Powdery stabilizer feeding device for modified asphalt

Abstract

The utility model relates to the technical field of asphalt production equipment, in particular to a powdery stabilizer feeding device for modified asphalt, which comprises a main box body, a side box body, a filtering component, a quantifying component, a grinding component, a discharging component and a control component, the side box body is mounted on one side wall of the main box body, the main box body is communicated with the side box body, and the filtering component is mounted on the side wall of the main box body. The filtering assembly is installed at the inner top of the main box body, the quantifying assembly is installed in the main box body and located under the filtering assembly, the grinding assembly is arranged in the side box body, the discharging assembly is arranged on one side wall of the side box body, and the control assembly is arranged on the side wall, away from the discharging assembly, of the side box body. According to the automatic feeding device, quantitative feeding operation and classified feeding operation of stabilizers can be carried out, automatic feeding operation of the stabilizers meeting the size requirements is guaranteed, and the production efficiency and effect of follow-up modified asphalt are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of asphalt production equipment, in particular to a powder stabilizer feeding device 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 by taking measures such as mild oxidation of asphalt to improve the performance of asphalt or asphalt mixture. At present, modified road asphalt is mainly used for paving applications in special occasions such as airport runways, waterproof bridge decks, parking lots, sports fields, heavy traffic roads, intersections and road turns. During this period, Europe applied modified asphalt to the maintenance and reinforcement of highway networks, which greatly promoted the widespread application of modified road asphalt.

[0003] The Chinese utility model patent with announcement number CN220345733U discloses a powder stabilizer feeding device for modified asphalt, including a discharge barrel, a feeding tank, a screening component and a crushing component, the bottom of the feeding tank is connected to the discharge barrel, the screening component is arranged on the feeding tank, and the crushing component is arranged on the feeding tank; the screening component includes a filter plate, a crank and a driving motor, the side wall of the discharge barrel is provided with an opening, one end of the filter plate is rotatably arranged on the inner side wall of the discharge barrel, and the other end of the filter plate extends out of the opening, the side wall of the filter plate is provided with a slide groove, one end of the crank is rotatably arranged on the side wall of the feeding tank, and the The other end of the crank is slidably arranged on the slide groove, and the driving motor 1 is arranged on the side wall of the feeding tank. The output end of the driving motor 1 rotates through the feeding tank and is connected to the end of the crank. The powdered stabilizer is poured into the feeding tank, and the driving motor 1 is started to drive the crank to rotate. The end of the crank slides in the slide groove and drives the filter plate to bounce up and down on the opening 1, so that the powdered stabilizer begins to be filtered. The agglomerated powdered stabilizer is bounced and rolled into the crushing component from the opening 1 for crushing. The application realizes the screening operation of the powdered stabilizer during the feeding process through the screening component to prevent the occurrence of unqualified products due to the addition of large pieces of stabilizer.

[0004] However, the above patent still has the following deficiencies in actual use: the patent cannot control the dosage of the added powdered stabilizer, resulting in the production of unqualified products due to excessive or insufficient dosage of the stabilizer, affecting the production efficiency of the modified asphalt, and the large block stabilizer after screening is crushed by the crushing component without secondary filtration through the filter, and its crushing effect cannot be determined. Secondly, it is mixed with the stabilizer after passing through the filter, which will affect the production quality of subsequent products to a certain extent. Utility Model Content

[0005] In order to make up for the above deficiencies, the utility model provides a powdered stabilizer feeding device for modified asphalt to solve the problems raised in the above background technology that the dosage of the added powdered stabilizer cannot be controlled and the large block stabilizer after screening is crushed by the crushing component without passing through the filter for secondary filtration, and is mixed with the stabilizer after passing through the filter, thereby affecting the production quality of subsequent products.

[0006] The technical solution of the utility model is:

[0007] A powder stabilizer feeding device for modified asphalt comprises a main box, a side box, a filtering assembly, a dosing assembly, a grinding assembly, a discharging assembly and a control assembly, wherein the side box is mounted on a side wall of the main box, the main box is communicated with the side box, the filtering assembly is mounted on the inner top of the main box, the dosing assembly is mounted in the main box and is located directly below the filtering assembly, the grinding assembly is arranged in the side box, the discharging assembly is arranged on a side wall of the side box, the control assembly is arranged on a side wall of the side box away from the discharging assembly, and a discharging port is provided at the bottom of the main box.

[0008] Preferably, the filter assembly includes a feed cylinder, a guide plate and a filter screen, the feed cylinder is vertically installed on the inner top of the main box body, the filter screen is obliquely installed in the feed cylinder, and a groove is provided on the outer wall of the feed cylinder for the powdered stabilizer to slide from the top of the filter screen. The guide plate is inclined and one end of the guide plate is connected to the groove, and the other end of the guide plate extends to be arranged in the side box body.

[0009] Preferably, the quantitative component includes a material receiving conical cylinder, a driven shaft, a driving shaft and a driving motor. The top end of the material receiving conical cylinder is connected to the bottom end of the feed cylinder, and the driving motor is installed on the outer wall of the main box body. One end of the driving shaft is connected to the output end of the driving motor, and the other end of the driven shaft is connected to the outer wall of the material receiving conical cylinder. One end of the driven shaft is connected to the outer wall of the material receiving conical cylinder, and the other end of the driven shaft is rotatably connected to the inner wall of the main box body. The driven shaft and the driving shaft are coaxially arranged, and a weighing plate is arranged at the inner bottom of the material receiving conical cylinder.

[0010] Preferably, the grinding assembly includes an arc-shaped support plate, a grinding ball, a rotating motor, a connecting plate and a lifting cylinder, the arc-shaped support plate is horizontally arranged in the side box body, the grinding ball is arranged at the inner top of the side box body and is located directly above the arc-shaped support plate, the rotating motor is installed on the connecting plate, and the output end of the rotating motor is connected to the grinding ball, and the lifting cylinder is vertically installed on the top of the side box body, and the output end of the lifting cylinder is connected to the top of the connecting plate.

[0011] Preferably, the discharging assembly includes a pushing cylinder, a mounting plate and a push plate, the pushing cylinder is horizontally arranged on the mounting plate, one end of the mounting plate is connected to the outer wall of the side box body, the output end of the pushing cylinder is connected to the push plate, the push plate is arranged in the side box body, and the bottom of the push plate is consistent with the inner wall of the arc support plate.

[0012] Preferably, the control assembly includes a driving cylinder, a sliding plate, an extension block and a fixed plate. The outer wall of the side box body is provided with a sliding groove for the sliding plate to slide in the vertical direction. The outer wall of the side box body is provided with a notch for discharging the ground powdered stabilizer. The sliding plate is arranged at the notch and slides with the sliding groove. The extension block is connected to the sliding plate. The fixed plate is connected to the outer wall of the side box body. The driving cylinder is installed on the fixed plate, and the output end of the driving cylinder is connected to the extension block.

[0013] Preferably, the outer side wall of the side box body is provided with a sliding channel connected to the notch.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] Firstly, by allowing the stabilizer to enter from the feed cylinder, the stabilizer is filtered and screened by a filter, so that the stabilizer that meets the size passes through the filter and enters the receiving conical cylinder, and the dose of the stabilizer in the receiving conical cylinder is weighed by a weighing plate arranged in the receiving conical cylinder. When a certain dose is reached, the driving motor is used to drive the active shaft connected to its output end to rotate, and the receiving conical cylinder connected to one end of the active shaft is driven to rotate, so that the stabilizer in the receiving conical cylinder is discharged from the discharge port, so as to achieve the operational purpose of quantitatively loading the stabilizer dose during the feeding process, thereby improving the production efficiency and effect of the subsequent modified asphalt, wherein the driven shaft connected to the receiving conical cylinder is driven to rotate, and the receiving conical cylinder rotates stably under the support and guiding action of the driven shaft.

[0016] Secondly, under the inclined setting of the filter screen, the stabilizer that cannot pass through the filter screen is discharged from the groove to the guide plate under its own gravity. Secondly, under the inclined setting of the guide plate, the stabilizer slides from the guide plate to the side box body and falls onto the arc-shaped support plate in the side box body. The lifting cylinder drives the connecting plate connected to its output end and the rotating motor and grinding ball installed on the connecting plate to move downward. The rotating motor drives the grinding ball to rotate, and the stabilizer on the arc-shaped support plate is automatically ground. When the grinding operation is completed, the lifting cylinder is reset, and the sliding plate connected to the extension block is driven by the driving cylinder to move up on the slide groove, thereby controlling the opening of the gap. Secondly, the pushing cylinder drives the push plate to move, so that the stabilizer on the arc-shaped support plate moves toward the gap, and the ground stabilizer is automatically discharged. The sliding channel facilitates the discharge of the stabilizer. When it is necessary to add the stabilizer, the ground stabilizer can be put into the feeding cylinder, thereby realizing the classified feeding operation of the stabilizer and ensuring the automatic feeding operation of the stabilizer of the appropriate size. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The three-dimensional structure diagram of the powder stabilizer feeding device for modified asphalt of the utility model Figure 1 ;

[0018] Figure 2 The three-dimensional structure diagram of the powder stabilizer feeding device for modified asphalt of the utility model Figure 2 ;

[0019] Figure 3 It is a top view of the powder stabilizer feeding device for modified asphalt of the utility model;

[0020] Figure 4 for Figure 3 Sectional view along line AA;

[0021] Figure 5 It is a three-dimensional cross-sectional structural schematic diagram of a powder stabilizer feeding device for modified asphalt of the utility model;

[0022] Figure 6 for Figure 5 The enlarged view of point B in the middle;

[0023] Figure 7 for Figure 5 Front view of .

[0024] In the figure:

[0025] 1. Main box; 2. Side box; 3. Filter assembly; 31. Feed cylinder; 32. Guide plate; 33. Filter screen; 34. Notch; 4. Dosing assembly; 41. Material receiving cone cylinder; 42. Driven shaft; 43. Driving shaft; 44. Driving motor; 45. Weighing plate; 5. Grinding assembly; 51. Arc support plate; 52. Grinding ball; 53. Rotating motor; 54. Connecting plate; 55. Lifting cylinder; 6. Discharging assembly; 61. Pushing cylinder; 62. Mounting plate; 7. Control assembly; 71. Driving cylinder; 72. Sliding plate; 73. Extension block; 74. Fixed plate; 75. Slide; 8. Discharging port; 9. Sliding channel. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1-7 The utility model describes the above technical solution in detail through the following embodiments:

[0028] A powder stabilizer feeding device for modified asphalt comprises a main box 1, a side box 2, a filtering assembly 3, a dosing assembly 4, a grinding assembly 5, a discharging assembly 6 and a control assembly 7, wherein the side box 2 is mounted on a side wall of the main box 1, and the main box 1 is communicated with the side box 2, the filtering assembly 3 is mounted on the inner top of the main box 1, the dosing assembly 4 is mounted in the main box 1 and is located directly below the filtering assembly 3, the grinding assembly 5 is arranged in the side box 2, the discharging assembly 6 is arranged on a side wall of the side box 2, the control assembly 7 is arranged on a side wall of the side box 2 away from the discharging assembly 6, and a discharging port 8 is provided at the bottom of the main box 1.

[0029] Specifically, the filter assembly 3 includes a feed cylinder 31, a guide plate 32 and a filter screen 33. The feed cylinder 31 is vertically installed on the inner top of the main box body 1, and the filter screen 33 is obliquely installed in the feed cylinder 31. A slot 34 is provided on the outer wall of the feed cylinder 31 for the powdered stabilizer to slide down from the top of the filter screen 33. The guide plate 32 is inclined and one end thereof is connected to the slot 34. The other end of the guide plate 32 extends to the side box body 2. The stabilizer is allowed to enter from the feed cylinder 31 and is filtered and screened by the filter screen 33, so that the stabilizer that meets the size passes through the filter screen 33 and enters the quantitative assembly 4.

[0030] Specifically, the quantitative component 4 includes a material receiving conical cylinder 41, a driven shaft 42, a driving shaft 43 and a driving motor 44. The top of the material receiving conical cylinder 41 is connected to the bottom end of the feeding cylinder 31, and the driving motor 44 is installed on the outer wall of the main box body 1. One end of the driving shaft 43 is connected to the output end of the driving motor 44, and the other end of the driven shaft 42 is connected to the outer wall of the material receiving conical cylinder 41. One end of the driven shaft 42 is connected to the outer wall of the material receiving conical cylinder 41, and the other end of the driven shaft 42 is rotatably connected to the inner wall of the main box body 1. The driven shaft 42 and the driving shaft 43 are coaxially arranged, and the inner bottom of the material receiving conical cylinder 41 is arranged There is a weighing plate 45, and the weighing plate 45 arranged in the material receiving conical cylinder 41 is used to weigh the dosage of the stabilizer therein. When a certain dosage is reached, the driving motor 44 is used to drive the active shaft 43 connected to its output end to rotate, and the material receiving conical cylinder 41 connected to one end of the active shaft 43 is driven to rotate, so that the stabilizer in the material receiving conical cylinder 41 is discharged from the discharge port 8, so as to achieve the operational purpose of quantitatively loading the dosage of the stabilizer during the feeding process, thereby improving the production efficiency and effect of the subsequent modified asphalt, wherein the driven shaft 42 connected to the material receiving conical cylinder 41 is driven to rotate, and under the support and guiding action of the driven shaft 42, the rotation of the material receiving conical cylinder 41 is stable.

[0031] Specifically, the grinding assembly 5 includes an arc-shaped support plate 51, a grinding ball 52, a rotating motor 53, a connecting plate 54 and a lifting cylinder 55. The arc-shaped support plate 51 is horizontally arranged in the side box body 2, and the grinding ball 52 is arranged at the inner top of the side box body 2 and is located directly above the arc-shaped support plate 51. The rotating motor 53 is installed on the connecting plate 54, and the output end of the rotating motor 53 is connected to the grinding ball 52. The lifting cylinder 55 is vertically installed on the top of the side box body 2, and the output end of the lifting cylinder 55 is connected to the top of the connecting plate 54. When the stabilizer slides from the guide plate 32 to the side box body 2 and falls onto the arc-shaped support plate 51 in the side box body 2, the lifting cylinder 55 is used to drive the connecting plate 54 connected to its output end and the rotating motor 53 and the grinding ball 52 installed on the connecting plate 54 to move downward, and the rotating motor 53 drives the grinding ball 52 to rotate, so as to automatically grind the stabilizer located on the arc-shaped support plate 51.

[0032] Specifically, the discharging assembly 6 includes a pushing cylinder 61, a mounting plate 62 and a push plate. The pushing cylinder 61 is horizontally arranged on the mounting plate 62. One end of the mounting plate 62 is connected to the outer wall of the side box body 2. The output end of the pushing cylinder 61 is connected to the push plate. The push plate is arranged in the side box body 2. The bottom of the push plate coincides with the inner wall of the arc-shaped support plate 51. The push plate is driven by the pushing cylinder 61 to move, so that the stabilizer located on the arc-shaped support plate 51 moves toward the notch, thereby completing the automatic discharging of the ground stabilizer.

[0033] Specifically, the control assembly 7 includes a driving cylinder 71, a sliding plate 72, an extension block 73 and a fixed plate 74. A slide groove 75 is provided on the outer wall of the side box body 2 for the sliding plate 72 to slide in the vertical direction. A notch is provided on the outer wall of the side box body 2 for discharging the ground powdered stabilizer. The sliding plate 72 is arranged at the notch and slides with the slide groove 75. The extension block 73 is connected to the sliding plate 72. The fixed plate 74 is connected to the outer wall of the side box body 2. The driving cylinder 71 is installed on the fixed plate 74, and the output end of the driving cylinder 71 is connected to the extension block 73. When the grinding operation is completed, the lifting cylinder 55 is reset, and the sliding plate 72 connected to the extension block 73 is driven by the driving cylinder 71 to move on the slide groove 75, thereby achieving the opening and closing operation of the notch being automatically controlled.

[0034] Specifically, the outer side wall of the side box body 2 is provided with a sliding channel 9 connected to the notch, so as to facilitate the discharge and collection of the stabilizer after grinding.

[0035] Working principle: stabilizer is introduced into the feed cylinder 31, and the filter screen 33 is used to filter and screen the stabilizer, so that stabilizer of the size meets the size passes through the filter screen 33 and enters the receiving conical cylinder 41, and the weighing plate 45 arranged in the receiving conical cylinder 41 is used to weigh the stabilizer dosage therein. When a certain dosage is reached, the driving motor 44 is used to drive the driving shaft 43 connected to its output end to rotate, and the receiving conical cylinder 41 connected to one end of the driving shaft 43 is driven to rotate, so that the stabilizer in the receiving conical cylinder 41 is discharged from the discharge port 8; under the inclined setting of the filter screen 33, the stabilizer that cannot pass through the filter screen 33 is discharged from the slot 34 under its own gravity and slides down to the guide plate 32. Secondly, under the inclined setting of the guide plate 32, the stabilizer slides from the guide plate 32 to the side box body 2 and falls on the arc-shaped support plate 51 in the side box body 2, and is lifted and lowered by the lifting air. The cylinder 55 drives the connecting plate 54 connected to its output end and the rotating motor 53 and the grinding ball 52 installed on the connecting plate 54 to move downward, and the rotating motor 53 drives the grinding ball 52 to rotate, so as to automatically grind the stabilizer located on the arc support plate 51. When the grinding operation is completed, the lifting cylinder 55 is reset, and the sliding plate 72 connected to the extension block 73 is driven by the driving cylinder 71 to move up on the slide groove 75, thereby controlling the opening of the gap. Secondly, the pushing plate is driven by the pushing cylinder 61 to move, so that the stabilizer located on the arc support plate 51 moves toward the gap, and the ground stabilizer is automatically discharged. The sliding channel 9 facilitates the discharge of the stabilizer. When it is necessary to add the stabilizer, the ground stabilizer can be introduced from the feeding cylinder 31, thereby realizing the classified loading operation of the stabilizer and ensuring the automatic loading operation of the stabilizer of the appropriate size.

Claims

1. A powder stabilizer feeding device for modified asphalt, characterized in that: The invention comprises a main box (1), a side box (2), a filtering assembly (3), a quantitative assembly (4), a grinding assembly (5), a discharging assembly (6) and a control assembly (7); the side box (2) is mounted on a side wall of the main box (1); the main box (1) is connected to the side box (2); the filtering assembly (3) is mounted on the inner top of the main box (1); the quantitative assembly (4) is mounted in the main box (1) and is located directly below the filtering assembly (3); the grinding assembly (5) is arranged in the side box (2); the discharging assembly (6) is arranged on a side wall of the side box (2); the control assembly (7) is arranged on a side wall of the side box (2) away from the discharging assembly (6); and a discharging port (8) is provided at the bottom of the main box (1).

2. The powder stabilizer feeding device for modified asphalt according to claim 1, characterized in that: The filter assembly (3) comprises a feed cylinder (31), a guide plate (32) and a filter screen (33); the feed cylinder (31) is vertically mounted on the inner top of the main housing (1); the filter screen (33) is obliquely mounted in the feed cylinder (31); a notch (34) is provided on the outer wall of the feed cylinder (31) for the powdered stabilizer to slide down from the top of the filter screen (33); the guide plate (32) is obliquely arranged with one end thereof being in contact with the notch (34); and the other end of the guide plate (32) is extended to be arranged in the side housing (2).

3. The powder stabilizer feeding device for modified asphalt according to claim 2, characterized in that: The quantitative component (4) comprises a material receiving conical cylinder (41), a driven shaft (42), a driving shaft (43) and a driving motor (44); the top end of the material receiving conical cylinder (41) is connected to the bottom end of the feeding cylinder (31); the driving motor (44) is installed on the outer wall of the main box (1); one end of the driving shaft (43) is connected to the output end of the driving motor (44); the other end of the driven shaft (42) is connected to the outer wall of the material receiving conical cylinder (41); one end of the driven shaft (42) is connected to the outer wall of the material receiving conical cylinder (41); the other end of the driven shaft (42) is rotatably connected to the inner wall of the main box (1); the driven shaft (42) and the driving shaft (43) are coaxially arranged; and a weighing plate (45) is arranged at the inner bottom of the material receiving conical cylinder (41).

4. The powder stabilizer feeding device for modified asphalt according to claim 1, characterized in that: The grinding assembly (5) comprises an arc-shaped support plate (51), a grinding ball (52), a rotating motor (53), a connecting plate (54) and a lifting cylinder (55); the arc-shaped support plate (51) is horizontally arranged in the side box (2); the grinding ball (52) is arranged at the inner top of the side box (2) and is located directly above the arc-shaped support plate (51); the rotating motor (53) is installed on the connecting plate (54), and the output end of the rotating motor (53) is connected to the grinding ball (52); the lifting cylinder (55) is vertically installed on the top of the side box (2), and the output end of the lifting cylinder (55) is connected to the top of the connecting plate (54).

5. The powder stabilizer feeding device for modified asphalt according to claim 4, characterized in that: The discharging assembly (6) comprises a pushing cylinder (61), a mounting plate (62) and a push plate. The pushing cylinder (61) is horizontally arranged on the mounting plate (62). One end of the mounting plate (62) is connected to the outer wall of the side box body (2). The output end of the pushing cylinder (61) is connected to the push plate. The push plate is arranged in the side box body (2). The bottom of the push plate is consistent with the inner wall of the arc support plate (51).

6. The powder stabilizer feeding device for modified asphalt according to claim 5, characterized in that: The control assembly (7) comprises a driving cylinder (71), a sliding plate (72), an extension block (73) and a fixed plate (74); a sliding groove (75) for the sliding plate (72) to slide in a vertical direction is provided on the outer wall of the side box body (2); a notch for discharging the ground powdered stabilizer is provided on the outer wall of the side box body (2); the sliding plate (72) is arranged at the notch and slides with the sliding groove (75); the extension block (73) is connected to the sliding plate (72); the fixed plate (74) is connected to the outer wall of the side box body (2); the driving cylinder (71) is installed on the fixed plate (74), and the output end of the driving cylinder (71) is connected to the extension block (73).

7. The powder stabilizer feeding device for modified asphalt according to claim 6, characterized in that: The outer side wall of the side box body (2) is provided with a sliding material channel (9) connected to the notch.

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