CN109660073A - A kind of water-cooled machine of novel turbulence structure - Google Patents
A kind of water-cooled machine of novel turbulence structure Download PDFInfo
- Publication number
- CN109660073A CN109660073A CN201910056492.9A CN201910056492A CN109660073A CN 109660073 A CN109660073 A CN 109660073A CN 201910056492 A CN201910056492 A CN 201910056492A CN 109660073 A CN109660073 A CN 109660073A
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- China
- Prior art keywords
- water
- outer cylinder
- inner cylinder
- flow
- turbulence structure
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
- H02K9/193—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with provision for replenishing the cooling medium; with means for preventing leakage of the cooling medium
Abstract
The present invention discloses a kind of water-cooled machine of novel turbulence structure, including base, the stator being fixedly connected with the base, relative to the stator rotation rotor and be set to the end cap of described base one end；Base includes inner cylinder, outer cylinder and the cooling-water duct being formed between inner cylinder and the outer cylinder, and admitting pipe joint and titting water outlet are equipped on outer cylinder, and the admitting pipe joint and the titting water outlet are connected with the cooling-water duct；Inner cylinder is that indent is stepped, and outer cylinder, which is arranged on the ladder of inner cylinder, forms cooling-water duct with inner cylinder, and sealing element is equipped between outer cylinder both ends circumference and outer cylinder；Inner tank theca is equipped with spiral loop around the groove of inner cylinder.The purpose of the present invention is the water-cooled machines to existing turbulence structure to be transformed, and further improves its structure, overcomes drawbacks described above.
Description
Technical field
The invention belongs to technical field of motors, and in particular to a kind of water-cooled machine of novel turbulence structure.
Background technique
Motor is the tool that mechanical energy is converted electrical energy into according to the law of electromagnetic induction, and composition generally comprises stator, turns
Son, base and end cap, stator are the stationary parts of motor, are mainly used to generate magnetic field, and rotor is the rotating part of motor, main
If being used to generate electromagnetic torque.According to the difference of its type of cooling, motor can be divided into ventilated machine and water-cooled machine, water cooling electricity
Machine walks motor heat using cooling water as refrigerant, by the fluxion strap of water to realize cooling.
Jiangsu Yi Neng Electric Machine Co., Ltd is in invention filed on November 30th, 2017, and title: one kind having turbulence structure
Water-cooled machine, notification number: CN207705997U.The invention discloses a kind of turbulence structure, which is mounted on cooling
In aquaporin, turbulence structure includes running through the shaft of the cooling duct along its length, being set to the lateral wall of the outer cylinder
And the power part being connect with the rotating shaft transmission, and it is installed on several flow-disturbing fins of the shaft；The turbulence structure makes
Cooling water can have better mobility in base, increase the heat exchange area between cooling water and motor, extend
Heat exchanger time improves heat-sinking capability so as to take away more heats.
The motor of foregoing invention patent disclosure is found to have following defect during use: 1, inner cylinder and the outer cylinder
Between cooling-water duct sealing structure it is incomplete, sealing effect is bad, and safety in utilization is not high；2, the thickness of inner cylinder is difficult to
It holds, too thick cooling effect is general, and too thin intensity is inadequate, and device is not firm；3, for a long time using in rear inner tank theca and outer cylinder
It is easy scaling on wall, is not easily cleaned.
Summary of the invention
Goal of the invention: in view of the deficienciess of the prior art, the purpose of the present invention is the water coolings to existing turbulence structure
Motor is transformed, and is further improved its structure, is overcome drawbacks described above.
Technical solution: in order to achieve the above-mentioned object of the invention, The technical solution adopted by the invention is as follows: a kind of novel flow-disturbing knot
The water-cooled machine of structure, including base, the stator being fixedly connected with the base, relative to the stator rotation rotor and set
It is placed in the end cap of described base one end；
The base includes inner cylinder, outer cylinder and the cooling-water duct being formed between the inner cylinder and the outer cylinder, described
Admitting pipe joint and titting water outlet be installed on outer cylinder, the admitting pipe joint and the titting water outlet with the cooling
Aquaporin is connected；
The inner cylinder is that indent is stepped, and the outer cylinder, which is arranged on the ladder of inner cylinder, forms cooling-water duct with inner cylinder,
Sealing element is equipped between outer cylinder both ends circumference and outer cylinder；
Turbulence structure is installed, the turbulence structure includes running through the cooling along its length in the cooling-water duct
The shaft in channel, the lateral wall for being set to the outer cylinder and the power part being connect with the rotating shaft transmission, and be installed on described
Several flow-disturbing fins of shaft；
The inner tank theca is equipped with spiral loop around the groove of inner cylinder.
Preferably, sealing element is the sealing ring or stuffing-box that outer cylinder two terminal circle week is arranged in.Preferably, sealing ring
For the lip-type packing that Open Side Down.
Preferably, outer cylinder is connected by screw to inner cylinder, gasket seal is equipped at inner cylinder and outer cylinder joint face.
Preferably, the outer cylinder inlet opening and the equal internal thread hole of apopore, admitting pipe joint is phase with titting water outlet
Same structure, the i.e. lower end of admitting pipe joint are equipped with the external screw thread hollow connector cooperated with internal thread hole, external screw thread hollow connector
It is equipped with flange, seal washer is equipped between flange and outer barrel surface.
Preferably, groove is located at the lower section of flow-disturbing fin；Groove screw pitch is equal to the distance between flow-disturbing fin.
Preferably, being spherical surface in the inner cylinder upper groove, groove and inner cylinder outer surface transition position are equipped with fillet.
Preferably, the flow-disturbing fin is multiple groups, it include at least two flow-disturbing fins in each group, with each flow-disturbing in group
Around the same circumference uniform distribution of the shaft, flow-disturbing fin described in each group is arranged fin along the axially spaced-apart of the shaft.
Preferably, flow-disturbing fin is installed with respect to axes of rotation skew, inclination angle is 45 ° -75 °, and the width of groove is inclined
The inclination width that flow-disturbing fin tail portion and head are formed.
The utility model has the advantages that compared with prior art, the invention has the following advantages that the present invention is to the cold of existing turbulence structure
But the structure of motor has carried out transformation and optimization, improves the overall tightness of cooling duct, uses safer；On inner cylinder
The design of groove can reduce groove heat transfer effect on the basis of not reducing inner cylinder intensity, so that cooling effect is more preferable；Spiral shell
The vortex that the groove of rotation shape trend and position corresponding with flow-disturbing fin setting enable flow-disturbing fin to generate flows in groove
It is dynamic, increase flow-disturbing effect and cooling effect；The setting of spherical groove and fillet is so that eddy resistance reduction, is not easy water accumulation
Dirt is cleared up convenient for the later period.
Detailed description of the invention
Fig. 1 is overall structure half-section diagram of the present invention；
Fig. 2 is exploded enlarged drawing at A in Fig. 1；
Fig. 3 is the partial structurtes enlarged drawing of base in Fig. 1；
Fig. 4 is inner cylinder outer surface structure schematic diagram.
Specific embodiment
The present invention is furture elucidated with reference to the accompanying drawing.
As shown in Figs 1-4, a kind of water-cooled machine of novel turbulence structure, including base 1, be fixedly connected with the base 1
Stator 2, relative to the stator 2 rotation rotor 3 and be set to the end cap 4 of described 1 one end of base；
The base 1 includes inner cylinder 11, outer cylinder 12 and the cooling water being formed between the inner cylinder 11 and the outer cylinder 12
Channel 13 is equipped with admitting pipe joint 5 and titting water outlet 6, the admitting pipe joint 5 and the outlet pipe on the outer cylinder 12
Connector 6 is connected with the cooling-water duct 13；
As shown in Figures 2 and 3, the inner cylinder 11 is that indent is stepped, the outer cylinder 12 be arranged on the ladder of inner cylinder 11 with
Inner cylinder 11 forms cooling-water duct 13, and sealing element 7 is equipped between 12 both ends circumference of outer cylinder and outer cylinder 12；The setting of sealing element 7 can
So that the coolant liquid of cooling-water duct 13 will not leak, the security performance of motor in use ensure that.Indent
Stepped inner cylinder 11 is compared with existing one end is 11 structure of stairstepping inner cylinder, so that can set on the circumference at 12 both ends of outer cylinder
Sealing element 7 is set, sealing element 7 is the sealing ring or stuffing-box that 12 both ends circumference of outer cylinder is arranged in, and sealing ring can preferably be open
Downward lip-type packing, other than having sealing element 7 to be sealed, outer cylinder 12 and inner cylinder 11 are connect by screw 8, inner cylinder 11 with
It is equipped with gasket 9 at 12 joint face of outer cylinder to seal, improves integrally-built sealing performance.
It is to reach close by structure optimization about the sealing between admitting pipe joint 5 and titting water outlet 6 and outer cylinder 12
The raising of sealing property, as shown in Fig. 2, 12 inlet opening of the outer cylinder and apopore are internal thread hole 121, admitting pipe joint 5 with go out
Water pipe head 6 is identical structure, i.e. the lower end of admitting pipe joint 5 is equipped with that the external screw thread cooperated with internal thread hole 121 is hollow to be connect
First 51, external screw thread hollow connector 51 is equipped with flange 52, is equipped with seal washer 53 between 12 surface of flange 52 and outer cylinder.
As shown in figure 3, being equipped with turbulence structure in the cooling-water duct 13, the turbulence structure includes along its length
Through the cooling-water duct 13 shaft 101, be set to the outer cylinder 12 lateral wall and with the shaft 101 be sequentially connected
Power part, and be installed on several flow-disturbing fins 102 of the shaft 101；
As shown in Figure 3 and Figure 4, groove 111 of the spiral loop around inner cylinder 11, groove are equipped on 11 outer wall of inner cylinder
111 are located at the lower section of flow-disturbing fin 102；111 screw pitch of groove is equal to the distance between flow-disturbing fin 102.11 upper groove 111 of inner cylinder
Design can reduce the thickness of inner cylinder 11 herein so that cooling effect is more, whole concaveconvex structure will not reduce inner cylinder 11
Intensity；111 structure of groove of spiral shape trend and 111 position of groove are located at 102 lower section of flow-disturbing fin and screw pitch is equal to flow-disturbing wing
Distance between piece 102, thus one, the vortex that coolant liquid generates under the action of flow-disturbing fin 102 is flowed along groove 111, is made
The flowing for obtaining coolant liquid is more smooth.In order to further ensure the mobility of water flow, eddy resistance is reduced, the accumulation of scale is reduced,
It is spherical surface in 11 upper groove 111 of inner cylinder, groove 111 and 11 outer surface transition position of inner cylinder are equipped with fillet.
The flow-disturbing fin 102 is multiple groups, includes at least two flow-disturbing fins 102 in each group, with each flow-disturbing wing in group
Around the same circumference uniform distribution of the shaft 101, flow-disturbing fin 102 described in each group sets piece 102 along the axially spaced-apart of the shaft 101
It sets.Flow-disturbing fin 102 is 45 ° -75 ° with respect to the inclination installation of shaft 101, inclination angle.The mode flow-disturbing effect of inclination installation is better than
Perpendicular to the mounting means of shaft 101.The width of corresponding groove 111 is that inclined 102 tail portion of flow-disturbing fin is formed with head
Inclination width.As shown in Figure 3.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of water-cooled machine of novel turbulence structure, it is characterised in that: be fixedly connected including base (1), with the base (1)
Stator (2), relative to the stator (2) rotation rotor (3) and be set to the end cap (4) of the base (1) one end；
The base (1) includes inner cylinder (11), outer cylinder (12) and is formed between the inner cylinder (11) and the outer cylinder (12)
Cooling-water duct (13) is equipped with admitting pipe joint (5) and titting water outlet (6) on the outer cylinder (12), and the water inlet pipe connects
Head (5) and the titting water outlet (6) are connected with the cooling-water duct (13)；
The inner cylinder (11) is that indent is stepped, and the outer cylinder (12) is arranged on the ladder of inner cylinder (11) to be formed with inner cylinder (11)
Cooling-water duct (13) is equipped with sealing element (7) between outer cylinder (12) both ends circumference and outer cylinder (12)；
Turbulence structure is installed, the turbulence structure includes running through the cooling along its length in the cooling-water duct (13)
The shaft (101) in channel, the lateral wall for being set to the outer cylinder (12) and the power part with the shaft (101) transmission connection
Part, and it is installed on several flow-disturbing fins (102) of the shaft (101)；
Inner cylinder (11) outer wall is equipped with spiral loop around the groove (111) of inner cylinder (11).
2. the water-cooled machine of novel turbulence structure according to claim 1, it is characterised in that: the sealing element (7) is to set
Set the sealing ring or stuffing-box in outer cylinder (12) both ends circumference.
3. the water-cooled machine of novel turbulence structure according to claim 2, it is characterised in that: the sealing ring be opening to
Under lip-type packing.
4. the water-cooled machine of novel turbulence structure according to claim 1, it is characterised in that: outer cylinder (12) and inner cylinder (11)
It is connected by screw (8), gasket (9) is equipped at inner cylinder (11) and outer cylinder (12) joint face and are sealed.
5. the water-cooled machine of novel turbulence structure according to claim 1, it is characterised in that: outer cylinder (12) inlet opening
With the equal internal thread hole of apopore (121), admitting pipe joint (5) and titting water outlet (6) are identical structure, i.e. admitting pipe joint
(5) lower end is equipped with the external screw thread hollow connector (51) cooperated with internal thread hole (121), and external screw thread hollow connector (51) is equipped with
Flange (52) is equipped with seal washer (53) between flange (52) and outer cylinder (12) surface.
6. the water-cooled machine of novel turbulence structure according to claim 1, it is characterised in that: groove (111) is located at flow-disturbing
The lower section of fin (102)；Groove (111) screw pitch is equal to the distance between flow-disturbing fin (102).
7. the water-cooled machine of novel turbulence structure according to claim 6, it is characterised in that: inner cylinder (11) upper groove
It (111) is spherical surface in, groove (111) and inner cylinder (11) outer surface transition position are equipped with fillet.
8. the water-cooled machine of novel turbulence structure according to claim 1, it is characterised in that: the flow-disturbing fin (102)
For multiple groups, interior each group includes at least two flow-disturbing fins (102), with each flow-disturbing fin (102) in group around the shaft (101)
Same circumference uniform distribution, flow-disturbing fin (102) described in each group is arranged along the axially spaced-apart of the shaft (101).
9. the water-cooled machine of novel turbulence structure according to claim 1 or 8, it is characterised in that: flow-disturbing fin (102) phase
Shaft (101) are tilted and are installed, inclination angle is 45 ° -75 °；The width of groove (111) is inclined flow-disturbing fin (102) tail portion
The inclination width formed with head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056492.9A CN109660073A (en) | 2019-01-22 | 2019-01-22 | A kind of water-cooled machine of novel turbulence structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056492.9A CN109660073A (en) | 2019-01-22 | 2019-01-22 | A kind of water-cooled machine of novel turbulence structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109660073A true CN109660073A (en) | 2019-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910056492.9A Pending CN109660073A (en) | 2019-01-22 | 2019-01-22 | A kind of water-cooled machine of novel turbulence structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN109660073A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116388443A (en) * | 2023-06-05 | 2023-07-04 | 深圳市恒然电机有限公司 | Anti-eccentric-wear brushless submersible motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101252297A (en) * | 2008-04-09 | 2008-08-27 | 江苏微特利电机制造有限公司 | Drive internal water cold electric machine for electric vehicle |
| CN201868993U (en) * | 2010-12-14 | 2011-06-15 | 东风汽车公司 | Motor shell provided with cooling water jacket |
| CN105890405A (en) * | 2016-05-05 | 2016-08-24 | 无锡科技职业学院 | Double-slot type strengthened pipe type heat exchanger |
| CN106679491A (en) * | 2017-02-21 | 2017-05-17 | 邵阳学院 | Self-cleaning heat exchanger with enhanced heat transfer function |
| CN207705997U (en) * | 2017-11-30 | 2018-08-07 | 江苏仪能电机有限公司 | A kind of water-cooled machine with turbulence structure |
-
2019
- 2019-01-22 CN CN201910056492.9A patent/CN109660073A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101252297A (en) * | 2008-04-09 | 2008-08-27 | 江苏微特利电机制造有限公司 | Drive internal water cold electric machine for electric vehicle |
| CN201868993U (en) * | 2010-12-14 | 2011-06-15 | 东风汽车公司 | Motor shell provided with cooling water jacket |
| CN105890405A (en) * | 2016-05-05 | 2016-08-24 | 无锡科技职业学院 | Double-slot type strengthened pipe type heat exchanger |
| CN106679491A (en) * | 2017-02-21 | 2017-05-17 | 邵阳学院 | Self-cleaning heat exchanger with enhanced heat transfer function |
| CN207705997U (en) * | 2017-11-30 | 2018-08-07 | 江苏仪能电机有限公司 | A kind of water-cooled machine with turbulence structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116388443A (en) * | 2023-06-05 | 2023-07-04 | 深圳市恒然电机有限公司 | Anti-eccentric-wear brushless submersible motor |
| CN116388443B (en) * | 2023-06-05 | 2023-08-29 | 深圳市恒然电机有限公司 | Anti-eccentric-wear brushless submersible motor |
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Application publication date: 20190419 |