CN210010019U - Civil engineering is with categorised screening sand machine - Google Patents

Abstract

The utility model discloses a classification sand screening machine for civil engineering, comprising a sand screening machine body and a screening bin. The upper end of the sand screening machine body is provided with a feeding port, and one side of the feeding port is provided with a second rotating motor The lower end of the second rotating motor is provided with a crushing rod, and the surface of the crushing rod is provided with a screw feeding blade. A discharge port, the lower end of the first discharge port is provided with a screening bin, the sand is poured into the crushing and feeding bin through the feeding port, and the second rotating motor drives the screw feeding blade and the crushing rod to rotate, and the crushing rod will form a group At the same time, the sand is gradually and orderly discharged through the first discharge port through the screw conveying blade, so as to prevent the sand from squeezing each other, resulting in blockage, or excessive discharge at one time, which affects the screening effect.

Description

A sorting sand screening machine for civil engineering

technical field

The utility model relates to a classification sand screening machine, in particular to a classification sand screening machine for civil engineering.

Background technique

Sand sorting machine is a kind of civil engineering machinery and equipment to classify fine materials such as sand with different particle sizes to meet the needs of different constructions for fine materials such as sand. It is used in various construction sites. The application in civil engineering construction sites is very frequent. Due to the different requirements for the particle size of fine materials such as sand in different construction operations, it is necessary to manually use sand screening equipment to screen and classify them, which is inefficient, labor-intensive, time-consuming and labor-intensive.

Utility model content

The technical problem to be solved by the utility model is to overcome the existing defects and provide a classification sand screening machine for civil engineering, so as to solve the above problems.

In order to achieve the above purpose, the utility model provides the following technical solutions: a classification sand screening machine for civil engineering, comprising a sand screening machine body and a screening bin, the upper end of the sand screening machine body is provided with a feeding port, and the feeding port There is a second rotating motor on one side, the lower end of the second rotating motor is provided with a crushing rod, the surface of the crushing rod is provided with a screw feeding blade, and the sand screening machine body is provided with a crushing and feeding bin inside. The lower end of the crushing and feeding bin is provided with a first discharge port, the lower end of the first discharge port is provided with a screening bin, the bottom surface of the screening bin is provided with a number of sliding rails, and the surface of the sliding rail is provided with a number of springs, One side of the spring is provided with a sliding block, the upper end of the sliding block is fixed with a discharge inclined plate, the upper end of the discharge inclined plate is fixed with a second screen, and the upper end of the second screen is fixed with a first screen. Screening net, one side surface of the screening bin is provided with a second discharging port, the lower end of the second discharging port is provided with a third discharging port, and the other side surface of the screening bin is pivotally provided with a rotating shaft, so An eccentric wheel is fixed on the surface of the rotating shaft, a fourth outlet is arranged at the lower end of the eccentric wheel, and a first rotating motor is fixed at the upper end of the fourth outlet.

As a preferred technical solution of the present invention, a pulley is fixed on the surface of the rotating shaft, and the first rotating motor is connected to the pulley on the surface of the rotating shaft through a belt drive.

As a preferred technical solution of the present invention, the diameter of the sieve holes on the surface of the first screen is larger than the diameter of the screen holes on the surface of the second screen, and one end of the first screen and the second screen is fixed with a baffle plate, the baffle plate The surface is provided with a pulley corresponding to the position of the eccentric wheel.

As a preferred technical solution of the present invention, the first screening net, the second screening net and the discharging inclined plate are all slidably connected to the surface of the slide rail through a sliding block.

As a preferred technical solution of the present utility model, the diameter of the screw conveying blade is arranged in a tapered manner, and the length of the crushing rod is arranged in a tapered manner.

As a preferred technical solution of the present invention, the models of the first rotating electrical machine and the second rotating electrical machine are DRS/DRE/DRP series AC motors.

Compared with the prior art, the beneficial effect of the present utility model is: this kind of classification sand screening machine for civil engineering pours the sand into the crushing and feeding bin through the feeding port, and the second rotating motor drives the screw feeding blade and the crushing rod. Rotate, the crushing rod will break the lumps of sand, which is convenient for later screening. At the same time, the sand is gradually and orderly discharged through the first discharge port through the screw feeding blade, so as to prevent the sand from squeezing each other and causing blockage, or discharging at one time. Too much will affect the screening effect. The first screen, the second screen and the discharge inclined plate all slide on the surface of the slide rail through the slider, and cooperate with the spring to make it sway back and forth, and the large particles of sand screened by the first screen pass through the first screen. The second discharge port is discharged, the medium-sized sand screened by the second screen is discharged through the third discharge port, and the smallest sieve is discharged from the fourth discharge port through the discharge inclined plate, which can classify the sand, which is convenient Use, scientific and reasonable structure, safe and convenient use, provide great help for people.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

1 is a schematic diagram of the internal structure of a classification sand screening machine for civil engineering according to the present utility model;

Fig. 2 is a three-dimensional structural schematic diagram of one side of a classification sand screening machine for civil engineering according to the present utility model;

3 is a schematic diagram of the other side of the three-dimensional structure of a classification sand screening machine for civil engineering according to the present utility model;

In the figure: 1. Feeding port; 2. Screw feeding blade; 3. Crushing rod; 4. Crushing and feeding bin; 5. First discharging port; 6. First screening net; 7. Second screening net; 8. The second outlet; 9. The third outlet; 10, the slider; 11, the slide rail; 12, the spring; 13, the fourth outlet; 14, the discharge swash plate; 15, the eccentric; 16. The first rotating motor; 17. The rotating shaft; 18. The screening bin; 19. The sand screening machine body; 20. The second rotating motor.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example, based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Please refer to FIGS. 1-3 , the present utility model provides a technical solution: a classification sand screening machine for civil engineering, comprising a sand screening machine body 19 and a screening bin 18 , the upper end of the sand screening machine body 19 is provided with a feeding port 1 , A second rotary motor 20 is provided on one side of the feeding port 1, and a crushing rod 3 is provided at the lower end of the second rotary motor 20. The surface of the crushing rod 3 is provided with a screw feeding blade 2, and the sand screening machine body 19 is provided with crushing and feeding materials. Bin 4, the lower end of the crushing and conveying bin 4 is provided with a first discharge port 5, the lower end of the first discharge port 5 is provided with a screening bin 18, the bottom surface of the screening bin 18 is provided with a number of slide rails 11, and the surface of the slide rail 11 is provided with A plurality of springs 12, one side of the springs 12 is provided with a sliding block 10, the upper end of the sliding block 10 is fixed with a discharge inclined plate 14, the upper end of the discharge inclined plate 14 is fixed with a second screen 7, and the upper end of the second screen 7 is fixed A first screen 6 is provided, one side surface of the screen bin 18 is provided with a second discharge port 8, the lower end of the second discharge port 8 is provided with a third discharge port 9, and the other side surface of the screen bin 18 is pivotally provided with The rotating shaft 17 has an eccentric wheel 15 fixed on the surface of the rotating shaft 17 .

The surface of the rotating shaft 17 is fixedly provided with a pulley, and the first rotating motor 16 is connected to the surface of the rotating shaft 17 through a belt in a driving manner.

The diameter of the screen holes on the surface of the first screen 6 is larger than the diameter of the screen holes on the surface of the second screen 7, and one end of the first screen 6 and the second screen 7 is fixedly provided with a baffle plate, and the baffle surface is provided with a position corresponding to the position of the eccentric wheel 15. corresponding pulley.

The first screen 6 , the second screen 7 and the discharging inclined plate 14 are all slidably connected to the surface of the slide rail 11 through the slider 10 .

The first rotating electrical machine 16 and the second rotating electrical machine 20 are model DRS/DRE/DRP series AC motors.

The specific principle: when using, pour the sand into the crushing and feeding bin 4 through the feeding port 1, the second rotating motor 20 drives the screw feeding blade 2 and the crushing rod 3 to rotate, and the crushing rod 3 breaks the sand in a group, and at the same time The sand is gradually and orderly discharged through the first discharge port 5 through the screw feeding blade 2 and falls on the surface of the first screen 6. At this time, the first rotating motor 16 drives the rotating shaft 17 to rotate through the belt, thereby driving the surface of the sand to rotate. The eccentric wheel 15 rotates to intermittently squeeze the rollers on the baffle surface at one end of the first screen 6 and the second screen 7, so that the first screen 6, the second screen 7 and the discharge inclined plate 14 are all By sliding the slider 10 on the surface of the slide rail 11 and cooperating with the spring 12 to make it sway back and forth, the large particles of sand screened by the first screen 6 are discharged through the second discharge port 8 , and the medium screened by the second screen 7 is medium. The granular sand is discharged through the third discharge port 9, and the smallest sieve is discharged from the fourth discharge port 13 through the discharge inclined plate 14.

This kind of sand sorting machine for civil engineering pours the sand into the crushing and conveying bin 4 through the feeding port 1, and the second rotating motor 20 drives the screw conveying blade 2 and the crushing rod 3 to rotate, and the crushing rod 3 pushes the sand into clusters. It is broken to facilitate subsequent screening, and at the same time, the sand is gradually and orderly discharged through the first discharge port 5 through the screw conveying blade 2 to prevent the sand from squeezing each other, causing blockage, or excessive discharge at one time, affecting the screening effect. The first screen 6, the second screen 7 and the discharge inclined plate 14 all slide on the surface of the slide rail 11 through the slider 10, and cooperate with the spring 12 to make it sway back and forth, and the large particles of sand screened by the first screen 6 pass through the first screen. The second discharge port 8 is discharged, the medium particles of sand screened by the second screen 7 are discharged through the third discharge port 9, and the smallest sieve is discharged from the fourth discharge port 13 through the discharge inclined plate 14, which can be used for The sand is classified, easy to use, scientific and reasonable in structure, safe and convenient to use, and provides great help for people.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of its technical features, any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present invention.

Claims (6)

1. The classification sand screening machine for civil engineering comprises a sand screening machine body (19) and a screening bin (18), and is characterized in that a feeding port (1) is formed in the upper end of the sand screening machine body (19), a second rotating motor (20) is arranged on one side of the feeding port (1), a crushing rod (3) is arranged at the lower end of the second rotating motor (20) in a transmission mode, spiral conveying blades (2) are arranged on the surface of the crushing rod (3), a crushing conveying bin (4) is arranged inside the sand screening machine body (19), a first discharging port (5) is arranged at the lower end of the crushing conveying bin (4), a screening bin (18) is arranged at the lower end of the first discharging port (5), a plurality of sliding rails (11) are arranged on the surface of the bottom of the screening bin (18), a plurality of springs (12) are arranged on the surfaces of the sliding rails (11), a sliding block (10) is arranged on one side of each spring (12), a discharging inclined plate (14) is fixedly, discharge swash plate (14) upper end is fixed and is equipped with second screening net (7), second screening net (7) upper end is fixed and is equipped with first screening net (6), screening storehouse (18) side surface is equipped with second discharge gate (8), second discharge gate (8) lower extreme is equipped with third discharge gate (9), screening storehouse (18) opposite side surface axle moves and is equipped with rotation axis (17), rotation axis (17) fixed surface is equipped with eccentric wheel (15), eccentric wheel (15) lower extreme is equipped with fourth discharge gate (13), fourth discharge gate (13) upper end is fixed and is equipped with first rotating electrical machines (16).

2. The sand classifying and screening machine for civil engineering as claimed in claim 1, wherein the surface of the rotating shaft (17) is fixed with a belt wheel, and the first rotating motor (16) is in transmission connection with the surface belt wheel of the rotating shaft (17) through a belt.

3. The sand classifying and screening machine for civil engineering as claimed in claim 1, wherein the diameter of the surface mesh of the first screening net (6) is larger than that of the surface mesh of the second screening net (7), and a baffle is fixedly arranged at one end of the first screening net (6) and one end of the second screening net (7), and the surface of the baffle is provided with a pulley corresponding to the position of the eccentric wheel (15).

4. The sand classifying and screening machine for civil engineering as claimed in claim 1, wherein the first screening net (6), the second screening net (7) and the discharge sloping plate (14) are all connected to the surface of the slide rail (11) by sliding blocks (10).

5. The sand classifying and screening machine for civil engineering as claimed in claim 1, wherein said auger blades (2) are tapered in diameter and the crushing rods (3) are tapered in length.

6. A classifying and screening machine for civil engineering works according to claim 1, characterised in that the first rotary electric machine (16) and the second rotary electric machine (20) are of the DRS/DRE/DRP series AC machine type.

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