CN211637267U

CN211637267U - Sand screening machine for construction site

Info

Publication number: CN211637267U
Application number: CN201922293943.9U
Authority: CN
Inventors: 吴华疆
Original assignee: Quanzhou Huaxiang Industrial Design Co ltd
Current assignee: Fujian Fengxinda Construction Engineering Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-10-09
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a screening sand machine for building site relates to technical field for the building site, sieves husky problem to building site go up the quick, now proposes following scheme, which comprises a bracket, the inside of support is equipped with the casing, the bottom welding of support has the base, fixedly connected with motor on the left side inner wall of support, first pivot is installed to the output of motor, there are two drive pulley through bolted connection in the first pivot, drive pulley's below is equipped with driven pulley, driven pulley is close to one side fixedly connected with second pivot, two the elliptic disk is installed to the one end that the second pivot is close to each other, left side first drive bevel gear is installed to the left end of second pivot. The utility model discloses a combination of various structures not only makes the device can replace artifical sieve husky for sieve husky speed has improved work efficiency, and can transport the grit after the screening, thereby alleviates staff's burden.

Description

Sand screening machine for construction site

Technical Field

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

Background

The sand refers to granules with the grain diameter of 0.074-2 mm formed by washing rocks with rainwater or rolling the rocks after weathering, the sand is one of main composition materials for forming concrete and mortar, is a bulk material for civil engineering, the thickness degree of the sand refers to the average thickness degree of sand grains with different grain diameters mixed together, and generally comprises coarse sand, medium sand and fine sand; when fine sand is adopted, the sand rate is properly reduced, and the sand for building mortar meets the technical property requirements of the sand for concrete.

Therefore, the screening of the sand and stone on the building site is indispensable and extremely important, but the sand and stone screening still has a lot of manual sand screening at present, the sand screening mode not only wastes time and has huge labor intensity for workers, but also the sand screening is not thorough enough, and the sand screening still needs to be repeated, thereby reducing the working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of screening sand machine for building site has solved the problem of screening sand fast on the building site.

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

a sand screening machine for construction sites comprises a support, wherein a shell is arranged inside the support, a base is welded at the bottom of the support, a motor is fixedly connected to the inner wall of the left side of the support, a first rotating shaft is installed at the output end of the motor, two driving belt wheels are connected to the first rotating shaft through bolts, a driven belt wheel is arranged below the driving belt wheels, a second rotating shaft is fixedly connected to one side, close to the shell, of the driven belt wheel, an elliptical disc is installed at one end, close to the second rotating shaft, of each second rotating shaft, a first driving bevel gear is installed at the left end of the second rotating shaft on the left side, a first driven bevel gear is arranged below the first driving bevel gear, the first driving bevel gear and the first driven bevel gear are in meshing transmission, a third rotating shaft is connected to the bottom of the first driven bevel gear through bolts, and a second driving bevel gear is, the lower part of the second driving bevel gear is provided with a second driven bevel gear, the second driving bevel gear and the second driven bevel gear are in meshing transmission, a fourth rotating shaft is mounted on the back face of the second driven bevel gear, a fifth rotating shaft located on the base is arranged on the right side of the fourth rotating shaft, and a sieve plate is slidably connected inside the shell.

Preferably, the both sides welding of casing has branch, branch keeps away from the removal of casing and welds on the support, there is the motor through bolted connection on the left side inner wall of support, first bearing is installed to the right-hand member of first pivot, the right side fixed connection of first bearing is on the right side inner wall of support.

Preferably, a belt is connected between the driving pulley and the driven pulley, the belt penetrates through the supporting rod, first slotted holes are formed in the wall of the two side walls of the shell, a second bearing is installed in the first slotted holes, and the second rotating shaft is connected with the second bearing through a bolt.

Preferably, the sliding grooves are formed in the shell walls on the two sides of the shell, sliding blocks are connected to the sliding grooves in a sliding mode, the sliding blocks are welded to the sieve plate on the side, close to each other, of each sliding block, baffles are fixedly connected to the two sides of the top of the sieve plate, and an opening is formed in the top of the shell.

Preferably, fixedly connected with third bearing on the left side inner wall of support, pass through bolted connection between third pivot and the third bearing, the hopper has been seted up out on the bottom conch wall of casing, the welding of the top left end of base has two first pieces, the top of first piece is rotated and is connected with the fourth pivot, the welding of the top right-hand member of base has two second pieces, the top of second piece is rotated and is connected with the fifth pivot, be connected with the conveyer belt between fourth pivot and the fifth pivot.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an installation motor, first pivot, drive pulley, driven pulley, the second pivot, the combination of oval dish and sieve makes the device can replace artifical sieve husky, thereby work speed has been accelerated, and this device sieves husky through the shake of sieve, make the screening of grit not need repeated going on, thereby work efficiency has been improved, and first drive bevel gear, first driven bevel gear, the third pivot, second drive bevel gear, second driven bevel gear, the third pivot, the fourth pivot, the sufficient combination of fifth pivot and conveyer belt makes the grit of screening efficiency pass through between the conveyer belt and transport away, thereby reduced the transportation to the grit, staff's burden has been alleviateed.

To sum up, the utility model discloses a combination of various structures not only makes the device can replace artifical sieve husky for sieve husky speed has improved work efficiency, and can transport the grit after the screening, thereby alleviates staff's burden.

Drawings

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

fig. 2 is the utility model provides a side view structure schematic diagram of screening sand machine for building site.

In the figure: the screen plate comprises a support 1, a shell 2, a motor 3, a first rotating shaft 4, a driving belt pulley 5, a driven belt pulley 6, a second rotating shaft 7, an elliptical disk 8, a first driving bevel gear 9, a first driven bevel gear 10, a third rotating shaft 11, a second driving bevel gear 12, a second driven bevel gear 13, a fourth rotating shaft 14, a fifth rotating shaft 15 and a screen plate 16.

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, not all embodiments.

Referring to fig. 1-2, a sand screening machine for construction sites comprises a bracket 1, a housing 2 is arranged inside the bracket 1, a base is welded at the bottom of the bracket 1, a motor 3 is fixedly connected to the inner wall of the left side of the bracket 1, a first rotating shaft 4 is installed at the output end of the motor 3, two driving belt pulleys 5 are connected to the first rotating shaft 4 through bolts, a driven belt pulley 6 is arranged below the driving belt pulley 5, a second rotating shaft 7 is fixedly connected to one side of the driven belt pulley 6 close to the housing 2, an elliptical disc 8 is installed at the end of the two second rotating shafts 7 close to each other, a first driving bevel gear 9 is installed at the left end of the left side second rotating shaft 7, a first driven bevel gear 10 is arranged below the first driving bevel gear 9, the first driving bevel gear 9 is in meshing transmission with the first driven bevel gear 10, and a third rotating shaft 11 is connected to, a second driving bevel gear 12 is mounted at the bottom end of the third rotating shaft 11, a second driven bevel gear 13 is arranged below the second driving bevel gear 12, the second driving bevel gear 12 and the second driven bevel gear 13 are in meshing transmission, a fourth rotating shaft 14 is mounted on the back surface of the second driven bevel gear 13, a fifth rotating shaft 15 located on the base is arranged on the right side of the fourth rotating shaft 14, and a sieve plate 16 is slidably connected inside the shell 2.

The two sides of the shell 2 are welded with supporting rods, the supporting rods are welded on the support 1 far away from the movement of the shell 2, the left inner wall of the support 1 is connected with a motor 3 through bolts, a first bearing is installed at the right end of a first rotating shaft 4, the right side of the first bearing is fixedly connected on the right inner wall of the support 1, a belt is connected between a driving belt pulley 5 and a driven belt pulley 6, the belt penetrates through the supporting rods, first slotted holes are formed in the two side shell walls of the shell 2, a second bearing is installed in the first slotted holes, the second rotating shaft 7 is connected with the second bearing through bolts, sliding grooves are formed in the two side shell walls of the shell 2, sliding blocks are connected inside the sliding grooves in a sliding mode, one sides, close to the two sliding blocks, of the two sliding blocks are welded on a sieve plate 16, baffle plates are fixedly connected, through bolted connection between third pivot 11 and the third bearing, seted up out the hopper on the bottom conch wall of casing 2, the welding of the top left end of base has two first pieces, and the top of first piece is rotated and is connected with fourth pivot 14, and the welding of the top right-hand member of base has two second pieces, and the top of second piece is rotated and is connected with fifth pivot 15, is connected with the conveyer belt between fourth pivot 14 and the fifth pivot 15.

In this embodiment, firstly, gravel is put on the sieve plate 16 from the top opening of the housing 2, the motor 3 is started to drive the first rotating shaft 4 to move, the rotation of the first rotating shaft 4 drives the driving pulley 5 to move, the driving pulley 5 drives the driven pulley 6 to rotate through a belt, so that the second rotating shaft 7 moves, the rotation of the second rotating shaft 7 rotates the elliptical disk 8, so that the sieve plate 16 shakes up and down, the gravel is screened, the rotation of the second rotating shaft 7 drives the first driving bevel gear 9 to rotate, the first driving bevel gear 9 and the first driven bevel gear 10 are in meshing transmission, so that the third rotating shaft 11 is driven to rotate, so that the second driving bevel gear 12 rotates, the second driving bevel gear 12 and the second driven bevel gear 13 are in meshing transmission, so as to drive the fourth rotating shaft 14 to rotate, the fourth pivot 14 passes through the conveyer belt and drives the fifth pivot 15 and rotate to on the grit through going out the hopper to fall the conveyer belt in the casing 2 after the screening, again by the conveyer belt with grit conveying away, after the grit screening on the sieve 16, clear up it.

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

1. The sand screening machine for the construction site comprises a support (1) and is characterized in that a shell (2) is arranged inside the support (1), a base is welded at the bottom of the support (1), a motor (3) is fixedly connected to the inner wall of the left side of the support (1), a first rotating shaft (4) is installed at the output end of the motor (3), two driving belt pulleys (5) are connected to the first rotating shaft (4) through bolts, a driven belt pulley (6) is arranged below the driving belt pulley (5), a second rotating shaft (7) is fixedly connected to one side, close to the shell (2), of the driven belt pulley (6), an elliptic disc (8) is installed at one end, close to each other, of the second rotating shaft (7), a first driving bevel gear (9) is installed at the left end of the second rotating shaft (7), a first driven bevel gear (10) is installed below the first driving bevel gear (9), and meshing transmission is carried out between first drive bevel gear (9) and first driven bevel gear (10), there is third pivot (11) bottom of first driven bevel gear (10) through bolted connection, second drive bevel gear (12) is installed to the bottom of third pivot (11), the below of second drive bevel gear (12) is equipped with second driven bevel gear (13), and meshing transmission is carried out between second drive bevel gear (12) and second driven bevel gear (13), the back mounting of second driven bevel gear (13) has fourth pivot (14), the right side of fourth pivot (14) is equipped with fifth pivot (15) that are located on the base, the inside sliding connection of casing (2) has sieve (16).

2. The sand screening machine for the construction site as claimed in claim 1, wherein struts are welded on two sides of the shell (2), the struts are welded on the bracket (1) far away from the shell (2), a motor (3) is connected on the inner wall of the left side of the bracket (1) through bolts, a first bearing is installed at the right end of the first rotating shaft (4), and the right side of the first bearing is fixedly connected on the inner wall of the right side of the bracket (1).

3. The sand screening machine for construction sites according to claim 1, wherein a belt is connected between the driving pulley (5) and the driven pulley (6), the belt passes through the supporting rod, first slotted holes are formed in the two side shell walls of the shell (2), second bearings are installed in the first slotted holes, and the second rotating shaft (7) is connected with the second bearings through bolts.

4. The sand screening machine for the construction site according to claim 1, wherein sliding grooves are formed in the wall of the shell (2) at two sides, sliding blocks are slidably connected to the sliding grooves, the side, close to the sliding blocks, of the sliding grooves is welded to the screen plate (16), baffle plates are fixedly connected to two sides of the top of the screen plate (16), and an opening is formed in the top of the shell (2).

5. The sand screening machine for the construction site as claimed in claim 1, wherein a third bearing is fixedly connected to the inner wall of the left side of the bracket (1), the third rotating shaft (11) and the third bearing are connected through a bolt, a discharge hopper is arranged on the bottom shell wall of the shell (2), two first supporting blocks are welded to the left end of the top of the base, a fourth rotating shaft (14) is rotatably connected to the top of the first supporting blocks, two second supporting blocks are welded to the right end of the top of the base, a fifth rotating shaft (15) is rotatably connected to the top of the second supporting blocks, and a conveyor belt is connected between the fourth rotating shaft (14) and the fifth rotating shaft (15).