SBS modified asphalt additive preparation device

Abstract

The utility model discloses an SBS (styrene butadiene styrene) modified asphalt additive preparation device which comprises a bottom plate, an additive preparation body and a waste gas treatment box are vertically mounted at the top of the bottom plate, a waste gas injection assembly is arranged on the waste gas treatment box, a stirring assembly is arranged at the bottom in the waste gas treatment box, a spraying assembly is arranged in the waste gas treatment box, and the spraying assembly is connected with the stirring assembly. The SBS modified asphalt additive preparation device is provided with a negative pressure machine, an exhaust pipe and an exhaust head, when waste gas produced in the production process in the additive preparation body is treated, the waste gas in the additive preparation body is brought into the exhaust pipe by starting the negative pressure machine, and the waste gas in the additive preparation body is discharged through the exhaust head. Then the waste gas is pumped into the waste gas treatment box through an exhaust head mounted at the bottom of the exhaust pipe, and the waste gas is treated in the first step through liquid added into the waste gas treatment box.

Description

Technical Field

[0001] The utility model relates to the technical field of asphalt additive preparation devices, in particular to an SBS modified asphalt additive preparation device. Background Art

[0002] Asphalt additives are additives used to improve the performance of asphalt and asphalt products. Their varieties include asphalt modifiers, emulsifiers, anti-stripping agents, anti-aging agents, and nano-modifiers.

[0003] A Chinese patent with publication number CN216367979U discloses a fully automatic weighing and processing equipment for modified asphalt additives, which relates to the field of asphalt production technology, including a weighing hopper, a feeding assembly is arranged throughout the inside of the weighing hopper, a cleaning assembly is arranged above the weighing hopper, a weighing sensor is installed inside the weighing hopper, a guide valve is arranged below the weighing sensor, a connecting pipe is arranged at the lower end of the guide valve, a detection anti-rotation switch is installed at the lower end of the connecting pipe, a feeding channel is connected to one side of the connecting pipe, the feeding channel is away from one end of the connecting pipe and is located below a first motor and is connected to an asphalt reaction tank, a stirring shaft is arranged inside the asphalt reaction tank through the rotation of a second motor, and anti-overflow sensors are respectively arranged on both sides of the upper end of the asphalt reaction tank, and by arranging automatic weighing and feeding devices, the feeding error can be reduced and manpower can be saved, and by arranging a cleaning assembly, the additive can be prevented from adhering to the inner wall of the funnel and the weighing error can be reduced.

[0004] However, the above patent has the following shortcomings: the above patent can automatically weigh the additives by setting a weighing sensor inside the weighing hopper, and after automatic weighing, the feeding device is started by the control system to transport the additives, which saves a lot of manpower, reduces the error of feeding, and improves work efficiency. However, during the processing of the device, irritating gases will be emitted, which will make the working environment worse. Utility Model Content

[0005] The purpose of the utility model is to provide a device for preparing SBS modified asphalt additives to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an SBS modified asphalt additive preparation device, comprising a bottom plate, an additive preparation body and an exhaust gas treatment box are vertically installed on the top of the bottom plate, an exhaust gas injection assembly is arranged on the exhaust gas treatment box, a stirring assembly is arranged at the bottom of the exhaust gas treatment box, and a spray assembly is arranged in the exhaust gas treatment box, and an exhaust port is installed on the top of the bottom plate;

[0007] The exhaust gas injection assembly includes a negative pressure machine, an exhaust pipe and an exhaust head. The negative pressure machine is installed on the top of the exhaust gas treatment box, and the suction end of the negative pressure machine is connected to the additive preparation body. The output end of the negative pressure machine is installed with an exhaust pipe, and the exhaust head is installed at the bottom of the exhaust pipe.

[0008] By adopting the above technical solution, it is possible to treat the waste gas generated during the production process of the additive preparation body.

[0009] As a further solution of the utility model: a filter layer is horizontally installed in the exhaust gas treatment box, and the exhaust pipe passes through the filter layer.

[0010] By adopting the above technical solution, the liquid in the exhaust gas treatment box can be filtered through the filter layer.

[0011] As a further solution of the utility model: the stirring assembly includes a motor, a rotating rod and stirring blades, a rotating rod is installed in the exhaust gas treatment box for horizontal rotation, and a plurality of stirring blades are installed on the outside of the rotating rod, a motor is installed on the outside of the exhaust gas treatment box, and the output end of the motor passes through the exhaust gas treatment box and is connected to the end of the rotating rod.

[0012] By adopting the above technical solution, the exhaust gas in the exhaust head can be quickly processed.

[0013] As a further solution of the utility model: the spray assembly includes a suction head, a pump and a discharge pipe. A suction head is arranged above the filter layer in the exhaust gas treatment box, and the suction head is connected to the pump suction end through a pipe. The pump output end is connected to the discharge pipe through a pipe. A plurality of nozzles are installed at the bottom of the discharge pipe, and the nozzles are located in the exhaust gas treatment box.

[0014] By adopting the above technical solution, the rising gas can be sprayed.

[0015] As a further solution of the utility model: an activated carbon adsorption layer is installed in the exhaust port.

[0016] By adopting the above technical solution, the final adsorption of the exhausted gas is achieved.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the SBS modified asphalt additive preparation device,

[0018] A negative pressure machine, an exhaust pipe and an exhaust head are provided. When the waste gas produced in the process of the additive preparation body is treated, the waste gas in the additive preparation body is brought into the exhaust pipe by starting the negative pressure machine, and then is beaten into the waste gas treatment box through the exhaust head installed at the bottom of the exhaust pipe. The waste gas is treated in the first step by the liquid added in the waste gas treatment box. The device has obvious waste gas treatment effect and low cost.

[0019] In addition, the SBS modified asphalt additive preparation device is also provided with a motor, a rotating rod and a stirring blade. After the exhaust gas enters the exhaust gas treatment box through the exhaust head, the rotating rod is driven to rotate by starting the motor, and the stirring blade is driven to move by the rotating rod. The liquid in the exhaust gas treatment box is stirred by the stirring blade, thereby accelerating the contact area and speed between the exhaust gas and the liquid, and improving the efficiency of the exhaust gas treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the cross-sectional structure of the waste gas treatment box of the utility model from top view;

[0022] Figure 3 It is a schematic diagram of the structure of the utility model from top view.

[0023] In the figure: 1. bottom plate; 2. additive preparation body; 3. exhaust gas treatment box; 4. negative pressure machine; 5. exhaust pipe; 6. exhaust head; 7. motor; 8. rotating rod; 9. stirring blade; 10. filter layer; 11. pump; 12. discharge pipe; 13. nozzle; 14. exhaust port; 15. activated carbon adsorption layer; 16. suction head. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-3 The utility model provides a technical solution: an SBS modified asphalt additive preparation device, comprising a bottom plate 1, an additive preparation body 2 and an exhaust gas treatment box 3 are vertically installed on the top of the bottom plate 1, an exhaust gas injection component is arranged on the exhaust gas treatment box 3, a stirring component is arranged at the bottom of the exhaust gas treatment box 3, and a spray component is arranged in the exhaust gas treatment box 3, and an exhaust port 14 is installed on the top of the bottom plate 1;

[0026] The exhaust gas injection assembly includes a negative pressure machine 4, an exhaust pipe 5 and an exhaust head 6. The negative pressure machine 4 is installed on the top of the exhaust gas treatment box 3, and the suction end of the negative pressure machine 4 is connected to the additive preparation body 2. The output end of the negative pressure machine 4 is installed with an exhaust pipe 5, and the exhaust head 6 is installed at the bottom of the exhaust pipe 5;

[0027] Specifically, when treating the waste gas produced during the production process in the additive preparation body 2, the waste gas in the additive preparation body 2 is brought into the exhaust pipe 5 by starting the negative pressure machine 4, and then is pumped into the waste gas treatment box 3 through the exhaust head 6 installed at the bottom of the exhaust pipe 5. The waste gas is treated in the first step by the liquid added to the waste gas treatment box 3. The device has obvious waste gas treatment effect and low cost.

[0028] Furthermore, a filter layer 10 is transversely installed in the exhaust gas treatment box 3, and the exhaust pipe 5 passes through the filter layer 10;

[0029] Specifically, dust in the exhaust gas can be filtered through the filter layer 10 to ensure the cleanliness of the sprayed liquid. The liquid in the exhaust gas treatment box 3 needs to be replaced during long-term use.

[0030] Furthermore, the stirring assembly includes a motor 7, a rotating rod 8 and a stirring blade 9. The rotating rod 8 is installed in the exhaust gas treatment box 3 for horizontal rotation, and a plurality of stirring blades 9 are installed on the outside of the rotating rod 8. The motor 7 is installed on the outside of the exhaust gas treatment box 3, and the output end of the motor 7 passes through the exhaust gas treatment box 3 and is connected to the end of the rotating rod 8.

[0031] Specifically, after the exhaust gas enters the exhaust gas treatment box 3 through the exhaust head 6, the rotating rod 8 is driven to rotate by starting the motor 7, and the rotating rod 8 drives the stirring blade 9 to move. The stirring blade 9 stirs the liquid in the exhaust gas treatment box 3, thereby accelerating the contact area and speed between the exhaust gas and the liquid, and improving the efficiency of the exhaust gas treatment.

[0032] Further, the spray assembly includes a suction head 16, a pump 11 and a discharge pipe 12. The suction head 16 is arranged above the filter layer 10 in the exhaust gas treatment box 3, and the suction head 16 is connected to the suction end of the pump 11 through a pipeline. The output end of the pump 11 is connected to the discharge pipe 12 through a pipeline. A plurality of nozzles 13 are installed at the bottom of the discharge pipe 12, and the nozzles 13 are located in the exhaust gas treatment box 3.

[0033] Specifically, when the rising exhaust gas is treated for the second time, the pump 11 is started to bring the liquid at the suction head 16 into the discharge pipe 12, and sprayed out through the nozzle 13 installed at the bottom of the discharge pipe 12. The nozzle 13 can realize the second treatment of the exhaust gas.

[0034] Furthermore, an activated carbon adsorption layer 15 is installed in the exhaust port 14;

[0035] Specifically, when the exhaust gas is discharged into the air through the exhaust port 14 , the exhaust gas is adsorbed for the third time by the activated carbon adsorption layer 15 .

[0036] Working principle: When using the SBS modified asphalt additive preparation device, when treating the waste gas produced during the production process in the additive preparation body 2, the waste gas in the additive preparation body 2 is brought into the exhaust pipe 5 by starting the negative pressure machine 4, and then is beaten into the waste gas treatment box 3 through the exhaust head 6 installed at the bottom of the exhaust pipe 5, and the waste gas is treated in the first step by the liquid added in the waste gas treatment box 3. After the waste gas enters the waste gas treatment box 3 through the exhaust head 6, the rotating rod 8 is driven to rotate by starting the motor 7, and the stirring blade 9 is driven to move by the rotating rod 8. The liquid in the waste gas treatment box 3 is stirred by the stirring blade 9. When the rising waste gas is treated for the second time, the liquid at the suction head 16 is brought into the discharge pipe 12 by starting the pump 11, and is sprayed out through the nozzle 13 installed at the bottom of the discharge pipe 12. The second treatment of the waste gas can be achieved through the nozzle 13. The contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0037] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0038] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for preparing SBS modified asphalt additives, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is vertically mounted with an additive preparation body (2) and a waste gas treatment box (3); the waste gas treatment box (3) is provided with a waste gas injection assembly; the bottom of the waste gas treatment box (3) is provided with a stirring assembly; and the waste gas treatment box (3) is provided with a spray assembly; and the top of the bottom plate (1) is provided with an exhaust port (14); The waste gas injection assembly comprises a negative pressure machine (4), an exhaust pipe (5) and an exhaust head (6); the negative pressure machine (4) is installed on the top of the waste gas treatment box (3), and the suction end of the negative pressure machine (4) is connected to the additive preparation body (2); the output end of the negative pressure machine (4) is installed with an exhaust pipe (5), and the exhaust head (6) is installed at the bottom of the exhaust pipe (5).

2. The SBS modified asphalt additive preparation device according to claim 1, characterized in that: A filter layer (10) is installed transversely in the exhaust gas treatment box (3), and the exhaust pipe (5) passes through the filter layer (10).

3. The SBS modified asphalt additive preparation device according to claim 1, characterized in that: The stirring assembly comprises a motor (7), a rotating rod (8) and stirring blades (9); the rotating rod (8) is installed in the exhaust gas treatment box (3) for transverse rotation, and a plurality of stirring blades (9) are installed on the outside of the rotating rod (8); the motor (7) is installed on the outside of the exhaust gas treatment box (3), and the output end of the motor (7) passes through the exhaust gas treatment box (3) and is connected to the end of the rotating rod (8).

4. The SBS modified asphalt additive preparation device according to claim 1, characterized in that: The spray assembly comprises a suction head (16), a pump (11) and a discharge pipe (12); the suction head (16) is arranged above the filter layer (10) in the waste gas treatment box (3), and the suction head (16) is connected to the suction end of the pump (11) through a pipeline; the output end of the pump (11) is connected to the discharge pipe (12) through a pipeline; a plurality of nozzles (13) are installed at the bottom of the discharge pipe (12), and the nozzles (13) are located in the waste gas treatment box (3).

5. The SBS modified asphalt additive preparation device according to claim 1, characterized in that: An activated carbon adsorption layer (15) is installed in the exhaust port (14).

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