CN218228638U - Integrated structure driving wheel - Google Patents
Integrated structure driving wheel Download PDFInfo
- Publication number
- CN218228638U CN218228638U CN202220207403.3U CN202220207403U CN218228638U CN 218228638 U CN218228638 U CN 218228638U CN 202220207403 U CN202220207403 U CN 202220207403U CN 218228638 U CN218228638 U CN 218228638U
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- Prior art keywords
- gear
- support
- supporting part
- half shell
- transmission
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- 230000005540 biological transmission Effects 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims description 11
- 238000001746 injection moulding Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000011257 shell material Substances 0.000 description 24
- 239000003921 oil Substances 0.000 description 12
- 238000009434 installation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model discloses an integrated structure driving wheel, which comprises a bracket, a motor component and a wheel body, wherein the bracket is provided with a supporting part, and the wheel body is rotatably arranged outside the supporting part; the supporting part is provided with the cavity that link up, and motor element is provided with the rotor including the stator that is fixed in the cavity inside wall in, the cavity, and the one end and the rotate bracket connection of the pivot on the rotor are worn out support one side, and the end fixing of supporting part has half shell, and half shell is worn out and is rotated with half shell to be connected to the pivot other end, and the one end that half shell was worn out in the pivot is connected with the stopper, stopper and half shell fixed connection, and half shell assembles the shell that forms motor element with the cavity jointly, leads to the gear set transmission between the one end that the support was worn out to the pivot and the wheel body, one side of support dorsad supporting part is provided with the gear lid, and one side of support dorsad supporting part is equipped with and covers complex plane with the gear, the gear lid is fixed with this plane, and the gear set cover is established including, can reduce motor cost, and the structure is more reasonable.
Description
Technical Field
The utility model belongs to the technical field of the drive wheel and specifically relates to an integrated configuration drive wheel is related to.
Background
The shell material of the motor used in the current mobile driving electric driving wheel for material handling is thick seamless steel pipe or cast iron, and the starting point is that the motor shell bears the gravity of the driving wheel, for example, the speed reducing box with the publication number of CN 212499859U comprises a speed reducing box body, a transmission component, a driving motor and a wheel rotatably arranged outside the driving motor, wherein the speed reducing box body comprises a lateral installation part and a transverse installation part connected to the top of the lateral installation part, a mounting space is formed between the lateral installation part and the transverse installation part, the speed reducing box body further comprises an inner gear ring which is matched with the transmission component for transmission, two side end surfaces of the inner gear ring respectively abut against the transmission component and the wheel, and the outer circumferential surface of the inner gear ring abuts against the inner wall of the wheel; the wheel passes through the bearing rotation and installs on driving motor, and the block is provided with the circlip subassembly between this wheel and the driving motor.
The motor shell in the structure is used as a stress main body of the driving wheel, the requirement for bearing external force on the motor shell is higher, and therefore the cost of the motor is greatly increased.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the application provides an integrated structure drive wheel, can reduce motor cost, and the structure is more reasonable.
Aiming at the technical problems, the following technical scheme is adopted in the application:
a driving wheel with an integrated structure comprises a support, a motor assembly and a wheel body, wherein the support is provided with a supporting part, and the wheel body is rotatably arranged outside the supporting part; the supporting part is provided with the cavity that link up, and motor element is provided with the rotor in including the stator that is fixed in the cavity inside wall in, the cavity, and the one end and the rotate bracket connection of the pivot on the rotor are worn out support one side, the end fixing of supporting part has half shell, and half shell is worn out and is rotated with half shell to be connected to the pivot other end, and the one end that half shell was worn out in the pivot is connected with the stopper, stopper and half shell fixed connection, and half shell assembles the shell that forms motor element with the cavity jointly, leads to the gear train transmission between the one end that the support was worn out in the pivot and the wheel body, one side of support dorsad supporting part is provided with the gear lid, one side of support dorsad supporting part be equipped with gear lid complex plane, the gear lid fixed with this plane on, the gear lid including establishing the gear train cover.
By adopting the technical scheme, the supporting part arranged on the bracket is used for mounting the wheel body, so that the acting force acts on the supporting part and does not act on the motor directly; the support can be directly formed by casting, and when the support is cast, the support can be synchronously cast without separately producing the motor, so that the cost can be effectively reduced; in order to facilitate the wheel body to be exactly assembled on the supporting part, the outer part of the supporting part can be columnar; the cavity arranged on the supporting part is used for installing the motor assembly, the cavity is used as a part of the motor shell, high integration between the motor shell and the motor shell is realized, and the length of the motor is usually longer than the axial size of the wheel body according to the power setting of the driving wheel, so that the axial sizes of the supporting part and the wheel body are matched, and the end parts of the stator and the rotor, which extend out of the cavity of the supporting part, are covered by the half shell, so that the cost of the support can be further reduced; simultaneously, one side of the bracket, which is directly matched with the gear cover, adopts a planar design, and when the bracket is produced, a blank piece of the bracket is milled flat, the processing is simple, the cost is further reduced, the structure is more reasonable, and the brake fixed at the tail part of the half shell is used for realizing the braking of the driving wheel and is convenient for controlling the driving wheel.
The application is further configured to: a first oil seal is arranged between the rotating shaft and the support, and a sealing gasket is arranged between the gear cover and the support.
By adopting the technical scheme, the first oil seal and the sealing gasket can further increase the sealing performance, reduce the oil leakage situation, and ensure that the driving wheel is used for a long time without oil leakage.
The application is further configured to: the gear train is equipped with rotatable transmission shaft including installing in the driving gear of motor on the support, and the transmission shaft runs through the support, and the one end of transmission shaft is provided with first drive gear, and the other end of transmission shaft is provided with second drive gear, and first drive gear is located the both sides of support with second drive gear respectively. The first transmission gear is meshed with the driving gear; and a gear ring is fixed on one side of the wheel body close to the bracket, and the gear ring is meshed with the second transmission gear.
The application is further configured to: the gear train is equipped with rotatable transmission shaft including installing in the driving gear of motor on the support, and the transmission shaft runs through the support, and the one end of transmission shaft is provided with first drive gear, and the other end of transmission shaft is provided with second drive gear, and first drive gear is located the both sides of support respectively with second drive gear. The first transmission gear is meshed with the driving gear; and a gear ring is fixed on one side of the wheel body close to the support and meshed with the second transmission gear.
Through adopting above-mentioned technical scheme, through the mutual transmission between each gear, have the effect of speed reduction on the one hand, on the other hand can be effectual with the moment of torsion transmission of motor to wheel body, because the driving gear is located the same one side of support with first drive gear, according to the difference of application scene, through changing driving gear and first drive gear, change the gear ratio and further realize the transform of drive wheel moment of torsion.
The application is further configured to: and a second oil seal is arranged between the gear ring and the support, and a bearing with a dustproof cover is arranged between the wheel body and the supporting part.
By adopting the technical scheme, the bearing with the dustproof cover and the second oil seal are arranged, so that the relative sealing of the space where the gear ring and the second transmission gear are located can be kept, the lubrication between the gear ring and the second transmission gear is ensured, grease can be added between the gear ring and the second gear, and the lubricating effect of the gear ring and the second transmission gear is improved.
The application is further configured to: the side face of the bracket mounting gear is provided with a circle of annular bulges matched with the shape of the gear cover, the annular bulges are provided with a plurality of screw holes, the gear cover is fixed on the annular bulges through screws, a sealing gasket is arranged between the gear cover and the annular bulges, and the height of the annular bulges can be 3-5mm.
By adopting the technical scheme, the annular bulge is arranged on the support to be matched with the gear cover, so that the milling range of the support is small when the support is machined, the precision is controlled more easily, the flatness of the surface of the annular bulge is convenient to maintain, and the sealing effect between the gear cover and the support is better.
The application is further configured to: the gear cover is formed by plastic injection molding or metal punch forming.
Through adopting above-mentioned technical scheme, gear cover adopts injection moulding or stamping forming, and its processing degree of difficulty is little, further reduces the overall cost of drive wheel.
This application compares with prior art's beneficial effect has, because the wheel body is rotatable installs in the support and does not act on the motor, the cost of the motor that makes reduces greatly, need not additionally to design motor housing that structural strength is high, can directly purchase the motor installation that the specification accords with can, maintenance, replacement cost are lower.
Drawings
Fig. 1 is a view showing the outline of a drive wheel of an integrated structure.
Fig. 2 is a schematic view of the structure of the integrated structure driving wheel.
Description of reference numerals:
1. a support; 11. a support portion; 12. an installation part; 13. a cavity; 14. a first oil seal; 2. a motor assembly; 21. a rotating shaft; 22. a driving gear; 23. a stator; 24. a rotor; 25. a half shell; 3. a drive shaft; 31. a first drive gear; 32. a second transmission gear; 4. a wheel body; 41. a bearing; 42. a ring gear; 43. a second oil seal; 5. a gear cover; 51. a gasket; 52. an oil filler hole; 6. and a brake.
Detailed Description
An integrated structure driving wheel comprises a bracket 1, wherein the bracket 1 is provided with a mounting part 12 and a columnar supporting part 11, a rotatable wheel body 4 is mounted outside the supporting part 11, and a bearing 41 is arranged between the wheel body 4 and the mounting part 12; the supporting part 11 is provided with the cavity 13 that link up, the cavity 13 in install motor element 2, motor element 2 is including being fixed in the stator 23 of cavity 13 inside wall, is provided with rotor 24 in the cavity 13, the one end of the last pivot 21 of rotor 24 rotates with support 1 to be connected and pivot 21 wears out one side of support 1. The end fixing of supporting part 11 has half shell 25, the other end of pivot 21 rotates with half shell 25 to be connected and wears out half shell 25, the one end that half shell 25 was worn out to pivot 21 is provided with stopper 6, stopper 6 is fixed in half shell, be provided with first oil blanket 14 between shell pivot 21 and the support 1 of formation motor is assembled jointly to half shell 25 and cavity 13, the end fixing of pivot 21 has driving gear 22, be equipped with rotatable transmission shaft 3 on the support 1, transmission shaft 3 runs through support 1, the one end of transmission shaft 3 is provided with first drive gear 31, the other end of transmission shaft 3 is provided with second drive gear 32, first drive gear 31 and second drive gear 32 are located the both sides of support 1 respectively promptly. The first transmission gear 31 is meshed with the driving gear 22; a gear ring 42 is fixed on one side of the wheel body 4 close to the bracket 1, and the gear ring 42 is meshed with the second transmission gear 32. Wherein a second oil seal 43 is arranged between the gear ring 42 and the bracket 1, and a bearing 41 arranged between the wheel body 4 and the supporting part 11 is provided with a dustproof cover, so that the gear ring 42 and the second transmission gear 32 have better dustproof effect.
One side of the support 1 far away from the motor can be a plane, one side of the support 1 far away from the motor is fixed with a gear cover 5, the gear cover 5 can be formed by plastic injection molding or metal punch forming, and selection is performed according to application scenes and use working conditions of the driving wheel. A closed space is formed by the gear cover 5 and the side surface of the driving bracket 1, and the gear cover 5 is provided with an oil injection hole 52 for injecting lubricating oil into the closed space so as to fully lubricate the gear; it should be noted here that, a circle of annular protrusion with the same shape as the gear cover 5 may be provided on the side surface of the bracket 1 where the gear is mounted, a plurality of screw holes are provided on the annular protrusion, the gear cover 5 is fixed to the annular protrusion by screws, and a sealing gasket 51 is provided between the gear cover 5 and the annular protrusion to increase the sealing performance, preferably, the height of the annular protrusion may be 3-5mm, so that when the sealing surface of the bracket 1 is machined, only the flatness of the annular protrusion is ensured, the machining time is reduced, and the precision control is facilitated.
The operating principle of this application, support 1 is provided with columnar supporting part 11 and is used for installing wheel body 4, and the motor is installed in the cavity 13 of supporting part 11 for effort on the wheel body 4 is applyed in supporting part 11, and does not act on the motor, and to motor housing's structural strength like this, the requirement greatly reduced of material rigidity makes the manufacturing cost of motor reduce greatly. During the use, the driving wheel passes through the installation automobile body of support 1, rotates through the control motor, drives first drive gear 31 by driving gear 22 on the pivot 21 and rotates, further drives second drive gear 32 transmission through the transmission of transmission shaft 3, and second drive gear 32 meshes with the fixed ring gear 42 on the wheel body 4 to drive wheel body 4 and rotate on supporting part 11, through the setting of stopper 6, in order to realize braking the driving wheel motion.
Claims (6)
1. The utility model provides an integrated configuration drive wheel, includes support (1), motor element (2), wheel body (4), its characterized in that: the support (1) is provided with a supporting part (11), and the wheel body (4) is rotatably arranged outside the supporting part (11); supporting part (11) are provided with cavity (13) that link up, and motor element (2) are including being fixed in stator (23) of cavity (13) inside wall, are provided with rotor (24) in cavity (13), and the one end of pivot (21) on rotor (24) rotates with support (1) to be connected and wears out support (1) one side, the end fixing of supporting part (11) has half shell (25), and half shell (25) are worn out and are rotated with half shell (25) to be connected to pivot (21) other end, and the one end that half shell (25) were worn out in supporting part (11) is connected with stopper (6), stopper (6) and half shell (25) fixed connection, and the shell that forms motor element (2) is assembled jointly to half shell (25) and cavity (13), leads to between one end that support (1) was worn out in pivot (21) and wheel body (4) through the gear train transmission, one side of support (1) dorsad supporting part (11) is provided with gear cover (5), and one side of support (1) dorsad) is equipped with gear cover (5) complex plane, including gear train cover (5) are established.
2. An integrated structural drive wheel in accordance with claim 1, wherein: a first oil seal (14) is arranged between the rotating shaft (21) and the support (1), and a sealing gasket (51) is arranged between the gear cover (5) and the support (1).
3. An integrated structural drive wheel according to claim 1, wherein: the gear set comprises a driving gear (22) arranged on the motor assembly (2), a rotatable transmission shaft (3) is arranged on the support (1), the transmission shaft (3) penetrates through the support (1), a first transmission gear (31) is arranged at one end of the transmission shaft (3), a second transmission gear (32) is arranged at the other end of the transmission shaft (3), and the first transmission gear (31) and the second transmission gear (32) are respectively positioned on two sides of the support (1); the first transmission gear (31) is meshed with the driving gear (22); a gear ring (42) is fixed on one side of the wheel body (4) close to the support (1), and the gear ring (42) is meshed with the second transmission gear (32).
4. An integrated structural drive wheel according to claim 1, wherein: a second oil seal (43) is arranged between the gear ring (42) and the support (1), and a bearing (41) with a dustproof cover is arranged between the wheel body (4) and the supporting part (11).
5. An integrated structural drive wheel in accordance with claim 1, wherein: the side of the bracket (1) for mounting the gear is provided with a circle of annular bulges matched with the shape of the gear cover (5), the annular bulges are provided with a plurality of screw holes, the gear cover (5) is fixed on the annular bulges through screws, a sealing gasket (51) is arranged between the gear cover (5) and the annular bulges, and the height of the annular bulges can be 3-5mm.
6. An integrated structural drive wheel according to claim 1, wherein: the gear cover (5) is formed by plastic injection molding or metal punch forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220207403.3U CN218228638U (en) | 2022-01-25 | 2022-01-25 | Integrated structure driving wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220207403.3U CN218228638U (en) | 2022-01-25 | 2022-01-25 | Integrated structure driving wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218228638U true CN218228638U (en) | 2023-01-06 |
Family
ID=84661319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220207403.3U Active CN218228638U (en) | 2022-01-25 | 2022-01-25 | Integrated structure driving wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218228638U (en) |
-
2022
- 2022-01-25 CN CN202220207403.3U patent/CN218228638U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |