Asphalt heating regeneration equipment
By introducing spraying and filtration systems into the asphalt heating and regeneration equipment, the environmental pollution problem caused by the unpurified flue gas is solved, effective purification and treatment of smoke and smoke is achieved, and the environment is protected.
Patent Information
- Application Number
- CN202420863517.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-24
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-04-24
AI Technical Summary
The flue gas generated by existing asphalt heating and regeneration equipment during the heating process has not been effectively purified, resulting in environmental pollution.
A bitumen heating and regeneration equipment is designed, including a spray mechanism and a filtration system, which purifies smoke and smoke through a spray box, atomization nozzle, filter net and activated carbon to ensure that the smoke is extracted and sprayed in the heating cylinder. , atomize, filter and purify before discharge.
It effectively purifies smoke and smoke, avoids direct discharge into the air, and protects the environment.
Smart Images
Figure CN222251605U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of asphalt processing, in particular to asphalt heating and regeneration equipment. Background Art
[0002] Petroleum asphalt is a product of crude oil processing. At room temperature, it is a black or dark brown viscous liquid, semi-solid or solid. It mainly contains hydrocarbons and non-hydrocarbon derivatives soluble in trichloroethylene. During the use of asphalt, due to long-term exposure to sunlight, air and water, as well as the physical and chemical reactions between asphalt and mineral materials, the asphalt molecules will undergo oxidation and polymerization and age.
[0003] In the process of renovating old roads, a large amount of waste materials will be generated. As road materials, these waste materials still have high utilization value. Therefore, the recycling of waste materials is also considered as one of the overhaul plans. According to the mixing and construction temperature of the recycled mixture, asphalt pavement regeneration can be divided into cold regeneration and heating regeneration, and the heating regeneration plan is better. Waste asphalt heating regeneration equipment can recycle asphalt pavement, which can save a lot of asphalt, sand and gravel and other raw materials, and is conducive to the treatment of waste materials and protection of the environment.
[0004] During the regeneration process of old asphalt, since other impurities are mixed in the old asphalt blocks, smoke containing pollutants such as sulfur dioxide will be generated during heating. In the existing equipment, the feed port for heating and regenerating asphalt is directly connected to the outside, and no corresponding flue gas treatment equipment is set, resulting in the flue gas generated during the regeneration process of old asphalt being directly discharged into the air, causing environmental pollution.
[0005] Therefore, it is necessary to provide a new asphalt heating regeneration equipment to solve the above technical problems. Utility Model Content
[0006] The technical problem solved by the utility model is to provide an asphalt heating and regeneration device which is easy to use and can effectively purify smoke and dust.
[0007] In order to solve the above technical problems, the utility model provides an asphalt heating and regeneration device, including a heating cylinder, four corners below the heating cylinder are fixedly installed with legs, an air guide pipe is fixedly installed on one side of the heating cylinder, an air pump is fixedly installed in the middle of the outer side of the air guide pipe, and a spray mechanism is arranged at the end of the air guide pipe;
[0008] The spray mechanism includes a spray box, which is fixedly installed at the end of the air guide pipe, a plurality of spray pipes are laid on the upper part of the spray box, a plurality of fixing blocks are fixedly clamped on the outer side of the spray pipe, the spray pipe is fixedly installed on the top of the spray box through the fixing blocks, a plurality of atomizing nozzles are fixedly installed below the spray pipe, a water pump 1 is fixedly installed at one end of the spray pipe, a water suction pipe is installed on one side of the water pump 1, a sewage pipe is fixedly installed below the side opposite to the spray pipe on the spray box, a water pump 2 is fixedly installed in the middle part of the outer side of the sewage pipe, a storage box is provided at the end of the sewage pipe, the end of the water suction pipe is provided at the end opposite to the sewage pipe on the inner side of the storage box, a connecting pipe is fixedly installed at one end above the sewage pipe on one side of the spray box, a filter is fixedly installed at the end of the connecting pipe, an exhaust pipe is fixedly installed at the bottom of the filter, and an air pump 2 is fixedly installed in the middle part of the outer side of the exhaust pipe.
[0009] Preferably, the filter element comprises a placement cylinder, the middle part of the inner side of the placement cylinder is filled with activated carbon, and two groups of filter nets are arranged at both ends of the activated carbon inside the placement cylinder.
[0010] Preferably, a baffle is fixedly installed on one side of the inner side of the storage box, a water filter hole is opened at the bottom of the baffle, a filter sponge is fixedly installed on one side of the inner side of the storage box, and the end of the sewage pipe is arranged on the top of the filter sponge.
[0011] Preferably, liquid guide plates are fixedly installed on both sides of the bottom of the spray box, and a "V" shape is formed between the two liquid guide plates. The sewage pipe is fixedly installed at the lowest point of the liquid guide plate.
[0012] Preferably, a throwing hopper is fixedly installed on one side of the heating cylinder, a sealing plug is provided on the throwing hopper, a discharge pipe is fixedly installed on the bottom of the heating cylinder, and a sealing cover is installed on the discharge pipe.
[0013] Preferably, a stirring member is provided on the inner side of the heating cylinder, and the stirring member includes a stirring rod, and the stirring rod is rotatably provided on the inner side of the heating cylinder, and a support platform is fixedly installed on the top of the heating cylinder, and the top of the stirring rod passes through and extends to the upper part of the support platform, and a motor is fixedly installed on the top of the stirring rod, and the motor is fixedly installed on the support platform, and a plurality of stirring blades are fixedly installed on the stirring rod, and the stirring blades are provided on the inner side of the heating cylinder.
[0014] Preferably, support rods are fixedly installed on both sides of the stirring rod, fixed plates are fixedly installed on the tops of the two support rods, scrapers are fixedly installed on one side of the two fixed plates, and the two scrapers are in contact with the inner wall of the heating cylinder.
[0015] Compared with the related art, the asphalt heating regeneration equipment provided by the utility model has the following beneficial effects:
[0016] The utility model provides an asphalt heating regeneration device, in which the air pump one works to extract the smoke inside the heating cylinder through the air guide pipe, and the smoke enters the spray box through the air guide pipe. When the smoke enters the spray box, the water pump one works to extract the liquid inside the storage box through the water pumping pipe, and the liquid enters the spray pipe through the water pumping pipe and is sprayed out through the atomizing nozzle to purify the smoke, and then the air pump two works to extract the smoke gas purified by the spray box through the connecting pipe, and the gas enters the placing tube through the connecting pipe, and is filtered again by the filter net and activated carbon arranged inside the placing tube, and then the filtered gas is discharged through the exhaust pipe, so that the smoke can be effectively treated, and the smoke is prevented from being directly discharged into the air to pollute the environment. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 A schematic structural diagram of a preferred embodiment of the asphalt heating and regeneration equipment provided by the utility model;
[0018] Figure 2 A schematic diagram of another perspective of the asphalt heating and regeneration equipment provided by the utility model;
[0019] Figure 3 for Figure 1 The structural schematic diagram of the spray mechanism shown;
[0020] Figure 4 for Figure 1 The schematic diagram of the filter element shown;
[0021] Figure 5 for Figure 1 Schematic diagram of the stirring element shown.
[0022] Numbers in the figure: 1. Heating cylinder; 2. Electric motor; 3. Support platform; 4. Air pump 1; 5. Air guide pipe; 6. Spray box; 7. Connecting pipe; 8. Placement tube; 9. Exhaust pipe; 10. Storage box; 11. Support leg; 12. Throwing bucket; 13. Water pump 1; 14. Air pump 2; 15. Water pump 2; 16. Drain pipe; 17. Suction pipe; 18. Discharge pipe; 19. Sealing cover; 20. Spray pipe; 21. Fixed block; 22. Atomizing nozzle; 23. Liquid guide plate; 24. Filter sponge; 25. Baffle; 26. Filter screen; 27. Activated carbon; 28. Stirring blade; 29. Fixed plate; 30. Support rod; 31. Stirring rod; 32. Scraper. DETAILED DESCRIPTION
[0023] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.
[0024] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of the asphalt heating and regeneration equipment provided by the utility model; Figure 2 A schematic diagram of another perspective of the asphalt heating and regeneration equipment provided by the utility model; Figure 3 for Figure 1 The structural schematic diagram of the spray mechanism shown; Figure 4 for Figure 1 The schematic diagram of the filter element shown; Figure 5 for Figure 1 The schematic diagram of the stirring member is shown. The asphalt heating and regeneration equipment includes a heating cylinder 1, and legs 11 are fixedly installed at the four corners below the heating cylinder 1. A throwing bucket 12 is fixedly installed on the upper side of the heating cylinder 1, and a sealing plug is arranged on the throwing bucket 12. A stirring member is arranged on the inner side of the heating cylinder 1, and the stirring member includes a stirring rod 31. The stirring rod 31 is rotatably arranged on the inner side of the heating cylinder 1. A support platform 3 is fixedly installed on the top of the heating cylinder 1. The top of the stirring rod 31 penetrates and extends to the upper part of the support platform 3. A motor 2 is fixedly installed on the top of the stirring rod 31. The motor 2 is fixedly installed on the support platform 3. A plurality of stirring blades 28 are fixedly installed on the stirring rod 31. The stirring blades 28 are arranged on the inner side of the heating cylinder 1. When the motor 2 is working, the output end rotates to drive the stirring rod 31 below to rotate, and the rotation of the stirring rod 31 drives the outer stirring blades 28 to rotate, so as to stir the heated asphalt. , so that the asphalt is mixed evenly, firstly, the crushed material is put into the inner side of the heating cylinder 1 through the throwing bucket 12, and the heating cylinder 1 heats the asphalt material. A discharge pipe 18 is fixedly installed at the bottom of the heating cylinder 1, and a sealing cover 19 is installed on the discharge pipe 18. When the sealing cover 19 is opened, the asphalt will be discharged through the discharge pipe 18. Support rods 30 are fixedly installed on both sides of the stirring rod 31, and fixed plates 29 are fixedly installed on the tops of the two support rods 30. Scrapers 32 are fixedly installed on one side of the two fixed plates 29. The two scrapers 32 are in contact with the inner wall of the heating cylinder 1. When the asphalt is mixed, the motor 2 continues to rotate, driving the stirring rod 31 below to rotate. The rotation of the stirring rod 31 will drive the fixed plates 29 on both sides to rotate, and the rotation of the fixed plate 29 will drive the scraper 32 on one side to rotate, so as to scrape the asphalt from the inner wall of the heating cylinder 1.
[0025] An air guide pipe 5 is fixedly installed on one side of the heating cylinder 1, an air pump 4 is fixedly installed on the middle part of the outer side of the air guide pipe 5, and a spray mechanism is arranged at the end of the air guide pipe 5; the spray mechanism comprises a spray box 6, the spray box 6 is fixedly installed at the end of the air guide pipe 5, a plurality of spray pipes 20 are laid on the upper part of the spray box 6, a plurality of fixed blocks 21 are fixedly connected to the outer side of the spray pipe 20, the spray pipe 20 is fixedly installed on the top of the spray box 6 through the fixed blocks 21, a plurality of atomizing nozzles 22 are fixedly installed below the spray pipe 20, liquid guide plates 23 are fixedly installed on both sides of the bottom of the spray box 6, and the two liquid guide plates 23 are in a "V" shape, and the sewage pipe 16 is fixedly installed at the lowest point of the liquid guide plate 23 to enhance the aggregation of sewage. A water pump 13 is fixedly installed at one end of the shower pipe 20, and a water pump 17 is installed on one side of the water pump 13. A sewage pipe 16 is fixedly installed below the side opposite to the shower pipe 20 on the spray box 6, and a water pump 2 15 is fixedly installed on the middle part of the outer side of the sewage pipe 16. A storage box 10 is arranged at the end of the sewage pipe 16, and a baffle 25 is fixedly installed on one side of the inner side of the storage box 10. A water filter hole is opened at the bottom of the baffle 25. A filter sponge 24 is fixedly installed on one side of the inner side of the storage box 10 for purifying sewage. The end of the sewage pipe is arranged on the top of the filter sponge 24, and the end of the water pump 17 is arranged on the inner side of the storage box 10 at the end opposite to the sewage pipe 16. One end of the sewage pipe 16 on one side of the spray box 6 is fixedly installed There is a connecting pipe 7, a filter is fixedly installed at the end of the connecting pipe 7, an exhaust pipe 9 is fixedly installed at the bottom of the filter, and an air pump 14 is fixedly installed at the middle of the outer side of the exhaust pipe 9. Specifically, toxic smoke will be generated when the asphalt is heated. The air pump 4 works to extract the smoke inside the heating cylinder 1 through the air guide pipe 5, and the smoke will enter the spray box 6 through the air guide pipe 5. When the smoke enters the spray box 6, the water pump 13 works to extract the liquid inside the storage box 10 through the water pumping pipe 17. The liquid enters the spray pipe 20 through the water pumping pipe 17 and is sprayed out through the atomizing nozzle 22 to purify the smoke. The polluted water droplets will drip downward onto the liquid guide plate 23 and 23 gathers at the bottom, and then the water pump 2 15 located on one side starts working, and the sewage is drawn into the filter sponge 24 through the sewage pipe 16. The sewage is purified by the filter sponge 24, and the purified water will be stored at the bottom of the storage box 10. The filter element includes a placement tube 8, and the middle part of the inner side of the placement tube 8 is filled with activated carbon 27. Two groups of filter nets 26 are arranged at both ends of the activated carbon 27 inside the placement tube 8. The purified gas, the air pump 2 14 works, and the smoke gas purified by the spray box 6 is drawn through the connecting pipe 7. The gas enters the placement tube 8 through the connecting pipe 7, and is filtered again by the filter net 26 and activated carbon 27 arranged inside the placement tube 8, and then the filtered gas is discharged through the exhaust pipe 9.
[0026] The working principle of the asphalt heating regeneration equipment provided by the utility model is as follows:
[0027] First, the crushed material is put into the inner side of the heating cylinder 1 through the throwing hopper 12, and the heating cylinder 1 heats the asphalt material. During heating, the motor 2 works, and the output end rotates to drive the lower stirring rod 31 to rotate. The rotation of the stirring rod 31 drives the outer stirring blades 28 to rotate, stirring the heated asphalt so that the asphalt is stirred evenly.
[0028] When asphalt is heated, toxic smoke will be generated. The air pump 4 works to extract the smoke inside the heating cylinder 1 through the air duct 5, and the smoke will enter the spray box 6 through the air duct 5. When the smoke enters the spray box 6, the water pump 13 works to extract the liquid inside the storage box 10 through the water pumping pipe 17. The liquid enters the spray pipe 20 through the water pumping pipe 17 and is sprayed out through the atomizing nozzle 22 to purify the smoke. The polluted water droplets will drip downward onto the liquid guide plate 23 and gather at the bottom of the liquid guide plate 23. Then the water pump 2 15 located on one side works to extract sewage through the sewage pipe 16 and enter the filter sponge 24. The sewage is purified by the filter sponge 24 and the purified water is stored at the bottom of the storage box 10.
[0029] The purified gas, the air pump 2 14 works, extracts the smoke gas purified by the spray box 6 through the connecting pipe 7, the gas enters the placement tube 8 through the connecting pipe 7, and is filtered again by the filter net 26 and activated carbon 27 arranged inside the placement tube 8, and then the filtered gas is discharged through the exhaust pipe 9.
[0030] When the asphalt mixing is completed, the motor 2 continues to rotate, driving the stirring rod 31 below to rotate. The rotation of the stirring rod 31 will drive the fixed plates 29 on both sides to rotate. The rotation of the fixed plates 29 will drive the scraper 32 on one side to rotate, and the asphalt is scraped off the inner wall of the heating cylinder 1. After completion, the sealing cover 19 is opened and the asphalt will be discharged through the discharge pipe 18.
[0031] Compared with the related art, the asphalt heating regeneration equipment provided by the utility model has the following beneficial effects:
[0032] The utility model provides an asphalt heating regeneration device, in which an air pump 4 works to extract smoke from the inside of a heating cylinder 1 through an air duct 5, and the smoke enters a spray box 6 through the air duct 5. When the smoke enters the spray box 6, a water pump 13 works to extract liquid from the inside of a storage box 10 through a water pumping pipe 17, and the liquid enters a spray pipe 20 through the water pumping pipe 17 and is sprayed out through an atomizing nozzle 22 to purify the smoke. Then, an air pump 14 works to extract smoke gas purified by the spray box 6 through a connecting pipe 7, and the gas enters a placing tube 8 through the connecting pipe 7, and is filtered again by a filter screen 26 and activated carbon 27 arranged inside the placing tube 8, and then the filtered gas is discharged through an exhaust pipe 9, so that the smoke can be effectively treated to avoid the smoke being directly discharged into the air and causing pollution to the environment.
[0033] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. An asphalt heating and regeneration device, comprising a heating cylinder, wherein four corners below the heating cylinder are fixedly provided with legs, characterized in that: An air guide pipe is fixedly installed on one side of the heating cylinder, an air pump is fixedly installed on the middle part of the outer side of the air guide pipe, and a spray mechanism is arranged at the end of the air guide pipe; The spray mechanism includes a spray box, which is fixedly installed at the end of the air guide pipe, a plurality of spray pipes are laid on the upper part of the spray box, a plurality of fixing blocks are fixedly clamped on the outer side of the spray pipe, the spray pipe is fixedly installed on the top of the spray box through the fixing blocks, a plurality of atomizing nozzles are fixedly installed below the spray pipe, a water pump 1 is fixedly installed at one end of the spray pipe, a water suction pipe is installed on one side of the water pump 1, a sewage pipe is fixedly installed below the side opposite to the spray pipe on the spray box, a water pump 2 is fixedly installed in the middle part of the outer side of the sewage pipe, a storage box is provided at the end of the sewage pipe, the end of the water suction pipe is provided at the end opposite to the sewage pipe on the inner side of the storage box, a connecting pipe is fixedly installed at one end above the sewage pipe on one side of the spray box, a filter is fixedly installed at the end of the connecting pipe, an exhaust pipe is fixedly installed at the bottom of the filter, and an air pump 2 is fixedly installed in the middle part of the outer side of the exhaust pipe.
2. The asphalt heating regeneration equipment according to claim 1, characterized in that: The filter element comprises a placing cylinder, the middle part of the inner side of the placing cylinder is filled with activated carbon, and two groups of filter nets are arranged at both ends of the activated carbon inside the placing cylinder.
3. The asphalt heating regeneration equipment according to claim 1, characterized in that: A baffle is fixedly installed on one side of the inner side of the storage box, a water filter hole is opened at the bottom of the baffle, a filter sponge is fixedly installed on one side of the inner side of the storage box, and the end of the sewage pipe is arranged on the top of the filter sponge.
4. The asphalt heating regeneration equipment according to claim 1, characterized in that: Liquid guide plates are fixedly installed on both sides of the bottom of the spray box, and a "V" shape is formed between the two liquid guide plates. The sewage pipe is fixedly installed at the lowest point of the liquid guide plate.
5. The asphalt heating regeneration equipment according to claim 1, characterized in that: A throwing hopper is fixedly installed on one side of the heating cylinder, a sealing plug is arranged on the throwing hopper, a discharge pipe is fixedly installed on the bottom of the heating cylinder, and a sealing cover is installed on the discharge pipe.
6. The asphalt heating regeneration equipment according to claim 1, characterized in that: A stirring member is arranged inside the heating cylinder, and the stirring member includes a stirring rod, and the stirring rod is rotatably arranged inside the heating cylinder. A support platform is fixedly installed on the top of the heating cylinder, and the top of the stirring rod penetrates and extends to the upper part of the support platform. A motor is fixedly installed on the top of the stirring rod, and the motor is fixedly installed on the support platform. A plurality of stirring blades are fixedly installed on the stirring rod, and the stirring blades are arranged inside the heating cylinder.
7. The asphalt heating regeneration equipment according to claim 6, characterized in that: Support rods are fixedly installed on both sides of the stirring rod, and fixing plates are fixedly installed on the tops of the two support rods. Scrapers are fixedly installed on one side of the two fixing plates, and the two scrapers are in contact with the inner wall of the heating cylinder.