CN215088879U

CN215088879U - Quick sieving mechanism of grains of sand for building

Info

Publication number: CN215088879U
Application number: CN202022801073.4U
Authority: CN
Inventors: 周波
Original assignee: Hunan Zhongchuang Construction Co ltd
Current assignee: Hunan Zhongchuang Construction Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-12-10
Anticipated expiration: 2030-11-28

Abstract

The utility model relates to a sieving mechanism technical field discloses a quick sieving mechanism of grains of sand for building, which comprises a housin, casing upper surface middle part fixed mounting has horizontal barrel, rotates the transportation flood dragon of installing the coaxial line in the barrel, and the discharge gate that feeds through the casing is seted up on barrel lower surface right side, casing right side wall upper portion fixed mounting has the output shaft to stretch into the second motor in the casing, and fixed mounting has the first sieve that is located under the discharge gate on the second motor output shaft, and first sieve below is provided with the sand platform of leading of the low right side height in a left side on the casing right side wall of fixed mounting. The utility model has the advantages that: the problem of the sand once only gush into screening mechanism and the separation that sand grain bonding leads to is not thorough is avoided, the speed of screening has been improved, the follow-up processing work load of sand grain screening has been reduced, the efficiency of sand grain screening has been improved, is favorable to in-service use.

Description

Quick sieving mechanism of grains of sand for building

Technical Field

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

Background

The most common component of sand is silicon dioxide, usually in the form of quartz, and sand grains are an important building material, so that the screening of the sand grains is particularly important, the screening of the sand grains is mostly completed manually at present, and the manual screening of the sand grains has the defects of high labor intensity, low screening speed, low screening efficiency and incapability of screening uniformly.

In order to solve the problems, Chinese patent CN 205701431U discloses a rapid screening device for sand grains for buildings, which comprises a box body I, fixing blocks, and the like, wherein the fixing blocks are symmetrically arranged on two sides of the box body I, the fixing blocks are tightly attached to the outer wall of the box body I, the left side of the box body II is contacted with the right side of a support rod, the right side of the box body II is contacted with the left side of an electric push rod, the support rod is provided with a spring I, the electric push rod is provided with a spring II, the spring I and the spring II are provided with a screen plate, the left side of the screen plate is provided with a rotating shaft, the upper end of the rotating shaft is provided with a left baffle plate, the right baffle plate is arranged on the right side of the upper end of the screen plate, the upper end of the support I is provided with an L-shaped support, the L-shaped support is provided with a slide rail, the slide rail is provided with a slide block, the slide block is slidably connected with the slide rail, the slide rail is provided with a rack, the rotary motor I is arranged on the left side of the L-shaped support, the rotary motor I is provided with a gear, the gear is engaged with the rack, the top plate is engaged with a top plate, be equipped with the feeder hopper on the roof, be equipped with automatically controlled valve on the feeder hopper, drive kicking block striking otter board through the rotating electrical machines during the use, the otter board is bearing striking back to left side removal and then is screening the sand in the otter board, spring through two sets of erections put makes the otter board resume the original position, but the otter board is when moving left, transverse bending takes place for the spring, because still more sand on the otter board makes the spring take place deformation easily, can't get back to the original position, the slow unable screening efficiency that leads to of shock velocity is lower, and the large granule sand grain after the screening is stayed in the otter board, electric putter promotes the ascending needs earlier compression spring of otter board right-hand member, and make the spring take place transverse bending after the high rising of otter board right-hand member, the work load of follow-up sand grain processing has been increased, be unfavorable for a long time of spring.

SUMMERY OF THE UTILITY MODEL

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

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

a sand grain quick screening device for buildings comprises a shell, wherein a transverse barrel is fixedly mounted in the middle of the upper surface of the shell, a coaxial transportation auger is rotatably mounted in the barrel, a discharge port communicated with the shell is formed in the right side of the lower surface of the barrel, a second motor with an output shaft extending into the shell is fixedly mounted on the upper portion of the right side wall of the shell, a first sieve plate located right below the discharge port is fixedly mounted on the output shaft of the second motor, a sand guide table fixedly mounted on the right side wall of the shell and lower than the left side is arranged below the first sieve plate, a first support plate and a second support plate which are distributed left and right are fixedly mounted on the inner bottom surface of the shell, the first support plate and the second support plate are jointly provided with a second sieve plate lower than the right side, a connecting plate is fixedly mounted in the middle of the right side surface of the second sieve plate, a chute is formed in the connecting plate, a third motor with an output shaft which is upward and is located right below the connecting plate is fixed on the right side of the inner bottom surface of the shell, the tail end of the output shaft of the third motor is fixedly provided with a cam, and a connecting rod extending into the sliding groove is fixedly arranged on the cam.

As a further aspect of the present invention: the feed hopper has been communicated to barrel upper surface left side, and barrel right side surface middle part fixed mounting have the output axial left side stretch out and with transportation flood dragon fixed connection's first motor.

As a further aspect of the present invention: a first baffle is fixedly arranged on the right side of the upper bottom surface of the shell.

As a further aspect of the present invention: and the front side and the rear side of the sand guide table are fixedly provided with second baffles, and the upper ends of the second baffles are fixedly connected to the upper bottom surface of the shell.

As a further aspect of the present invention: fixed surface installs the ball to group equal and distribution on the first backup pad, ball upper surface and the contact of second sieve right-hand member lower surface.

As a further aspect of the present invention: the upper surface of the second supporting plate is fixedly provided with a supporting rod, and the upper end of the supporting rod is rotatably arranged in the middle of the left end of the second sieve plate.

As a further aspect of the present invention: the bottom surface of the shell is provided with a first collecting box and a second collecting box which are positioned at the left side and the right side of the second supporting plate in a sliding way.

As a further aspect of the present invention: two groups of guardrail plates are fixedly mounted on the front side and the rear side of the second sieve plate.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the conveying screw and the first sieve plate, the first motor drives the conveying auger to rotate so that sand particles uniformly enter the shell, and the first sieve plate is driven by the second motor to disperse the sand particles entering the shell, so that the problem that the sand once floods the screening mechanism and is not thoroughly separated due to sand adhesion is solved, and the screening speed is improved; through setting up the second sieve, first collecting box and second collecting box, the third motor drives the second sieve and centers on the quick reciprocating rotation of bracing piece, makes the sand grain quickly separating on the second sieve, and the great sand grain of granule moves left along the second sieve and gets into in the first collecting box, and the less sand grain of granule passes through in the second sieve gets into the second collecting box, has reduced the subsequent processing work load of sand grain screening, has improved the efficiency of sand grain screening, is favorable to in-service use.

Drawings

Fig. 1 is a front view of a building sand rapid screening device.

Fig. 2 is a schematic structural diagram of a building sand rapid screening device.

Fig. 3 is an internal structure schematic diagram of a building sand rapid screening device.

Fig. 4 is a schematic structural diagram of a second sieve plate in the building sand rapid screening device.

Wherein: 1. the sand guide device comprises a shell, a machine barrel, a feed hopper, a conveying auger, a first motor, a discharge port, a first sieve plate, a second motor, a first baffle, a sand guide table.

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. 1-4, a quick screening device for building sand grains comprises a casing 1, a horizontal barrel 2 is fixedly installed in the middle of the upper surface of the casing 1, a coaxial transportation auger 4 is rotatably installed in the barrel 2, a feed hopper 3 is communicated with the left side of the upper surface of the barrel 2, a first motor 5 which extends out of the output shaft to the left side and is fixedly connected with the transportation auger 4 is fixedly installed in the middle of the right side surface of the barrel 2, a discharge port 6 communicated with the casing 1 is formed in the right side of the lower surface of the barrel 2, sand is put into the feed hopper 3, the transportation auger 4 is driven by the first motor 5 to rotate so that the sand moves to the right side in the barrel 2 and then enters the casing 1 from the discharge port 6, a second motor 8 with an output shaft extending into the casing 1 is fixedly installed on the upper portion of the right side wall of the casing 1, a first sieve plate 7 positioned under the discharge port 6 is fixedly installed on the output shaft of the second motor 8, a sand guide table 10 which is arranged on the right side wall in the shell 1 and is low at the left side and high at the right side is arranged below the first sieve plate 7, a second baffle plate 11 is fixedly arranged on the front and back side surface of the sand guide table 10, the upper end of the second baffle plate 11 is fixedly connected to the upper bottom surface of the shell 1, a first baffle plate 9 is fixedly arranged on the right side of the upper bottom surface of the shell 1, the second motor 8 drives the first sieve plate 7 to rotate, sand falls down from the discharge port 6 and is dispersed under the action of the first sieve plate 7 and disperses the bonded sand, the sand is splashed around by being placed by the first baffle plate 9 and the second baffle plate 11, then the sand moves to the left side along the sand guide plate 10, a first support plate 12 and a second support plate 14 which are distributed at the left side and the right side are fixedly arranged on the inner bottom surface of the shell 1, the first support plate 12 and the second support plate 14 are jointly provided with a second sieve plate 16 which is low at the left side and high at the right side, two groups of guard plates 17 are fixedly arranged on the front side and back side of the second sieve plate 16, fixed surface installs the ball 13 to group equal and distribution on 12 first backup pads, and 13 upper surfaces of ball and the 16 right-hand members lower surface contact of second sieve, and fixed surface installs bracing piece 15 on 14 second backup pads, and the rotation of 15 upper ends of bracing piece is installed in 16 left ends middle parts of second sieve.

Example two

On the basis of the first embodiment, a connecting plate 18 is fixedly installed in the middle of the surface of the right side of a second sieve plate 16, a chute 19 is formed in the connecting plate 18, a third motor 20 with an upward output shaft and positioned right below the connecting plate 18 is fixed on the right side of the inner bottom surface of a shell 1, a cam 21 is fixedly installed at the tail end of an output shaft of the third motor 20, a connecting rod 22 extending into the chute 19 is fixedly installed on the cam 21, sand grains move to the second sieve plate 16 along a sand guide plate 10, the third motor 20 drives the cam 21 to rotate so as to drive the connecting rod 22 to slide in the chute 19, the second sieve plate 16 rotates around a left end supporting rod 15 in a reciprocating manner, a first collecting box 23 and a second collecting box 24 are installed on the left side and the right side of a second supporting plate 14 in a sliding manner on the bottom surface of the shell 1, the sand grains screened on the second sieve plate 16 respectively move to the left side along the second sieve plate 16 to enter the first collecting box 23, the smaller sand particles pass through the second screen 16 into the second collection bin 24.

The utility model discloses a theory of operation is: drop into feeder hopper 3 with the sand, first motor 5 drives the rotation of transportation flood dragon 4 and makes the sand get into casing 1 from discharge gate 6 after moving to the right side in barrel 2, the sand is at the dispersion under the effect of first sieve 7 and with the sand dispersion that bonds together after falling down from discharge gate 6, the grit moves to second sieve 16 along leading sand board 10 on, third motor 20 drives cam 21 and rotates and then drive connecting rod 22 and slide in spout 19, thereby make second sieve 16 around the reciprocal rotation of left end bracing piece 15, the grit is in second sieve 16 screens back respectively the great grit of granule move along second sieve 16 left side and get into first collecting box 23, the less grit of granule passes through second sieve 16 and gets into in second collecting box 24.

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 quick sieving mechanism of grains of sand for building, includes casing (1), its characterized in that, casing (1) upper surface middle part fixed mounting has horizontal barrel (2), rotates in barrel (2) and installs transportation flood dragon (4) of coaxial line, and discharge gate (6) of communicating casing (1) are seted up on barrel (2) lower surface right side, casing (1) right side wall upper portion fixed mounting has the output shaft to stretch into second motor (8) in casing (1), and fixed mounting has first sieve (7) that are located discharge gate (6) under, and first sieve (7) below is provided with fixed mounting and leads husky platform (10) that the left side is low right high on casing (1) inside right side wall, casing (1) bottom fixed mounting has left and right sides first backup pad (12) and the second backup pad (14) that distribute, first backup pad (12) and second backup pad (14) are provided with second sieve (16) that the right side is high low on a left side jointly, and second sieve (16) right side surface middle part fixed mounting has connecting plate (18), has seted up spout (19) on connecting plate (18), casing (1) interior bottom surface right side is fixed with third motor (20) that the output shaft upwards just is located under connecting plate (18), and the terminal fixed mounting of third motor (20) output shaft has cam (21), and fixed mounting has connecting rod (22) that stretch into in spout (19) on cam (21).

2. The building sand rapid screening device according to claim 1, wherein the left side of the upper surface of the machine barrel (2) is communicated with a feed hopper (3), and the middle part of the right side surface of the machine barrel (2) is fixedly provided with a first motor (5) which extends out of the left side of an output shaft and is fixedly connected with a transportation dragon (4).

3. The building sand rapid screening device as claimed in claim 1, wherein a first baffle (9) is fixedly installed on the right side of the upper bottom surface of the shell (1).

4. The building sand rapid screening device as claimed in claim 1, wherein the front and rear sides of the sand guide table (10) are fixedly provided with second baffles (11), and the upper ends of the second baffles (11) are fixedly connected to the upper bottom surface of the shell (1).

5. The building sand rapid screening device according to claim 1, wherein balls (13) which are uniformly and uniformly distributed in a paired group are fixedly mounted on the upper surface of the first support plate (12), and the upper surface of each ball (13) is in contact with the lower surface of the right end of the second sieve plate (16).

6. The building sand rapid screening device as claimed in claim 1, wherein a support rod (15) is fixedly installed on the upper surface of the second support plate (14), and the upper end of the support rod (15) is rotatably installed in the middle of the left end of the second screen plate (16).

7. The building sand rapid screening device as claimed in claim 1 or 3, wherein the first collecting box (23) and the second collecting box (24) are slidably installed at the bottom of the housing (1) at the left and right sides of the second supporting plate (14).

8. The building sand rapid screening device as claimed in claim 1, wherein two sets of guardrail plates (17) are fixedly installed at the front and rear sides of the second sieve plate (16).