CN210420780U

CN210420780U - Asphalt heating device stirring structure

Info

Publication number: CN210420780U
Application number: CN201921272425.2U
Authority: CN
Inventors: 张瑞泼; 王凯; 郭金卿; 杨源; 秦志远; 景素培
Original assignee: Henan Highway Engineering Group Co Ltd
Current assignee: Henan Highway Engineering Group Co Ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-04-28
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a pitch heating device stirring structure, which comprises a tank body, and set up at the left transmission box of jar body, through support fixed connection between jar body and the transmission box, first motor has been installed in the transmission box, the motor shaft fixedly connected with cam of first motor, the one end of transmission box is provided with the guide hole, it has the guide arm to slide in the guide hole, the one end and the outer wall sliding contact of cam of guide arm, be provided with the spring between guide arm and the transmission box, the second motor has been installed to the other end of guide arm, the motor shaft fixedly connected with main shaft of second motor, be provided with the stirring board on the outer wall of main shaft, the inside of stirring board is well cavity, the well cavity is built-in and. The stirring plate can rotate while performing left-right reciprocating translational motion to stir the asphalt liquid, and the asphalt liquid is uniformly heated, so that the stirring and heating uniformity of the asphalt liquid is improved, and the heat conduction speed and the heat transfer uniformity are improved.

Description

Asphalt heating device stirring structure

Technical Field

The utility model relates to a pitch heating technical field specifically is a pitch heating device stirring structure.

Background

Asphalt is a waterproof, moistureproof and anticorrosive organic cementing material, is viscous liquid at normal temperature, and needs to be heated for convenient construction, and the heated asphalt liquid is not viscous any more and is convenient for construction,

1. the existing asphalt heating mode is that an electric heating wire is directly embedded in the outer wall of a tank body, asphalt is heated through the electric heating wire, the mode only has an effect on heating asphalt liquid close to the electric heating wire, but asphalt liquid far away from the electric heating wire cannot be effectively heated, and the uniformity of stirring and heating the asphalt liquid is low;

2. moreover, the heat conduction layer structure with a plurality of heat conduction holes is not arranged on the wall surface of the stirring plate, so that the heat conduction speed and the uniformity of heat transfer are reduced as a whole.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an asphalt heating device stirring structure to solve the lower problem of homogeneity of lower, the heat-conducting speed of the homogeneity and the heat transfer of the stirring heating of asphalt liquid that prior art exists.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an asphalt heating device stirring structure, includes a jar body to and set up at the left transmission box of jar body, through support fixed connection between jar body and the transmission box, installed first motor in the transmission box, the motor shaft fixedly connected with cam of first motor, the one end of transmission box is provided with the guide hole, and it has cup jointed the guide arm to slide in the guide hole, the one end and the cam outer wall sliding contact of guide arm, be provided with the spring between guide arm and the transmission box, the second motor has been installed to the other end of guide arm, the motor shaft fixedly connected with main shaft of second motor, be provided with the stirring board on the outer wall of main shaft, the inside of stirring board is well cavity, and well cavity is built-in to be equipped with the heating pipe.

Preferably, one end of the transmission box is provided with a power line and a switch, and the first motor, the second motor, the heating pipe and the switch are electrically connected through a conducting wire.

Preferably, the cross section of the guide rod is of a T-shaped structure, and the lateral cross section of the guide hole is of a square structure and is in sliding sleeve matching with the lateral cross section of the left T-shaped cross rod of the guide rod.

Preferably, one end of the tank body is provided with a through hole, a sleeve is arranged in the through hole, and the inner hole wall of the sleeve is in sliding sleeve connection with the main shaft.

Preferably, the stirring plates are divided into at least three groups and are transversely arranged according to a certain interval, and the number of each group of stirring plates is four and is circumferentially arranged by taking the circle center of the side surface of the main shaft as the center.

Preferably, the outer wall surface of the stirring plate is provided with a heat conduction layer.

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

1. through the double-motor and cam guide rod guide structure and the heating pipe structure arranged in the stirring plate, the stirring plate rotates and moves in a left-right reciprocating translation mode to stir the asphalt liquid, heat generated by the heating pipe in the stirring plate is uniformly transferred into the asphalt liquid to be heated, and the stirring and heating uniformity of the asphalt liquid is effectively improved;

2. through set up the heat-conducting layer structure that has a plurality of heat conduction holes on the wall at stirring board, whole hot-conductive speed and the homogeneity of heat transfer have been improved.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

FIG. 2 is an enlarged view of the structure of the heating pipe arranged in the stirring plate of the utility model;

fig. 3 is a circuit diagram of the present invention.

In the figure: 1 tank body, 2 transmission boxes, 21 power lines, 22 switches, 23 guide holes, 3 supports, 4 first motors, 41 cams, 42 guide rods, 43 springs, 5 second motors, 6 main shafts, 7 stirring plates, 71 heating pipes, 72 heat conducting layers, 8 through holes and 81 sleeves.

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, fig. 2 and fig. 3, the present invention provides a technical solution: a stirring structure of an asphalt heating device comprises a tank body 1, wherein the tank body 1 is a steel heating tank body commonly used for asphalt and is in a cylindrical shape, the upper left end of the tank body is a feeding hole, the lower right end of the tank body is a discharging hole, and a transmission box 2 arranged on the left side of the tank body 1 is made of a steel plate, the tank body 1 is fixedly connected with the transmission box 2 through a bracket 3 in a welding way, a first motor 4 is arranged in the transmission box 2 through screws, a motor shaft of the first motor 4 is fixedly connected with a cam 41, the cam 41 is a mechanical rotary sliding part and can enable a stirring plate 7 to transversely reciprocate, the whole stirring box is made of high-speed steel, is wear-resistant and high in strength, a guide hole 23 is arranged at the right end of the transmission box 2, a guide rod 42 is sleeved in the guide hole 23 in a sliding way, the left end of the guide rod 42 is in sliding contact with the outer, the right end of the guide rod 42 is provided with a second motor 5 through a screw, the models of the first motor 4 and the second motor 5 are XD-ER20-17B, the first motor 4 and the second motor 5 are high-speed and high-torque motors which can adapt to the stirring effect of viscous asphalt liquid, a motor shaft of the second motor 5 is fixedly connected with a main shaft 6, the left end of the tank body 1 is provided with a through hole 8, a sleeve 81 is arranged in the through hole 8, the inner hole wall of the sleeve 81 is in sliding sleeve joint with the main shaft 6, the sleeve 81 is integrally made of silicon rubber, on the premise of ensuring the state that the main shaft 6 moves left and right and rotates per se, the sealing performance of the tank body 1 can be ensured, the outer wall surface of the main shaft 6 is provided with stirring plates 7, the stirring plates 7 are integrally made of aluminum alloy plates and have good thermal conductivity, the stirring plates 7 are divided into at least three groups and are transversely arranged according to a, the arrangement layout of the stirring plate 7 can effectively improve the comprehensive and uniform effects of stirring and heating asphalt liquid, the inside of the stirring plate 7 is a hollow cavity, a heating pipe 71 is installed in the hollow cavity through a screw, the heating pipe 71 is of a dry burning type, the type is LF-S2, an electric heating wire is installed in a copper pipe, the heat efficiency is high, the mechanical strength is good, after the electric heating pipe is electrified, the electric heating pipe can be quickly heated and can transfer heat to the outside of the stirring plate 7 through a heat conduction layer 72, a power line 21 and a switch 22 are arranged at the upper left end of a transmission box 2, the switch 22 is a toggle switch, the type is MSK-12C02, and the first motor 4, the second motor 5 and the heating pipe 71 are connected to the switch 22 through wires and are connected to an external 220V power line through the power line 21.

Referring to fig. 1, the cross section of the guide rod 42 is a T-shaped structure, the lateral cross section of the guide hole 23 is a square structure and is slidably sleeved and matched with the lateral cross section of the left T-shaped cross rod of the guide rod 42, and the square inner hole sliding structure ensures that the guide rod 42 slides left and right, prevents the guide rod 42 from rotating, and improves the stability of sliding left and right.

Referring to fig. 1 and 2, the outer wall surface of the stirring plate 7 is provided with a heat conduction layer 72, the heat conduction layer 72 is made of a high carbon steel plate material, has excellent heat conductivity, and is internally provided with a plurality of heat conduction holes, so that the uniformity of heat transfer can be improved while the heat conduction is ensured, and the heat conduction speed and the uniformity of heat transfer are integrally improved.

The utility model discloses when concrete implementation: the power cord 21 is connected to a 220V power supply, a dial button of the switch 22 is shifted to the right, the circuit is closed, the first motor 4 works and rotates forwards to drive the cam 41 to rotate forwards, the convex part of the cam 41 rotates to the right end to give a right ejecting force to the guide rod 42 to drive the guide rod 42 and the spindle 6 to translate rightwards, and simultaneously drive the stirring plate 7 to translate rightwards, the spring 43 is stretched, when the convex part of the cam 41 rotates to the left side, the cam 41 does not give the right ejecting force to the guide rod 42 any more, the spring 43 in the stretching state pulls back and contracts leftwards to drive the guide rod 42 and the spindle 6 to translate leftwards and drive the stirring plate 7 to translate leftwards, the left-right reciprocating motion of the stirring plate 7 can be realized along with the continuous rotation of the cam 41, meanwhile, the second motor 5 works and drives the stirring plate 7 to rotate forwards through the spindle 6, so that the stirring plate 7 can perform the left-right reciprocating, and the heating pipe 71 built in the stirring plate 7 also works and heats at the same time, and transmits the generated heat to the inside of the asphalt liquid being stirred, thereby improving the uniformity of stirring and heating the asphalt liquid.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an asphalt heating device stirs structure, includes jar body (1) to and set up in jar left transmission box (2) of body (1), its characterized in that: the tank body (1) is fixedly connected with the transmission box (2) through a bracket (3), a first motor (4) is arranged in the transmission box (2), a cam (41) is fixedly connected with a motor shaft of the first motor (4), one end of the transmission box (2) is provided with a guide hole (23), a guide rod (42) is sleeved in the guide hole (23) in a sliding way, one end of the guide rod (42) is in sliding contact with the outer wall surface of the cam (41), a spring (43) is arranged between the guide rod (42) and the transmission box (2), the other end of the guide rod (42) is provided with a second motor (5), the motor shaft of the second motor (5) is fixedly connected with a main shaft (6), the stirring device is characterized in that a stirring plate (7) is arranged on the outer wall surface of the main shaft (6), a hollow cavity is arranged inside the stirring plate (7), and a heating pipe (71) is arranged in the hollow cavity.

2. The stirring structure of an asphalt heating apparatus according to claim 1, wherein: one end of the transmission box (2) is provided with a power line (21) and a switch (22), and the first motor (4), the second motor (5), the heating pipe (71) and the switch (22) are electrically connected through a lead.

3. The stirring structure of an asphalt heating apparatus according to claim 1, wherein: the cross section of the guide rod (42) is of a T-shaped structure, and the lateral cross section of the guide hole (23) is of a square structure and is matched with the lateral cross section of a left T-shaped cross rod of the guide rod (42) in a sliding sleeved mode.

4. The stirring structure of an asphalt heating apparatus according to claim 1, wherein: one end of the tank body (1) is provided with a through hole (8), a sleeve (81) is arranged in the through hole (8), and the inner hole wall of the sleeve (81) is in sliding sleeve connection with the main shaft (6).

5. The stirring structure of an asphalt heating apparatus according to claim 1, wherein: the stirring plates (7) are divided into at least three groups and are transversely arranged according to a certain interval, and the number of each group of stirring plates (7) is four and is circumferentially arranged by taking the circle center of the side surface of the main shaft (6) as the center.

6. The stirring structure of an asphalt heating apparatus according to claim 1, wherein: and the outer wall surface of the stirring plate (7) is provided with a heat conduction layer (72).