CN116573432A - Powder spraying equipment for land restoration - Google Patents

Abstract

The application relates to the technical field of agricultural mechanical equipment, and discloses powder spraying equipment for land restoration, which solves the problem of uneven powder spraying for land restoration. The material scattering device comprises a material guiding hopper, a material conveying pipe, a material transferring box and a driving piece for driving the material transferring box to rotate, wherein the material feeding hole of the material guiding hopper is correspondingly arranged below the material discharging hole, the material guiding hole is arranged at the bottom of the material guiding hopper, one end of the material conveying pipe is in butt joint with the material guiding hole, the other end of the material conveying pipe is fixedly connected with the material transferring box, a spiral material feeding piece is fixed in the material conveying pipe, and a plurality of material scattering holes which are obliquely downwards arranged are formed in the surface circumference array of the material transferring box. The application can make the powder uniformly scattered on the land and improve the land restoration effect.

Description

Powder spraying equipment for land restoration

Technical Field

The application relates to the technical field of agricultural machinery equipment, in particular to powder spraying equipment for land restoration.

Background

With the development of town and industrialization, the farmland soil is increasingly polluted by heavy metals or organic matters, the farmland pollution can restrict the sustainable development of human society, and serious pollution can be caused to agricultural products so as to endanger human health, so that land restoration is increasingly focused on all countries of the world.

At present, the farmland soil pollution mainly adopts a safe utilization mode to ensure the quality safety of agricultural products, and the commonly adopted farmland safe utilization technology comprises soil conditioning, variety substitution, leaf surface resistance control, water and fertilizer management and the like, wherein the soil conditioning mainly comprises the steps of spraying powdery passivating agent into farmland soil, mainly comprises the step of manually spraying, and has low efficiency.

The existing powder medicine spraying machine adopting agricultural vehicle traction is characterized in that a conveyor belt is arranged at the bottom of a storage bin, a discharge hole is formed in the position, located at the outlet of the conveyor belt, of the storage bin, a rotary material throwing disc is arranged below the discharge hole, and a plurality of material pushing partition plates are circumferentially arranged on the upper surface of the material throwing disc. Powder is filled into the bin and quantitatively falls onto the material throwing disc from the discharge hole through the conveyor belt, and the material pushing partition plate disperses the powder to the periphery when the material throwing disc rotates.

Compared with the manual powdering and the equipment for directly dispersing the powder from the bottom of the bin, the powder medicine spraying machine greatly improves powdering efficiency and effect. However, the material can not be uniformly scattered due to the structure of the material throwing disc, and the materials are much in the places close to the material throwing disc and little in the places far away from the material throwing disc; and the powdery material is lighter, and the material far away from the throwing tray is less and is thrown out of inertia to generate dust.

Disclosure of Invention

In order to improve the defect of uneven powder spraying for land restoration, the application provides powder spraying equipment for land restoration.

The application provides powder spraying equipment for land restoration, which adopts the following technical scheme:

a powder spraying apparatus for land reclamation comprising:

the bottom of the storage bin is provided with an opening, and the side wall of the storage bin is provided with a discharge hole;

the conveying device comprises a conveying belt which is arranged in the storage bin and positioned at the opening, scraping strips are arranged on the surface of the conveying belt in an array manner along the conveying direction, and the discharge end of the conveying belt corresponds to the discharge port; and

the material scattering device comprises a material guide hopper, a material conveying pipe, a material rotating box and a driving part for driving the material rotating box, wherein a material inlet of the material guide hopper is correspondingly arranged below the material outlet, the bottom of the material guide hopper is provided with a material guide opening, one end of the material conveying pipe is in butt joint with the material guide opening, the other end of the material conveying pipe is fixedly connected with the material rotating box, an inner cavity is formed by communicating the material conveying pipe with the material rotating box, a spiral material conveying sheet is fixedly arranged in the material conveying pipe, and a plurality of material scattering openings are formed in a surface circumference array of the material rotating box.

By adopting the technical scheme, the powdery material in the bin is conveyed into the guide hopper through the conveyor belt at the bottom, and the scraping strip can scrape the powdery material uniformly and quantitatively; the powder is gathered into the feeding pipe by the guide hopper, and the spiral feeding sheets enable the powder to smoothly slide downwards and be uniformly distributed into the material transferring box; when the material rotating box is driven by the driving piece to rotate, powder is scattered and falls from the bulk cargo opening due to centrifugal effect. The powder can fall into the material transferring box uniformly and quantitatively through the scraping strips and the spiral feeding sheets, and along with uniform-speed traction of the agricultural vehicle, the powder flying out of the material transferring box is continuously and quantitatively; and through the bulk cargo mouth of array, the powder can evenly scatter on the land, has improved the effect of land restoration.

Optionally, the bulk cargo opening is arranged obliquely downwards along the rotation direction of the material transferring box.

By adopting the technical scheme, the powder can generate a centrifugal direction movement path due to the rotating material rotating box, and the powder can be thrown out along the original movement path through the bulk bin arranged along the rotating direction, so that the resistance is reduced; the inclined downward bulk cargo opening can also enable powder to move downwards, so that dust emission is reduced.

Optionally, bulk cargo plates are arranged in the transfer box along the circumferential array.

Through adopting above-mentioned technical scheme, the powder in the transfer box still has partial residue in the in-process that the centrifugation was thrown away, and the bulk cargo board can make the powder gather before the bulk cargo board again in the rotation in-process, then spreads to the soil surface with the circumference form, further improves the homogeneity of spilling the material.

Optionally, spill material device still including being used for the restriction change the material piece that keeps off of magazine bulk cargo scope, keep off the material piece including arc curb plate and lid and locate the roof of curb plate top, the arc mouth orientation of curb plate change the magazine and the radian with change the magazine unanimity.

Through adopting above-mentioned technical scheme, keep off material piece can restrict powder and fly away to spraying equipment inside, reduces the possibility of equipment damage, and curved curb plate has certain trimming effect to the powder that flies away.

Optionally, the dust device that still is provided with above the material scattering device, the dust device including set up in change the water tank of magazine top and respectively with inlet tube and the shower nozzle that the water tank is connected, the orientation of shower nozzle is located change the top of magazine, the water tank rotation is connected with a plurality of impellers of circumference array.

By adopting the technical scheme, the powder is lighter in weight, dust is easy to raise in the sowing process, the impeller rotating in the water tank can spray water farther, the possibility that the powder falls down firstly at a designated position and then water is sprayed is improved, and the repairing effect of the powder on the land is improved; the sprayed water mist can adhere to dust in the air to enable the dust to fall on the land, so that the utilization rate of powder is improved, and the influence on the health of staff is reduced.

Optionally, the conveying pipe wears to locate the water tank, a plurality of impeller along circumference array set up in on the outer wall of conveying pipe, the conveying pipe with be provided with between the water tank and be used for waterproof sealing member.

Through adopting above-mentioned technical scheme, specifically, the impeller sets up on the conveying pipe in order to realize a driving piece co-drive and powder spraying, more energy-concerving and environment-protective.

Optionally, the spray head is arranged obliquely upwards.

Through adopting above-mentioned technical scheme, the ascending shower nozzle of slope can further spray water farther and the scope is wider, reduces the powder of appointed position on the soil and just is fallen by the possibility of water adhesion not falling yet, has guaranteed the effect of broadcasting the powder.

Optionally, the feed bin in discharge gate department sliding connection has the gate, still be provided with on the feed bin and be used for the slip the gate opens or closes the adjustment mechanism of discharge gate.

Through adopting above-mentioned technical scheme, can adjust the degree of opening of gate according to the restoration demand of different lands during the use to the broadcast volume of control powder has improved sprinkler's suitability.

In summary, the present application includes at least one of the following beneficial effects:

1. the scraping strip can scrape powder evenly and quantitatively, the spiral feeding sheets enable the powder to slide down smoothly and be distributed into the material transferring box evenly, the powder is scattered circumferentially in the material transferring box and falls from the material scattering port due to centrifugal effect, the material scattering plate can enable the powder remained in the material transferring box to be gathered in front of the material scattering plate and then scattered to the land surface in a circumferential mode, and the mechanism can enable the powder to be scattered on the land evenly, so that the land repairing effect is improved;

2. the opening degree of the gate can be adjusted according to the land restoration requirement through the adjusting mechanism, so that the adaptability is high and the restoration effect is good;

3. the inclined downward bulk cargo opening can enable powder to fall to the ground as soon as possible, dust emission is reduced, the dust falling device adsorbs and falls the dust emission through water spraying, the powder utilization rate is improved, and the influence on human health is reduced;

4. the rotating box and the impeller share the driving piece to simultaneously perform powder spraying and water spraying, so that the device is more energy-saving and environment-friendly.

Drawings

FIG. 1 is a schematic view showing a construction of a powder spraying apparatus for land reclamation according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of a powder spraying apparatus for land reclamation in an embodiment of the present application;

FIG. 3 is an enlarged view at A in FIG. 1;

fig. 4 is a cross-sectional view of a spreading device according to an embodiment of the present application;

FIG. 5 is a cross-sectional view of a dust suppression device in an embodiment of the application;

fig. 6 is a schematic structural view of the vibrating device installed in the bin according to the embodiment of the application.

Reference numerals illustrate: 1. a frame; 11. a surrounding baffle; 2. a storage bin; 21. an opening; 22. a discharge port; 23. a movable groove; 3. a gate; 4. a conveying device; 41. a conveyor belt; 42. scraping the strip; 43. a drive assembly; 5. a spreading device; 51. a guide hopper; 511. a material guiding port; 52. a feed pipe; 53. a transfer box; 531. a bulk material port; 54. a driving member; 55. a feeding sheet; 56. a bulk material plate; 57. a material blocking piece; 571. a side plate; 572. a top plate; 6. a dust fall device; 61. a water tank; 62. a water inlet pipe; 63. a spray head; 64. an impeller; 65. a seal; 7. an adjusting mechanism; 71. an adjusting rod; 72. a fixing seat; 73. a rack; 74. a gear; 75. a guide rail; 76. a ratchet wheel; 77. a pawl; 78. a turntable; 8. a vibrating device; 81. vibrating the material net; 82. a connecting column; 83. and a roller.

Detailed Description

The application is described in further detail below with reference to fig. 1-5.

Referring to fig. 6, an embodiment of the application discloses a powder spraying device for land reclamation, which comprises a frame 1 and a bin 2 arranged on the frame 1, wherein an opening 21 is arranged at the bottom of the bin 2, a discharge hole 22 is arranged on the side wall of the bin 2, a conveying device 4 is arranged at the position of the opening 21 of the bin 2, the discharge end of the conveying device 4 corresponds to the discharge hole 22, and a material scattering device 5 and a dust settling device 6 are arranged below the discharge hole 22. The powdery material in the storage bin 2 falls into the scattering device 5 from the discharge hole 22 through the bottom conveying device 4 and then uniformly spreads powder to the land, and the dust settling device 6 can reduce dust.

Referring to fig. 2, the conveying device 4 includes a conveyor belt 41 disposed in the bin 2 and located at the opening 21, and a driving assembly 43 driving the conveyor belt 41 to drive, wherein a discharge end of the conveyor belt 41 is disposed at a position corresponding to the discharge port 22, the surface of the conveyor belt 41 is provided with scraping bars 42 in an array along a conveying direction, and the scraping bars 42 may be disposed to be inclined toward the conveying direction.

Referring to fig. 3, a gate 3 is slidably connected to the discharge port 22, and guide rails 75 are disposed on two sides of the discharge port 22 of the storage bin 2, and the gate 3 is slidably connected to the guide rails 75 in a matching manner. The adjusting mechanism 7 comprises a rack 73, a gear 74 and an adjusting rod 71, wherein the rack 73 is arranged on the outer surface of the gate 3 along the sliding direction of the gate 3, the two sides of the discharging hole 22 of the storage bin 2 are provided with fixing seats 72, the adjusting rod 71 is penetrated through and rotationally connected in the fixing seats 72, the gear 74 is fixedly sleeved on the adjusting rod 71 at a position corresponding to the rack 73, and the gear 74 is meshed with the rack 73. The adjusting rod 71 is fixedly sleeved with a ratchet wheel 76, a pawl 77 which is connected with the ratchet wheel 76 in a matching way is rotationally connected to the storage bin 2 so as to lock the rotation of the adjusting rod 71, thereby fixing the gate 3, and one end of the adjusting rod 71 is connected with a rotary table 78 so as to facilitate people to rotate the adjusting rod 71.

Referring to fig. 2 and 4, a fence 11 is fixed to the frame 1 in a horizontal circumferential direction at a discharge end of the conveyor belt 41. The spreading device 5 comprises a guide hopper 51, a feed pipe 52, a material rotating box 53 and a driving piece 54 for driving the material rotating box 53 to rotate; the guide hopper 51 is arranged in the enclosure 11, the feed inlet of the guide hopper 51 is correspondingly arranged below the discharge outlet 22, a guide inlet 511 is formed at the bottom of the guide hopper 51, one end of the feed pipe 52 is in butt joint with the guide inlet 511, the other end of the feed pipe is fixedly connected with the material transferring box 53, the guide inlet 511 can extend into the feed pipe 52 to reduce the possibility of powder scattering, an inner cavity is formed by communicating the feed pipe 52 with the material transferring box 53, a spiral feed piece 55 is fixedly arranged in the feed pipe 52, and the feed piece 55 can extend downwards to the bottom surface of the material transferring box 53; in other embodiments, the feed tube 52 may also be integrally formed with the transfer box 53. The surface circumference array of changeing the magazine 53 has seted up a plurality of bulk cargo mouths 531, and the lateral wall and the diapire of changeing the magazine 53 all can be equipped with bulk cargo mouths 531 in order to make the powder even and intensive to disperse on the soil, and preferably, bulk cargo mouths 531 incline downwards along the direction of rotation of changeing the magazine 53, and bulk cargo mouths 531 that set up along the direction of rotation can make the powder throw away along the path of centrifugation, reduce the resistance, and slope decurrent bulk cargo mouths 531 can also make powder downward movement moreover, reduces the raise dust. The driving piece 54 is disposed below the material transferring box 53, and an output rotating shaft of the driving piece 54 is fixedly connected with the material transferring box 53, and the driving piece 54 may be configured as a motor fixed on the frame 1.

Further, referring to fig. 4, the powder material spirally fed by the feeding sheet 55 can be uniformly dispersed in the material transferring box 53 and fall out from the material scattering port 531, but some powder material may remain in the material transferring box 53, the bottom wall of the material transferring box 53 is further provided with a material scattering plate 56 in array in the circumferential direction of the feeding sheet 55, and the material scattering plate 56 can make the powder material re-gather in front of the material scattering plate 56 and then scatter to the ground surface in circumferential form, so as to further improve the uniformity of the material scattering. In addition, a blocking piece 57 for limiting the bulk cargo range of the material transferring box 53 is fixedly connected to the frame 1, the blocking piece 57 is located on one side of the material transferring box 53, which is close to the conveyor belt 41, the blocking piece 57 includes an arc-shaped side plate 571 and a top plate 572 covering the side plate 571, and the arc opening of the side plate 571 faces the material transferring box 53 and the arc is consistent with the material transferring box 53.

Referring to fig. 5, since the powder is light in weight and may fly during the broadcasting process, the frame 1 is further provided with a dust settling device 6 for reducing dust. The dust settling device 6 comprises a water tank 61 fixed on the frame 1 and positioned above the material transferring box 53, a water inlet pipe 62 and a spray head 63 which are respectively connected with the water tank 61, and the spray head 63 is positioned above the material transferring box 53; a plurality of impellers 64 are arranged in the water tank 61 in a circumferential array, and the impellers 64 are driven by the driving piece 54 to rotate, so that the energy conservation and the efficiency are improved. In order to ensure that powder falls down at a specified position on the land and then water is sprayed, the rotation center of the impeller 64 is deviated from the center of the water tank 61, the water inlet pipe 62 is connected to the position on the water tank 61 deviated from the rotation center of the impeller 64 so as to facilitate the centrifugal throwing of water by the impeller 64, the spray head 63 is arranged at the position where the channel width between the impeller 64 and the inner wall of the water tank 61 is maximum, and the spray head 63 extends in a direction away from the water tank 61 and is obliquely upwards arranged so as to spray the water farther.

Specifically, the water tank 61 is disposed above the material transferring box 53, the material transferring pipe 52 is disposed through the water tank 61, the axis of the material transferring pipe 52 deviates from the center of the water tank 61, and the impellers 64 are disposed on the outer wall of the material transferring pipe 52 in a circumferential array, so that the driving member 54 drives the material transferring box 53 and the impellers 64 to rotate simultaneously, a sealing member 65 for water-proof is disposed between the material transferring pipe 52 and the water tank 61, and the sealing member 65 can be a rotary sealing ring made of rubber with good sealing performance.

Optionally, but not limited to, referring to fig. 6, in order to make the powder scraped by the scraping strip 42 more uniform and quantitative, the bin 2 is further provided with a vibrating device 8. The vibrating device 8 comprises a vibrating net 81 which is horizontally arranged, the vibrating net 81 is provided with meshes for powder to pass through, the inner wall of the storage bin 2 is provided with a movable groove 23 near the bottom, and the vibrating net 81 is connected in the movable groove 23 in a matching way and can vertically slide; one surface of the vibrating net 81 close to the conveyor belt 41 is fixedly provided with a connecting column 82, the connecting column 82 is rotatably connected with a roller 83 abutted against the conveyor belt 41, and the diameter of the roller 83 is larger than the distance between two adjacent scraping strips 42. The diameter of the roller 83 is larger than the distance between two adjacent scraping strips 42, so that the roller 83 abutting against the scraping strips 42 can vibrate up and down, and the possibility that the roller 83 is blocked between the scraping strips 42 is reduced. Along with the transmission of the conveyor belt, the roller abutted against the scraping strip can vibrate up and down, so that the vibrating screen is driven to vibrate, and when less powder is in the storage bin, the vibrating screen oscillates and levels the powder, so that the powder is scraped uniformly and quantitatively; when the powder in the feed bin is more, the powder of feed bin bottom can be pressed to be set more closely knit, shakes the material net and shakes the powder vibration loose, and the conveyer belt of being convenient for sends out the powder.

The implementation principle of the powder spraying equipment for land restoration provided by the embodiment of the application is as follows:

before use, the adjusting rod 71 is rotated according to the land restoration requirement to adjust the opening degree of the gate 3, the powdery material in the storage bin 2 is conveyed into the guide hopper 51 through the conveyor belt 41 at the bottom, the scraping strips 42 can scrape powder evenly and quantitatively, and the vibrating net 81 can also oscillate and level the powder when the powder is less. The powder is gathered into the material conveying pipe 52 by the material guide hopper 51, and the spiral material conveying sheets 55 enable the powder to smoothly slide downwards and be uniformly distributed into the material transferring box 53; when the transfer box 53 is driven to rotate by the driving piece 54, powder is scattered by centrifugal effect and falls from the bulk material port 531, and the bulk material plate 56 can enable the powder remained in the transfer box 53 to be gathered before the bulk material plate 56, and then uniformly scattered to the land surface in a circumferential mode, so that the land restoration effect is improved. The centrifugal impeller 64 provided on the feed pipe 52 causes the liquid to be ejected from the nozzle 63 obliquely upward to a remote place by a centrifugal force to generate a high speed, thereby performing a dust-settling function.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. A powder spraying apparatus for land reclamation, comprising:

the device comprises a storage bin (2), wherein an opening (21) is formed in the bottom of the storage bin (2), and a discharge hole (22) is formed in the side wall of the storage bin;

the conveying device (4) comprises a conveying belt (41) which is arranged in the storage bin (2) and positioned at the opening (21), scraping strips (42) are arranged on the surface of the conveying belt (41) in an array manner along the conveying direction, and the discharge end of the conveying belt (41) corresponds to the discharge port (22); and

spill material device (5), including guide hopper (51), conveying pipe (52), change magazine (53) and drive change magazine (53) pivoted driving piece (54), the feed inlet of guide hopper (51) correspond set up in discharge gate (22) below, the bottom of guide hopper (51) is equipped with guide mouth (511), conveying pipe (52) one end with guide mouth (511) butt joint, the other end with change magazine (53) fixed connection, conveying pipe (52) with change magazine (53) intercommunication and be formed with the inner chamber, conveying pipe (52) internal fixation is provided with spiral pay-off piece (55), a plurality of bulk cargo mouths (531) have been seted up to the surface circumference array of change magazine (53).

2. A powder spraying device for land reclamation as in claim 1, characterized in that the bulk material opening (531) is arranged obliquely downwards in the direction of rotation of the transfer box (53).

3. A powder spraying device for land reclamation as in claim 2, characterized in that a bulk material plate (56) is arranged in a circumferential array in the transfer box (53).

4. A powder spraying device for land reclamation as recited in claim 1, wherein the material spreading means (5) further comprises a material blocking member (57) for restricting the bulk material range of the material transferring box (53), the material blocking member (57) comprises an arc-shaped side plate (571) and a top plate (572) covered above the side plate (571), and an arc opening of the side plate (571) faces the material transferring box (53) and has a curvature consistent with that of the material transferring box (53).

5. The powder spraying device for land reclamation according to claim 1, wherein a dust settling device (6) is further arranged above the material scattering device (5), the dust settling device (6) comprises a water tank (61) arranged above the material transferring box (53), a water inlet pipe (62) and a spray head (63) which are respectively connected with the water tank (61), the spray head (63) is oriented above the material transferring box (53), and a plurality of impellers (64) which are circumferentially arrayed are rotationally connected with the water tank (61).

6. The powder spraying device for land reclamation as recited in claim 5, wherein the feed pipe (52) is provided through the water tank (61), a plurality of impellers (64) are arranged on the outer wall of the feed pipe (52) in a circumferential array, and a sealing member (65) for waterproofing is provided between the feed pipe (52) and the water tank (61).

7. A land reclamation powder spray apparatus as recited in claim 5 or 6, characterized in that said spray head (63) is disposed obliquely upwardly.

8. The powder spraying device for land reclamation according to claim 1, wherein the bin (2) is slidably connected with a gate (3) at the discharge port (22), and an adjusting mechanism (7) for sliding the gate (3) to open or close the discharge port (22) is further arranged on the bin (2).