CN103806492A - Excavator bucket - Google Patents
Excavator bucket Download PDFInfo
- Publication number
- CN103806492A CN103806492A CN201310629792.4A CN201310629792A CN103806492A CN 103806492 A CN103806492 A CN 103806492A CN 201310629792 A CN201310629792 A CN 201310629792A CN 103806492 A CN103806492 A CN 103806492A
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- collision prevention
- prevention girders
- plate
- bottom sheet
- bucket
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Abstract
The invention relates to an excavator bucket and aims to overcome the defect that bucket bottom plates of existing buckets are prone to abrasion, collision and damage. The excavator bucket comprises left and right side plates as well as a bucket bottom plate located between the two side plates, wherein the bucket bottom plate is U-shaped and comprises an arc transition plate at the back part of the bottom plate, at least one bilateral anti-collision beam is arranged on the outer side of the arc transition plate of the bucket bottom plate, and two ends of the anti-collision beam extend to positions where the bucket bottom plate and the side plates are connected respectively. According to the excavator bucket, the anti-collision beam consists of a high-strength steel beam, when the bucket moves backwards and is contacted with a hard material, the anti-collision beam is contacted and collided with the hard material firstly to protect the bucket bottom plate; when the bucket moves forwards and backwards to perform a ground flattening function after bucket lifting, the anti-collision beam can play a scraper role, the ground flattening effect is good, in addition, the anti-collision beam is contacted with the ground to move during ground flattening, the anti-collision beam instead of the bucket bottom plate is abraded, and the anti-collision beam is easy to replace after being abraded.
Description
Technical field
The present invention relates to a kind of scraper bowl, relate in particular to a kind of power shovel.
Background technology
Excavator becomes the king of engineering machinery, and it is widely used in various occasions, comprises various bad working environments, such as quarry etc.The scraper bowl of excavator is made up of biside plate and the bottom sheet between biside plate conventionally, and bottom sheet roughly takes the shape of the letter U, and it comprises base plate and backboard, is arc transition between base plate and backboard.Excavator is as the king of engineering machinery, its diverse in function, wherein just comprise level land, and scraper bowl is packed up, utilize the arc transition part of bottom sheet to push material and play the effect on level land, can cause like this wearing and tearing of bottom sheet, scraper bowl is in the process of work in addition, when scraper bowl moves to the rear of scraper bowl, the arc transition part of bottom sheet is easily encountered for example hard stone of hard material, easily causes the damage of scraper bowl.Existing scraper bowl, for fear of the scraper bowl damaged in collision of wearing and tearing too early, tends to take measures, for example, on bottom sheet, be welded with and strengthen steel plate to strengthen intensity and the anti-wear energy of scraper bowl.But this steel plate being welded with is fitted on bottom sheet, its thickness of strengthening steel plate is often limited, otherwise can cause scraper bowl weight huge, therefore its impact resistance a little less than, especially along with strengthening after steel plate wearing and tearing attenuation, the ability of its protection reinforcement scraper bowl is just more weak, and strengthens after steel plate wearing and tearing, strengthens the difficult replacing of steel plate.
Summary of the invention
The object of the invention is to for existing scraper bowl bottom sheet easily wear and tear damaged in collision shortcoming and provide one to be highly resistant to scraper bowl collision, non-damageable power shovel.
Technical scheme of the present invention is achieved in that provides a kind of power shovel, comprise left and right sides plate and the bottom sheet between biside plate, bottom sheet takes the shape of the letter U, it comprises the arc transition plate at base plate and base plate rear portion, bottom sheet is provided with the collision prevention girders of at least one left and right trend in its arc transition plate outside, the two ends of collision prevention girders extend to respectively bottom sheet and side plate junction.The thickness of collision prevention girders can be thicker than the thickness of the reinforcement steel plate welding on the thickness of bottom sheet and bottom sheet widely in the present invention, its intensity is also larger, move to scraper bowl rear at scraper bowl while encountering hard material, collision prevention girders first with hard material contact-impact, bottom sheet is protected; Receive bucket rear bucket and move forward and backward while carrying out level land function, collision prevention girders can play the effect of scraper plate, and leveling effect is good, in addition when level land collision prevention girders contact with ground mobile, wearing and tearing be collision prevention girders, avoid bottom sheet to be worn, collision prevention girders is easily changed after being worn and damaging.Collision prevention girders in the present invention can be one, can be also two or more of arranging that are parallel to each other.
In foregoing invention, left side plate is being provided with the otic placode of protrusion in abutting connection with the position of bottom sheet arc transition plate, and the two ends of collision prevention girders are fixedly connected with the otic placode on left side plate respectively.Fix collision prevention girders by otic placode, can improve the installation constant intensity of collision prevention girders, wherein collision prevention girders can be fixedly connected with or be fixedly connected by welding by tenon structure with otic placode.The bottom surface, middle part of collision prevention girders can be to be connected with the arc transition plate contact of bottom sheet, and on arc transition plate, rib is welded in the both sides in collision prevention girders, and rib is in both sides and the collision prevention girders contacts side surfaces of collision prevention girders, strengthens the intensity of collision prevention girders with this.Collision prevention girders and arc transition plate contact surface also can directly weld collision prevention girders is fixedly died from scraper bowl, and can also in collision prevention girders both sides welding, fix rib and make it more firm, and this can be avoided the loosening of collision prevention girders; When collision prevention girders and bottom sheet directly do not weld, easily collision prevention girders is changed.Otic placode can be that the institute that left side plate protrudes backward forms, also can be welded on left side plate by welding manner, or be mounted by means of bolts on left side plate, the easy dismounting and change of otic placode of installing by bolt, thus also more easily change collision prevention girders.
In foregoing invention, the distance of the outer hinge of collision prevention girders top and scraper bowl is less than the vertical distance of the base plate of the outer hinge of scraper bowl and described bottom sheet, at scraper bowl forward when normal digging, collision prevention girders not can with excavate material contact friction, avoid increasing scraper bowl resistance when digging forward.
The beneficial effect that the present invention compared with prior art has: power shovel of the present invention is owing to having collision prevention girders in its arc transition portion; therefore can in the time that moving backward, scraper bowl protect bottom sheet; avoid bottom sheet and hard material as hard stone collision and damaged; collision prevention girders can also play the effect of scraper plate in the time of level land simultaneously, and bottom sheet weares and teares while avoiding level land.
Accompanying drawing explanation
Fig. 1 is the structural representation of power shovel of the present invention;
Fig. 2 is the longitudinal profile schematic diagram of power shovel of the present invention;
Use view when Fig. 3 is power shovel of the present invention level land.
Component title and sequence number in figure:
Scraper bowl 1, outer hinge 11, right plate 2, auris dextra plate 21, collision prevention girders 3, left plate 4, left otic placode 41, base plate 51, arc transition plate 52, native stone 6.
The specific embodiment
Below in conjunction with accompanying drawing explanation specific embodiments.
As shown in Figure 1 to Figure 3, power shovel 1 of the present invention comprises right plate 2 and left plate 4 and the bottom sheet between left side plate, and wherein bottom sheet is U font, and it comprises the base plate 51 that is positioned at bottom and the arc transition plate 52 that is positioned at base plate 51 rear portions.Be provided with left otic placode 41 at left plate 4 in abutting connection with the position welding of arc transition plate, left otic placode 41 has part to protrude backward, be provided with auris dextra plate 21 at right plate 2 in abutting connection with the position welding of arc transition plate, auris dextra plate 21 also has part to protrude backward, left otic placode 41 is symmetrical with auris dextra plate 21, between projection, be welded with backward collision prevention girders 3 collision prevention girders at left otic placode and auris dextra plate and can adopt high-intensity girder steel to form, collision prevention girders 3 is left and right trend.As shown in Figure 2, the distance of collision prevention girders 3 tops and outer hinge 11 is R2, and outer hinge 11 is R1 with the vertical distance at the end 51 of bottom sheet, wherein R1 is greater than R2, at scraper bowl forward when normal digging, collision prevention girders not can with excavate material contact friction, avoid increasing scraper bowl resistance when digging forward.
In the present embodiment, in the time that scraper bowl moves right, collision prevention girders 3 is positioned at the rear of scraper bowl, if be that first collision prevention girders 3 bumps with hard objects when scraper bowl is encountered hard objects, avoid scraper bowl bottom sheet and hard objects collision, thereby can avoid bottom sheet damaged in collision.In the time that needs are used scraper bowl level land, as shown in Figure 3, scraper bowl is packed up, 3 of collision prevention girders are positioned at the below of scraper bowl, collision prevention girders can play the effect of scraper plate, scrapes the native stone 6 that plane earth protrudes, except its level land efficiency height, can also avoid bottom sheet and ground that friction occurs and cause bottom sheet wearing and tearing, extend the application life of scraper bowl.
In the present embodiment, rib can also be welded in the both sides that are positioned at collision prevention girders on arc transition plate, and rib can be connected with collision prevention girders contacts side surfaces or weld with collision prevention girders side, and the intensity of strengthening collision prevention girders with this, improves its impact resistance.The bottom surface of collision prevention girders can be that contact is connected or welds with arc transition plate.
In this enforcement, otic placode can also be mounted by means of bolts on left side plate, installs by bolt, can facilitate the dismounting of left and right otic placode, conveniently collision prevention girders is changed.Left and right otic placode can be also on left side plate, directly to protrude backward a part to be formed for being fixedly connected with collision prevention girders.
Claims (5)
1. a power shovel, comprise left and right sides plate and the bottom sheet between biside plate, described bottom sheet takes the shape of the letter U, it comprises the arc transition plate at base plate and base plate rear portion, it is characterized in that described bottom sheet is provided with the collision prevention girders of at least one left and right trend in its arc transition plate outside, the two ends of described collision prevention girders extend to respectively described bottom sheet and side plate junction.
2. power shovel according to claim 1, is characterized in that described left side plate is at the otic placode that is provided with protrusion in abutting connection with the position of bottom sheet arc transition plate, and the two ends of described collision prevention girders are fixedly connected with the otic placode on described left side plate respectively.
3. power shovel according to claim 2, is characterized in that bottom sheet is welded with rib in the both sides of collision prevention girders, the contacts side surfaces of described rib and described collision prevention girders.
4. power shovel according to claim 2, is characterized in that between described collision prevention girders and bottom sheet, the both sides in collision prevention girders are welded with strengthening rib strip.
5. power shovel according to claim 1 and 2, is characterized in that the distance of the outer hinge of described collision prevention girders top and scraper bowl is less than the vertical distance of the base plate of the outer hinge of scraper bowl and described bottom sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310629792.4A CN103806492B (en) | 2013-11-28 | 2013-11-28 | A kind of power shovel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310629792.4A CN103806492B (en) | 2013-11-28 | 2013-11-28 | A kind of power shovel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103806492A true CN103806492A (en) | 2014-05-21 |
| CN103806492B CN103806492B (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310629792.4A Active CN103806492B (en) | 2013-11-28 | 2013-11-28 | A kind of power shovel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103806492B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594432A (en) * | 2014-12-24 | 2015-05-06 | 常熟市康达电器有限公司 | Mining digging bucket |
| CN108442447A (en) * | 2017-12-29 | 2018-08-24 | 魏龙飞 | A kind of excavator shovel head |
| CN109415884A (en) * | 2015-11-09 | 2019-03-01 | 卡特彼勒公司 | Abrasion member |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100263532B1 (en) * | 1997-12-29 | 2000-08-01 | 추호석 | A wear proof bucket of an excavator |
| US20080282585A1 (en) * | 2007-10-31 | 2008-11-20 | Entek Manufacturing Inc. | Prehensile bucket attachment |
| CN101487276A (en) * | 2008-01-17 | 2009-07-22 | 卡特彼勒公司 | Excavator bucket top assembly |
| US20110126434A1 (en) * | 2009-12-02 | 2011-06-02 | Horton Lee A | Angled edge bucket excavation tool |
| CN202055282U (en) * | 2011-04-29 | 2011-11-30 | 芜湖瑞创投资股份有限公司 | Scraper bucket for excavator |
| CN102425205A (en) * | 2011-09-22 | 2012-04-25 | 三一重机有限公司 | Riveting type excavator bucket |
| CN202248011U (en) * | 2011-08-19 | 2012-05-30 | 岳立辉 | Large-capacity excavation type loader bucket |
| CN202644612U (en) * | 2012-03-29 | 2013-01-02 | 邵跃 | Rapid bucket changing device for excavator |
-
2013
- 2013-11-28 CN CN201310629792.4A patent/CN103806492B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100263532B1 (en) * | 1997-12-29 | 2000-08-01 | 추호석 | A wear proof bucket of an excavator |
| US20080282585A1 (en) * | 2007-10-31 | 2008-11-20 | Entek Manufacturing Inc. | Prehensile bucket attachment |
| CN101487276A (en) * | 2008-01-17 | 2009-07-22 | 卡特彼勒公司 | Excavator bucket top assembly |
| US20110126434A1 (en) * | 2009-12-02 | 2011-06-02 | Horton Lee A | Angled edge bucket excavation tool |
| CN202055282U (en) * | 2011-04-29 | 2011-11-30 | 芜湖瑞创投资股份有限公司 | Scraper bucket for excavator |
| CN202248011U (en) * | 2011-08-19 | 2012-05-30 | 岳立辉 | Large-capacity excavation type loader bucket |
| CN102425205A (en) * | 2011-09-22 | 2012-04-25 | 三一重机有限公司 | Riveting type excavator bucket |
| CN202644612U (en) * | 2012-03-29 | 2013-01-02 | 邵跃 | Rapid bucket changing device for excavator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594432A (en) * | 2014-12-24 | 2015-05-06 | 常熟市康达电器有限公司 | Mining digging bucket |
| CN109415884A (en) * | 2015-11-09 | 2019-03-01 | 卡特彼勒公司 | Abrasion member |
| CN109415884B (en) * | 2015-11-09 | 2022-02-25 | 卡特彼勒公司 | Wear member |
| CN108442447A (en) * | 2017-12-29 | 2018-08-24 | 魏龙飞 | A kind of excavator shovel head |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103806492B (en) | 2016-08-17 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Pull the the Liujiang River city Liuzhou County town Shuangyong road 545100 the Guangxi Zhuang Autonomous Region Applicant after: Liugong Machinery Co., Ltd. Applicant after: LIUGONG CHANGZHOU MACHINERY CO., LTD. Applicant after: Guangxi Liugong Machinery Co., Ltd. Address before: Pull the the Liujiang River city Liuzhou County town Shuangyong road 545100 the Guangxi Zhuang Autonomous Region Applicant before: Liugong Machinery Co., Ltd. Applicant before: Liugong Changzhou Excvavtor Co., Ltd. Applicant before: Guangxi Liugong Machinery Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |