Production system of semi-wrapped stabilized material

Abstract

The invention discloses a semi-wrapped stabilized material production system which comprises a mixing and stirring area, a pretreatment granulation area, a first feeding and weighing area and a second feeding and weighing area, the discharging end of the pretreatment granulation area is communicated with the feeding end of the first feeding and weighing area, and the discharging end of the pretreatment granulation area is communicated with the feeding end of the second feeding and weighing area; the discharging end of the first feeding weighing area and the discharging end of the second feeding weighing area are communicated with the feeding end of the mixing and stirring area. In a preferred embodiment of the invention, the pretreatment granulation area comprises a granulator, a discharge port of the granulator is communicated with a feed port of the dryer, and a discharge port of the dryer is communicated with a feed port of the screening machine. The semi-wrapped stabilized material can be produced and is not influenced by the acid-base property and the water content of the raw materials.

Description

Technical Field

[0001] The invention relates to a production system of a passivation material, in particular to a production system of a semi-encapsulated stabilization material. Background Art

[0002] my country's soil remediation passivation material production lines are mostly used to produce powdered agents, using a compounding and mixing method, that is, mixing a variety of agent raw materials in proportion. The conventional production process of the agent production line includes metering, batching, mixing, packaging, etc. During this production process, the raw materials may react chemically with each other due to their moisture content or acidity and alkalinity, affecting the effect of the agent. Therefore, the selected agent formula is limited and the effect of the optimal ratio cannot be fully exerted. In addition, the dust problem during the production process is prominent and endangers the health of workers.

[0003] At present, with the continuous investment in the research and development of stabilization materials, the types of new passivation materials have also increased. However, due to the complexity and particularity of their production process (using granulation, heating, ball milling and other equipment or modification processes), the existing production system cannot meet the production needs of such new passivation materials. Therefore, based on the above reasons. At present, it is urgent to develop a production line for new passivation materials for soil remediation to overcome or alleviate the above defects. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a production system for semi-encapsulated stabilized materials in view of the shortcomings of the existing technology, which can produce semi-encapsulated stabilized materials and is not affected by the acidity and alkalinity and water content of the raw materials.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a production system of semi-wrapped stabilized materials, comprising a mixing and stirring zone, a pre-treatment granulation zone, a first loading and weighing zone and a second loading and weighing zone, the discharge end of the pre-treatment granulation zone is connected to the feed end of the first loading and weighing zone, and the discharge ends of the first loading and weighing zone and the second loading and weighing zone are respectively connected to the feed end of the mixing and stirring zone;

[0006] The pre-treatment granulation zone comprises a granulator, the discharge port of the granulator is communicated with the feed port of the dryer, and the discharge port of the dryer is communicated with the feed port of the screening machine.

[0007] The granulation process of the present invention is mainly to wrap any easily reactive party in the formula with mineral materials so that all effective ingredients can play their roles. After granulation, it is mixed with other raw materials, so that it is not affected by the acidity and water content of the raw materials.

[0008] In a preferred embodiment of the present invention, the pre-treatment granulation zone further comprises a crusher, and the discharge port of the crusher is connected to the feed port of the screening machine.

[0009] In a preferred embodiment of the present invention, the mixing and stirring zone includes a mixing and stirring machine and a conveying device connected to a discharge end of the mixing and stirring machine.

[0010] In a preferred embodiment of the present invention, the conveying device includes a screw conveyor and a dust-free bucket elevator connected to a discharge port of the screw conveyor.

[0011] In a preferred embodiment of the present invention, the first loading and weighing area includes a first bucket elevator, the feed port of the first bucket elevator is connected to the discharge port of the screening machine, the discharge port of the first bucket elevator is connected to the feed port of the silo A, the discharge port of the silo A is connected to the feed port of the weighing silo A, and the discharge port of the weighing silo A is connected to the feed port of the mixing and stirring area.

[0012] In a preferred embodiment of the present invention, the second feeding and weighing area includes a powder B feeding and weighing area, a powder C feeding and weighing area, and a powder D feeding and weighing area. The powder B feeding and weighing area includes a second bucket elevator, a silo B, and a weighing bin B connected in sequence. The powder C feeding and weighing area includes a third bucket elevator, a silo C, and a weighing bin C connected in sequence. The powder D feeding and weighing area includes a fourth bucket elevator, a silo D, and a weighing bin D connected in sequence. The weighing bin B, the weighing bin C, and the weighing bin D are respectively connected to the feed port of the mixing and stirring area.

[0013] In a preferred embodiment of the present invention, the weighing bin B, the weighing bin C and the weighing bin D are respectively connected to the feed port of the mixing and stirring zone through a belt conveyor.

[0014] In a preferred embodiment of the present invention, the production system of the semi-wrapped stabilized material further comprises a packaging and stacking area connected to the discharge end of the mixing and stirring area.

[0015] In a preferred embodiment of the present invention, the packaging stacking area includes a finished product warehouse, the discharge end of the finished product warehouse is connected to the feed end of the packaging machine through a material screw conveyor, the discharge end of the packaging machine is connected to the feed end of the sewing machine, and the discharge end of the sewing machine is connected to the feed end of the belt conveyor.

[0016] In a preferred embodiment of the present invention, the discharge end of the belt conveyor is palletized by a robot.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. On the basis of the existing compound agents, semi-encapsulated stabilized materials can be produced which are not affected by the moisture content and pH value of the raw materials.

[0019] 2. The automated production of stabilized materials is realized through the master control system, fully automatic packaging machine, and robot palletizing system. The embedded data management system collects annual reports, monthly reports, weekly reports, daily reports, and shift reports, and can call up historical data to examine the details of equipment and production.

[0020] 3. The present invention can complete the whole process control from metering to packaging and palletizing, realize automation, improve production efficiency, and can improve the working environment and reduce dust pollution by setting dust collectors at key points. The production system has the characteristics of high production efficiency, high degree of automation, and excellent production environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the main structure of an embodiment of the present invention.

[0022] Figure 2 It is a schematic diagram of a specific structural connection of an embodiment of the present invention.

[0023] 1-granulator, 2-dryer, 3-screener, 4-crusher, 6-1-first bucket elevator, 6-2-second bucket elevator, 6-3-third bucket elevator, 6-4-fourth bucket elevator, 7-1-silo A, 7-2-silo B, 7-3-silo C, 7-4-silo D, 8-1-weighing silo A, 8-2-weighing silo B, 8-3-weighing silo C, 8-4-weighing silo D, 9-belt conveyor, 10- Mixing and blending machine, 11-mixing material screw conveyor, 12-dust-free bucket elevator, 13-finished product warehouse, 14-finished product screw conveyor, 15-packaging machine, 16-bagging machine, 17-sewing machine, 18-bagged finished product belt conveyor, 19-robot palletizing, 20-processing and granulation area, 22-first loading and weighing area, 22-second loading and weighing area, 23-mixing and stirring area, 5-packaging and stacking area, 24-conveyor device. DETAILED DESCRIPTION

[0024] like Figure 1-Figure 2 As shown, one embodiment of the present invention includes a mixing and stirring zone 23, a pre-treatment granulation zone 20, a first loading and weighing zone 21 and a second loading and weighing zone 22, the discharge end of the pre-treatment granulation zone 20 is connected to the feed end of the first loading and weighing zone 21, and the discharge ends of the first loading and weighing zone 21 and the second loading and weighing zone 22 are respectively connected to the feed end of the mixing and stirring zone 23;

[0025] The pre-treatment granulation zone 20 includes a granulator 1, the discharge port of the granulator 1 is connected to the feed port of the dryer 2, and the discharge port of the dryer 2 is connected to the feed port of the screening machine 3. The discharge port of the crusher 4 is connected to the feed port of the screening machine 3. The granulator 1, the dryer 2, and the screening machine 3 are connected in sequence by screw conveyors, and after completing the process requirements of raw material granulation, they are transported to the silo A7-1 through the bucket elevator 6-1. The granulation process is mainly to wrap any party in the formula that is easy to react with mineral materials, so that all effective ingredients can play a role. In addition, the crusher 4 is connected to the screening machine 3 through a screw conveyor 5, so as to complete the process requirements of raw material crushing and screening, and transported to the silo A7-1 through the bucket elevator 6-1. The crushing process is mainly for the purpose of reusing the hardened compound materials. According to the formula requirements, other raw materials can be directly transported to different silos through the corresponding bucket elevator 6.

[0026] The granulator 1 is a high-speed wet granulator, and the interface with the material is made of 304 stainless steel. The amount of water added accounts for 10% to 20% of the total mass of the material. The dryer 2 is a vibrating fluidized bed dryer, made of 304 stainless steel, with a drying temperature of 100 to 120°C and a drying time of 20 to 40 minutes. The screening machine 3 is a linear vibrating screen, and the contact surface with the material is made of 304 stainless steel and has a cover. It has two layers of screens, and the particle sizes are 3 mm and 0.5 mm respectively.

[0027] The mixing and stirring zone 23 includes a mixing and stirring machine 10 and a conveying device 24 connected to the discharge end of the mixing and stirring machine 10. The conveying device 24 includes a mixed material screw conveyor and a dust-free bucket elevator 12 connected to the discharge port of the mixed material screw conveyor. The mixing and stirring machine 10 has a single batch mixing capacity of 1.5t.

[0028] The first loading and weighing area 21 includes a first bucket elevator 6-1, the feed port of the first bucket elevator 6-1 is connected to the discharge port of the screening machine 3, the discharge port of the first bucket elevator 6-1 is connected to the feed port of the silo A7-1, the discharge port of the silo A7-1 is connected to the feed port of the weighing silo A8-1, and the discharge port of the weighing silo A8-1 is connected to the feed port of the mixing and stirring area 23.

[0029] The second feeding and weighing area 22 includes a powder B feeding and weighing area, a powder C feeding and weighing area, and a powder D feeding and weighing area. The powder B feeding and weighing area includes a second bucket elevator 6-2, a silo B7-2, and a weighing bin B8-2 that are connected in sequence. The powder C feeding and weighing area includes a third bucket elevator 6-3, a silo C7-3, and a weighing bin C8-3 that are connected in sequence. The powder D feeding and weighing area includes a fourth bucket elevator 6-4, a silo D7-4, and a weighing bin D8-4 that are connected in sequence. The weighing bin B8-2, the weighing bin C8-3, and the weighing bin D8-4 are respectively connected to the feed port of the mixing and stirring area 23. The weighing bin B8-2, the weighing bin C8-3, and the weighing bin D8-4 are respectively connected to the feed port of the mixing and stirring area 23 through a belt conveyor 9. The weighing capacity of the weighing bin is 2.4 tons, ensuring that the mixing amount of a single batch meets the use requirements of the mixer.

[0030] The production system of the semi-wrapped stabilized material also includes a packaging and stacking area 5 connected to the discharge end of the mixing and stirring area 23. The packaging and stacking area 5 includes a finished product warehouse 13, the discharge end of the finished product warehouse 13 is connected to the feed end of the packaging machine 15 through the finished product material screw conveyor 14, the discharge end of the packaging machine 15 is connected to the feed end of the sewing machine 17, and the discharge end of the sewing machine 17 is connected to the feed end of the belt conveyor 18. The discharge end of the belt conveyor 18 is palletized by a robot. The discharge port of the finished product warehouse 13 is provided with a metering device to convey the finished product into the packaging bag according to the set weight; the bagged finished product is transported to the robot for palletizing through the bagged finished product belt conveyor 18. The automatic packaging machine can complete the whole process of packaging the stabilized material finished product. The fully automatic palletizing equipment includes a palletizing robot, a palletizing conveyor line, a pallet warehouse, a pallet conveyor, a heavy-load pallet conveyor and an electrical control system. Its working process is: detecting packaging bags - grabbing bags - automatic palletizing = full stacking conveying - forklift forking away, thereby completing the intelligent palletizing of packaging bags. The robot gripper adopts a light aluminum alloy profile and stainless steel grab teeth (load capacity 50kg). The form of the pallet is: 1200*1400*150mm (double-sided mesh plastic pallet, static load exceeds 5 tons, dynamic load 2.5 tons), and the form of palletizing is: 5 packages / layer, a total of 8 layers. The conveyor line equipment is all made of carbon steel spray. The dust collector is installed in: the batching workshop, the unloading workshop, the fan room and next to the packaging machine, so as to achieve the purpose of improving the environment.

[0031] The specific layout of this embodiment is set as follows:

[0032] The granulator 1 is connected to the dryer 2 through the granular material screw conveyor, the dryer 2 is connected to the screener 3 through the dry material screw conveyor, the screener 3 is connected to the silo A 7-1 through the first bucket elevator 6-1, and the packaged material is transported to the weighing bin A8-1 for measurement according to the ratio setting; or the crusher 4 is connected to the screener 3 through the crushed material screw conveyor, the screener 3 is connected to the silo A 7-1 through the first bucket elevator 6-1, and the crushed and screened material is transported to the weighing bin 8-1 for measurement according to the ratio setting.

[0033] Raw material B is connected to silo B via the second bucket elevator 6-2, and according to the ratio setting, raw material B is transported to weighing silo 8-2 for measurement;

[0034] The raw material C is connected to the silo C through the third bucket elevator 6-3, and according to the ratio setting, the raw material C is transported to the weighing bin 8-3 for measurement;

[0035] The raw material D is connected to the silo D through the fourth bucket elevator 6-4, and according to the ratio setting, the raw material D is transported to the weighing bin 8-4 for measurement;

[0036] The above-mentioned four weighing bins are arranged in parallel and connected to the mixing mixer 10. The outlet at the bottom of the mixing mixer 10 is transported to the bucket elevator 12 through the mixed material screw conveyor 11, and then transported to the finished product bin 13 through the bucket elevator. After the metering and packaging process is completed by the packaging machine 15, it is transported to the robot stacking 19 through the bagged finished product leather plug conveyor 18 to complete the stacking.

[0037] The actual production process of the semi-encapsulated stabilization material production system for heavy metal pollution remediation in this embodiment is as follows:

[0038] (1) placing raw materials F and C in a granulator 1 for granulation; storing raw material B in a silo B (7-2);

[0039] (3) The granulated particles are transported to a dryer 2 for drying at a temperature of 105° C. for a period of 20 to 40 minutes;

[0040] (4) The dried particles are transported to the screening machine 3 for screening, and the products between 0.5 and 3 mm are retained, and are transported to the silo A 7-1 for storage via a bucket elevator;

[0041] (5) The materials in the silo A7-1 and the silo B7-2 are respectively transported to the weighing silo A8-1 and the weighing silo B8-2 in proportion, and then transported to the mixing mixer 10 via the belt conveyor 9 for thorough mixing;

[0042] (6) The mixed materials are transported by the mixture screw conveyor 11 and the dust-free bucket elevator 12 to the finished product warehouse 13 for storage;

[0043] (7) The materials in the finished product warehouse 13 are transported to the packaging machine 15 for metering and packaging, and then transported to the bag sewing machine 17 for sewing;

[0044] (8) The products are transported to the end via the bagged finished product belt conveyor 19, and then palletized by robots 19 and stored in the warehouse.

Claims

1. A production system for semi-encapsulated stabilized materials, comprising a mixing and stirring zone (23), characterized in that It comprises a pre-treatment granulation zone (20), a first loading and weighing zone (21) and a second loading and weighing zone (22), wherein the discharge end of the pre-treatment granulation zone (20) is connected to the feed end of the first loading and weighing zone (21), and the discharge ends of the first loading and weighing zone (21) and the second loading and weighing zone (22) are respectively connected to the feed end of the mixing and stirring zone (23); The pre-treatment granulation zone (20) comprises a granulator (1), the discharge port of the granulator (1) is connected to the feed port of the dryer (2), and the discharge port of the dryer (2) is connected to the feed port of the screening machine (3).

2. The production system of semi-wrapped stabilized material according to claim 1, characterized in that: The pre-treatment granulation zone (20) further comprises a crusher (4), and the discharge port of the crusher (4) is connected to the feed port of the screening machine (3).

3. The production system of semi-wrapped stabilized material according to claim 1, characterized in that: The mixing and stirring zone (23) comprises a mixing and stirring machine (10) and a conveying device (24) connected to the discharge end of the mixing and stirring machine (10).

4. The production system of the semi-wrapped stabilized material according to claim 3, characterized in that: The conveying device (24) comprises a mixed material screw conveyor (11) and a dust-free bucket elevator (12) connected to a material outlet of the mixed material screw conveyor (11).

5. The production system of semi-wrapped stabilized material according to claim 1, characterized in that: The first loading and weighing zone (21) includes a first bucket elevator (6-1), the feed port of the first bucket elevator (6-1) is connected to the discharge port of the screening machine (3), the discharge port of the first bucket elevator (6-1) is connected to the feed port of the silo A (7-1), the discharge port of the silo A (7-1) is connected to the feed port of the weighing silo A (8-1), and the discharge port of the weighing silo A (8-1) is connected to the feed port of the mixing and stirring zone (23).

6. The production system of semi-wrapped stabilized material according to claim 1, characterized in that: The second material loading and weighing area (22) includes a powder material B loading and weighing area, a powder material C loading and weighing area, and a powder material D loading and weighing area. The powder material B loading and weighing area includes a second bucket elevator (6-2), a silo B (7-2), and a weighing bin B (8-2) which are connected in sequence. The powder material C loading and weighing area includes a third bucket elevator (6-3), a silo C (7-3), and a weighing bin C (8-3) which are connected in sequence. The powder material D loading and weighing area includes a fourth bucket elevator (6-4), a silo D (7-4), and a weighing bin D (8-4) which are connected in sequence. The weighing bin B (8-2), the weighing bin C (8-3), and the weighing bin D (8-4) are respectively connected to the feed port of the mixing and stirring area (23).

7. The production system of the semi-wrapped stabilized material according to claim 6, characterized in that: The weighing bin B (8-2), the weighing bin C (8-3) and the weighing bin D (8-4) are respectively connected to the feed port of the mixing and stirring zone (23) through a belt conveyor (9).

8. The production system of the semi-wrapped stabilized material according to claims 1-7, characterized in that: It also includes a packaging and stacking area (5) connected to the discharge end of the mixing and stirring area (23).

9. The production system of the semi-wrapped stabilized material according to claim 8, characterized in that: The packaging stacking area (5) comprises a finished product warehouse (13), the discharge end of the finished product warehouse (13) is connected to the feed end of a packaging machine (15) through a finished product material screw conveyor (14), the discharge end of the packaging machine (15) is connected to the feed end of a bag sewing machine (17), and the discharge end of the bag sewing machine (17) is connected to the feed end of a belt conveyor (18).

10. The production system of the semi-wrapped stabilized material according to claim 9, characterized in that: The discharging end of the belt conveyor (18) is palletized by a robot.

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