CN210857327U - Scraper bowl is used in trapezoidal slot excavation - Google Patents
Scraper bowl is used in trapezoidal slot excavation Download PDFInfo
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- CN210857327U CN210857327U CN201921038796.4U CN201921038796U CN210857327U CN 210857327 U CN210857327 U CN 210857327U CN 201921038796 U CN201921038796 U CN 201921038796U CN 210857327 U CN210857327 U CN 210857327U
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Abstract
The utility model relates to a scraper bowl is used in trapezoidal slot excavation for the excavation of trapezoidal escape canal slot uses this scraper bowl to carry out the shaping of escape canal slot once excavation. The technical scheme is that a main bucket upper plate, a main bucket lower plate, a main bucket bottom plate, a main bucket wall plate, a bucket shoulder bottom plate, a bucket shoulder top plate, a bucket shoulder back plate and the like are welded together to form the semi-closed bucket with the variable cross section, wherein the side view of the semi-closed bucket is Contraband. The bucket can be used for digging grooves in one-step forming, earthwork below a foundation surface is not disturbed, the quality of the drainage ditch is ensured to meet the requirement, the construction efficiency is higher, and the cost is lower. When a common excavator is used for excavating the grooves of the trapezoidal drainage ditches, earthwork needs to be backfilled, the backfilling quality of the earthwork is difficult to control, and the progress is slow.
Description
Technical Field
The utility model relates to an excavator especially relates to an excavator scraper bowl for the scraper bowl of trapezoidal escape canal slot excavation.
Background
The groove must be dug before the trapezoidal drainage ditch is formed, the groove must be also trapezoidal, in the process of digging the drainage ditch groove, the digging size and the design size should be consistent, the digging size is larger than the design size, the drainage ditch is required to be filled with a forming material (such as concrete) in the forming process, and the filled forming material cannot participate in the measurement, namely the forming material cannot take the measurement money, so that the waste is caused, and the cost is increased; the excavation size is smaller than the design size, the formed size of the finished drainage ditch is not consistent with the design size, the requirements of design drawings cannot be met, and the quality is unqualified.
Undisturbed foundation soil at the bottom of the groove is not disturbed in the excavation process of the trapezoidal groove on the undisturbed soil ground; the manual excavation is adopted, so that time and labor are wasted, and the efficiency is low; when the common excavator is matched with manual excavation, soil below a building base surface is damaged, the earthwork backfill quality below the designed section is not easy to control, and the excavation efficiency is not very high.
Disclosure of Invention
The utility model aims at providing a scraper bowl is used in trapezoidal ditch excavation uses this scraper bowl to carry out trapezoidal escape canal slot excavation, ensures trapezoidal escape canal slot one-time excavation shaping, guarantees the trapezoidal escape canal slot quality after the excavation is accomplished and satisfies the demands.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
according to the trapezoidal escape canal size that the design drawing required, calculate the bottom width of trapezoidal escape canal slot, the slope on slot both sides, the clear width in upper portion of slot, the shoulder width and the height of hanging down of trapezoidal escape canal, ensure: the width dimension of main fill lower part board 8 is unanimous with the wide size in end of trapezoidal escape canal slot, the slope of main fill wallboard 4 in the vertical direction of bucket opening department is unanimous with the slope on trapezoidal escape canal slot both sides, the width dimension of main fill upper portion board 1 is unanimous with the clear wide size in groove upper portion and the sum of both sides shoulder size, the size of fill shoulder bottom plate 3 is unanimous with the shoulder width size of trapezoidal escape canal, main fill upper portion board 1 is unanimous with the perpendicular distance size of main fill lower part board 8 in bucket opening department and the height dimension that hangs down of trapezoidal escape canal.
According to the size, the relevant standard requirement and the bucket capacity, a main bucket upper plate 1, a main bucket lower plate 8, an arc-shaped main bucket bottom plate 13, two main bucket wall plates 4, two bucket shoulder wall plates 2, two bucket shoulder bottom plates 3, two bucket shoulder top plates 14, two bucket shoulder back plates 12 and the like are welded together to form the Contraband-shaped variable-section semi-closed-structure bucket which is formed by welding steel materials and has a specific front view.
In order to further enhance the stability and the durability of the bucket, two bucket inner reinforcing ribs 9 and two bucket shoulder reinforcing ribs 10 are welded to connect two protection plates 5.
In order to further improve the working efficiency of the bucket, a plurality of main bucket teeth 7 and two side teeth 6 are connected.
When the bucket is used, it is necessary to match the power system of the excavator through the coupling device 11.
Before the trench of the drainage ditch is excavated, firstly, measurement lofting is carried out, and the line shape of the ditch body is ensured to be attractive, the straight line is smooth and straight, and the curve is smooth; when the groove is excavated, the section size of the groove is accurate, the bottom of the groove is straight, no collapse, no accumulated water and no sundries exist in the groove, and the corner meets the design requirement; in the excavation process, the central axis of the excavator and the axis of the drainage ditch are basically overlapped, so that the excavator is convenient to operate, and the formed drainage ditch is ensured to meet the requirements; after forming, ensuring that the side slope of the drainage ditch is flat and stable, and strictly prohibiting the side slope from being attached; after the foundation pit is excavated, retesting the elevation of the bottom of the pit; after the excavation is finished, protective measures should be made in time to prevent disturbance of the foundation soil as much as possible.
Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model provides a trapezoidal ditch excavation is with scraper bowl can once excavate escape canal slot shaping, and the shoulder groove shaping of escape canal is excavated simultaneously, and excavation shaping efficiency is higher, and the section size of trapezoidal slot of shaping accords with the drawing requirement, and the exposed sideline of trapezoidal slot of shaping is smooth-going.
Drawings
FIG. 1 is a schematic drawing of a design drawing for a trapezoidal gutter.
Fig. 2 is a front view of a bucket for excavating a trapezoidal trench, wherein 1, a main bucket upper plate, 2, a bucket shoulder wallboard, 3, a bucket shoulder bottom plate, 4, a main bucket wallboard, 5, a protection plate, 6, side teeth, 7, main bucket teeth, 8, a main bucket lower plate, 9, bucket inner reinforcing ribs, 10, bucket shoulder reinforcing ribs, 11 and a connecting device are arranged in the bucket.
Fig. 3 is a left side view of a bucket for excavating a trapezoidal trench, wherein 1, a main bucket upper plate, 3, a bucket shoulder bottom plate, 4, a main bucket wall plate, 5, a protection plate, 6, side teeth, 7, main bucket teeth, 8, a main bucket lower plate, 9, a bucket inner reinforcing rib, 10, a bucket shoulder reinforcing rib, 11, a connecting device, 12, a bucket shoulder back plate, 13, a main bucket bottom plate, 14 and a bucket shoulder top plate are shown in the figure.
Detailed Description
The invention will be further described with reference to the following examples, which are intended only for a better understanding of the invention.
Referring to fig. 1, fig. 2, fig. 3, a scraper bowl is used in trapezoidal slot excavation, including two nearly parallel main fill wallboards 2, the quadrangle plane board, nearly bucket mouth end wall board width size is the biggest, the width of far bucket mouth reduces slightly gradually, the horizontal interval of two main fill wallboards 2 at nearly bucket mouth end is the biggest simultaneously, far bucket mouth reduces slightly gradually, in addition, every main fill wallboard 2 is at certain angle of vertical direction bank, the bank angle is unanimous with the side slope angle of trapezoidal escape canal slot, finally, the limit that every main fill wallboard 2 was far away the bucket mouth is the evagination pitch arc, conveniently connect with main fill bottom plate 13.
Referring to fig. 1, 2 and 3, a bucket for excavating a trapezoid groove comprises a main bucket upper plate 1 and a main bucket lower plate 8, wherein the main bucket upper plate 1 and the main bucket lower plate 8 are both quadrilateral plane plates, the main bucket upper plate 1 and the main bucket lower plate 8 are approximately parallel, the main bucket upper plate 1 and the main bucket lower plate 8 have the largest width near the bucket opening end, the largest width of the main bucket upper plate 1 is consistent with the width of the top of a drainage ditch groove, the largest width of the main bucket lower plate 8 is consistent with the width of the bottom of the drainage ditch groove, the width of the bucket opening far away is gradually and slightly reduced, and meanwhile, the vertical distance between the main bucket upper plate 1 and the main bucket lower plate 8 at the position near the bucket opening end is the largest, and the bucket opening end far away is gradually and slightly reduced.
Referring to fig. 1, 2 and 3, the bucket for excavating the trapezoid grooves comprises a main bucket bottom plate 13 and quadrilateral curved plates, wherein two straight edges of each quadrilateral curved plate are respectively connected with a main bucket upper plate 1 and a main bucket lower plate 8, and two curved edges of each quadrilateral curved plate are respectively connected with outer convex arc edges of far bucket opening ends of two main bucket wall plates 2 to form a main framework of the Contraband-shaped variable cross-section semi-closed structure bucket.
Referring to fig. 1, 2 and 3, the bucket for excavating the trapezoidal trench comprises a bucket shoulder wall plate 2, a bucket shoulder bottom plate 3, a bucket shoulder back plate 12 and a bucket shoulder top plate 14, wherein the bucket shoulder top plate 14 is an extension of a main bucket upper plate 1, and the main bucket upper plate 1, a main bucket lower plate 8, a main bucket bottom plate 13, a main bucket wall plate 4, the bucket shoulder wall plate 2, the bucket shoulder bottom plate 3, the bucket shoulder top plate 14, the bucket shoulder back plate 12 and the like are connected together to form an Contraband-shaped variable-section semi-closed structure bucket with a specific front view.
Referring to fig. 1, 2 and 3, the bucket for excavating the trapezoid trench comprises a connecting device 11, wherein the connecting device is connected with an upper plate of a main bucket, and the connecting device 11 is matched with a power system of an excavator to complete the excavating work of the excavator.
Referring to fig. 1, 2 and 3, the bucket for excavating the trapezoid grooves comprises an inner bucket reinforcing rib 9, a bucket shoulder reinforcing rib 10, a protection plate 5, main bucket teeth 7 and side teeth 6, and has the functions of reinforcing the bucket, protecting the bucket from abrasion, reducing soil resistance when cutting soil and the like.
Paying off a drainage ditch by a measurer according to a drawing, determining a sideline and marking; removing the surface floating soil at the drainage ditch, and rolling and compacting; the drainage ditch is provided with a longitudinal gradient according to the drainage trend, cannot have the phenomenon of low middle and high sides, and is smooth and beautiful; during excavation, the axis of the excavator is overlapped with the axis of the drainage ditch, and the straightness deviation is not easy to occur during excavation; the digging depth of a bucket of the excavator is controlled in the construction process of the excavator, and the size of a ditch shoulder of the drainage ditch is ensured to meet the requirement;
the above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (4)
1. A bucket for trapezoidal groove excavation is characterized in that the bucket is formed by welding steel materials, and the side view of the bucket is an Contraband-shaped variable cross-section semi-closed structure bucket;
the bucket is welded together by a main bucket upper portion board (1), a main bucket lower part board (8), an arc-shaped main bucket bottom board (13), two main bucket wallboard (4), two bucket shoulder wallboard (2), two bucket shoulder bottom boards (3), two bucket shoulder top boards (14) and two bucket shoulder back boards (12).
2. The bucket for trapezoidal groove excavation according to claim 1, wherein: in order to further enhance the stability and the service durability of the bucket, two bucket inner reinforcing ribs (9) and two bucket shoulder reinforcing ribs (10) are welded, and two protection plates (5) are connected.
3. The bucket for trapezoidal groove excavation according to claim 1, wherein: the lower plate of the main bucket is connected with a plurality of main bucket teeth (7), and the wall plate of the main bucket is connected with side teeth (6).
4. The bucket for trapezoidal groove excavation according to claim 1, wherein: the upper plate of the main bucket is provided with a connecting device (11) which is used for matching with a power system of the excavator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921038796.4U CN210857327U (en) | 2019-07-04 | 2019-07-04 | Scraper bowl is used in trapezoidal slot excavation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921038796.4U CN210857327U (en) | 2019-07-04 | 2019-07-04 | Scraper bowl is used in trapezoidal slot excavation |
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| Publication Number | Publication Date |
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| CN210857327U true CN210857327U (en) | 2020-06-26 |
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| CN201921038796.4U Active CN210857327U (en) | 2019-07-04 | 2019-07-04 | Scraper bowl is used in trapezoidal slot excavation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359513A (en) * | 2019-07-04 | 2019-10-22 | 孔维龙 | A kind of scraper bowl and method having the trapezoidal gutter channel excavation of shoulder |
-
2019
- 2019-07-04 CN CN201921038796.4U patent/CN210857327U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359513A (en) * | 2019-07-04 | 2019-10-22 | 孔维龙 | A kind of scraper bowl and method having the trapezoidal gutter channel excavation of shoulder |
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