CN219709991U

CN219709991U - Powder spreader

Info

Publication number: CN219709991U
Application number: CN202222227238.0U
Authority: CN
Inventors: 朱俊超; 董琦琼
Original assignee: Zhejiang Shunchang Advanced Grade Highway Maintainance Co ltd
Current assignee: Zhejiang Shunchang Advanced Grade Highway Maintainance Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-09-19
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a powder spreader. The device comprises a storage box, wherein the storage box is fixed on a vehicle plate of a vehicle body, and a water tank and a discharge chute are arranged at the top of the storage box; the side part of the storage box is connected with a communicated collecting box, the storage box is divided into four spaces from top to bottom through a first screen, a second screen and a third screen, the four spaces are respectively a first space, a second space, a third space and a fourth space from top to bottom, a push plate is vertically arranged in the first space, and one side of the push plate, which is far away from the collecting box, is connected with a telescopic rod of a hydraulic cylinder; a plurality of elastic balls are arranged in the second space, the elastic balls are connected in series through a connecting wire, and two ends of the connecting wire are respectively connected to the left side wall and the right side wall of the second space; the third space is internally provided with a grinding device, and the fourth space is internally provided with a dispersing device; the bottom of the fourth space is provided with a plurality of discharge hoppers communicated with the fourth space. The utility model has convenient use and even powder mixing, and can prevent caking powder from blocking.

Description

Powder spreader

Technical Field

The utility model relates to the technical field of highway construction equipment, in particular to a powder spreader.

Background

The road bed of road adopts lime powder, cement powder etc. powder as the additive to improve intensity and water permeability generally, and during construction, need draw the check on the road bed again with powder misce bene, this mode not only inefficiency, can consume very big labour moreover, when using other spreaders, because powder itself impurity is more, caking powder is more, often can block inside the machine, causes unable the use to contain a large amount of impurity in the powder and also be unfavorable for highway later stage construction, consequently, prior art needs further change.

In view of the above problems, related patents have been disclosed in the prior art, and the present utility model discloses a novel spreader having a structure different from that of the prior art.

Disclosure of Invention

The utility model aims to provide a powder spreader which is convenient to use, uniformly mixes powder and can prevent caking powder from blocking.

The technical scheme adopted by the utility model is as follows:

the utility model comprises a storage box, wherein the storage box is fixed on a vehicle plate of a vehicle body, and a water tank and a discharge chute are arranged at the top of the storage box;

the side part of the storage box is connected with a collection box, a first synchronous wheel and a second synchronous wheel which are respectively positioned at the top and the bottom are arranged in the collection box, a first synchronous belt is connected between the first synchronous wheel and the second synchronous wheel, the length direction of the first synchronous belt is vertical to the length direction of the storage box, and a plurality of first rubber hoppers are arranged on the first synchronous belt at equal intervals; the first synchronous wheel shaft is connected with the output shaft of the first rotating motor to form a structure for synchronous movement of the first synchronous wheel and the second synchronous wheel;

the top of the collecting box is provided with a second rubber hopper communicated with the discharge chute, the opening of the second rubber hopper faces upwards, and all the openings of the first rubber hopper on the same side as the second rubber hopper face downwards;

the storage box is divided into four spaces through first screen cloth, second screen cloth and third screen cloth from top to bottom, is respectively: a first space, a second space, a third space, and a fourth space; a push plate is vertically arranged in the first space, one side, away from the collecting box, of the push plate is connected with a telescopic rod of a hydraulic cylinder, and the hydraulic cylinder is fixed on the side wall of the first space; a plurality of elastic balls are arranged in the second space, the elastic balls are connected in series through a connecting wire, and two ends of the connecting wire are respectively connected to the left side wall and the right side wall of the second space; the third space is internally provided with a grinding device, and the fourth space is internally provided with a dispersing device;

the bottom of the fourth space is provided with a plurality of discharging hoppers communicated with the inside of the fourth space, and the plurality of discharging hoppers are closely adjacent along the length direction of the storage box.

The second rubber hopper is arranged adjacent to the first rubber hopper on the same side, and does not interfere with the movement of the first rubber hopper; the first rubber hopper moving to the upper side of the second rubber hopper gradually moves from the opening upwards to the opening downwards, and powder in the first rubber hopper is dumped into the second rubber hopper under the action of gravity.

The top of the first space is provided with a feed inlet communicated with the first space, and the side wall close to the collecting box is provided with a discharge outlet communicated with the collecting box;

the push plate slides left and right in the first space under the drive of the telescopic rod of the hydraulic cylinder, and pushes powder stored in the first space to the collecting box through the discharge hole.

The length of the connecting line is greater than that of the storage box, so that the elastic ball touches the upper wall and the lower wall of the second space. The elastic ball is made of metal or stainless steel.

The vibration generator is connected respectively at second screen cloth both ends, and vibration generator drives the vibration of second screen cloth, drives the elastic ball simultaneously and shakes from top to bottom and touch the upper and lower wall in second space for the powder whereabouts on first screen cloth and the second screen cloth.

The grinding device comprises a second rotating motor, a cross rod and a grinding ball, wherein the second rotating motor is fixed at the center of the net surface of the third screen, the output shaft of the second rotating motor is connected with two horizontally arranged cross rods, the length direction of the output shaft is perpendicular to the length direction of the cross rod, and the cross rod rotates 360 degrees around a rotating shaft by the center of the second rotating motor; the cross rod is provided with a plurality of grinding balls which rotate around the cross rod through a bearing sleeve.

The end part is not contacted with the inner wall of the storage box when the cross rod rotates.

The bottom of the grinding ball is contacted with the mesh surface of the third screen, and the powder on the mesh surface of the third screen is ground through the rotation of the grinding ball.

The dispersing device comprises a third synchronous wheel, a fourth synchronous wheel, a second synchronous belt and a scraping plate, wherein the third synchronous wheel and the fourth synchronous wheel are respectively fixed at the left side and the right side in the fourth space, the second synchronous belt is connected between the third synchronous wheel and the fourth synchronous wheel, and the fourth synchronous wheel is connected with a third rotating motor to form a structure for synchronous movement of the third synchronous wheel and the fourth synchronous wheel; the length direction of the second synchronous belt is parallel to the length direction of the storage box, a plurality of scraping plates are arranged on the second synchronous belt at equal intervals, and the plate surfaces of the scraping plates are perpendicular to the length direction of the second synchronous belt; the scraper moving to the lower side of the second synchronous belt can slide along the bottom surface of the fourth space.

The discharging hopper is vertically communicated, a parallel-arranged rotating impeller is arranged at the opening of the bottom of the discharging hopper, one end of the rotating impeller is connected with the side wall of the discharging hopper through a bearing, the other end of the rotating impeller is connected with the output shaft of a fourth rotating motor, and the fourth rotating motor is fixed on the side wall of the discharging hopper.

The top of the water tank is provided with a water inlet, and the side face of the water tank is provided with an atomizing nozzle. The water pump of atomizer pumps out the water in the water tank, has the dust fall effect to the environment.

The first screen, the second screen and the third screen are all metal meshes.

The utility model is arranged into four layers, the first space can filter large-particle agglomeration powder blocks to prevent blocking equipment, the second space is internally provided with elastic balls which can vibrate and jump up and down, so that the vibration of a screen of the first space can be caused, the powder can be accelerated to fall down, the third space can further grind the large-particle powder, the powder is uniformly mixed, the powder is prevented from being accumulated at one position when falling down, and the powder is unevenly distributed, therefore, a dispersing device is arranged in the fourth space, the powder can be uniformly distributed at the opening position of a discharge hopper, a rotary impeller is further arranged at the discharge hopper to accelerate the powder discharge, the blockage is prevented, the collection box can enable the agglomerated powder to enter the collection box through the thrust of a push plate through a discharge hole, and the agglomerated powder in the collection box is separated by the cooperation of the first rubber hopper and the second rubber hopper.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the bin of FIG. 1;

FIG. 3 is a diagram of the positional relationship between a rotating impeller and a discharge hopper;

in the figure: the vehicle body 1, the vehicle deck 2, the storage tank 3, the water tank 4, the water inlet 5, the atomizer 6, the first screen 7, the second screen 8, the third screen 9, the first space 10, the second space 11, the third space 12, the fourth space 13, the hydraulic cylinder 14, the push plate 15, the discharge port 16, the vibration generator 17, the elastic ball 18, the connecting wire 19, the discharge hopper 20, the collection tank 21, the first synchronizing wheel 22, the second synchronizing wheel 23, the first rotating motor 24, the first synchronizing belt 25, the first rubber hopper 26, the discharge chute 27, the second rubber hopper 28, the second synchronizing belt 29, the second rotating motor 30, the cross bar 31, the grinding ball 32, the third synchronizing wheel 33, the scraper 34, the fourth synchronizing wheel 35, the rotating impeller 36, the bearing 37, the fourth rotating motor 38, the feed port 39

Detailed Description

The utility model is further described below with reference to the drawings and examples.

As shown in fig. 1, a powder spreader comprises a car body 1, wherein the car body 1 comprises a car plate 2, a storage box 3 is arranged on the car plate 2, a water tank 4 is arranged above the storage box 3, and a water inlet 5 and an atomization nozzle 6 are arranged on the water tank 4.

As shown in fig. 2, a feed inlet 39 is formed in the storage box 3, the storage box 3 is divided into four spaces from top to bottom through a first screen 7, a second screen 8 and a third screen 9, the four spaces are a first space 10, a second space 11, a third space 12 and a fourth space 13 from top to bottom, a hydraulic cylinder 14 is arranged on one of two opposite sides of the first space 10, a hydraulic cylinder base 1401 is connected with the side wall of the storage box 3 in the first space 10, a push plate 15 is connected with a telescopic rod of the hydraulic cylinder 14, the edge of the plate surface of the push plate 15 is contacted with the upper wall and the lower wall of the first space 10 in the storage box 3, the plate surface of the push plate 15 is perpendicular to the net surface of the first screen 7, and a discharge outlet 16 is formed in the other side.

The vibration generators 17 are connected to the two sides of the second screen 8, a plurality of elastic balls 18 are arranged in the second space 11, the plurality of elastic balls 18 are connected through connecting wires 19, two ends of each connecting wire 19 are respectively connected to two opposite side walls of the discharging box, and the length of each connecting wire 19 is greater than that of the storage box 3. The upper net surface of the third screen mesh 9 is fixedly connected with a grinding device. A dispersing device is arranged in the fourth space 13. A plurality of discharge hoppers 20 are arranged below the storage box 3, and eighteen discharge hoppers 20 are closely adjacent along the length direction of the storage box 3.

The side surface of the storage box 3 is also connected with a receiving box 21, a discharge hole 16 is communicated with the receiving box 21, the discharge hole 16 is positioned at the upper part of the first space 10, a first synchronous wheel 22 is arranged in the receiving box 21, a second synchronous wheel 23 is arranged below the first synchronous wheel 22, a first synchronous belt 25 is sleeved outside the first synchronous wheel 22 and the second synchronous wheel 23, a first rotating motor 24 is connected with a wheel shaft of the first synchronous wheel 22, a structure of synchronous movement of the first synchronous wheel 22 and the second synchronous wheel 23 is formed, and twenty-three first rubber hoppers 26 with uniform equal intervals are arranged outside the first synchronous belt 25; the material storage box 3 is provided with a material outlet groove 27, the material outlet groove 27 is communicated with a second rubber hopper 28, the opening of the second rubber hopper 28 faces upwards, and when the first rubber hopper 26 is close to the second rubber hopper 28, the opening of the first rubber hopper 26 faces downwards; the length direction of the first synchronous belt 25 is perpendicular to the length direction of the storage box 3, and the discharge hopper 20 penetrates through the vehicle plate 2 to face the ground.

The grinding device comprises a second rotating motor 30, the second rotating motor 30 is fixed on the net surface of a third screen mesh 9, a rotating shaft of the second rotating motor 30 is connected with two cross bars 31, the length direction of the cross bars 31 is parallel to the net surface of the third screen mesh 9, the length direction of the rotating shaft of the second rotating motor 30 is perpendicular to the length direction of the cross bars 31, nine grinding balls 32 are sleeved on the cross bars 31 through bearing sliding sleeves, namely bearings are sleeved on the cross bars 31 in an sleeved mode, the grinding balls 32 are sleeved on the bearing sleeves, and the grinding balls 32 can rotate around the cross bars 31. The powder lumps not ground on both sides are concentrated toward the middle of the screen due to the gravity of the grinding ball 32 and the vibration process during operation.

The dispersing device comprises a third synchronizing wheel 33 and a fourth synchronizing wheel 35, the third synchronizing wheel 33 is connected with the outside of the fourth synchronizing wheel 35 through a second synchronizing belt 29, thirty-two scraping plates 34 are uniformly and equidistantly arranged outside the second synchronizing belt 29, the plate surfaces of the scraping plates 34 are perpendicular to the length direction of the second synchronizing belt 29, the length direction of the second synchronizing belt 29 is identical to the length direction of the storage box 3, and the fourth synchronizing wheel 35 is connected with a third rotating motor.

The position of the opening of the discharge hopper 20 is provided with a rotary impeller 36, one end of a rotating shaft of the rotary impeller 36 is connected to the side wall of the opening of the discharge hopper 20 through a bearing 37, the other end of the rotary impeller 36 is connected with a fourth rotary motor 38, the base of the fourth rotary motor 38 is fixed on the other side of the opening of the discharge hopper 20, and the length direction of the rotary impeller 36 is the same as the opening direction of the discharge hopper 20. The spring ball 18 is made of metal. The elastic ball 18 is made of stainless steel. The first screen 7, the second screen 8 and the third screen 9 are all metal meshes.

The length direction of the discharge hopper 20 is the same as the width direction of the storage box, the length of the scraping plate 34 and the discharge hopper 20 is close to the width of the storage box, and the scraping plate 34 is not contacted with the inner wall of the storage box.

The specific working process comprises the following steps:

injecting water into the water tank 4 from the water inlet 5, pumping the water in the water tank 4 by the water pump of the atomizing nozzle 6, and spraying the water out of the atomizing nozzle 6; meanwhile, lime and cement powder to be scattered are poured into the storage box 3 from the feed inlet 39, the powder agglomerated in the lime powder and cement powder is filtered in the first space 10 by the first screen 7, the vibration generator 17 of the second screen 8 is opened, the second screen 8 starts vibrating, the elastic ball 18 starts vibrating on the second screen 8, the first screen 7 and the second screen 8 start to be hit up and down, and the powder on the first screen 7 and the second screen 8 is accelerated to fall; meanwhile, the second rotating motor 30 is turned on, the second rotating motor 30 starts to rotate, the grinding balls 32 are driven to start to rotate, the grinding balls 32 are metal balls, the grinding balls 32 further grind powder with larger particles, and the powder is accelerated to fall into the fourth space 13; the third rotating motor 35 in the fourth space 13 is switched on, the third synchronous wheel 33 starts to rotate, the scraping plate 34 starts to rotate, so that powder entering the fourth space 13 is uniformly dispersed and then leaks out of the discharge hopper 20, and as the rotating impeller 36 is arranged at the outlet position of the discharge hopper 20, the fourth rotating motor 38 of the rotating impeller 36 is switched on, the rotating impeller 36 starts to rotate, and materials are rolled out through the bottom opening of the discharge hopper 20, so that the discharge is accelerated; meanwhile, the agglomerated powder is gradually accumulated on the first screen 7, the hydraulic cylinder 14 is turned on and turned off, the push plate 15 slowly pushes the powder to the discharge port 16, and the discharge port 16 is positioned at the upper part of the first space 10, so that the agglomerated powder is pushed into the collecting box 21; the first rotating motor 24 is turned on, the first rotating motor 24 drives the first synchronous belt 25 to rotate, the first rubber hopper 26 brings out the caking powder in the collecting box 21, and when the caking powder passes through the second rubber hopper 28, the caking powder can be poured into the second rubber hopper 28 and flows into the discharging groove 27, and constructors can dig out the caking powder from the discharging groove 27.

Claims

1. The powder spreader is characterized by comprising a storage box (3), wherein the storage box (3) is fixed on a vehicle plate (2) of a vehicle body (1), and a water tank (4) and a discharge chute (27) are arranged at the top of the storage box (3);

the side part of the storage box (3) is connected with a collection box (21), a first synchronous wheel (22) and a second synchronous wheel (23) which are respectively arranged at the top and the bottom are arranged in the collection box (21), a first synchronous belt (25) is connected between the first synchronous wheel (22) and the second synchronous wheel (23), the length direction of the first synchronous belt (25) is perpendicular to the length direction of the storage box (3), and a plurality of first rubber hoppers (26) are arranged on the first synchronous belt (25) at equal intervals; the axle of the first synchronous wheel (22) is connected with the output shaft of the first rotary motor (24);

the top of the collecting box (21) is provided with a second rubber hopper (28) communicated with the discharge chute (27), the opening of the second rubber hopper (28) faces upwards, and the openings of all the first rubber hoppers (26) on the same side as the second rubber hopper (28) face downwards;

the storage box (3) is divided into four spaces from top to bottom through a first screen (7), a second screen (8) and a third screen (9), and the four spaces are respectively: a first space (10), a second space (11), a third space (12) and a fourth space (13); a push plate (15) is vertically arranged in the first space (10), one side of the push plate, which is far away from the collecting box (21), is connected with a telescopic rod of a hydraulic cylinder (14), and the hydraulic cylinder (14) is fixed on the side wall of the first space; a plurality of elastic balls (18) are arranged in the second space (11), the elastic balls (18) are connected in series through a connecting wire (19), and two ends of the connecting wire (19) are respectively connected to the left side wall and the right side wall of the second space (11); the third space (12) is internally provided with a grinding device, and the fourth space (13) is internally provided with a dispersing device;

the bottom of the fourth space (13) is provided with a plurality of discharging hoppers (20) communicated with the inside of the fourth space (13), and the plurality of discharging hoppers (20) are closely arranged along the length direction of the storage box (3).

2. A powder spreader according to claim 1, characterized in that the second rubber hopper (28) is arranged adjacent to the first rubber hopper (26) on the same side; the first rubber hopper (26) moving above the second rubber hopper (28) gradually moves from the opening upwards to the opening downwards, and powder in the first rubber hopper (26) is dumped into the second rubber hopper (28) under the action of gravity.

3. A powder spreader as defined in claim 1, wherein,

a feed inlet (39) communicated with the first space (10) is arranged at the top of the first space (10); the first space (10) is provided with a discharge hole (16) communicated with the collecting box (21) on the side wall close to the collecting box (21);

the push plate (15) slides left and right in the first space (10) under the drive of the telescopic rod of the hydraulic cylinder (14).

4. A powder spreader as claimed in claim 1, characterized in that the connecting line (19) has a length greater than the length of the storage bin (3) so that the spring balls (18) touch the upper and lower screens of the second space (11).

5. A powder spreader according to claim 1, wherein two ends of the second screen (8) are respectively connected with a vibration generator (17), and the vibration generator (17) drives the second screen (8) to vibrate and drives the elastic ball (18) to vibrate up and down to touch the upper screen and the lower screen of the second space (11).

6. The powder spreader of claim 1, wherein the grinding device comprises a second rotating motor (30), a cross rod (31) and grinding balls (32), the second rotating motor (30) is fixed at the center of the upper net surface of the third screen (9), two horizontally arranged cross rods are connected to the output shaft of the second rotating motor (30), the length direction of the output shaft is perpendicular to the length direction of the cross rod (31), and the cross rod (31) rotates 360 degrees around the rotation shaft with the center of the second rotating motor (30); the cross rod (31) is provided with a plurality of grinding balls (32) which rotate around the cross rod through a bearing sleeve.

7. A powder spreader as claimed in claim 6, wherein the bottom of the grinding ball (32) is in contact with the mesh surface of the third screen (9), and the powder on the mesh surface of the third screen (9) is ground by rotation of the grinding ball (32).

8. The powder spreader according to claim 1, wherein the dispersing device comprises a third synchronizing wheel (33), a fourth synchronizing wheel (35), a second synchronizing belt (29) and a scraper (34), the third synchronizing wheel (33) and the fourth synchronizing wheel (35) are respectively fixed at the left and right sides of the interior of the fourth space (13), a second synchronizing belt (29) is connected between the third synchronizing wheel and the fourth synchronizing wheel, and the fourth synchronizing wheel (35) is connected with a third rotating motor; the length direction of the second synchronous belt (29) is parallel to the length direction of the storage box (3), a plurality of scrapers (34) are arranged on the second synchronous belt (29) at equal intervals, and the plate surface of each scraper (34) is perpendicular to the length direction of the second synchronous belt (29); the scraper (34) moving to the lower side of the second synchronous belt (29) can slide along the bottom surface of the fourth space (13).

9. The powder spreader of claim 1, wherein the discharge hopper (20) is vertically penetrated, a rotating impeller (36) arranged in parallel is arranged at the bottom of the discharge hopper (20), one end of the rotating impeller (36) is connected with the side wall of the discharge hopper (20) through a bearing, the other end of the rotating impeller is connected with an output shaft of a fourth rotating motor (38), and the fourth rotating motor (38) is fixed on the side wall of the discharge hopper (20).

10. A powder spreader as claimed in claim 1, characterized in that the top of the water tank (4) is provided with a water inlet (5) and the side is provided with an atomizer (6).