Two-component material mixing device

Abstract

The utility model discloses a two-component material mixing device which comprises a mixing tank and a mixing mechanism, a feeding box is arranged above the mixing tank, and an inclined plate is fixedly arranged at the lower part in the feeding box; a dispersing plate is arranged at the bottom in the mixing tank, and four dispersing channels are formed in the dispersing plate; the interior of the mixing tank is vertically divided into an upper mixing chamber and a lower mixing chamber by the dispersing plate; the mixing mechanism comprises an upper mixing structure located in the upper mixing cavity and a lower mixing structure located in the lower mixing cavity. Materials in the first material cavity flow towards the lower portion of the second material cavity through the inclined plate, materials in the second material cavity mainly flow towards the through hole area in the inclined plate, and therefore the two materials can be mixed for the first time in the through hole area. Materials can be stirred and mixed for multiple times through the upper material mixing structure and the lower material mixing structure, and the materials mixed by the upper material mixing structure flow towards the lower material mixing structure through the arrangement of the dispersion channel, so that the materials are mixed again, the mixing capacity is enhanced, and the material mixing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to material mixing technical field, concretely relates to the two component material mixture device for asphalt auxiliary material adds. BACKGROUND

[0002] Modified asphalt is in ordinary asphalt in different auxiliary material, to obtain the modified performance of asphalt, in the preparation of modified asphalt, generally two component material is mixed, then as auxiliary material is added to the matrix asphalt, to further promote the physical properties of modified asphalt, in the two component mixing, usually adopt mixing tank, mixing tank has mixing assembly in mixing, mixing efficiency and effect although can realize basic ability, but the adding process of auxiliary material is added in the on-line preparation process of asphalt, thereby needs further promotion auxiliary material mixing capacity, to satisfy the on-line production efficiency of asphalt high efficiency. SUMMARY

[0003] In view of above problem, the utility model aims at providing a two component material mixture device that improves mixing capacity.

[0004] The technical scheme of the utility model is realized as follows

[0005] Two component material mixture device, including mixing tank, the upper end of mixing tank is provided with feed inlet, lower end is equipped with discharge port, discharge port is connected with discharge pipe, and discharge control valve is installed on discharge pipe, and mixing mechanism is arranged in mixing tank.

[0006] The mixing tank is provided with a feed tank installed above the feed inlet, the first feeding port and the second feeding port are arranged side by side above the feed tank, and the discharge port is arranged below the feed tank and is communicated with the feed inlet.

[0007] The upper part of the feed tank is fixedly provided with a partition plate, which divides the upper space of the feed tank into a first cavity communicated with the first feeding port and a second cavity communicated with the second feeding port.

[0008] The lower part of the feed tank is fixedly provided with an inclined plate, which is inclined downward from below the first cavity to below the second cavity, and the inclined plate below the second cavity is provided with a through hole penetrating the upper and lower surfaces of the inclined plate.

[0009] The bottom of the mixing tank is provided with a dispersion plate, and the dispersion plate has four dispersion channels; the dispersion plate divides the mixing tank into an upper mixing chamber and a lower mixing chamber; the four dispersion channels communicate the upper mixing chamber and the lower mixing chamber.

[0010] The mixing mechanism comprises an upper mixing structure in the upper mixing chamber and a lower mixing structure in the lower mixing chamber.

[0011] As a further implementation, the first feeding port and the second feeding port are respectively provided with a connecting flange pipe; an inner wall of the second cavity is provided with a guide slope that guides toward a through hole region arranged on the inclined plate; a gap channel is reserved between a lowest end of the inclined plate and a lower inner wall in the feed tank close to the lowest end of the inclined plate.

[0012] As a further implementation, the upper mixing structure comprises an upper mixing shaft and upper mixing paddles arranged in an upper and lower staggered manner on an outer periphery of the upper mixing shaft, and a rotation track of the upper mixing paddles is below the feeding port; the lower mixing structure comprises a lower mixing shaft and lower mixing paddles arranged in an upper and lower staggered manner on an outer periphery of the lower mixing shaft, and a rotation track of the lower mixing paddles is below the dispersion channel.

[0013] The upper mixing shaft and the lower mixing shaft are one rotating shaft, an upper end of the upper mixing shaft extends out of a top of the mixing tank, and a driving mechanism that drives the upper mixing shaft to rotate is arranged at the top of the mixing tank.

[0014] As a further implementation, the dispersion plate is provided with four tapered portions that are formed in a necked-down manner from top to bottom, and the dispersion channel is formed in the tapered portions; a lowermost end of the tapered portion forms a straight-cylinder mounting portion, and the straight-cylinder mounting portion is in communication with the dispersion channel.

[0015] As a further implementation, a support plate is fixedly arranged below the dispersion plate at an inner bottom of the mixing tank, a shaft hole that allows the upper mixing shaft to pass through is arranged at a middle position of the support plate, four mounting holes that allow the straight-cylinder mounting portion to be inserted are distributed around the shaft hole, and an outer wall of the straight-cylinder mounting portion is in abutment with an inner wall of the mounting hole.

[0016] As a further implementation, the mixing tank is provided with a heating interlayer, the upper mixing shaft and the lower mixing shaft are hollow shafts, and the heating interlayer is in communication with the inner hollows of the upper mixing shaft and the lower mixing shaft.

[0017] By adopting the above technical scheme, the material in the first cavity flows toward the second cavity through the inclined plate, the material in the second cavity mainly flows toward the through hole region on the inclined plate, so that the two kinds of materials can be mixed for the first time at the through hole region; the material can be stirred and mixed for multiple times through the upper and lower mixing structures, and the material mixed by the upper mixing structure flows toward the lower mixing structure through the dispersion channel, so that the material is mixed again, the mixing capacity is enhanced, and the mixing efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 FIG. 1 is a structural schematic diagram of the present application;

[0019] Fig. 2 FIG. 4 is a top view of the dispersion plate in the present application;

[0020] In the drawings, 10, mixing tank, 11, feed inlet, 12, discharge port, 13, discharge pipe, 14, feed box, 15, first feeding port, 16, second feeding port, 17, first material cavity, 18, second material cavity, 19, partition, 20, inclined plate, 21, dispersion plate, 22, dispersion channel, 23, upper mixing chamber, 24, lower mixing chamber, 25, connecting flange pipe, 26, guide slope, 27, gap channel, 28, upper mixing shaft, 29, upper mixing pulp, 30, lower mixing shaft, 31, lower mixing pulp, 32, motor, 33, driving wheel, 34, driven wheel, 35, driven belt, 36, bracket, 37, tapered portion, 38, straight cylinder mounting portion, 39, support plate, 40, shaft hole, 41, mounting hole, 42, heating interlayer, 43, inner tank, 44, outer tank, 45, outer annular portion, 46, inner annular portion. DETAILED DESCRIPTION

[0021] To make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below with reference to the drawings of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the described embodiments of the present application, all other embodiments obtained by those skilled in the art without any creative effort fall within the scope of protection of the present application.

[0022] Please see Figs. 1-2 As shown in the drawings, the two-component material mixing device comprises a mixing tank 10, the upper end of the mixing tank 10 is provided with a feed inlet 11, the lower end is provided with a discharge port 12, the discharge port 12 is communicated with a discharge pipe 13, the discharge pipe 13 is provided with a discharge control valve to control the discharge of the mixed material, and a mixing mechanism is arranged in the mixing tank 10 to mix the material entering the mixing tank 10. The top of the mixing tank 10 is a plane, a feed box 14 is arranged above the mixing tank 10 and covers the feed inlet 11, the lower end of the feed box 14 is fixedly connected to the top of the mixing tank 10 by bolts, the upper end of the feed box 14 is provided with a first feeding port 15 and a second feeding port 16 arranged side by side, and a material falling port is arranged below the feed box 14 and communicated with the feed inlet 11, the first feeding port 15 is used for the entry of one kind of material, and the second feeding port 16 is used for the entry of another kind of material.

[0023] The upper part of the feeding box 14 is fixedly provided with a partition plate 19, which separates the upper space in the feeding box 14 into a first material cavity 17 communicated with the first feeding port 15 and a second material cavity 18 communicated with the second feeding port 16; the lower part of the feeding box 14 is fixedly provided with an inclined plate 20, which is arranged downwardly from the lower part of the first material cavity 17 to the lower part of the second material cavity 18, and the inclined plate 20 at the lower part of the second material cavity 18 is provided with through holes penetrating the upper and lower surfaces of the inclined plate 20; the material in the first material cavity 17 flows toward the lower part of the second material cavity 18 through the inclined plate 20, and the material in the second material cavity 18 mainly flows toward the through hole area on the inclined plate 20, so that the two materials can be mixed for the first time at the through hole area.

[0024] The bottom of the mixing tank 10 is provided with a dispersion plate 21, which has four dispersion channels 22; the dispersion plate 21 divides the mixing tank 10 into an upper mixing chamber 23 and a lower mixing chamber 24; the four dispersion channels 22 are respectively communicated with the upper mixing chamber 23 and the lower mixing chamber 24; the mixing mechanism includes an upper mixing structure in the upper mixing chamber 23 and a lower mixing structure in the lower mixing chamber 24. The material can be mixed for multiple times through the upper and lower mixing structures, and the material mixed by the upper mixing structure flows toward the lower mixing structure through the dispersion channels 22, so as to be mixed again, thereby enhancing the mixing capacity and improving the mixing efficiency.

[0025] In some embodiments, the first feeding port 15 and the second feeding port 16 are respectively provided with a connecting flange pipe 25 to facilitate the connection of the feeding ports with the feeding pipeline; the inner wall of the second material cavity 18 is provided with a guide slope 26 to guide the entering material toward the through hole area on the inclined plate 20 to collide and mix with another material; a gap channel 27 is reserved between the lowest end of the inclined plate 20 and the lower inner wall of the feeding box 14 close to the lowest end of the inclined plate 20 to avoid the possibility of material blocking in the through hole area.

[0026] In some embodiments, the upper mixing structure includes an upper mixing shaft 28 and upper mixing paddles 29 arranged in an upper and lower staggered manner on the outer periphery of the upper mixing shaft 28, and the rotation track of the upper mixing paddles 29 is below the feeding port 11 to better collide and mix the material falling from the feeding port 11; the lower mixing structure includes a lower mixing shaft 30 and lower mixing paddles 31 arranged in an upper and lower staggered manner on the outer periphery of the lower mixing shaft 30, and the rotation track of the lower mixing paddles 31 is below the dispersion channels 22 to better collide and mix the material falling from the dispersion channels 22, thereby enhancing the mixing capacity.

[0027] In some embodiments, the upper mixing shaft 28 and the lower mixing shaft 30 are one rotating shaft, i.e. a rotating shaft is arranged in the mixing tank 10 by rotation, the upper end of the upper mixing shaft 28 extends out of the top of the mixing tank 10, and a driving mechanism is arranged on the top of the mixing tank 10 to drive the rotation of the upper mixing shaft 28. The driving mechanism includes a motor 32, a driving wheel 33, a driven wheel 34, and a driven belt 35. The motor 32 is mounted on the top of the mixing tank 10 by a support 36, the driving wheel 33 is mounted on the output shaft of the motor 32, the driven wheel 34 is mounted on the upper end of the upper mixing shaft 28, and the driven belt 35 is transmissionally connected between the driving wheel 33 and the driven wheel 34. In this way, when the motor 32 is started, the driving wheel 33, the driven belt 35, the driven wheel 34 and the upper mixing shaft 28 can be sequentially driven to rotate, thereby driving the upper mixing slurry 29 and the lower mixing slurry 31 below to rotate in the circumferential direction along the rotating shaft to mix the materials.

[0028] In some embodiments, the dispersion plate 21 has four tapered portions 37 formed with necked openings from top to bottom, and the dispersion channels 22 are formed in the tapered portions 37. The lower end of the tapered portion 37 forms a straight cylinder mounting portion 38, and the straight cylinder mounting portion 38 is in communication with the dispersion channels 22. The outer peripheral wall of the dispersion plate 21 is attached to the inner wall of the mixing pipeline, which can be welded and fixed, or can be sealed by a sealing member to prevent leakage of materials. The dispersion plate 21 has a through hole in the middle position for the mixing shaft to pass through, and a sealing ring can be arranged between the dispersion plate 21 and the through hole for sealing.

[0029] In some embodiments, a support plate 39 is fixedly arranged at the bottom of the mixing tank 10 below the dispersion plate 21. The support plate 39 has a shaft hole 40 in the middle position for the upper mixing shaft 28 to pass through, and the mixing shaft is assembled in the shaft hole 40 through a lower bearing. The upper end of the mixing shaft is rotationally assembled on the top of the mixing tank 10 through an upper bearing, so that the entire mixing shaft can rotate in the mixing tank 10. In addition, the support plate 39 has four mounting holes 41 distributed around the shaft hole 40, and the mounting holes 41 are for the insertion of the straight cylinder mounting portion 38. The outer wall of the straight cylinder mounting portion 38 is attached to the inner wall of the mounting hole 41. After the straight cylinder mounting portion 38 is inserted into the mounting hole 41, the lower end of the tapered portion 37 can form a limiting position. Of course, the straight cylinder mounting portion 38 and the mounting hole 41 can also be fixed by welding to enhance the connection strength.

[0030] In some embodiments, the mixing tank 10 is provided with a heating interlayer 42, that is, the mixing tank 10 has an inner tank 43 and an outer tank 44, and the annular heating interlayer 42 is formed between the outer peripheral wall of the inner tank 43 and the inner peripheral wall of the outer tank 44, the upper and lower outer peripheral walls of the inner tank can be fixedly provided with an outer annular portion 45, the upper and lower outer peripheral walls of the outer tank are fixedly provided with an inner annular portion 46, and the outer annular portion 45 and the inner annular portion 46 are connected by bolts for assembly and disassembly; in addition, heating devices can be arranged in the heating interlayer 42, or high-temperature steam can be connected to the heating interlayer 42 to increase the temperature in the heating interlayer 42, so as to increase the temperature in the mixing tank 10 to meet the requirement of mixing the materials at a certain temperature; of course, in order to make the temperature in the mixing tank 10 more uniform, the upper mixing shaft 28 and the lower mixing shaft 30 are hollow shafts, the heating interlayer 42 is in communication with the inner hollows of the upper mixing shaft 28 and the lower mixing shaft 30, and the temperature in the heating interlayer 42 is introduced into the mixing shafts for internal heating. Furthermore, the mixing slurry is designed to be hollow, so that the interior of the mixing paddle is in communication with the interior of the mixing shaft to obtain better temperature uniformity in the tank.

[0031] In some embodiments, the bottom of the mixing tank 10 is a conical shell, and the upper outer periphery of the conical shell is fixedly connected to the tank body by bolts for easy assembly and disassembly.

[0032] Finally, it should be noted that: the above embodiments are only the preferred embodiments of the present application for explaining the technical solutions of the present application, but not limiting them, and are not limiting the patent scope of the present application; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application; in addition, the technical solutions of the present application are directly or indirectly applied to other related technical fields, which are also included in the patent protection scope of the present application.

Claims

1. A two-component material mixing device, comprising a mixing tank, wherein the upper end of the mixing tank is provided with a feed inlet and the lower end with a discharge outlet, the discharge outlet is connected to a discharge pipe, a discharge control valve is installed on the discharge pipe, and a mixing mechanism is provided inside the mixing tank, characterized in that, A feed box is installed above the mixing tank and covers the feed inlet. A first feed port and a second feed port are arranged side by side above the feed box. A discharge port connected to the feed inlet is provided below the feed box. A partition is fixedly installed in the upper part of the feeding box to divide the upper space of the feeding box into a first material cavity that communicates with the first feeding port and a second material cavity that communicates with the second feeding port; An inclined plate is fixedly installed in the lower part of the feed box. The inclined plate is arranged downward from below the first material chamber toward the lower part of the second material chamber. Through holes are distributed on the inclined plate directly below the second material chamber, penetrating the upper and lower surfaces of the inclined plate. A dispersion plate with four dispersion channels is installed at the bottom of the mixing tank. The dispersion plate divides the mixing tank into an upper mixing chamber and a lower mixing chamber; four dispersion channels connect the upper and lower mixing chambers. The mixing mechanism includes an upper mixing structure in the upper mixing chamber and a lower mixing structure in the lower mixing chamber.

2. The two-component material mixing device as described in claim 1, characterized in that, The first and second feeding ports are respectively equipped with connecting flange pipes; the inner wall of the second material chamber is set as a feeding slope that guides the material towards the through hole area arranged on the inclined plate; a gap channel is maintained between the lowest end of the inclined plate and the lower inner wall of the feed box near the lowest end of the inclined plate.

3. The two-component material mixing device as described in claim 1, characterized in that, The upper mixing structure includes an upper mixing shaft and upper mixing slurry arranged alternately on the outer periphery of the upper mixing shaft, with the rotation trajectory of the upper mixing slurry located below the feed inlet; the lower mixing structure includes a lower mixing shaft and lower mixing slurry arranged alternately on the outer periphery of the lower mixing shaft, with the rotation trajectory of the lower mixing slurry located below the dispersion channel. The upper mixing shaft and the lower mixing shaft are a single rotating shaft. The upper end of the upper mixing shaft extends outside the top of the mixing tank. A drive mechanism for driving the upper mixing shaft to rotate is provided at the top of the mixing tank.

4. The two-component material mixing device as described in claim 1, characterized in that, The dispersion plate has four conical sections with constricted openings from top to bottom, and the aforementioned dispersion channels are formed inside the conical sections; the lowest end of the conical section forms a straight cylindrical mounting section, which communicates with the dispersion channels.

5. The two-component material mixing device as described in claim 1, characterized in that, A support plate is fixedly installed at the bottom of the mixing tank below the dispersing plate. A shaft hole for the upper mixing shaft to pass through is provided in the middle of the support plate, and four mounting holes are distributed around the shaft hole. The mounting holes are for the insertion of the straight cylinder mounting part, and the outer wall of the straight cylinder mounting part fits against the inner wall of the mounting hole.

6. The two-component material mixing device as described in claim 1, characterized in that, The mixing tank is equipped with a heating jacket. The upper and lower mixing shafts are hollow shafts, and the heating jacket is connected to the hollow interior of the upper and lower mixing shafts.

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