CN220857714U - Card fixing stator structure for direct-current fan - Google Patents
Card fixing stator structure for direct-current fan Download PDFInfo
- Publication number
- CN220857714U CN220857714U CN202322647906.XU CN202322647906U CN220857714U CN 220857714 U CN220857714 U CN 220857714U CN 202322647906 U CN202322647906 U CN 202322647906U CN 220857714 U CN220857714 U CN 220857714U
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- plug
- block
- card
- groove
- fixedly connected
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004804 winding Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a clamping piece fixing stator structure for a direct current fan, which comprises a stator core, wherein a plurality of clamping pieces are movably connected to the inner wall of the stator core in an equidistance surrounding mode, a first plug-in block is fixedly connected to one side, close to the inner wall of the stator core, of each clamping piece, a first plug-in groove is formed in the inner wall of the stator core, corresponding to the first plug-in block, and one end, far away from each clamping piece, of each first plug-in block penetrates through the first plug-in groove and extends into the first plug-in groove. According to the utility model, the stator iron core, the clamping piece, the first plug-in block, the first plug-in groove, the second plug-in groove, the first bearing, the driving shaft, the driving bevel gear, the second bearing, the threaded rod, the moving block, the second plug-in block, the driven bevel gear, the guide groove and the guide block are mutually matched, so that the effect of facilitating the disassembly of the clamping piece is achieved, the operation is simple, and time and labor are saved.
Description
Technical Field
The utility model relates to the technical field of direct current fans, in particular to a card fixed stator structure for a direct current fan.
Background
The stator is a stationary part of the direct current fan. The stator consists of a stator core, a stator winding and a stand. The main function of the stator is to generate a rotating magnetic field, and the main function of the rotor is to be cut by magnetic lines of force in the rotating magnetic field to generate current.
In the prior art, as in the patent with the application number of CN201811488166.7, the invention discloses a series excited motor stator structure, which comprises a stator core, twenty clamping pieces are fixedly connected to the inner wall of the stator core at equal intervals, the clamping pieces are of hollow structures, through grooves are formed in two sides of the clamping pieces, the front side and the rear side of the inner wall of each through groove are connected through a rotating shaft, a fixed sleeve is sleeved on the rotating shaft, return springs are sleeved at two ends of the rotating shaft, two ends of each return spring are respectively fixedly connected with one side of the inner wall of each through groove and one side of the fixed sleeve, one side of the surface of each fixed sleeve is fixedly connected with one end of a connecting block, and the other end of each connecting block penetrates through the corresponding through groove and is fixedly connected with one side of an external movable stop block. According to the invention, the stator winding is plugged into a gap between the two movable stop blocks, the two movable stop blocks can be separated under the action of extrusion force, and after the stator winding passes through the gap between the two movable stop blocks, the two movable stop plates can fix the stator winding in the interval between the two clamping pieces.
However, in practical use, the above patent has a problem that the card is not convenient to disassemble, and for this reason, we propose a card-fixing stator structure for a direct current fan.
Disclosure of utility model
The utility model aims to provide a card fixing stator structure for a direct current fan, which is used for solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a card-holding stator structure for a direct current fan, comprising:
A stator core;
The inner wall of the stator core is equidistantly and circumferentially movably connected with a plurality of clamping pieces;
The first plug-in block is fixedly connected with one side of the clamping piece, which is close to the inner wall of the stator core;
The first inserting groove is formed in the position, corresponding to the first inserting block, of the inner wall of the stator core, one end, far away from the clamping piece, of the first inserting block penetrates through the first inserting groove and extends to the inside of the first inserting groove, and the first inserting block is movably inserted with the first inserting groove;
The two sides of the first inserting groove are provided with second inserting grooves;
a first bearing is fixedly connected with one side of the inner wall of the card far away from the first plug-in block, a driving shaft is rotatably connected in the first bearing, one end of the driving shaft, which is close to the first plug-in block, sequentially penetrates through the first bearing, the clamping piece and the first plug-in block, extends to the inside of the first plug-in block and is fixedly connected with a driving bevel gear, and one end of the driving shaft, which is far away from the driving bevel gear, sequentially penetrates through the first bearing and the clamping piece, extends to the outside of the clamping piece and is fixedly connected with a handle;
the second bearing is fixedly connected with two sides of the inner wall of the first plug block, one side of the second bearing, which is close to the driving shaft, is rotationally connected with a threaded rod, the threaded directions of the two threaded rods are opposite, the two threaded rods are fixedly connected, one side of the surface of the threaded rod, which is close to the second bearing, is in threaded connection with a moving block, one side of the moving block, which is far away from the driving shaft, is fixedly connected with a second plug block, and one side of the second plug block, which is far away from the moving block, sequentially penetrates through the first plug block and the second plug groove and extends into the second plug groove;
And the surface of one of the threaded rods is connected with a driven bevel gear in a threaded manner.
Further, two guide grooves are symmetrically formed in one side, far away from the card, of the inner wall of the first plug-in block, guide blocks are connected to the inner portion of each guide groove in a sliding mode, and the guide blocks are fixedly connected with the moving blocks.
Further, the driving shaft is movably connected with the card, and the driving shaft is movably connected with the first plug-in block.
Further, the surface of the moving block is in movable contact with the inner wall of the first plug-in block.
Further, the second plug-in block is movably clamped with the second plug-in groove.
Further, the second plug-in block is movably connected with the first plug-in block.
Further, the driven bevel gear and the drive bevel gear are meshed with each other.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, the stator iron core, the clamping piece, the first plug-in block, the first plug-in groove, the second plug-in groove, the first bearing, the driving shaft, the driving bevel gear, the second bearing, the threaded rod, the moving block, the second plug-in block, the driven bevel gear, the guide groove and the guide block are mutually matched, so that the effect of facilitating the disassembly of the clamping piece is achieved, the operation is simple, and time and labor are saved.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a cross-sectional view of the front structure of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 1A according to the present utility model;
Fig. 4 is an enlarged schematic view of the utility model B of fig. 3.
In the figure: 1. a stator core; 2. a card; 3. a first plug block; 4. a first socket groove; 5. a second insertion groove; 6. a first bearing; 7. a driving shaft; 8. a drive bevel gear; 9. a second bearing; 10. a threaded rod; 11. a moving block; 12. a second plug block; 13. a driven bevel gear; 14. a guide groove; 15. and a guide block.
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 understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, 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, a card fixing stator structure for a direct current fan comprises a stator core 1, a plurality of cards 2 are movably connected around the inner wall of the stator core 1 at equal intervals, a first inserting block 3 is fixedly connected to one side of the card 2 close to the inner wall of the stator core 1, a first inserting groove 4 is formed in the position, corresponding to the first inserting block 3, of the inner wall of the stator core 1, one end, far away from the card 2, of the first inserting block 3 penetrates through the first inserting groove 4 and extends to the inside of the first inserting groove 4, the first inserting block 3 is movably inserted with the first inserting groove 4, second inserting grooves 5 are formed in two sides of the first inserting groove 4, a first bearing 6 is fixedly connected to one side, far away from the first inserting block 3, of the inner wall of the card 2, a driving shaft 7 is rotatably connected to the inside of the first bearing 6, one end of the driving shaft 7, which is close to the first plug-in block 3, sequentially penetrates through the first bearing 6, the card 2 and the first plug-in block 3 and extends to the inside of the first plug-in block 3 and is fixedly connected with the driving bevel gear 8, one end of the driving shaft 7, which is far away from the driving bevel gear 8, sequentially penetrates through the first bearing 6 and the card 2 and extends to the outside of the card 2 and is fixedly connected with the handle, two sides of the inner wall of the first plug-in block 3 are fixedly connected with the second bearing 9, one side of the second bearing 9, which is close to the driving shaft 7, is rotationally connected with the threaded rod 10, the threads of the two threaded rods 10 are opposite in direction, the two threaded rods 10 are fixedly connected, one side of the threaded rod 10, which is close to the second bearing 9, is in the surface, is in the threaded connection with the moving block 11, one side, which is far away from the driving shaft 7, is fixedly connected with the second plug-in block 12, one side, which is far away from the moving block 11 sequentially penetrates through the first plug-in block 3 and the second plug-in groove 5 and extends to the inside of the second plug-in groove 5, the surface of one of the threaded rods 10 is threadedly connected with a driven bevel gear 13.
Specifically, two guide grooves 14 are symmetrically formed in one side, far away from the card 2, of the inner wall of the first plug-in block 3, guide blocks 15 are connected to the inside of the guide grooves 14 in a sliding mode, and the guide blocks 15 are fixedly connected with the moving blocks 11.
In the concrete implementation, the driving shaft 7 is movably connected with the card 2, and the driving shaft 7 is movably connected with the first plug-in block 3.
Specifically, the surface of the moving block 11 is in movable contact with the inner wall of the first plug-in block 3.
In the specific implementation, the second plugging block 12 is movably clamped with the second plugging groove 5.
Specifically, the second plug-in block 12 is movably connected with the first plug-in block 3.
In particular, the driven bevel gear 13 is in mesh with the drive bevel gear 8.
When in practical application: when the card 2 needs to be disassembled, only the handle is required to be rotated anticlockwise, the driving shaft 7 and the driving bevel gear 8 are driven to rotate, the driving bevel gear 8 sequentially drives the driven bevel gear 13 and the threaded rod 10 to rotate, the moving block 11 drives the second plug-in block 12 and the guide block 15 to move to the side far away from the second plug-in groove 5, the second plug-in block 12 is further separated from the second plug-in groove 5, then the card 2 is pulled to the side far away from the first plug-in groove 4, the first plug-in block 3 is further separated from the first plug-in groove 4, and therefore the card 2 can be taken down.
All parts in the utility model are universal standard parts or parts known by a person skilled in the art, the structure and principle of the parts are known by the person skilled in the art through technical manuals or known by conventional experimental methods, and standard parts used in the utility model file can be purchased from the market, each part in the utility model file can be customized according to the description of the specification and the drawing, the specific connection modes of each part adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, the control mode of the utility model is automatically controlled by a controller, the control circuit of the controller can be realized through simple programming of the person skilled in the art, the supply of power also belongs to the common general knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the utility model does not explain the control mode and circuit connection in detail.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A card-fixed stator structure for a direct current fan, comprising:
A stator core (1);
The clamping pieces (2) are movably connected with the inner wall of the stator core (1) in an equidistance surrounding mode;
The clamping piece (2) is fixedly connected with the first plug-in block (3) at one side close to the inner wall of the stator core (1);
The first inserting groove (4) is formed in the position, corresponding to the first inserting block (3), of the inner wall of the stator core (1), one end, far away from the card (2), of the first inserting block (3) penetrates through the first inserting groove (4) and extends to the inside of the first inserting groove (4), and the first inserting block (3) and the first inserting groove (4) are movably inserted;
The two sides of the first inserting groove (4) are provided with second inserting grooves (5);
The card comprises a first bearing (6), wherein one side, far away from a first plug-in block (3), of the inner wall of a card (2) is fixedly connected with the first bearing (6), a driving shaft (7) is rotationally connected in the first bearing (6), one end, close to the first plug-in block (3), of the driving shaft (7) sequentially penetrates through the first bearing (6), the card (2) and the first plug-in block (3) and extends to the inside of the first plug-in block (3) and is fixedly connected with a driving bevel gear (8), and one end, far away from the driving bevel gear (8), of the driving shaft (7) sequentially penetrates through the first bearing (6) and the card (2) and extends to the outside of the card (2) and is fixedly connected with a handle;
the two sides of the inner wall of the first plug-in block (3) are fixedly connected with second bearings (9), one side, close to the driving shaft (7), of each second bearing (9) is rotationally connected with threaded rods (10), the threaded directions of the two threaded rods (10) are opposite, the two threaded rods (10) are fixedly connected, one side, close to the second bearings (9), of the surface of each threaded rod (10) is in threaded connection with a moving block (11), one side, far away from the driving shaft (7), of each moving block (11) is fixedly connected with a second plug-in block (12), and one side, far away from the moving block (11), of each second plug-in block (12) sequentially penetrates through the first plug-in block (3) and the second plug-in groove (5) and extends into the second plug-in groove (5);
And driven bevel gears (13), wherein the surface of one threaded rod (10) is in threaded connection with the driven bevel gears (13).
2. A card-holding stator structure for a direct current fan as set forth in claim 1, wherein: two guide grooves (14) are symmetrically formed in one side, far away from the card (2), of the inner wall of the first plug-in block (3), guide blocks (15) are connected inside the guide grooves (14) in a sliding mode, and the guide blocks (15) are fixedly connected with the moving blocks (11).
3. A card-holding stator structure for a direct current fan as set forth in claim 1, wherein: the driving shaft (7) is movably connected with the card (2), and the driving shaft (7) is movably connected with the first plug-in block (3).
4. A card-holding stator structure for a direct current fan as set forth in claim 1, wherein: the surface of the moving block (11) is in movable contact with the inner wall of the first plug-in block (3).
5. A card-holding stator structure for a direct current fan as set forth in claim 1, wherein: the second plug-in block (12) is movably clamped with the second plug-in groove (5).
6. A card-holding stator structure for a direct current fan as set forth in claim 1, wherein: the second plug-in block (12) is movably connected with the first plug-in block (3).
7. A card-holding stator structure for a direct current fan as set forth in claim 1, wherein: the driven bevel gear (13) is meshed with the driving bevel gear (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322647906.XU CN220857714U (en) | 2023-09-27 | 2023-09-27 | Card fixing stator structure for direct-current fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322647906.XU CN220857714U (en) | 2023-09-27 | 2023-09-27 | Card fixing stator structure for direct-current fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220857714U true CN220857714U (en) | 2024-04-26 |
Family
ID=90782398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322647906.XU Active CN220857714U (en) | 2023-09-27 | 2023-09-27 | Card fixing stator structure for direct-current fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220857714U (en) |
-
2023
- 2023-09-27 CN CN202322647906.XU patent/CN220857714U/en active Active
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