CN201234188Y - Water cooling electric machine for vehicle - Google Patents
Water cooling electric machine for vehicle Download PDFInfo
- Publication number
- CN201234188Y CN201234188Y CNU2008200388178U CN200820038817U CN201234188Y CN 201234188 Y CN201234188 Y CN 201234188Y CN U2008200388178 U CNU2008200388178 U CN U2008200388178U CN 200820038817 U CN200820038817 U CN 200820038817U CN 201234188 Y CN201234188 Y CN 201234188Y
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- water
- circumferential
- motor
- cooling
- electric machine
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- Expired - Fee Related
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- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to a water cooling motor used for an engineering vehicle. A motor shaft is arranged in a motor casing; a rotor is installed on the motor casing; a stator consisting of a stator winding and a stator winding is arranged outside the rotor; and an end cover is installed on the end part of the motor casing. The water cooling motor is characterized in that a cooling water cavity is arranged between a motor casing and a stator core; and the cooling water cavity is communicated with a water inlet and a water outlet which are arranged on the motor casing. The stator core is connected with a circumferential water tank; side plates are connected at two ends of the circumferential water tank; and sealing grooves are formed on the outer surfaces of the side plates. The water cooling motor has the advantages of small volume, good heat radiation performance, high cooling speed, low temperature rise of the motor, high safety, and cooling water leakage prevention. The water cooling motor can store influent cooling water and effluent hot water temporarily, so as to ensure the cycle use of cooling water and satisfy the operating requirements of electric transmission engineering vehicles.
Description
Technical field
The utility model relates to a kind of engineering vehicle water cooling motor, specifically can be widely used in the motor of the use water cooling mode that uses on the engineering vehicles such as the moving loading machine of fax, excavator, fork truck.
Background technology
The fax of engineering vehicle is moving, is meant by the electric energy drive motor, the power train of being walked by the motor drives driving wheel again.Wherein electric energy can be that engine drives the electric energy that generator sent, and also can be the electric energy that comes from storage battery.For adopting the moving engineering vehicle of fax, because its space, chassis is limited, the volume of the motor that general requirement is used is less, and perfect heat-dissipating, so that arrange power train rationally, effectively.But the motor that conventional employing is air-cooled uses thereby be difficult to satisfy this kind occasion because volume is big, radiating effect is poor.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby provides a kind of volume little, perfect heat-dissipating, and can satisfy the start building water cooling electric machine for vehicle of journey vehicle instructions for use of fax.
The technical scheme that provides according to the utility model, it comprises motor case, stator core, stator winding, rotor, motor shaft and end cap, motor shaft is arranged in the motor case, rotor is installed on motor shaft, rotor is installed the stator of stator winding and stator core composition outward, end cap is installed in the motor case end, and feature is to be provided with cooling water cavity between described motor case and the stator core, and cooling water cavity links to each other with water inlet and delivery port on being arranged on motor case.
Described stator core is fixedlyed connected with circumferential tank, and the two ends of described circumferential tank are connected with side plate, are processed with seal groove on the outer surface of side plate.The interior connecting axle of described circumferential tank is to dividing plate and be connected with circumferential hoop, and axially dividing plate is divided into two cavitys with circumferential hoop with cooling water cavity.Described circumferential hoop is provided with more than one or one at least.
Described motor case top is provided with collect cavity, and vertical gusset is set in the collect cavity, and vertically the position of gusset is corresponding with dividing plate, and described vertical gusset is divided into two water cavities with collect cavity, and a water cavity links to each other with water inlet, and another water cavity links to each other with delivery port.
Described cooling water cavity can be arranged on the motor case.Described motor case inner surface is provided with circumferential groove in its end portion, is provided with circumferential demarcation strip in the circumferential groove in its end portion, and circumferentially demarcation strip is provided with more than one or one at least.Described motor case is provided with seal groove, and sealing ring is installed in the seal groove.
Described stator core outer surface is fixedly connected with circumferential ring flat-plate.
Compared with the prior art the utility model has the following advantages:
1. the utility model is provided with cooling water cavity between motor case and stator, changes water cooling mode into by general air cooling way, and cooling rate is fast, and electric machine temperature rise is low, and is safe, and the motor copper loss is low, and the motor hot resistance is little, and efficient improves 3%～12%.
2. cooling water cavity of the present utility model adopts and is fixed on circumferential tank on the stator, circumferentially in the tank axial dividing plate is set, will intake and water outlet separates, the cooling water of forcing to enter from water inlet is after the casing one of motor encloses, flow out from delivery port again, thereby strengthen cooling effect.
3. except circumferentially being provided with the axial dividing plate in the tank, also be provided with together or above together circumferential hoop,, make cooling more even axially tank being divided into a plurality of chambers.
4. seal groove that is provided with on the tank side plate and the sealing ring seepage that prevents cooling water.
5. cooling water cavity of the present utility model adopts the circumferential groove in its end portion that is arranged on the motor case inner surface, and circumferential demarcation strip is set in the circumferential groove in its end portion, in the axial direction annular groove is divided into a plurality of chambers, makes cooling more even.
6. seal groove that is provided with on the motor case and sealing ring can prevent the seepage of cooling water.
7. on the motor case collect cavity is set, can stores the cold water of inflow and the hot water of outflow temporarily, guarantee recycling of cooling water.
Description of drawings
Fig. 1 is the cutaway view of first kind of embodiment of the utility model structure.
Fig. 2 is the A-A cutaway view among Fig. 1.
Fig. 3 is the cutaway view of the cooling water cavity among Fig. 1.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the cutaway view of second kind of embodiment of the utility model structure.
Embodiment
Embodiment during following the utility model is incited somebody to action in conjunction with the accompanying drawings is further described:
As shown in Figures 1 to 4, be first kind of embodiment of the present utility model.It mainly comprises end cap 1, motor shaft 2, motor case 3, axial dividing plate 4, stator core 5, stator winding 6, rotor 7, sealing ring 8, cooling water cavity 9, circumferential hoop 10, circumferential tank 11, collect cavity 12, water inlet 13, vertical gusset 14, delivery port 15, side plate 16 and seal groove 17 etc.
The utility model adopts motor shaft 2 to be arranged in the motor case 3, and rotor 7 is installed on motor shaft 2, and described rotor 7 is made up of rotor core and rotor winding.The rotor 7 outer stators that stator winding 6 and stator core 5 compositions are installed, end cap 1 is installed in motor case 3 ends, be provided with cooling water cavity 9 between described motor case 3 and the stator core 5, cooling water cavity 9 links to each other with water inlet 13 and delivery port 15 on being arranged on motor case 3, the water cooling loop that water inlet 13 and delivery port 15 insert on the vehicles.
Among first kind of embodiment of the present utility model, described cooling water cavity 9 comprises the circumferential tank 11 of fixedlying connected with stator core 5.Circumferentially tank 11 is attached on the stator core 5 by corrosion resistant plate and is rolled into cylinder, is welded into one with stator core 5 again.Circumferentially the two ends of tank 11 also are welded with side plate 16, are processed with seal groove 17 on the outer surface of side plate 16.Circumferentially the axial dividing plate 4 of welding in the tank 11 also is welded with together circumferentially hoop 10 in the circumferential tank 11, and axially dividing plate 4 is divided into two cavitys with circumferential hoop 10 with cooling water cavity 9.Certainly, more than circumferentially hoop 10 also can have together.
In order to prevent the cooling water seepage, circumferentially between tank 11 and the motor case 3 liquid sealing is set.Sealing ring 8 is installed in the seal groove 17 of side plate 16.Described seal groove 17 and sealing ring 8 can be provided with two roads respectively or more than two roads, to strengthen sealing effectiveness.
As shown in Figure 5, be second kind of embodiment of the present utility model.The difference of itself and first kind of embodiment is, cooling water cavity 9 is arranged on the motor case 3.Concrete structure is included in and circumferential groove in its end portion 18 is set on motor case 3 inner surfaces and stator core 5 outer surfaces are provided with circumferential ring flat-plate 20.Be provided with circumferential demarcation strip 19 in the circumferential groove in its end portion 18, circumferentially demarcation strip 19 can be provided with more than one or one.Motor case 3 is provided with seal groove, and sealing ring 8 is installed in seal groove, thereby constitutes the liquid sealing between circumferential ring flat-plate 20 and the motor case 3, to prevent the seepage of cooling water.
The utility model can be used for adopting engineering vehicles such as the moving loading machine of fax, excavator, fork truck.
Claims (10)
1, a kind of water cooling electric machine for vehicle, comprise motor case (3), stator core (5), stator winding (6), rotor (7), motor shaft (2) and end cap (1), motor shaft (2) is arranged in the motor case (3), go up installation rotor (7) at motor shaft (2), the outer stator that stator winding (6) and stator core (5) composition are installed of rotor (7), end cap (1) is installed in motor case (3) end, it is characterized in that between described motor case (3) and the stator core (5) cooling water cavity (9) being set, cooling water cavity (9) links to each other with water inlet (13) and delivery port (15) on being arranged on motor case (3).
2, water cooling electric machine for vehicle according to claim 1, it is characterized in that described stator core (5) is connected with circumferential tank (11), the two ends of described circumferential tank (11) are connected with side plate (16), and the outer surface of side plate (16) is provided with seal groove (17).
3, water cooling electric machine for vehicle according to claim 1 is characterized in that connecting axle is to dividing plate (4) and circumferential hoop (10) respectively in the described circumferential tank (11), and axially dividing plate (4) is divided into two cavitys with circumferential hoop (10) with cooling water cavity (9).
4, water cooling electric machine for vehicle according to claim 3 is characterized in that described circumferential hoop (10) is provided with more than one or one at least.
5, water cooling electric machine for vehicle according to claim 1, it is characterized in that described motor case (3) top is provided with collect cavity (12), vertical gusset (14) is set in the collect cavity (12), described vertical gusset (14) is divided into two water cavities with collect cavity (12), a water cavity links to each other with water inlet (13), and another water cavity links to each other with delivery port (15).
6, water cooling electric machine for vehicle according to claim 1 is characterized in that described cooling water cavity (9) can be arranged on the motor case (3).
7, water cooling electric machine for vehicle according to claim 1 is characterized in that described motor case (3) inner surface is provided with circumferential groove in its end portion (18), is provided with circumferential demarcation strip (19) in the circumferential groove in its end portion (18).
8, water cooling electric machine for vehicle according to claim 7 is characterized in that described circumferential demarcation strip (19) is provided with more than one or one at least.
9, water cooling electric machine for vehicle according to claim 1 is characterized in that described motor case (3) is provided with seal groove, and sealing ring (8) is installed in the seal groove.
10, water cooling electric machine for vehicle according to claim 1 and 2 is characterized in that described stator core (5) outer surface is connected with circumferential ring flat-plate (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200388178U CN201234188Y (en) | 2008-07-30 | 2008-07-30 | Water cooling electric machine for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200388178U CN201234188Y (en) | 2008-07-30 | 2008-07-30 | Water cooling electric machine for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201234188Y true CN201234188Y (en) | 2009-05-06 |
Family
ID=40620577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200388178U Expired - Fee Related CN201234188Y (en) | 2008-07-30 | 2008-07-30 | Water cooling electric machine for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201234188Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010012149A1 (en) * | 2008-07-30 | 2010-02-04 | 无锡开普动力有限公司 | Water-cooled motor for vehicle |
| CN101938194A (en) * | 2010-09-17 | 2011-01-05 | 精进电动科技（北京）有限公司 | Cooling water jacket of vehicle motor |
| CN106849468A (en) * | 2017-03-01 | 2017-06-13 | 宁波腾隆户外用品有限公司 | The cold servo motor of liquid and its manufacturing process |
-
2008
- 2008-07-30 CN CNU2008200388178U patent/CN201234188Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010012149A1 (en) * | 2008-07-30 | 2010-02-04 | 无锡开普动力有限公司 | Water-cooled motor for vehicle |
| CN101938194A (en) * | 2010-09-17 | 2011-01-05 | 精进电动科技（北京）有限公司 | Cooling water jacket of vehicle motor |
| CN106849468A (en) * | 2017-03-01 | 2017-06-13 | 宁波腾隆户外用品有限公司 | The cold servo motor of liquid and its manufacturing process |
| CN106849468B (en) * | 2017-03-01 | 2024-03-29 | 宁波沃伏龙机电有限公司 | Liquid cooling servo motor and manufacturing process thereof |
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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: 20090506 Termination date: 20160730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |