System for preparing modified medium and low temperature coal pitch from hydrogenated styrene-butadiene block copolymer

Abstract

The utility model discloses a system for preparing modified medium and low temperature coal pitch from hydrogenated styrene-butadiene block copolymer, and relates to the technical field of pitch preparation, the system comprises a base, the upper surface of the base is fixedly connected with two supporting plates, the ends, close to each other, of the two supporting plates are rotationally connected with rotating shafts, and the rotating shafts are rotationally connected with the rotating shafts; a preparation tank is fixedly connected between the two rotating shafts, a through hole is formed in the upper surface of the preparation tank, a sleeve is rotatably connected to the interior of the through hole, a first rotating rod is rotatably connected to the interior of the sleeve, and two L-shaped rods are symmetrically and fixedly connected to the pipe wall of the sleeve. According to the stirring device, the first bevel gear rotates by starting the first motor, then the two first and second bevel gears can be driven to rotate, then the sleeve and the first rotating rod can rotate in opposite directions, and then each stirring rod is driven to rotate, so that materials can be stirred more sufficiently.

Description

Technical Field

[0001] The utility model relates to the technical field of asphalt preparation, in particular to a system for preparing modified medium- and low-temperature coal asphalt by hydrogenating styrene-butadiene block copolymer. Background Art

[0002] Asphalt is a dark brown complex mixture composed of hydrocarbons of different molecular weights and their non-metallic derivatives. It is a kind of high-viscosity organic liquid, mostly existing in the form of liquid or semi-solid petroleum. The surface is black. Preparation equipment is required in the production process of asphalt.

[0003] Among them, the announcement number is CN214106652U, which is an asphalt mortar preparation device. The asphalt mortar preparation device includes a tank body; a top cover, the top cover flange is installed on the top of the tank body; a feed pipe, the feed pipe is fixedly installed on the top of the top cover; a threaded cover, the threaded cover is threadedly installed on the feed pipe; two discharge pipes, both of which are fixedly installed on the bottom of the tank body; a heating ring plate, the heating ring plate is fixedly embedded on the outer wall of the tank body, and the outer ring of the heating ring plate extends outside the tank body; a protective cover, the protective cover is fixedly sleeved on the tank body, and the protective cover is located outside the heating ring plate; a detachable stirring mechanism, the detachable stirring mechanism is arranged on the tank body and the top cover.

[0004] However, when using hydrogenated styrene-butadiene block copolymer to prepare medium- and low-temperature coal tar pitch, the existing asphalt mortar preparation device cannot fully mix each raw material due to uneven stirring, resulting in the prepared asphalt failing to meet the expected requirements. Utility Model Content

[0005] In view of the problems existing in the above-mentioned existing asphalt mortar preparation devices, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a system for preparing modified medium and low temperature coal tar using hydrogenated styrene-butadiene block copolymers, which solves the problem that when the existing asphalt mortar preparation device uses hydrogenated styrene-butadiene block copolymers to prepare medium and low temperature coal tar, each raw material cannot be fully mixed due to uneven stirring, thereby causing the prepared asphalt to fail to meet the expected requirements.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A system for preparing modified medium- and low-temperature coal tar pitch from hydrogenated styrene-butadiene block copolymers, comprising a base, wherein two support plates are fixedly connected to the upper surface of the base, and ends of the two support plates close to each other are rotatably connected to a rotating shaft, a preparation tank is fixedly connected between the two rotating shafts, a through hole is opened on the upper surface of the preparation tank, a sleeve is rotatably connected inside the through hole, a first rotating rod is rotatably connected inside the sleeve, two L-shaped rods are symmetrically fixedly connected to the tube wall of the sleeve, and a plurality of stirring rods are fixedly connected to the rod walls of the two L-shaped rods and the first rotating rod, a first driving mechanism is arranged on the upper surface of the preparation tank, and the sleeve and the first rotating rod are both rotated by the first driving mechanism, a swinging mechanism is arranged on the upper surface of the base, and the swinging mechanism matches the preparation tank, and a second driving mechanism is arranged on one side of the swinging mechanism, and the second driving mechanism matches the swinging mechanism.

[0009] Preferably, the first driving mechanism includes a first motor, a first bevel gear and two second bevel gears, the first motor is fixedly connected to the upper surface of the preparation tank, the first bevel gear is fixedly sleeved on the output end of the first motor, the two second bevel gears are respectively fixedly sleeved on the sleeve and the rod wall of the first rotating rod and are symmetrical to each other, and the first bevel gear is meshed with the two second bevel gears.

[0010] Preferably, the swing mechanism includes two first mounting plates, two reciprocating screws, two sliders, two hinged seats and two telescopic rods, the two first mounting plates are fixedly connected to the upper surface of the base, the two reciprocating screws are symmetrically rotatably connected between the two first mounting plates, the two sliders are respectively slidably sleeved on the rod walls of the corresponding reciprocating screws, the two hinged seats are respectively fixedly connected to the upper surfaces of the corresponding sliders, the two telescopic rods are fixedly connected to the lower surface of the preparation tank, and the ends of the two telescopic rods away from the preparation tank are hinged to the corresponding hinged seats.

[0011] Preferably, the second driving mechanism includes two second mounting plates, a second rotating rod, a second motor, and two third bevel gears, the two second mounting plates are respectively fixedly connected to the side walls at both ends of the corresponding first mounting plates, the second rotating rod is rotatably connected between the two second mounting plates, the second motor is fixedly connected to the side wall of one of the second mounting plates, one end of the second rotating rod passes through the rod wall of the corresponding second mounting plate and is fixedly connected to the output end of the second motor, and the two third bevel gears are fixedly sleeved on the rod wall of the second rotating rod.

[0012] Preferably, the rod walls of the two L-shaped rods are fixedly connected to two support rods, and an L-shaped scraper is fixedly connected between the corresponding two support rods, and the two L-shaped scrapers are matched with the inner wall of the preparation tank.

[0013] Preferably, a feeding hopper is provided on the upper surface of the preparation tank.

[0014] Preferably, the lower end of the preparation tank is in an inverted cone shape, and a discharge pipe is provided at the end of the inverted cone.

[0015] Preferably, one end of the two reciprocating screws passes through one end of the corresponding first mounting plate and are both fixedly sleeved with a fourth bevel gear, and the fourth bevel gears are respectively meshed with the corresponding third bevel gears.

[0016] Preferably, a switch valve is provided on the side wall of the discharge pipe.

[0017] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0018] 1. By starting the first motor, the first bevel gear rotates, and then the two first and second bevel gears can be driven to rotate, and then the sleeve and the first rotating rod can be rotated in opposite directions, and then each stirring rod is driven to rotate, so that the material can be stirred more fully.

[0019] 2. By starting the second motor, the second rotating rod can be rotated, and then the two third bevel gears will rotate accordingly, and at the same time drive the two fourth bevel gears to rotate, so that the two reciprocating screws can rotate, and then the two sliders can move back and forth synchronously, and then the two telescopic rods can drive the preparation tank to swing back and forth, so that the materials can be more mixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 For the utility model Figure 1 A schematic cross-sectional structure diagram of;

[0022] Figure 3 For the utility model Figure 2 A magnified schematic diagram of part A;

[0023] Figure 4 For the utility model Figure 2 An enlarged schematic diagram of part B.

[0024] Description of reference numerals:

[0025] 1. Base; 2. Support plate; 3. Rotating shaft; 4. Preparation tank; 5. Sleeve; 6. First rotating rod; 7. L-shaped rod; 8. Stirring rod; 9. First motor; 10. First bevel gear; 11. Second bevel gear; 12. First mounting plate; 13. Reciprocating screw rod; 14. Sliding block; 15. Articulated seat; 16. Telescopic rod; 17. Second mounting plate; 18. Second rotating rod; 19. Second motor; 20. Support rod; 21. L-shaped scraper; 22. Feed hopper; 23. Discharge pipe; 24. Switch valve; 25. Third bevel gear; 26. Fourth bevel gear. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0027] The utility model embodiment discloses a system for preparing modified medium- and low-temperature coal tar pitch by hydrogenating styrene-butadiene block copolymer.

[0028] Embodiment 1

[0029] Reference Figure 1-3 A system for preparing modified medium- and low-temperature coal tar pitch from a hydrogenated styrene-butadiene block copolymer comprises a base 1, two support plates 2 are fixedly connected to the upper surface of the base 1, a rotating shaft 3 is rotatably connected to the ends of the two support plates 2 close to each other, a preparation tank 4 is fixedly connected between the two rotating shafts 3, a through hole is opened on the upper surface of the preparation tank 4, a sleeve 5 is rotatably connected inside the through hole, a first rotating rod 6 is rotatably connected inside the sleeve 5, two L-shaped rods 7 are symmetrically fixedly connected to the tube wall of the sleeve 5, and the rod walls of the two L-shaped rods 7 and the first rotating rod 6 are A plurality of stirring rods 8 are fixedly connected, and a first driving mechanism is provided on the upper surface of the preparation tank 4. The sleeve 5 and the first rotating rod 6 are both rotated by the first driving mechanism. The first driving mechanism includes a first motor 9, a first bevel gear 10 and two second bevel gears 11. The first motor 9 is fixedly connected to the upper surface of the preparation tank 4, the first bevel gear 10 is fixedly sleeved on the output end of the first motor 9, and the two second bevel gears 11 are respectively fixedly sleeved on the rod walls of the sleeve 5 and the first rotating rod 6 and are symmetrical to each other. The first bevel gear 10 is meshed with the two second bevel gears 11.

[0030] Start the first motor 9 to rotate the first bevel gear 10, which can then drive the two first and second bevel gears 11 to rotate, and then the sleeve 5 and the first rotating rod 6 can rotate in opposite directions, and then drive each stirring rod 8 to rotate, so that the material can be stirred more fully.

[0031] Reference Figure 1-2 and Figure 4A swing mechanism is provided on the upper surface of the base 1, and the swing mechanism matches the preparation tank 4. The swing mechanism includes two first mounting plates 12, two reciprocating screw rods 13, two sliders 14, two hinged seats 15 and two telescopic rods 16. The two first mounting plates 12 are fixedly connected to the upper surface of the base 1, and the two reciprocating screw rods 13 are symmetrically rotated and connected between the two first mounting plates 12. The two sliders 14 are respectively slidably sleeved on the rod walls of the corresponding reciprocating screw rods 13. The two hinged seats 15 are respectively fixedly connected to the upper surfaces of the corresponding sliders 14. The two telescopic rods 16 are fixedly connected to the lower surface of the preparation tank 4, and the ends of the two telescopic rods 16 away from the preparation tank 4 are hinged to the corresponding hinged seats 15.

[0032] The two sliders 14 can be moved back and forth synchronously by the rotation of the two reciprocating screws 13, and then the two telescopic rods 16 can drive the preparation tank 4 to swing back and forth, so that the materials can be more mixed.

[0033] Reference Figure 1 A second driving mechanism is provided on one side of the swing mechanism, and the second driving mechanism matches the swing mechanism. The second driving mechanism includes two second mounting plates 17, a second rotating rod 18, a second motor 19, and two third bevel gears 25. The two second mounting plates 17 are respectively fixedly connected to the side walls at both ends of the corresponding first mounting plate 12, the second rotating rod 18 is rotatably connected between the two second mounting plates 17, the second motor 19 is fixedly connected to the side wall of one of the second mounting plates 17, one end of the second rotating rod 18 passes through the rod wall of the corresponding second mounting plate 17 and is fixedly connected to the output end of the second motor 19, the two third bevel gears 25 are fixedly sleeved on the rod wall of the second rotating rod 18, one end of the two reciprocating screws 13 passes through one end of the corresponding first mounting plate 12 and are fixedly sleeved with fourth bevel gears 26, and the fourth bevel gears 26 are respectively meshed with the corresponding third bevel gears 25.

[0034] Starting the second motor 19 can rotate the second rotating rod 18, and then the two third bevel gears 25 rotate accordingly, and at the same time drive the two fourth bevel gears 26 to rotate, so that the two reciprocating screw rods 13 can rotate.

[0035] Embodiment 2

[0036] Based on Example 1, refer to Figure 2 The rod walls of the two L-shaped rods 7 are fixedly connected with two support rods 20 , and an L-shaped scraper 21 is fixedly connected between the corresponding two support rods 20 , and the two L-shaped scrapers 21 are matched with the inner wall of the preparation tank 4 .

[0037] The two L-shaped scrapers 21 can be used to conveniently clean the asphalt attached to the inner wall of the preparation tank 4 .

[0038] Embodiment 3

[0039] Based on Example 1, refer to Figure 1-2 A feeding hopper 22 is arranged on the upper surface of the preparation tank 4, and the lower end of the preparation tank 4 is in an inverted cone shape, and a discharge pipe 23 is arranged at the end of the inverted cone.

[0040] The material feeding hopper 22 can be used to conveniently add materials into the preparation tank 4, and the prepared asphalt can be conveniently discharged by using the material discharging pipe 23.

[0041] Embodiment 4

[0042] Based on Example 3, refer to Figure 1-2 The side wall of the discharge pipe 23 is provided with a switch valve 24. The switch valve 24 can be used to conveniently switch the discharge pipe 23.

Claims

1. A system for preparing modified medium and low temperature coal tar pitch by hydrogenating styrene-butadiene block copolymer, comprising a base (1), characterized in that: The upper surface of the base (1) is fixedly connected to two support plates (2), and the ends of the two support plates (2) close to each other are rotatably connected to a rotating shaft (3). A preparation tank (4) is fixedly connected between the two rotating shafts (3). A through hole is opened on the upper surface of the preparation tank (4), and a sleeve (5) is rotatably connected inside the through hole. A first rotating rod (6) is rotatably connected inside the sleeve (5). Two L-shaped rods (7) are symmetrically fixedly connected to the tube wall of the sleeve (5), and a plurality of stirring rods (8) are fixedly connected to the rod walls of the two L-shaped rods (7) and the first rotating rod (6). A first driving mechanism is provided on the upper surface of the preparation tank (4), and the sleeve (5) and the first rotating rod (6) are both rotated by the first driving mechanism. A swing mechanism is provided on the upper surface of the base (1), and the swing mechanism matches the preparation tank (4). A second driving mechanism is provided on one side of the swing mechanism, and the second driving mechanism matches the swing mechanism.

2. The system for preparing modified medium and low temperature coal tar pitch by hydrogenated styrene-butadiene block copolymer according to claim 1, characterized in that: The first driving mechanism comprises a first motor (9), a first bevel gear (10) and two second bevel gears (11); the first motor (9) is fixedly connected to the upper surface of the preparation tank (4); the first bevel gear (10) is fixedly sleeved on the output end of the first motor (9); the two second bevel gears (11) are respectively fixedly sleeved on the sleeve (5) and the rod wall of the first rotating rod (6) and are symmetrical to each other; the first bevel gear (10) is meshed with the two second bevel gears (11).

3. The system for preparing modified medium and low temperature coal tar pitch by hydrogenated styrene-butadiene block copolymer according to claim 1, characterized in that: The swing mechanism comprises two first mounting plates (12), two reciprocating screw rods (13), two sliders (14), two hinged seats (15) and two telescopic rods (16); the two first mounting plates (12) are fixedly connected to the upper surface of the base (1); the two reciprocating screw rods (13) are symmetrically rotatably connected between the two first mounting plates (12); the two sliders (14) are respectively slidably sleeved on the rod walls of the corresponding reciprocating screw rods (13); the two hinged seats (15) are respectively fixedly connected to the upper surfaces of the corresponding sliders (14); the two telescopic rods (16) are fixedly connected to the lower surface of the preparation tank (4); and the ends of the two telescopic rods (16) away from the preparation tank (4) are hinged to the corresponding hinged seats (15).

4. The system for preparing modified medium and low temperature coal tar pitch by hydrogenated styrene-butadiene block copolymer according to claim 1, characterized in that: The second driving mechanism comprises two second mounting plates (17), a second rotating rod (18), a second motor (19), and two third bevel gears (25); the two second mounting plates (17) are respectively fixedly connected to the side walls at both ends of the corresponding first mounting plate (12); the second rotating rod (18) is rotatably connected between the two second mounting plates (17); the second motor (19) is fixedly connected to the side wall of one of the second mounting plates (17); one end of the second rotating rod (18) passes through the rod wall of the corresponding second mounting plate (17) and is fixedly connected to the output end of the second motor (19); and the two third bevel gears (25) are both fixedly sleeved on the rod wall of the second rotating rod (18).

5. The system for preparing modified medium and low temperature coal tar pitch by hydrogenated styrene-butadiene block copolymer according to claim 1, characterized in that: The rod walls of the two L-shaped rods (7) are fixedly connected to two support rods (20), and an L-shaped scraper (21) is fixedly connected between the corresponding two support rods (20), and the two L-shaped scrapers (21) are matched with the inner wall of the preparation tank (4).

6. The system for preparing modified medium and low temperature coal tar pitch by hydrogenated styrene-butadiene block copolymer according to claim 1, characterized in that: The upper surface of the preparation tank (4) is provided with a feeding hopper (22).

7. The system for preparing modified medium and low temperature coal tar pitch by hydrogenated styrene-butadiene block copolymer according to claim 1, characterized in that: The lower end of the preparation tank (4) is in an inverted cone shape, and a discharge pipe (23) is provided at the end of the inverted cone.

8. The system for preparing modified medium and low temperature coal tar pitch by hydrogenated styrene-butadiene block copolymer according to claim 3, characterized in that: One end of the two reciprocating screw rods (13) passes through one end of the corresponding first mounting plate (12) and is fixedly sleeved with a fourth bevel gear (26), and the fourth bevel gear (26) is respectively meshed with the corresponding third bevel gear (25).

9. The system for preparing modified medium and low temperature coal tar pitch by hydrogenated styrene-butadiene block copolymer according to claim 7, characterized in that: A switch valve (24) is provided on the side wall of the discharge pipe (23).

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