CN213846352U - Magneto stator for motorcycle - Google Patents
Magneto stator for motorcycle Download PDFInfo
- Publication number
- CN213846352U CN213846352U CN202022662111.2U CN202022662111U CN213846352U CN 213846352 U CN213846352 U CN 213846352U CN 202022662111 U CN202022662111 U CN 202022662111U CN 213846352 U CN213846352 U CN 213846352U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- magneto
- section
- thick bamboo
- dissipation cavity
- 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
- 230000017525 heat dissipation Effects 0.000 claims abstract description 48
- 238000009434 installation Methods 0.000 claims abstract description 31
- 238000004804 winding Methods 0.000 claims abstract description 25
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 19
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 19
- 241001330002 Bambuseae Species 0.000 claims abstract description 19
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 19
- 239000011425 bamboo Substances 0.000 claims abstract description 19
- 230000008676 import Effects 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000000110 cooling liquid Substances 0.000 abstract description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 230000002411 adverse Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model relates to a magneto stator technical field specifically discloses magneto stator for motorcycle, including an installation section of thick bamboo and a plurality of wrapping post, the coaxial pilot hole that is equipped with in the installation section of thick bamboo is equipped with heat radiation structure on the inner wall of an installation section of thick bamboo, and heat radiation structure includes an inlayer section of thick bamboo, forms the heat dissipation cavity between an inlayer section of thick bamboo and the installation section of thick bamboo, has seted up import and export on the heat dissipation cavity, and the last lower extreme of wrapping post cross section all is outside bellied arc. In the working process of the magneto, heat generated by the magneto is taken away in time, cooling liquid flows in a circulating manner in the heat dissipation cavity through the inlet and the outlet, and the heat dissipation cavity is directly filled with the cooling liquid, so that the cooling liquid is directly contacted with the side walls of the installation cylinder and the inner layer cylinder, heat generated between the coil at the winding post and the iron core is taken away, and the magneto cannot generate a high-temperature state in working; in addition, the upper end and the lower end of the cross section of the winding post are in the shape of an arc protruding outwards, so that the external edge angle of the winding post can be prevented from damaging the outside of the coil.
Description
Technical Field
The utility model relates to a magneto stator technical field, in particular to magneto stator for motorcycle.
Background
The magneto for motorcycle mainly comprises stator and rotor, and wherein the stator is including installation section of thick bamboo, wrapping post, stator core and coil, and wherein stator core inlays on the wrapping post, and the coil winding is on the wrapping post, and the installation section of thick bamboo is used for changeing joining in marriage the rotor, and the installation section of thick bamboo all coats with the outside of wrapping post and has a layer insulating material layer.
Because the magneto can appear the phenomenon of generating heat at the during operation, the electromagnetic action between its coil and the iron core, and if the heat can't in time be discharged, can make the inside temperature of magneto rise, and if the inside work under the high temperature condition that is in always of magneto, can influence the magnetism of permanent magnet in the rotor, make its magnetism descend, thereby influence the performance of motor, the overburning appears even, cause the incident, in addition because current wrapping post has sharp-pointed edges and corners, make the coil crust that is located the inlayer wear seriously.
SUMMERY OF THE UTILITY MODEL
The utility model provides a magneto stator for motorcycle to a magneto stator that the heat that the magneto produced in the course of the work can in time be taken away is provided.
In order to achieve the above purpose, the technical scheme of the utility model is that:
the magneto stator for the motorcycle comprises an installation cylinder and a plurality of winding posts, wherein a heat dissipation structure is arranged on the inner wall of the installation cylinder and comprises an inner layer cylinder, a closed heat dissipation cavity is formed between the inner layer cylinder and the installation cylinder, an inlet and an outlet are formed in the heat dissipation cavity, and the upper end and the lower end of the cross section of each winding post are both in an outwards convex arc shape.
The technical principle and the effect of the technical scheme are as follows:
the arrangement of the heat dissipation structure in the scheme can lead the heat generated by the magneto to be taken away in time in the working process, particularly, through the inlet and the outlet, the cooling liquid circularly flows in the heat dissipation cavity, and the cooling liquid can directly fill the heat dissipation cavity, so the cooling liquid can directly contact the side walls of the mounting cylinder and the inner layer cylinder, and the heat generated between the coil at the winding post and the iron core is taken away; therefore, the magneto does not have a high temperature state in the process of working, and the adverse effect of high temperature on the permanent magnet is reduced.
Set up the upper and lower end with wrapping post cross section in addition and all be outside bellied arc, can prevent like this that the outside edges and corners of wrapping post from to coil outside production damage.
Furthermore, the inlet and the outlet are respectively positioned at the upper side and the lower side of the heat dissipation cavity.
Has the advantages that: therefore, the cooling liquid flows from top to bottom or from bottom to top, and the heat of the inner wall of the mounting cylinder can be taken away.
Further, the inlet and the outlet are symmetrically arranged relative to the central axis of the mounting cylinder.
Has the advantages that: this increases the distance from the inlet to the outlet, so that the entire heat dissipation chamber can be filled with the cooling liquid.
Furthermore, the inlet and the outlet are both welded with metal pipes positioned outside the heat dissipation cavity.
Has the advantages that: the metal pipes are welded at the inlet and the outlet to improve the sealing performance of the heat dissipation cavity and prevent the leakage of the cooling liquid.
Furthermore, a soft rubber pipe is connected to the metal pipe.
Has the advantages that: because the magneto is after the assembly, its inner structure is compact, consequently sets up the flexible glue pipe and is convenient for it to install at will in compact structure, improves its adaptability.
Furthermore, the cross section of the installation cylinder is polygonal, and the number of the sides of the installation cylinder is the same as the number of the winding posts.
Has the advantages that: the installation cylinder is convenient for manufacturing the winding post.
Furthermore, a stop block is fixed at the end part of the winding post.
Has the advantages that: the stop block is arranged to prevent the stator coil from separating from the winding post.
Further, still be equipped with the coil pipe in the heat dissipation cavity, the coil pipe is the heliciform, and coil pipe one end and import intercommunication, the other end and export intercommunication.
Has the advantages that: the cooling liquid flows in the coil pipe, and the arrangement has the advantages that the risk of leakage of the cooling liquid is reduced, so that the compactness of the heat dissipation structure is improved, and the occurrence of danger is reduced; on the other hand, the speed of the cooling liquid flowing in the coil pipe can be faster than the flow speed in the heat dissipation cavity, because the flow speed of the cooling liquid in the heat dissipation cavity is mainly determined by the sizes of the inlet and the outlet, and if the flow speed is forcibly increased, the danger of overlarge hydraulic pressure in the heat dissipation cavity can occur, so that the cooling efficiency can also be improved by increasing the flow speed of the cooling liquid.
Further, the coil pipe is fixed on the inner wall of the installation cylinder.
Has the advantages that: therefore, the contact area between the coil pipe and the inner wall of the mounting cylinder is increased, and the heat dissipation efficiency is improved.
Drawings
Fig. 1 is a plan view of an embodiment 1 of a magneto stator for a motorcycle according to the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;
fig. 4 is a sectional view of the magneto stator of the present invention for a motorcycle according to embodiment 2;
fig. 5 is an expanded view of the heat dissipation tube in the magneto stator of the present invention in embodiment 3.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the heat dissipation device comprises an installation barrel 10, a winding post 11, a stop block 12, an installation plate 13, an assembly hole 14, a positioning hole 15, an inner barrel 16, a heat dissipation cavity 17, an inlet 18, an outlet 19, a coil pipe 20 and a heat dissipation pipe 21.
Example 1:
substantially as shown in figures 1, 2 and 3 of the accompanying drawings: the magneto stator for the motorcycle comprises an installation cylinder 10, wherein a plurality of winding posts 11 are arranged on the side wall of the installation cylinder 10, the winding posts 11 are distributed at equal intervals along the circumferential direction of the installation cylinder 10, stop blocks 12 are fixed at the end parts of the winding posts 11, the upper ends and the lower ends of the winding posts 11 are both in an outwards convex arc shape, the winding posts 11 are used for winding stator coils, the stop blocks 12 are used for preventing the stator coils from being separated from the winding posts 11, iron cores are arranged in the winding posts 11, and insulating layers are coated on the surfaces of the installation cylinder 10, the winding posts 11 and the stop blocks 12; there is mounting panel 13 at the bottom integrated into one piece of installation section of thick bamboo 10, and the coaxial pilot hole 14 that is equipped with on mounting panel 13 has still seted up a plurality of locating holes 15 on mounting panel 13, and pilot hole 14 and locating hole 15 are used for installing the magneto rotor, and installation section of thick bamboo 10 cross section is the polygon in this embodiment, and the limit number that installation section of thick bamboo 10 has is the same with wrapping post 11 quantity, the preparation of wrapping post 11 of being convenient for like this.
Be equipped with heat radiation structure on the inner wall of an installation section of thick bamboo 10, heat radiation structure includes an inlayer section of thick bamboo 16 in this embodiment, form confined heat dissipation cavity 17 between an inlayer section of thick bamboo 16 and the installation section of thick bamboo 10, import 18 and export 19 have been seted up on heat dissipation cavity 17, all weld the tubular metal resonator in import 18 and export 19 department, be connected with the flexible glue pipe on the tubular metal resonator, wherein import 18 and export 19 are located heat dissipation cavity 17's upper and lower both sides respectively, and set up for the axis symmetry of an installation section of thick bamboo 10, consequently, the coolant liquid is direct constantly flows in heat dissipation cavity 17 through import 18 and export 19 in this embodiment, thereby take away the heat that produces in the stator coil working process, it contacts with whole installation section of thick bamboo 10 inner wall to set up the coolant liquid like this, area of contact is big, radiating efficiency is high.
In specific implementation, the cooling liquid circularly flows in the heat dissipation cavity 17 through the inlet 18 and the outlet 19, and the cooling liquid can directly fill the heat dissipation cavity 17, so that the cooling liquid can directly contact the side walls of the mounting cylinder 10 and the inner cylinder 16, and heat generated between the coil and the iron core at the winding post 11 is taken away; therefore, the magneto does not have a high temperature state in the process of working, and the adverse effect of high temperature on the permanent magnet is reduced.
Example 2:
substantially as shown in figure 4: the difference from embodiment 1 is that a coil 20 is further disposed in the heat dissipation cavity 17, wherein the coil 20 is spiral along the axial direction of the heat dissipation cavity 17, one end of the coil 20 is communicated with the inlet 18, the other end of the coil is communicated with the outlet 19, and the coil 20 is fixed on the inner wall of the mounting cylinder 10, so that the cooling liquid enters the heat dissipation cavity 17 through the coil 20, and compared with the case that the cooling liquid directly enters the heat dissipation cavity 17, the sealing performance is stronger, and the cooling liquid is prevented from leaking to corrode the stator or cause other dangers.
Example 3:
substantially as shown in figure 5: the difference from embodiment 1 is that a heat dissipation pipe 21 is disposed in the heat dissipation cavity 17, wherein the heat dissipation pipe 21 is formed by connecting a plurality of U-shaped pipes end to end, one end of the heat dissipation pipe 21 is communicated with the inlet 18, the other end is communicated with the outlet 19, the planar development of the heat dissipation pipe 21 is shown in fig. 5, and the heat dissipation pipe 21 is fixed on the inner wall of the installation cylinder 10, so as to reduce the leakage of the cooling liquid, improve the contact area between the heat dissipation pipe 21 and the inner wall of the installation cylinder 10, and improve the heat dissipation effect.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (9)
1. Magnetor stator for motorcycle, including installation section of thick bamboo and a plurality of wrapping post, its characterized in that: the inner wall of the mounting cylinder is provided with a heat dissipation structure, the heat dissipation structure comprises an inner layer cylinder, a closed heat dissipation cavity is formed between the inner layer cylinder and the mounting cylinder, an inlet and an outlet are formed in the heat dissipation cavity, and the upper end and the lower end of the cross section of the winding post are both in an outwards-protruding arc shape.
2. A magneto stator for a motorcycle according to claim 1, wherein: the inlet and the outlet are respectively positioned at the upper side and the lower side of the heat dissipation cavity.
3. A magneto stator for a motorcycle according to claim 2, wherein: the inlet and the outlet are symmetrically arranged relative to the central axis of the mounting cylinder.
4. A magneto stator for a motorcycle according to claim 1, wherein: and metal pipes positioned outside the heat dissipation cavity are welded at the inlet and the outlet.
5. The magneto stator for a motorcycle of claim 4, wherein: the metal tube is connected with a soft rubber tube.
6. A magneto stator for a motorcycle according to claim 1, wherein: the cross section of the mounting cylinder is polygonal, and the number of the sides of the mounting cylinder is the same as the number of the winding posts.
7. A magneto stator for a motorcycle according to claim 6, wherein: and a stop block is fixed at the end part of the winding post.
8. A magneto stator for a motorcycle according to claim 1, wherein: still be equipped with the coil pipe in the radiating cavity, the coil pipe is the heliciform, and coil pipe one end and import intercommunication, the other end and export intercommunication.
9. A magneto stator for a motorcycle according to claim 8, wherein: the coil pipe is fixed on the inner wall of the mounting cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662111.2U CN213846352U (en) | 2020-11-17 | 2020-11-17 | Magneto stator for motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662111.2U CN213846352U (en) | 2020-11-17 | 2020-11-17 | Magneto stator for motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213846352U true CN213846352U (en) | 2021-07-30 |
Family
ID=77017132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022662111.2U Expired - Fee Related CN213846352U (en) | 2020-11-17 | 2020-11-17 | Magneto stator for motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213846352U (en) |
-
2020
- 2020-11-17 CN CN202022662111.2U patent/CN213846352U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |