CN214838261U - Transfer case procapsid and match transfer case of motor - Google Patents
Transfer case procapsid and match transfer case of motor Download PDFInfo
- Publication number
- CN214838261U CN214838261U CN202023093083.3U CN202023093083U CN214838261U CN 214838261 U CN214838261 U CN 214838261U CN 202023093083 U CN202023093083 U CN 202023093083U CN 214838261 U CN214838261 U CN 214838261U
- Authority
- CN
- China
- Prior art keywords
- transfer case
- hole
- shaft
- output shaft
- accommodating space
- 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.)
- Active
Links
Images
Landscapes
- General Details Of Gearings (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The transfer case comprises a connecting disc and a front case, wherein the outer surfaces of the connecting disc and the front case are connected in a closed mode, the inner portions of the connecting disc and the front case are relatively recessed to form communicated containing spaces, and a middle shaft hole is formed in the center of the communicated containing spaces. The connecting disc and the front shell share one shell, so that the motor is connected with the shell of the transfer case, the axial space is saved, the mass of the whole transfer case is reduced, and the strength of the transfer case body is ensured. The motor output shaft is directly connected with the intermediate gear shaft, so that a rolling bearing or a coupler for fixing the output shaft and the intermediate gear shaft is omitted, and the axial space is further optimized.
Description
Technical Field
The utility model relates to a new forms of energy transmission system field especially relates to a transfer case procapsid and match transfer case of motor.
Background
The transfer case is a key component for realizing power distribution in a transmission system, in the new energy transmission system, one end of the transfer case is connected with an output shaft of a motor, and the other end of the transfer case is connected with hydraulic pumps with different quantities to realize power distribution with different powers.
Therefore, in the field, the important significance is that the transfer case shell and the transfer case with high space utilization rate are provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a technical scheme as follows: the transfer case front shell comprises a connecting disc and a front shell, wherein the outer surfaces of the connecting disc and the front shell are connected in a closed mode, the inner parts of the connecting disc and the front shell are relatively recessed to form communicated accommodating spaces, and a middle shaft hole is formed in the center of the communicated accommodating spaces.
Further, the connecting disc and the outer surface of the front shell are integrally formed, and the connecting disc is inwards recessed to form a bowl-shaped accommodating space.
Furthermore, the edge of the bowl-shaped accommodating space is integrally formed with an annular flange, and bolt holes are uniformly distributed on the annular flange.
Furthermore, raised reinforcing ribs are uniformly distributed between the interior of the bowl-shaped accommodating space and the middle shaft hole along the radial direction of the middle shaft hole.
Furthermore, the front shell is recessed relative to the direction of the connecting disc to form a front shell accommodating space, and output shaft blind holes are uniformly distributed between the inside of the front shell accommodating space and the middle shaft hole along the axial direction of the middle shaft hole.
Further, procapsid accommodation space is the article style of calligraphy, and the output shaft blind hole has three to be the distribution of article style of calligraphy.
Further, an oil outlet and an oil inlet are formed in the surface of the front shell, and the oil outlet is communicated with the oil inlet and the front shell accommodating space.
The transfer case comprises the transfer case front shell and a rear shell matched with the shape of the front shell, wherein the rear shell is inwards recessed to form a transfer case accommodating space communicated with the accommodating space of the front shell, and the transfer case accommodating space comprises an intermediate gear shaft penetrating through an intermediate shaft hole and a driven output gear shaft meshed with the intermediate gear shaft; an output shaft through hole corresponding to the output shaft blind hole and a central shaft hole corresponding to the intermediate shaft hole are formed in the rear shell, and the driven output gear shaft is located in the output shaft blind hole and penetrates through and extends out of the output shaft through hole; one end of the intermediate gear shaft is directly connected with the output shaft of the motor, and the other end of the intermediate gear shaft extends into the central shaft hole.
Further, the output shaft of the motor is connected with the intermediate gear shaft through a flat key.
Furthermore, one end of the driven output gear shaft is located in the output shaft blind hole, the other end of the driven output gear shaft is located in the output shaft through hole and penetrates out of the output shaft through hole, and the rolling bearing is further arranged in the output shaft blind hole and the output shaft through hole and sleeved inside the driven output gear shaft.
The utility model has the advantages of it is following:
1. the front shell of the transfer case shares the connecting disc with the front shell to enable the motor to be connected with the shell of the transfer case, so that the axial space is saved, the quality of the whole transfer case is reduced, and the strength of the transfer case body is guaranteed.
2. The motor output shaft is directly connected with the intermediate gear shaft, so that a rolling bearing or a coupler for fixing the output shaft and the intermediate gear shaft is omitted, and the axial space is further optimized.
3. The axial space of the whole transfer case is shortened, so that the transmission connection among the motor output shaft, the intermediate gear shaft and the output gear shaft is more stable, the precision is higher, and the power loss is smaller.
Drawings
FIG. 1 is a first transfer case front shell structure schematic diagram;
FIG. 2 is an exploded schematic view of the transfer case;
FIG. 3 is a schematic view of a transfer case and motor connection;
FIG. 4 is a schematic view of the overall construction of the transfer case;
FIG. 5 is a second schematic structural diagram of the front case of the transfer case.
Detailed Description
In order that those skilled in the art can fully practice the invention, the following detailed description will be given with reference to the accompanying drawings.
As shown in figures 1 and 5, the transfer case front shell comprises a connecting disc 1 and a front shell 2, wherein the outer surfaces of the connecting disc 1 and the front shell 2 are connected in a closed mode, the inner parts of the connecting disc 1 and the front shell 2 are relatively recessed to form a communicated accommodating space 4, and a middle shaft hole 3 is formed in the center of the communicated accommodating space. The outer surfaces of the connecting disc 1 and the front shell 2 are connected in a closed mode, and the inner spaces are communicated, so that the outer shell is shared by the outer surfaces of the connecting disc 1 and the front shell 2, and the axial space is optimized.
The outer surfaces of the interface plate 1 and the front case 2 are closely connected to a common case by various means, for example, the outer surfaces of the interface plate 1 and the front case 2 may be fixedly connected by bolts. However, in order to ensure the strength of the whole transfer case front shell, the outer surfaces of the connecting plate 1 and the front shell 2 are integrally formed in the embodiment; the connecting plate 1 is recessed inward to form a bowl-shaped receiving space 41, and in the present embodiment, the outer shape of the connecting plate 1 is not particularly limited to match the motor housing to which it is connected.
The edge of the bowl-shaped receiving space 41 is integrally formed with an annular flange 42, bolt holes 43 are uniformly distributed on the annular flange 42, and the motor housing is fixedly connected with the connecting disc 1 through bolts.
Between bowl form accommodation space 41 inside and the middle shaft hole 3 along the radial evenly distributed in middle shaft hole 3 has bellied strengthening rib 44, has strengthened connection pad 1's mechanical strength when lightening connection pad 1 whole quality, and strengthening rib 44 is circular triangle in this embodiment.
The front shell 2 is recessed relative to the direction of the connecting disc 1 to form a front shell accommodating space 45, and output shaft blind holes 31 are uniformly distributed between the inner part of the front shell accommodating space 45 and the middle shaft hole 3 along the axial direction of the middle shaft hole 3. The front housing receiving space 45 communicates with the bowl-shaped receiving space 41 of the connecting plate 1, and the intermediate shaft hole 3 serves as a through hole for the motor output shaft and the intermediate gear shaft inside the transfer case.
The transfer case front shell optimizes the axial space through the shell shared by the connecting disc 1 and the front shell 2, the mechanical strength of the transfer case front shell is enhanced, in specific application, the matching structure design can be carried out on the specific appearance of the transfer case front shell according to the number of matched output shafts, and the transfer case front shell is specifically explained by using a one-to-three transfer case.
As shown in fig. 2 to 4, the transfer case of the matching motor comprises a rear shell 5 matched with the shape of a front shell 2, wherein the rear shell 5 is inwards recessed to form a transfer case accommodating space communicated with a front shell accommodating space 45, and the transfer case accommodating space comprises an intermediate gear shaft 6 penetrating through an intermediate shaft hole 3 and a driven output gear shaft 7 meshed with the intermediate gear shaft 6; an output shaft through hole 51 corresponding to the output shaft blind hole 31 and a central shaft hole 52 corresponding to the intermediate shaft hole 3 are formed in the rear shell 5, and the driven output gear shaft 7 is positioned in the output shaft blind hole 31 and penetrates through and extends out of the output shaft through hole 51; one end of the intermediate gear shaft 6 is directly connected with the motor output shaft 8, and the other end of the intermediate gear shaft extends into the central shaft hole 52.
In this embodiment, the front housing accommodating space 45 is in a delta shape, and the output shaft blind hole 31 and the output shaft through hole 51 are distributed in a delta shape. And one end of the intermediate gear shaft 6 is directly connected with the motor output shaft 8, so that an intermediate transmission or fixed coupling or rolling bearing is omitted, and the axial space is further optimized. In the present embodiment, the motor output shaft 8 is connected to the intermediate gear shaft 6 by a flat key 9.
One end of the driven output gear shaft 7 is positioned in the output shaft blind hole 31, the other end of the driven output gear shaft is positioned in the output shaft through hole 51 and penetrates out of the output shaft through hole 51, the output shaft blind hole 31 and the output shaft through hole 51 further comprise a rolling bearing 10, and the rolling bearing 10 is sleeved inside the driven output gear shaft 7. The driven output gear shafts 7 are spline shafts, when the motor output shaft 8 rotates, the middle gear shaft 6 is driven to rotate through the flat key 9, under the meshing action of the gears, the three driven output gear shafts 7 are driven to rotate, and then external power output equipment is driven through the splines.
In order to lubricate the internal components of the transfer case, an oil outlet 21 and an oil inlet 22 are opened on the surface of the front housing 2, and the oil outlet 21 and the oil inlet 22 are communicated with the front housing accommodating space 45. The oil which circularly flows is pumped into the oil outlet 21 and the oil inlet 22 to lubricate and cool the interior of the transfer case.
Obviously, the above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A transfer case front case, comprising: the connecting disc comprises a connecting disc (1) and a front shell (2), wherein the outer surfaces of the connecting disc (1) and the front shell (2) are connected in a closed mode, the inner parts of the connecting disc and the front shell are relatively recessed to form a communicated accommodating space (4), and a middle shaft hole (3) is formed in the center of the communicated accommodating space.
2. The transfer case front case of claim 1, wherein: the connecting disc (1) and the outer surface of the front shell (2) are integrally formed, and the connecting disc (1) is inwards recessed to form a bowl-shaped accommodating space (41).
3. The transfer case front case of claim 2, wherein: the edge of the bowl-shaped accommodating space (41) is integrally formed with an annular flange (42), and bolt holes (43) are uniformly distributed on the annular flange (42).
4. The transfer case front case of claim 3, wherein: and raised reinforcing ribs (44) are uniformly distributed between the interior of the bowl-shaped accommodating space (41) and the middle shaft hole (3) along the radial direction of the middle shaft hole (3).
5. The transfer case front case of claim 2, wherein: the front shell body (2) is recessed relative to the connecting disc (1) to form a front shell body accommodating space (45), and output shaft blind holes (31) are evenly distributed between the inner portion of the front shell body accommodating space (45) and the middle shaft hole (3) along the axial direction of the middle shaft hole (3).
6. The transfer case front case of claim 5, wherein: the front shell containing space (45) is in a shape of a Chinese character 'pin', and the output shaft blind holes (31) are distributed in a shape of a Chinese character 'pin'.
7. The transfer case front case of claim 6, wherein: an oil outlet (21) and an oil inlet (22) are formed in the surface of the front shell (2), and the oil outlet (21) is communicated with the oil inlet (22) and the front shell accommodating space (45).
8. A transfer case for a matched electric motor, including the transfer case front housing of claim 5, wherein: the transfer case is characterized by further comprising a rear shell (5) matched with the shape of the front shell (2), wherein the rear shell (5) is inwards recessed to form a transfer case accommodating space communicated with the front shell accommodating space (45), and the transfer case accommodating space comprises an intermediate gear shaft (6) penetrating through the intermediate shaft hole (3) and a driven output gear shaft (7) meshed with the intermediate gear shaft (6); an output shaft through hole (51) corresponding to the output shaft blind hole (31) and a central shaft hole (52) corresponding to the middle shaft hole (3) are formed in the rear shell (5), and the driven output gear shaft (7) is located in the output shaft blind hole (31) and penetrates through and extends out of the output shaft through hole (51); one end of the intermediate gear shaft (6) is directly connected with the motor output shaft (8), and the other end of the intermediate gear shaft extends into the central shaft hole (52).
9. The matched motor transfer case of claim 8 wherein: the motor output shaft (8) is connected with the intermediate gear shaft (6) through a flat key (9).
10. The matched motor transfer case of claim 9 wherein: one end of the driven output gear shaft (7) is positioned in the output shaft blind hole (31), the other end of the driven output gear shaft is positioned in the output shaft through hole (51) and penetrates out of the output shaft through hole, the output shaft blind hole (31) and the output shaft through hole (51) further comprise a rolling bearing (10), and the rolling bearing (10) is sleeved inside the driven output gear shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023093083.3U CN214838261U (en) | 2020-12-21 | 2020-12-21 | Transfer case procapsid and match transfer case of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023093083.3U CN214838261U (en) | 2020-12-21 | 2020-12-21 | Transfer case procapsid and match transfer case of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214838261U true CN214838261U (en) | 2021-11-23 |
Family
ID=78803590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023093083.3U Active CN214838261U (en) | 2020-12-21 | 2020-12-21 | Transfer case procapsid and match transfer case of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214838261U (en) |
-
2020
- 2020-12-21 CN CN202023093083.3U patent/CN214838261U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108466549B (en) | Electronic drive unit | |
| US10309507B2 (en) | Transmission arrangement | |
| CN103511604B (en) | The planet stent of planetary gear mechanism | |
| US20090233749A1 (en) | Composite planetary gear apparatus | |
| CN111550528A (en) | Motor embedded two-stage planetary reducer | |
| CN214838261U (en) | Transfer case procapsid and match transfer case of motor | |
| CN104309473A (en) | Planet speed reducer assembly for electric vehicle and electric vehicle | |
| CN211009743U (en) | Two-shaft electrically-driven speed reducer | |
| CN213981953U (en) | Powder concentrator actuating system | |
| CN201626402U (en) | Travelling device used for anti-explosion special storage battery electric locomotive of coal mine | |
| CN101964561A (en) | Motor | |
| CN211508826U (en) | Integrated motor driving system for dual-output vehicle | |
| CN210476989U (en) | Joint rotation power unit and quadruped robot applying same | |
| CN111884420A (en) | High output torque density's rotary motion module | |
| CN212690744U (en) | Split type differential mechanism shell | |
| CN207737108U (en) | A kind of one input shaft type power assembly of electric automobile | |
| CN219366726U (en) | Light differential mechanism shell of large-torque commercial vehicle | |
| CN207612162U (en) | The integrated driving device that high-speed electric expreess locomotive is integrated with retarder | |
| CN216761448U (en) | Differential mechanism and electric drive assembly | |
| CN216020628U (en) | Multifunctional food processor | |
| CN217883039U (en) | Multi-motor coupling structure | |
| CN212381067U (en) | High output torque density's rotary motion module | |
| CN220286320U (en) | Direct-connection speed reducer | |
| CN216519433U (en) | Damping gearbox, stay bar and vehicle | |
| CN218761229U (en) | Auxiliary box low gear combination gear ring and gear ring positioning plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |