Reusable construction site meter cleaning device

Abstract

The utility model relates to a reusable construction site surface cleaning device, which comprises a framework, steel rake teeth, a screen and a connecting shaft, the framework and the screen are fixedly connected through framework bolts, the steel rake teeth are welded at the bottom of the framework, the screen comprises a transverse screen and two end side screens, and the transverse screen and the two end side screens are connected through the connecting shaft. The tooth tips of the steel rake teeth face the front lower portion and are far away from the transverse screen. The connecting shaft is connected with the framework through a connecting shaft bolt. The steel rake teeth at the bottom can easily remove plants on the surface of a soil layer and scrape up garbage such as stones in the soil layer, original sandy soil and silt can penetrate through the screen and cannot be taken away, and the defects that a conventional excavator is not thorough in surface cleaning, surface sandy soil is often taken away, and disturbance to the original surface sandy soil is large are overcome; compared with a conventional excavator needing manual work of multiple persons for meter cleaning, the excavator is easy to operate by workers, high in efficiency, cost-saving and more thorough in meter cleaning; the device adopts bolt connection, is convenient to mount and dismount, and can be repeatedly used.

Description

TECHNICAL FIELD

[0001] The utility model relates to construction site clean table technology field especially relates to a kind of reusable construction site clean table device. BACKGROUND

[0002] In the range of tens of kilometers near river or river basin, the soil is mostly silt or silty fine sand. Before the construction project, before the earthwork excavation or before the foundation treatment and construction, it is necessary to clean the construction site. The conventional cleaning is usually completed by excavator, shovel truck and manual work. This conventional operation is not only incomplete, low efficiency, high cost and uneconomical, but also has great disturbance to the surface layer. Therefore, it is necessary to develop a reusable construction site clean table device which is simple to operate, easy to use, economical and environmentally friendly, does not need to use more large-scale machinery, has high efficiency and small disturbance to the surface layer. SUMMARY

[0003] The utility model aims at solving the deficiency of prior art, and provides a kind of reusable construction site clean table device.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme: a reusable construction site clean table device, comprising: a framework, a steel rake tooth, a screen and a connecting shaft, the framework and the screen are fixedly connected by framework bolts, the steel rake tooth is welded at the bottom of the framework, the screen includes a horizontal screen and two end side screens, the tooth tip direction of the steel rake tooth faces forward and downward away from the horizontal screen, and the connecting shaft is connected with the framework by connecting shaft bolts.

[0005] Further, the framework includes a front end top framework, a front end bottom framework and a side framework, the front end top framework is a door-shaped frame made of three angle steels, the front end bottom framework is a strip-shaped steel plate, the front end bottom framework is welded at the bottom of the front end top framework, and the side framework is an arc-shaped angle steel.

[0006] Further, the horizontal screen is an integral piece of perforated steel plate or steel wire mesh bent, and the end side screen is a perforated steel plate or steel wire mesh cut according to the shape and size of the side framework.

[0007] Further, the connecting shaft includes a vertical shaft, a force transmission rod and a connecting pair, the top of the vertical shaft is fixedly connected in the middle of the front end top framework, the bottom of the vertical shaft is fixedly connected in the middle of the front end bottom framework, one end of the force transmission rod is fixedly connected in the middle of the vertical shaft, and the other end of the force transmission rod is fixedly welded with the connecting pair.

[0008] Further, the transverse screen transverse length is 1.8-2.2m, the forming height is 0.3-0.6m, the width after forming is 0.4-1.0m, and the thickness of the steel plate or steel wire mesh is 1-3mm.

[0009] Further, the steel rake tooth is made of a 5mm-thick steel plate, the rake tooth plate surface direction is 15°-45° with the horizontal direction, the length from the bottom edge to the tooth top is 3-10cm, the number of the rake tooth is determined according to the device length, and the rake tooth is made of a 16Mn steel plate Q345B.

[0010] Further, the front end top framework adopts an angle steel with a specification of 50*50*5, the front end bottom framework adopts a strip-shaped steel plate with a width of 5cm and a thickness of 5mm, and the side framework adopts an arc-shaped angle steel with a specification of 50*50*5.

[0011] Further, the framework bolt is an M8 large hexagonal bolt, the spacing between adjacent framework bolts is 8-12cm, the connecting shaft bolt is an M12 hexagonal bolt, and the third bolt is an M12 hexagonal bolt.

[0012] Further, the connecting shaft is made of high-strength cast iron.

[0013] The steel rake tooth at the bottom of the device can easily remove the plants on the surface of the soil layer and scrape the stones and other garbage in the soil layer, and the undisturbed sand and silt can pass through the screen and not be taken away, so that the problem that the conventional excavator cannot completely remove the surface layer and often takes away the surface layer sand and disturbs the surface layer sand is solved; compared with the conventional excavator which needs to be manually operated to remove the surface layer, the device is simple to operate, high in efficiency, low in cost and complete in surface layer removal; the device is connected by bolts, is convenient to install and disassemble, and can be repeatedly used. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 Fig. 1 is a structural schematic view of the device;

[0015] Fig. 2 Fig. 2 is a structural exploded schematic view of the device;

[0016] Fig. 3 Fig. 3 is a structural schematic view of the framework and the connecting shaft;

[0017] In the figure, 1 is a framework, 11 is a front end top framework, 12 is a front end bottom framework, 13 is a side framework, 2 is a steel rake tooth, 3 is a screen, 31 is a transverse screen, 32 is an end side screen, 4 is a connecting shaft, 41 is a vertical shaft, 42 is a force transmission rod, 43 is a connecting pair, 5 is a framework bolt, and 6 is a connecting shaft bolt.

[0018] The drawings in the utility model are schematic diagrams, and the sizes do not represent actual dimensions;

[0019] The utility model will be described below in detail in combination with the embodiments thereof with reference to the drawings. DETAILED DESCRIPTION

[0020] The utility model will be described below in detail in combination with the embodiments thereof with reference to the drawings.

[0021] As Figs. 1-3 shown, a reusable construction site table cleaning device is characterized in that it comprises a framework 1, steel rake teeth 2, a screen 3 and a connecting shaft 4, the framework 1 and the screen 3 are fixedly connected through framework bolts 5, the steel rake teeth 2 are welded at the bottom of the framework 1, the screen 3 comprises a horizontal screen 31 and two end-side screens 32, the tooth tip direction of the steel rake teeth 2 faces the front lower part away from the horizontal screen 31, and the connecting shaft 4 is connected with the framework 1 through connecting shaft bolts 6.

[0022] Specifically, the framework 1 and the steel rake teeth 2 are in contact and friction with the ground, and when moving, they scrape the plants and boulders on the surface of the soil layer, and the screen 3 mainly undertakes the functions of screening sand and garbage, grass and wood and storing a certain amount of garbage and grass and wood. The connecting shaft 4 can be connected with the tail part of a tractor and driven by the tractor to complete the table cleaning work.

[0023] The framework 1 comprises a front end top framework 11, a front end bottom framework 12 and a side framework 13, the front end top framework 11 is a door-shaped frame made of three angle steels welded together, the front end bottom framework 12 is a strip-shaped steel plate, the front end bottom framework 12 is welded at the bottom of the front end top framework 11, and the side framework 13 is an arc-shaped angle steel.

[0024] Specifically, after the device framework 1 is manufactured, the screen 3 can be installed through the framework bolts 5, and if the screen 3 is damaged, it can be replaced in time.

[0025] The horizontal screen 31 is an integral hole-plate or steel wire mesh bent and processed, and the end-side screen 32 is a hole-plate or steel wire mesh cut according to the shape and size of the side framework 13.

[0026] Specifically, the length and height can be flexibly selected according to actual needs during use. The size of the screen holes of the screen 3 is determined according to the project requirements, soil conditions and the like.

[0027] The connecting shaft 4 comprises a vertical shaft 41, a force transmission rod 42 and a connecting pair 43, the top of the vertical shaft 41 is fixedly connected in the middle of the front end top framework 11, the bottom of the vertical shaft 41 is fixedly connected in the middle of the front end bottom framework 12, one end of the force transmission rod 42 is fixedly connected in the middle of the vertical shaft 41, and the other end of the force transmission rod 42 is fixedly welded with the connecting pair 43.

[0028] Specifically, the connecting pair 43 is bolted with the tail end of the tractor to realize the cleaning task.

[0029] The transverse screen 31 has a transverse length of 1.8-2.2 m, a forming height of 0.3-0.6 m, and a front-rear width of 0.4-1.0 m after forming, and the thickness of the perforated steel plate or steel wire mesh selected for the screen 3 is 1-3 mm.

[0030] The steel rake tooth 2 is made of a steel plate with a thickness of 5 mm, the angle between the plate surface direction of the steel rake tooth 2 and the horizontal direction is 15°-45°, the length from the bottom edge to the tooth top of the steel rake tooth 2 is set to 3-10 cm, the number of the steel rake tooth 2 is determined according to the length of the device, and the steel rake tooth 2 is made of 16Mn steel plate Q345B.

[0031] The angle steel selected for the front end top framework 11 has a specification of 50x50x5, the strip-shaped steel plate selected for the front end bottom framework 12 has a width of 5 cm and a thickness of 5 mm, and the arc-shaped angle steel selected for the side framework 13 has a specification of 50x50x5.

[0032] The framework bolt 5 is an M8 hexagonal bolt, the spacing between adjacent framework bolts 5 is 8-12 cm, and the connecting shaft bolt 6 is an M12 hexagonal bolt.

[0033] The connecting shaft 4 is made of high-strength cast iron.

[0034] In summary, the device is bolted with the tail end of the tractor through the connecting pair 43, the device is dragged by the tractor, the framework 1 and the steel rake tooth 2 are in contact with the ground for friction, the steel rake tooth 2 scrapes plants and boulders on the surface of the soil layer when moving, and the screen 3 collects the plants and boulders and filters out the sandy soil. The utility model solves the shortcomings of high cost, slow and incomplete cleaning of conventional cleaning machines, the bolt, angle steel, steel plate and steel wire mesh for connection are all easily available and can be purchased as finished products, and the on-site cleaning operation can be performed after being hung on the rear of a small tractor, and the device can be removed from the rear of the tractor after the cleaning operation is completed and can be reused next time.

[0035] The utility model has been described exemplarily above in combination with the drawings, and obviously, the utility model is not limited by the above-mentioned mode in the specific implementation, and various improvements adopting the method concept and technical scheme of the utility model or direct application in other occasions without improvement are all within the protection scope of the utility model.

Claims

1. A reusable construction site de-tabletting device, characterized in that, Include: Skeleton (1), steel rake teeth (2), screen (3) and connecting shaft (4), the skeleton (1) and the screen (3) are fixedly connected by skeleton bolt (5), the steel rake teeth (2) are welded at the bottom of the skeleton (1), the screen (3) includes a transverse screen (31) and two end side screens (32), the tooth tip direction of the steel rake teeth (2) is away from the transverse screen (31) towards the front and lower, the connecting shaft (4) is connected with the skeleton (1) through connecting shaft bolt (6).

2. A reusable construction site de-tabling device according to claim 1, wherein, The skeleton (1) includes front end top skeleton (11), front end bottom skeleton (12) and side skeleton (13), the front end top skeleton (11) is a door type frame made of three angle steels, the front end bottom skeleton (12) is a strip steel plate, the front end bottom skeleton (12) is welded at the bottom of the front end top skeleton (11), the side skeleton (13) is an arc angle steel.

3. A reusable construction site de-tabling device according to claim 2, wherein, The transverse screen (31) is a whole piece of perforated steel plate or steel wire mesh bent, the end side screen (32) is a perforated steel plate or steel wire mesh cut according to the shape and size of the side skeleton (13).

4. A reusable construction site de-tabling device according to claim 3, wherein, The connecting shaft (4) includes: vertical shaft (41), force transmission rod (42), connecting pair (43), the top of the vertical shaft (41) is fixedly connected in the middle of the front end top skeleton (11), the bottom of the vertical shaft (41) is fixedly connected in the middle of the front end bottom skeleton (12), one end of the force transmission rod (42) is fixedly connected in the middle of the vertical shaft (41), the other end of the force transmission rod (42) is fixedly welded with the connecting pair (43).

5. A reusable construction site de-tabling device according to claim 4, wherein, The transverse length of the transverse screen (31) is 1.8-2.2m, the forming height is 0.3-0.6m, the width after forming is 0.4-1.0m, the thickness of the perforated steel plate or steel wire mesh selected for the screen (3) is 1-3mm.

6. A reusable construction site de-tabling device according to claim 5, wherein, The steel rake teeth (2) are made of a steel plate with a thickness of 5mm, the angle between the plate surface direction of the steel rake teeth (2) and the horizontal direction is 15°-45°, the length from the bottom edge to the tooth top of the steel rake teeth (2) is set to 3-10cm, the number of teeth of the steel rake teeth (2) is determined according to the length of the device, the steel rake teeth (2) are made of 16Mn steel plate.

7. A reusable construction site de-tabling device according to claim 5, wherein, The specification of the angle steel selected for the front end top skeleton (11) is 50x50x5, the width of the strip steel plate selected for the front end bottom skeleton (12) is 5cm, the thickness is 5mm, the specification of the arc angle steel selected for the side skeleton (13) is 50x50x5.

8. A reusable construction site de-tabling device according to claim 5, wherein, The skeleton bolt (5) is M8 hexagonal bolt, the distance between adjacent skeleton bolts (5) is 8-12cm, the connecting shaft bolt (6) is M12 hexagonal bolt.

9. A reusable construction site depaneling device according to claim 5, wherein, The connecting shaft (4) is made of high-strength cast iron.

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