CN218743091U - Sand screening machine capable of avoiding dust raising - Google Patents

Abstract

The utility model discloses an avoid screening sand machine of raise dust, including screening sand with frame, screen cloth and press down the frame for the dust, rotary driving mechanism is installed with the inside bottom of frame to the screening sand, the top swing joint of frame is used to the screening sand has and rotary driving mechanism assorted loose wheel, the one end sliding connection who keeps away from the loose wheel with the frame has the drive base plate to the screening sand. The utility model discloses an install water pump and inlet tube etc. for the device has optimized the performance of self, start the water pump, can be in proper order by two inside dry fog that produce of ultrasonic nebulizer of suction through the inlet tube, the dry fog of flowing through carries the son pipe, the propelling movement effect of deuterogamying the fan gets into inside the dry fog carries the mother pipe, at last by row's fog pipe and nozzle blowout, make the dust bond each other under the continuous stack suppression of dry fog, the volume is bigger and bigger, drop under the action of gravity again, and then make the device realize better dust suppression effect, the flying dust pollution has been alleviateed.

Description

Sand screening machine capable of avoiding dust raising

Technical Field

The utility model relates to a screening sand machine technical field specifically is a screening sand machine of avoiding raise dust.

Background

The sand screening machine is one of the most common construction engineering machines, is mainly used for screening sand materials, is widely used in mixing stations, road and bridge engineering, construction sites, sand quarries and sand and stone material yards, and often has some defects in actual operation.

1. When the sand screening machine drives the screen to realize the vibration screening function on the sand through the vibration motor, a large amount of fly dust is often generated, so that the environment pollution is caused, the working environment is influenced, the common water spraying dust suppression effect is not realized, and the adhesion of the sand and the screen is easily caused; 2. the sand screening machine usually realizes the vibration screening function only by matching a vibration motor with a spring, the screening frequency is small, the screening effect is poor, and efficient screening cannot be realized; 3. when the sand screening machine operates, the metal frame vibrates due to the operation of an electric appliance mechanism, and further the problems of unstable frame and noise pollution are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an avoid screening sand machine of raise dust to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an avoid screening sand machine of raise dust, includes frame, screen cloth for the screening sand and presses down the frame for the dust, rotatory actuating mechanism is installed with the inside bottom of frame to the screening sand, the top swing joint of frame for the screening sand has and rotatory actuating mechanism assorted movable wheel, the one end sliding connection that the movable wheel was kept away from to the frame for the screening sand has the drive base plate, just swing joint has the digging arm between drive base plate and the movable wheel, the screen cloth is installed in the top of drive base plate, evenly be provided with the spring between drive base plate and the screen cloth, the one end welding that the digging arm was kept away from to the screen cloth has the stone feed opening, press down the frame for the dust and install in one side of frame for the screening sand, press down the inside bottom welding of frame for the dust and have the inlet tube, just install the water pump on the inlet tube, the ultrasonic atomization ware is all installed at the both ends of frame for the dust suppression above the water pump, the output welding of ultrasonic atomization ware is carried the son pipe, dry fog is carried the top of son pipe and is installed the mother pipe, just the dry fog transport one end of mother pipe has the fan, the row of mist is close to the fog and welds.

Preferably, the outer side walls of the sand screening rack and the dust suppression rack are provided with rubber buffer layers, and the input end of the dry mist conveying main pipe is communicated with the inside of the water inlet pipe through a corrugated hose, so that the structure of the device is optimized.

Preferably, the bottoms of the sand screening rack and the dust suppression rack are uniformly provided with threaded fixing holes, so that the stability of the device is improved.

Preferably, the rotating shafts are arranged between the two ends of the movable arm and the driving base plate and between the two ends of the movable arm and the movable wheel respectively, and the driving base plate is of a hollow structure, so that the screening structure is optimized.

Preferably, the both sides of drive base plate all evenly welded have the guide holder, the welding of one side of guide holder has the slider, sieve the both sides of husky frame all be provided with slider assorted direction slide rail, make it be convenient for carry on spacingly to the motion trail of drive base plate.

Preferably, the rotary driving mechanism is a servo motor, and a belt pulley mechanism is connected between the rotary driving mechanism and the movable wheel, so that the vibration screening function is realized conveniently.

Preferably, a rubber buffer cushion is arranged between the rotary driving mechanism and the sand sieving rack, and a rotary bearing is arranged between the movable wheel and the sand sieving rack, so that the functions of noise reduction and shock absorption are realized.

Preferably, the spray nozzles are uniformly arranged on one side of the fog discharge pipe at equal intervals, and the spray nozzles are in threaded connection with the fog discharge pipe, so that the device achieves a good dust suppression effect and reduces dust pollution.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The sand screening machine capable of avoiding dust raising optimizes the performance of the device by installing a water pump, a water inlet pipe and the like, the water pump is started, the water pump can be sequentially pumped into the two ultrasonic atomizers through the water inlet pipe to generate dry fog, the dry fog flows through the dry fog conveying sub-pipe, the dry fog enters the dry fog conveying main pipe by matching with the pushing action of the fan, and finally the dry fog is sprayed out by the fog discharge pipe and the nozzle, so that dust is mutually bonded under the continuous superposition and pressing of the dry fog, the size is larger and larger, and the dust falls under the action of gravity, the device achieves a better dust suppression effect, and the flying dust pollution is reduced;

(2) The sand screening machine capable of avoiding dust raising is provided with a screen, a driving base plate and the like, so that when the device is actually operated, a user can pour materials into the screen through a manual work or a spiral feeder, then a rotary driving mechanism is started, the driving action of a belt pulley mechanism is matched, a movable wheel can be driven to rotate, a movable arm with the tail end movably connected to the edge of the movable wheel is driven to move, the sliding guiding action between a guide sliding rail on a frame for screening sand and a guide seat and a sliding block on the driving base plate is matched, the driving base plate and the screen on the driving base plate are driven to swing back and forth, a vibration screening function is realized, the elastic action of a spring arranged between the screen and the driving base plate is matched, the vibration frequency is enhanced, the vibration screening effect is improved, then the sand can be separated from stones, the sand is discharged through the screen, the stones are discharged through a stone discharging opening, and the device realizes a high-efficiency automatic screening function;

(3) This avoid screening sand machine of raise dust is through installing rotary drive mechanism and screening sand and using frame etc, make the device optimize the structure of self, on the one hand through be provided with rubber buffer pad between rotary drive mechanism and screening sand are with the frame, and the lateral wall of frame and the dust suppression for the screening sand all is provided with rubber buffer layer, the buffering that the device bore frame structure part has been promoted, the shock attenuation effect, the amortization has been realized, the absorbing function, on the other hand the user can utilize the screening sand with the frame and press down the effect of the threaded fixing hole that sets up in the dust with the frame, through screw or screw, realize the fixed mounting of device, and then the stability of device has been promoted.

Drawings

FIG. 1 is a schematic view of the front view structure of the present invention;

fig. 2 is a schematic view of a rear section structure of the guide seat of the present invention;

FIG. 3 is a front view of the movable arm of the present invention;

FIG. 4 is a front view of the dust suppressing frame of the present invention;

fig. 5 is a schematic view of the rear view partial section structure of the mist discharge pipe of the present invention.

In the figure: 1. a frame for screening sand; 2. a pebble feed opening; 3. screening a screen; 301. a spring; 4. a guide slide rail; 5. a dust suppression rack; 6. a guide seat; 7. a movable arm; 8. a drive substrate; 9. a slider; 10. a movable wheel; 11. a belt pulley mechanism; 12. a rotation driving mechanism; 13. a water inlet pipe; 14. a water pump; 15. a fan; 16. a dry fog conveying main pipe; 17. a mist discharge pipe; 18. a dry fog conveying sub-pipe; 19. an ultrasonic atomizer; 20. and (4) a nozzle.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a sand screening machine for avoiding dust raising comprises a sand screening rack 1, a screen 3 and a dust suppression rack 5, wherein a rotary driving mechanism 12 is installed at the bottom end inside the sand screening rack 1;

the top end of the frame 1 for screening sand is movably connected with a movable wheel 10 matched with the rotary driving mechanism 12, one end of the frame 1 for screening sand, which is far away from the movable wheel 10, is connected with a driving base plate 8 in a sliding manner, and a movable arm 7 is movably connected between the driving base plate 8 and the movable wheel 10;

the screen 3 is arranged at the top of the driving base plate 8, the springs 301 are uniformly arranged between the driving base plate 8 and the screen 3, one end of the screen 3, far away from the movable arm 7, is welded with the stone feed opening 2, and the dust suppression rack 5 is arranged at one side of the sand screening rack 1;

a water inlet pipe 13 is welded at the bottom end inside the dust suppression rack 5, a water pump 14 is installed on the water inlet pipe 13, ultrasonic atomizers 19 are installed at two ends of the dust suppression rack 5 above the water pump 14, and dry fog conveying sub-pipes 18 are installed at the output ends of the ultrasonic atomizers 19;

a dry fog conveying main pipe 16 is installed at the top of the dry fog conveying sub-pipe 18, a fan 15 is installed at one end of the dry fog conveying main pipe 16, and a fog discharge pipe 17 is welded at one side, close to the screen 3, of the dry fog conveying main pipe 16;

the outer side walls of the sand screening rack 1 and the dust suppression rack 5 are provided with rubber buffer layers, and the input end of the dry mist conveying main pipe 16 is communicated with the inside of the water inlet pipe 13 through a corrugated hose; so that the structure of the device is optimized;

threaded fixing holes are uniformly formed in the bottoms of the sand screening rack 1 and the dust suppression rack 5;

when the device is used, a user can realize the fixed installation of the device through screws or bolts by utilizing the functions of the threaded fixing holes arranged on the sand screening rack 1 and the dust suppression rack 5, so that the stability of the device is improved;

a rotating shaft is arranged between the two ends of the movable arm 7 and the driving base plate 8 and between the two ends of the movable arm and the movable wheel 10 respectively, and the driving base plate 8 is of a hollow structure; the screening structure is optimized;

the two sides of the driving base plate 8 are uniformly welded with guide seats 6, one sides of the guide seats 6 are welded with sliding blocks 9, and the two sides of the sand sieving rack 1 are provided with guide sliding rails 4 matched with the sliding blocks 9; so that the motion trail of the driving substrate 8 is convenient to limit;

the rotary driving mechanism 12 is a servo motor, and a belt pulley mechanism 11 is connected between the rotary driving mechanism 12 and the movable wheel 10;

when the vibrating screen is used, the rotary driving mechanism 12 is started, the movable wheel 10 can be driven to rotate by matching with the transmission action of the belt wheel mechanism 11, so that the movable arm 7 with the tail end movably connected to the edge of the movable wheel 10 is driven to move, and then the driving base plate 8 and the screen mesh 3 on the driving base plate 8 are driven to reciprocate by matching with the sliding guide action between the guide slide rail 4 on the frame 1 for screening sand and the guide seat 6 and the slide block 9 on the driving base plate 8, so that the vibrating screen function is realized;

a rubber cushion pad is arranged between the rotary driving mechanism 12 and the sand sieving rack 1, and a rotary bearing is arranged between the movable wheel 10 and the sand sieving rack 1;

when the device is used, the rubber buffer cushion is arranged between the rotary driving mechanism 12 and the sand sieving rack 1, and the rubber buffer layers are arranged on the outer side walls of the sand sieving rack 1 and the dust suppression rack 5, so that the buffering and damping effects of the bearing frame structure part of the device are improved, and the functions of noise reduction and damping are realized;

the spray nozzles 20 are uniformly arranged at equal intervals on one side of the fog discharge pipe 17, and the spray nozzles 20 are in threaded connection with the fog discharge pipe 17;

during the use, start water pump 14, can be through inlet tube 13 two ultrasonic nebulizer 19 inside dry fog that produce in proper order, the dry fog of flowing through carries sub-pipe 18, inside the propelling movement effect entering dry fog of fan 15 carries main pipe 16 again, at last by arranging fog pipe 17 and nozzle 20 blowout, make the dust bond each other under the continuous stack suppression of dry fog, and the volume is bigger and bigger, drops under the action of gravity again, and then makes the device realize better dust suppression effect, has alleviateed the flying dust pollution.

When the embodiment of the application is used: external power supply, the user can pour the material into screen cloth 3 through manual work or screw feeder, then start rotation driving mechanism 12, the transmission effect of cooperation belt pulley mechanism 11, can drive the loose wheel 10 rotatory, thereby drive the motion of movable arm 7 of tail end swing joint at loose wheel 10 edge, the slip guide effect between guide slide rail 4 on the frame 1 and guide holder 6 and the slider 9 on the drive base plate 8 is sieved again, drive base plate 8 and the screen cloth 3 on it to and fro swing, realize the vibration screening function, and cooperate the spring 301's that sets up between screen cloth 3 and the drive base plate 8 elastic action, strengthen the vibration frequency, promote the vibration screening effect, then sand can separate with the stone, the sand passes through screen cloth 3 and discharges, the stone then discharges through stone discharge gate 2, and simultaneously, when the device is operated, start water pump 14, can be in proper order by intake two ultrasonic atomizer 19 inside produce the dry fog through inlet tube, flow through dry fog delivery tube 18, the propelling movement of deuterogamying fan 15 gets into inside dry fog delivery tube 16, finally by the blowout of row of fog pipe 17 and nozzle 20, make the dust suppress the dust and drop under the effect of the gravity, and further realized the great dust pollution of the overlapping.

Claims (8)

1. The utility model provides an avoid screening sand machine of raise dust, its characterized in that, includes frame (1) for the screening sand, screen cloth (3) and presses down frame (5) for the dirt, rotary driving mechanism (12) are installed to the inside bottom of frame (1) for the screening sand, the top swing joint of frame (1) for the screening sand has and rotary driving mechanism (12) assorted loose wheel (10), the one end sliding connection that the loose wheel (10) was kept away from in frame (1) for the screening sand has drive base plate (8), just swing joint has digging arm (7) between drive base plate (8) and the digging wheel (10), install in the top of drive base plate (8) screen cloth (3), evenly be provided with spring (301) between drive base plate (8) and screen cloth (3), the one end welding that digging arm (7) was kept away from in screen cloth (3) has stone discharge gate (2), press down frame (5) and install in one side of frame (1) for the screening sand, press down the inside bottom of frame (5) for the dirt inlet tube (13), and install on inlet tube (13) ultrasonic atomization ware (14), press down the welding of dust atomizer both ends of frame (14) and all install the ultrasonic wave atomizer (19), the top of the dry fog conveying sub-pipe (18) is provided with a dry fog conveying main pipe (16), one end of the dry fog conveying main pipe (16) is provided with a fan (15), and one side, close to the screen (3), of the dry fog conveying main pipe (16) is welded with a fog discharge pipe (17).

2. A dust free sand screen according to claim 1, wherein: the outer side walls of the sand screening machine frame (1) and the dust suppression machine frame (5) are provided with rubber buffer layers, and the input end of the dry mist conveying main pipe (16) is communicated with the inside of the water inlet pipe (13) through a corrugated hose.

3. A dust-free screening machine according to claim 1, characterized in that: the bottoms of the sand screening rack (1) and the dust suppression rack (5) are uniformly provided with threaded fixing holes.

4. A dust-free screening machine according to claim 1, characterized in that: the two ends of the movable arm (7) are respectively provided with a rotating shaft between the driving base plate (8) and the movable wheel (10), and the driving base plate (8) is of a hollow structure.

5. A dust-free screening machine according to claim 1, characterized in that: both sides of drive base plate (8) all evenly weld have guide holder (6), one side welding of guide holder (6) has slider (9), the both sides of frame (1) for the screening sand all are provided with slider (9) assorted direction slide rail (4).

6. A dust-free screening machine according to claim 1, characterized in that: the rotary driving mechanism (12) is a servo motor, and a belt pulley mechanism (11) is connected between the rotary driving mechanism (12) and the movable wheel (10).

7. A dust-free screening machine according to claim 1, characterized in that: a rubber cushion pad is arranged between the rotary driving mechanism (12) and the sand screening rack (1), and a rotary bearing is arranged between the movable wheel (10) and the sand screening rack (1).

8. A dust free sand screen according to claim 1, wherein: and the spray nozzles (20) which are arranged at equal intervals are uniformly arranged on one side of the fog discharge pipe (17), and the spray nozzles (20) are in threaded connection with the fog discharge pipe (17).

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