CN213670341U - Sand screening machine for building site - Google Patents

Abstract

The utility model discloses a sand screening machine for building site, including screening casing and four supporting legs, the support column is all installed to screening casing top and bottom inner wall both sides, and support column one side outer wall has seted up the circular recess, and two circular recess inner walls rotate and are connected with same mesh section of thick bamboo, screening casing one side outer wall is installed the motor, and the motor output end installs the rotation axis, and the helical blade that the equidistance distributes is installed to rotation axis circumference outer wall, it has first row of material pipe to peg graft to screen casing bottom outer wall. The utility model discloses in, through being provided with step motor, can drive a mesh section of thick bamboo on the driven gear through the driving gear and rotate to screening the sand, improved screening efficiency, reduced staff's work load, qualified sand drops and arranges toward the external world through first row of material pipe, through setting up mesh section of thick bamboo slope, the great arc of passing through of volume and second row of material pipe arrange toward the external world.

Description

Sand screening machine for building site

Technical Field

The utility model relates to a building site technical field especially relates to a sand screening machine for building site.

Background

Building site (constraction), building site and construction site in Guangdong, which are called as building site and construction site for short, is a site in which a building project is being developed and civil engineering is carried out, and the range of the site is often closed by coamings, wire netting or enclosing walls so as to limit the access of personnel, materials, machinery and vehicles.

Need use the sand in a large number in the building site, but at the required sand variation in size in different places, consequently need sieve the sand and handle, present mostly is artifical and emptys toward sieving the board, then sieves, but has greatly increased staff's work load like this, has reduced work efficiency, and people's use of not being convenient for, consequently need an urgent need for a building site to use sand screening machine to solve above-mentioned problem.

Disclosure of Invention

The utility model aims at solving the shortcoming that exists among the prior art, and the sand screening machine for building site who provides can the effectual problem that the solution background art was proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sand screening machine for building site, includes screening casing and four supporting legs, the support column is all installed to screening casing top and bottom inner wall both sides, and support column one side outer wall has seted up the circular recess, and two circular recess inner walls rotate and are connected with same mesh section of thick bamboo, screening casing one side outer wall installs the motor, and the motor output installs the rotation axis, and the helical blade that the equidistance distributes is installed to rotation axis circumference outer wall.

Preferably, screening casing bottom outer wall is pegged graft and is had first row of material pipe, and the grafting of screening casing opposite side outer wall has the inlet pipe, and the feeder hopper is installed to inlet pipe top outer wall.

Preferably, the outer wall of one end of the screening shell is provided with a mounting groove, and the inner wall of the mounting groove is provided with an observation window.

Preferably, the arc-shaped plate is installed at the bottom of the outer wall of one side of the support column and the second discharge pipe is inserted into the bottom of the outer wall of one side of the screening shell.

Preferably, step motor is installed to screening casing top inner wall, and step motor output shaft outer wall has cup jointed the driving gear, and mesh section of thick bamboo circumference outer wall has cup jointed the driven gear who meshes with the driving gear mutually.

Preferably, the inner wall of one side of the mesh cylinder is rotatably connected with a bristle shaft, and the bristle shaft is positioned inside the mesh cylinder.

Preferably, the driven belt pulley is sleeved on one side of the circumferential outer wall of the brushing shaft, the driving belt pulley is sleeved on one side of the circumferential outer wall of the rotating shaft, and the same transmission belt is sleeved on the outer walls of the driving belt pulley and the driven belt pulley.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through being provided with step motor, can drive a mesh section of thick bamboo on the driven gear through the driving gear and rotate to screening the sand, having improved screening efficiency, reduced staff's work load, qualified sand drops and arranges toward the external world through first row of material pipe, through setting up mesh section of thick bamboo slope, and the great row of material pipe arranges toward the external world through arc and second of passing through of volume.

2. Through being provided with the motor, can drive the epaxial helical blade of rotation and rotate, can realize stirring the sand of screening, improve the screening efficiency and the screening quality of sand, through being provided with the observation window, can see the inside behavior of screening casing, make things convenient for the manual work to control.

3. Embodiment 2 is through being provided with the inside brush hair axle of mesh section of thick bamboo, and the rotation axis can drive the brush hair axle through driving belt and rotate, can wash mesh section of thick bamboo inner wall, avoids sand to block up a mesh section of thick bamboo, has improved the filtration efficiency and the quality of a mesh section of thick bamboo for the device becomes more perfect.

Drawings

Fig. 1 is a schematic structural view of a sand sieving machine for a construction site according to the present invention;

FIG. 2 is a schematic cross-sectional view of a screening shell of embodiment 1 of a sand screening machine for a construction site according to the present invention;

figure 3 is the utility model provides an embodiment 2 screening casing cross-sectional structure schematic diagram of sand screening machine for building site.

In the figure: 1 inlet pipe, 2 screening casings, 3 supporting legs, 4 first discharge pipes, 5 motors, 6 observation windows, 7 feed hoppers, 8 support columns, 9 driven gears, 10 mesh cylinders, 11 arc-shaped plates, 12 rotating shafts, 13 helical blades, 14 stepping motors, 15 driving gears, 16 brush hair shafts and 17 transmission belts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and in the present invention, unless explicitly specified or limited otherwise, the terms "mounting", "setting", "connecting", "fixing", "screwing", and the like are to be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Example 1

Referring to fig. 1-2, a sand screening machine for building site, including screening casing 2 and four supporting legs 3, support column 8 is all installed to screening casing 2 top and bottom inner wall both sides, and support column 8 one side outer wall has seted up the circular recess, two circular recess inner walls rotate and are connected with same mesh section of thick bamboo 10, screening casing 2 one side outer wall installs motor 5, and the motor 5 output installs rotation axis 12, the helical blade 13 of equidistance distribution is installed to rotation axis 12 circumference outer wall, four supporting legs 3 pass through the bolt fastening in screening casing 2 bottom outer wall four corners.

The utility model discloses in, 2 bottom outer walls of screening casing are pegged graft and are had first row of material pipe 4, and 2 opposite side outer walls of screening casing are pegged graft and are had inlet pipe 1, feeder hopper 7 is installed to 1 top outer wall of inlet pipe, the mounting groove has been seted up to 2 one end outer walls of screening casing, and the inner wall of mounting groove installs observation window 6, it installs arc 11 to be close to 8 one side outer wall bottoms of motor 5 one side support column, and it has the second to peg graft and arrange the material pipe to screen 2 one side outer wall bottoms of casing, step motor 14 is installed to 2 top inner walls of screening casing, and step motor 14 output shaft outer wall has cup jointed driving gear 15, mesh section of thick bamboo.

The working principle is as follows: during the use with the sand through feeder hopper 7 enter into screening casing 2 inside through inlet pipe 1, through being provided with step motor 14, can drive mesh section of thick bamboo 10 on the driven gear 9 through driving gear 15 and rotate, thereby sieve the sand, qualified sand drops and arranges toward the external world through first row of material pipe 4, through setting up mesh section of thick bamboo 10 slope, the great row of material pipe row toward the external world through arc 11 and second of arranging of volume, through being provided with motor 5, can drive helical blade 13 on the rotation axis 12 and rotate, can realize stirring the sand of screening, the screening efficiency and the screening quality of sand have been improved, through being provided with observation window 6, can see the behavior of screening casing 2 insides, make things convenient for the manual work to control.

Example 2

Referring to fig. 1 and 3, the sand screening machine for the construction site further comprises a mesh cylinder 10, wherein a brush hair shaft 16 is rotatably connected to the inner wall of one side of the mesh cylinder, the brush hair shaft 16 is located inside the mesh cylinder 10, a driven belt pulley is sleeved on one side of the circumferential outer wall of the brush hair shaft 16, a driving belt pulley is sleeved on one side of the circumferential outer wall of a rotating shaft 12, and the driving belt pulley and the outer wall of the driven belt pulley are sleeved with the same transmission belt 17.

The working principle is as follows: compared with the embodiment 1, the rotating shaft 12 can drive the bristle shaft 16 to rotate through the driving belt 17 by arranging the bristle shaft 16 inside the mesh cylinder 10, the inner wall of the mesh cylinder 10 can be cleaned, sand is prevented from blocking the mesh cylinder 10, the filtering efficiency and the quality of the mesh cylinder 10 are improved, and the device is more perfect.

The utility model discloses the standard part that uses in all can purchase from the market, the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, machinery, part and equipment all adopt conventional model among the prior art, and the controller can play the conventional known equipment of control for motor and step motor etc. the control circuit of controller can be realized through the simple programming of technical staff in this field, the provision of power also belongs to the common general knowledge in this field, and the invention mainly is used for protecting mechanical device, so control mode and circuit connection are not explained in detail again to the invention.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A sand screening machine for construction sites comprises a screening shell (2) and four supporting legs (3), it is characterized in that supporting columns (8) are respectively arranged on the two sides of the inner wall of the top and the bottom of the screening shell (2), and the outer wall of one side of the supporting column (8) is provided with a circular groove, the inner walls of the two circular grooves are rotationally connected with the same mesh cylinder (10), the outer wall of one side of the screening shell (2) is provided with a motor (5), and the output end of the motor (5) is provided with a rotating shaft (12), the circumferential outer wall of the rotating shaft (12) is provided with spiral blades (13) which are distributed at equal intervals, the outer wall of one end of the screening shell (2) is provided with a mounting groove, and observation window (6) are installed to the inner wall of mounting groove, are close to motor (5) one side arc (11) are installed to support column (8) one side outer wall bottom, and sieve casing (2) one side outer wall bottom is pegged graft and is had the second to arrange the material pipe.

2. The sand screening machine for the construction site as claimed in claim 1, wherein the first discharging pipe (4) is inserted into the outer wall of the bottom of the screening shell (2), the feeding pipe (1) is inserted into the outer wall of the other side of the screening shell (2), and the feeding hopper (7) is installed on the outer wall of the top of the feeding pipe (1).

3. The sand screening machine for the construction site as claimed in claim 1, wherein a stepping motor (14) is installed on the inner wall of the top of the screening shell (2), a driving gear (15) is sleeved on the outer wall of an output shaft of the stepping motor (14), and a driven gear (9) meshed with the driving gear (15) is sleeved on the outer wall of the circumference of the mesh drum (10).

4. The sand screening machine for the construction site according to claim 3, wherein a brush shaft (16) is rotatably connected to an inner wall of one side of the mesh cylinder (10), and the brush shaft (16) is positioned inside the mesh cylinder (10).

5. The sand screening machine for construction sites according to claim 4, wherein a driven pulley is sleeved on one side of the circumferential outer wall of the brush hair shaft (16), a driving pulley is sleeved on one side of the circumferential outer wall of the rotating shaft (12), and the same transmission belt (17) is sleeved on the outer walls of the driving pulley and the driven pulley.

Images