Powder particle cleaning equipment

Abstract

The powder-carrying particle cleaning equipment comprises a cleaning device, the cleaning device comprises a discharging mechanism, a first conveying mechanism and a spraying mechanism, the output end of the discharging mechanism is arranged above the conveying face of the first conveying mechanism, and the spraying mechanism sprays towards the conveying face of the first conveying mechanism; the powder-carrying particle cleaning equipment further comprises a circulating device and a drying device. The cleaning device further comprises a water collecting mechanism. A plurality of draining holes are formed in the conveying surface of the first conveying mechanism, and the water collecting mechanism is arranged below the draining holes; the circulating device comprises a filtering mechanism and a first water pump, the input end of the filtering mechanism is connected to the output end of the water collecting mechanism, and the first water pump is connected between the filtering mechanism and the spraying mechanism; the filtering mechanism comprises a residue filtering unit; the drying device comprises a second conveying mechanism and a hot air mechanism, the second conveying mechanism is arranged on the downstream of the first conveying mechanism, and the hot air mechanism blows air to the second conveying mechanism. The particulate matter surface powder can be recycled, and cleaning water can be recycled.

Description

TECHNICAL FIELD

[0001] The utility model relates to granule production technical field especially relates to a take powder granule cleaning equipment. BACKGROUND

[0002] The surface of granule product of chemical production often has raw material powder, needs to clean and dry to get finished product granule to the granule. The existing such as the announcement number for CN217434758U's Chinese practical new type patent discloses a kind of granule processing equipment, it discloses a kind of plastic granule screening and cleaning equipment, including high-pressure cleaning sedimentation equipment and high-speed centrifugal dehydration equipment, can be high-pressure flushing to plastic granule, and the plastic granule after cleaning is transferred into dehydration equipment and is dehydrated and dried.

[0003] However, after washing granule with clean water, a large amount of raw material powder will be mixed, and the existing technology uses cleaning sedimentation equipment to remove impurities by sedimentation and layering, which makes it difficult to recycle most of the water after cleaning, and the raw material powder in the water cannot be recycled. In addition, the water after washing is not recycled, and long-term spraying and washing also causes waste of water resources. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of take powder granule cleaning equipment, which can recycle the surface powder of granule and realize the circulation of cleaning water.

[0005] The utility model provides a kind of take powder granule cleaning equipment, which includes a cleaning device, the cleaning device includes a discharge mechanism, a first transmission mechanism and a spraying mechanism, the output end of the discharge mechanism is arranged above the transmission surface of the first transmission mechanism, and the spraying mechanism sprays towards the transmission surface of the first transmission mechanism. The take powder granule cleaning equipment further includes a circulating device and a drying device, and the cleaning device further includes a water collecting mechanism. The transmission surface of the first transmission mechanism is provided with a plurality of drainage holes, and the water collecting mechanism is arranged below the drainage holes. The circulating device includes a filter mechanism and a first water pump, the input end of the filter mechanism is connected to the output end of the water collecting mechanism, and the first water pump is connected between the filter mechanism and the spraying mechanism. The filter mechanism includes a residue removal unit. The drying device includes a second transmission mechanism and a hot air mechanism, the second transmission mechanism is arranged downstream of the first transmission mechanism, and the hot air mechanism blows air towards the second transmission mechanism.

[0006] From the above scheme can be seen, the first transmission mechanism of the present application is provided with a drain hole in the transmission surface, the diameter of the drain hole is smaller than the diameter of the powder particles, the particles cannot fall through the drain hole, but the spray water can carry the washed powder to flow into the drain hole and fall into the water collecting mechanism, the "powder water" collected by the water collecting mechanism is filtered by the filtering mechanism, the clean water is pumped into the spraying mechanism by the first water pump for spraying, realizing the recycling of the spray water, and the filter residue unit of the filtering mechanism can filter and collect the filter residue composed of the powder, and the filter residue can be recycled. The drying device can dry the cleaned particles to obtain finished particles.

[0007] Preferably, the filtering mechanism further comprises a second water pump and a clean water tank, the second water pump is arranged between the output end of the water collecting mechanism and the filter residue unit, the water outlet end of the filter residue unit is connected to the first communication end of the clean water tank, and the water inlet end of the first water pump is connected to the second communication end of the clean water tank, the height of the second communication end is higher than the height of the first communication end.

[0008] Therefore, the filtered water filtered by the filter residue unit may still contain some powder, in order to ensure that the spray mechanism is not blocked when the water is recycled, the present application sets a clean water tank to precipitate the filtered water, the first communication end enters from the lower position or the bottom of the clean water tank, which can reduce the disturbance of the filtered water to the powder, the first water pump takes the clean water in the clean water tank from the upper position of the second communication end, the powder settles at the bottom of the clean water tank, and the first water pump pumps the relatively pure clean water into the nozzle of the spraying mechanism for re-spraying. The second water pump pumps the powder water collected by the water collecting mechanism into the filter residue unit.

[0009] Further, a baffle is arranged in the clean water tank, the baffle separates the clean water tank into a first chamber and a second chamber, the first chamber and the second chamber are connected to the upper side of the baffle, the first communication end is connected to the first chamber, and the second communication end is connected to the second chamber.

[0010] Therefore, in order to improve the precipitation effect of the clean water tank, a baffle is arranged in the clean water tank to separate the clean water tank into two spaces, which can realize multi-stage precipitation, the first communication end introduces the relatively turbid filtered water into the first chamber for precipitation, the relatively pure filtered water in the upper side of the first chamber flows into the second chamber from the upper side of the baffle, and the filtered water in the second chamber is precipitated for the second time, and the first water pump takes water from the second communication end arranged at the upper side of the second chamber and pumps it into the spraying mechanism.

[0011] Further, the drying mechanism is further provided, and the filter residue unit is connected to the drying mechanism.

[0012] Therefore, the powder residue formed after the filter residue unit is filtered will be sent to the drying mechanism for drying and recycling.

[0013] Further, the first distributing mechanism and the second distributing mechanism are arranged between the output end of the feeding mechanism and the transmission surface of the first transmission mechanism and between the transmission surface of the first transmission mechanism and the transmission surface of the second transmission mechanism.

[0014] Therefore, the first distributing mechanism can uniformly transfer the powder particles to the transmission surface of the first transmission mechanism, improve the spraying cleaning effect, and the second distributing mechanism can uniformly transfer the cleaned particles to the transmission surface of the second transmission mechanism, so that the particles are more uniformly and completely dried.

[0015] Further, the drying device further comprises an exhaust mechanism arranged along the transmission direction of the transmission surface of the second transmission mechanism, the transmission surface of the second transmission mechanism is provided with a plurality of ventilation holes, and the transmission surface of the second transmission mechanism is arranged between the exhaust mechanism and the hot air mechanism.

[0016] Further, the hot air mechanism is arranged below the second transmission mechanism, the exhaust mechanism is arranged above the second transmission mechanism, and the hot air generated by the hot air mechanism passes through the ventilation holes and is collected by the exhaust mechanism.

[0017] Therefore, the hot air generated by the hot air mechanism passes through the transmission surface of the second transmission mechanism through the ventilation holes to dry the particles, and the exhaust gas after drying is collected and discharged by the exhaust mechanism.

[0018] Further, the plurality of drainage holes are arranged in an array along the width direction and the moving direction of the transmission surface of the first transmission mechanism, and the plurality of ventilation holes are arranged in an array along the width direction and the moving direction of the transmission surface of the second transmission mechanism.

[0019] Further, the transmission surface of the first transmission mechanism is a first chain plate, and the drainage holes are arranged on the plate surface of the first chain plate; and / or, the transmission surface of the second transmission mechanism is a second chain plate, and the ventilation holes are arranged on the plate surface of the second chain plate.

[0020] Therefore, the uniformly arranged drainage holes can quickly and uniformly drain the water on the transmission surface of the first transmission mechanism into the water collecting mechanism below, and the hot air can uniformly dry the particles through the uniformly arranged ventilation holes. BRIEF DESCRIPTION OF DRAWINGS

[0021] The utility model is further described by using the drawings, but the embodiments in the drawings do not constitute any limitation to the utility model, and other drawings can be obtained by the following drawings without creative labor for the ordinary skilled in the art.

[0022] Figure 1 It is a schematic diagram of the embodiment of the utility model.

[0023] Figure 2 is a top view of the first swing mechanism of the embodiment of the utility model.

[0024] Figure 3 is a schematic view of the clean water tank of the embodiment of the utility model.

[0025] Figure 4 is a schematic view of the conveying surface of the first conveying mechanism of the embodiment of the utility model. DETAILED DESCRIPTION

[0026] The technical scheme of the utility model will be described clearly and completely in combination with the drawings, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0027] Referring to Figures 1 to 4 The embodiment provides a kind of powder particle cleaning equipment, including cleaning device 1, circulating device 2 and drying device 3, wherein cleaning device 1 includes discharging mechanism 11, first conveying mechanism 12, spraying mechanism 13 and water collecting mechanism 14, first swing mechanism 41 is arranged between the conveying surface of discharging mechanism 11 and first conveying mechanism 12, first swing mechanism 41 is composed of swing device and tray 411 arranged above swing device, tray 411 is inclinedly arranged and outlet 412 is arranged at its lowest point, the periphery of tray 411 is all shielded except outlet 412.Pivot device 413 can drive the outlet 412 of tray 411 swing in the width direction of the conveying surface of first conveying mechanism 12, discharging mechanism 11 is in the form of hopper, powder particles fall into tray 411 from discharging mechanism 11, since pivot device 413 drives tray 411 to swing, particles can be evenly dropped on the conveying surface of first conveying mechanism 12.

[0028] First conveying mechanism 12 adopts first chain plate conveyor, and first chain plate conveyor includes first chain plate, the surface of first chain plate is the conveying surface 121 of first conveying mechanism 12 of the embodiment, and through holes are arranged on the chain plate and pass through the thickness of both sides of the chain plate, and the plurality of through holes are a plurality of drain holes 122 arranged on the conveying surface 121 of the embodiment, and the plurality of drain holes 122 are evenly arranged along the width direction and the moving direction of the conveying surface 121 of first conveying mechanism 12 and form drain hole 122 array.Particles falling into the conveying surface 121 of first conveying mechanism 12 from first swing mechanism 41 are evenly distributed on the plurality of drain holes 122.It needs to be explained that the aperture of drain hole 122 is set to be smaller than the diameter of particles, specifically, the powder particle cleaning equipment under the embodiment is applicable to 0.5mm-1.5mm diameter particles, and drain hole 122 is set to aperture below 0.25mm.

[0029] The spraying mechanism 13 in this embodiment includes four sets of nozzles 131, which are evenly arranged along the transmission direction of the transmission surface of the first transmission mechanism 12. The spraying mechanism 13 can spray clean water towards the transmission surface of the first transmission mechanism 12 to clean the powder particles. The water collection mechanism 14 is in the form of a water collection hood, which covers the area below the drain holes 122 of the transmission surface of the first transmission mechanism 12. The clean water mixed with powder is collected by the water collection mechanism 14 and flows into the circulation device 2 connected to it.

[0030] The circulation device 2 includes a filter cake unit 21, a clean water tank 22, a first water pump 23, and a second water pump 24, such as Figure 1 As shown, the second water pump 24 is located between the output end of the water collection mechanism 14 and the filter cake unit 21. The second water pump 24 is used to pump water mixed with powder from the water collection mechanism 14 into the filter cake unit 21 for filtration. The filter cake unit 21 is equipped with a filter screen, which prevents the powder from passing through. The water filtered through the screen flows into the clear water tank 22 for sedimentation. The powder screened out by the filter screen can be transferred to the drying mechanism 25 for drying and recycling. It should be noted that the drying mechanism 25 processes the powder through flash drying, which is a common existing technology and will not be described in detail here.

[0031] like Figure 3 As shown, a baffle 221 is installed inside the clean water tank 22, dividing the clean water tank 22 into a first chamber 222 and a second chamber 223. The first chamber 222 and the second chamber 223 are connected to each other only through the top of the baffle 221. The bottom of the first chamber 222 is provided with a first connecting end 224 that connects to the water outlet of the filter cake unit 21. The upper part of the second chamber 223 is provided with a second connecting end 225 that connects to the first water pump 23. The filtered water after being filtered by the filter cake unit 21 enters from the bottom of the first chamber 222 and overflows from the top of the baffle 221 into the second chamber 223, and finally flows into the first water pump 23 from the second connecting end 225. The first water pump 23 pumps the water that has passed through the clean water tank 22 into the spray mechanism 13 for rinsing and spraying. The water pressure of the first water pump 23 can be adjusted, and the swing frequency of the first swaying mechanism 41 and the moving speed of the conveying surface of the first conveying mechanism 12 can be adjusted to control the thickness of the particle layer, ultimately achieving a better and more efficient cleaning effect.

[0032] The cleaned granular materials fall into the second distributing mechanism 42 by gravity, and the principle of the second distributing mechanism 42 is consistent with that of the first distributing mechanism 41, which is not described herein. The drying device 3 comprises a second conveying mechanism 31, a hot air mechanism 32 and an exhaust mechanism 33. The hot air mechanism 32 is a hot air blower. The second distributing mechanism 42 uniformly distributes the granular materials on the conveying surface of the second conveying mechanism 31 of the drying device 3. The conveying surface of the second conveying mechanism 31 is provided with a plurality of ventilation holes, which are uniformly arranged along the width direction and the moving direction of the conveying surface of the second conveying mechanism 31 and form an array. The second conveying mechanism 31 in this embodiment is a second chain plate conveyor, which comprises a second chain plate. The surface of the second chain plate is the conveying surface of the second conveying mechanism 31 in this embodiment. The chain plate is provided with through holes penetrating through the thickness of the chain plate. The plurality of through holes are the plurality of ventilation holes provided on the conveying surface of the second conveying mechanism 31 in this embodiment.

[0033] A plurality of hot air mechanisms 32 are uniformly arranged below the ventilation holes along the conveying direction of the conveying surface of the second conveying mechanism 31. Hot air passes through the ventilation holes from bottom to top and dries the granular materials. The hot air speed of the hot air mechanism 32 can be controlled to make the granular materials not be blown up while obtaining good drying effect. The exhaust mechanism 33 comprises a gas collecting hood 331 and an air induction fan 332. The gas collecting hood 331 covers the upper part of the ventilation holes. The exhaust gas after drying the granular materials passes through the gas collecting hood 331 and is discharged through the air induction fan 332. The dried granular materials finally fall into the finished product box 5.

[0034] The above embodiment only expresses one embodiment of the present application, which is described in detail, but cannot be understood as a limitation on the scope of the present application. It should be noted that for ordinary skilled persons in the art, some modifications and improvements can be made without departing from the concept of the present application, which are all within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. A belt powder particle cleaning device, comprising a cleaning device, the cleaning device comprising a feeding mechanism, a first conveying mechanism and a spraying mechanism, an output end of the feeding mechanism being arranged above a conveying surface of the first conveying mechanism, the spraying mechanism spraying towards the conveying surface of the first conveying mechanism; the belt powder particle cleaning device further comprising a circulating device and a drying device, the cleaning device further comprising a water collecting mechanism; the conveying surface of the first conveying mechanism is provided with a plurality of water draining holes, the water collecting mechanism being arranged below the water draining holes; the circulating device comprises a filtering mechanism and a first water pump, an input end of the filtering mechanism being connected to an output end of the water collecting mechanism, the first water pump being connected between the filtering mechanism and the spraying mechanism; the filtering mechanism comprises a residue filtering unit; the drying device comprises a second conveying mechanism and a hot air mechanism, the second conveying mechanism being arranged downstream of the first conveying mechanism, the hot air mechanism blowing air towards the second conveying mechanism. characterized in that The filtering mechanism further comprises a second water pump and a clean water tank, the second water pump being arranged between the output end of the water collecting mechanism and the residue filtering unit, a water outlet end of the residue filtering unit being connected to a first communication end of the clean water tank, a water inlet end of the first water pump being connected to a second communication end of the clean water tank, the second communication end being higher than the first communication end. A baffle is arranged in the clean water tank, the baffle separating the clean water tank into a first chamber and a second chamber, the first chamber and the second chamber being communicated above the baffle, the first communication end being communicated with the first chamber, the second communication end being communicated with the second chamber. Further comprising a drying mechanism, a residue outlet end of the residue filtering unit being communicated with the drying mechanism. Further comprising a first distributing mechanism and a second distributing mechanism, the first distributing mechanism being arranged between the output end of the feeding mechanism and the conveying surface of the first conveying mechanism, the second distributing mechanism being arranged between the conveying surface of the first conveying mechanism and the conveying surface of the second conveying mechanism. The drying device further comprises an exhaust mechanism, the exhaust mechanism being arranged along a conveying direction of the conveying surface of the second conveying mechanism, the conveying surface of the second conveying mechanism being provided with a plurality of ventilation holes, the conveying surface of the second conveying mechanism being arranged between the exhaust mechanism and the hot air mechanism.

2. The powder-coated particle cleaning apparatus of claim 1, wherein The hot air mechanism is arranged below the second conveying mechanism, the exhaust mechanism is arranged above the second conveying mechanism, hot air generated by the hot air mechanism passing through the ventilation holes and being collected by the exhaust mechanism.

3. The powder particle belt cleaning apparatus according to claim 2, wherein Along a width direction and a moving direction of the conveying surface of the first conveying mechanism, the plurality of water draining holes are arranged in an array, along a width direction and a moving direction of the conveying surface of the second conveying mechanism, the plurality of ventilation holes are arranged in an array.

4. The powder-coated particle cleaning apparatus of claim 2, wherein The conveying surface of the first conveying mechanism is a first chain plate, the water draining holes being arranged on a plate surface of the first chain plate; and / or, 5. The powder particle belt cleaning apparatus according to any one of claims 1 to 4, characterized by, The conveying surface of the second conveying mechanism is a second chain plate, the ventilation holes being arranged on a plate surface of the second chain plate.

6. The powder particle cleaning apparatus according to any one of claims 1 to 4, wherein ​ 7. The powder particle belt cleaning apparatus according to claim 6, wherein ​ 8. The powder particle belt cleaning apparatus of claim 6, wherein, ​ 9. The powder-coated particle cleaning apparatus of claim 8, wherein, ​ ​ ​

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