Polyurethane modified asphalt mixture homogenizing device

Abstract

The utility model relates to the technical field of polyurethane modified asphalt mixtures, and discloses a polyurethane modified asphalt mixture homogenizing device which comprises a supporting frame and a homogenizing box, a gravel storage box is assembled on the left side of the homogenizing box, and a first locking nut is connected to the outer portion of a positioning column. The gravel storage box is assembled on the left side of the homogenizing box, then the fixing plates are fixedly installed on the two sides of the inner wall of the gravel storage box, the positioning columns are fixedly installed on the tops of the fixing plates, at the moment, the positioning columns are positioned through the installation holes, and the storage basket is used for storing gravel. During air supply, air is heated by the heating assembly, then filtered by the first filter plate and finally guided by the first drainage pipe to reach the sandstone storage box for drying treatment, and after the material conveying pump works, the material is pumped by the second material conveying pipe, conveyed by the first material conveying pipe and then reaches the homogenizing box through the feeding port. And in the working process, the pre-drying capacity is well improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to polyurethane modified asphalt mixture technical field, concretely is a kind of polyurethane modified asphalt mixture homogenizing device. BACKGROUND

[0002] Polyurethane modified asphalt is a kind of asphalt product modified by adding polyurethane material in asphalt, and the modification method aims to improve the performance of asphalt, so that it shows better stability and durability in various applications, polyurethane modified asphalt is changed by adding polyurethane material in original asphalt mixture, so as to endow asphalt with new properties, and therefore it is widely used in road paving, waterproof coating and other advantages due to high viscosity, high strength, durability and other advantages;

[0003] Based on the preparation and processing of polyurethane modified asphalt, the main components of asphalt mixture include asphalt, coarse aggregate, fine aggregate and mineral powder, so in order to mix the various raw materials, mixing material homogenizing mixing equipment needs to be used, and when material homogenizing mixing is needed, coarse aggregate, gravel and other materials are needed, and if drying treatment is improper, it is easy to directly affect the quality of asphalt. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of polyurethane modified asphalt mixture homogenizing device, to solve the problem that the main components of asphalt mixture include asphalt, coarse aggregate, fine aggregate and mineral powder in the above background art, therefore in order to mix the various raw materials, mixing material homogenizing mixing equipment needs to be used, and when material homogenizing mixing is needed, coarse aggregate, gravel and other materials are needed, and if drying treatment is improper, it is easy to directly affect the quality of asphalt.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of polyurethane modified asphalt mixture homogenizing device, including support frame, homogenizing tank, the left side position of the homogenizing tank is equipped with gravel storage tank, the bottom position in the gravel storage tank is fixed with slope plate, the right side position of gravel storage tank top is equipped with feed pump, one end of the feed pump is connected with second feed pipe, the other end of the feed pump is connected with first feed pipe, the left side position of gravel storage tank is equipped with heating box, the first filter plate is equipped at upper position in the heating box, heating assembly is equipped at the bottom of the first filter plate, the lower position of heating box left side is equipped with air inlet, the top of the heating box is equipped with fan, the end surface of the fan is connected with first drainage pipe, the upper position of both sides of the inner wall of gravel storage tank is fixed with fixed plate, the top of the fixed plate is fixed with positioning column, the ear plate is equipped above the fixed plate, the storage basket is fixed between the ear plate, the mounting hole is formed in the ear plate, the first locking nut is connected outside the positioning column.

[0006] As a further technical scheme of the utility model, the fixed plate is symmetrically distributed about the central axis of the sand storage box, and the ear plate is symmetrically distributed about the central axis of the storage basket.

[0007] As a further technical scheme of the utility model, the bottom of the storage basket is designed as a net disc, and the positioning column and the first locking nut are threadedly connected.

[0008] As a further technical scheme of the utility model, the heating assembly is assembled with two groups in the heating box, and the sand storage box is assembled with a drain port at a lower position of an end face.

[0009] As a further technical scheme of the utility model, the bottom of the homogenizing box is assembled with a discharge pipe, both sides of the top of the homogenizing box are assembled with feed ports, the left feed port is connected with the first material conveying pipe, and the right side of the homogenizing box is assembled with a pressure relief valve at an upper position.

[0010] As a further technical scheme of the utility model, a driving motor is installed at a middle position of the top of the homogenizing box, the output end of the driving motor is connected with a main stirring rod, and the bottom of the main stirring rod is provided with a connecting stirring rod.

[0011] As a further technical scheme of the utility model, a connecting sleeve is sleeved at an outer position of the connecting position of the connecting stirring rod and the main stirring rod, a positioning groove is formed in the bottom of the main stirring rod, an inserting column is fixed to the top of the connecting stirring rod, a pin is inserted into the connecting sleeve, the two ends of the pin are connected with second locking nuts, and the second locking nuts are threadedly connected with the pin.

[0012] As a further technical scheme of the utility model, arc-shaped plates are fixed to the upper and lower positions of the inner wall of the air inlet, and the side positions of the arc-shaped plates are connected with second filter plates through bolts.

[0013] Compared with the prior art, the polyurethane modified asphalt mixture homogenizing device has the advantages that the sand and stone drying capacity is improved, and the air inlet filtering capacity and the connecting assembly capacity of the mixture homogenizing device are also improved.

[0014] (1) through the sand storage tank is assembled in the homogeneous tank left side position, then fixed plate is installed fixed in the sand storage tank inner wall both sides position, because the positioning column is installed fixed in the top position of the fixed plate, at this time the positioning column is positioned through the installation hole, then the first locking nut is locked, after the storage basket is fixed between the ear plate, the storage basket is used for storing sand and gravel, starting the fan work forms the air sending work, when air sending, through the heating assembly heating, then through the first filter plate filtering, finally using the first drainage pipe to guide to the sand storage tank for drying treatment, then after the work of the material pump, the second material pipe is used to pump the material, then the first material pipe is used to convey the material, then through the feed inlet into the homogeneous tank, so as to better improve the pre-drying capacity in the working process;

[0015] (2) through the air inlet is assembled in the lower left side of the heating box, and the arc plate is fixed on the inner wall of the air inlet, the second filter plate is connected and installed with the arc plate by bolts, so that the gas can be filtered by the second filter plate in the air inlet after the air inlet, so as to better improve the overall air filtration capacity in the working process;

[0016] (3) through the positioning groove is opened in the bottom of the main stirring rod, and the inserting column is fixed in the top position of the connecting stirring rod, so that the inserting column is inserted into the positioning groove to form the positioning work, then the connecting stirring rod, the connecting sleeve and the main stirring rod are connected by inserting the bayonet, finally the second locking nut is locked at both ends of the bayonet, so as to better improve the overall connection assembly capacity in the working process. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the front view structure schematic diagram of the utility model;

[0018] Figure 2 It is the sand storage tank local front view sectional structure schematic diagram of the utility model;

[0019] Figure 3 It is the air inlet side view sectional structure schematic diagram of the utility model;

[0020] Figure 4 It is the connecting sleeve front view sectional structure schematic diagram of the utility model.

[0021] In the figure: 1, support frame; 2, homogenizing box; 3, discharge pipe; 4, connecting stirring rod; 5, connecting sleeve; 6, main stirring rod; 7, pressure relief valve; 8, feed inlet; 9, driving motor; 10, first conveying pipe; 11, conveying pump; 12, second conveying pipe; 13, first drainage pipe; 14, fan; 15, heating box; 16, first filter plate; 17, heating assembly; 18, air inlet; 19, gravel storage box; 20, inclined plate; 21, positioning column; 22, first locking nut; 23, fixed plate; 24, mounting hole; 25, storage basket; 26, ear plate; 27, arc plate; 28, second filter plate; 29, bayonet; 30, second locking nut; 31, insertion column; 32, positioning groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Please refer to Figures 1-4 An embodiment provided by the utility model: a polyurethane modified asphalt mixture homogenizing device, including support frame 1, homogenizing box 2, the left side position of homogenizing box 2 is equipped with gravel storage box 19, the bottom position in gravel storage box 19 is fixed with inclined plate 20, the right side position on the top of gravel storage box 19 is equipped with conveying pump 11, one end of conveying pump 11 is connected with second conveying pipe 12, the other end of conveying pump 11 is connected with first conveying pipe 10, the left side position of gravel storage box 19 is equipped with heating box 15, the upper position in heating box 15 is equipped with first filter plate 16, the bottom end of first filter plate 16 is equipped with heating assembly 17, the lower position on the left side of heating box 15 is equipped with air inlet 18, the top of heating box 15 is equipped with fan 14, the end surface of fan 14 is connected with first drainage pipe 13, the upper position on the two sides of the inner wall of gravel storage box 19 is fixed with fixed plate 23, the top end of fixed plate 23 is fixed with positioning column 21, the upper side of fixed plate 23 is equipped with ear plate 26, storage basket 25 is fixed between ear plate 26, mounting hole 24 is formed in ear plate 26, first locking nut 22 is connected to the outside of positioning column 21.

[0024] Fixed plate 23 is symmetrically distributed about the central axis of gravel storage box 19, and ear plate 26 is symmetrically distributed about the central axis of storage basket 25.

[0025] The bottom of storage basket 25 is designed as a mesh plate, and a threaded connection is formed between positioning column 21 and first locking nut 22.

[0026] The heating assembly 17 is equipped with two groups in the heating box 15, and the sandstone storage box 19 is equipped with a drainage port at the lower end face.

[0027] The bottom of the homogenizing box 2 is equipped with a discharge pipe 3, and the top of the homogenizing box 2 is equipped with two feeding ports 8 on both sides, and the left feeding port 8 is connected with the first feeding pipe 10.

[0028] A driving motor 9 is installed at the middle of the top of the homogenizing box 2, the output end of the driving motor 9 is connected with a main stirring rod 6, and the bottom of the main stirring rod 6 is provided with a connecting stirring rod 4.

[0029] The outer position of the connecting position of the connecting stirring rod 4 and the main stirring rod 6 is sleeved with a connecting sleeve 5, the bottom of the main stirring rod 6 is provided with a positioning groove 32, the top of the connecting stirring rod 4 is fixed with an inserting column 31, the connecting sleeve 5 is inserted with a pin 29, the two ends of the pin 29 are connected with a second locking nut 30, and the second locking nut 30 is threadedly connected with the pin 29.

[0030] Arc-shaped plates 27 are fixed on the inner wall of the air inlet 18 at upper and lower positions, and the side positions of the arc-shaped plates 27 are connected with second filter plates 28 by bolts;

[0031] Further, valves are equipped in the positions of the discharge pipe 3, the feeding port 8 and the like, for opening and closing control of flow;

[0032] Further, a maintenance door is equipped at the front end face of the sandstone storage box 19 and the homogenizing box 2, for convenient maintenance, assembly and the like.

[0033] Working principle: first, the fixed plate 23 is installed and fixed at the two side positions of the inner wall of the sandstone storage box 19, since the positioning column 21 is installed and fixed at the top position of the fixed plate 23, at this time, the positioning column 21 is positioned through the installation hole 24, then the first locking nut 22 is locked, after the storage basket 25 is fixed between the ear plates 26, the storage basket 25 is used for storing sandstone materials, the air blower 14 is started to work to form air sending work, the air is heated through the heating assembly 17, then filtered through the first filter plate 16, finally guided to the sandstone storage box 19 through the first guide pipe 13 for drying treatment, then the material is pumped through the second feeding pipe 12 after the feeding pump 11 works, then fed through the first feeding pipe 10 to the homogenizing box 2 through the feeding port 8, and the asphalt and other materials are fed at the other feeding port 8, then the driving motor 9 is started to work to drive the connecting stirring rod 4 and the main stirring rod 6 to rotate cooperatively to achieve uniform mixing, and finally the materials are discharged at the discharge pipe 3.

[0034] In the description of the utility model, it is to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A polyurethane modified bituminous mixture homogenization device comprising a support frame (1), a homogenization tank (2), characterized in that: The left side of the homogenizing box (2) is equipped with a sand storage box (19), the bottom of the sand storage box (19) is fixedly connected with an inclined plate (20), the top of the sand storage box (19) is equipped with a feeding pump (11) on the right side, one end of the feeding pump (11) is connected with a second feeding pipe (12), the other end of the feeding pump (11) is connected with a first feeding pipe (10), the left side of the sand storage box (19) is equipped with a heating box (15), the upper part of the heating box (15) is equipped with a first filter plate (16), the bottom end of the first filter plate (16) is provided with a heating assembly (17), the lower part of the left side of the heating box (15) is equipped with an air inlet (18), the top of the heating box (15) is equipped with a fan (14), the end surface of the fan (14) is connected with a first drainage pipe (13), the upper part of the inner wall of the sand storage box (19) is fixedly connected with a fixed plate (23), the top end of the fixed plate (23) is fixedly connected with a positioning column (21), the upper part of the fixed plate (23) is equipped with an ear plate (26), the ear plate (26) is fixedly connected with a storage basket (25), the ear plate (26) is provided with a mounting hole (24), and the outer part of the positioning column (21) is connected with a first locking nut (22).

2. The polyurethane-modified asphalt mixture homogenizing device according to claim 1, characterized in that: The fixed plate (23) is symmetrically distributed about the central axis of the sand storage box (19), and the ear plate (26) is symmetrically distributed about the central axis of the storage basket (25).

3. The polyurethane-modified asphalt mixture homogenizing device according to claim 1, characterized in that: The bottom of the storage basket (25) is designed as a mesh plate, and the positioning column (21) and the first locking nut (22) are threadedly connected.

4. The polyurethane-modified asphalt mixture homogenizing device according to claim 1, characterized in that: The heating assembly (17) is arranged in two groups in the heating box (15), and the lower part of the end surface of the sand storage box (19) is equipped with a drain port.

5. The polyurethane-modified asphalt mixture homogenizing device according to claim 1, characterized in that: The bottom of the homogenizing box (2) is equipped with a discharge pipe (3), the top of the homogenizing box (2) is equipped with a feeding port (8) on both sides, the left feeding port (8) is connected with the first feeding pipe (10), and the upper part of the right side of the homogenizing box (2) is equipped with a pressure relief valve (7).

6. The polyurethane-modified asphalt mixture homogenizing device according to claim 1, characterized in that: The top of the homogenizing box (2) is provided with a driving motor (9) at the middle position, the output end of the driving motor (9) is connected with a main stirring rod (6), and the bottom of the main stirring rod (6) is provided with a connecting stirring rod (4).

7. A polyurethane-modified bituminous mixture homogenization device according to claim 6, characterized in that: The outer part of the connecting position of the connecting stirring rod (4) and the main stirring rod (6) is sleeved with a connecting sleeve (5), the bottom of the main stirring rod (6) is provided with a positioning groove (32), the top of the connecting stirring rod (4) is fixedly connected with an inserting column (31), the connecting sleeve (5) is inserted with a pin (29), the outer part of both ends of the pin (29) is connected with a second locking nut (30), and the second locking nut (30) and the pin (29) are threadedly connected.

8. The polyurethane-modified asphalt mixture homogenizing device according to claim 1, characterized in that: The upper and lower positions of the inner wall of the air inlet (18) are fixedly connected with arc-shaped plates (27), and the side positions of the arc-shaped plates (27) are connected with second filter plates (28) by bolts.

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