CN214211292U

CN214211292U - Multistage sieving mechanism of building sand

Info

Publication number: CN214211292U
Application number: CN202022706443.6U
Authority: CN
Inventors: 胡方瑞
Original assignee: Gongxian Youhe Trading Co ltd
Current assignee: Gongxian Youhe Trading Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-17
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to a building device technical field discloses a multistage sieving mechanism of building sand, which comprises a housin, upper portion fixed mounting has a horizontal section of straining a section of thick bamboo in the casing, rotates in straining a section of thick bamboo and installs and strain a fortune sand flood dragon of coaxial line, strains a section of thick bamboo lower surface right side and has seted up the mouth of falling sand, upper right portion fixed mounting has the baffle that is located under the mouth of falling sand in the casing, and slidable mounting has the first collecting box that passes casing right side wall on the baffle, articulated on the casing left side wall have first sieve and the second sieve of two sets of upper and lower distributions and high low left and right, and casing right side wall middle part fixed mounting has the first sand platform of leading that is located between first sieve and the second sieve. The utility model has the advantages that: avoided fine sand to be smugglied secretly by the coarse sand, improved first screening efficiency, realized the automatic multistage screening of sand, need not the sand after the artifical clearance screening, reduced the human cost and can filter in succession.

Description

Multistage sieving mechanism of building sand

Technical Field

The utility model relates to a building technical field specifically is a multistage sieving mechanism of building sand.

Background

Sand is an important building material in the current building, and the sand needs to pass through the screening when using, and the present is most still adopts traditional sieve to filter the building sand, when screening the sand, generally all settles the screen cloth before sand piles in advance, and the manual work is to spilling the sand on the screen cloth, screens the sand through the filtration of screen cloth, just so need the sand that the screening just can be accomplished to repeated many times, and the operation is more troublesome, wastes time and energy, and work efficiency is lower.

In order to solve the above problems, chinese patent CN 206492703U discloses a multistage screening device for construction sand, which comprises a left bracket, a right bracket, a top plate, a feeding hopper, etc., wherein the left bracket and the right bracket are arranged vertically and bilaterally symmetrically, the top plate is welded horizontally on the top of the left bracket and the right bracket, the feeding hopper is welded in the middle of the top plate, the upper part of the left bracket is provided with a through hole, a coarse mesh screen is obliquely arranged between the left bracket and the right bracket and is horizontally provided with a fine mesh screen, the left end of the coarse mesh screen is welded with the right side surface of the left bracket, the right end of the coarse mesh screen is welded with the left side surface of the right bracket, the coarse mesh screen is positioned above the fine mesh screen, and the left end of the coarse mesh screen is positioned below the through hole, but when in use, a large amount of sand falls onto the coarse mesh screen simultaneously, so that the fine sand flows out by being carried by a large amount of coarse sand during the first screening, the subsequent screening needs to be carried out again, so that the screening efficiency is not high, and the sand that the device screening was accomplished back granule and is in intermediate degree can be stayed on the fine screen board, needs manual operation to clear up the sand, and then can't carry out screening work in succession, and the screening process becomes complicated, has increased work load and human cost's input, is unfavorable for in-service use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage sieving mechanism of building sand to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multi-stage screening device for construction sand comprises a shell, wherein a transverse filter cylinder is fixedly mounted at the upper part in the shell, a flood transporting dragon coaxial with the filter cylinder is rotatably mounted in the filter cylinder, a sand falling port is formed in the right side of the lower surface of the filter cylinder, a partition plate positioned right below the sand falling port is fixedly mounted at the upper right part in the shell, a first collecting box penetrating through the right side wall of the shell is slidably mounted on the partition plate, two groups of first sieve plates and second sieve plates which are distributed up and down and are high and low are hinged on the left side wall in the shell, a first sand guide table positioned between the first sieve plates and the second sieve plates is fixedly mounted in the middle of the right side wall in the shell, a second motor extending to the left side from the output shaft is fixedly mounted at the left side of the upper surface of the first sand guide table, a cam is fixedly mounted at the tail end of an output shaft of the second motor, a connecting rod is fixedly mounted at the upper part of the left side surface of the cam, and the connecting rod is slidably connected with a connecting frame, the sand guide device is characterized in that a first sand outlet positioned above the first sand guide table is formed in the middle of the right side wall of the shell, a second sand guide table positioned below the second sieve plate is fixedly mounted at the lower part of the right side wall of the shell, a second sand outlet positioned above the second sand guide table is formed in the lower part of the right side wall of the shell, and a second collecting box is slidably mounted on the ground in the shell.

As a further aspect of the present invention: fortune flood dragon left end passes casing left side wall and fixedly connected with is located the first motor on casing left surface upper portion.

As a further aspect of the present invention: the first sieve with the equal fixed mounting of second sieve upper surface has guardrail board.

As a further aspect of the present invention: the right side of the upper surface of the first sand guide table is of a structure with a high left part and a low right part, and the right end of the first sand guide table is fixedly connected to the first sand outlet.

As a further aspect of the present invention: the upper end of the connecting frame is hinged to the first sieve plate, and the lower end of the connecting frame is hinged to the second sieve plate.

As a further aspect of the present invention: the front and back surfaces of the two sides of the first sieve plate and the second sieve plate are rotatably provided with a plurality of groups of fixed plates, the right end of the second sieve plate is fixedly provided with a connecting plate, and the connecting plate is hinged with the lower end of the connecting frame.

As a further aspect of the present invention: the left side of the upper surface of the shell is communicated with a feed hopper, and the lower end of the feed hopper is communicated into the filter cylinder.

As a further aspect of the present invention: the upper surface of the second sand guide table is of a structure with a high left end and a low right end, and the right end of the second sand guide table is fixedly connected to the second sand outlet.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the sand transporting flood dragon and the filter cylinder, the first motor drives the sand transporting flood dragon to rotate so that sand entering the filter cylinder moves towards the right side and is screened, fine sand is prevented from being entrained by coarse sand, and the primary screening efficiency is improved; through setting up first sieve and second sieve, the second motor passes through the link and drives first sieve and second sieve and rotate from top to bottom around self left end, make the sand on first sieve and the second sieve can be by more efficient screening, the sand of great granule removes and goes out the sand mouth along first sieve and second sieve and gets into the container that presets from first sand outlet and second, the fine sand passes in first sieve and the second sieve gets into the second collecting box, the automatic multistage screening of sand has been realized, need not the sand after the manual cleaning screening, the human cost is reduced and can filter in succession.

Drawings

Fig. 1 is a schematic structural diagram of a multistage screening device for construction sand.

Fig. 2 is a schematic structural diagram of a first sieve plate and a second sieve plate in a multistage screening device for construction sand.

Fig. 3 is a schematic structural diagram of a connecting frame in a multistage screening device for construction sand.

Wherein: 1. the sand conveying device comprises a shell, a filter cartridge 2, a feed hopper 3, a sand conveying auger 4, a first motor 5, a sand falling port 6, a partition plate 7, a first collecting box 8, a first sieve plate 9, a second sieve plate 10, a first sand guide table 11, a second sand guide table 12, a first sand outlet 13, a second sand outlet 14, a fixing plate 15, a fixing plate 16, a second motor 17, a cam 18, a connecting rod 19, a connecting frame 20, a second collecting box 21, a guardrail plate 22 and a connecting plate.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

Referring to fig. 1-3, a multistage screening device for construction sand comprises a casing 1, a transverse filter cartridge 2 is fixedly mounted at the upper part in the casing 1, a sand transporting auger 4 coaxial with the filter cartridge 2 is rotatably mounted in the filter cartridge 2, the left end of the sand transporting auger 4 penetrates through the left side wall of the casing 1 and is fixedly connected with a first motor 5 positioned at the upper part of the left side surface of the casing 1, a sand falling port 6 is formed at the right side of the lower surface of the filter cartridge 2, a feed hopper 3 is communicated with the left side of the upper surface of the casing 1, the lower end of the feed hopper 3 is communicated with the filter cartridge 2, a partition plate 7 positioned under the sand falling port 6 is fixedly mounted at the upper right part in the casing 1, a first collecting box 8 penetrating through the right side wall of the casing 1 is slidably mounted on the partition plate 7, two groups of a first sieve plate 9 and a second sieve plate 10 which are vertically distributed and have high and low left and low are hinged on the left side wall in the inner left side wall of the casing 1, guard plates 21 are fixedly mounted on the upper surfaces of the first sieve plate 9 and the second sieve plate 10, the middle part of the right side wall in the shell 1 is fixedly provided with a first sand guide table 11 positioned between a first sieve plate 9 and a second sieve plate 10, the left side of the upper surface of the first sand guide table 11 is fixedly provided with a second motor 16 with an output shaft extending to the left side, the upper end of the output shaft of the second motor 16 is fixedly provided with a cam 17, the upper part of the left side surface of the cam 17 is fixedly provided with a connecting rod 18, the connecting rod 18 is slidably connected with a connecting frame 19, the upper end of the connecting frame 19 is hinged to the first sieve plate 9, the lower end of the connecting frame 19 is hinged to the second sieve plate 10, the front side surface and the rear side surface of the first sieve plate 9 and the second sieve plate 10 are rotatably provided with a plurality of groups of fixing plates 15, the right end of the second sieve plate 10 is fixedly provided with a connecting plate 22, the connecting plate 22 is hinged with the lower end of the connecting frame 19, and the middle part of the right side wall of the shell 1 is provided with a first sand outlet 13 positioned above the first sand guide table 11.

Example two

On the basis of the first embodiment, the right side of the upper surface of the first sand guide table 11 is set to be of a structure with a left high structure and a right low structure, and the right end of the first sand guide table is fixedly connected to the first sand outlet 13, the lower part of the right side wall in the housing 1 is fixedly provided with a second sand guide table 12 positioned below the second sieve plate 10, the lower part of the right side wall of the housing 1 is provided with a second sand outlet 14 positioned above the second sand guide table 12, the upper surface of the second sand guide table 12 is set to be of a structure with a left high structure and a right low structure and is fixedly connected to the second sand outlet 14, and the second collecting box 20 is slidably installed on the inner surface of the housing 1.

The utility model discloses a theory of operation is: sand is put into the filter cylinder 2 through the feed hopper 3, the first motor 5 is started, the first motor 5 drives the sand transporting auger 4 to rotate so as to drive the sand in the filter cylinder to move towards the right side and filter, the sand with larger particles enters the first collecting box 8 from the sand falling port 6 after moving to the right side, the sand with smaller particles falls onto the first sieve plate 9 after passing through the filter cylinder 2, the second motor 16 is started, the second motor 16 drives the connecting rod 18 to rotate through the cam 17 so as to drive the connecting frame 19 to move up and down, so that the first sieve plate 9 and the second sieve plate 10 rotate up and down around the left end of the first sieve plate 9 and the second sieve plate 10, the sand with larger particles on the first sieve plate 9 and the second sieve plate 10 moves rightwards and enters a preset container from the first sand outlet 13 and the second sand outlet 14, the sand with smaller particles passes through the second sieve plate 10 and falls into the second collecting box 20, and repeating the steps to complete sand screening.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a multistage sieving mechanism of building sand, includes casing (1), its characterized in that, upper portion fixed mounting has a horizontal section of thick bamboo (2) of straining in casing (1), and the rotation is installed and is strained sand flood dragon (4) of a fortune of straining (2) coaxial line in straining (2), strains a section of thick bamboo (2) lower surface right side and has seted up husky mouth (6) that falls, upper right portion fixed mounting has baffle (7) that is located under husky mouth (6) that falls in casing (1), and slidable mounting has first collecting box (8) of passing casing (1) right side wall on baffle (7), articulated on casing (1) inner left side wall have two sets of upper and lower distribution and the first sieve (9) and second sieve (10) of height about, and casing (1) inner right side wall middle part fixed mounting has a sand platform (11) of leading between first sieve (9) and second sieve (10), and first sand platform (11) upper surface left side fixed mounting has second motor (16) that the output axial left side stretches out The sand guide device comprises a second motor (16), a cam (17) is fixedly mounted at the upper end of an output shaft of the second motor (16), a connecting rod (18) is fixedly mounted on the upper portion of the left side face of the cam (17), the connecting rod (18) is slidably connected with a connecting frame (19), a first sand outlet (13) located above a first sand guide table (11) is formed in the middle of the right side wall of the shell (1), a second sand guide table (12) located below a second sieve plate (10) is fixedly mounted on the lower portion of the right side wall of the shell (1), a second sand outlet (14) located above the second sand guide table (12) is formed in the lower portion of the right side wall of the shell (1), and a second collecting box (20) is slidably mounted on the inner surface of the shell (1).

2. The multistage screening device of building sand according to claim 1, wherein the left end of the sand transporting dragon (4) penetrates through the left side wall of the casing (1) and is fixedly connected with a first motor (5) positioned at the upper part of the left side surface of the casing (1).

3. The multistage screening device for construction sand according to claim 1, wherein a guardrail plate (21) is fixedly arranged on the upper surfaces of the first screen plate (9) and the second screen plate (10).

4. The multistage screening device for construction sand according to claim 1, wherein the right side of the upper surface of the first sand guide table (11) is arranged in a left-high-right-low structure, and the right end is fixedly connected to the first sand outlet (13).

5. A construction sand multistage screening apparatus according to claim 1, wherein the connecting frame (19) is hinged at its upper end to the first screen deck (9) and at its lower end to the second screen deck (10).

6. The multistage screening device for construction sand according to claim 1 or 3, wherein a plurality of groups of fixing plates (15) are rotatably arranged on the front and back surfaces of the first screen plate (9) and the second screen plate (10), a connecting plate (22) is fixedly arranged at the right end of the second screen plate (10), and the connecting plate (22) is hinged with the lower end of the connecting frame (19).

7. The multistage screening device for construction sand according to claim 1, wherein the left side of the upper surface of the shell (1) is communicated with a feed hopper (3), and the lower end of the feed hopper (3) is communicated with the inside of the filter cylinder (2).

8. The multistage screening device for construction sand according to claim 1, wherein the upper surface of the second sand guide table (12) is arranged in a left-high-right-low structure, and the right end of the second sand guide table is fixedly connected to the second sand outlet (14).