阅读说明：本技术 一种沥青混凝土生产设备 (Asphalt concrete production equipment ) 是由 陈斐 吴洛钢 于 2021-09-10 设计创作，主要内容包括：本发明公开了一种沥青混凝土生产设备,涉及沥青混凝土生产技术领域,包括搅拌机本体；有益效果在于：通过设置在储料箱侧壁设置加热油管对沥青进行加热,避免温度过低流动性差影响使用,设置翻料叶片轴在对沥青加热时进行翻料,保证沥青受热均匀；设置轴套与工作轴螺纹配合、工作轴与配合轴承间隙配合、滑块在滑槽内活动,可以保证传动同时拉动挡板移动,实现密封和开合自动控制,使用方便；在下料管上下分别设置电动球阀,连通管平衡气压,实现下料管下料时将搅拌机本体与粉料箱隔断,避免沥青飘入粉料箱使粉料结块影响使用；整体将搅拌机本体实现密封进料,减少沥青飘出到生产空间内,保证工人呼吸环境安全。(The invention discloses asphalt concrete production equipment, which relates to the technical field of asphalt concrete production and comprises a stirrer body; has the advantages that: the heating oil pipe is arranged on the side wall of the storage box to heat the asphalt, so that the influence of low temperature and poor fluidity on use is avoided, and the material turning blade shaft is arranged to turn the asphalt when the asphalt is heated, so that the asphalt is uniformly heated; the shaft sleeve is in threaded fit with the working shaft, the working shaft is in clearance fit with the matching bearing, and the sliding block moves in the sliding chute, so that transmission can be ensured, the baffle can be pulled to move at the same time, automatic control of sealing and opening and closing is realized, and the use is convenient; electric ball valves are respectively arranged on the upper part and the lower part of the blanking pipe, and the communicating pipe is used for balancing air pressure, so that the stirrer body is separated from the powder box when the blanking pipe is used for blanking, and the phenomenon that asphalt floats into the powder box to cause powder caking to affect use is avoided; wholly realize sealed feeding with the mixer body, reduce pitch and float out in the production space, guarantee workman's breathing environment safety.)

1. The utility model provides an asphalt concrete production facility, includes mixer body (17), its characterized in that: a second supporting leg (18) for supporting is fixedly arranged at the bottom of the stirrer body (17); the right side of the upper surface of the stirrer body (17) is hermetically provided with an inlet pipe (16), the left side of the inlet pipe (16) is provided with a powder box (13), the lower part of the powder box (13) is fixedly arranged on the upper surface of the stirrer body (17) through supporting legs, the upper end of the powder box (13) is hermetically provided with a feeding pipe (12), the lower end of the powder box (13) is arranged into a funnel shape, the lower end of the powder box (13) is hermetically connected with a discharging pipe (15), the lower end of the discharging pipe (15) is hermetically arranged on the stirrer body (17), the upper end and the lower end of the discharging pipe (15) are both provided with electric ball valves (14), the upper end of the discharging pipe (15) is hermetically connected with a communicating pipe (11) below the electric ball valves (14), and the upper end of the communicating pipe (11) extends to the upper part inside the powder box (13); the powder box (13) is provided with a material discharging motor (10) on the left side, the material discharging motor (10) is a positive and negative rotation motor, the material discharging motor (10) is provided with a material storage box (3) on the left side, a first supporting leg (1) is fixedly installed on the bottom surface of the material storage box (3), a heating oil pipe is arranged on a spiral disc in the side wall of the material storage box (3), the heating oil pipe is arranged at the lower part of the material storage box (3) and is provided with a heating oil pipe inlet (2), a heating oil pipe outlet (4) is arranged on the upper part of the material storage box (3), a material turning motor (5) is fixedly installed in the middle of the upper surface of the material storage box (3), the output end of the material turning motor (5) extends to the material storage box (3) and is fixedly provided with a material turning shaft (19), an material adding pipe (6) is fixedly installed on the upper surface edge of the material storage box (3), the side surface of the material storage box (3) corresponds to the material discharging motor (10) and is hermetically connected with a material discharging pipe (7), arrange row material pipe (7) right-hand member lower part with mixer body (17) sealing connection, be provided with work axle (8) in row material pipe (7), fixed mounting has helical blade on work axle (8), work axle (8) right-hand member through cooperation bearing (21) with arrange material pipe (7) right-hand member and rotate and be connected, work axle (8) left end is rotated with the dead lever through cooperation bearing (21) and is connected, the dead lever fixed connection is in arrange on material pipe (7), storage case (3) correspond row material pipe (7) and are provided with the through hole, work axle (8) left end extend to in the through hole fixed mounting have baffle (20) that are used for the shutoff, work axle (8) right-hand member extends row material pipe (7) fixedly connected with connector (22), be provided with the external screw thread on connector (22), correspond on the output shaft of row material motor (10) connector (22) fixed mounting has axle sleeve (9), axle sleeve (9) inside is provided with spout (24), correspond in the middle of axle sleeve (9) left side connector (22) set up threaded hole, connector (22) are followed the screw hole is interior fixed mounting extends to spout (24) is with slider (23), slider (23) card is in slide in spout (24).

2. An asphalt concrete production plant according to claim 1, characterized in that: the electric ball valve is characterized in that a valve ball (25) is arranged inside the electric ball valve (14), a through hole (26) is formed in the center of the valve ball (25), a rotating shaft is fixedly connected to the front and the back of the valve ball (25), the rotating shaft is connected with a shell of the electric ball valve (14) through a bearing, and the rotating shaft is driven by an external motor.

3. An asphalt concrete production plant according to claim 1, characterized in that: the working shaft (8) is a square shaft, the center hole of the matching bearing (21) is a square hole corresponding to the working shaft (8), and the working shaft (8) is in clearance fit with the matching bearing (21).

4. An asphalt concrete production plant according to claim 1, characterized in that: the baffle (20) is a circular flat plate.

Technical Field

The invention relates to the technical field of asphalt concrete production, in particular to asphalt concrete production equipment.

Background

The asphalt concrete is commonly called as asphalt concrete, mineral aggregate with certain gradation composition, broken stone or crushed gravel, stone chips or sand, mineral powder and the like are manually selected and mixed with a certain proportion of road asphalt material under strictly controlled conditions to form a mixture, and the asphalt concrete can be divided into two categories of petroleum asphalt and coal asphalt according to different used binders; in some areas, natural asphalt is used or blended.

According to the variety of aggregate used, the aggregate can be divided into several types of crushed stone, gravel, sand and slag, and the crushed stone is most commonly used. According to the difference of the maximum particle size of the mixture, the mixture can be divided into coarse particles (below 35-40 mm), medium particles (below 20-25 mm), fine particles (below 10-15 mm), sand particles (below 5-7 mm) and the like.

According to the different gradation of mineral aggregate, the mixture can be divided into dense gradation, semi-open gradation and open gradation, and the open gradation mixture is also called asphalt macadam. The hot-mixed and hot-paved dense-graded broken stone mixture is durable in use, high in strength and good in integrity, is a representative material for building high-grade asphalt pavements, and is most widely applied.

Depending on the composition of the mineral aggregate, these materials can be classified into dense-suspended structures, framework-void structures, and dense-framework structures.

The asphalt concrete needs to be continuously heated and stirred when being used and processed, so that the asphalt concrete can be better kept in a high-plasticity state, but because the asphalt has strong pungent smell, workers can be injured due to long-term contact with pungent gas, and therefore, an asphalt concrete production device is provided.

Disclosure of Invention

The present invention is directed to solving the above problems and providing an asphalt concrete production facility.

The invention realizes the purpose through the following technical scheme:

the asphalt concrete production equipment comprises a stirrer body, wherein a second supporting leg for supporting is fixedly arranged at the bottom of the stirrer body; the right side of the upper surface of the stirrer body is hermetically provided with a feeding pipe, the left side of the feeding pipe is provided with a powder box, the lower part of the powder box is fixedly arranged on the upper surface of the stirrer body through a supporting leg, the upper end of the powder box is hermetically provided with a feeding pipe, the lower end of the powder box is arranged in a funnel shape, the lower end of the powder box is hermetically connected with a discharging pipe, the lower end of the discharging pipe is hermetically arranged on the stirrer body, the upper end and the lower end of the discharging pipe are respectively provided with an electric ball valve, the upper end of the discharging pipe is hermetically connected with a communicating pipe below the electric ball valves, and the upper end of the communicating pipe extends to the upper part inside the powder box; the left side of the powder box is provided with a discharging motor which is a forward and reverse rotating motor, the left side of the discharging motor is provided with a storage box, the bottom surface of the storage box is fixedly provided with a first supporting leg, a spiral disc in the side wall of the storage box is provided with a heating oil pipe, the lower part of the storage box is provided with a heating oil pipe inlet, the upper part of the storage box is provided with a heating oil pipe outlet, the middle of the upper surface of the storage box is fixedly provided with a material overturning motor, the output end of the material overturning motor extends to the inside of the storage box and is fixedly provided with a material overturning blade shaft, the upper surface of the storage box is fixedly provided with a material adding pipe along the edge, the side surface of the bottom of the storage box is in sealing connection with a discharging pipe corresponding to the position of the discharging motor, the right end lower part of the discharging pipe is in sealing connection with the mixer body, a working shaft is arranged in the discharging pipe, and a spiral blade is fixedly arranged on the working shaft, the utility model discloses a material discharging device, including material discharging motor, material discharging pipe, fixing rod, material storage case, connecting rod, material discharging motor, connecting rod, sliding block, connecting rod, sliding block and the connecting rod is arranged in the sliding block.

Preferably: the electric ball valve is characterized in that a valve ball is arranged inside the electric ball valve, a through hole is formed in the center of the valve ball, a rotating shaft is fixedly connected to the front and the back of the valve ball, the rotating shaft is connected with a shell of the electric ball valve through a bearing, and the rotating shaft is driven by an external motor.

Preferably: the working shaft is a square shaft, the center hole of the matching bearing is a square hole corresponding to the working shaft, and the working shaft is in clearance fit with the matching bearing.

Preferably: the baffle is in the shape of a circular flat plate.

Compared with the prior art, the invention has the beneficial effects that:

1. the heating oil pipe is arranged on the side wall of the storage box to heat the asphalt, so that the influence of low temperature and poor fluidity on use is avoided, and the material turning blade shaft is arranged to turn the asphalt when the asphalt is heated, so that the asphalt is uniformly heated;

2. the shaft sleeve is in threaded fit with the working shaft, the working shaft is in clearance fit with the matching bearing, and the sliding block moves in the sliding chute, so that transmission can be ensured, the baffle can be pulled to move at the same time, automatic control of sealing and opening and closing is realized, and the use is convenient;

3. electric ball valves are respectively arranged on the upper part and the lower part of the blanking pipe, and the communicating pipe is used for balancing air pressure, so that the stirrer body is separated from the powder box when the blanking pipe is used for blanking, and the phenomenon that asphalt floats into the powder box to cause powder caking to affect use is avoided;

4. wholly realize sealed feeding with the mixer body, reduce pitch and float out in the production space, guarantee workman's breathing environment safety.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view of an asphalt concrete producing apparatus according to the present invention.

FIG. 2 is a schematic front view of an asphalt concrete manufacturing apparatus according to the present invention.

FIG. 3 is an enlarged view of the asphalt concrete production apparatus according to the present invention at A.

FIG. 4 is an enlarged view of the asphalt concrete manufacturing apparatus according to the present invention at point B.

FIG. 5 is a schematic structural view of a mating bearing of an asphalt concrete manufacturing apparatus according to the present invention.

The reference numerals are explained below:

1. a first leg; 2. heating an oil pipe inlet; 3. a material storage box; 4. heating the outlet of the oil pipe; 5. a material turning motor; 6. a feeding pipe; 7. a discharge pipe; 8. a working shaft; 9. a shaft sleeve; 10. a discharge motor; 11. a communicating pipe; 12. a feed tube; 13. a powder box; 14. an electric ball valve; 15. a discharging pipe; 16. a feed pipe; 17. a mixer body; 18. a second leg; 19. a material turning blade shaft; 20. a baffle plate; 21. matching with a bearing; 22. a connector; 23. a slider; 24. a chute; 25. a valve ball; 26. and a through hole.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.

The invention will be further described with reference to the accompanying drawings in which:

as shown in figures 1-5, an asphalt concrete production facility comprises a mixer body 17, a second leg 18 for supporting is fixedly arranged at the bottom of the mixer body 17, and the second leg 18 is used for supporting; the right side of the upper surface of the stirrer body 17 is hermetically provided with a feeding pipe 16, the feeding pipe 16 is used for feeding materials, the left side of the feeding pipe 16 is provided with a powder box 13, the powder box 13 is used for storing powder materials for producing asphalt concrete, the lower part of the powder box 13 is fixedly arranged on the upper surface of the stirrer body 17 through supporting legs, the upper end of the powder box 13 is hermetically provided with a feeding pipe 12, the feeding pipe 12 is used for feeding materials, the lower end of the powder box 13 is funnel-shaped, the lower end of the powder box 13 is hermetically connected with a discharging pipe 15, the discharging pipe 15 is used for discharging materials, the lower end of the discharging pipe 15 is hermetically arranged on the stirrer body 17, the upper end and the lower end of the discharging pipe 15 are both provided with electric ball valves 14, the electric ball valves 14 are used for controlling on-off, the upper end of the discharging pipe 15 is hermetically connected with a communicating pipe 11 below the electric ball valves 14, the communicating pipe 11 is used for balancing air pressure, and the upper end of the communicating pipe 11 extends to the upper part inside of the powder box 13; a discharging motor 10 is arranged on the left side of the powder box 13, the discharging motor 10 is used for driving rotation, the discharging motor 10 is a forward and reverse rotation motor, a storage box 3 is arranged on the left side of the discharging motor 10, the storage box 3 is used for storing asphalt for producing asphalt concrete, a first supporting leg 1 is fixedly arranged on the bottom surface of the storage box 3, the first supporting leg 1 is used for supporting, a heating oil pipe is arranged on a spiral disc in the side wall of the storage box 3, a heating oil pipe inlet 2 is arranged on the lower portion of the storage box 3 through the heating oil pipe, a heating oil pipe outlet 4 is arranged on the upper portion of the storage box 3, a material turning motor 5 is fixedly arranged in the middle of the upper surface of the storage box 3, the material turning motor 5 is used for driving turning, a material turning blade shaft 19 is fixedly arranged at the output end of the material turning motor 5 and extends into the storage box 3, the material turning blade shaft 19 is used for turning material, a material is fixedly arranged at the edge of the upper surface of the storage box 3, a material adding pipe 6 is used for adding material, the side surface of the bottom of the material storage box 3 is hermetically connected with a material discharging pipe 7 corresponding to the position of a material discharging motor 10, the material discharging pipe 7 is used for discharging materials, the lower part of the right end of the material discharging pipe 7 is hermetically connected with a stirrer body 17, a working shaft 8 is arranged in the material discharging pipe 7, a helical blade is fixedly arranged on the working shaft 8, the right end of the working shaft 8 is rotatably connected with the right end of the material discharging pipe 7 through a matching bearing 21, the left end of the working shaft 8 is rotatably connected with a fixed rod through a matching bearing 21, the fixed rod is fixedly connected on the material discharging pipe 7, the material storage box 3 is provided with a through hole corresponding to the material discharging pipe 7, a baffle 20 used for plugging is fixedly arranged in the through hole at the left end of the working shaft 8, a connector 22 is fixedly connected with the right end of the material discharging pipe 7 and is extended from the right end of the working shaft 8, external threads are arranged on the connector 22, a shaft sleeve 9 is fixedly arranged on the output shaft of the material discharging motor 10 corresponding to the connector 22, and a chute 24 is arranged in the shaft sleeve 9, a threaded hole is formed in the middle of the left side of the shaft sleeve 9 corresponding to the connector 22, the connector 22 extends into the sliding groove 24 from the threaded hole, a sliding block 23 is fixedly installed, the sliding block 23 is used for limiting movement, and the sliding block 23 is clamped in the sliding groove 24 to slide; a valve ball 25 is arranged in the electric ball valve 14, a through hole 26 is formed in the center of the valve ball 25, a rotating shaft is fixedly connected to the front and the back of the valve ball 25, the rotating shaft is connected with a shell of the electric ball valve 14 through a bearing, and the rotating shaft is driven by an external motor; the working shaft 8 is a square shaft, the central hole of the matching bearing 21 is a square hole corresponding to the working shaft 8, and the working shaft 8 is in clearance fit with the matching bearing 21; the baffle 20 is in the shape of a circular flat plate.

The working principle is as follows: when the device is used, an external power supply is electrified, the processed crushed stone ingredients are added into a mixer body 17 from a feeding pipe 16, a discharging motor 10 is started to rotate, a shaft sleeve 9 and a connecting head 22 rotate in a threaded manner, a baffle plate 20 is pushed towards a storage box 3, a sliding block 23 slides in a sliding groove 24 until the sliding block 23 is clamped, the connecting head 22 and the shaft sleeve 9 rotate synchronously, a helical blade on a working shaft 8 discharges asphalt into the mixer body 17, then the discharging motor 10 is started to rotate reversely, the shaft sleeve 9 and the connecting head 22 rotate in a threaded manner, the baffle plate 20 is pulled out of the storage box 3, the through hole at the lower part of the storage box 3 is plugged by the baffle plate 20 to finish asphalt feeding, an electric ball valve 14 at the upper end of a discharging pipe 15 is started to be switched on, an electric ball valve 14 at the lower end of the discharging pipe 15 is switched off, powder in the storage box 3 enters the discharging pipe 15 from a through hole 26, and gas in the discharging pipe 15 is discharged into a powder box 13 from a communicating pipe 11 in the falling process, after the asphalt concrete is fully discharged, starting an electric ball valve 14 at the upper end of a discharging pipe 15 to close, conducting the electric ball valve 14 at the lower end of the discharging pipe 15, enabling powder in the discharging pipe 15 to enter a stirrer body 17, sucking air from a powder box 13 through a communicating pipe 11 at the upper part of the discharging pipe 15 to balance air pressure in the process, then closing the electric ball valve 14 at the lower end of the discharging pipe 15, and starting the stirrer body 17 to stir so as to finish the production of the asphalt concrete; when the asphalt is stored, the asphalt is heated through the heating oil pipe, the material turning motor 5 is started to drive the material turning blade shaft 19 to rotate to turn and stir the asphalt, the asphalt is uniformly heated, and the phenomenon that the asphalt temperature is too low to influence the use is avoided.

The stirring motor 5, the discharging motor 10, the electric ball valve 14 and the mixer body 17 are all universal standard parts or parts known to those skilled in the art, and the structure and principle thereof are known to those skilled in the art through technical manuals or through routine experimentation, so that the description thereof is not repeated herein.

While there have been shown and described what are at present considered to be the fundamental principles of the invention, its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is to be accorded the full scope of the invention as hereinafter claimed.