CN216800070U - Continuous kneading and crushing device - Google Patents

Abstract

The utility model provides a continuous kneading and crushing device, which comprises a conveying mechanism and a kneading and crushing mechanism positioned above the conveying mechanism; the kneading and crushing mechanism comprises a first crushing roller and a second crushing roller; the first crushing roller and the second crushing roller are arranged in a staggered mode along the conveying direction of the conveying mechanism. In the actual implementation process, the conveying mechanism conveys a mixed material formed by mixing the mud cake, the improved material and the moisture adjusting material into the kneading and crushing mechanism, the first crushing roller and the second crushing roller knead and crush the mixed material, and larger mud cake blocks are crushed, so that the mud cake, the improved material and the moisture adjusting material are fully mixed to form small particles with uniform sizes; thereby realizing the uniform feeding and metering of the soil; wherein, the stickness that the improvement material can effectual reduction mud cake, the water content of the adjustable mud cake of moisture adjustment material to change the characteristic of mud cake, and then avoid mud cake to glue glutinous equipment, make equipment normal operating, improve production efficiency.

Description

Continuous kneading and crushing device

Technical Field

The utility model relates to the technical field of mud treatment, in particular to a continuous kneading and crushing device.

Background

Sludge and muddy water and the like generated in excavation construction of construction engineering can also generate a large amount of sludge in the processes of wet sand making and sand washing, and the sludge is discharged randomly to cause serious environmental pollution; the treatment of dewatered sludge cakes of sludge produced in construction engineering is always a big problem in the engineering field. At least the following problems exist in the prior art:

firstly, mud cakes are agglomerated into blocks with different sizes, and the uniform feeding and metering of the mud are difficult to realize.

Secondly, the mud cake is sticky everywhere, which causes the equipment to hold the shaft and stick the material, and influences the operation of the equipment.

And thirdly, the existing mud treatment equipment adopts an intermittent production mode, so that the production efficiency is low, the treatment capacity is small, and the larger treatment capacity is difficult to realize.

Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a continuous kneading and crushing device; to solve the problems in the background art.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a continuous kneading and crushing device comprises a conveying mechanism and a kneading and crushing mechanism positioned above the conveying mechanism; the kneading and crushing mechanism comprises a first crushing roller and a second crushing roller; the first crushing roller and the second crushing roller are arranged in a staggered mode along the conveying direction of the conveying mechanism.

The first crushing roller comprises a first rotating shaft arranged transversely and a plurality of rotary fly cutters arranged in an axial direction of the first rotating shaft; a gap is formed between two adjacent rotary fly cutters; the rotary fly cutter is detachably connected with the first rotating shaft.

The rotary fly cutters of two adjacent first crushing rollers are arranged corresponding to the gap.

The first shaft has a lowest point on a first shaft circumference; the travel direction of the lowest point is opposite to the conveying direction of the conveying mechanism.

The rotary fly cutter is provided with an arc-shaped convex part protruding towards the rotating direction.

The second crushing roller comprises a second rotating shaft which is vertically arranged and a crushing cutter head which is connected to the lower end of the second rotating shaft; the crushing cutter head comprises a plurality of crushing blades extending along the radial direction of the second rotating shaft.

The crushing blade comprises a root part connected with the second rotating shaft, an end part connected with the root part and a heavy block arranged at the end part.

The crushing blade further comprises an arc-shaped connecting part connected between the root part and the end part; the arc-shaped connecting part protrudes towards the rotating direction.

The kneading and crushing device also comprises a first cover body covering the kneading and crushing mechanism; the first cover body comprises a first feeding hole for inputting the conveying mechanism, a first discharging hole for outputting the conveying mechanism and an anti-sticking layer arranged on the inner wall of the first cover body.

The first cover body is made of a flexible material with a low friction coefficient; the kneading and crushing device also comprises an intermittent striking mechanism arranged on the first cover body.

The kneading and crushing device also comprises a material mixing mechanism which is arranged at the upstream of the kneading and crushing mechanism; the material mixing mechanism is arranged in a mixing area above the conveying mechanism, the powder spraying device is arranged in the mixing area, and the second cover body is arranged outside the mixing area in a covering mode.

The second cover body comprises a second feeding hole for inputting the conveying mechanism, a second discharging hole for outputting the conveying mechanism and a third feeding hole positioned at the upper end of the second cover body.

The first cover body and the second cover body are both connected with the conveying mechanism in a sealing mode.

The kneading and crushing device also comprises a separation baffle plate between the kneading and crushing mechanism and the material mixing mechanism.

The kneading and crushing device also comprises a first scraper positioned between the kneading and crushing mechanism and the material mixing mechanism; the first scraper is positioned above the conveying mechanism.

The kneading and crushing device also comprises a second scraper positioned below the conveying mechanism.

The kneading and crushing device also comprises a feeding mechanism for conveying the moisture adjusting material into the material mixing mechanism.

The kneading and crushing device also comprises a dust removal mechanism arranged at the first discharge port.

After the technical scheme is adopted, the continuous kneading and crushing device disclosed by the utility model at least has the following beneficial effects:

in the actual implementation process, the conveying mechanism conveys a mixed material formed by mixing the mud cake, the improved material and the moisture adjusting material into the kneading and crushing mechanism, the first crushing roller and the second crushing roller knead and crush the mixed material, and larger mud cake blocks are crushed, so that the mud cake, the improved material and the moisture adjusting material are fully mixed to form small particles with uniform sizes; thereby realizing the uniform feeding and metering of the soil; the improved material can effectively reduce the viscosity of the mud cakes, and the water content of the mud cakes can be adjusted by the water content adjusting material, so that the characteristics of the mud cakes are changed, the mud cakes are prevented from being adhered to equipment, the equipment is enabled to normally operate, and the production efficiency is improved; simultaneously, through the incessant transport of conveying mechanism and the continuous work of kneading broken mechanism for kneading breaker can handle the mixing material in succession, compare in the production mode of intermittent type formula among the prior art, it has the handling capacity big, advantage that production efficiency is high.

Drawings

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

FIG. 2 is a schematic view of the layout of the kneading and crushing mechanism of the present invention;

FIG. 3 is a first perspective structural view of the first crushing roller of the present invention;

FIG. 4 is a second perspective structural view of the first crushing roller of the present invention;

FIG. 5 is a schematic view of a second crushing roller according to the present invention;

in the figure:

a conveying mechanism 1; a kneading and crushing mechanism 2; a first crushing roller 21; a second crushing roller 22; a first rotating shaft 211; a rotating fly-cutter 212; a gap 213; arcuate convex portions b 1; a second rotating shaft 221; a crushing cutter head 222; crushing blades 2221; a weight 2222; an arc-shaped connecting portion b 2; a first cover 3; the first feed opening 31; a first discharge port 32; a material mixing mechanism 4; a mixing region 41; a powder spraying device 42; a second cover 43; the second feed opening 431; a second discharge port 432; a third feed port 433; a partition baffle c 1; a first blade c 2; a second blade c 3; a feeding mechanism c 4; and a dust removing mechanism c 5.

Detailed Description

In order to further explain the technical solution of the present invention, the following detailed description is given by way of specific examples.

As shown in fig. 1 to 5, a continuous kneading and crushing apparatus comprises a conveying mechanism 1 and a kneading and crushing mechanism 2 above the conveying mechanism 1; the kneading crushing mechanism 2 comprises a first crushing roller 21 and a second crushing roller 22; the first crushing roller 21 and the second crushing roller 22 are arranged alternately in the conveying direction of the conveying mechanism 1. In the actual implementation process, the conveying mechanism 1 conveys the mixed material of the mud cake, the improved material and the moisture adjusting material into the kneading and crushing mechanism 2, the mixed material is kneaded and crushed by the first crushing roller 21 and the second crushing roller 22, and larger mud cake blocks are crushed, so that the mud cake, the improved material and the moisture adjusting material are fully mixed to form small particles with uniform sizes; thereby realizing the uniform feeding and metering of the soil; the improved material can effectively reduce the viscosity of the mud cakes, and the water content of the mud cakes can be adjusted by the water content adjusting material, so that the characteristics of the mud cakes are changed, the mud cakes are prevented from being adhered to equipment, the equipment is enabled to normally operate, and the production efficiency is improved; simultaneously, through the incessant transport of conveying mechanism 1 and knead crushing mechanism 2 and continue working for knead breaker can handle the mixing material in succession, compare in the production mode of intermittent type formula among the prior art, it has the handling capacity big, advantage that production efficiency is high.

Specifically, the improved material comprises a polymeric flocculant, a modifier and the like; the water content adjusting material comprises stone powder, cement and the like; the conveying mechanism 1 includes a conveying belt.

Preferably, the first crushing roller 21 includes a first rotating shaft 211 disposed transversely and a plurality of rotating flyers 212 disposed in line along the axial direction of the first rotating shaft 211; a gap 213 is formed between two adjacent rotary flywheels 212; the rotary fly cutter 212 is detachably connected to the first rotating shaft 211. In the actual implementation process, the first rotating shaft 211 rotates to drive the rotary fly cutter 212 to rotate, and the rotary fly cutter 212 cuts mud cakes, so that larger mud cake blocks are crushed, and the mud cakes, the improved materials and the moisture adjusting materials are uniformly mixed to form small granules; the rotary fly cutter 212 is detachably connected to the first rotating shaft 211, so that the rotary fly cutter 212 can be replaced and the first crushing roller 21 can be maintained conveniently.

Preferably, the rotating flyers 212 of two adjacent first crushing rollers 21 are arranged in correspondence with the gap 213. In practical implementation, the mud cake blocks can avoid the cutting of the rotating fly cutter 212 through the gap 213, and at this time, the mud cake blocks passing through the gap 213 can be cut and crushed by another adjacent first crushing roller 21 to form small granules, so that the crushing efficiency of the kneading and crushing mechanism 2 is further improved, the production efficiency is improved, and the product quality is also further improved.

Preferably, the first shaft 211 has a lowest point on the circumferential surface of the first shaft 211; the travel direction of the lowest point is opposite to the conveying direction of the conveying mechanism 1. In an actual process, when the first rotating shaft 211 drives the rotary fly cutter 212 to rotate and cut the mud cake blocks, the rotary fly cutter 212 can impact the mud cake blocks to enable the mud cake blocks to return to the upstream of the first crushing roller 21, and the mud cake blocks are conveyed by the conveying mechanism 1 for multiple times to be repeatedly cut, so that the mud cake blocks are crushed; further improve the crushing efficiency of kneading breaker mechanism 2, improve production efficiency, also further improvement product quality.

Preferably, the rotating fly-cutter 212 has an arc-shaped convex portion b1 protruding toward the rotating direction. In the actual implementation process, carry out the homeotropic cutting to the mud cake piece through arc convex part b1, can effectively improve cutting efficiency, also can better protect rotatory fly sword 212 simultaneously, avoid rotatory fly sword 212 to damage, improve the life of rotatory fly sword 212, and then improve production efficiency, also further improvement product quality.

Preferably, the second crushing roller 22 comprises a vertically arranged second rotating shaft 221 and a crushing head 222 connected to the lower end of the second rotating shaft 221; the crushing cutter head 222 includes a plurality of crushing blades 2221 extending radially along the second rotating shaft 221. In the actual implementation process, the second rotating shaft 221 rotates to drive the crushing cutter head 222 to rotate to cut and crush the mud cake blocks, and further crush the mud cake, so that the mud cake is fully crushed, and small particles with uniform sizes are formed; the production efficiency is improved, and the product quality is also improved.

The first crushing roller 21 is transversely arranged, and the second crushing roller 22 is vertically arranged; the cutting directions of the first crushing roller 21 and the second crushing roller 22 are vertical, and the mud cake crushed by the first crushing roller 21 is crushed by the second crushing roller 22, so that the crushing effect can be further improved, the mud cake can be fully crushed, and small particles with uniform sizes can be further formed; the production efficiency is improved, and the product quality is also improved.

Preferably, the crushing blade 2221 includes a root connected to the second rotating shaft 221, an end connected to the root, and a weight 2222 provided at the end. In actual practice, the weight 2222 is rotated to make a circular motion, and the weight 2222 can impact the mud cake while the re-crushing blade 2221 cuts the mud cake, so that the mud cake is further crushed through the impact of the weight 2222; the crushing effect can be further improved, so that the mud cakes are fully crushed, the crushing and mixing effect is improved, and small granules with uniform sizes are formed; the production efficiency is improved, and the product quality is also improved.

Preferably, crushing blade 2221 further includes an arc-shaped connecting portion b2 connected between the root and the tip; the arc-shaped connecting portion b2 protrudes toward the direction of rotation. In the actual implementation process, the mud cake blocks are cut along the same line through the arc-shaped connecting part b2, so that the cutting efficiency can be effectively improved, the crushing blades 2221 can be better protected, the crushing blades 2221 are prevented from being damaged, the service life of the crushing blades 2221 is prolonged, and the crushing and mixing effects are improved; thereby improving the production efficiency and further improving the product quality.

Preferably, the kneading and crushing device further comprises a first cover body 3 covering the kneading and crushing mechanism 2; the first cover body 3 comprises a first feed port 31 for inputting the conveying mechanism 1, a first discharge port 32 for outputting the conveying mechanism 1, and an anti-sticking layer arranged on the inner wall of the first cover body 3. In the practical implementation process, the mixed material is input into the kneading and crushing mechanism 2 from the first feed port 31 through the conveying mechanism 1, and the product is output from the first discharge port 32; in the kneading and crushing process, a small amount of mud cakes can be adhered to the first cover body 3, and the adhesion of the mud cakes can be effectively prevented through the anti-adhesion layer, so that the mud cakes are sufficiently kneaded and crushed; meanwhile, the first cover body 3 can isolate the processing process from the external environment, so that foreign matters can be effectively prevented from falling into the kneading and crushing mechanism 2, and the product is prevented from being polluted by foreign matters in the environment; thereby improving the quality of the product.

Preferably, the first shell 3 is made of a flexible material with a low friction coefficient; the kneading and crushing device also comprises an intermittent striking mechanism arranged on the first cover body 3. In the course of kneading the breakage, first crushing roller 21 is when rotating, easily with the material such as mud cake from lower supreme having raised, make it glue and glue on first cover body 3 hit first cover body 3 through intermittent type hitting mechanism and make the mud cake of gluing on the cover body drop.

Preferably, the kneading and crushing device further comprises a material mixing mechanism 4 upstream of the kneading and crushing mechanism 2; the material mixing mechanism 4 is arranged in a mixing area 41 above the conveying mechanism 1, the powder spraying device 42 is arranged in the mixing area 41, and the second cover body 43 covers the mixing area 41; the second cover 43 includes a second feeding hole 431 for the input of the conveying mechanism 1, a second discharging hole 432 for the output of the conveying mechanism 1, and a third feeding hole 433 at the upper end of the second cover 43. In the actual implementation process, the powder spraying device 42 sprays the improved material to be suspended in the air in the mixing area 41, and the moisture adjusting material is conveyed by the conveying mechanism 1; then, the mud cake enters the mixing area 41 from the third feeding port 433, is mixed with the improved material in the air firstly, and then falls onto the conveying mechanism 1 to be further mixed with the moisture adjusting material to form a mixed material; then the mixed material is conveyed into a kneading and crushing mechanism 2 through a conveying mechanism 1 for kneading and crushing; can be incessant in succession make mud cake, improved wood and moisture adjustment material carry out preliminary mixing, can effectual improvement mixing efficiency, improve the production efficiency of product.

The powder feeding means 42 may be of various types, including but not limited to roots blower feeding, mechanical disk feeding, blower blowing, etc., and may deliver one or more improved material mixtures. The Roots blower comprises a powder storage device, a Roots blower, an impeller feeder, a conveying pipeline and a powder spraying head; the mechanical disk powder spraying device 42 comprises a powder storage device, a powder metering screw, a driving device and a disk spraying device. The driving motor drives the disc to rotate at a high speed through the belt, the improved wood is thrown into the disc rotating at the high speed through the powder metering screw, and the improved wood is evenly thrown out under the action of centrifugal force on the disc to be evenly atomized. The fan powder blowing device comprises a powder storage device, a metering conveying screw, a fan, a conveying pipeline and a powder spraying head. The powder is conveyed into an outlet pipeline connected with an air outlet of a fan through a conveying screw, and the improved wood is blown away and atomized through the fan.

Preferably, the first cover 3 and the second cover 43 are both connected with the conveying mechanism 1 in a sealing way. In the practical implementation process, the dust in the first cover body 3 and the second cover body 43 can be prevented from flying into the air through sealing connection, so that pollution is avoided, and meanwhile, the waste of materials is also avoided.

Preferably, the kneading and crushing device further comprises a separating baffle c1 between the kneading and crushing mechanism 2 and the material mixing mechanism 4. In practical implementation, the separation baffle c1 prevents the first crushing roller 21 from lifting and scattering the mixed material into the mixing area 41, and prevents the splashed crushed mud from blocking the powder spraying device 42.

Preferably, the kneading and crushing device further comprises a first scraper c2 between the kneading and crushing mechanism 2 and the material mixing mechanism 4; the first scraper c2 is located above the conveying mechanism 1. In actual practice, the first scraper c2 scrapes off the mud tightly adhered to the belt and makes the mud fly downstream along the blade body, so that the mud falls on the rotating first crushing roller 21, thereby improving the crushing and mixing effect.

Preferably, the kneading and crushing device further includes a second blade c3 below the conveying mechanism 1. In practical implementation, the second scraper c3 can clean residual mud attached to the conveying mechanism 1.

Preferably, the kneading and crushing apparatus further includes a feeding mechanism c4 for feeding the moisture adjusting material into the material mixing mechanism 4. The water content of the mud cakes is controlled in the optimal granulation range by adjusting the addition amount of the water content adjusting material through the quantitative feeding of the feeding mechanism c 4.

Preferably, the kneading and crushing device further includes a dust removing mechanism c5 provided at the first discharge port 32. In actual implementation, dust generated in the machining process is prevented from flying by the dust removing mechanism c 5.

The product form of the present invention is not limited to the embodiments and examples shown in the present application, and any suitable changes or modifications of the similar ideas should be made without departing from the patent scope of the present invention.

Claims (16)

1. A continuous kneading crusher characterized in that: comprises a conveying mechanism and a kneading and crushing mechanism positioned above the conveying mechanism; the kneading and crushing mechanism comprises a first crushing roller and a second crushing roller; the first crushing roller and the second crushing roller are arranged in a staggered mode along the conveying direction of the conveying mechanism; the second crushing roller comprises a second rotating shaft which is vertically arranged and a crushing cutter head which is connected to the lower end of the second rotating shaft; the crushing cutter head comprises a plurality of crushing blades extending along the radial direction of the second rotating shaft; the crushing blade comprises a root part connected with the second rotating shaft, an end part connected with the root part and a heavy block arranged at the end part.

2. A continuous kneading breaker apparatus according to claim 1 wherein: the first crushing roller comprises a first rotating shaft arranged transversely and a plurality of rotary fly cutters arranged in an axial direction of the first rotating shaft; a gap is formed between two adjacent rotary fly cutters; the rotary fly cutter is detachably connected with the first rotating shaft.

3. A continuous kneading breaker apparatus according to claim 2 wherein: the rotary fly cutters of two adjacent first crushing rollers are arranged corresponding to the gap.

4. A continuous kneading breaker apparatus according to claim 3 wherein: the first shaft has a lowest point on a first shaft circumference; the travel direction of the lowest point is opposite to the conveying direction of the conveying mechanism.

5. A continuous kneading breaker apparatus according to claim 4 wherein: the rotary fly cutter has an arc-shaped convex portion protruding in the rotation direction.

6. A continuous kneading breaker apparatus according to claim 5 wherein: the crushing blade further comprises an arc-shaped connecting part connected between the root part and the end part; the arc-shaped connecting part protrudes towards the rotating direction.

7. A continuous kneading breaker apparatus according to claim 6 wherein: the kneading and crushing device also comprises a first cover body covering the kneading and crushing mechanism; the first cover body comprises a first feeding hole for inputting the conveying mechanism, a first discharging hole for outputting the conveying mechanism and an anti-sticking layer arranged on the inner wall of the first cover body.

8. A continuous kneading breaker apparatus according to claim 7 wherein: the first cover body is made of a flexible material with a low friction coefficient; the kneading and crushing device also comprises an intermittent beating mechanism arranged on the first cover body.

9. A continuous kneading breaker apparatus according to claim 8 wherein: the kneading and crushing device also comprises a material mixing mechanism which is arranged at the upstream of the kneading and crushing mechanism; the material mixing mechanism is arranged in a mixing area above the conveying mechanism, the powder spraying device is arranged in the mixing area, and the second cover body is arranged outside the mixing area in a covering mode.

10. A continuous kneading crusher according to claim 9, characterized in that: the second cover body comprises a second feeding hole for inputting the conveying mechanism, a second discharging hole for outputting the conveying mechanism and a third feeding hole positioned at the upper end of the second cover body.

11. A continuous kneading breaker apparatus according to claim 10 wherein: the first cover body and the second cover body are both connected with the conveying mechanism in a sealing mode.

12. A continuous kneading breaker apparatus according to claim 11 wherein: the kneading and crushing device also comprises a separation baffle plate between the kneading and crushing mechanism and the material mixing mechanism.

13. A continuous kneading breaker apparatus according to claim 12 wherein: the kneading and crushing device also comprises a first scraper positioned between the kneading and crushing mechanism and the material mixing mechanism; the first scraper is positioned above the conveying mechanism.

14. A continuous kneading and crushing apparatus according to claim 13, characterized in that: the kneading and crushing device also comprises a second scraper positioned below the conveying mechanism.

15. A continuous kneading and crushing apparatus according to claim 14, characterized in that: the kneading and crushing device also comprises a feeding mechanism for conveying the moisture adjusting material into the material mixing mechanism.

16. A continuous kneading breaker apparatus according to claim 15 wherein: the kneading and crushing device further comprises a dust removing mechanism arranged at the first discharge port.

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