CN220043116U - Outer rotor generator structure for rowing machine and exercise bicycle - Google Patents
Outer rotor generator structure for rowing machine and exercise bicycle Download PDFInfo
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- CN220043116U CN220043116U CN202321517391.5U CN202321517391U CN220043116U CN 220043116 U CN220043116 U CN 220043116U CN 202321517391 U CN202321517391 U CN 202321517391U CN 220043116 U CN220043116 U CN 220043116U
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- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000011900 installation process Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of engine structures and discloses an outer rotor generator structure for rowing machines and exercise bicycles, which comprises a front cover body, wherein the right end of the front cover body is fixedly connected with a rear cover body, the center of the inner wall of the rear cover body is fixedly connected with a stator body, the center of a through hole of the stator body is fixedly connected with a shaft body, the left end of the outer diameter of the shaft body is provided with a first bearing, and the right end of the outer diameter of the shaft body is provided with a second bearing. According to the utility model, the front cover cylinder preset by the front cover body and the rear cover cylinder preset by the rear cover body are used for protecting the front end and the rear end of the shaft body, and the two preset bearings are embedded into the corresponding front cover inner hole and the corresponding rear cover inner hole, so that the stable installation process of the shaft body is ensured, the aim of matching and sealing the front cover and the rear cover is realized, the double-shaft-outlet fixing phenomenon is realized, and the problems of unstable unilateral installation, short service life of the bearings, noise and easy foreign matter falling and blocking are solved.
Description
Technical Field
The utility model relates to the technical field of engine structures, in particular to an outer rotor generator structure for rowing machines and exercise bicycles.
Background
In rowing machines and exercise machines, an external rotor generator is usually installed at the center of the device, and is combined with human body force through a gear, a chain and other transmission devices to rotate the generator to generate electric energy. The generator is one of the types widely used in the field of fitness equipment due to the characteristics of simple structure, high efficiency, low noise, strong durability and the like.
The existing outer rotor generator structure for rowing machines and exercise bicycles in the market adopts a unilateral shaft outlet mode and a unilateral fixing mode, so that the structure is unstable in installation and large in bearing tension in actual use, the service life is short, noise is easy to generate, foreign matters are easy to fall into, and the phenomenon of blocking is easy to occur.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides an outer rotor generator structure for a rowing machine and an exercise bicycle.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an external rotor generator structure for rowing machine and exercise bicycle, includes the protecgulum body, protecgulum body right-hand member fixedly connected with back lid, back lid inner wall center fixedly connected with stator body, stator body through-hole center fixedly connected with axis body, the first bearing has been seted up to axis body external diameter left end, the second bearing has been seted up to axis body external diameter right-hand member, second bearing external diameter fixedly connected with magnet.
As a further description of the above technical solution:
the center of the left end of the front cover body is fixedly connected with a front cover cylinder.
As a further description of the above technical solution:
the inner diameter of the front cover cylinder is matched with the left side of the outer diameter of the shaft body.
As a further description of the above technical solution:
the inner wall of the right end of the front cover body is provided with a front cover inner hole, and the inner diameter of the front cover inner hole is equal to the outer diameter of the first bearing.
As a further description of the above technical solution:
the right end of the rear cover body is fixedly connected with a rear cover cylinder.
As a further description of the above technical solution:
the inner diameter of the rear cover cylinder is matched with the right side of the outer diameter of the shaft body.
As a further description of the above technical solution:
the inner wall of the left end of the rear cover body is provided with a rear cover inner hole, and the inner diameter of the rear cover inner hole is equal to the outer diameter of the stator body.
The utility model has the following beneficial effects:
according to the utility model, the shaft body is connected with the stator body, the magnets are connected on the stator body, the corresponding magnetic field is ensured, the corresponding electromotive force is generated, the corresponding first bearing and the corresponding second bearing are placed on the left side and the right side of the shaft body, then the front cover body and the rear cover body are bonded and welded, meanwhile, the front end and the rear end of the shaft body are protected through the front cover barrel preset by the front cover body and the rear cover barrel preset by the rear cover body, and meanwhile, the corresponding front cover inner hole and the corresponding rear cover inner hole are embedded through the two preset bearings, so that the shaft body can be stably installed, the aim of matching and sealing the front cover and the rear cover is fulfilled, the phenomenon of double-output shaft fixation is realized, and the problems of unstable single-side installation, short service life of the bearings, noise and easy foreign matter falling are solved, and the problem of blocking is solved.
Drawings
FIG. 1 is a perspective view of an outer rotor generator structure for rowing machines and exercise machines in accordance with the present utility model;
FIG. 2 is an exploded front view of an outer rotor generator for rowing machine and exercise bicycle according to the present utility model;
FIG. 3 is a rear exploded view of an outer rotor generator for rowing machines and exercise machines in accordance with the present utility model;
fig. 4 is a bottom perspective view of an outer rotor generator structure for rowing machines and exercise machines according to the present utility model.
Legend description:
1. a front cover; 2. a front cover cylinder; 3. an inner hole of the front cover; 4. a shaft body; 5. a first bearing; 6. a stator body; 7. a second bearing; 8. a magnet; 9. a rear cover; 10. a rear cover cylinder; 11. and an inner hole of the rear cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides an external rotor generator structure for rowing machine and exercise bicycle, including protecgulum 1, protecgulum 1 right-hand member fixedly connected with back lid 9, back lid 9 inner wall center fixedly connected with stator body 6, stator body 6 through-hole center fixedly connected with shaft body 4, the first bearing 5 has been seted up to shaft body 4 external diameter left end, the second bearing 7 has been seted up to shaft body 4 external diameter right-hand member, second bearing 7 external diameter fixedly connected with magnet 8, at first be connected with shaft body 4 and stator body 6, and link up magnet 8 on stator body 6, guarantee corresponding magnetic field, and produce corresponding electromotive force, place corresponding first bearing 5 and second bearing 7 with the left and right sides of shaft body 4 again, then laminate protecgulum 1 and back lid 9 and welded process, simultaneously, the effect of protecting is carried out at both ends around the bearing body 4 through the protecgulum section of thick bamboo 2 that protecgulum 1 presets with back lid 9 presets, simultaneously through the corresponding protecgulum hole 3 of bearing embedding of two presets and back lid inner hole 11, thereby guarantee that this protecgulum 4 can realize that the unilateral installation of axle body 4 can realize the sealed problem that the unilateral and the realization is easy to cause the fixed noise to cause the problem of leading to the fact, the fact the fixed to the life to be stable.
The front cover body 1 left end center fixedly connected with protecgulum section of thick bamboo 2, the internal diameter size of protecgulum section of thick bamboo 2 and the outside diameter left side size looks adaptation of shaft body 4, after being connected with protecgulum 1 and hou gai body 9, the effect of protecting the front end of shaft body 4 is carried out through protecgulum section of thick bamboo 2 that protecgulum 1 predetermines, protecgulum hole 3 has been seted up to protecgulum 1 right-hand member inner wall, the internal diameter size of protecgulum hole 3 is equal with the external diameter size of first bearing 5, through protecgulum hole 3 that protecgulum 1 was equipped with, in order to guarantee the inside of first bearing 5 embedding to protecgulum hole 3, and guarantee the fixed effect of shaft body 4 front side, prevent simultaneously that there is foreign matter or noise to get into the phenomenon, the external diameter right side looks adaptation of back lid 9 right-hand member fixedly connected with back lid section of thick bamboo 10, the internal diameter size of back lid section of thick bamboo 10 and the external diameter right side of shaft body 4, the effect of protecting the back end of back lid body 4 is carried out through back lid body 9 right-hand member inner wall of back lid 9 predetermine, back lid body 11 has been seted up back lid body 9 left end inner wall, the inside diameter 11 is equal to the external diameter size of inner hole 3, guarantee that the inside diameter of this back lid hole 11 is equal to the inside diameter of the inner hole is guaranteed through the back lid body is equal to the fixed with the back lid body 7, the external diameter of the fixed effect of the back lid body is guaranteed that is guaranteed to be equipped with the inside diameter of the back lid body 11, the inside diameter of the back cover body is equal to be equal to the inside diameter of the body is guaranteed to be equal to the inside diameter of the body is 7.
Working principle: firstly, the shaft body 4 is connected with the stator body 6, the magnets 8 are connected on the stator body 6 to ensure corresponding magnetic fields and generate corresponding electromotive forces, then the corresponding first bearings 5 and second bearings 7 are placed on the left side and the right side of the shaft body 4, then the front cover body 1 and the rear cover body 9 are bonded and welded, meanwhile, the front cover cylinder 2 preset by the front cover body 1 and the rear cover cylinder 10 preset by the rear cover body 9 play a role in protecting the front end and the rear end of the shaft body 4, and meanwhile, the corresponding front cover inner holes 3 and the corresponding rear cover inner holes 11 are embedded through the two preset bearings, so that the stable installation process of the shaft body 4 is ensured.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (7)
1. An outer rotor generator structure for rowing machine and exercise bicycle, includes protecgulum (1), its characterized in that: the novel motor stator is characterized in that the right end of the front cover body (1) is fixedly connected with the rear cover body (9), the center of the inner wall of the rear cover body (9) is fixedly connected with the stator body (6), the center of the through hole of the stator body (6) is fixedly connected with the shaft body (4), the left end of the outer diameter of the shaft body (4) is provided with the first bearing (5), the right end of the outer diameter of the shaft body (4) is provided with the second bearing (7), and the outer diameter of the second bearing (7) is fixedly connected with the magnet (8).
2. An outer rotor generator structure for rowing machines and exercise machines according to claim 1, characterized in that: the center of the left end of the front cover body (1) is fixedly connected with a front cover cylinder (2).
3. An outer rotor generator structure for rowing machines and exercise machines according to claim 2, characterized in that: the inner diameter of the front cover cylinder (2) is matched with the left side of the outer diameter of the shaft body (4).
4. An outer rotor generator structure for rowing machines and exercise machines according to claim 1, characterized in that: the inner wall of the right end of the front cover body (1) is provided with a front cover inner hole (3), and the inner diameter of the front cover inner hole (3) is equal to the outer diameter of the first bearing (5).
5. An outer rotor generator structure for rowing machines and exercise machines according to claim 1, characterized in that: the right end of the rear cover body (9) is fixedly connected with a rear cover cylinder (10).
6. An outer rotor generator structure for rowing machines and exercise machines according to claim 5, wherein: the inner diameter of the rear cover cylinder (10) is matched with the right side of the outer diameter of the shaft body (4).
7. An outer rotor generator structure for rowing machines and exercise machines according to claim 1, characterized in that: the inner wall of the left end of the rear cover body (9) is provided with a rear cover inner hole (11), and the inner diameter of the rear cover inner hole (11) is equal to the outer diameter of the stator body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321517391.5U CN220043116U (en) | 2023-06-14 | 2023-06-14 | Outer rotor generator structure for rowing machine and exercise bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321517391.5U CN220043116U (en) | 2023-06-14 | 2023-06-14 | Outer rotor generator structure for rowing machine and exercise bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220043116U true CN220043116U (en) | 2023-11-17 |
Family
ID=88723318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321517391.5U Active CN220043116U (en) | 2023-06-14 | 2023-06-14 | Outer rotor generator structure for rowing machine and exercise bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220043116U (en) |
-
2023
- 2023-06-14 CN CN202321517391.5U patent/CN220043116U/en active Active
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