CN202374120U - Cooler for enclosed motor - Google Patents
Cooler for enclosed motor Download PDFInfo
- Publication number
- CN202374120U CN202374120U CN2011205694383U CN201120569438U CN202374120U CN 202374120 U CN202374120 U CN 202374120U CN 2011205694383 U CN2011205694383 U CN 2011205694383U CN 201120569438 U CN201120569438 U CN 201120569438U CN 202374120 U CN202374120 U CN 202374120U
- Authority
- CN
- China
- Prior art keywords
- motor
- cooler
- wind
- casing
- enclosed
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model relates to ventilation and cooling of an enclosed motor, in particular to a cooler for the enclosed motor. Aiming at the technical defects that the cooler for the existing enclosed motor increases internal loss and temperature rise of the motor, deficiently uses an external air duct, and is inconvenient for maintaining a bearing when an external fan cover is mounted and the like, the utility model provides a cooler for the enclosed motor, which comprises a cooler casing mounted on the motor, cooling pipes arranged in the casing in parallel, and wind scoopers connected to the casing. The cooler for the enclosed motor is characterized in that the cooling pipes are transversely arranged and are vertical to an axial direction of a rotary shaft of the motor; the two wind scoopers are arranged at two sides of the cooler casing, and are correspondingly connected with two ends of the cooling pipes; the wind scoopers are provided with downward openings; and a cooling motor and blades composed of centrifugal fan are arranged in the wind scooper at any one side of the cooler casing. According to the cooler for the enclosed motor, the small size cooling pipes and the fan are used to effectively reduce the loss and temperature rise of the motor; the utilization efficiency of the external air duct is adequately improved; and the bearing maintenance of a non-shaft extension end of the motor is not affected.
Description
Technical field
The utility model relates to the ventilation cooling device of enclosed motor, and especially a kind of enclosed motor is used cooler.
Background technology
The heating when work of existing enclosed motor can cause reduce useful life; Its main heating position is at stator winding and rotor winding; Therefore the motor closed interior is equipped with internal fan on armature spindle, drives internal fan during the motor operation and rotates, and makes motor internal form interior circulation; The temperature rise that reduces motor internal through the cooler that is contained on the motor is to guarantee the motor operate as normal, and wherein cooler mainly is to do heat exchange through built-in cooling water pipe.Adopt of the cooler that present common enclosed motor is used blasts formula wind path structure more; Shown in Fig. 3～4, cooler comprises the outer fan housing 8 and cooler casing 2 that is connected, and is respectively equipped with external fan 9 and cooling water pipe side by side 4 in said outer fan housing and the shell; Wherein external fan is contained in motor 1 same end with outer fan housing; External fan is installed on the sealing external rotor axle, and cooler casing is contained on the motor together with cooling water pipe, and said cooling water pipe is along the axially-aligned of machine shaft.In cooler when work,, the motor operation drives external fan and rotates, and the guiding function through outer fan housing is delivered directly to cooling water pipe with outside air cooling water pipe is lowered the temperature.There is following defective in the cooler of this structure: along with the increase of power of motor; The cooling water pipe of axially-aligned need extend and cause windage to increase; Fan also must be amplified so that enough airflow pressures to be provided for this reason; Must bring bigger mechanical loss, cause the increase of motor internal loss temperature rise; Externally the wind path utilization is abundant inadequately, and the motor cooling only relies on cooler, when loss is big motor need many with copper and silicon steel sheet to guarantee to reduce the temperature rise of motor, significantly improved cost; Outer fan housing places the motor non-shaft stretching end, and the bearing maintenance of motor non-shaft stretching end is made troubles.
The utility model content
The technical problem that the utility model will solve and the technical assignment of proposition are to overcome existing enclosed motor to strengthen with power of motor with cooling water pipe in the cooler and fan dimension and cause motor internal loss temperature rise increase; Externally the wind path utilization is abundant inadequately; Technological deficiencies such as the inconvenient bearing maintenance of outer fan housing are installed at the motor non-shaft stretching end; Provide a kind of enclosed motor to use cooler; Said cooler utilizes undersized cooling water pipe and fan work can effectively reduce loss of electric machine minimizing temperature rise, and fully improves outer wind path utilization ratio, and can not influence the bearing maintenance of motor non-shaft stretching end.
The technical scheme that the utility model technical solution problem adopts: a kind of enclosed motor is used cooler; Comprise in the cooler casing that is loaded on the motor and the shell cooling water pipe side by side and be connected in the wind scooper on the shell; It is characterized in that described cooling water pipe for laterally arrange and perpendicular to machine shaft axially; Wind scooper is two both sides and the corresponding two ends that are communicated with cooling water pipe of being located at cooler casing respectively; Open Side Down for said wind scooper, is provided with the centrifugal blower that cooling motor and fan blade are formed in the wind scooper of cooler casing either side.The utility model has changed the orientation of cooling water pipe and has disposed independently the centrifugal blower exhausting cooling water pipe is cooled off; When guaranteeing air cooling effect, cooling water pipe length and wind-guiding distance have been shortened greatly; Reduced windage; Utilization just can reach air quantity and the blast that has the large scale external fan now than small fan, has reduced whole loss; The external wind path utilization of the fan housing of both sides and one-sided centrifugal blower is abundant; Open Side Down owing to wind scooper, and outer cooling air not only through cooling water pipe, also constantly is transported to the electric machine stand surface of side plate; Cooler and electric machine stand side plate are all participated in the cooling of motor, and the existing cooler of cooling effect is good; Do not need fan housing outside the motor non-shaft stretching end will be installed, convenient maintenance to motor non-shaft stretching end bearing.In addition, the also existing cooler of the installation of the utility model is more convenient.It is that conventional prior art repeats no more that fan blade and cooling motor are assembled into centrifugal blower.
Be welded with wind isolation board in the wind scooper of described centrifugal blower one side, have circular hole on the wind isolation board and the ring-type drainage wind chamber that wind deflector constitutes and centrifugal blower matches is installed.Wind isolation board is set and wind deflector formation ring-type drainage wind chamber is installed, help to strengthen air quantity and blast, strengthen the exhausting effect of centrifugal blower, the cooler action effect is better.
Described centrifugal blower quantity is two and is located at side by side in the same wind scooper of cooler casing one side, have on the said wind isolation board two side by side circular hole and two wind deflectors be installed constituted two ring-type drainage wind chambeies side by side.Cooler has two centrifugal blowers and has preferable cooling effect, can satisfy the needs of most of enclosed motor coolings.
The utility model through changing cooling water pipe orientation and dispose independently centrifugal blower; Good cooling results to motor; Effectively reduce the loss of electric machine and reduced temperature rise, and fully improve the utilization ratio of outer wind path, and do not have the bearing maintenance that outer fan housing does not influence the motor non-shaft stretching end; Easy for installation, good looking appearance.
Description of drawings
Fig. 1: the structural representation of the utility model.
The right view of Fig. 2: Fig. 1.
Fig. 3: the structural representation of existing enclosed motor cooler.
The left view of Fig. 4: Fig. 3.
Among the figure: 1. motor, 2. cooler casing, 3. wind scooper, 4. cooling water pipe, 5. wind deflector, 6. fan blade, 7. cooling motor, 8. outer fan housing, 9. external fan.
Embodiment
Below in conjunction with Figure of description and embodiment the utility model is done further explanation.
Shown in Fig. 1～2; A kind of enclosed motor is used cooler; Comprise in the cooler casing be located on the motor 12 and the shell cooling water pipe 4 side by side and be connected in the wind scooper 3 on the shell through bolt; Said cooling water pipe 4 for laterally arrange and perpendicular to motor 1 rotating shaft axially; Wind scooper 3 is two both sides and the corresponding two ends that are communicated with cooling water pipe 4 of being located at cooler casing 2 respectively, and Open Side Down for said wind scooper 3, is provided with the centrifugal blower of cooling motor 7 and fan blade 6 compositions in the wind scooper 3 of cooler casing 2 one sides; Said centrifugal blower quantity is two and is located at side by side in the same wind scooper 3 of cooler casing 2 one sides; Be welded with wind isolation board in the wind scooper 3 of centrifugal blower one side, have two circular holes on the wind isolation board and two ring-type drainage wind chambeies of two wind deflectors, 5 formations are installed, corresponding side by side two centrifugal blowers in described two ring-type drainage wind chambeies.
Cooler when work, the centrifugal blower running of wind scooper one side, with outside air from the downward opening part suction of opposite side wind scooper; The air of suction successively passes through the ring-type drainage wind chamber suction fan that cooling water pipe and wind deflector constitute; Discharge downwards from the wind scooper opening part of dress centrifugal blower one side at last, blow over the electric machine stand surface of side plate, cooler and support side plate all have the air communication mistake; Increased heat exchange area greatly; Improve the utilance of outer cooling air, can more effectively reduce motor operation temperature rise, and the installation dimension unanimity of both sides wind scooper has also guaranteed interchangeability.
Claims (3)
1. an enclosed motor is used cooler; Comprise in the cooler casing (2) that is loaded on the motor (1) and the shell cooling water pipe (4) side by side and be connected in the wind scooper (3) on the shell; It is characterized in that described cooling water pipe (4) for laterally arrange and perpendicular to motor (1) rotating shaft axially; Wind scooper (3) is two both sides and the corresponding two ends that are communicated with cooling water pipe (4) of being located at cooler casing (2) respectively; Open Side Down for said wind scooper (3), is provided with the centrifugal blower that cooling motor (7) and fan blade (6) are formed in the wind scooper (3) of cooler casing (2) either side.
2. a kind of enclosed motor according to claim 1 is used cooler; It is characterized in that being welded with wind isolation board in the wind scooper (3) of described centrifugal blower one side, have circular hole on the wind isolation board and wind deflector (5) is installed and constitute the ring-type drainage wind chamber that matches with centrifugal blower.
3. a kind of enclosed motor according to claim 2 is used cooler; It is characterized in that described centrifugal blower quantity is two and is located at side by side in the same wind scooper (3) of cooler casing (2) one sides, have on the said wind isolation board two side by side circular hole and two wind deflectors (5) be installed constituted two ring-type drainage wind chambeies side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205694383U CN202374120U (en) | 2011-12-30 | 2011-12-30 | Cooler for enclosed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205694383U CN202374120U (en) | 2011-12-30 | 2011-12-30 | Cooler for enclosed motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202374120U true CN202374120U (en) | 2012-08-08 |
Family
ID=46597811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205694383U Expired - Fee Related CN202374120U (en) | 2011-12-30 | 2011-12-30 | Cooler for enclosed motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202374120U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151877A (en) * | 2013-03-29 | 2013-06-12 | 上海电气集团上海电机厂有限公司 | Ventilation system of wind driven generator |
| CN104009573A (en) * | 2013-02-22 | 2014-08-27 | Abb技术有限公司 | Generator or motor with cooler |
| CN104348301A (en) * | 2013-08-07 | 2015-02-11 | Abb技术有限公司 | Heat exchanger and motor or generator containing heat exchanger |
| CN105515282A (en) * | 2015-12-03 | 2016-04-20 | 卧龙电气南阳防爆集团股份有限公司 | Forced ventilation air-air cooler for variable-frequency motor |
| CN106508444A (en) * | 2015-09-15 | 2017-03-22 | 南京德朔实业有限公司 | Pruner and motor device thereof |
| CN106712389A (en) * | 2017-03-08 | 2017-05-24 | 康富科技股份有限公司 | High-protection generator for double-wind path cooling |
| CN107516973A (en) * | 2016-06-16 | 2017-12-26 | 中电电机股份有限公司 | Coiling electric motor cooler |
-
2011
- 2011-12-30 CN CN2011205694383U patent/CN202374120U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104009573A (en) * | 2013-02-22 | 2014-08-27 | Abb技术有限公司 | Generator or motor with cooler |
| CN104009573B (en) * | 2013-02-22 | 2017-03-22 | Abb技术有限公司 | Generator or motor with cooler |
| CN103151877A (en) * | 2013-03-29 | 2013-06-12 | 上海电气集团上海电机厂有限公司 | Ventilation system of wind driven generator |
| CN103151877B (en) * | 2013-03-29 | 2015-04-08 | 上海电气集团上海电机厂有限公司 | Ventilation system of wind driven generator |
| CN104348301A (en) * | 2013-08-07 | 2015-02-11 | Abb技术有限公司 | Heat exchanger and motor or generator containing heat exchanger |
| CN104348301B (en) * | 2013-08-07 | 2017-05-24 | Abb技术有限公司 | Heat exchanger and motor or generator containing heat exchanger |
| CN106508444A (en) * | 2015-09-15 | 2017-03-22 | 南京德朔实业有限公司 | Pruner and motor device thereof |
| CN105515282A (en) * | 2015-12-03 | 2016-04-20 | 卧龙电气南阳防爆集团股份有限公司 | Forced ventilation air-air cooler for variable-frequency motor |
| CN107516973A (en) * | 2016-06-16 | 2017-12-26 | 中电电机股份有限公司 | Coiling electric motor cooler |
| CN106712389A (en) * | 2017-03-08 | 2017-05-24 | 康富科技股份有限公司 | High-protection generator for double-wind path cooling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202374120U (en) | Cooler for enclosed motor | |
| CN201393138Y (en) | Water pump motor with three-dimensional heat radiating structure | |
| CN107508423A (en) | A kind of high-efficient heat-dissipating permagnetic synchronous motor | |
| CN202679191U (en) | Double-cooling fan coiling rotor three-phase asynchronous motor | |
| CN111372146A (en) | Wireless router with novel heat radiation structure | |
| CN202142951U (en) | Motor and shredder having air-cooled heat radiating apparatus | |
| CN202997839U (en) | Optimized structure of universal motor ventilation system | |
| CN201156689Y (en) | Wind cooling motor | |
| CN107659039A (en) | A kind of full self-cooled machine | |
| CN215980016U (en) | Long service life's type of making an uproar centrifugal fan falls | |
| CN211607149U (en) | Integrated into one piece equipment controlgear of high performance cabinet body | |
| CN202840823U (en) | Ventilation device of open-type variable frequency motor | |
| CN208581110U (en) | A kind of brshless DC motor accelerating air velocity and radiating | |
| CN107612195A (en) | A kind of specific type of electric machine of very high speediness seperator | |
| CN201032696Y (en) | Motor inside wind-guiding device | |
| CN205725329U (en) | A kind of motor of band double fan | |
| CN201251265Y (en) | Rotating wheel type energy-recovering device | |
| CN205663635U (en) | A high temperature ventilation blower for drying case | |
| CN221442845U (en) | Cooling device for screw air compressor | |
| CN220510920U (en) | Air guide and heat dissipation mechanism of motor | |
| CN212109610U (en) | Low-energy-consumption direct-connection transmission cooling tower | |
| CN220268029U (en) | Low-noise centrifugal heat dissipation fan | |
| CN103151877B (en) | Ventilation system of wind driven generator | |
| CN203742994U (en) | Horizontal compressor | |
| CN202176396U (en) | Forced air exhaust structure for silencer of mute machine set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20161230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |