of being convenient to the electrical apparatus element heat radiation and safeguarding of claim 1, it is characterized in that: the right sideboard (11d) of described cover cap (11) is provided with AD (18).
CN 201110028003 2011-01-26 2011-01-26 Diesel digital generator providing convenience for radiating and maintaining electrical elements Pending CN102072017A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN 201110028003 CN102072017A (en) 2011-01-26 2011-01-26 Diesel digital generator providing convenience for radiating and maintaining electrical elements
PCT/CN2012/000106 WO2012100656A1 (en) 2011-01-26 2012-01-20 Diesel digital generator convenient for heat dissipation and maintenance of electrical elements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201110028003 CN102072017A (en) 2011-01-26 2011-01-26 Diesel digital generator providing convenience for radiating and maintaining electrical elements

Publications (1)

Publication Number Publication Date
CN102072017A true CN102072017A (en) 2011-05-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201110028003 Pending CN102072017A (en) 2011-01-26 2011-01-26 Diesel digital generator providing convenience for radiating and maintaining electrical elements

Country Status (2)

Country Link
CN (1) CN102072017A (en)
WO (1) WO2012100656A1 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012100656A1 (en) * 2011-01-26 2012-08-02 无锡开普机械有限公司 Diesel digital generator convenient for heat dissipation and maintenance of electrical elements
CN103184929A (en) * 2013-03-21 2013-07-03 江苏苏美达机电有限公司 Engine-driven generator set
CN103594944A (en) * 2013-11-26 2014-02-19 无锡市泰新环保科技有限公司 Combined type outdoor power supply device
CN104214107A (en) * 2014-08-25 2014-12-17 浙江格美机电科技有限公司 Mobile sewage pump
CN104214107B (en) * 2014-08-25 2017-01-04 浙江格美机电科技有限公司 Portable sewage pump
CN108236343A (en) * 2016-12-23 2018-07-03 宁波方太厨具有限公司 A kind of ventilation and heat structure of cooking equipment
CN113898462A (en) * 2021-11-15 2022-01-07 尹登昌 Air cooling heat dissipation method for digital generator

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CN101446232A (en) * 2008-09-28 2009-06-03 无锡开普动力有限公司 Air-cooled generator set
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WO2010050479A1 (en) * 2008-10-28 2010-05-06 ヤンマー株式会社 Engine generator
CN201943810U (en) * 2011-01-26 2011-08-24 无锡开普机械有限公司 Diesel-oil digital generator convenient for heat dissipation and maintenance of electrical-apparatus element

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JP4326479B2 (en) * 2005-01-20 2009-09-09 本田技研工業株式会社 Engine-driven work machine
CN102072017A (en) * 2011-01-26 2011-05-25 无锡开普机械有限公司 Diesel digital generator providing convenience for radiating and maintaining electrical elements

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Publication number Priority date Publication date Assignee Title
CN101446232A (en) * 2008-09-28 2009-06-03 无锡开普动力有限公司 Air-cooled generator set
WO2010050479A1 (en) * 2008-10-28 2010-05-06 ヤンマー株式会社 Engine generator
CN201329814Y (en) * 2008-12-12 2009-10-21 无锡开普动力有限公司 Vehicle-mounted electric generating set
CN201943810U (en) * 2011-01-26 2011-08-24 无锡开普机械有限公司 Diesel-oil digital generator convenient for heat dissipation and maintenance of electrical-apparatus element

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012100656A1 (en) * 2011-01-26 2012-08-02 无锡开普机械有限公司 Diesel digital generator convenient for heat dissipation and maintenance of electrical elements
CN103184929A (en) * 2013-03-21 2013-07-03 江苏苏美达机电有限公司 Engine-driven generator set
CN103594944A (en) * 2013-11-26 2014-02-19 无锡市泰新环保科技有限公司 Combined type outdoor power supply device
CN103594944B (en) * 2013-11-26 2015-12-09 无锡市泰新环保科技有限公司 Combined outdoor electric supply installation
CN104214107A (en) * 2014-08-25 2014-12-17 浙江格美机电科技有限公司 Mobile sewage pump
CN104214107B (en) * 2014-08-25 2017-01-04 浙江格美机电科技有限公司 Portable sewage pump
CN108236343A (en) * 2016-12-23 2018-07-03 宁波方太厨具有限公司 A kind of ventilation and heat structure of cooking equipment
CN108236343B (en) * 2016-12-23 2024-04-02 宁波方太厨具有限公司 Ventilation and heat dissipation structure of cooking equipment
CN113898462A (en) * 2021-11-15 2022-01-07 尹登昌 Air cooling heat dissipation method for digital generator
CN113898462B (en) * 2021-11-15 2024-02-23 尹登昌 Air cooling heat dissipation method for digital generator

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Application publication date: 20110525