CN107659097A - A kind of flame proof high-efficient heat-dissipating threephase asynchronous - Google Patents
A kind of flame proof high-efficient heat-dissipating threephase asynchronous Download PDFInfo
- Publication number
- CN107659097A CN107659097A CN201711049952.2A CN201711049952A CN107659097A CN 107659097 A CN107659097 A CN 107659097A CN 201711049952 A CN201711049952 A CN 201711049952A CN 107659097 A CN107659097 A CN 107659097A
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- CN
- China
- Prior art keywords
- rear end
- end cap
- flame proof
- motor shaft
- dissipating
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K17/00—Asynchronous induction motors; Asynchronous induction generators
- H02K17/02—Asynchronous induction motors
- H02K17/12—Asynchronous induction motors for multi-phase current
-
- 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
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/136—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof
-
- 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
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- 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
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a kind of flame proof high-efficient heat-dissipating threephase asynchronous, including stator, rotor, motor shaft, motor casing, drive end bearing bracket and rear end cap, terminal box is installed outside motor casing, motor shaft is connected with drive end bearing bracket by fore bearing, motor shaft is connected with rear end cap by rear bearing, the part that motor shaft is stretched out outside rear end cap is provided with fan blade, is characterized in：The copper cash of stator and rotor is wrapped up in using high-strength polyester enamel-cover, the flame proof joint of three current supply cable accesses is provided with terminal box, flame proof joint includes joint shell and the clamp nut for compressing cable, sealing ring is provided between joint shell and clamp nut, O-ring is provided between joint shell and terminal box；Rear end cap is provided centrally with shaft hole, and bearing block is provided with the inside of rear end cap, several slotted eyes are provided with rear end cap, slotted eye in intert high heat conduction fin is installed.The present invention has the characteristics of explosion insulation performance is strong, heat conduction and heat radiation performance is good.
Description
Technical field
The invention belongs to technical field of motors, more particularly, to a kind of flame proof high-efficient heat-dissipating threephase asynchronous.
Background technology
Threephase asynchronous machine is a kind of alternating current generator, is one kind electricity for leaning on while accessing the power supply of 380V three-phase alternating-current supplies
Motivation.Because it has simple in construction, manufacture, use and maintenance are convenient, and reliable and quality is smaller, and cost is more low excellent
Point, so being widely used in driving lathe, water pump, compressor, lifting hoisting equipment, mining machinery, light industry and machinery, agricultural and sideline production
In most of workers and peasants' manufacturing machines such as product processing equipment and household electrical appliance and various electric tools, small-sized several point devices.
Because such motor is frequently applied under some hazardous environments, for example exist in the working environment such as mine
Inflammable and explosive gas, common motor may produce spark, electric arc etc. and ignite gas, and accident occurs.Therefore people
Devise a kind of threephase asynchronous of flame-proof type, its principle be by equipment in normal operation, it would be possible to produce spark, electricity
The part of arc or dangerous high temperature is placed in flameproof enclosure, and flameproof enclosure can bear internal pressure and will not damage, and can guarantee that interior
When the flame gas in portion is propagated by gap, energy is reduced, is not enough to ignite the gas outside shell.
At present, the terminal box of explosion separation motor with easily loosening after long-time use in the presence of a harsh environment at cable connection
Phenomena such as rotten, occurs, so as to have impact on the explosion insulation performance of motor.
The heat abstractor that conventional motors are set in itself is generally radiating ribs and fan blade on casing, but motor is in reality
In use, easily causing electric motor overheating because usage time is long, radiate not in time, the situation for causing motor easily to burn
Occur, increase cost, and greatly shorten the service life of motor.
The content of the invention
The purpose of the present invention is to be directed to above-mentioned the shortcomings of the prior art, there is provided a kind of flame proof high-efficient heat-dissipating three is different
Motor is walked, it has the characteristics of explosion insulation performance is strong, heat conduction and heat radiation performance is good.
To achieve these goals, the technical solution adopted in the present invention is：A kind of flame proof high-efficient heat-dissipating is phase asynchronous
Motor, including stator, rotor, motor shaft, motor casing and the drive end bearing bracket and rear end cap that are installed on motor casing rear and front end, it is described
Motor shaft transverse horizontal be arranged in motor casing and described motor shaft is stretched out outside drive end bearing bracket and rear end cap, described motor casing
Terminal box is installed outside, described motor shaft is connected with drive end bearing bracket by fore bearing, and described motor shaft passes through with rear end cap
Bearing is connected afterwards, and the part that described motor shaft is stretched out outside rear end cap is provided with the copper cash of fan blade, described stator and rotor
Wrapped up in using high-strength polyester enamel-cover, be provided with the flame proof joint of three current supply cables access in described terminal box, it is described every
Quick-fried joint includes joint shell and the clamp nut for compressing cable, is provided between described joint shell and clamp nut
Sealing ring and sealing ring is resisted against on cable, is provided with O type circles between described joint shell and terminal box；The rear end cap
Be provided centrally with shaft hole, the bearing block concentric with shaft hole is provided with the inside of the rear end cap, on the rear end cap
Several are provided with centered on shaft hole and equally distributed slotted eye, intert in described slotted eye and high heat conduction radiating is installed
Piece.
The periphery of the rear end cap be uniformly provided with several connection stake, it is described connection stake on be respectively arranged with laterally and
Vertical screw.
The high heat conduction fin is conductive graphite piece.
Described fan blade is integrally formed using electrostatic plastic material.
After said structure, the invention has the advantages that compared with the prior art,：The flame proof joint bag of the present invention
Joint shell and clamp nut are included, and is provided with sealing ring between joint shell and clamp nut and sealing ring is resisted against cable
On, then O type circles are provided between joint shell and terminal box, make it have very strong explosion insulation performance；Set on rear end cap
Slotted eye, and intert high heat conduction fin in slotted eye, the space cavity that high heat conduction fin can enter in motor, can effectively it inhale
The high temperature in motor is received, and high temperature conduction is distributed to outside machine cavity, perfect heat-dissipating, ensures the safe to use of motor,
Improve the service life of motor.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of terminal box.
Fig. 3 is the front view of rear end cap.
Fig. 4 is the sectional view of rear end cap.
Embodiment
As described below is only presently preferred embodiments of the present invention, is not intended to limit the scope of the present invention, ties below
Closing drawings and examples, the present invention is further described.
Embodiment, as shown in Fig. 1 to Fig. 4：A kind of flame proof high-efficient heat-dissipating threephase asynchronous, including stator, rotor,
Motor shaft 1, motor casing 2 and the drive end bearing bracket 3 and rear end cap 4 that are installed on the rear and front end of motor casing 2, described 1 horizontal water of motor shaft
It is flat to be arranged in motor casing 2 and outside described motor shaft 1 stretching drive end bearing bracket 3 and rear end cap 4, be provided with outside described motor casing 2
Terminal box 5, described motor shaft 1 are connected with drive end bearing bracket 3 by fore bearing 6, and described motor shaft 1 is with rear end cap 4 by rear
Bearing 7 is connected, and the part that described motor shaft 1 is stretched out outside rear end cap 4 is provided with the copper of fan blade 8, described stator and rotor
Line is wrapped up in using high-strength polyester enamel-cover, and the flame proof joint 9 of three current supply cable accesses is provided with described terminal box 5, described
Flame proof joint 9 include joint shell 10 and the clamp nut 11 for compressing cable, described joint shell 10 is with compressing spiral shell
Sealing ring 12 is provided between mother 11 and sealing ring 12 is resisted against on cable, is set between described joint shell 10 and terminal box 5
It is equipped with O types circle 13；The rear end cap 4 is provided centrally with shaft hole 14, and the inner side of the rear end cap 4 is provided with and shaft hole
14 concentric bearing blocks 15, are provided with several on the rear end cap 4 centered on shaft hole 14 and equally distributed slotted eye
16, intert in described slotted eye 16 and high heat conduction fin 17 is installed.
The periphery of the rear end cap 4 is uniformly provided with several connection stakes 18, is respectively arranged with the connection stake 18
Horizontal and vertical screw, it is easy to the installation of rear end cap 4 and motor casing 2 and is easy to the installation of fan housing and rear end cap 4.
Preferably, the high heat conduction fin 17 is conductive graphite piece.
Preferably, described fan blade 8 is integrally formed using electrostatic plastic material.
The flame proof joint 9 of the present invention includes joint shell 10 and clamp nut 11, and in joint shell 10 and clamp nut
Sealing ring 12 is provided between 11 and sealing ring 12 is resisted against on cable, then O is provided between joint shell 10 and terminal box 5
Type circle 13, make it have very strong explosion insulation performance；Slotted eye 16 is set on rear end cap 4, and interts high heat conduction in slotted eye 16 and dissipates
Backing 17, the space cavity that high heat conduction fin 17 enters in motor, can effectively absorb the high temperature in motor, and high temperature is passed
Lead and distribute to outside machine cavity, perfect heat-dissipating, ensure the safe to use of motor, improve the service life of motor.
Claims (4)
1. a kind of flame proof high-efficient heat-dissipating threephase asynchronous, including stator, rotor, motor shaft（1）, motor casing（2）And peace
Loaded on motor casing（2）The drive end bearing bracket of rear and front end（3）And rear end cap（4）, described motor shaft（1）Transverse horizontal is arranged in motor
Shell（2）Interior and described motor shaft（1）Stretch out drive end bearing bracket（3）And rear end cap（4）Outside, described motor casing（2）Outer be provided with connects
Line box（5）, described motor shaft（1）With drive end bearing bracket（3）Pass through fore bearing（6）It is connected, described motor shaft（1）With rear end cap
（4）Pass through rear bearing（7）It is connected, described motor shaft（1）Stretch out rear end cap（4）Outer part is provided with fan blade（8）, it is special
Sign is：Described stator and the copper cash of rotor are wrapped up in using high-strength polyester enamel-cover, described terminal box（5）On be provided with three
The flame proof joint of individual current supply cable access（9）, described flame proof joint（9）Including joint shell（10）With the pressure for compressing cable
Tight nut（11）, described joint shell（10）With clamp nut（11）Between be provided with sealing ring（12）And sealing ring（12）Support
It is against on cable, described joint shell（10）With terminal box（5）Between be provided with O type circles（13）；The rear end cap（4）'s
It is provided centrally with shaft hole（14）, the rear end cap（4）Inner side be provided with and shaft hole（14）Concentric bearing block（15）,
The rear end cap（4）On be provided with several with shaft hole（14）Centered on and equally distributed slotted eye（16）, described slotted eye
（16）In intert high heat conduction fin is installed（17）.
A kind of 2. flame proof high-efficient heat-dissipating threephase asynchronous according to claim 1, it is characterised in that：The rear end
Lid（4）Periphery be uniformly provided with several connection stake（18）, the connection stake（18）On be respectively arranged with it is laterally and vertical
Screw.
A kind of 3. flame proof high-efficient heat-dissipating threephase asynchronous according to claim 1, it is characterised in that：The height is led
Hot fin（17）For conductive graphite piece.
A kind of 4. flame proof high-efficient heat-dissipating threephase asynchronous according to claim 1, it is characterised in that：Described wind
Leaf（8）It is integrally formed using electrostatic plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711049952.2A CN107659097A (en) | 2017-10-31 | 2017-10-31 | A kind of flame proof high-efficient heat-dissipating threephase asynchronous |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711049952.2A CN107659097A (en) | 2017-10-31 | 2017-10-31 | A kind of flame proof high-efficient heat-dissipating threephase asynchronous |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107659097A true CN107659097A (en) | 2018-02-02 |
Family
ID=61095928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711049952.2A Withdrawn CN107659097A (en) | 2017-10-31 | 2017-10-31 | A kind of flame proof high-efficient heat-dissipating threephase asynchronous |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107659097A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7517838U (en) * | 1975-06-04 | 1977-03-03 | Lutz, Gerhard, 6980 Wertheim | ELECTRIC MACHINE, IN PARTICULAR FIREWATER AND EXPLOSION-PROTECTED ELECTRIC MACHINE |
| JPH08163826A (en) * | 1994-12-07 | 1996-06-21 | Yaskawa Electric Corp | Electric rotating machine with rotation detector |
| CN101929668A (en) * | 2010-10-07 | 2010-12-29 | 东莞市万丰纳米材料有限公司 | Radiating module |
| JP2011223817A (en) * | 2010-04-14 | 2011-11-04 | Hitachi Industrial Equipment Systems Co Ltd | Rotating electrical machine |
| CN202435199U (en) * | 2011-12-31 | 2012-09-12 | 大连熵立得传热技术有限公司 | Heat pipe module heat-dissipation type oil-bath electric motor |
| CN202872534U (en) * | 2012-09-26 | 2013-04-10 | 六安江淮电机有限公司 | Novel super-high-efficiency explosion-proof motor |
| CN203660717U (en) * | 2014-01-24 | 2014-06-18 | 湖州正豪电器科技有限公司 | Miniature motor rapid cooling housing |
| CN104578504A (en) * | 2014-12-31 | 2015-04-29 | 天津市松正电动汽车技术股份有限公司 | Motor with rotor cooled |
| CN204465284U (en) * | 2015-03-24 | 2015-07-08 | 浙江万时达电机有限公司 | A kind of Flame-Proof Three-Phase Induction Motors |
| CN104836380A (en) * | 2015-05-27 | 2015-08-12 | 巢惠英 | Alternating current induction motor |
| CN105932828A (en) * | 2016-07-10 | 2016-09-07 | 襄阳华博士新能源科技有限公司 | Motor with heat conduction pipe |
| CN206099583U (en) * | 2016-08-24 | 2017-04-12 | 天津东方兴泰工业科技股份有限公司 | Car motor casing |
| CN207339609U (en) * | 2017-10-31 | 2018-05-08 | 浙江万时达电机有限公司 | A kind of flame proof high-efficient heat-dissipating threephase asynchronous |
-
2017
- 2017-10-31 CN CN201711049952.2A patent/CN107659097A/en not_active Withdrawn
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7517838U (en) * | 1975-06-04 | 1977-03-03 | Lutz, Gerhard, 6980 Wertheim | ELECTRIC MACHINE, IN PARTICULAR FIREWATER AND EXPLOSION-PROTECTED ELECTRIC MACHINE |
| JPH08163826A (en) * | 1994-12-07 | 1996-06-21 | Yaskawa Electric Corp | Electric rotating machine with rotation detector |
| JP2011223817A (en) * | 2010-04-14 | 2011-11-04 | Hitachi Industrial Equipment Systems Co Ltd | Rotating electrical machine |
| CN101929668A (en) * | 2010-10-07 | 2010-12-29 | 东莞市万丰纳米材料有限公司 | Radiating module |
| CN202435199U (en) * | 2011-12-31 | 2012-09-12 | 大连熵立得传热技术有限公司 | Heat pipe module heat-dissipation type oil-bath electric motor |
| CN202872534U (en) * | 2012-09-26 | 2013-04-10 | 六安江淮电机有限公司 | Novel super-high-efficiency explosion-proof motor |
| CN203660717U (en) * | 2014-01-24 | 2014-06-18 | 湖州正豪电器科技有限公司 | Miniature motor rapid cooling housing |
| CN104578504A (en) * | 2014-12-31 | 2015-04-29 | 天津市松正电动汽车技术股份有限公司 | Motor with rotor cooled |
| CN204465284U (en) * | 2015-03-24 | 2015-07-08 | 浙江万时达电机有限公司 | A kind of Flame-Proof Three-Phase Induction Motors |
| CN104836380A (en) * | 2015-05-27 | 2015-08-12 | 巢惠英 | Alternating current induction motor |
| CN105932828A (en) * | 2016-07-10 | 2016-09-07 | 襄阳华博士新能源科技有限公司 | Motor with heat conduction pipe |
| CN206099583U (en) * | 2016-08-24 | 2017-04-12 | 天津东方兴泰工业科技股份有限公司 | Car motor casing |
| CN207339609U (en) * | 2017-10-31 | 2018-05-08 | 浙江万时达电机有限公司 | A kind of flame proof high-efficient heat-dissipating threephase asynchronous |
Non-Patent Citations (1)
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180202 |
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| WW01 | Invention patent application withdrawn after publication |