Muck solid waste refining progressive pulping device

Abstract

The utility model relates to the technical field of pulping, and discloses a muck solid waste refining progressive pulping device which comprises a pre-storage bin, a spiral conveying device, a crushing and grinding device, a pulping initial bin, a first slurry conveying device, a pulping middle-section bin, a pulping tail-end bin and a second slurry conveying device which are connected in sequence, stirring and crushing mechanisms are arranged in the pre-storage bin, the pulping initial bin, the pulping middle-section bin and the pulping tail-end bin. According to the utility model, the pre-storage bin, the spiral conveying device, the crushing and grinding device, the pulping initial bin, the first pulp conveying device, the pulping middle-section bin, the pulping tail-end bin and the second pulp conveying device are connected in sequence, so that pulp can be gradually prepared through a plurality of processes; compared with the prior art, the device can be suitable for smashing and grinding various soft and hard materials, the smashing and grinding efficiency can be effectively improved, and the preparation quality can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of pulping, especially to the slag solid waste thinning progressive pulping device. BACKGROUND

[0002] With the continuous construction, the old city reconstruction pace is accelerated, the urban road renovation and expansion, a large amount of building slag is produced in the process. According to statistics, 500 tons to 600 tons of building slag will be produced in the process of 10,000 square meters of building construction. But the current building slag treatment method is still mainly landfill, the utilization rate is very low, landfill not only occupies land resources, but also seriously restricts the development of the city.

[0003] In the Chinese patent with the announcement number CN 117945785 A, a kind of building slag base full solid waste building material light-weighted ceramsite and its forming device and method are disclosed, the ceramsite is made of raw materials including building slag, river and lake silt, bauxite tailings, bayer red mud and pore-forming material;The forming device includes extrusion assembly and matching pore plate, two groups of blades are arranged in the extrusion assembly and form the extrusion die of quadrilateral lattice, and the pore plate is arranged with multiple conical needles corresponding to the extrusion die;The preparation method is that building slag is multi-stage screened, and other raw materials are respectively dried, crushed and mixed ball milled, after adding water, aging and extruding granulation, after drying, pre-burning and calcination are carried out.The ceramsite of the application uses full solid waste raw materials, realizes the full use of solid waste resources, improves the combination firmness degree of ceramsite and cement paste in concrete;The device of the application effectively controls the shape and structure of light-weighted ceramsite, improves the preparation efficiency of light-weighted ceramsite;The preparation process of the application is simple and easy to operate.

[0004] When building slag is recycled, building solid waste slag needs to be crushed and ground, however, there are many substances with different hardness and size in building slag, and the slurry prepared by existing equipment contains many impurities and has poor quality. UTILITY MODEL CONTENTS

[0005] The purpose of the present application is to solve the problems in the prior art, and a slag solid waste thinning progressive pulping device is provided.

[0006] In order to achieve the above-mentioned purpose, the slag solid waste thinning progressive pulping device comprises a pre-material bin, a screw conveying device, a crushing and grinding device, a pulping initial bin, a first slurry conveying device, a pulping middle bin, a pulping end bin and a second slurry conveying device connected in sequence, and a stirring and crushing mechanism is arranged in the pre-material bin, the pulping initial bin, the pulping middle bin and the pulping end bin.

[0007] Preferably, the crushing and grinding device comprises a barrel, the barrel is externally provided with an inlet and an outlet, the inlet is connected with the output end of the screw conveying device, the outlet is connected with the input end of the initial pulp preparation bin, one side of the barrel is provided with a rotary driving device, the driving end of the rotary driving device is located inside the barrel and is connected with a crushing and grinding mechanism, the crushing and grinding mechanism comprises a rotating shaft connected with the driving end of the rotary driving device, a rotating disc mounted on the outside of the rotating shaft, a plurality of crushing cutter arms arranged on the outside of the rotating disc, crushing hammer heads mounted on the outer ends of the crushing cutter arms, connecting arms arranged on the outside of the rotating shaft and grinding structures mounted on the outside of the connecting arms.

[0008] Preferably, the rotating disc is provided with two, a plurality of connecting shafts are horizontally and fixedly mounted on the two rotating discs, and the crushing cutter arms are rotatably mounted on the outside of the corresponding connecting shafts.

[0009] Preferably, the crushing hammer heads are rotatably mounted on the outside of the crushing cutter arms through rotating shafts.

[0010] Preferably, the connecting arms are fixedly mounted on the outside of the rotating shafts, and the grinding structures comprise arc-shaped through beams mounted on the outside of the connecting arms and a plurality of first grinding teeth mounted on the outside of the arc-shaped through beams.

[0011] Preferably, the inner wall of the barrel is mounted with fixed grinding teeth matched with the first grinding teeth.

[0012] Preferably, the materials of the first grinding teeth, the fixed grinding teeth and the crushing hammer heads are all alloys.

[0013] Preferably, one side of the inlet is provided with a water inlet pipe, and the other end of the water inlet pipe is connected with a water pump.

[0014] Preferably, the inside of the initial pulp preparation bin is provided with an isolation box, the isolation box is in a mesh shape and is internally provided with a spiral dredging rod.

[0015] Preferably, the inside of the middle pulp preparation bin is provided with a pulp liquid density sensor and a pulp liquid consistency sensor, the middle pulp preparation bin is provided, above it, with a gelatinous material storage bin and an auxiliary material storage bin, the gelatinous material storage bin and the auxiliary material storage bin are in communication with the middle pulp preparation bin through a second screw conveying device, the middle pulp preparation bin and the final pulp preparation bin are connected through a discharge butterfly valve, the second pulp liquid conveying device is connected with the middle pulp preparation bin through a pipeline, and an air compressor is arranged on the pipeline.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] The progressive slurry preparation device for solid waste of slag soil is characterized in that: the device comprises a barrel body, a feeding port, a discharging port, a rotary driving device, a rotary shaft, a crushing cutter arm, a crushing hammer head, a connecting arm, a connecting shaft, an arc-shaped through beam, a first grinding tooth, a fixed grinding tooth, a water inlet pipe, a rotary disc, a pre-feeding bin, a spiral conveying device, a crushing and grinding device, a slurry preparation initial bin, a first slurry conveying device, a slurry preparation middle bin, a slurry preparation end bin and a second slurry conveying device which are sequentially connected. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 The progressive slurry preparation device for solid waste of slag soil is characterized in that: the device comprises a barrel body, a feeding port, a discharging port, a rotary driving device, a rotary shaft, a crushing cutter arm, a crushing hammer head, a connecting arm, a connecting shaft, an arc-shaped through beam, a first grinding tooth, a fixed grinding tooth, a water inlet pipe, a rotary disc, a pre-feeding bin, a spiral conveying device, a crushing and grinding device, a slurry preparation initial bin, a first slurry conveying device, a slurry preparation middle bin, a slurry preparation end bin and a second slurry conveying device which are sequentially connected.

[0019] Fig. 2 The progressive slurry preparation device for solid waste of slag soil is characterized in that: the device comprises a barrel body, a feeding port, a discharging port, a rotary driving device, a rotary shaft, a crushing cutter arm, a crushing hammer head, a connecting arm, a connecting shaft, an arc-shaped through beam, a first grinding tooth, a fixed grinding tooth, a water inlet pipe, a rotary disc, a pre-feeding bin, a spiral conveying device, a crushing and grinding device, a slurry preparation initial bin, a first slurry conveying device, a slurry preparation middle bin, a slurry preparation end bin and a second slurry conveying device which are sequentially connected.

[0020] Fig. 3 The progressive slurry preparation device for solid waste of slag soil is characterized in that: the device comprises a barrel body, a feeding port, a discharging port, a rotary driving device, a rotary shaft, a crushing cutter arm, a crushing hammer head, a connecting arm, a connecting shaft, an arc-shaped through beam, a first grinding tooth, a fixed grinding tooth, a water inlet pipe, a rotary disc, a pre-feeding bin, a spiral conveying device, a crushing and grinding device, a slurry preparation initial bin, a first slurry conveying device, a slurry preparation middle bin, a slurry preparation end bin and a second slurry conveying device which are sequentially connected.

[0021] In the figure: 1, barrel body; 2, feeding port; 3, discharging port; 4, rotary driving device; 5, rotary shaft; 6, crushing cutter arm; 7, crushing hammer head; 8, connecting arm; 9, connecting shaft; 10, arc-shaped through beam; 11, first grinding tooth; 12, fixed grinding tooth; 13, water inlet pipe; 14, rotary disc; 15, pre-feeding bin; 16, spiral conveying device; 17, crushing and grinding device; 18, slurry preparation initial bin; 19, first slurry conveying device; 20, slurry preparation middle bin; 21, slurry preparation end bin; 22, second slurry conveying device; 23, water pump; 24, isolation box; 25, spiral dredging rod; 26, slurry density sensor; 27, slurry and plasticity sensor; 28, cementitious material storage bin; 29, auxiliary material storage bin; 30, air compressor; 31, discharging butterfly valve; 32, second spiral conveying device. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

[0023] REFERENCE Figs. 1-3The slag solid waste refining progressive pulping device comprises, in sequence, a pre-feed bin 15, a screw conveying device 16, a crushing and grinding device 17, a pulping initial bin 18, a first slurry conveying device 19, a pulping middle bin 20, a pulping end bin 21, and a second slurry conveying device 22. The pre-feed bin 15, the pulping initial bin 18, the pulping middle bin 20, and the pulping end bin 21 are each provided with a stirring and crushing mechanism. The stirring and crushing mechanism can adopt a crushing knife in the prior art, which is driven to rotate by a rotating motor. The first slurry conveying device 19 and the second slurry conveying device 22 each adopt a slurry pump.

[0024] In use, the pre-feed bin 15, the screw conveying device 16, the crushing and grinding device 17, the pulping initial bin 18, the first slurry conveying device 19, the pulping middle bin 20, the pulping end bin 21, and the second slurry conveying device 22 are sequentially connected. In use, first, raw materials are put into the pre-feed bin 15, and are preliminarily stirred and crushed by the stirring and crushing mechanism. Then, the raw materials enter the crushing and grinding device 17 through the screw conveying device 16, are further crushed and ground, and are combined with water to form slurry in the crushing and grinding device 17. Then, the slurry enters the pulping initial bin 18, is further stirred and crushed by the stirring and crushing mechanism in the pulping initial bin 18, and then enters the pulping middle bin 20 and the pulping end bin 21 through the first slurry conveying device 19 in sequence. Finally, the slurry is discharged through the second slurry conveying device 22, and the preparation is completed. The device can progressively prepare slurry through multiple processes, and can crush materials of different hardness and sizes in sequence to achieve the preparation of high-quality slurry. Compared with the prior art, the device can be suitable for the crushing and grinding of various materials of different hardness, and can effectively improve the crushing and grinding efficiency and the preparation quality.

[0025] In the embodiment, the crushing and grinding device 17 comprises a cylinder body 1, an inlet 2 and an outlet 3 are arranged on the outer side of the cylinder body 1, a rotating drive device 4 is arranged on one side of the cylinder body 1, the driving end of the rotating drive device 4 is located inside the cylinder body 1, and a crushing and grinding mechanism is connected to the driving end. The crushing and grinding mechanism comprises a rotating shaft 5 connected to the driving end of the rotating drive device 4, a rotating disc 14 mounted on the outer side of the rotating shaft 5, a plurality of crushing knife arms 6 arranged on the outer side of the rotating disc 14, crushing hammer heads 7 mounted on the outer ends of the crushing knife arms 6, a connecting arm 8 arranged on the outer side of the rotating shaft 5, and a grinding structure mounted on the outer side of the connecting arm 8.

[0026] When the solid waste is put into the cylinder 1 through the feeding port 2, water is injected, and the rotating shaft 5 is driven to rotate by the rotating driving device, the hard material in the cylinder 1 is crushed by the crushing hammer head 7, and the soft material is crushed by the crushing cutter arm 6 without the crushing hammer head 7, and the water and the crushed material are stirred, the material is ground by the grinding structure and the inner wall of the cylinder 1, and the material is fully ground, and the material and the water are mixed together to form a slurry which is discharged from the discharge port 3. Compared with the prior art, the device can be suitable for crushing and grinding of various soft and hard materials, and the crushing and grinding efficiency can be effectively improved.

[0027] In the embodiment, the two rotating discs 14 are horizontally and fixedly installed with a plurality of connecting shafts 9, and the crushing cutter arms 6 are rotatably installed outside the corresponding connecting shafts 9.

[0028] In the embodiment, the crushing hammer head 7 is rotatably installed outside the corresponding crushing cutter arm 6, and some crushing cutter arms 6 are not provided with the crushing hammer head 7, the number of the crushing cutter arms 6 without the crushing hammer head 7 is the same as that of the crushing cutter arms 6 with the crushing hammer head 7, and each two crushing cutter arms 6 form a group.

[0029] In the embodiment, the connecting arm 8 is fixedly installed outside the rotating shaft 5, the grinding structure includes an arc-shaped long beam 10 installed outside the connecting arm 8, and a plurality of first grinding teeth 11 installed outside the arc-shaped long beam 10.

[0030] In the embodiment, the inner wall of the cylinder 1 is provided with fixed grinding teeth 12 matched with the first grinding teeth 11, and the first grinding teeth 11 rotate to crush and grind the material with the fixed grinding teeth 12.

[0031] In the embodiment, the materials of the first grinding teeth 11, the fixed grinding teeth 12 and the crushing hammer head 7 are all alloys, which can effectively ensure the strength.

[0032] In the embodiment, one side of the feeding port 2 is provided with a water inlet pipe 13, and the other end of the water inlet pipe 13 is connected with a water pump 23.

[0033] In the embodiment, the inside of the pulp preparation initial bin 18 is provided with a isolation box 24, the isolation box 24 is in a mesh shape, the left mesh hole is larger than the right mesh hole, and a spiral dredging rod 25 is arranged inside and driven to rotate by a rotating motor, the larger particles can pass through the left mesh hole into the isolation box 24 and are blocked by the right mesh hole, so that the hard and large particles are prevented from being transported into the next process, and the spiral dredging rod 25 prevents the isolation box 24 from being blocked.

[0034] In the embodiment, the pulp middle section bin 20 is internally provided with a pulp density sensor 26 and a pulp consistency sensor 27 for monitoring the density of the pulp and the consistency of the pulp respectively, the pulp middle section bin 20 is provided with a cementitious material storage bin 28 and an auxiliary material storage bin 29 above, the cementitious material storage bin 28 and the auxiliary material storage bin 29 are both communicated with the pulp middle section bin 20 through a second screw conveying device 32, according to the monitoring of the density of the pulp and the consistency of the pulp, the cementitious material and other auxiliary materials are input through the second screw conveying device 32, the pulp middle section bin 20 and a pulp end bin 21 are connected through a discharge butterfly valve 31, the second pulp conveying device 22 is connected with the pulp middle section bin 20 through a pipeline, and an air compressor 30 is arranged on the pipeline for regulating the conveying flow and pressure of the pulp.

[0035] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A slurry solid waste refining progressive pulping apparatus, characterized by: It comprises a feed bin, a spiral conveying device, a grinding device, a pulp initial bin, a first pulp conveying device, a pulp middle bin, a pulp end bin and a second pulp conveying device connected in sequence. The grinding device comprises a cylinder, which is provided with a feeding port and a discharging port on the outside. The feeding port is connected with the output end of the spiral conveying device, and the discharging port is connected with the input end of the pulp initial bin. A rotary driving device is arranged on one side of the cylinder, and the driving end of the rotary driving device is located inside the cylinder and connected with a grinding mechanism. The grinding mechanism comprises a rotary shaft connected with the driving end of the rotary driving device, a rotary disc mounted on the outside of the rotary shaft, a plurality of breaking arms arranged on the outside of the rotary disc, a breaking hammer head mounted on the outer end of the breaking arm, a connecting arm arranged on the outside of the rotary shaft, and a grinding structure mounted on the outside of the connecting arm. The rotary disc is provided with two rotary discs, and a plurality of connecting shafts are horizontally fixedly mounted on the two rotary discs. The breaking hammer head is rotatably mounted on the outside of the breaking arm through a rotating shaft. The connecting arm is fixedly mounted on the outside of the rotary shaft, and the grinding structure comprises an arc-shaped long beam mounted on the outside of the connecting arm and a plurality of first grinding teeth mounted on the outside of the arc-shaped long beam. The inner wall of the cylinder is provided with fixed grinding teeth matched with the first grinding teeth. The materials of the first grinding teeth, the fixed grinding teeth and the breaking hammer head are all alloys.

2. The slag solid waste atomization progressive pulping apparatus of claim 1, wherein: One side of the feeding port is provided with a water inlet pipe, and the other end of the water inlet pipe is connected with a water pump.

3. The slag solid waste atomization progressive pulping apparatus of claim 1, wherein: The inside of the pulp initial bin is provided with a separation box in a mesh shape, and a spiral dredging rod is arranged inside the separation box.

4. The slag solid waste atomization progressive pulping apparatus of claim 1, wherein: The inside of the pulp middle bin is provided with a pulp density sensor and a pulp and easiness sensor. A cementing material storage bin and an auxiliary material storage bin are arranged above the pulp middle bin, and the cementing material storage bin and the auxiliary material storage bin are communicated with the pulp middle bin through a second spiral conveying device. The pulp middle bin and the pulp end bin are connected through a discharge butterfly valve. The second pulp conveying device is connected with the pulp middle bin through a pipeline, and an air compressor is arranged on the pipeline.

Images