CN103692857A - Rear axle housing for electric wheel dumper truck and electric wheel dumper truck - Google Patents
Rear axle housing for electric wheel dumper truck and electric wheel dumper truck Download PDFInfo
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- CN103692857A CN103692857A CN201310718386.5A CN201310718386A CN103692857A CN 103692857 A CN103692857 A CN 103692857A CN 201310718386 A CN201310718386 A CN 201310718386A CN 103692857 A CN103692857 A CN 103692857A
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- axle housing
- rear axle
- electric
- housing body
- electric wheel
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Abstract
The invention provides a rear axle housing for an electric wheel dumper truck and the electric wheel dumper truck. The electric wheel dumper truck comprises a barrel-shaped rear axle housing body, wherein at least one peripherally-arranged annular reinforcing rib and at least one axially-arranged axial reinforcing rib are fixedly arranged on the inner wall of the barrel-shaped rear axle housing body, wherein the axial reinforcing ribs and the annular reinforcing ribs are arranged in a staggered mode. By arranging axial reinforcing ribs and the annular reinforcing ribs which are arranged in the staggered mode on the rear axle housing, the rigidity and the fatigue resistance of the rear axle housing can be improved, the rear axle housing does not easily deform, the service life of the rear axle housing is prolonged, and normal work of the electric wheel dumper truck is ensured.
Description
Technical field
The present invention relates to electric power wheel self-discharging vehicle rear axle structure technology, relate in particular to a kind of rear axle housing for electric-wheel dump truck and electric power wheel self-discharging vehicle.
Background technology
Rear-axle casing is one of main load-bearing part of mine electric wheel dump, and its inside is provided with the parts such as main shaft retarder, semiaxis, and it bears the gravity of vehicle and the motive power on wheel is passed to vehicle frame or vehicle body by suspension system.
In prior art, because mining electric dumping car operating environment is severe, and quarry tipper efficient loading amount continues to increase, more and more higher to performance requriementss such as the rigidity of rear-axle casing and strength at repeated alternations, existing mining electric dumping car can not meet user demand with rear-axle casing, in Vehicle Driving Cycle process, rear-axle casing stressing conditions is complicated, easily cause distortion, thereby whole rear bridge longevity is declined, affect the normal safety traffic of quarry tipper.
Summary of the invention
The invention provides a kind of rear axle housing for electric-wheel dump truck and electric power wheel self-discharging vehicle, for solving prior art rear-axle casing, be easily out of shape, cause whole rear bridge longevity to decline, thereby affect the problem of normal vehicle operation.
The invention provides a kind of rear axle housing for electric-wheel dump truck, the rear axle housing body that comprises tubular, on the inwall of described rear axle housing body, be fixedly installed the modal circumferential stiffening rib of at least one circumferential arrangement and the shaft orientation reinforcing rib that at least one is axial arranged, described shaft orientation reinforcing rib and described modal circumferential stiffening rib are crisscross arranged.
The present invention also provides a kind of electric power wheel self-discharging vehicle, includes rear axle housing for electric-wheel dump truck as above.
Rear axle housing for electric-wheel dump truck provided by the invention and electric power wheel self-discharging vehicle, by shaft orientation reinforcing rib and the modal circumferential stiffening rib of alternative arrangement are set, can improve rear-axle casing rigidity and fatigue resistance, make rear-axle casing be not easy distortion, extend its service life, guarantee the normal work of electric power wheel self-discharging vehicle.
Accompanying drawing explanation
The rear axle housing for electric-wheel dump truck structural representation that Fig. 1 provides for the embodiment of the present invention;
The rear axle housing for electric-wheel dump truck that Fig. 2 provides for the embodiment of the present invention dissect structural representation;
The structural representation of modal circumferential stiffening rib in the rear axle housing for electric-wheel dump truck that Fig. 3 provides for the embodiment of the present invention;
The structural representation of reinforced rib section in the rear axle housing for electric-wheel dump truck that Fig. 4 provides for the embodiment of the present invention.
The specific embodiment
The embodiment of the present invention provides a kind of rear axle housing for electric-wheel dump truck, as shown in Figure 1, this rear axle housing for electric-wheel dump truck comprises the rear axle housing body 1 of tubular, on the inwall of this rear axle housing body 1, be fixedly installed the modal circumferential stiffening rib 2 of at least one circumferential arrangement and the shaft orientation reinforcing rib 3 that at least one is axial arranged, modal circumferential stiffening rib 2 specifically can be fixed by welding on the inwall of rear axle housing body 1 with shaft orientation reinforcing rib 3, the modal circumferential stiffening rib 2 that hoop is arranged is staggered with axial arranged shaft orientation reinforcing rib 3, can in axial and circumferential direction, to rear-axle casing, strengthen, improve the rigidity of rear-axle casing, make rear-axle casing when when assembling and dumping car full-load run, be not easy distortion.
In the present embodiment, due to modal circumferential stiffening rib 2 and shaft orientation reinforcing rib 3 alternative arrangement, for ease of assembling, each shaft orientation reinforcing rib 3 can be combined by a plurality of reinforced rib sections, specifically as shown in Figure 2, shaft orientation reinforcing rib 3 comprises that the length of a plurality of each reinforced rib sections 31 of reinforced rib section 31(can be different, according to the spacing distance of modal circumferential stiffening rib 2, determine), reinforced rib section 31 is fixed between end and each modal circumferential stiffening rib 2, and a plurality of reinforced rib sections 31 on a length direction are combined to form a whole shaft orientation reinforcing rib 3.
In the present embodiment, as shown in Figures 1 and 2, at rear axle housing body 1 front end, be provided with two square breather ports 4, rear end is provided with a circular breather port 5, for ventilation and heat.Wherein, while referring to that in front end, the rear end of this indication rear-axle casing is installed on vehicle, the front-end and back-end of relative vehicle, arranging of modal circumferential stiffening rib 2 and shaft orientation reinforcing rib 3 need be avoided breather port 4 and breather port 5.
In the present embodiment, on rear axle housing body 1, be arranged at intervals with four modal circumferential stiffening ribs 2, a plurality of shaft orientation reinforcing ribs 3 are evenly arranged on arc inner wall, arc angle between adjacent two shaft orientation reinforcing ribs 3 is 18 °, and (the arc angle between two shaft orientation reinforcing ribs 3 is not limited to 18 °, the quantity of modal circumferential stiffening rib 2 is also not limited to four, and the layout density of reinforced rib can arrange as required).
In the present embodiment, the concrete structure of modal circumferential stiffening rib 2 as shown in Figure 3, modal circumferential stiffening rib 2 is the suitable annular solid of external diameter and rear axle housing body 1 inner diameter, in the present embodiment, for ease of cleaning, enter into the impurity such as iron filings, sandstone of rear axle housing body 1 inside, the side fixing at modal circumferential stiffening rib 2 and rear axle housing body 1 is provided with the first arcuate recess 201, the quantity of the first arcuate recess 201 can be one or more, the first arcuate recess 201 is preferably arranged on the lower position of rear axle housing body 1, can be convenient to by the first arcuate recess 201 discharges such as impurity;
In the present embodiment, (structure of each reinforced rib section is basic identical as shown in Figure 4 for the concrete structure of the reinforced rib section 31 of composition shaft orientation reinforcing rib 3, just length is different), the impurity such as sandstone for ease of cleaning rear axle housing body 1 inside, reinforced rib section 31 is provided with the second arcuate recess 301 with the side that rear axle housing body 1 is fixed, one or more the second arcuate recess 301 can be set in each reinforced rib section 31, and the impurity such as sandstone of rear axle housing body 1 inside can be discharged by the first arcuate recess 201 and the second arcuate recess 301.In addition, for easy for installation, two relative angles of reinforced rib section 31 and the second arcuate recess 301 homonymies are set to chamfering.
The detailed process that the rear-axle casing that the present embodiment is provided assembles is as follows:
First rear axle housing body 1 is positioned on bench board;
Four modal circumferential stiffening ribs 2 are positioned on the inwall of rear axle housing body 1, and wherein, the first arcuate recess 201 is positioned at the position of rear axle housing body 1 bottom, is convenient to clear up iron filings, sandstone and sewage etc.;
Reinforced rib section 31 is positioned between modal circumferential stiffening rib 2, at axial direction, be linked to be a whole piece shaft orientation reinforcing rib 3, arc angle between two adjacent shaft orientation reinforcing ribs 3 is 18 °, avoids the breather port of offering on rear axle housing body 1 when arranging modal circumferential stiffening rib 2 and shaft orientation reinforcing rib 3;
Treat that all reinforced ribs can start welding after having good positioning, the rear-axle casing of the reinforced rib of having good positioning is welded, can reduce welding deformation, guarantee the cylindricity of rear-axle casing.
The rear axle housing for electric-wheel dump truck that the present embodiment provides, by shaft orientation reinforcing rib and the modal circumferential stiffening rib of alternative arrangement are set, can improve rear-axle casing rigidity and fatigue resistance, make rear-axle casing be not easy distortion, extend its service life, on each reinforced rib, arcuate recess is set, can be convenient to clear up the impurity such as sandstone of rear-axle casing inside, assurance traction motor is normally worked simultaneously.
Another embodiment of the present invention also provides a kind of electric power wheel self-discharging vehicle, and this electric power wheel self-discharging vehicle includes the rear axle housing for electric-wheel dump truck that any embodiment of the present invention provides.
Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (5)
1. a rear axle housing for electric-wheel dump truck, it is characterized in that, the rear axle housing body that comprises tubular, on the inwall of described rear axle housing body, be fixedly installed the modal circumferential stiffening rib of at least one circumferential arrangement and the shaft orientation reinforcing rib that at least one is axial arranged, described shaft orientation reinforcing rib and described modal circumferential stiffening rib are crisscross arranged.
2. rear axle housing for electric-wheel dump truck according to claim 1, is characterized in that, the fixing side of described modal circumferential stiffening rib and described rear axle housing body is provided with arcuate recess, and the fixing side of described shaft orientation reinforcing rib and described rear axle housing body is provided with arcuate recess.
3. rear axle housing for electric-wheel dump truck according to claim 1, is characterized in that, described in each, shaft orientation reinforcing rib is that a plurality of reinforced rib sections combine.
4. according to the arbitrary described rear axle housing for electric-wheel dump truck of claim 1-3, it is characterized in that, the front end of described rear axle housing body is provided with two square vent windows, and the rear end of described rear axle housing body is provided with a circular vent window.
5. an electric power wheel self-discharging vehicle, is characterized in that, includes the arbitrary described rear axle housing for electric-wheel dump truck of claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310718386.5A CN103692857A (en) | 2013-12-23 | 2013-12-23 | Rear axle housing for electric wheel dumper truck and electric wheel dumper truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310718386.5A CN103692857A (en) | 2013-12-23 | 2013-12-23 | Rear axle housing for electric wheel dumper truck and electric wheel dumper truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103692857A true CN103692857A (en) | 2014-04-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310718386.5A Pending CN103692857A (en) | 2013-12-23 | 2013-12-23 | Rear axle housing for electric wheel dumper truck and electric wheel dumper truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103692857A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000001103A (en) * | 1998-04-17 | 2000-01-07 | Mannesmann Ag | Torque arm |
| CN201291715Y (en) * | 2008-11-18 | 2009-08-19 | 湘电重型装备股份有限公司 | Electric power wheel self-discharging vehicle rear axle |
| CN201706143U (en) * | 2010-06-04 | 2011-01-12 | 广西玉柴机器股份有限公司 | Flywheel housing of engine |
| JP4875325B2 (en) * | 2005-08-31 | 2012-02-15 | プレス工業株式会社 | Axle case for vehicle |
| CN202147550U (en) * | 2011-07-31 | 2012-02-22 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Rear axle shell with axial reinforcing rib plates for mining dump truck with electric wheels |
| CN103029516A (en) * | 2011-09-28 | 2013-04-10 | 蓬莱万寿机械有限公司 | High-strength driving axle housing |
| CN203651352U (en) * | 2013-12-23 | 2014-06-18 | 北京二七轨道交通装备有限责任公司 | electric wheel dumper and rear axle shell for same |
-
2013
- 2013-12-23 CN CN201310718386.5A patent/CN103692857A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000001103A (en) * | 1998-04-17 | 2000-01-07 | Mannesmann Ag | Torque arm |
| JP4875325B2 (en) * | 2005-08-31 | 2012-02-15 | プレス工業株式会社 | Axle case for vehicle |
| CN201291715Y (en) * | 2008-11-18 | 2009-08-19 | 湘电重型装备股份有限公司 | Electric power wheel self-discharging vehicle rear axle |
| CN201706143U (en) * | 2010-06-04 | 2011-01-12 | 广西玉柴机器股份有限公司 | Flywheel housing of engine |
| CN202147550U (en) * | 2011-07-31 | 2012-02-22 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Rear axle shell with axial reinforcing rib plates for mining dump truck with electric wheels |
| CN103029516A (en) * | 2011-09-28 | 2013-04-10 | 蓬莱万寿机械有限公司 | High-strength driving axle housing |
| CN203651352U (en) * | 2013-12-23 | 2014-06-18 | 北京二七轨道交通装备有限责任公司 | electric wheel dumper and rear axle shell for same |
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| C06 | Publication | ||
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Application publication date: 20140402 |
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| WD01 | Invention patent application deemed withdrawn after publication |