CN219734135U - Driving axle differential mechanism assembly - Google Patents
Driving axle differential mechanism assembly Download PDFInfo
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- CN219734135U CN219734135U CN202321252799.4U CN202321252799U CN219734135U CN 219734135 U CN219734135 U CN 219734135U CN 202321252799 U CN202321252799 U CN 202321252799U CN 219734135 U CN219734135 U CN 219734135U
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- differential
- differential mechanism
- bevel gear
- shell
- assembly
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- 230000007246 mechanism Effects 0.000 title claims abstract description 62
- 238000007789 sealing Methods 0.000 claims abstract description 44
- 230000009471 action Effects 0.000 abstract description 12
- 239000000428 dust Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000003749 cleanliness Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a drive axle differential assembly, which comprises a differential shell, wherein two ends of the differential shell are respectively provided with a shell cover, the top end and the bottom end of the differential shell are respectively provided with a mounting seat, and the top of each mounting seat is connected with a mounting top plate through a sealing assembly; the middle part of the front surface of the differential mechanism shell is provided with a fixed shaft, one side of the fixed shaft is provided with a planetary bevel gear matched with the differential mechanism shell, two sides of the planetary bevel gear are provided with driven bevel gears which are meshed with each other, one end of each driven bevel gear, far away from the planetary bevel gear, is provided with a half shaft matched with a shell cover, and one end of each half shaft, far away from each driven bevel gear, is provided with a mounting shell; the inner bottom end of the differential case is provided with a buffer assembly. Under the action of the sealing component, the phenomenon that dust is carried out in the differential mechanism shell in the using process of the differential mechanism of the driving axle can be avoided, so that the cleanliness of the inner part of the differential mechanism shell is ensured, and the stable use of the differential mechanism of the driving axle is ensured.
Description
Technical Field
The utility model relates to the technical field of drive axles, in particular to a drive axle differential mechanism assembly.
Background
A transaxle is a mechanism located at the end of the drive train that can vary the rotational speed and torque from the transmission and transmit them to the drive wheels. The drive axle generally consists of a main speed reducer, a differential, a wheel transmission device, a drive axle housing and the like. The differential mechanism of the automobile is widely applied, and can realize a mechanism for rotating left and right (or front and rear) driving wheels at different rotating speeds, and mainly comprises left and right half shaft gears, planetary gears and a gear frame.
However, the vehicles cannot rotate at the same speed during the curve running, and in order to make the rotation speeds of the vehicles basically consistent during the curve running, a differential is needed to adjust the rotation speed difference of the front wheel and the rear wheel.
In the prior art, the differential mechanism is mainly composed of a differential mechanism shell and shell covers at two ends, the top and the bottom of the differential mechanism shell are usually provided with mounting covers, the mounting covers are usually fixed by bolts, when the bolts are loosened, dust can occur to carry out the phenomenon inside the differential mechanism shell, the density is not tight, the performance of the differential mechanism is reduced, and the service life of the differential mechanism is reduced.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
In order to solve the problems in the related art, the present utility model provides a driving axle differential assembly to overcome the above technical problems in the prior art.
For this purpose, the utility model adopts the following specific technical scheme:
the driving axle differential mechanism assembly comprises a differential mechanism shell, wherein two ends of the differential mechanism shell are respectively provided with a shell cover, the top end and the bottom end of the differential mechanism shell are respectively provided with a mounting seat, and the top of each mounting seat is connected with a mounting top plate through a sealing assembly; the middle part of the front surface of the differential mechanism shell is provided with a fixed shaft, one side of the fixed shaft is provided with a planetary bevel gear matched with the differential mechanism shell, two sides of the planetary bevel gear are provided with driven bevel gears which are meshed with each other, one end of each driven bevel gear, far away from the planetary bevel gear, is provided with a half shaft matched with a shell cover, and one end of each half shaft, far away from each driven bevel gear, is provided with a mounting shell; the inner bottom of differential mechanism casing is provided with buffer assembly, and the mounting hole has all been seted up to the front and the back of installation casing, and the spacing groove has all been seted up to the top and the bottom of installation casing.
Further, in order to prevent dust from entering the inner part of the differential mechanism shell in the using process of the differential mechanism of the driving axle under the action of the sealing component, the sealing component ensures the neatness of the inner part of the differential mechanism shell, thereby reducing the damage of the dust to the planetary bevel gears and the driven bevel gears caused by rotation and ensuring the stable use of the differential mechanism of the driving axle, and the sealing component consists of a first sealing ring section and a second sealing ring section positioned below the first sealing ring section, wherein the first sealing ring section and the second sealing ring section are both arranged outside the mounting seat; the bottom end of the first sealing ring section is provided with a groove which is in a circular ring structure; the top end of the second sealing ring section is provided with a connecting component, and the top end of the connecting component extends into the groove; the inner side wall of the groove is provided with a plurality of annular grooves.
Further, in order to guarantee the stability that first sealing washer section and second sealing washer section are connected under coupling assembling's effect, coupling assembling is including setting up the ring that just is located the recess on second sealing washer section top, and is provided with a plurality of couples on the lateral wall that the ring is close to the ring type groove, and the couple sets up to regular triangular pyramid structure, and a plurality of couples set up with the circular array in ring center.
Further, in order to ensure stable connection of the first sealing ring section and the second sealing ring section, a first annular convex ring is arranged on the inner side wall of the first sealing ring section, and a second annular convex ring is arranged on the inner side wall of the second sealing ring section.
Further, in order to be under the effect of buffer unit, when the inside of differential mechanism shakes, buffer unit can be extruded to the interior bottom of differential mechanism to offset certain vibrations, reduce the range of whole gear vibrations, guarantee the reliability of whole gear work, buffer unit is including setting up the buffer spring at the internal bottom of differential mechanism casing, buffer spring's both sides all are provided with the installation pole with differential mechanism casing inner wall matched with.
The beneficial effects of the utility model are as follows:
1. under the action of the sealing component, the sealing component can avoid the phenomenon that dust is carried out inside the differential mechanism shell in the using process of the differential mechanism of the driving axle, thereby ensuring the neatness of the inside of the differential mechanism shell, reducing the damage of the dust to the planetary bevel gears and the driven bevel gears in the rotating process, and ensuring the stable use of the differential mechanism of the driving axle.
2. Under the effect of the buffer component, when the inside of the differential mechanism vibrates, the inner bottom of the differential mechanism can squeeze the buffer component, so that certain vibration is counteracted, the vibration amplitude of the whole gear is reduced, and the working reliability of the whole gear is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of a drive axle differential assembly according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a drive axle differential assembly according to an embodiment of the present utility model;
FIG. 3 is a perspective assembly view of a drive axle differential assembly according to an embodiment of the present utility model;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic illustration of the seal assembly of a drive axle differential assembly in accordance with an embodiment of the present utility model;
FIG. 6 is an expanded schematic view of a seal assembly in a drive axle differential assembly according to an embodiment of the present utility model;
fig. 7 is a partial enlarged view at B in fig. 6.
In the figure:
1. a differential case; 2. a cover; 3. a mounting base; 4. a seal assembly; 401. a first seal ring segment; 402. a second seal ring segment; 403. a groove; 404. a connection assembly; 4041. a circular ring; 4042. a hook; 405. a circular ring-shaped groove; 406. a first annular convex ring; 407. a second annular convex ring; 5. installing a top plate; 6. a fixed shaft; 7. a planetary bevel gear; 8. a driven bevel gear; 9. a half shaft; 10. a mounting shell; 11. a buffer assembly; 1101. a buffer spring; 1102. a mounting rod; 12. a mounting hole; 13. and a limit groove.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
In accordance with an embodiment of the present utility model, a transaxle differential assembly is provided.
The utility model will be further described with reference to the accompanying drawings and specific embodiments, as shown in fig. 1-7, a driving axle differential assembly according to an embodiment of the utility model comprises a differential housing 1, wherein both ends of the differential housing 1 are provided with housing covers 2, both top and bottom ends of the differential housing 1 are provided with mounting seats 3, and the top of the mounting seats 3 is connected with a mounting top plate 5 through a sealing assembly 4; the middle part of the front surface of the differential housing 1 is provided with a fixed shaft 6, one side of the fixed shaft 6 is provided with a planetary bevel gear 7 matched with the differential housing 1, two sides of the planetary bevel gear 7 are provided with driven bevel gears 8 which are meshed with each other, one end of each driven bevel gear 8, far away from each planetary bevel gear 7, is provided with a half shaft 9 matched with the housing cover 2, and one end of each half shaft 9, far away from each driven bevel gear 8, is provided with a mounting housing 10; the inner bottom of the differential case 1 is provided with a buffer component 11, the front and the back of the installation case 10 are provided with installation holes 12, and the top and the bottom of the installation case 10 are provided with limit grooves 13.
By means of the technical scheme, under the action of the sealing component 4, the sealing component 4 can avoid the phenomenon that dust in the differential mechanism of the driving axle is used in the differential mechanism shell 1, so that the internal neatness of the differential mechanism shell 1 is ensured, the damage of the dust to the planetary bevel gears 7 and the driven bevel gears 8 caused by rotation is reduced, the stable use of the differential mechanism of the driving axle is ensured, and meanwhile, under the action of the buffer component 11, when the internal vibration of the differential mechanism occurs, the inner bottom of the differential mechanism can squeeze the buffer component 11, so that certain vibration is counteracted, the vibration amplitude of the whole gear is reduced, and the working reliability of the whole gear is ensured.
In one embodiment, for the sealing assembly 4, the sealing assembly 4 is composed of a first sealing ring segment 401 and a second sealing ring segment 402 located below the first sealing ring segment 401, and the first sealing ring segment 401 and the second sealing ring segment 402 are both disposed outside the mounting seat 3; the bottom end of the first seal ring segment 401 is provided with a groove 403, and the groove 403 is provided with a circular ring structure; the top end of the second seal ring segment 402 is provided with a connecting component 404, and the top end of the connecting component 404 extends into the groove 403; be provided with a plurality of ring type grooves 405 on the inside wall of recess 403, coupling assembling 404 is including setting up on second sealing washer section 402 top and being located the ring 4041 of recess 403, and be provided with a plurality of couples 4042 on the lateral wall that ring 4041 is close to ring type groove 405, couple 4042 sets up to right triangular pyramid structure, and a plurality of couples 4042 set up with ring 4041 central circular array, be provided with first ring type bulge loop 406 on the inside wall of first sealing washer section 401, be provided with second ring type bulge loop 407 on the inside wall of second sealing washer section 402, thereby under the effect of seal assembly 4, seal assembly 4 can avoid the differential mechanism of transaxle to carry out differential mechanism casing 1 inside phenomenon in the use, thereby guarantee differential mechanism casing 1 inside neatly, thereby reduce the harm that the dust caused planetary bevel gear 7 and driven bevel gear 8 when rotating, and guarantee the steady use of transaxle differential mechanism.
In one embodiment, for the above-mentioned buffer assembly 11, the buffer assembly 11 includes a buffer spring 1101 disposed at the bottom end in the differential housing 1, and mounting rods 1102 matched with the inner wall of the differential housing 1 are disposed on both sides of the buffer spring 1101, so that when the differential vibrates in the differential under the action of the buffer assembly 11, the inner bottom of the differential can squeeze the buffer assembly 11, thereby counteracting a certain vibration, reducing the vibration amplitude of the whole gear, and guaranteeing the working reliability of the whole gear.
In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.
In practical application, when the utility model is in use, the driven bevel gear 8 rotates under the action of external force, and under the action of huge centrifugal force, the driven bevel gear 8 drives the planetary bevel gear 7 to rotate under the action of the fixed shaft 6, so that the driven bevel gear 8 on the other side is driven to rotate through the planetary bevel gear 7, the rotation speed difference of the left wheel and the right wheel is adjusted, and the vibration amplitude of the whole gear is reduced under the action of the buffer spring 1101 of the buffer assembly 11 and the mounting rod 1102.
And meanwhile, the sealing assembly 4 is arranged, so that the tightness of the differential case 1 is ensured.
In summary, by means of the above technical solution of the present utility model, under the action of the seal assembly 4, the seal assembly 4 can avoid the phenomenon that dust in the differential mechanism of the drive axle is carried out inside the differential mechanism housing 1 in the use process, thereby ensuring the internal neatness of the differential mechanism housing 1, reducing the damage caused by dust to the planetary bevel gears 7 and the driven bevel gears 8 in rotation, and ensuring the stable use of the differential mechanism of the drive axle, and simultaneously under the action of the buffer assembly 11, when the internal vibration of the differential mechanism occurs, the inner bottom of the differential mechanism can squeeze the buffer assembly 11, thereby counteracting certain vibration, reducing the amplitude of vibration of the whole gear, and ensuring the reliability of the whole gear operation.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a transaxle differential mechanism assembly, includes differential mechanism casing (1), and the both ends of this differential mechanism casing (1) all are provided with cap (2), its characterized in that, top and the bottom of differential mechanism casing (1) all are provided with mount pad (3), the top of mount pad (3) is connected with roof (5) through seal assembly (4);
the novel differential mechanism is characterized in that a fixed shaft (6) is arranged in the middle of the front face of the differential mechanism shell (1), a planetary bevel gear (7) matched with the differential mechanism shell (1) is arranged on one side of the fixed shaft (6), driven bevel gears (8) meshed with the planetary bevel gear are arranged on two sides of the planetary bevel gear (7), a half shaft (9) matched with the shell cover (2) is arranged at one end, away from the planetary bevel gear (7), of the driven bevel gear (8), and a mounting shell (10) is arranged at one end, away from the driven bevel gear (8), of the half shaft (9);
the inner bottom end of the differential case (1) is provided with a buffer assembly (11).
2. The drive axle differential assembly according to claim 1, wherein the front and back surfaces of the mounting housing (10) are provided with mounting holes (12), and the top and bottom ends of the mounting housing (10) are provided with limiting grooves (13).
3. A transaxle differential assembly according to claim 1, characterized in that the sealing component (4) consists of a first sealing ring segment (401) and a second sealing ring segment (402) located below the first sealing ring segment (401), and that both the first sealing ring segment (401) and the second sealing ring segment (402) are arranged outside the mounting seat (3);
the bottom end of the first sealing ring section (401) is provided with a groove (403), and the groove (403) is of a circular ring structure;
the top end of the second sealing ring section (402) is provided with a connecting component (404), and the top end of the connecting component (404) extends into the groove (403);
a plurality of annular grooves (405) are formed in the inner side wall of the groove (403).
4. A transaxle differential assembly as claimed in claim 3, wherein the connecting member (404) comprises a ring (4041) disposed at the top end of the second seal ring segment (402) and disposed in the groove (403), and a plurality of hooks (4042) are disposed on a side wall of the ring (4041) adjacent to the ring groove (405).
5. The transaxle differential assembly of claim 4 wherein the hooks (4042) are arranged in a regular triangular pyramid configuration and a plurality of the hooks (4042) are arranged in a central circular array of the circular rings (4041).
6. The drive axle differential assembly of claim 5, wherein the first seal ring segment (401) has a first annular collar (406) disposed on an inner sidewall thereof and the second seal ring segment (402) has a second annular collar (407) disposed on an inner sidewall thereof.
7. A transaxle differential assembly as claimed in claim 1, wherein the buffer member (11) includes a buffer spring (1101) provided at an inner bottom end of the differential case (1), and mounting rods (1102) fitted to an inner wall of the differential case (1) are provided at both sides of the buffer spring (1101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252799.4U CN219734135U (en) | 2023-05-23 | 2023-05-23 | Driving axle differential mechanism assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252799.4U CN219734135U (en) | 2023-05-23 | 2023-05-23 | Driving axle differential mechanism assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219734135U true CN219734135U (en) | 2023-09-22 |
Family
ID=88058507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321252799.4U Active CN219734135U (en) | 2023-05-23 | 2023-05-23 | Driving axle differential mechanism assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219734135U (en) |
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2023
- 2023-05-23 CN CN202321252799.4U patent/CN219734135U/en active Active
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