CN204041957U - A kind of lightweight 13T semitrailer differential carrier - Google Patents
A kind of lightweight 13T semitrailer differential carrier Download PDFInfo
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- CN204041957U CN204041957U CN201420410944.1U CN201420410944U CN204041957U CN 204041957 U CN204041957 U CN 204041957U CN 201420410944 U CN201420410944 U CN 201420410944U CN 204041957 U CN204041957 U CN 204041957U
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Abstract
A kind of lightweight 13T semitrailer differential carrier, comprises a differential carrier body and connects long handle; Described differential carrier body is stepped, be followed successively by the first end difference, the second end difference, the 3rd end difference and four-step portion, there is in described differential carrier body the cavity that an accommodation differential mechanism loads, this cavity is stepped, be followed successively by the first cavity portion, the second cavity portion, the 3rd cavity portion, the 4th cavity portion and the 5th cavity portion, described connection long handle is stepped, comprises the first ladder section, second-order bench and the 3rd ladder section; Arc transition between 3rd ladder section of described connection long handle and the first end difference of differential carrier body.The utility model has the advantage of: by reasonably designing the external frame of differential carrier housing and the shape of housing inner cavity and size, the technical performances such as the rigidity of support of housing itself can not only be met, also reduce the gross weight of differential carrier, reduce manufacture cost, reduce the kinetic energy consumption of transmission system.
Description
Technical field
The utility model relates to a kind of differential carrier, particularly a kind of lightweight 13T semitrailer differential carrier.
Background technique
Along with " energy-conserving and environment-protective " more and more become the research topic of extensive concern, lightweight is also widely applied to truck field, can also have outstanding oil-saving discharging-reducing performance while raising is handling.The oil consumption of automobile depends primarily on the discharge capacity of motor and the gross mass of automobile, under maintenance Integral automobile quality, performance and the constant prerequisite even optimized of cost, reduce automobile own wt can improve output power, reduce noise, promote handling, reliability, improve the speed of a motor vehicle, reduce oil consumption, reduce discharge amount of exhaust gas, promote Security.Have research numerical monitor, if vehicle complete vehicle weight reduces by 10%, fuel efficiency can improve 6%-8%; If running resistance reduces 10%, fuel efficiency can improve 3%; If the transmission efficiency of the device such as vehicle bridge, speed changer improves 10%, fuel efficiency can improve 7%.Automotive body accounts for 30% of automobile gross mass, and under no-load condition, the oil consumption of about 70% is used on body quality.Therefore, vehicle body lighten for car load fuel economy, vehicle consumption reduction emission reduction, safety reliability etc. all of great advantage.
Automobile differential is the main part of ransaxle, its effect is exactly while the semiaxis transferring power of both sides, allow both sides semiaxis to rotate with different rotating speeds, meet two sidecar wheels and make Unequal distance traveling with the form of pure rolling as far as possible, reduce the friction on tire and ground.Differential mechanism mainly comprises two planetary pinions and sun gear, drives planetary gear rotation by driving gear, is transmitted by power by sun gear and semiaxis.The housing of traditional differential mechanism is mainly columniform sleeve, in order to ensure the steadiness of housing and there is enough differential mechanism placement spaces, the volume of general housing is larger, and the wall thickness of housing is thicker, the strength of the centrifugal action produced during to ensure that housing self runs up to planetary pinion, but thickening housing wall thickness takes up room larger on the one hand, need to expend more material on the other hand, manufacture cost is higher, differential housing is heavier simultaneously, add complete vehicle weight, therefore work out a kind of light-weighted differential carrier imperative.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of low cost, light-weighted 13T semitrailer differential carrier.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of lightweight 13T semitrailer differential carrier, and its innovative point is: comprise a differential carrier body and connect long handle;
Described differential carrier body is rounded stepped, be followed successively by the first end difference, second end difference, 3rd end difference and four-step portion, described first end difference, second end difference, the diameter in the 3rd end difference and four-step portion increases gradually, and the second end difference and the 3rd end difference, 3rd is arc transition between end difference and four-step portion, described first end difference and the 3rd end difference are frustoconic shape, and its side is arc-shaped, described second end difference and four-step portion are cylindric, several flange connecting hole is distributed with at the circumferential surface in four-step portion,
There is in described differential carrier body the cavity that an accommodation differential mechanism loads, this cavity is stepped, be followed successively by the first cavity portion, the second cavity portion, the 3rd cavity portion, the 4th cavity portion and the 5th cavity portion, and the bore of the first cavity portion, the second cavity portion, the 3rd cavity portion, the 4th cavity portion and the 5th cavity portion increases gradually, described first cavity portion, the 4th cavity portion and the 5th cavity portion are all in cylindric, second cavity portion and the 3rd cavity portion are all in round table-like, and its side is arc-shaped;
Described connection long handle is stepped, comprise the first ladder section, second-order bench and the 3rd ladder section, first ladder section, second ladder and the 3rd ladder section section are cylindrical shape, described first ladder section and second-order bench, be arc transition between second ladder and the 3rd ladder, and the first ladder section, the bore of second-order bench and the 3rd ladder section increases gradually, first ladder section has a groove A extended along the first ladder section, second-order bench has one group of symmetrically arranged groove B extended along second-order bench, 3rd ladder section has one group of symmetrically arranged groove C extended along the 3rd ladder section,
Arc transition between 3rd ladder section of described connection long handle and the first end difference of differential carrier body.
Further, the diameter of small-bore one end of described first end difference is ∮ 89mm, the diameter of bigbore one end is ∮ 104mm, the diameter of the second end difference is ∮ 104mm, R degree between second end difference and the 3rd end difference is ∮ 10mm, the diameter in four-step portion is ∮ 210mm, and the total length of differential carrier body is 108.5mm.
The diameter of described first cavity portion is ∮ 74mm, the diameter of one end that the bore of the second cavity portion is little is ∮ 116mm, the diameter of one end that bore is large is ∮ 148mm, the diameter of one end that the bore of the 3rd cavity portion is little is ∮ 148mm, the diameter of one end that bore is large is ∮ 154mm, the diameter in four-step portion is ∮ 166mm, and the diameter of the 5th end difference is ∮ 204mm.
Further, the diameter of the first ladder section of described connection long handle is ∮ 46mm, length is 38mm, the diameter of second-order bench is ∮ 65mm, and length is 77mm, and the diameter of the 3rd ladder section is ∮ 65.6mm, length is 31mm, R degree between first ladder section and second-order bench is ∮ 2mm, and the R degree between second-order bench and the 3rd ladder section is ∮ 2mm, and the R degree connected between the 3rd ladder section of long handle and the first end difference of differential carrier body is ∮ 3mm.
Further, the relevant position described differential carrier body being positioned at flange connecting hole all has a stiffening rib.
The utility model has the advantage of: by reasonably designing the external frame of differential carrier housing and the shape of housing inner cavity and size, be aided with rational stiffening rib arrangement, the technical performances such as the rigidity of support of housing itself can not only be met, also reduce the gross weight of differential carrier simultaneously, reduce manufacture cost, reduce the kinetic energy consumption of transmission system.
Accompanying drawing explanation
Fig. 1 is the stereogram of lightweight 13T semitrailer differential carrier of the present utility model.
Fig. 2 is the front view of lightweight 13T semitrailer differential carrier of the present utility model.
Fig. 3 is the side view of lightweight 13T semitrailer differential carrier of the present utility model.
Embodiment
Schematic diagram is as shown in Figure 1, Figure 2 and Figure 3 known, and lightweight 13T semitrailer differential carrier of the present utility model comprises a differential carrier body and connects long handle.
Differential carrier body is stepped, be followed successively by the first end difference 4, second end difference 5, the 3rd end difference 6 and four-step portion 7, and the bore in the first end difference 4, second end difference 5, the 3rd end difference 6 and four-step portion 7 increases gradually, and the second end difference 5 and the 3rd end difference 6, between the 3rd end difference 6 and four-step portion 7, be arc transition, first end difference 4 and the 3rd end difference 6 are frustoconic shape, and the side of the first end difference 4 and the 3rd end difference 6 is arc-shaped, the second end difference 5 and four-step portion 7 are in cylindric.
The diameter of small-bore one end of the first end difference 4 is ∮ 89mm, the diameter of bigbore one end of the first end difference 4 is ∮ 104mm, the diameter of the second end difference 5 is ∮ 104mm, R degree between second end difference 5 and the 3rd end difference 6 is ∮ 10mm, the bore in four-step portion 7 is ∮ 210mm, and the total length of differential carrier body is 108.5mm.
Be distributed with several flange connecting hole 8 at the circumferential surface in four-step portion 7, the relevant position that differential carrier body is positioned at flange connecting hole 8 all has the stiffening rib 9 of a flange connecting hole 8.In the present embodiment, flange connecting hole 8 one has 8, and the diameter of single flange connecting hole 8 is ∮ 14.3mm, and the entire length of flange connecting hole 8 is 62mm.
There is the cavity that an accommodation differential mechanism loads in differential carrier body, this cavity is stepped, be followed successively by the first cavity portion 13, second cavity portion 14, 3rd cavity portion 15, 4th cavity portion 16 and the 5th cavity portion 17, and the first cavity portion 13, second cavity portion 14, 3rd cavity portion 15, the bore of the 4th cavity portion 16 and the 5th cavity portion 17 increases gradually, first cavity portion 13, 4th cavity portion 16 and the 5th cavity portion 17 are all in cylindric, second cavity portion 14 and the 3rd cavity portion 15 are all in round table-like, and the side of the second cavity portion 14 and the 3rd cavity portion 15 is arc-shaped.
The diameter of the first cavity portion 13 is ∮ 74mm, the diameter of one end that the bore of the second cavity portion 14 is little is ∮ 116mm, the diameter of one end that the bore of the second cavity portion 14 is large is ∮ 148mm, the diameter of one end that the bore of the 3rd cavity portion 15 is little is ∮ 148mm, the diameter of one end that the bore of the 3rd cavity portion 15 is large is ∮ 154mm, the diameter in four-step portion 16 is ∮ 166mm, and the diameter of the 5th end difference 17 is ∮ 204mm.
Connect long handle stepped, comprise the first ladder section 1, second-order bench 2 and the 3rd ladder section 3, first ladder section 1, second ladder 2 and the 3rd ladder section 3 sections are cylindrical shape, first ladder section 1 and second-order bench 2, be arc transition between second ladder 2 and the 3rd ladder 3, and the first ladder section 1, the bore of second-order bench 2 and the 3rd ladder section 3 increases gradually, first ladder section 1 has a groove A10 extended along the first ladder section, second-order bench 2 has one group of symmetrically arranged groove B11 extended along second-order bench, 3rd ladder section 3 has one group of symmetrically arranged groove C12 extended along the 3rd ladder section.
The bore connecting the first ladder section 1 of long handle is ∮ 46mm, the length of the first ladder section 1 is 38mm, the bore of second-order bench 2 is ∮ 65mm, the length of second-order bench 2 is 77mm, the bore of the 3rd ladder section 3 is ∮ 65.6mm, the length of the 3rd ladder section 3 is 31mm, and the R degree between the first ladder section 1 and second-order bench 2 is ∮ 2mm, and the R degree between second-order bench 2 and the 3rd ladder section 3 is ∮ 2mm.
Connect arc transition between the 3rd ladder section 3 of long handle and the first end difference 4 of differential carrier body, and the R degree connected between the 3rd ladder section 3 of long handle and the first end difference 4 of differential carrier body is ∮ 3mm.
More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a lightweight 13T semitrailer differential carrier, is characterized in that: comprise a differential carrier body and connect long handle;
Described differential carrier body is stepped, be followed successively by the first end difference, second end difference, 3rd end difference and four-step portion, described first end difference, second end difference, the bore in the 3rd end difference and four-step portion increases gradually, and the second end difference and the 3rd end difference, 3rd is arc transition between end difference and four-step portion, described first end difference and the 3rd end difference are frustoconic shape, and its side is arc-shaped, described second end difference and four-step portion are cylindric, several flange connecting hole is distributed with at the circumferential surface in four-step portion,
There is in described differential carrier body the cavity that an appearance differential mechanism is put into, this cavity is stepped, be followed successively by the first cavity portion, the second cavity portion, the 3rd cavity portion, the 4th cavity portion and the 5th cavity portion, and the bore of the first cavity portion, the second cavity portion, the 3rd cavity portion, the 4th cavity portion and the 5th cavity portion increases gradually, described first cavity portion, the 4th cavity portion and the 5th cavity portion are all in cylindric, second cavity portion and the 3rd cavity portion are all in round table-like, and its side is arc-shaped;
Described connection long handle is stepped, comprise the first ladder section, second-order bench and the 3rd ladder section, first ladder section, second ladder and the 3rd ladder section section are cylindrical shape, described first ladder section and second-order bench, be arc transition between second ladder and the 3rd ladder, and the first ladder section, the diameter of second-order bench and the 3rd ladder section increases gradually, first ladder section has a groove A extended along the first ladder section, second-order bench has one group of symmetrically arranged groove B extended along second-order bench, 3rd ladder section has one group of symmetrically arranged groove C extended along the 3rd ladder section,
Arc transition between 3rd ladder section of described connection long handle and the first end difference of differential carrier body.
2. lightweight 13T semitrailer differential carrier according to claim 1, it is characterized in that: the diameter of small-bore one end of described first end difference is ∮ 89mm, the diameter of bigbore one end is ∮ 104mm, the diameter of the second end difference is ∮ 104mm, R degree between second end difference and the 3rd end difference is ∮ 10mm, the diameter in four-step portion is ∮ 210mm, and the total length of differential carrier body is 108.5mm.
3. lightweight 13T semitrailer differential carrier according to claim 1, it is characterized in that: the diameter of described first cavity portion is ∮ 74mm, the diameter of one end that the bore of the second cavity portion is little is ∮ 116mm, the diameter of one end that bore is large is ∮ 148mm, the diameter of one end that the bore of the 3rd cavity portion is little is ∮ 148mm, the diameter of one end that bore is large is ∮ 154mm, and the diameter in four-step portion is ∮ 166mm, and the diameter of the 5th end difference is ∮ 204mm.
4. lightweight 13T semitrailer differential carrier according to claim 1, it is characterized in that: the diameter of the first ladder section of described connection long handle is ∮ 46mm, length is ∮ 38mm, the diameter of second-order bench is ∮ 65mm, length is 77mm, the diameter of the 3rd ladder section is ∮ 65.6mm, length is 31mm, R degree between first ladder section and second-order bench is ∮ 2mm, R degree between second-order bench and the 3rd ladder section is ∮ 2mm, and the R degree connected between the 3rd ladder section of long handle and the first end difference of differential carrier body is ∮ 3mm.
5. lightweight 13T semitrailer differential carrier according to claim 1, is characterized in that: the relevant position described differential carrier body being positioned at flange connecting hole all has a stiffening rib.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410944.1U CN204041957U (en) | 2014-07-24 | 2014-07-24 | A kind of lightweight 13T semitrailer differential carrier |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420410944.1U CN204041957U (en) | 2014-07-24 | 2014-07-24 | A kind of lightweight 13T semitrailer differential carrier |
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| CN204041957U true CN204041957U (en) | 2014-12-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088992A (en) * | 2014-07-24 | 2014-10-08 | 江苏汤臣汽车零部件有限公司 | Light differential case of 13T semitrailer |
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- 2014-07-24 CN CN201420410944.1U patent/CN204041957U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088992A (en) * | 2014-07-24 | 2014-10-08 | 江苏汤臣汽车零部件有限公司 | Light differential case of 13T semitrailer |
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