CN215541295U

CN215541295U - River sand screening plant for municipal construction

Info

Publication number: CN215541295U
Application number: CN202122159508.4U
Authority: CN
Inventors: 袁世杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-01-18
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a river sand screening device for municipal construction, which comprises a box body, wherein a crushing box is arranged on one side above the inside of the box body, a crushing device is arranged inside the crushing box, a first discharge port is arranged below the crushing box, an electromagnet is arranged at the inner edge of the first discharge port, a screening box is communicated with the lower side of the discharge port, a screen is movably arranged inside the screening box, a vibrating motor is arranged at the center of the lower end face of the screen, a first feed port is arranged above the crushing box, a first motor is arranged on one side, far away from the first feed port, of the upper part of the box body, a first drive shaft of the first motor extends into the box body to be provided with a screw rod in a driving mode, the other end of the screw rod is rotatably connected to the bottom of the box body, a slide block is in threaded connection with the screw rod, and a storage hopper is arranged on one side, close to the screening box, compared with the prior art, the river sand screening device has the advantages that: the utility model is provided with the crushing device, the crushing is carried out before the screening, the influence of river sand hardening on the screening effect is eliminated, the electromagnet is arranged, the scrap iron in the river sand is adsorbed, and the construction quality of the river sand is improved.

Description

River sand screening plant for municipal construction

Technical Field

The utility model relates to the technical field of municipal construction, in particular to a river sand screening device for municipal construction.

Background

River sand is the material commonly used in municipal construction, before the use, separate coarse sand and fine sand to river sand screening, present screening plant generally adopts screen cloth vibrations or reciprocal mode of rocking to screen, present sand screening plant is relatively poor to the screening effect of sand, the speed of screening is slower, to the river sand that does not appear partly hardening for a long time, general screening plant can not be suitable for, simultaneously, can have iron fillings in the river sand, iron fillings content is too high, the easy emergence corrosion, can influence the construction quality in river sand later stage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the various problems and provides the river sand screening device for municipal construction, which has high screening efficiency, can effectively crush the river sand formed by plate and remove a large amount of scrap iron in the river sand.

In order to solve the technical problems, the technical scheme of the utility model is as follows: a river sand screening device for municipal construction comprises a box body, wherein a crushing box is arranged on one side above the interior of the box body, a crushing device is arranged inside the crushing box, a first discharge port is arranged below the crushing box, an electromagnet is arranged at the inner edge of the first discharge port, a screening box is communicated with the lower portion of the discharge port, a screen is movably arranged inside the screening box, a vibrating motor is arranged at the center of the lower end face of the screen, a first feed port is arranged above the crushing box, a first motor is arranged on one side, far away from the first feed port, of the upper portion of the box body, a drive shaft of the first motor extends into the box body to be driven to be provided with a screw rod, the other end of the screw rod is rotatably connected to the bottom of the box body, a slide block is arranged on the screw rod in a threaded connection mode, a storage hopper is arranged on one side, close to the screening box, of the slide block is arranged on one side, close to the screw rod, and a slag discharge port is arranged above the screen, a second feeding hole is formed in the upper portion of one side face, close to the screw, of the crushing box, and a second discharging hole is formed in the center of the lower portion of the screening box.

As an improvement, the crushing device comprises two motors II fixedly arranged at the back of the box body, output shafts of the two motors II penetrate through the box body and extend into the crushing box body to be connected with crushing gears in a driving mode, and the two crushing gears are meshed with each other.

As an improvement, a sliding groove is formed in one side face, close to the screw rod, of the interior of the box body, and the sliding groove is matched with the sliding block in a sliding connection mode.

As an improvement, a discharge opening is formed in the bottom of one side face, away from the sliding block, of the storage hopper, a stop door is hinged to the outer side of the discharge opening, and the bottom face of the storage hopper is inclined by 30 degrees towards the discharge opening.

As an improvement, the screen is inclined by 30 degrees towards the slag discharge port.

As an improvement, four corners of the bottom of the box body are provided with support columns, and the lower ends of the support columns are provided with universal wheels.

Compared with the prior art, the utility model has the advantages that: the river sand screening device is provided with a crushing device, the crushing device is used for crushing before screening, the influence of river sand hardening on the screening effect is eliminated, the electromagnet is arranged for adsorbing scrap iron in the river sand and improving the construction quality of the river sand, and the motor I, the screw and the storage hopper are arranged for screening the large-particle river sand left after screening for the second time, so that the screening quality is improved or more fine sands are obtained.

Drawings

FIG. 1 is a schematic structural diagram of a river sand screening device for municipal construction according to the utility model in a front view.

Fig. 2 is a rear view structural schematic diagram of the river sand screening device for municipal construction.

As shown in the figure: 1. a box body; 2. a crushing box; 3. a first discharge hole; 4. an electromagnet; 5. screening the box; 6. screening a screen; 7. a vibration motor; 8. a first feeding hole; 9. a first motor; 10. a screw; 11. a slider; 12. a storage hopper; 13. a slag discharge port; 14. a second feeding hole; 15. a discharge hole II; 16. a second motor; 17. crushing the gear; 18. a chute; 19. a support pillar; 20. a universal wheel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings 1-2, the river sand screening device for municipal construction comprises a box body 1, a crushing box 2 is arranged on one side above the inside of the box body 1, a crushing device is arranged inside the crushing box 2, a first discharge port 3 is arranged below the crushing box 2, an electromagnet 4 is arranged on the inner edge of the first discharge port 3, a screening box 5 is communicated with the lower side of the first discharge port 3, a screen 6 is movably arranged inside the screening box 5, a vibrating motor 7 is arranged at the center of the lower end face of the screen 6, a first feed port 8 is arranged above the crushing box 2, a first motor 9 is arranged on one side, far away from the first feed port 8, above the box body 1, a drive shaft of the first motor 9 extends into the box body 1 to be driven by a screw rod 10, the other end of the screw rod 10 is rotatably connected to the bottom of the box body 1, a slide block 11 is connected to the screw rod 10 in a threaded manner, and a storage hopper 12 is arranged on one side, close to the screening box 5, of the slide block 11, screening case 5 is close to one side of screw rod 10 and is located screen cloth 6 top and is equipped with row cinder notch 13, one side top that crushing case 2 is close to screw rod 10 is equipped with feed inlet two 14, screening case 5 below center is equipped with discharge gate two 15.

The crushing device comprises two motors II 16 fixedly arranged at the back of the box body 1, output shafts of the two motors II 16 penetrate through the box body 1 and extend into the crushing box 2 to be connected with crushing gears 17 in a driving mode, and the two crushing gears 17 are meshed with each other.

A sliding groove 18 is formed in one side face, close to the screw 10, of the interior of the box body 1, and the sliding groove 18 is matched with and in sliding connection with the sliding block 11.

The bottom of one side of storage hopper 12, far away from slider 11, is equipped with the discharge opening, the articulated shutter that is equipped with in the discharge opening outside, storage hopper 12 bottom surface hangs down 30 to the discharge opening slope.

The screen 6 is inclined 30 degrees towards the slag discharge port 13.

Supporting columns 19 are arranged at four corners of the bottom of the box body 1, and universal wheels 20 are arranged at the lower ends of the supporting columns 19.

The specific implementation mode of the utility model is as follows: before the utility model is used, an external power supply is connected firstly, river sand is poured into the sand screening box from a first feeding hole 8, a second motor 16 is started to drive a crushing gear 17 to rotate to crush the poured river sand, then the river sand enters the screening box 5 from a first discharging hole 3, when the river sand passes through the first discharging hole 3, an electromagnet 4 is electrified to generate magnetism to adsorb scrap iron in the river sand, a vibration motor 7 is started to screen the river sand on a screen 6, the fine sand falls at the bottom of the screening box 5 through the screen 6, large-particle river sand falls into a storage hopper 12 through a slag discharging hole 13, a first motor 9 is started to drive a screw rod 10 to rotate, the storage hopper 12 is lifted to a second feeding hole 14, a stop door is opened, the large-particle river sand is poured into the crushing box 2 to be crushed again to obtain more fine sand, the fine sand is discharged from a second discharging hole 15, the fine sand is emptied and the electromagnet 4 is powered off after the screening is finished, the adsorbed iron filings fall and are discharged through the second discharge hole 15.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a river sand screening plant for municipal construction, includes box (1), its characterized in that: the crushing box (2) is arranged on one side of the upper portion inside the box body (1), the crushing device is arranged inside the crushing box (2), a first discharge port (3) is arranged below the crushing box (2), an electromagnet (4) is arranged on the inner edge of the first discharge port (3), a screening box (5) is communicated with the lower portion of the first discharge port (3), a screen (6) is movably arranged inside the screening box (5), a vibrating motor (7) is arranged at the center of the lower end face of the screen (6), a first feed port (8) is arranged above the crushing box (2), a first motor (9) is arranged on one side, far away from the first feed port (8), of the upper portion of the box body (1), a drive shaft of the first motor (9) extends into the box body (1) to drive a screw rod (10), the other end of the screw rod (10) is rotatably connected to the bottom of the box body (1), and a sliding block (11) is connected to the screw rod (10) in a threaded manner, a side that slider (11) is close to screening case (5) is equipped with storage hopper (12), screening case (5) are close to a side of screw rod (10) and are located screen cloth (6) top and are equipped with row cinder notch (13), a side top that broken case (2) are close to screw rod (10) is equipped with feed inlet two (14), screening case (5) below center is equipped with discharge gate two (15).

2. The river sand screening device for municipal construction according to claim 1, wherein: the crushing device comprises two motors II (16) fixedly arranged at the back of the box body (1), output shafts of the two motors II (16) penetrate through the box body (1) and extend into the crushing box (2) to be connected with crushing gears (17) in a driving mode, and the two crushing gears (17) are meshed with each other.

3. The river sand screening device for municipal construction according to claim 1, wherein: a sliding groove (18) is formed in one side face, close to the screw rod (10), of the interior of the box body (1), and the sliding groove (18) is matched with the sliding block (11) in a sliding connection mode.

4. The river sand screening device for municipal construction according to claim 1, wherein: the side bottom that slider (11) was kept away from in storage hopper (12) is equipped with the discharge opening, the articulated shutter that is equipped with in the discharge opening outside, storage hopper (12) bottom surface hangs down to the discharge opening slope 30.

5. The river sand screening device for municipal construction according to claim 1, wherein: the screen (6) is inclined 30 degrees to the slag discharge port (13) from the lower part.

6. The river sand screening device for municipal construction according to claim 1, wherein: the box (1) bottom four corners department all is equipped with support column (19), support column (19) lower extreme all is equipped with universal wheel (20).