Asphalt concrete drying treatment device

By using a dual-axis motor and synchronous belt to generate adsorption force in asphalt concrete drying device, dust is absorbed onto the dust filter screen, and the dust adhesion and cleaning problems are solved using scraper and spring design, improving the safety of the equipment and Cleanliness.

CN222349431UActive Publication Date: 2025-01-14NANJIANG COUNTY JIAOTOU XINDA ENERGY CO LTD
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Patent Information

Application Number
CN202421166887.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-27
Publication Date
2025-01-14
Estimated Expiration
2034-05-27

AI Technical Summary

Technical Problem

During the heating process of the existing asphalt concrete drying device, the concrete is easy to adhere to the inner wall and is difficult to clean, there is a lot of dust and is easily dispersed in the air, endangering the health of the staff.

Method used

By installing a dual-axis motor, synchronization belt and fan blade in the device, an adsorption force is generated to absorb and dispose the dust onto the dust filter plate. Combined with the design of the scraper and spring, it ensures that the dust is not easy to adhere and easy to clean.

Benefits of technology

It effectively reduces the scattering of dust during discharge, prevents staff from inhaling dust, and improves the cleanliness and safety of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of concrete treatment devices, and discloses an asphalt concrete drying treatment device which comprises a workbench, a supporting plate is fixedly connected to the left side of the top end of the workbench, a fixing ring is fixedly connected to the top end of the supporting plate, a treatment barrel is rotationally connected to the inner wall of the fixing ring, and a gear ring is fixedly connected to the right side of the outer wall of the treatment barrel. A plurality of air inlet holes are formed in the top end of the cavity rod, the front end and the rear end of the cavity rod are connected with scraping plates through telescopic assemblies, the cavity rod is connected with a second rotating wheel through a dust collection assembly, the second rotating wheel is connected with a straight gear through a synchronous assembly, and the straight gear is in meshed connection with the gear ring. According to the concrete stirring device, adsorption force is distributed around the air inlet holes, dust generated in the concrete stirring process is absorbed and discharged to the filter screen of the dust filtering screen plate to be attached, and therefore the situation that the dust is scattered in the air in the subsequent discharging process can be reduced.
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Description

Technical Field

[0001] The utility model relates to the field of concrete processing devices, in particular to an asphalt concrete drying processing device. Background Art

[0002] Asphalt concrete is a material mixed with stone, asphalt and additives in a certain proportion. It is widely used in the construction of infrastructure such as roads, parking lots, and airport runways. It has good durability, water resistance and wear resistance, and is one of the preferred materials for many road projects.

[0003] After searching, the announcement number CN214076290U is an asphalt concrete mixing and drying cylinder, including a bracket, two sets of gears are axially connected on the bracket, the two sets of gears are respectively meshed with gear rings, a cylinder is penetrated inside the gear ring, a plurality of elastic support rods are fixed between the cylinder and the gear ring, an end cover is fixed at one end of the cylinder, the end cover is detachably connected with a limit ring, an annular groove is provided between the limit ring and the end cover, an end plate is provided in the annular groove, the annular groove is sleeved on the outside of the end plate, a plurality of groove bodies are circumferentially provided on the outer side of the end plate, a first spring is fixed in the groove body, the first spring is fixedly connected with a block body, a ball is embedded in the block body, a plurality of support rods are fixed on the bracket, and the support rods are fixedly connected with the end plate. The utility model arranges a plurality of elastic support rods between the cylinder and the gear ring, so that when the cylinder expands due to heat, the elastic support rods are pressed, the elastic support rods are compressed and contracted, and the pressure of the cylinder deformation is borne, so that the gear ring will not deform and can rotate normally.

[0004] Based on the above patent, a number of elastic support rods are arranged between the cylinder and the gear ring, so that when the cylinder expands due to heat, the elastic support rods are pressed, and the elastic support rods are compressed and contracted, bearing the pressure of the cylinder deformation, so that the gear ring will not be deformed and can rotate normally. However, during the heating process, some asphalt concrete will adhere to the inner wall of the drying cylinder, which is not easy to clean. In addition, there is a lot of dust in the dried concrete, which will be scattered in the air when discharged. If inhaled by the staff, it will be extremely harmful to the body.

[0005] To this end, in view of the problem that the existing concrete adheres to the inner wall of the drying cylinder, is difficult to clean, and has a lot of dust, which will be scattered in the air when discharged. If inhaled by the staff, it will be extremely harmful to the body. An asphalt concrete drying processing device that solves the above problem is needed. Utility Model Content

[0006] In order to solve the problem in the prior art that concrete adheres to the inner wall of the drying cylinder, is difficult to clean, and has a lot of dust, which will be scattered in the air when discharging. If inhaled by the staff, it will be extremely harmful to the body, the present application provides an asphalt concrete drying processing device, which starts a dual-axis motor to rotate the first wheel counterclockwise, rotates the second wheel through a synchronous belt, and then rotates the fan blades through the shaft to generate adsorption force, which absorbs the dust in the process of turning the concrete and discharges it to the filter screen of the dust filter plate for attachment, thereby reducing the dust scattered in the air during subsequent discharging.

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

[0008] An asphalt concrete drying processing device comprises a workbench, a support plate is fixedly connected to the left side of the top of the workbench, a fixed ring is fixedly connected to the top of the support plate, a processing cylinder is rotatably connected to the inner wall of the fixed ring, a gear ring is fixedly connected to the right side of the outer wall of the processing cylinder, support rods are fixedly connected to the right parts of the front and rear sides of the top of the workbench, a transfer cover is fixedly connected to the upper side of the opposite end of the support rod, the right end of the processing cylinder is rotatably connected to the left end of the transfer cover, a cavity rod is fixedly connected to the middle part of the inner wall of the right end of the transfer cover and passes through the left and right sides, a plurality of air inlet holes are opened on the top of the cavity rod, the front and rear ends of the cavity rod are connected to scrapers through telescopic components, the cavity rod is connected to a second rotating wheel through a dust suction component, the second rotating wheel is connected to a spur gear through a synchronous component, and the spur gear and the gear ring are meshed.

[0009] As a further improvement of the present invention, the telescopic assembly includes a connecting rod fixedly connected in the middle of the front and rear ends of the cavity rod, the outer wall of the connecting rod is slidably connected with a sliding sleeve, the connecting rod and the inner wall of the sliding sleeve are connected by a spring, and the opposite end of the scraper is fixedly connected to the opposite end of the sliding sleeve.

[0010] As a further improvement of the present invention, the dust suction assembly includes a dust hood fixedly connected to the right end of the cavity rod, an arc-shaped plate is embedded in the right inner wall of the top end of the dust hood, a locking plate is fixedly connected to the right inner wall of the bottom end of the dust hood, the top inner wall of the locking plate is rotatably connected to a rotating shaft and passes through the left and right sides, a fan blade is fixedly connected to the left end of the rotating shaft, and the left end of the second rotating wheel is fixedly connected to the right end of the rotating shaft.

[0011] As a further improvement of the present invention, the synchronization component includes a dual-axis motor fixedly connected to the right side of the top end of the workbench and a synchronous belt meshingly connected to the top end of the outer diameter of the second wheel. The right driving end of the dual-axis motor is fixedly connected to the first wheel, the bottom end of the inner diameter of the synchronous belt is meshingly connected to the bottom end of the outer diameter of the first wheel, and the right end of the spur gear is fixedly connected to the left driving end of the dual-axis motor.

[0012] As a further improvement of the utility model, one end of the spring is fixedly connected to the opposite end of the connecting rod, and the other end of the spring is fixedly connected to the inner wall of the opposite end of the sliding sleeve.

[0013] As a further improvement of the utility model, a dust filter screen plate is embedded in the outer wall of the positioning plate, and the upper side of the outer wall of the dust filter screen plate is fixedly connected to the inner wall of the arc-shaped plate.

[0014] As a further improvement of the utility model, the opposite ends of the scrapers are both in contact with the inner wall of the treatment tube.

[0015] As a further improvement of the present invention, the lower side of the outer wall of the dust filter screen is in contact with the inner wall of the dust hood.

[0016] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0017] 1. In the utility model, the first rotating wheel is rotated counterclockwise by starting the double-axis motor, the second rotating wheel is rotated by the synchronous belt, and the fan blades are rotated by the rotating shaft to generate adsorption force, and then the adsorption force is distributed around the air inlet through the cooperation between the air inlet and the cavity of the cavity rod, so as to absorb the dust in the process of concrete turning and discharge it to the filter screen of the dust filter plate for attachment, so as to reduce the dust scattered in the air during the subsequent discharge and avoid it being inhaled by the staff.

[0018] 2. In the utility model, during the rotation of the treatment tube, the scrapers on both sides will scrape off the concrete attached to the inner wall to avoid subsequent cleaning difficulties, and the scrapers can better fit the inner wall of the treatment tube with the support of the elastic force of the spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional diagram of an asphalt concrete drying treatment device proposed by the utility model;

[0020] Figure 2 This is a cross-sectional view of a treatment cylinder of an asphalt concrete drying treatment device proposed by the utility model;

[0021] Figure 3 A cross-sectional view of a dust collection hood of an asphalt concrete drying treatment device proposed in the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of a clamping plate of an asphalt concrete drying treatment device proposed by the utility model;

[0023] Figure 5 This is a cross-sectional view of a sliding sleeve of an asphalt concrete drying treatment device proposed by the utility model.

[0024] Legend:

[0025] 1. Workbench; 2. Support plate; 3. Fixed ring; 4. Processing cylinder; 5. Double-axis motor; 6. Support rod; 7. Spur gear; 8. Adapter cover; 9. Gear ring; 10. Dust hood; 11. Arc plate; 12. First rotor; 13. Second rotor; 14. Synchronous belt; 15. Cavity rod; 16. Connecting rod; 17. Sliding sleeve; 18. Scraper; 19. Air inlet; 20. Fan blade; 21. Positioning plate; 22. Dust filter screen; 23. Rotating shaft; 24. Spring. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0028] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0029] In the description of this application, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the product of the application is usually placed when in use. It is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, if the terms "first", "second", etc. appear in the description of this application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0030] In addition, if the terms "horizontal" or "vertical" appear in the description of this application, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0031] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] Embodiment 1: An asphalt concrete drying treatment device comprises a workbench 1, a support plate 2 is fixedly connected to the left side of the top of the workbench 1, a fixed ring 3 is fixedly connected to the top of the support plate 2, a treatment cylinder 4 is rotatably connected to the inner wall of the fixed ring 3, a gear ring 9 is fixedly connected to the right side of the outer wall of the treatment cylinder 4, support rods 6 are fixedly connected to the right parts of the front and rear sides of the top of the workbench 1, a transfer cover 8 is fixedly connected to the upper side of the opposite end of the support rod 6, the right end of the treatment cylinder 4 is rotatably connected to the left end of the transfer cover 8, a cavity rod 15 is fixedly connected to the middle of the inner wall of the right end of the transfer cover 8 and passes through the left and right sides, a plurality of air inlet holes 19 are opened at the top of the cavity rod 15, and the spur gear 7 and the gear ring 9 are meshingly connected.

[0033] A feed port is provided at the top of the treatment cylinder 4, and a valve is installed inside the feed port. The feed port valve at the top of the treatment cylinder 4 is opened, and then the asphalt concrete is poured into the treatment cylinder 4. The feed port valve is closed, and then the heating rods on both sides of the inner wall of the left end of the treatment cylinder 4 are started to heat the concrete to make it dry. The air inlet 19 is provided at the top of the cavity rod 15. When the treatment cylinder 4 is turned over, it is not easy for the concrete to fall into the air inlet 19. The right end of the spur gear 7 is fixedly connected to the left driving end of the dual-axis motor 5. Starting the dual-axis motor 5 makes the spur gear 7 and the first rotor 12 rotate counterclockwise. During the rotation of the spur gear 7, the upper gear ring 9 will drive the treatment cylinder 4 to rotate, thereby turning the internal concrete, thereby improving the uniformity of heating.

[0034] Embodiment 2: The connecting rod 16 is fixedly connected to the middle part of the front and rear ends of the cavity rod 15, and the outer wall of the connecting rod 16 is slidably connected with a sliding sleeve 17. The connecting rod 16 and the inner wall of the sliding sleeve 17 are connected by a spring 24. The opposite end of the scraper 18 is fixedly connected to the opposite end of the sliding sleeve 17, and the opposite end of the scraper 18 is fitted with the inner wall of the processing tube 4. One end of the spring 24 is fixedly connected to the opposite end of the connecting rod 16, and the other end of the spring 24 is fixedly connected to the inner wall of the opposite end of the sliding sleeve 17. During the rotation of the processing tube 4, the scrapers 18 on both sides will scrape off the concrete attached to the inner wall, and the elastic force of the spring 24 is used to make the scraper 18 better fit the inner wall of the processing tube 4.

[0035] like Figure 1-Figure 5As shown, the dust hood 10 is fixedly connected to the right end of the cavity rod 15, and the inner wall on the right side of the top of the dust hood 10 is embedded with an arc plate 11. As long as the arc plate 11 and the dust filter screen plate 22 are pulled out from the positioning plate 21, the attached dust can be cleaned. The inner wall on the right side of the bottom end of the dust hood 10 is fixedly connected to the positioning plate 21, and the outer wall of the positioning plate 21 is embedded with a dust filter screen plate 22. The lower side of the outer wall of the dust filter screen plate 22 fits the inner wall of the dust hood 10, and the upper side of the outer wall of the dust filter screen plate 22 is fixedly connected to the inner wall of the arc plate 11. The inner wall of the top of the positioning plate 21 is rotatably connected to a rotating shaft 23 and passes through the left and right sides. The left end of the rotating shaft 23 is fixedly connected to a fan blade 20, and the left end of the second rotating wheel 13 is fixedly connected to the right end of the rotating shaft 23. The synchronous component includes a fixed connection on the right side of the top of the workbench 1 The first rotating wheel 12 is fixedly connected to the right driving end of the double-axis motor 5, and the bottom end of the inner diameter of the synchronous belt 14 is meshed and connected to the bottom end of the outer diameter of the first rotating wheel 12. During the rotation of the first rotating wheel 12, the second rotating wheel 13 is rotated synchronously through the synchronous belt 14, so that the fan blades 20 can rotate counterclockwise through the rotating shaft 23 to generate adsorption force, and then the adsorption force is distributed around the air inlet 19 through the cooperation of the air inlet 19 and the cavity of the cavity rod 15, so as to absorb the dust in the process of turning the concrete and discharge it to the filter part of the dust filter screen plate 22 for attachment, so as to reduce the dust scattered in the air during the subsequent discharging and avoid it being inhaled by the staff.

[0036] Working principle: First, open the feed inlet valve on the top of the treatment tube 4, then pour the asphalt concrete into the treatment tube 4, close the feed inlet valve, then start the heating rods on both sides of the inner wall of the left end of the treatment tube 4 to heat the concrete to make it dry, and then start the double-axis motor 5 to make the spur gear 7 and the first runner 12 rotate counterclockwise. During the rotation of the spur gear 7, the upper gear ring 9 will drive the treatment tube 4 to rotate, thereby turning the concrete inside to improve the uniformity of heating, and during the rotation of the treatment tube 4, the scrapers 18 on both sides will scrape off the concrete attached to the inner wall, and the elastic force of the spring 24 will enable the scrapers 18 to better adhere to the inner wall. It is closed on the inner wall of the processing cylinder 4, and during the rotation of the first impeller 12, the second impeller 13 is rotated synchronously through the synchronous belt 14, so that the fan blades 20 can be rotated counterclockwise through the rotating shaft 23 to generate adsorption force, and then the adsorption force is distributed around the air inlet 19 through the cooperation of the air inlet 19 and the cavity of the cavity rod 15, so as to absorb the dust in the process of turning the concrete and discharge it to the filter part of the dust filter screen plate 22 for attachment, so as to reduce the dust scattered in the air during the subsequent discharging and avoid it being inhaled by the staff. Later, the arc plate 11 together with the dust filter screen plate 22 is pulled out from the positioning plate 21 to clean the attached dust.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An asphalt concrete drying treatment device, comprising a workbench (1), characterized in that: The left side of the top of the workbench (1) is fixedly connected to a support plate (2), the top of the support plate (2) is fixedly connected to a fixed ring (3), the inner wall of the fixed ring (3) is rotatably connected to a processing cylinder (4), the right side of the outer wall of the processing cylinder (4) is fixedly connected to a gear ring (9), the right parts of the front and rear sides of the top of the workbench (1) are fixedly connected to support rods (6), the upper side of the opposite end of the support rod (6) is fixedly connected to a transfer cover (8), the right end of the processing cylinder (4) is rotatably connected to the left side of the transfer cover (8), and the right end of the processing cylinder (4) is rotatably connected to the left side of the transfer cover (8). The transfer cover (8) is provided with a cavity rod (15) fixedly connected to the middle of the inner wall of the right end thereof and passing through the left and right sides; a plurality of air inlet holes (19) are provided at the top of the cavity rod (15); the front and rear ends of the cavity rod (15) are connected to scrapers (18) via telescopic components; the cavity rod (15) is connected to a second rotating wheel (13) via a dust suction component; the second rotating wheel (13) is connected to a spur gear (7) via a synchronous component; and the spur gear (7) is meshingly connected to the gear ring (9).

2. The asphalt concrete drying treatment device according to claim 1, characterized in that: The telescopic assembly comprises a connecting rod (16) fixedly connected to the middle of the front and rear ends of the cavity rod (15); the outer wall of the connecting rod (16) is slidably connected to a sliding sleeve (17); the connecting rod (16) and the inner wall of the sliding sleeve (17) are connected via a spring (24); and the opposite end of the scraper (18) is fixedly connected to the opposite end of the sliding sleeve (17).

3. The asphalt concrete drying treatment device according to claim 1, characterized in that: The dust collection assembly comprises a dust collection hood (10) fixedly connected to the right end of the cavity rod (15); an arc-shaped plate (11) is embedded in the right inner wall of the top end of the dust collection hood (10); a clamping plate (21) is fixedly connected to the right inner wall of the bottom end of the dust collection hood (10); a rotating shaft (23) is rotatably connected to the inner wall of the top end of the clamping plate (21) and passes through the left and right sides; a fan blade (20) is fixedly connected to the left end of the rotating shaft (23); and the left end of the second rotating wheel (13) is fixedly connected to the right end of the rotating shaft (23).

4. The asphalt concrete drying treatment device according to claim 1, characterized in that: The synchronization component comprises a double-axis motor (5) fixedly connected to the right side of the top end of the workbench (1) and a synchronization belt (14) meshingly connected to the top end of the outer diameter of the second rotating wheel (13); the right driving end of the double-axis motor (5) is fixedly connected to the first rotating wheel (12); the bottom end of the inner diameter of the synchronization belt (14) is meshingly connected to the bottom end of the outer diameter of the first rotating wheel (12); and the right end of the spur gear (7) is fixedly connected to the left driving end of the double-axis motor (5).

5. The asphalt concrete drying treatment device according to claim 2, characterized in that: One end of the spring (24) is fixedly connected to the opposite end of the connecting rod (16), and the other end of the spring (24) is fixedly connected to the inner wall of the opposite end of the sliding sleeve (17).

6. The asphalt concrete drying treatment device according to claim 3, characterized in that: A dust filter screen plate (22) is embedded in the outer wall of the positioning plate (21), and the upper side of the outer wall of the dust filter screen plate (22) is fixedly connected to the inner wall of the arc-shaped plate (11).

7. The asphalt concrete drying treatment device according to claim 1, characterized in that: The opposite ends of the scrapers (18) are in contact with the inner wall of the treatment tube (4).

8. The asphalt concrete drying treatment device according to claim 6, characterized in that: The lower side of the outer wall of the dust filter screen plate (22) is in contact with the inner wall of the dust hood (10).