CN212349433U

CN212349433U - Sand screening plant for construction

Info

Publication number: CN212349433U
Application number: CN202020376019.7U
Authority: CN
Inventors: 李救绵
Original assignee: Individual
Current assignee: Zhejiang Taiyu Construction Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2021-01-15
Anticipated expiration: 2030-03-23

Abstract

The utility model belongs to the technical field of building construction equipment, especially, relate to a sand screening plant for construction, including the screening frame, screening frame inside top-down has set gradually first screening chamber and second screening chamber, first screening intracavity portion is provided with the carousel, the upper end fixedly connected with gangbar of carousel, one side of screening frame outside is erect and is equipped with the motor, the output of motor is connected with the axostylus axostyle, through belt drive connection between gangbar and the axostylus axostyle, second screening chamber bottom one side is equipped with the cylinder, second screening chamber bottom opposite side is connected with the screening frame through the spring beam, the cylinder is connected with second screening chamber bottom through the cylinder pole; the utility model discloses a tension spring stimulates first screening chamber and second screening chamber respectively, improves the efficiency of sand screening, rotates at first screening intracavity through the motor drive carousel, and cylinder drive second screening chamber vibrates from top to bottom, can improve the accurate nature of sand screening.

Description

Sand screening plant for construction

Technical Field

The utility model relates to a construction technical field especially relates to a sand screening plant for construction.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The site of the construction work is called a "construction site" or "job site", also called a worksite. When the construction site is constructed at night, the illumination device is required to illuminate the construction site so as to ensure the smoothness of construction at night.

The sand screening machine is also called dry land sand screening boat and sand-stone separator, and is suitable for use in river, reservoir and coal yard. The ship consists of a ship body, a frame, a speed reducer, a conveying belt, a rotary screen and an engine or a motor. The machine has simple structure, is economical and applicable and is easy to operate. It is divided into drum type sand screening machine, water washing drum type sand screening machine, vibration screen type sand screening machine, etc.

The existing sand screening machine can only screen sand in a rotating or vibrating mode, sand is easily blocked by the screening mode, the screening efficiency of the sand screening machine is influenced, the existing sand screening machine lacks control over the thickness of the sand, and the thickness of the sand after screening is uneven.

In order to solve the problem, the application provides a sand screening plant for construction.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a sand screening plant for construction improves the efficiency that the sand was sieved, improves the accurate nature of sand screening, guarantees the thickness behind the sand screening.

(II) technical scheme

In order to solve the problem, the utility model provides a sand screening plant for construction, including screening frame, the inside top-down of screening frame has set gradually first screening chamber and second screening chamber, first screening intracavity portion is provided with the carousel, the upper end fixedly connected with gangbar of carousel, the outside one side of screening frame is erect and is equipped with the motor, the output of motor is connected with the axostylus axostyle, connect through belt drive between gangbar and the axostylus axostyle, second screening chamber bottom one side is equipped with the cylinder, second screening chamber bottom opposite side passes through the spring beam and is connected with screening frame, the cylinder passes through the cylinder pole and is connected with second screening chamber bottom, second screening chamber bottom is connected with the discharge gate.

Furthermore, one side of the outer wall of the turntable is fixedly connected with a bump.

Further, the bottom of the rotary table and the side wall of the rotary table are embedded with rollers, the outer walls of the rollers are covered with conveyor belts, and the surfaces of the conveyor belts are fixedly connected with a plurality of sand hoppers.

Further, the grid density of the first screening chamber is smaller than the grid density of the second screening chamber.

Furthermore, both ends of the first screening cavity and the second screening cavity are connected with the inner wall of the screening frame through tension springs.

The above technical scheme of the utility model has following profitable technological effect:

1. the utility model can drive the first screening cavity and the second screening cavity to vibrate by respectively pulling the first screening cavity and the second screening cavity through the tension spring, thereby improving the efficiency of sand screening;

2. the utility model discloses a motor drive carousel rotates in first screening intracavity, and cylinder drive second screening chamber vibrates from top to bottom, can improve the accurate nature of sand screening, guarantees the thickness after the sand screening.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a schematic view of the internal structure of the middle rotary table of the present invention.

Reference numerals:

1. a screening rack; 2. a first screening chamber; 3. a second screening chamber; 4. a motor; 5. a shaft lever; 6. a belt; 7. a linkage rod; 8. a turntable; 9. a bump; 10. a tension spring; 11. a cylinder rod; 12. a spring lever; 13. a discharge port; 14. a conveyor belt; 15. a sand hopper; 16. a roller; 17. and a cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-2, the utility model provides a sand screening plant for construction, including screening frame 1, screening frame 1 inside top-down has set gradually first screening chamber 2 and second screening chamber 3, first screening chamber 2 inside is provided with carousel 8, the upper end fixedly connected with gangbar 7 of carousel 8, screening frame 1 outside one side bearer is equipped with motor 4, the output of motor 4 is connected with axostylus axostyle 5, be connected through belt 6 drive between gangbar 7 and the axostylus axostyle 5, second screening chamber 3 bottom one side is equipped with cylinder 17, second screening chamber 3 bottom opposite side is passed through spring beam 12 and is connected with screening frame 1, cylinder 17 is passed through cylinder rod 11 and is connected bottom second screening chamber 3, second screening chamber 3 bottom is connected with discharge gate 13.

It should be noted that,

first screening chamber

2 and 3 shapes sizes in second screening chamber equal,

first screening chamber

2 and 3 inside downward sloping structures that are in second screening chamber, the bottom of being convenient for first screening chamber 2 and the inside sand of second screening chamber 3 freely drops, 8 tangent planes of carousel are the trapezium structure, and carousel 8 does not place the middle part position department in first screening chamber 2, for better cooperation use, still be connected with folding hose between 3 bottoms in second screening chamber and the discharge gate 13, the sand after the better assurance screening flows.

In the embodiment, a projection 9 is fixedly connected to one side of the outer wall of the rotating disc 8.

Wherein,

lug

9 and 8 outer walls fixed connection of carousel form integrated into one piece structure, and lug 9 and the 2 inner walls looks adaptations of first screening chamber, and lug 9 is connected with one of them side inner wall contactability in first screening chamber 2.

In the embodiment, rollers 16 are embedded at the bottom and the side walls of the rotating disc 8, a conveyor belt 14 covers the outer walls of the rollers 16, and a plurality of sand hoppers 15 are fixedly connected to the surface of the conveyor belt 14.

Wherein, the opening has been seted up with the lateral wall to the bottom of carousel 8, and its opening part both ends are inlayed and are equipped with gyro wheel 16, and fixed connection is all upwards at the husky mouth of the sand fill 15 on 14 surfaces of conveyer belt, and the interval between the sand fill 15 is even, is convenient for upwards drive the sand of first screening chamber 2 bottoms.

In an embodiment, the first sieving chamber 2 has a lower lattice density than the second sieving chamber 3.

Wherein, all inlay and be equipped with the grid plate in first screening chamber 2 and the 3 bottoms in second screening chamber, its grid plate density in first screening chamber 2 is less than the grid density in second sieve wind chamber 3, is convenient for sieve many times of sand.

In the embodiment, the two ends of the first screening chamber 2 and the second screening chamber 3 are connected with the inner wall of the screening frame 1 through tension springs 10.

Wherein, four are no less than to the quantity of the tension springs 10 fixedly connected with the two ends of the first screening cavity 2 and the second screening cavity 3, which is convenient for increasing the firmness of the first screening cavity 2 and the second screening cavity 3.

The utility model discloses a theory of operation and use flow: the screening device is connected with an external power supply device, sand to be screened is poured into the first screening cavity 2, the external switch controls the motor 4 to work, the motor 4 drives the shaft lever 5 to further drive the linkage rod 7 and the rotary table 8 to rotate through the belt 6, the lug 9 is in contact with the first screening cavity 2 in the rotating process of the rotary table 8, the first screening cavity 2 swings left and right due to the pulling of the tension spring 10 to facilitate the rapid filtration of the sand, the external switch drives the roller 16 to work, the roller 16 drives the transmission belt 14 to work, the sand hopper 15 drives the sand to move upwards, the shaking of the sand can be realized, the filtration efficiency of the sand can be improved, the sand screened by the first screening cavity 2 falls into the second screening cavity 3, the external switch controls the cylinder 17 to work, the cylinder 17 drives the cylinder rod 11 to drive the second screening cavity 3 to move upwards, the second screening cavity 3 can be driven to move upwards due to the action of the spring rod 12 to drive the second screening cavity 3 to move upwards and downwards, and then can realize the filtration to the sand, the sand after the filtration is discharged through discharge gate 13, realizes the filtration to the sand.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A sand screening device for building construction comprises a screening frame (1) and is characterized in that a first screening cavity (2) and a second screening cavity (3) are sequentially arranged in the screening frame (1) from top to bottom, a rotary table (8) is arranged in the first screening cavity (2), the upper end of the rotary table (8) is fixedly connected with a linkage rod (7), a motor (4) is erected on one side of the outer portion of the screening frame (1), the output end of the motor (4) is connected with a shaft rod (5), the linkage rod (7) and the shaft rod (5) are in driving connection through a belt (6), an air cylinder (17) is arranged on one side of the bottom of the second screening cavity (3), the other side of the bottom of the second screening cavity (3) is connected with the screening frame (1) through a spring rod (12), and the air cylinder (17) is connected with the bottom of the second screening cavity (3) through a rod (11), the bottom of the second screening cavity (3) is connected with a discharge hole (13).

2. The sand screening device for building construction according to claim 1, wherein a bump (9) is fixedly connected to one side of the outer wall of the rotary disc (8).

3. The sand screening device for building construction according to claim 2, wherein rollers (16) are embedded at the bottom and the side wall of the rotary table (8), a conveyor belt (14) is covered on the outer wall of each roller (16), and a plurality of sand hoppers (15) are fixedly connected to the surface of the conveyor belt (14).

4. Sand screening device for construction according to claim 1, characterised in that the first screening chamber (2) has a lower grid density than the second screening chamber (3).

5. The sand screening device for building construction according to claim 1, wherein both ends of the first screening chamber (2) and the second screening chamber (3) are connected with the inner wall of the screening frame (1) through tension springs (10).