Flat-cover reaction kettle for modified asphalt

Abstract

The utility model discloses a modified asphalt flat cover reaction kettle which comprises a support, the support is composed of a supporting plate and supporting legs, a reaction kettle body is arranged on the supporting plate in a penetrating mode, the reaction kettle body is fixedly connected with the supporting plate, the inner wall of the top space of the reaction kettle body is fixedly connected with an annular plate, and the annular plate is fixedly connected with the supporting legs. A cover plate is installed at the upper end of the reaction kettle body, a feeding port is formed in the upper end of the cover plate, a discharging port is formed in the inner bottom of the reaction kettle body, a hollow cavity is formed in an annular plate, a vertical plate is fixedly connected to the upper end of a support, and a sliding groove is formed in the right side of the vertical plate; a reciprocating lead screw is rotationally connected between the upper inner wall and the lower inner wall of the sliding groove, and a sliding strip is connected to the reciprocating lead screw in a threaded mode. According to the reaction kettle, the stirring structure is matched with the lifting structure, so that the stirring effect is better, and meanwhile, the suction fan and activated carbon are arranged, so that harmful substances in waste gas are absorbed, and the environment is prevented from being polluted.

Description

Technical Field

[0001] The utility model relates to the technical field of asphalt production, in particular to a flat-cover reactor for modified asphalt. Background Art

[0002] Modified asphalt is an asphalt binder made by adding rubber, resin, high molecular polymer, ground rubber powder or other fillers or other additives (modifiers), or by taking measures such as mild oxidation of asphalt to improve the performance of asphalt or asphalt mixture. During the production of asphalt, a reactor is required to heat and stir it.

[0003] Most of the existing reactors simply use a motor to drive a stirring shaft for stirring. However, in this way, the material is only stirred by rotating in the horizontal direction, and the fluidity of the material is relatively poor, resulting in uneven material mixing. In addition, waste gas is generated during the heating and stirring process. If it is directly discharged to the outside, the harmful components in the waste gas will pollute the environment. Therefore, we need to consider how to solve this problem. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a flat-cover reactor for modified asphalt. The reactor utilizes a stirring structure and a lifting structure to achieve a better stirring effect. A suction fan and activated carbon are also provided to absorb harmful substances in the exhaust gas to prevent environmental pollution.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A flat-cover reactor for modified asphalt, comprising a bracket, the bracket is composed of a support plate and support legs, a reactor body is penetrated on the support plate, the reactor body is fixedly connected to the support plate, an annular plate is fixedly connected to the inner wall of the top space of the reactor body, a cover plate is installed on the upper end of the reactor body, a feed inlet is provided on the upper end of the cover plate, a discharge port is provided on the inner bottom of the reactor body, a hollow cavity is provided in the annular plate, a vertical plate is fixedly connected to the upper end of the bracket, a slide groove is provided on the right side of the vertical plate, a reciprocating screw rod is rotatably connected between the upper and lower inner walls of the slide groove, and a threaded connection on the reciprocating screw rod There is a slide bar, which is slidably connected to the inner wall of the slide groove, the right side of the slide bar passes through the notch of the slide groove and extends to the outside, the right side of the slide bar is fixedly connected to a horizontal plate, the upper end of the horizontal plate is equipped with a second motor, a rotating shaft is penetrated on the cover plate, the upper end of the rotating shaft is fixedly connected to the end of the output shaft of the second motor, a plurality of stirring rods are fixedly connected to the outer side wall of the lower end part of the rotating shaft, a suction fan is installed on the right side wall of the reactor body, a rectangular box is fixedly connected to the right side wall of the reactor body, the air inlet end of the suction fan extends to the bottom space of the rectangular box, and the top space of the rectangular box is connected to the hollow cavity through a connecting pipe.

[0007] Preferably, sealing plugs are provided at the feed port and the discharge port, and a plurality of air suction ports are provided at the inner bottom of the hollow cavity.

[0008] Preferably, electric heating plates are provided on the left and right inner walls of the reactor body.

[0009] Preferably, a first motor is installed at the upper end of the vertical plate, and the output shaft end of the first motor extends into the inside of the slide slot and is fixedly connected to the upper end of the reciprocating screw rod.

[0010] Preferably, a refrigeration component is installed on the right side of the top space of the rectangular box, the refrigeration end of the refrigeration component extends into the interior of the rectangular box, and activated carbon is arranged in the bottom space of the rectangular box.

[0011] Preferably, a sealing door is provided on the front side of the rectangular box.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] A stirring rod and a second motor are provided so that the multiple stirring rods can continuously stir the materials to prevent the materials from settling. Meanwhile, with the help of structures such as a reciprocating screw rod, a sliding bar and a second motor, the multiple stirring rods can move in a vertical direction, which further increases the stirring range and achieves a better stirring effect. In addition, a suction fan and activated carbon are provided to absorb harmful substances in the waste to avoid direct discharge and pollution of the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1This is a structural schematic diagram of a flat-cover reactor for modified asphalt proposed in the utility model;

[0015] Figure 2 for Figure 1 A magnified image of point A;

[0016] Figure 3 for Figure 1 Schematic diagram of the front side of the rectangular box.

[0017] In the figure: 1 bracket, 2 reactor body, 3 cover plate, 4 feed port, 5 discharge port, 6 annular plate, 7 hollow cavity, 8 electric heating plate, 9 vertical plate, 10 slide groove, 11 reciprocating screw rod, 12 slide bar, 13 first motor, 14 horizontal plate, 15 second motor, 16 rotating shaft, 17 stirring rod, 18 suction fan, 19 rectangular box, 20 refrigeration part, 21 activated carbon, 22 sealing door. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Reference Figure 1-Figure 3 A flat-cover reactor for modified asphalt, comprising a bracket 1, the bracket 1 is composed of a support plate and support legs, a reactor body 2 is penetrated on the support plate, the reactor body 2 is fixedly connected to the support plate, an annular plate 6 is fixedly connected to the inner wall of the top space of the reactor body 2, a cover plate 3 is installed on the upper end of the reactor body 2, a feed port 4 is opened on the upper end of the cover plate 3, a discharge port 5 is opened on the inner bottom of the reactor body 2, a sealing plug is provided at the feed port 4 and the discharge port 5, a hollow cavity 7 is provided in the annular plate 6, a plurality of air suction ports are provided at the inner bottom of the hollow cavity 7, electric heating plates 8 are provided on the inner walls of the left and right sides of the reactor body 2, and a vertical plate 9 is fixedly connected to the upper end of the bracket 1;

[0020] Among them, a slide groove 10 is opened on the right side of the vertical plate 9, and a reciprocating screw rod 11 is rotatably connected between the upper and lower inner walls of the slide groove 10, and a slide bar 12 is threadedly connected to the reciprocating screw rod 11, and the slide bar 12 is slidably connected to the inner wall of the slide groove 10, and the right side of the slide bar 12 passes through the notch of the slide groove 10 and extends to the outside. A first motor 13 is installed on the upper end of the vertical plate 9, and the output shaft end of the first motor 13 extends to the inside of the slide groove 10 and is fixedly connected to the upper end of the reciprocating screw rod 11. The first motor 13 is a servo motor, and a cross plate 14 is fixedly connected to the right side of the slide bar 12, and a second motor 15 is installed on the upper end of the cross plate 14. A rotating shaft 16 is penetrated on the cover plate 3, and the upper end of the rotating shaft 16 is fixedly connected to the output shaft end of the second motor 15, and a plurality of stirring rods 17 are fixedly connected to the outer side wall of the lower end portion of the rotating shaft 16;

[0021] Among them, a suction fan 18 is installed on the right side wall of the reactor body 2, and a rectangular box 19 is fixedly connected to the right side wall of the reactor body 2. A refrigeration component 20 is installed on the right side of the top space of the rectangular box 19. The refrigeration component 20 is composed of a semiconductor refrigeration plate and a cooling fan. The cooling fan is installed at the hot end of the semiconductor refrigeration plate. The cooling end of the refrigeration component 20 extends to the inside of the rectangular box 19. Activated carbon 21 is arranged at the bottom space of the rectangular box 19. A sealed door 22 is arranged on the front side of the rectangular box 19. The use of the activated carbon 21 can be observed through the sealed door 22, which is convenient for subsequent replacement. The air inlet end of the suction fan 18 extends to the bottom space of the rectangular box 19, and the top space of the rectangular box 19 is connected to the hollow cavity 7 through a connecting pipe.

[0022] In the utility model, when in use, the staff can put asphalt and modifier in sequence through the feed port 4, and then turn on the electric heating plate 8, the first motor 13 and the second motor 15. After the first motor 13 is started, it will drive the rotating shaft 16 to rotate, so that the multiple stirring rods 17 can continuously stir the material. In this process, after the second motor 15 is started, it will drive the reciprocating screw rod 11 to rotate, and then drive the slide bar 12 and the cross plate 14 to move up and down, so that the multiple stirring rods 17 can move in the vertical direction, further increasing the stirring range, making the stirring effect better, and the reaction After completion, the suction fan 18 can be started and the refrigeration component 20 can be turned on. After the suction fan 18 is started, the exhaust gas inside the reactor body 2 is sucked into the rectangular box 19 through the hollow cavity 7. After the refrigeration component 20 is turned on, the hot gas in the rectangular box 19 will be cooled, and the activated carbon 21 will absorb harmful substances in the exhaust gas. The refrigeration component 20 can cool the high-temperature exhaust gas in the rectangular box 19 to avoid the high temperature affecting the absorption effect of the activated carbon 21 on harmful substances. The treated exhaust gas is then discharged to the outside through the air outlet of the suction fan 18 to avoid polluting the environment. Finally, the reacted material can be collected from the discharge port 5.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A flat-top reactor for modified asphalt, comprising a support (1), characterized in that: The support (1) is composed of a support plate and support legs. A reactor body (2) is provided on the support plate. The reactor body (2) is fixedly connected to the support plate. An annular plate (6) is fixedly connected to the inner wall of the top space of the reactor body (2). A cover plate (3) is installed on the upper end of the reactor body (2). A feed port (4) is provided on the upper end of the cover plate (3). A discharge port (5) is provided on the inner bottom of the reactor body (2). A hollow cavity (7) is provided in the annular plate (6). A vertical plate (9) is fixedly connected to the upper end of the support (1). A slide groove (10) is provided on the right side of the vertical plate (9). A reciprocating screw rod (11) is rotatably connected between the upper and lower inner walls of the slide groove (10). A slide bar (12) is threadedly connected to the reciprocating screw rod (11). The slide bar (12) is connected to the slide groove (10). 0), the right side of the slide bar (12) passes through the notch of the slide groove (10) and extends to the outside, the right side of the slide bar (12) is fixedly connected to a horizontal plate (14), the upper end of the horizontal plate (14) is installed with a second motor (15), the cover plate (3) is provided with a rotating shaft (16), the upper end of the rotating shaft (16) is fixedly connected to the output shaft end of the second motor (15), the outer side wall of the lower end part of the rotating shaft (16) is fixedly connected with a plurality of stirring rods (17), the right side wall of the reactor body (2) is installed with a suction fan (18), the right side wall of the reactor body (2) is fixedly connected with a rectangular box (19), the air inlet end of the suction fan (18) extends to the bottom space of the rectangular box (19), and the top space of the rectangular box (19) is connected with the hollow cavity (7) through a connecting pipe.

2. A flat-top reactor for modified asphalt according to claim 1, characterized in that: The feed port (4) and the discharge port (5) are both provided with sealing plugs, and the inner bottom of the hollow cavity (7) is provided with a plurality of air suction ports.

3. A flat-top reactor for modified asphalt according to claim 1, characterized in that: Electric heating plates (8) are provided on the left and right inner walls of the reactor body (2).

4. A flat-top reactor for modified asphalt according to claim 1, characterized in that: A first motor (13) is installed at the upper end of the vertical plate (9), and the output shaft end of the first motor (13) extends into the interior of the slide groove (10) and is fixedly connected to the upper end of the reciprocating screw rod (11).

5. The flat-top reactor for modified asphalt according to claim 1, characterized in that: A refrigeration component (20) is installed on the right side of the top space of the rectangular box (19), the refrigeration end of the refrigeration component (20) extends into the interior of the rectangular box (19), and activated carbon (21) is arranged in the bottom space of the rectangular box (19).

6. A flat-top reactor for modified asphalt according to claim 1, characterized in that: A sealing door (22) is provided on the front side of the rectangular box (19).

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