CN219366726U - Light differential mechanism shell of large-torque commercial vehicle - Google Patents
Light differential mechanism shell of large-torque commercial vehicle Download PDFInfo
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- CN219366726U CN219366726U CN202223337933.9U CN202223337933U CN219366726U CN 219366726 U CN219366726 U CN 219366726U CN 202223337933 U CN202223337933 U CN 202223337933U CN 219366726 U CN219366726 U CN 219366726U
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- hemisphere
- shaft sleeve
- shell
- half shaft
- connecting flange
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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Abstract
The utility model discloses a light differential mechanism shell of a large-torque commercial vehicle, which is characterized in that: the differential mechanism comprises a differential mechanism left shell and a differential mechanism right shell; the differential left shell is integrally formed and provided with a left hemisphere, a left half shaft sleeve and left reinforcing ribs, a left connecting flange which is coaxial with the left half shaft sleeve is formed on the left hemisphere, the thickness of the left connecting flange is gradually reduced from inside to outside in the radial direction, the left reinforcing ribs are arranged along the circumference of the left half shaft sleeve, and each left reinforcing rib extends from the outer edge of the left connecting flange to the outer side wall of the left half shaft sleeve; the differential mechanism right side casing integrated into one piece just has right hemisphere, right half axle sleeve and right strengthening rib, and the shaping has the right flange coaxial with right half axle sleeve on the right hemisphere, and right strengthening rib has many to arrange along the circumference of right half axle sleeve, every right strengthening rib extends to the lateral wall of right half axle sleeve from the right hemisphere. The utility model improves the strength of the differential case and simultaneously performs light weight design on the differential case.
Description
Technical Field
The utility model relates to the field of differentials, in particular to a lightweight differential case of a high-torque commercial vehicle.
Background
The common differential consists of parts such as a planetary gear, a differential housing (planetary carrier), a half shaft gear and the like. The power of the engine enters the differential mechanism through the transmission shaft to directly drive the differential mechanism shell, and then the planetary gears drive the left half shaft and the right half shaft to respectively drive the left wheel and the right wheel.
For differential cases where large torque input is required, there is a need to increase the strength and size of the case and bevel gears in the case cavity. Therefore, in order to meet the requirements of large torque, the whole differential shell has more materials, large wall thickness and weight, and the product processing difficulty is increased and the failure rate is higher due to the complex structure, large mass and other reasons. Accordingly, the differential case structure of this type of structure needs to be further improved.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the light-weight differential mechanism shell of the large-torque commercial vehicle, and the light-weight design is carried out on the differential mechanism shell while the strength of the differential mechanism shell is improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a high-torque commercial vehicle lightweight differential mechanism shell is characterized in that: the differential mechanism comprises a differential mechanism left shell and a differential mechanism right shell;
the differential left shell is integrally formed and provided with a left hemisphere, a left half shaft sleeve and left reinforcing ribs, a left connecting flange which is coaxial with the left half shaft sleeve is formed on the left hemisphere, the thickness of the left connecting flange is gradually reduced from inside to outside in the radial direction, the left reinforcing ribs are arranged along the circumference of the left half shaft sleeve, and each left reinforcing rib extends from the outer edge of the left connecting flange to the outer side wall of the left half shaft sleeve;
the differential mechanism right side casing integrated into one piece just has right hemisphere, right half axle sleeve and right strengthening rib, the shaping has the right flange coaxial with right half axle sleeve on the right hemisphere, right strengthening rib has many to arrange along the circumference of right half axle sleeve, every right strengthening rib extends to the lateral wall of right half axle sleeve from the right hemisphere.
Preferably, the thickness of the left reinforcing rib gradually increases from one end corresponding to the left axle sleeve to one end corresponding to the outer edge of the left flange.
Preferably, the left connecting flange is provided with a plurality of lightening holes.
Preferably, the left hemisphere and the right hemisphere are connected by bolts.
Preferably, a left oil through groove and a right oil through groove are respectively formed in the inner walls of the left hemisphere and the right hemisphere.
The utility model has the advantages that:
1. the left shell and the right shell are integrally formed, so that the product has stronger shock resistance and has no deformation and fracture phenomena;
2. the arrangement of the left reinforcing rib and the right reinforcing rib can reduce the thickness of the left shell and the right shell as much as possible under the condition of ensuring the structural strength of the left shell and the right shell of the differential mechanism, thereby achieving light weight arrangement;
3. the weight of the left shell and the right shell can be further reduced by arranging the grooves and the holes.
Drawings
Fig. 1 is a cross-sectional view of a lightweight differential case for a high torque commercial vehicle provided by the present embodiment;
FIG. 2 is a left side view of the differential left housing provided in the present embodiment;
FIG. 3 is a cross-sectional view of the differential left housing provided by the present embodiment;
FIG. 4 is a right side view of the right differential housing provided in this embodiment;
fig. 5 is a cross-sectional view of the differential right housing provided in this embodiment.
Detailed Description
The lightweight differential case of the high torque commercial vehicle of the present utility model will be further described with reference to fig. 1 to 5.
A high-torque commercial vehicle lightweight differential mechanism shell is characterized in that: comprises a differential left shell 1 and a differential right shell 2;
the differential left shell 1 is integrally formed and is provided with a left hemisphere 12, a left half axle sleeve 11 and a left reinforcing rib 14; a left spherical cavity 121 is formed in the left hemisphere 12, and a left half shaft hole 111 communicated with the left spherical cavity 121 is formed in the left half shaft sleeve 11; the left hemisphere 12 is provided with a left connecting flange 13 which is coaxial with the left half axle sleeve 11, the thickness of the left connecting flange 13 gradually decreases from inside to outside in the radial direction, the left reinforcing ribs 14 are arranged along the circumference of the left half axle sleeve 11, each left reinforcing rib 14 extends from the outer edge of the left connecting flange 13 to the outer side wall of the left half axle sleeve 11, and the extending length of the left reinforcing rib 14 on the left half axle sleeve 11 is at least 1/2 of the axial length of the left half axle sleeve 11.
The differential right shell 2 is integrally formed and is provided with a right hemisphere 21, a right half axle sleeve 24 and a right reinforcing rib 22; in the right hemisphere 21 there is a right spherical cavity 211 which interfaces with a left spherical cavity 121 to form a complete spherical cavity, in the right axle housing 24 there is a right axle shaft hole 241 which communicates with the right spherical cavity 211 and is coaxial with the left axle shaft hole 111; the right hemisphere 21 is formed with a right connecting flange 23 coaxial with the right axle housing 24, and the right reinforcing ribs 22 are arranged along the circumference of the right axle housing 24, and each right reinforcing rib 22 extends from the right hemisphere 21 to the outer side wall of the right axle housing 24.
The thickness of the left reinforcing rib 14 gradually increases from one end corresponding to the left axle housing 11 to one end corresponding to the outer edge of the left connecting flange 13, so as to reduce the thickness of the left reinforcing rib 14 as much as possible.
The left connecting flange 13 is provided with a plurality of lightening holes, and the lightening holes are uniformly arranged along the circumference of the left connecting flange 13 so as to further achieve the effect of lightening.
The left hemisphere 12 and the right hemisphere 21 are connected by bolts. That is, the weight reducing holes are a plurality of left screw holes 141 which are located at the root of the left connecting flange 13 and are circumferentially and uniformly arranged, the right connecting flange 23 is provided with right screw holes 231 which are abutted against the left screw holes 141, and screws for fastening the left case 1 and the right case 2 are provided in the left screw holes 141 and the right screw holes 231.
The lightening hole further includes an outer coupling hole 142 formed at the left coupling flange 13 near the outer edge and uniformly circumferentially arranged, and the outer coupling hole 142 is for coupling with the main reduction gear of the differential.
Left oil through groove 15 and right oil through groove 25 are respectively arranged on the inner walls of left hemisphere 12 and right hemisphere 21, and the oil through grooves can realize weight reduction effect and can be used for lubricating oil, so that lubricating effect is achieved.
In the embodiment, according to the external force required to bear each part of the differential, the left reinforcing ribs 14 are 12, and the right reinforcing ribs 22 are four; while the left oil passing grooves 15 have 6 and the right oil passing grooves 25 have 4.
When the novel anti-shock shell is specifically used, the left shell 1 and the right shell 2 are integrally cast and formed, so that the product has stronger shock resistance and has no deformation and fracture phenomena; the arrangement of the left reinforcing ribs 14 and the right reinforcing ribs 22 can reduce the thickness of the left casing 1 and the right casing 2 as much as possible under the condition of ensuring the structural strength of the left casing 1 and the right casing 2 of the differential, thereby achieving light weight arrangement; the provision of the grooves and holes can further reduce the weight of the left casing 1 and the right casing 2, thereby realizing a lightweight design.
Unless specifically stated otherwise, in the present utility model, if there are terms such as "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional or positional relationship indicated on the drawings are merely for convenience of describing the present utility model and simplifying the description, and not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, therefore, the terms describing the positional or positional relationship in the present utility model are merely for exemplary illustration and not to be construed as limitations of the present patent, and it is possible for those skilled in the art to combine the drawings and understand the specific meaning of the above terms according to circumstances.
Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; 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.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (3)
1. A high-torque commercial vehicle lightweight differential mechanism shell is characterized in that: the differential mechanism comprises a differential mechanism left shell and a differential mechanism right shell;
the differential left shell is integrally formed and provided with a left hemisphere, a left half shaft sleeve and left reinforcing ribs, a left connecting flange which is coaxial with the left half shaft sleeve is formed on the left hemisphere, the thickness of the left connecting flange is gradually reduced from inside to outside in the radial direction, the left reinforcing ribs are arranged along the circumference of the left half shaft sleeve, and each left reinforcing rib extends from the outer edge of the left connecting flange to the outer side wall of the left half shaft sleeve;
the differential right shell is integrally formed and provided with a right hemisphere, a right half shaft sleeve and right reinforcing ribs, the right hemisphere is provided with a right connecting flange which is coaxial with the right half shaft sleeve, the right reinforcing ribs are arranged along the circumference of the right half shaft sleeve, and each right reinforcing rib extends from the right hemisphere to the outer side wall of the right half shaft sleeve;
the left connecting flange is provided with a plurality of lightening holes, the left hemisphere and the right hemisphere are connected through bolts, the left connecting flange is provided with a plurality of lightening holes, and the lightening holes comprise a plurality of left screw holes which are positioned at the root of the left connecting flange and are uniformly arranged in a circumference manner and outer connecting holes which are positioned at the position of the left connecting flange close to the outer edge and are uniformly arranged in a circumference manner.
2. The high torque commercial vehicle lightweight differential case according to claim 1, characterized in that: the thickness of the left reinforcing rib is gradually increased from one end corresponding to the left half shaft sleeve to one end corresponding to the outer edge of the left flange plate.
3. The high torque commercial vehicle lightweight differential case according to claim 1, characterized in that: the inner walls of the left hemisphere and the right hemisphere are respectively provided with a left oil through groove and a right oil through groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223337933.9U CN219366726U (en) | 2022-12-12 | 2022-12-12 | Light differential mechanism shell of large-torque commercial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223337933.9U CN219366726U (en) | 2022-12-12 | 2022-12-12 | Light differential mechanism shell of large-torque commercial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219366726U true CN219366726U (en) | 2023-07-18 |
Family
ID=87140154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223337933.9U Active CN219366726U (en) | 2022-12-12 | 2022-12-12 | Light differential mechanism shell of large-torque commercial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219366726U (en) |
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2022
- 2022-12-12 CN CN202223337933.9U patent/CN219366726U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |