CN214039448U

CN214039448U - Raw materials preheating device is used in pitch production

Info

Publication number: CN214039448U
Application number: CN202023217696.3U
Authority: CN
Inventors: 张少杰; 周开喜; 易双华
Original assignee: Yichang Yuanlu New Building Materials Co ltd
Current assignee: Yichang Yuanlu New Building Materials Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-08-24
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a raw material preheating device for asphalt production, which comprises a cylinder body, four even supporting legs fixedly connected with the bottom of the cylinder body, the outer wall of each supporting leg is fixedly connected with a control switch, a discharge port at the bottom of the cylinder body is fixedly connected with a guide cylinder, the bottom of the guide cylinder is fixedly connected with a motor, and a rotating shaft is arranged in the guide cylinder, the utility model controls the heating plates in a first preheating mechanism, a second preheating mechanism and a third preheating mechanism to work by the control switch, so as to heat a guide plate, asphalt raw materials enter the cylinder body from a feed hopper, and the asphalt raw materials roll off the guide plate of the first preheating mechanism, the second preheating mechanism and the third preheating mechanism in sequence, so as to preheat the raw materials, effectively and fully preheat the asphalt raw materials by three-stage heating, dry the moisture in the asphalt raw materials, and ensure the temperature of the asphalt raw materials entering a mixing station, avoid the quality difference of the asphalt caused by the overlarge temperature difference.

Description

Raw materials preheating device is used in pitch production

Technical Field

The utility model relates to a pitch production technical field specifically is a raw materials preheating device is used in pitch production.

Background

The production process of asphalt needs a plurality of raw materials to be mixed, and the raw materials comprise sand and mineral powder, wherein the sand is generally taken from a river channel and contains a large amount of water. These materials must be mixed so that the water content of the sand is mixed into the materials and the materials must be dried before the actual production process. In order to improve the drying effect, a heating device is arranged before drying. And the asphalt raw material is preheated, so that the problem that the asphalt quality is unstable due to overlarge temperature difference when the raw material enters a mixing station is avoided.

However, in the conventional raw material preheating device for asphalt production in the market, the asphalt raw material enters the preheating device, and the preheating is insufficient due to raw material accumulation, so that the quality of asphalt production is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a raw materials preheating device is used in pitch production to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a raw material preheating device for asphalt production comprises a barrel body, wherein four supporting legs are uniformly and fixedly connected to the bottom of the barrel body, control switches are fixedly connected to the outer walls of the supporting legs, a guide barrel is fixedly connected to a discharge port at the bottom of the barrel body, a motor is fixedly connected to the bottom of the guide barrel, a rotating shaft is arranged in the guide barrel, one end of the rotating shaft penetrates through the bottom of the guide barrel and is fixedly connected with the output end of the motor, the rotating shaft is rotatably connected with the bottom of the guide barrel, helical blades are fixedly connected to the outer wall of the rotating shaft, a discharge pipe is fixedly connected to an opening at the bottom of the side wall of the guide barrel, a feed hopper is fixedly connected to a feed port at the top of the barrel body, a first preheating mechanism, a second preheating mechanism and a third preheating mechanism are arranged in the barrel body in a staggered manner, the inner wall of the cylinder body is fixedly connected with a buffer plate at one end of the third preheating mechanism.

As a further aspect of the present invention: the first preheating mechanism, the second preheating mechanism and the third preheating mechanism are identical in structure, the first preheating mechanism comprises a guide plate, the side wall of the guide plate is fixedly connected with the inner wall of the cylinder, a groove is formed in the bottom of the guide plate, a heating plate is fixedly mounted in the groove, and a cover plate is rotatably connected to the guide plate at the groove.

As a further aspect of the present invention: the bottom of the supporting leg is fixedly connected with a ground foot.

As a further aspect of the present invention: the bottom of the cylinder body is conical, and the helical blade and the rotating shaft in the guide cylinder extend into the conical body at the bottom of the cylinder body.

As a further aspect of the present invention: the control switch is respectively and electrically connected with the motor, the first preheating mechanism, the second preheating mechanism and the heating plate in the third preheating mechanism.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a control switch control first preheating mechanism, the second preheats the hot plate work in mechanism and the third preheating mechanism, heat to the deflector, the pitch raw materials gets into in the barrel from feed hopper, the pitch raw materials spills on the deflector of first preheating mechanism, preheat the raw materials, preheat the pitch raw materials through second preheating mechanism and third preheating mechanism in proper order after preheating of first preheating mechanism, the pitch raw materials passes through tertiary heating, effectual and abundant to pitch raw materials, can dry the moisture in the pitch raw materials effectively, and ensure the temperature that the pitch raw materials gets into in the mixing station, avoid the too big pitch quality difference that leads to of the difference in temperature;

2. the utility model reduces the impact of the preheated asphalt raw material on the inner wall of the cylinder body by arranging the buffer plate at the discharge end of the third preheating mechanism, thereby prolonging the service life of the utility model;

3. the utility model discloses a control switch control motor work, motor output rotate through pivot drive helical blade, and helical blade area accumulation is discharged from the discharging pipe at the pitch raw materials of barrel bottom, avoids the raw materials to plug up.

Drawings

FIG. 1 is a schematic structural view of a raw material preheating apparatus for asphalt production.

FIG. 2 is a sectional view of a raw material preheating apparatus for asphalt production.

Fig. 3 is a schematic structural diagram of a first preheating mechanism in a raw material preheating device for asphalt production.

In the figure: the device comprises a barrel body 1, supporting legs 2, ground feet 3, a control switch 4, a guide cylinder 5, a motor 6, a feeding funnel 7, a spiral blade 8, a discharging pipe 9, a rotating shaft 10, a first preheating mechanism 11, a second preheating mechanism 12, a third preheating mechanism 13, a buffer plate 14, a groove 15, a heating plate 16, a cover plate 17 and a guide plate 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in the embodiment of the present invention, a raw material preheating device for asphalt production comprises a barrel 1, four supporting legs 2 are uniformly and fixedly connected to the bottom of the barrel 1, a control switch 4 is fixedly connected to the outer walls of the supporting legs 2, a guide cylinder 5 is fixedly connected to the bottom of the barrel 1, a motor 6 is fixedly connected to the bottom of the guide cylinder 5, a rotating shaft 10 is arranged in the guide cylinder 5, one end of the rotating shaft 10 penetrates through the bottom of the guide cylinder 5 and is fixedly connected to the output end of the motor 6, the rotating shaft 10 is rotatably connected to the bottom of the guide cylinder 5, a helical blade 8 is fixedly connected to the outer wall of the rotating shaft 10, a discharging pipe 9 is fixedly connected to the opening at the bottom of the side wall of the guide cylinder 5, a feeding funnel 7 is fixedly connected to the feeding port at the top of the barrel 1, a first preheating mechanism 11, a second preheating mechanism 12 and a third preheating mechanism 13 are arranged in the barrel 1 in a staggered manner, a buffer plate 14 is fixedly connected to one end of the third preheating mechanism 13 on the inner wall of the barrel 1.

The first preheating mechanism 11, the second preheating mechanism 12 and the third preheating mechanism 13 are identical in structure, the first preheating mechanism 11 comprises a guide plate 18, the side wall of the guide plate 18 is fixedly connected with the inner wall of the barrel 1, a groove 15 is formed in the bottom of the guide plate 18, a heating plate 16 is fixedly installed in the groove 15, the model of the heating plate 16 is JS-04, a manufacturer is a salt city pavilion lake area Jisheng electrical accessory factory, and the guide plate 18 is rotatably connected with a cover plate 17 in the groove 15.

The bottom of the supporting leg 2 is fixedly connected with a ground pin 3.

The bottom of the cylinder body 1 is conical, and the helical blade 8 and the rotating shaft 10 in the guide cylinder 5 extend into the conical body at the bottom of the cylinder body 1.

The control switch 4 is electrically connected with the heating plates 16 in the motor 6, the first preheating mechanism 11, the second preheating mechanism 12 and the third preheating mechanism 13 respectively.

The utility model discloses a theory of operation is: when the asphalt mixing machine is used, the control switch 4 controls the heating plates 16 in the first preheating mechanism 11, the second preheating mechanism 12 and the third preheating mechanism 13 to work and heat the asphalt raw materials, the asphalt raw materials enter the barrel body 1 from the feeding hopper 7, the asphalt raw materials sequentially roll off the guide plates 18 of the first preheating mechanism 11, the second preheating mechanism 12 and the third preheating mechanism 13 to preheat the raw materials, the asphalt raw materials are subjected to three-stage heating to effectively and fully preheat the asphalt raw materials and dry moisture in the asphalt raw materials, the temperature of the asphalt raw materials entering the mixing station is ensured, the problem that the quality of the asphalt is different due to overlarge temperature difference is avoided, the preheated asphalt raw materials are accumulated at the conical end of the bottom of the barrel body 1, the control switch 4 controls the motor 6 to work, the output end of the motor 6 drives the spiral blade 8 to rotate through the rotating shaft 10, the spiral blade 8 drives the asphalt raw materials accumulated at the bottom of the barrel body 1 to be discharged from the discharging pipe, avoid the raw materials to plug up, set up buffer board 14 through preheating mechanism 13 discharge end at the third, reduce the pitch raw materials of preheating and to the impact of 1 inner wall of barrel, improve the utility model discloses a life.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a raw materials preheating device is used in pitch production, includes barrel (1), its characterized in that: four even landing legs of fixedly connected with (2) in barrel (1) bottom, landing leg (2) outer wall fixedly connected with control switch (4), barrel (1) bottom discharge gate fixedly connected with guide cylinder (5), guide cylinder (5) bottom fixedly connected with motor (6), be provided with pivot (10) in guide cylinder (5), pivot (10) one end is run through guide cylinder (5) bottom and motor (6) output end fixed connection, pivot (10) are rotated with guide cylinder (5) bottom and are connected, pivot (10) outer wall fixedly connected with helical blade (8), opening part fixedly connected with discharging pipe (9) of guide cylinder (5) lateral wall bottom, the feed inlet department fixedly connected with feed hopper (7) at barrel (1) top, be provided with first preheating mechanism (11) in barrel (1), The second preheats mechanism (12) and third and preheats mechanism (13), first preheating mechanism (11), second preheat mechanism (12) and third and preheat mechanism (13) crisscross setting in barrel (1), barrel (1) inner wall preheats mechanism (13) one end fixedly connected with buffer board (14) in the third.

2. The raw material preheating device for asphalt production according to claim 1, characterized in that: first preheating mechanism (11), second preheating mechanism (12) and third preheating mechanism (13) structure are the same, first preheating mechanism (11) includes deflector (18), deflector (18) lateral wall and barrel (1) inner wall fixed connection, deflector (18) bottom is seted up fluted (15), fixed mounting has hot plate (16) in recess (15), deflector (18) are located to rotate at recess (15) and are connected with apron (17).

3. The raw material preheating device for asphalt production according to claim 1, characterized in that: the bottom of the supporting leg (2) is fixedly connected with a ground foot (3).

4. The raw material preheating device for asphalt production according to claim 1, characterized in that: the bottom of the cylinder body (1) is conical, and the helical blade (8) and the rotating shaft (10) in the guide cylinder (5) extend into the conical body at the bottom of the cylinder body (1).

5. The raw material preheating device for asphalt production according to claim 1, characterized in that: the control switch (4) is respectively electrically connected with a heating plate (16) in the motor (6), the first preheating mechanism (11), the second preheating mechanism (12) and the third preheating mechanism (13).