CN102529785B - Wear-resistant plate, hopper comprising wear-resistant plate and self-dumping truck comprising hopper - Google Patents
Wear-resistant plate, hopper comprising wear-resistant plate and self-dumping truck comprising hopper Download PDFInfo
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- CN102529785B CN102529785B CN 201110456729 CN201110456729A CN102529785B CN 102529785 B CN102529785 B CN 102529785B CN 201110456729 CN201110456729 CN 201110456729 CN 201110456729 A CN201110456729 A CN 201110456729A CN 102529785 B CN102529785 B CN 102529785B
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- 238000003466 welding Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The invention relates to a wear-resistant plate, a hopper comprising the wear-resistant plate and a self-dumping truck comprising the hopper. The wear-resistant plate is fixedly mounted on the upper surface of a bottom plate of the hopper of a mine car and comprises a plurality of front wear-resistant pieces mounted at the front part of the hoper of the mine car, a plurality of middle wear-resistant pieces mounted at the middle part of the hopper of the mine car and a plurality of tail wear-resistant pieces mounted at the tail part of the hopper of the mine car, wherein the length of the tailwear-resistant pieces is less than that of the middle wear-resistant pieces and that of the front wear-resistant pieces, and the width of the tail wear-resistant pieces is less than that of the middle wear-resistant pieces and that of the front wear-resistant pieces. According to the wear-resistant plate disclosed by the invention, by adopting the small-area tail wear-resistant pieces, the area of the wear-resistant plate, which needs to be replaced frequently, is greatly reduced, replacement time and workload are also greatly reduced, a wear-resistant material is saved, and the wear-resistant plate is further conductive to maximizing the effects of the mine car.
Description
Technical field
The present invention relates to a kind of wear plate, be specifically related to a kind of removable quarry tipper hopper wear plate.
Background technology
At present, heavy mining truck is widely used in each large surface mine, and its loaded weight is also along with the development of technology has reached the 400t level from the 100t level.Because the raising of delelivered payload capability has also proposed requirements at the higher level to the hopper quality of loading ore.In the past, because technology immature, new hopper often wear plate just occurred less than time of 2 months and galls, comes off even the destruction situation such as bottom plate wear having used.After the wear-resisting damage of hopper, need to change impaired wear plate, the large-area frequent welding of hopper wear plate has not only been wasted material, has reduced the intensity of hopper bottom plate, has been shortened the service life of hopper, and has reduced widely the performance of mine car effect.
In the prior art, the hopper of dumping car comprises base plate and wear plate, and wear plate is welded on the upper surface of base plate, and the protection base plate prevents from loading and unloading thing and destroys base plate.As shown in Figure 1, the wear plate of prior art is comprised of equal-sized polylith wear plate usually.By increasing thickness and the intensity of wear plate, the time that makes wear plate itself stand to grow can all wear and tear.In the uninstall process of mine car hopper, ore and other items will all be skidded off by afterbody, and base pressure is large, exit velocity is fast, and ore is large to the impulsive force of wear plate afterbody, so the wearing and tearing of afterbody wear plate are very fast; And little because of the kinematic velocity of ore at the anterior wear plate of hopper, the rate of wear is slower.In the prior art, what adopt in layout is the large plate welding of self-consistentency.In actual use, wearing and tearing are the fastest because wear plate is afterbody, as long as the afterbody wear plate galls, just base plate consisted of threat, even if the also very intact replacing of also having to carry out the monoblock wear plate of monoblock wear plate remainder.Not only repair density increasing of wear plate is changed on bulk ground like this, has also wasted material, spends higher maintenance cost.
The patent of invention content
Safeguard replacing efficient in order to improve the hopper wear plate, reduce the hopper wear plate and change area, saved material, make simultaneously the hopper wear plate more solid and reliable, improved the service life of hopper bottom plate, improved mine car operation effect, the present invention proposes a kind of wear plate.
Wear plate of the present invention is fixedly installed in the plate upper surface of mine car hopper, and this wear plate is comprised of the anterior wear plate of the polylith that is installed on mine car hopper front portion, the polylith middle part wear plate that is installed on mine car hopper middle part, the polylith afterbody wear plate that is installed on mine car hopper afterbody; The Length Ratio middle part wear plate of afterbody wear plate and the length of anterior wear plate are little, and the Width middle part wear plate of afterbody wear plate and the width of anterior wear plate are little.
Preferably, the afterbody wear plate is arranged in delegation at mine car hopper afterbody along left and right directions.
Preferably, the length of afterbody wear plate is greater than width.
Preferably, the hardness of afterbody wear plate is greater than the hardness of middle part wear plate and anterior wear plate.
Preferably, the afterbody wear plate is the 4-10 piece.
Preferably, the tail end of base plate extends beyond the tail end of afterbody wear plate.
Preferably, leave predetermined space between the adjacent afterbody wear plate; The limit, left side of base plate extends beyond the limit, left side of the afterbody wear plate of high order end; The right edge of base plate extends beyond the right edge of the afterbody wear plate of low order end.
Preferably, the middle part of afterbody wear plate links together by at least a mode and base plate in weld seam welding, bolt or the rivet.
The present invention also proposes a kind of hopper, and it comprises above-mentioned wear plate.
The present invention further proposes a kind of dumping car, and it comprises above-mentioned hopper.
Owing to using narrower, shorter wear plate at the hopper afterbody; when the afterbody wear plate may wear to when very thin by outermost one side; one side in the inner part is also close to synchronous wearing and tearing; be unlikely to have too large thickness disparity; the fritter wear plate that need only afterbody this moment is replaced with new wear plate, just can continue to protect base plate.So both avoided large-area replacing, to save the wear plate material.Simultaneously, because of the wear plate less of required replacing, and thickness is all thinner, also makes and changes more quickness and high efficiency.
Owing to the afterbody wear plate is designed to narrower, shorter, when adopting the weld seam welding, be equivalent to increase fusion length, thereby improved the weld strength of wear plate and base plate, can effectively prevent from making large-area wear plate warpage, ftracture and coming off because of outside weld cracking.
Owing to being designed to the afterbody wear plate narrower, shorter and adopting be threaded or rivet, be equivalent to shorten the distance of point of connection to the border, improved contact strength, make wear plate more be difficult to loosening and come off, also make that to change maintenance more convenient simultaneously.
In addition, adopt the afterbody wear plate of small size so that wear plate needs the area of frequent greatly to reduce, replacing time and work capacity also greatly reduce, and have saved high-abrasive material, are conducive to farthest bring into play the effect of mine car.
Description of drawings
From the following description to preferred embodiments and drawings that purport of the present invention and usefulness thereof are described, above and other purpose of the present invention, characteristics and advantage will be apparent, in the accompanying drawings:
Fig. 1 is the schematic diagram of the wear plate of prior art;
Fig. 2 is the schematic diagram that is provided with the hopper of wear plate of the present invention;
Fig. 3 is the local enlarged diagram of A section among Fig. 2;
Fig. 4 is the schematic diagram of wear plate set on the base plate of hopper of Fig. 2;
Fig. 5 is the welding schematic diagram of afterbody wear plate on base plate among Fig. 2;
Fig. 6 is that the afterbody wear plate middle part among Fig. 2 is bolted the schematic diagram on base plate;
Fig. 7 is that the afterbody wear plate middle part among Fig. 2 is connected to schematic diagram on the base plate by rivet.
Description of reference numerals:
1: the afterbody wear plate; 2,3: the middle part wear plate; 4,5: anterior wear plate;
6: base plate; 7: left side vertical plate; 8: the right side riser; 9: front cant board; 11: bolt; 12: rivet.
The specific embodiment
For the ease of clearly describing the position relationship of each parts, in this article, the position at front cant board 9 places of definition hopper is the front, with the position at front cant board 9 rightabout afterbody wear plates 1 place be back or afterbody, front cant board 9 consists of fore-and-aft direction with the direction at afterbody wear plate 1 place; Left side vertical plate 7 positions are the left side, and riser 8 positions in right side are the right side, and left side vertical plate 7 is left and right directions with the direction that right side riser 8 consists of; Wear plate or wear plate are of a size of width at fore-and-aft direction, and wear plate or wear plate are of a size of length at left and right directions.
The present invention is described in detail below in conjunction with accompanying drawing 2-7.
As shown in Figure 4, wear plate of the present invention comprises anterior wear plate 4,5, middle part wear plate 2,3 and afterbody wear plate 1.The Length Ratio middle part wear plate of afterbody wear plate 1 and the length of anterior wear plate are significantly little, and the Width middle part wear plate of afterbody wear plate 1 and the width of anterior wear plate are significantly little.This be because, tail position is the easiest impaired position of wear plate, ratio middle part and anterior wear plate size that afterbody wear plate 1 is arranged are obviously little, so that only need fritter to change during the replacing wear plate.According to the distribution of eroded area, the width of afterbody wear plate 1 can adopt 200～500mm, and length can adopt 500～2000mm, so that change.
As shown in Figure 4, afterbody wear plate 1 is arranged in delegation at the afterbody of hopper.The length of afterbody wear plate 1 is greater than width.In order to reduce replacement frequency, the hardness of afterbody wear plate can be selected the hardness greater than middle part wear plate and anterior wear plate.Like this, only need to use the higher wear plate of hardness at the afterbody wear plate, and select general wear plate to get final product at other relatively nonabradable middle part wear plates and anterior wear plate, effectively reduce cost.
Because the size of afterbody wear plate 1 is less than the size of anterior wear plate and middle part wear plate, as shown in Figure 4, preferably, afterbody wear plate 1 is fixed on the upper surface of base plate 6 for 4-10 piece wear plate is in line along left and right directions.
Preferably, the tail end of base plate 6 extends beyond the tail end of afterbody wear plate 1, as shown in Figure 6, so conveniently afterbody wear plate 1 is welded on the base plate 6.As shown in Figure 5, leave predetermined space between the adjacent afterbody wear plate 1; The limit, left side of base plate 6 extends beyond the limit, left side of the afterbody wear plate 1 of high order end; The right edge of base plate 6 extends beyond the right edge of the afterbody wear plate 1 of low order end.Like this, all be preserved for the space of welding around the afterbody wear plate 1, make things convenient for welding operation.
The middle part of afterbody wear plate 1 also can link together with base plate 6 by bolt 11 or rivet 12, perhaps the middle part of afterbody wear plate 1 links together with base plate 6 by the weld seam welding, can also be to adopt compound mode to connect, such as bolt and weld seam welding, rivet and weld seam welding, bolt and rivet, bolt and rivet and weld seam welding.Bolt 11 or rivet 12 be equivalent to shorten the distance of point of connection to the border being connected of base plate 6, improved contact strength, make wear plate more be difficult to loosening and come off.
The present invention also proposes a kind of hopper, is fixed with aforesaid wear plate on the hopper bottom plate 6, as shown in Figure 2.
The present invention also proposes a kind of dumping car, and what its hopper adopted is above-mentioned hopper.
Because adopted technique scheme, the present invention has produced following technique effect in actual applications:
1, uses narrower, shorter wear plate at the hopper afterbody.When the afterbody wear plate may wear to when very thin by outermost one side, one side in the inner part also close to synchronous wearing and tearing, be unlikely to have too large thickness disparity, just can continue protect base plate as long as the fritter wear plate of afterbody is replaced with new wear plate this moment.So both avoided large-area replacing, to save the wear plate material.Simultaneously, because of the wear plate less of required replacing, and thickness is all thinner, also makes and changes more quickness and high efficiency.
2, the afterbody wear plate is designed to narrower, shorter after, if the employing weld seam welds then is equivalent to increase fusion length, thereby improved the weld strength of wear plate and base plate, can effectively prevent from making large-area wear plate warpage, ftracture and coming off because of outside weld cracking.
Be threaded or rivet if 3, the afterbody wear plate is designed to narrower, shorter afterwards employing, then be equivalent to shorten the distance of point of connection to the border, improved contact strength, make wear plate more be difficult to become flexible and come off.Replacing is safeguarded more convenient.
Although illustrated and described the preferred embodiments of the present invention, it is contemplated that, those skilled in the art can design various modifications of the present invention in the spirit and scope of claims.
Claims (10)
1. wear plate, it is fixedly installed in the upper surface of the base plate of mine car hopper, and this wear plate is comprised of the anterior wear plate of the polylith that is installed on mine car hopper front portion, the polylith middle part wear plate that is installed on mine car hopper middle part, the polylith afterbody wear plate that is installed on mine car hopper afterbody; Described wear plate is characterised in that: the Length Ratio middle part wear plate of afterbody wear plate and the length of anterior wear plate are little, and the Width middle part wear plate of afterbody wear plate and the width of anterior wear plate are little.
2. wear plate as claimed in claim 1, it is characterized in that: the afterbody wear plate is arranged in delegation at mine car hopper afterbody along left and right directions.
3. wear plate as claimed in claim 1, it is characterized in that: the length of afterbody wear plate is greater than width.
4. wear plate as claimed in claim 1, it is characterized in that: the hardness of afterbody wear plate is greater than the hardness of middle part wear plate and anterior wear plate.
5. wear plate as claimed in claim 1, it is characterized in that: the afterbody wear plate is the 4-10 piece.
6. wear plate as claimed in claim 1, it is characterized in that: the tail end of base plate extends beyond the tail end of afterbody wear plate.
7. wear plate as claimed in claim 1 is characterized in that: leave predetermined space between the adjacent afterbody wear plate; The limit, left side of base plate extends beyond the limit, left side of the afterbody wear plate of high order end; The right edge of base plate extends beyond the right edge of the afterbody wear plate of low order end.
8. wear plate as claimed in claim 1, it is characterized in that: the middle part of afterbody wear plate links together by at least a mode and the base plate in weld seam welding, bolt or the rivet.
9. hopper is characterized in that comprising each described wear plate among the claim 1-8 on the base plate of this hopper.
10. a dumping car is characterized in that comprising hopper claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110456729 CN102529785B (en) | 2011-12-31 | 2011-12-31 | Wear-resistant plate, hopper comprising wear-resistant plate and self-dumping truck comprising hopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110456729 CN102529785B (en) | 2011-12-31 | 2011-12-31 | Wear-resistant plate, hopper comprising wear-resistant plate and self-dumping truck comprising hopper |
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| Publication Number | Publication Date |
|---|---|
| CN102529785A CN102529785A (en) | 2012-07-04 |
| CN102529785B true CN102529785B (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110456729 Active CN102529785B (en) | 2011-12-31 | 2011-12-31 | Wear-resistant plate, hopper comprising wear-resistant plate and self-dumping truck comprising hopper |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395385A (en) * | 2013-08-12 | 2013-11-20 | 三一矿机有限公司 | Mining dump truck bed with lining plates and mining dump truck |
| EP3418114A1 (en) * | 2017-06-22 | 2018-12-26 | Metso Sweden Ab | A lining element for a wear-resistant haul truck body lining, and a method for manufacturing a lining element |
| CN110745053A (en) * | 2019-11-25 | 2020-02-04 | 衡阳市鑫诚和重型机械设备制造有限公司 | Reinforced hopper of mine dump truck |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1238726A (en) * | 1996-11-25 | 1999-12-15 | 履带拖拉机股份有限公司 | Liner for work machine body |
| US6129409A (en) * | 1998-11-13 | 2000-10-10 | Western Technology Services International, Inc. | Rock box liner for a floor of a dump truck body |
| US6305731B1 (en) * | 1999-06-17 | 2001-10-23 | Caterpillar Inc. | Liner for a work machine body and method for manufacturing the same |
| CN2908240Y (en) * | 2006-05-22 | 2007-06-06 | 吴艺辉 | Protective pad of smell tool vehicle platform |
| CN101432167A (en) * | 2006-05-05 | 2009-05-13 | 阿特拉斯科普科凿岩机股份公司 | Device in a part of a mining or construction vehicle including a wear protection structure and a part including such a device |
| CN202429102U (en) * | 2011-12-31 | 2012-09-12 | 中冶京诚（湘潭）重工设备有限公司 | Wear-resisting plate, carriage hopper comprising wear-resisting plate as well as dumper comprising carriage hopper |
-
2011
- 2011-12-31 CN CN 201110456729 patent/CN102529785B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1238726A (en) * | 1996-11-25 | 1999-12-15 | 履带拖拉机股份有限公司 | Liner for work machine body |
| US6129409A (en) * | 1998-11-13 | 2000-10-10 | Western Technology Services International, Inc. | Rock box liner for a floor of a dump truck body |
| US6305731B1 (en) * | 1999-06-17 | 2001-10-23 | Caterpillar Inc. | Liner for a work machine body and method for manufacturing the same |
| CN101432167A (en) * | 2006-05-05 | 2009-05-13 | 阿特拉斯科普科凿岩机股份公司 | Device in a part of a mining or construction vehicle including a wear protection structure and a part including such a device |
| CN2908240Y (en) * | 2006-05-22 | 2007-06-06 | 吴艺辉 | Protective pad of smell tool vehicle platform |
| CN202429102U (en) * | 2011-12-31 | 2012-09-12 | 中冶京诚（湘潭）重工设备有限公司 | Wear-resisting plate, carriage hopper comprising wear-resisting plate as well as dumper comprising carriage hopper |
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| CN102529785A (en) | 2012-07-04 |
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Effective date of registration: 20231108 Address after: 061108 Zhongjie Industrial Park, Cangzhou City, Hebei Province, from East to Central Europe Road and North to Aviation Avenue Patentee after: MCC Jingcheng Lingang Heavy Equipment Co.,Ltd. Address before: 411200 No. 8 Jiangnan North Road, Jiuhua Economic Development Zone, Xiangtan City, Hunan Province Patentee before: MCC (XIANGTAN) HEAVY INDUSTRIAL EQUIPMENT Co.,Ltd. |
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