CN105846592A - Air intake cooling system for variable frequency generating set - Google Patents
Air intake cooling system for variable frequency generating set Download PDFInfo
- Publication number
- CN105846592A CN105846592A CN201610180873.4A CN201610180873A CN105846592A CN 105846592 A CN105846592 A CN 105846592A CN 201610180873 A CN201610180873 A CN 201610180873A CN 105846592 A CN105846592 A CN 105846592A
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- China
- Prior art keywords
- guard shield
- electromotor
- converter
- air intake
- framework
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- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses an air intake cooling system for a variable frequency generating set. A shield I (1), a shield III (7), a shield II (5) and a shield IV (12) are respectively installed on the front, back, left and right sides of a framework. A fuel tank (2) is assembled with an electrical box (6), the shield I (1), the shield II (5), the shield III (7) and the shield IV (12) to form a working area, and an engine (8), a generator (9) and a frequency converter (11) are situated in the working area. An air outlet (18) in the shield I (1) corresponds to a silencer assembly (15) of the engine. Air intake holes and air intake channels are arranged in a wind gathering hood at one side of a starter (14) of the engine at the direction facing the body of the engine (8) and an upper fuel tank (2). The generator (9) is connected with the frequency converter (11) through a frequency converter support (10), frequency converter heat radiating fins (13) are installed on the back of the frequency converter (11), and the air intake holes are situated above the frequency converter support (10).
Description
Technical field
The present invention relates to a kind of variable-frequency power generation unit air intake cooling system.
Background technology
Current variable-frequency power generation unit is mainly made up of electromotor, electromotor, frequency-variable controller and other auxiliary device, the chemical energy of burning release is converted into mechanical energy by electromotor in the course of the work, changes mechanical energy is electric energy by electromotor, both the most all can supervene substantial amounts of heat energy, during converter AC-DC conversion, self also can produce certain heat, for guaranteeing that whole generating set runs well, need sound ventilation environment, body can be adequately cooled, and on market, major part generating set is all unenclosed construction.On the other hand, generating set work process can produce bigger noise, injure user and other people orthobiosis, for reducing noise, conventional method is made as totally enclosed structure, but for solving the heat dissipation problem run after machine is closed, often arrange the cooling air channel system of complexity, the volume and weight of generating set all greatly increases, and corresponding cost improves the most therewith, and performance is than declining.
Summary of the invention
The invention provides a kind of variable-frequency power generation unit air intake cooling system, which increase relatively simple guard shield, effectively reduce the noise that generating set produces, improve environment during use, and saved cost.
nullPresent invention employs techniques below scheme: a kind of variable-frequency power generation unit air intake cooling system，Described variable-frequency power generation unit includes framework，Framework is provided with fuel tank and electrical appliance kit，Electromotor is installed in framework、Electromotor and converter，It is additionally provided with guard shield I、Guard shield II、Guard shield III and guard shield IV，Guard shield I is arranged on the rear side of framework，Guard shield III is arranged on the front side of framework，Guard shield II is arranged on the left side of framework，Guard shield IV is arranged on the right side of framework，Fuel tank and electrical appliance kit、Guard shield I、Guard shield II、Guard shield III and guard shield IV constitute working region after assembling，Electromotor、Electromotor and converter are positioned at working region，Cool down in working region after the starter and electromotor both sides suction airflow respectively of electromotor during generating set work，It is provided with space between guard shield I and guard shield III and the bottom of framework，Guard shield I is provided with air outlet，Air outlet is corresponding with muffler for motor assembly，The starter side of electromotor is provided with wind-collecting cover，Wind-collecting cover is provided with fresh air inlet and air intake passage towards the direction of engine body and upper fuel tank，The air-flow making the starter of entrance electromotor first passes through from electromotor and electromotor surface，Electromotor is connected with converter by converter support，Converter is fixed on converter support，Converter back is provided with converter fin，The top of converter support is air inlet，Air-flow takes away, through converter fin, the heat that converter produces，Enter back into electromotor，Air-flow first passes through from electromotor and electromotor surface，Take away the heat of machine surface.
The inner surface of described guard shield I is provided with sponge I.The inner surface of described guard shield II is provided with sponge II, and wind-collecting cover is fitted with guard shield II completely by sponge II, and sponge can will not transfer vibrations on guard shield II when electromotor works, and can ensure that again and does not have flow leakage between guard shield II and wind-collecting cover.The inner surface of described guard shield III glues note sponge III.The inner surface of described guard shield IV all glues note sponge IV.Described guard shield II is provided with shutter groove I.Described guard shield III is provided with shutter groove II.
The method have the advantages that after have employed above technical scheme, invention increases relatively simple guard shield, effectively reduce the noise that generating set produces, improve environment during use, and saved cost, the additionally internal converter support being provided with wind-collecting cover and band air intake passage so that machine surface is first cooled down by the air entering electromotor and electromotor, has reached the environmental effect of unenclosed construction generating set.Sponge is pasted in the inner side of guard shield I of the present invention, guard shield II, guard shield III and guard shield IV, so can effectively reduce total noise of centrifuge.It is provided with space between guard shield I and guard shield III and the bottom of framework of the present invention, so can be so that extraneous air enters.Guard shield II of the present invention is provided with shutter groove I, so can meet the fresh air of electromotor job demand, and guard shield III of the present invention is provided with shutter groove II, so increases a part of intake.The inner surface of guard shield II of the present invention is provided with sponge II, and wind-collecting cover is fitted with guard shield II completely by sponge II, and sponge can will not transfer vibrations on guard shield II when electromotor works, and can ensure that again and does not have flow leakage between guard shield II and wind-collecting cover.
Accompanying drawing explanation
Fig. 1 is the result schematic diagram of the present invention.
Fig. 2 is present invention wind direction schematic diagram when cooling down.
Fig. 3 is the structural representation of wind-collecting cover of the present invention.
Fig. 4 is the structural representation of converter support of the present invention.
Detailed description of the invention
nullEmbodiment one，At Fig. 1、Fig. 2、In Fig. 3 and Fig. 4，One variable-frequency power generation unit air intake cooling system of the present invention，Described variable-frequency power generation unit includes framework 3，Framework 3 is provided with fuel tank 2 and electrical appliance kit 6，Electromotor 8 is installed in framework 3、Electromotor 9 and converter 11，It is additionally provided with guard shield I 1、Guard shield II 5、Guard shield III 7 and guard shield IV 12，Guard shield I 1 is arranged on the rear side of framework，Guard shield III 7 is arranged on the front side of framework，Guard shield II 5 is arranged on the left side of framework，Guard shield IV 12 is arranged on the right side of framework，Rear fuel tank and electrical appliance kit、Guard shield I 1、Guard shield II 5、Guard shield III 7 and guard shield IV 12 constitute working region after assembling，The inner surface of described guard shield I 1 is provided with sponge I，The inner surface of described guard shield II 5 is provided with sponge II，Wind-collecting cover 4 is fitted with guard shield II 5 completely by sponge II，Sponge will not be able to transfer vibrations on guard shield II 5 when electromotor 8 works,Can ensure that again and between guard shield II 5 and wind-collecting cover 4, do not have flow leakage，The inner surface of described guard shield III 7 glues note sponge III，The inner surface of described guard shield IV 12 all glues note sponge IV，Electromotor 8、Electromotor 9 and converter 11 are positioned at working region，Cool down in working region after the starter 14 and electromotor 9 both sides suction airflow respectively of electromotor during generating set work，It is provided with space between guard shield I 1 and guard shield III 7 and the bottom of framework，Guard shield I 1 is provided with air outlet 18，Air outlet 18 is corresponding with muffler for motor assembly 15，In electromotor 8 burning and body, the heat of cavity radiating is discharged from air outlet 18 by muffler for motor assembly 15，Starter 14 side of electromotor is provided with wind-collecting cover 4，Wind-collecting cover 4 is provided with fresh air inlet and air intake passage towards the direction of electromotor 8 body and upper fuel tank 2，The air-flow making the starter 14 of entrance electromotor first passes through from electromotor 8 and electromotor 9 surface，Electromotor 9 is connected with converter 11 by converter support 10，Converter 11 is fixed on converter support 10，Converter 11 back is provided with converter fin 13，The top of converter support 10 is air inlet，Air-flow takes away, through converter fin 13, the heat that converter 11 produces，Enter back into electromotor 9，Air-flow first passes through from electromotor 8 and electromotor 9 surface，Take away the heat of machine surface，Described guard shield II 5 is provided with shutter groove I 16，Described guard shield III 7 is provided with shutter groove II 17.The above embodiment of the present invention is to say the exemplary embodiment enumerated rather than the restriction being made embodiments of the present invention by the explanation present invention.The obvious variation pattern amplified out by the prompting of the embodiment of the present invention is still in the scope of the present invention.
Claims (7)
- null1. a variable-frequency power generation unit air intake cooling system，Described variable-frequency power generation unit includes framework (3)，Framework (3) is provided with fuel tank (2) and electrical appliance kit (6)，Electromotor (8) is installed in framework (3)、Electromotor (9) and converter (11)，It is characterized in that it is additionally provided with guard shield I (1)、Guard shield II (5)、Guard shield III (7) and guard shield IV (12)，Guard shield I (1) is arranged on the rear side of framework (3)，Guard shield III (7) is arranged on the front side of framework，Guard shield II (5) is arranged on the left side of framework (3)，Guard shield IV (12) is arranged on the right side of framework，Fuel tank (2) and electrical appliance kit (6)、Guard shield I (1)、Guard shield II (5)、Guard shield III (7) and guard shield IV (12) constitute working region after assembling，Electromotor (8)、Electromotor (9) and converter (11) are positioned at working region，Cool down in working region after the starter (14) and electromotor (9) both sides suction airflow respectively of electromotor during generating set work，It is provided with space between the bottom of guard shield I (1) and guard shield III (7) and framework (3)，Guard shield I (1) is provided with air outlet (18)，Air outlet (18) is corresponding with muffler for motor assembly (15)，Starter (14) side of electromotor is provided with wind-collecting cover (4)，Wind-collecting cover (4) is provided with fresh air inlet and air intake passage towards the direction of electromotor (8) body and upper fuel tank (2)，The air-flow making the starter (14) of entrance electromotor first passes through from electromotor (8) and electromotor (9) surface，Electromotor (9) is connected with converter (11) by converter support (10)，Converter (11) is fixed on converter support (10)，Converter (11) back is provided with converter fin (13)，The top of converter support (10) is air inlet，Air-flow takes away, through converter fin (13), the heat that converter (11) produces，Enter back into electromotor (9)，Air-flow first passes through from electromotor (8) and electromotor (9) surface，Take away the heat of machine surface.
- Variable-frequency power generation unit air intake cooling system the most according to claim 1, is characterized in that the inner surface of described guard shield I (1) is provided with sponge I.
- Variable-frequency power generation unit air intake cooling system the most according to claim 1; it is characterized in that the inner surface of described guard shield II (5) is provided with sponge II; wind-collecting cover (4) is fitted with guard shield II (5) completely by sponge II; sponge will not be able to transfer vibrations on guard shield II (5) when electromotor (8) works, and can ensure that again and does not have flow leakage between guard shield II (5) and wind-collecting cover (4).
- Variable-frequency power generation unit air intake cooling system the most according to claim 1, is characterized in that the inner surface of described guard shield III (7) glues note and has sponge III.
- Variable-frequency power generation unit air intake cooling system the most according to claim 1, is characterized in that the inner surface of described guard shield IV (12) all glues note and has sponge IV.
- Variable-frequency power generation unit air intake cooling system the most according to claim 1, is characterized in that described guard shield II (5) is provided with shutter groove I (16).
- Variable-frequency power generation unit air intake cooling system the most according to claim 1, is characterized in that described guard shield III (7) is provided with shutter groove II (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180873.4A CN105846592B (en) | 2016-03-28 | 2016-03-28 | A kind of variable-frequency power generation unit enters the wind cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180873.4A CN105846592B (en) | 2016-03-28 | 2016-03-28 | A kind of variable-frequency power generation unit enters the wind cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105846592A true CN105846592A (en) | 2016-08-10 |
| CN105846592B CN105846592B (en) | 2018-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610180873.4A Active CN105846592B (en) | 2016-03-28 | 2016-03-28 | A kind of variable-frequency power generation unit enters the wind cooling system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343507A (en) * | 2018-05-02 | 2018-07-31 | 隆鑫通用动力股份有限公司 | A kind of generating set |
| CN108343506A (en) * | 2018-05-02 | 2018-07-31 | 隆鑫通用动力股份有限公司 | A kind of generating set |
| CN108343508A (en) * | 2018-05-02 | 2018-07-31 | 隆鑫通用动力股份有限公司 | A kind of generating set |
| CN108418334A (en) * | 2018-05-02 | 2018-08-17 | 隆鑫通用动力股份有限公司 | Generator seal casinghousing and generator |
| CN111075552A (en) * | 2019-12-31 | 2020-04-28 | 隆鑫通用动力股份有限公司 | Variable frequency generator set |
| CN111107735A (en) * | 2019-12-31 | 2020-05-05 | 隆鑫通用动力股份有限公司 | Frequency converter cooling device of generator set and mounting method |
| CN111140346A (en) * | 2020-01-15 | 2020-05-12 | 宁德扬科狮虎进出口有限公司 | Portable variable frequency generator set with frame |
| CN112648073A (en) * | 2020-12-31 | 2021-04-13 | 江苏杰特动力科技有限公司 | Small diesel variable-frequency generator set |
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| CN104578715A (en) * | 2015-01-28 | 2015-04-29 | 苏州圆能动力科技有限公司 | Inverter cooling structure of portable generator set |
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| CN206226194U (en) * | 2016-03-28 | 2017-06-06 | 江苏杰特动力科技有限公司 | A kind of variable-frequency power generation unit air intake cooling system |
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| US20080093862A1 (en) * | 2006-10-24 | 2008-04-24 | Billy Brandenburg | Cooling system for a portable generator |
| CN101635486A (en) * | 2009-08-24 | 2010-01-27 | 隆鑫工业有限公司 | generator of engine |
| CN105422274A (en) * | 2014-09-18 | 2016-03-23 | 苏州金鼎机械制造有限公司 | Silent type generator set |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343506B (en) * | 2018-05-02 | 2024-03-15 | 隆鑫通用动力股份有限公司 | Generating set |
| CN108343506A (en) * | 2018-05-02 | 2018-07-31 | 隆鑫通用动力股份有限公司 | A kind of generating set |
| CN108343508A (en) * | 2018-05-02 | 2018-07-31 | 隆鑫通用动力股份有限公司 | A kind of generating set |
| CN108418334A (en) * | 2018-05-02 | 2018-08-17 | 隆鑫通用动力股份有限公司 | Generator seal casinghousing and generator |
| CN108343507A (en) * | 2018-05-02 | 2018-07-31 | 隆鑫通用动力股份有限公司 | A kind of generating set |
| CN108343508B (en) * | 2018-05-02 | 2024-03-15 | 隆鑫通用动力股份有限公司 | Generating set |
| CN108418334B (en) * | 2018-05-02 | 2024-04-30 | 隆鑫通用动力股份有限公司 | Generator seal housing and generator |
| CN108343507B (en) * | 2018-05-02 | 2024-08-02 | 隆鑫通用动力股份有限公司 | Generating set |
| CN111075552A (en) * | 2019-12-31 | 2020-04-28 | 隆鑫通用动力股份有限公司 | Variable frequency generator set |
| CN111107735A (en) * | 2019-12-31 | 2020-05-05 | 隆鑫通用动力股份有限公司 | Frequency converter cooling device of generator set and mounting method |
| CN111107735B (en) * | 2019-12-31 | 2022-01-25 | 隆鑫通用动力股份有限公司 | Frequency converter cooling device of generator set and mounting method |
| CN111140346A (en) * | 2020-01-15 | 2020-05-12 | 宁德扬科狮虎进出口有限公司 | Portable variable frequency generator set with frame |
| CN112648073A (en) * | 2020-12-31 | 2021-04-13 | 江苏杰特动力科技有限公司 | Small diesel variable-frequency generator set |
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| CN105846592B (en) | 2018-07-03 |
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