CN209438970U - Sand screening device for construction - Google Patents

Abstract

The utility model discloses a sand screening device for construction, which comprises a box body, sand inlet pipes are fixedly installed on both sides of the top of the box body, the top of the sand inlet pipe is in the shape of a funnel, a motor is arranged between the two sand inlet pipes, and the motor is fixed Installed on the top of the box, the output end of the motor is fixedly connected to the top of the stirring rod, the bottom of the stirring rod penetrates into the box, a number of blades are evenly fixed on the side wall of the stirring rod, and a fixed plate is fixed on the inner wall of the box. The sand is accurately shaken to the top of the triangular prism by using the curved plate, so that the resistance wire is installed in the triangular prism, which ensures the drying of the sand, and there are blowers on both sides to facilitate the drying of the sand and increase the drying rate of the sand. It is guaranteed, and there is an inclined orifice plate at the bottom, so that the filtered sand directly falls on the bearing plate and flows out along the sand outlet hole, while the larger impurities flow out along the miscellaneous hole, which avoids the need for the machine to be shut down. The process of internal impurity cleaning improves the working efficiency of sand screening.

Description

Sand screening device for construction

technical field

The utility model relates to the construction field, in particular to a construction sand screening device.

Background technique

Sand is the most commonly used building material in construction projects. Since sand is easily mixed with some impurities such as soil, stones or weeds during the process of formation and excavation, it needs to be screened by a sand sieving machine before use.

In the process of drying sand, most of the existing sand screening devices use hot air blowers, which can easily lead to uneven drying, and most of them use filter screens for screening, so that large impurities need to be removed by manpower. cleared, slowing down work efficiency.

Contents of the invention

In order to solve the above existing problems, the utility model provides a construction sand screening device.

The utility model is realized through the following technical solutions:

A sand screening device for construction, including a box body, sand inlet pipes are fixedly installed on both sides of the top of the box body, the top of the sand inlet pipe is funnel-shaped, and a motor is arranged between the two sand inlet pipes. Fixedly installed on the top of the box, the output end of the motor is fixedly connected to the top of the stirring rod, the bottom of the stirring rod penetrates into the box, a plurality of blades are uniformly fixedly connected to the side wall of the stirring rod, and the inner wall of the box The upper part is fixed with a fixed plate, the fixed plate is arranged at the bottom end of the stirring rod, the fixed plate is fixed with several first through holes, and the two sides of the bottom end of the fixed plate are respectively fixedly connected with the top of the inclined plate. The bottom end of the inclined plate is fixedly connected with the top end of the curved plate, and several second through holes are fixedly arranged on the side wall of the curved plate, and a filter screen is fixedly installed in the second through hole, and the two sides of the curved plate There is a bellows on the side, the bellows are fixed on the inner wall of the box, a plurality of third through holes are fixed on the side wall of the bellows, a fan is fixed on the top of the bellows, and the air outlet of the fan is fixed to the top of the bellows Connected and communicated, the air inlet of the fan is fixedly connected and communicated with the air inlet hole, the air inlet hole is fixedly arranged on the side wall of the box, and a triangular prism is arranged directly below the curved plate, and the triangular prism is placed upside down Its cross section is triangular, and resistance wires are arranged inside the triangular prism, the bottom end of the triangular prism is fixedly connected to the top of the support rod, the bottom end of the support rod is fixedly connected to the top of the fixed rod, and the two ends of the fixed rod are respectively connected to the box The inner wall is fixedly connected, and the bottom end of the fixing rod is provided with an orifice plate, and the orifice plate is arranged obliquely. One end of the two orifice plates is respectively fixedly connected with the inner wall of the box, and the orifice plate is fixedly provided with a plurality of fourth channels. The top of the orifice plate is fixedly connected to the bottom of the screen, the top of the orifice plate is fixedly equipped with a plurality of partition plates, the other end of the orifice plate is fixedly connected to the top of the vertical plate, the bottom of the vertical plate is connected to the box The bottom surface of the body is fixedly connected, and the bottom of the box body is fixedly provided with a miscellaneous hole. The miscellaneous hole is between two vertical plates. The other end of the bearing plate passes through the sand outlet hole, and the sand outlet hole is fixedly arranged on the side wall of the bottom end of the box body, and the two sides of the bottom end of the box body are respectively fixedly connected with the top of the connecting rod, and the connecting rod The bottom end extends into the sleeve and is fixedly connected with the top end of the slider. The slider is slidably connected with the sleeve. A spring is arranged inside the sleeve. The bottom end of the sleeve is fixedly connected to the inner bottom of the sleeve, the bottom end of the sleeve is fixedly installed on the top side of the base, a vibration motor is fixedly installed on the side wall of the box, and the vibration motor is between the air inlet hole and the sand outlet hole. .

Preferably, the connecting rod is connected to the box by welding.

Preferably, the angle between the orifice plate and the horizontal plane is between 15°-30°.

Preferably, the triangular prism is made of materials such as aluminum alloy.

Compared with the existing technology, the beneficial effect of the utility model is: the device accurately shakes the sand to the top of the triangular prism by using the curved plate, so that the sand is dried because the resistance wire is arranged in the triangular prism, Moreover, there are blowers on both sides to facilitate the air-drying of the sand, so that the drying rate of the sand is guaranteed, and the bottom is equipped with an inclined orifice plate, so that the filtered sand directly falls on the bearing plate and flows out along the sand outlet hole. Large impurities flow out along the miscellaneous holes, which avoids the need to stop the machine to clean up the internal impurities, and improves the work efficiency of sand screening.

Description of drawings

Fig. 1 is the structural diagram of structure described in the utility model;

Fig. 2 is a top view of the structural orifice plate of the present invention.

In the figure: box body 1, motor 2, sand inlet pipe 3, stirring rod 4, blade 5, fixed plate 6, first through hole 7, inclined plate 8, air inlet hole 9, curved plate 10, second through hole 11. Filter screen 12, fan 13, bellows 14, third through hole 15, triangular prism 16, resistance wire 17, support rod 18, fixed rod 19, vibration motor 20, orifice plate 21, fourth through hole 22, screen 23. Partition plate 24, vertical plate 25, bearing plate 26, sand outlet hole 27, connecting rod 28, slide block 29, sleeve 30, spring 31, base 32, miscellaneous hole 33.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

As shown in Fig. 1 and Fig. 2, a sand screening device for construction includes a box body 1, and sand inlet pipes 3 are fixedly installed on both sides of the top of the box body 1, and the top of the sand inlet pipe 3 is funnel-shaped. A motor 2 is arranged between the sand inlet pipes 3, and the motor 2 is fixedly installed on the top of the box body 1. The output end of the motor 2 is fixedly connected with the top end of the stirring rod 4, and the bottom end of the stirring rod 4 penetrates into the box body 1. , the side wall of the stirring rod 4 is evenly fixedly connected with a plurality of blades 5, and the inner wall of the box body 1 is fixed with a fixed plate 6, and the fixed plate 6 is arranged at the bottom end of the stirring rod 4, and the fixed plate 6 There are several first through holes 7 fixed on the top, the two sides of the bottom end of the fixed plate 6 are fixedly connected with the top of the inclined plate 8 respectively, the bottom end of the inclined plate 8 is fixedly connected with the top of the curved plate 10, and the curved plate A plurality of second through holes 11 are fixedly arranged on the side wall of the plate 10, and a filter screen 12 is fixedly installed in the second through hole 11, and bellows 14 are arranged on both sides of the curved plate 10, and the bellows 14 are fixedly installed On the inner wall of the box body 1, a plurality of third through holes 15 are fixedly arranged on the side wall of the bellows 14, and a fan 13 is fixedly installed on the top of the bellows 14, and the air outlet of the fan 13 is fixedly connected and communicated with the top of the bellows 14. , the suction port of the fan 13 is fixedly connected and communicated with the air inlet hole 9, the air inlet hole 9 is fixedly arranged on the side wall of the box body 1, a triangular prism 16 is arranged directly under the curved plate 10, and the triangular prism 16 is inverted and its section is triangular. The triangular prism 16 is provided with a resistance wire 17. The bottom end of the triangular prism 16 is fixedly connected to the top of the support rod 18, and the bottom end of the support rod 18 is fixedly connected to the top of the fixed rod 19. , the two ends of the fixed rod 19 are fixedly connected with the inner wall of the box body 1 respectively, the bottom end of the fixed rod 19 is provided with an orifice plate 21, and the orifice plate 21 is arranged obliquely, and one end of the two orifice plates 21 is respectively connected to the box body 1 The inner wall is fixedly connected, the orifice plate 21 is fixedly provided with a plurality of fourth through holes 22, the top of the orifice plate 21 is fixedly connected with the bottom end of the screen 23, and the top of the orifice plate 21 is fixedly equipped with a plurality of partition plates 24. The other end of the orifice plate 21 is fixedly connected to the top of the vertical plate 25, the bottom end of the vertical plate 25 is fixedly connected to the inner bottom surface of the box body 1, and the bottom end of the box body 1 is fixedly provided with a miscellaneous hole 33, the The miscellaneous outlet hole 33 is between the two vertical plates 25, one side of the vertical plate 25 is fixedly connected with one end of the bearing plate 26, the bearing plate 26 is inclined, and the other end of the bearing plate 26 passes through the sand outlet hole 27 , the sand outlet hole 27 is fixedly arranged on the side wall of the bottom end of the box body 1, and the two sides of the bottom end of the box body 1 are respectively fixedly connected with the top end of the connecting rod 28, and the bottom end of the connecting rod 28 extends into the sleeve 30 Fixedly connected with the top end of the slider 29, the slider 29 is slidably connected with the sleeve 30, the sleeve 30 is provided with a spring 31, the top of the spring 31 is fixedly connected with the bottom end of the slider 29, and the spring 31 The bottom end is fixedly connected with the inner bottom surface of the sleeve 30, the bottom end of the sleeve 30 is fixedly installed on the top side of the base 32, and the vibration motor 20 is fixedly installed on the side wall of the box body 1, and the vibration motor 20 Between the hole 9 and the sand outlet hole 27.

The connecting rod 28 is connected with the box body 1 by welding.

The angle between the orifice plate 21 and the horizontal plane is between 15°-30°.

The triangular prism 16 is made of aluminum alloy and other materials.

Working principle: Firstly, place the base 32 stably on the ground, which can ensure the stability of the device, turn on the power of the motor 2, and then pour the sand from the sand inlet pipe 3 into the box 1, so that it enters the box The sand in 1 will be smashed and stirred by the blade 5 on the stirring rod 4 to ensure that the sand will not coagulate together, so that the sand will fall on the slope along the first through hole 7 on the fixed plate 6. On the plate 8, because the slant plate 8 is inclined, so the sand will not accumulate on the slant plate 8, so it will fall into the curved plate 10 between the two slant plates 8, because on the side wall of the curved plate 10 The second through hole 11 is arranged on the top, and the filter screen 12 is arranged in the second through hole 11, which can ensure the ventilation of the sand while ensuring that the sand will not fall out of the curved plate 10. At this time, the fan is connected 13 power supply, so that the air suction port of fan 13 will suck air into the bellows 14 below the fan 13 along the air inlet 9, and the third through hole 15 is provided on the side wall of the bellows 14, so the wind will follow the third through hole 15. The through hole 15 is blown to the curved plate 10, so as to ensure the air drying of the sand, so that the sand is dried in one step before being dried. At this time, the sand has not been completely dried. When turning on the power supply of the resistance wire 17, the resistance wire 17 will continue to dissipate heat like this. This is that the sand falls from the lower end of the curved plate 10 to the top of the inverted triangular prism 16, and the sand can evenly follow the triangular prism 16 like this. The flow on both sides will further dry the sand, ensuring the drying process of the sand, and because the triangular prism 16 is fixedly connected to the fixed rod 19 through the support rod 18, and the fixed rod 19 is fixed on the inner wall of the box body 1, This will not affect the continued falling of the sand, which ensures the normal operation of the device.

At this time, the power supply of the vibration motor 20 is connected, and the vibration motor 20 will start to work like this, because two connecting rods 28 are arranged at the bottom end of the casing 1, and the bottom ends of the two connecting rods 28 and the slide block 29 in the sleeve 30 In this way, under the combined action of the vibrating motor 20 and the spring 31, the entire box body 1 will continue to shake, so that the next step of screening can be ensured. At this time, the sand will fall into the two ends of the orifice plate 21, Because a plurality of partition plates 24 are arranged on the orifice plate 21, it is ensured that the sand can be screened neatly on the screen cloth 23, and the sand after the screen will fall to the inclined setting along the fourth through hole 22 like this. on the carrying plate 26 of the upper plate, and larger particles or impurities will flow out along the miscellaneous holes 33 between the two vertical plates 25, which avoids wasting manpower to remove internal impurities, saves time and manpower, and improves work efficiency, the sand that has been screened like this will flow out along the sand outlet hole 27, and the screening work of the sand is completed.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (4)

1. a kind of Sand screen for building, it is characterised in that: including cabinet (1), cabinet (1) the top two sides are fixedly installed with Sand inlet tube (3), sand inlet tube (3) top is funnel-shaped, is equipped with motor (2) between two sand inlet tubes (3), the motor (2) It is fixedly mounted on cabinet (1) top, motor (2) output end is fixedly connected with stirring rod (4) top, the stirring rod (4) Bottom end penetrates cabinet (1), is uniformly fixedly connected with multiple blades (5) on stirring rod (4) side wall, cabinet (1) inner wall On be fixed with fixed plate (6), the fixed plate (6) setting is fixed on stirring rod (4) bottom end, the fixed plate (6) Several first through hole (7), fixed plate (6) the bottom end two sides are fixedly connected with inclined plate (8) top respectively, the inclined plate (8) Bottom end is fixedly connected with curved plate (10) top, is fixed with several the second through-holes (11) on curved plate (10) side wall, It is fixedly installed with filter screen (12) in second through-hole (11), curved plate (10) two sides are equipped with bellows (14), the wind Case (14) is fixedly mounted on cabinet (1) inner wall, is fixed with multiple third through-holes (15) on bellows (14) side wall, described Bellows (14) top is fixedly installed with blower (13), and blower (13) air outlet is fixedly connected with bellows (14) top and phase Logical, blower (13) air inlet is fixedly connected and communicates with air inlet hole (9), and the air inlet hole (9) is fixed at cabinet (1) On side wall, it is provided with triangular prism (16) immediately below the curved plate (10), the triangular prism (16) is triangle for its section of putting upside down Shape, the triangular prism (16) is interior to be equipped with resistance wire (17), and triangular prism (16) bottom end is fixedly connected with support rod (18) top, Support rod (18) bottom end is fixedly connected with fixed link (19) top, and fixed link (19) both ends are respectively and in cabinet (1) Wall is fixedly connected, and fixed link (19) bottom end is equipped with orifice plate (21), and the orifice plate (21) is to be obliquely installed, two orifice plates (21) One end is fixedly connected with cabinet (1) inner wall respectively, is fixed with multiple fourth holes (22), the orifice plate on the orifice plate (21) (21) top is fixedly connected with sieve (23) bottom end, and orifice plate (21) top is fixedly installed with multiple demarcation plates (24), described Orifice plate (21) other end is fixedly connected with riser (25) top, and riser (25) bottom end is fixedly connected with cabinet (1) inner bottom surface, Cabinet (1) bottom end is fixed with impurity removal hole (33), and the impurity removal hole (33) is between two risers (25), the riser (25) side is fixedly connected with loading plate (26) one end, and the loading plate (26) is to be obliquely installed, and the loading plate (26) is another End is pierced by out husky hole (27), and the hole (27) husky out is fixed on the side wall of cabinet (1) bottom end, cabinet (1) bottom end two Side is fixedly connected with connecting rod (28) top respectively, and connecting rod (28) bottom end is protruded into sleeve (30) and sliding block (29) top It is fixedly connected, the sliding block (29) is slidably connected with sleeve (30), interior in the sleeve (30) to be equipped with spring (31), the spring (31) top is fixedly connected with sliding block (29) bottom end, and spring (31) bottom end is fixedly connected with sleeve (30) inner bottom surface, described Sleeve (30) bottom end is fixedly mounted on pedestal (32) top side, is fixedly installed with vibrating motor on cabinet (1) side wall (20), the vibrating motor (20) in air inlet hole (9) and goes out between husky hole (27).

2. a kind of Sand screen for building according to claim 1, it is characterised in that: the connecting rod (28) and cabinet (1) pass through welded connecting.

3. a kind of Sand screen for building according to claim 1, it is characterised in that: the orifice plate (21) and horizontal plane press from both sides Angle is between 15 ° -30 °.

4. a kind of Sand screen for building according to claim 1, it is characterised in that: the triangular prism (16) is closed using aluminium The materials such as gold are made.