CN219356817U - Stone screening device for water conservancy dam construction - Google Patents

Abstract

The utility model relates to the field of stone screening, and discloses a stone screening device for water conservancy dam construction, which comprises a box body, wherein the left and right sides of the inner upper end of the box body are respectively and fixedly connected with the left and right ends of a first connecting plate, the inner side of the first connecting plate is fixedly connected with a first screen, the left and right sides of the inner middle end of the box body are respectively and fixedly connected with the left and right ends of a second connecting plate, the inner side of the second connecting plate is fixedly connected with a second screen, the left and right sides of the inner bottom end of the box body are respectively and fixedly connected with the left and right ends of a third connecting plate, and the inner side of the third connecting plate is fixedly connected with a third screen. According to the utility model, crushed stones are poured into the box body through the feed inlet, the stones pass through the first screen, the second screen and the third screen, and after being screened by different layers, the stones with different sizes are discharged out of the box body through the outlet groove for collection, so that the stones with different sizes can be screened simultaneously.

Description

Stone screening device for water conservancy dam construction

Technical Field

The utility model relates to the field of stone screening, in particular to a stone screening device for water conservancy dam construction.

Background

Stone is a rock processed product used as a material, stone is used as coarse aggregate and fine aggregate in the form of broken stone and sand in the concrete construction industry in a large amount, stone is used as filler and blending material, and is also used as road bedding, base layer, surface layer and the like in the road construction industry in a large amount, and in a broad sense, the stone is an aggregate and mineral processed mineral aggregate, so that the existing stone crushing and screening process is widely applied to production lines of powder, mineral aggregate, granules, aggregates and the like in industries such as mining, metallurgy, chemical industry, casting, building materials, water conservancy and hydropower, traffic construction and the like, and crushed stone can be screened in the process of water conservancy dam construction, so that the crushed stone is distinguished into different sizes, and further different uses are performed.

Most of the existing water conservancy dams are in the construction process, stones are broken, when the stones pass through a screening system, stones with the same size can be screened, stones with the other size can be screened after screening is finished, stones with different sizes cannot be screened simultaneously, the water conservancy dam construction stone screening device is inconvenient to design, stones with different sizes can be screened simultaneously, work efficiency is improved, and stones after screening are convenient to collect.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a stone screening device for water conservancy dam construction, which can screen stones with different sizes at the same time, so that the working efficiency is improved, and meanwhile, the screened stones are convenient to collect.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a building stones screening plant for hydraulic dam construction, includes the box, the inside upper end left and right sides of box is fixed connection respectively in the left and right sides end of first connecting plate, the inboard fixedly connected with first screen cloth of first connecting plate, the inside middle end left and right sides of box is fixed connection respectively in the left and right sides end of second connecting plate, the inboard fixedly connected with second screen cloth of second connecting plate, the inside bottom left and right sides of box is fixed connection respectively in the left and right sides end of third connecting plate, the inboard fixedly connected with third screen cloth of third connecting plate, the upside of first screen cloth, second screen cloth and third screen cloth equidistance respectively is provided with a plurality of first sieve mesh, second sieve mesh and third sieve mesh, the left side upper portion, left side lower part, right side middle part and the right side lower part of box all are provided with the export groove;

through above-mentioned technical scheme, empty the box with the building stones after the breakage in through the feed inlet, the building stones pass through first screen cloth, second screen cloth and third screen cloth, through the screening of different levels, after sieving the building stones of equidimension not, flow out the box through the export groove and collect, can sieve the building stones of equidimension not simultaneously, when increasing work efficiency, make the building stones after the screening be convenient for collect.

Further, the left upper part, the left lower part and the right middle part of the box body are fixedly connected with discharge plates;

through above-mentioned technical scheme, the ejection of compact of being convenient for.

Further, the apertures of the first sieve aperture, the second sieve aperture and the third sieve aperture are sequentially reduced;

through above-mentioned technical scheme, adopt the aperture of equidimension not to the aperture of first sieve mesh, second sieve mesh and third sieve mesh reduces in proper order, can sieve the equidimension of building stones not.

Further, a first fixing plate is fixedly connected to the middle upper part of the right side of the box body, a plurality of first rotating shafts are rotatably connected to the upper end of the first fixing plate at equal intervals, a second fixing plate is fixedly connected to the middle lower part of the left side of the box body, and a plurality of second rotating shafts are rotatably connected to the upper end of the second fixing plate at equal intervals;

through above-mentioned technical scheme, through the rotation of first pivot and second pivot, carry the building stones downwards, prevented that building stones from directly falling on second screen cloth and third screen cloth and leading to the damage.

Further, a feeding hole is formed in the middle of the upper end of the box body, and baffles are fixedly connected to the left side and the right side of the middle of the upper end of the box body;

through above-mentioned technical scheme, carry out the unloading in to the box through the feed inlet, prevent through the baffle simultaneously that building stones are unrestrained at the unloading in-process.

Further, a plurality of inner grooves are formed in the inner side of the box body at equal intervals, the front ends and the rear ends of the inner sides of the inner grooves are fixedly connected to the bottom end of the telescopic rod cylinder body, and the top ends of the telescopic rod body are respectively fixedly connected to the front ends and the rear ends of one side of the push block;

through above-mentioned technical scheme, promote the kicking block through the telescopic link and remove, can carry out the propelling movement with the building stones that block, prevent building stones from blockking up.

Further, the four corners of the bottom end of the box body are fixedly connected with bases;

through above-mentioned technical scheme, support the effect to the box.

The utility model has the following beneficial effects:

1. according to the utility model, crushed stones are poured into the box body through the feed inlet, the stones pass through the first screen, the second screen and the third screen, and after being screened by different layers, the stones with different sizes flow out of the box body to be collected through the outlet groove, so that the stones with different sizes can be screened simultaneously, the working efficiency is improved, and meanwhile, the screened stones are convenient to collect.

2. According to the utility model, after stones pass through the first screen, the second screen and the third screen, the stones fall on the first fixed plate and the second fixed plate, and the stones are conveyed downwards through the rotation of the first rotating shaft and the second rotating shaft, so that the stones are prevented from directly falling on the second screen and the third screen to be damaged, and meanwhile, the pushing block is pushed to move through the telescopic rod, so that the blocked stones can be pushed, and the stones are prevented from being blocked.

Drawings

FIG. 1 is a front view of a stone screening device for hydraulic dam construction, which is provided by the utility model;

FIG. 2 is a schematic view of a second fixed plate structure of a stone screening device for hydraulic dam construction according to the present utility model;

FIG. 3 is a schematic diagram of a screening structure of a stone screening device for hydraulic dam construction according to the present utility model;

fig. 4 is an enlarged view of a position a of the stone screening device for hydraulic dam construction.

Legend description:

1. a case; 2. a first connection plate; 3. a first screen; 4. a second connecting plate; 5. a second screen; 6. a third connecting plate; 7. a third screen; 8. a first screen aperture; 9. a second screen aperture; 10. a third screen aperture; 11. an outlet slot; 12. a discharge plate; 13. a first fixing plate; 14. a first rotating shaft; 15. a second fixing plate; 16. a second rotating shaft; 17. a feed inlet; 18. a baffle; 19. an inner tank; 20. a telescopic rod; 21. a pushing block; 22. and (5) a base.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a building stones screening plant is used in construction of water conservancy dam, including box 1, the inside upper end left and right sides of box 1 is fixed connection respectively in the left and right sides end of first connecting plate 2, the inboard fixedly connected with first screen cloth 3 of first connecting plate 2, the inside middle end left and right sides of box 1 is fixed connection respectively in the left and right sides end of second connecting plate 4, the inboard fixedly connected with second screen cloth 5 of second connecting plate 4, the inside bottom left and right sides of box 1 is fixed connection respectively in the left and right sides end of third connecting plate 6, the inboard fixedly connected with third screen cloth 7 of third connecting plate 6, the upside equidistance of first screen cloth 3, second screen cloth 5 and third screen cloth 7 is provided with a plurality of first screen mesh 8 respectively, second screen mesh 9 and third screen mesh 10, the left side upper portion of box 1, the left side lower part, right side middle part and right side lower part all are provided with outlet groove 11, the ejection of compact of being convenient for.

The equal fixedly connected with flitch 12 in left side upper portion, left side lower part and right side middle part of box 1, first sieve mesh 8, second sieve mesh 9 and third sieve mesh 10's aperture reduces in proper order, adopt the aperture of equidimension not, and first sieve mesh 8, second sieve mesh 9 and third sieve mesh 10's aperture reduces in proper order, can sieve the equidimension not of building stones, the equal fixedly connected with first fixed plate 13 in upper portion middle part in the inside right side of box 1, the upper end equidistance rotation of first fixed plate 13 is connected with a plurality of first pivot 14, lower part fixedly connected with second fixed plate 15 in the inside left side of box 1, the upper end equidistance rotation of second fixed plate 15 is connected with a plurality of second pivot 16, through the rotation of first pivot 14 and second pivot 16, carry building stones downwardly, prevent that building stones from directly falling on second sieve mesh 5 and third sieve mesh 7 and leading to damaging, the upper end middle part of box 1 is provided with feed inlet 17, the equal fixedly connected with baffle 18 in upper end middle part left and right side of box 1, it blocks 21 to prevent that the inside bottom 21 from carrying out the inside 21 from carrying out the telescopic link rod in the inside through the inside of box 1, the bottom 21 is connected with the inside 21, the bottom 20 of telescopic link body 20, the bottom 20 is blocked in the inside of the telescopic link body is stretched out, the inside 21 is stretched out, the bottom 21 is stretched out the telescopic link 1 through the inside in the inside of the inside link 21, the telescopic link is prevented.

Working principle: firstly, crushed stones are poured into the box body 1 through the feed opening 17, the stones pass through the first screen 3, the second screen 5 and the third screen 7, then fall on the first fixed plate 13 and the second fixed plate 15 after passing through the first screen 3, the second screen 5 and the third screen 7, are conveyed downwards through the rotation of the first rotating shaft 14 and the second rotating shaft 16, and then are pushed to move by the push block 21 through the telescopic rod 20, so that the blocked stones can be pushed, screened at different levels, and finally, the stones with different sizes are discharged out of the box body 1 through the outlet groove 11 for collection.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims (7)

1. The utility model provides a building stones screening plant is used in construction of water conservancy dam, includes box (1), its characterized in that: the inside upper end of box (1) is left and right sides and is fixed connection about first connecting plate (2) respectively, the inboard fixedly connected with first screen cloth (3) of first connecting plate (2), the inside middle-end left and right sides of box (1) is fixed connection about second connecting plate (4) respectively, the inboard fixedly connected with second screen cloth (5) of second connecting plate (4), the inside bottom left and right sides of box (1) is fixed connection about third connecting plate (6) respectively, the inboard fixedly connected with third screen cloth (7) of third connecting plate (6), the upside of first screen cloth (3), second screen cloth (5) and third screen cloth (7) is equidistant respectively to be provided with a plurality of first sieve mesh (8), second sieve mesh (9) and third sieve mesh (10), the left side upper portion, left side lower part, right side middle part and the right side lower part of box (1) all are provided with export groove (11).

2. The stone screening device for water conservancy dam construction according to claim 1, wherein: the left upper part, the left lower part and the right middle part of the box body (1) are fixedly connected with a discharging plate (12).

3. The stone screening device for water conservancy dam construction according to claim 1, wherein: the diameters of the first sieve holes (8), the second sieve holes (9) and the third sieve holes (10) are sequentially reduced.

4. The stone screening device for water conservancy dam construction according to claim 1, wherein: the novel portable electric power box is characterized in that a first fixing plate (13) is fixedly connected to the upper middle portion of the right side of the box body (1), a plurality of first rotating shafts (14) are rotationally connected to the upper end of the first fixing plate (13) at equal intervals, a second fixing plate (15) is fixedly connected to the lower middle portion of the left side of the inside of the box body (1), and a plurality of second rotating shafts (16) are rotationally connected to the upper end of the second fixing plate (15) at equal intervals.

5. The stone screening device for water conservancy dam construction according to claim 1, wherein: the upper end middle part of box (1) is provided with feed inlet (17), all be connected with baffle (18) about the upper end middle part of box (1) fixedly.

6. The stone screening device for water conservancy dam construction according to claim 1, wherein: the inside equidistance of box (1) is provided with a plurality of inside groove (19), the inside front and back end of inside groove (19) is all fixed connection in telescopic link (20) cylinder body bottom, the body of rod top of telescopic link (20) is fixed connection in the front and back end of one side of ejector pad (21) respectively.

7. The stone screening device for water conservancy dam construction according to claim 1, wherein: the four corners of the bottom end of the box body (1) are fixedly connected with bases (22).