CN214459356U

CN214459356U - Environment-friendly asphalt box heating device

Info

Publication number: CN214459356U
Application number: CN202022962452.1U
Authority: CN
Inventors: 文刚; 党学斌; 陈娇娇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-10-22
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses an environment-friendly asphalt box heating device, which comprises an asphalt box body, wherein the asphalt box body is divided into a combustion chamber and an asphalt mixing chamber, a gas pipeline is arranged in the combustion chamber and is fixedly connected with the bottom of the combustion chamber through a bracket, a combustion nozzle is arranged on the gas pipeline, an ignition cover plate is hinged on one side of the combustion chamber, exhaust pipes are arranged on two sides of the combustion chamber, a gas storage tank is arranged on one side of the asphalt box body and is connected with the gas pipeline through a gas pipe, a motor is arranged on two sides of the asphalt box body, a rotary rod is fixedly connected on the motor, a mixing rod is fixedly connected at the end part of the rotary rod and extends into the asphalt mixing chamber, a heating clapboard is arranged between the combustion chamber and the asphalt mixing chamber, a discharge pipe is arranged at the bottom of the asphalt mixing chamber, a sealing cover plate is hinged at the top of the asphalt mixing chamber, a chimney is arranged at the top of the sealing cover plate, a flue gas filtering device is arranged at the top of the sealing cover plate, the bottom of pitch case body is equipped with the universal wheel.

Description

Environment-friendly asphalt box heating device

Technical Field

The utility model belongs to the technical field of pitch firing equipment, concretely relates to environmental protection pitch case heating device.

Background

The asphalt is a black brown complex mixture composed of hydrocarbons with different molecular weights and nonmetal derivatives thereof, is one of high-viscosity organic liquids, mostly exists in a liquid or semisolid petroleum form, has a black surface, and can be dissolved in carbon disulfide and carbon tetrachloride. Asphalt is a waterproof, moistureproof and anticorrosive organic cementing material. Asphalt is mostly used for paving highway pavements, and the asphalt pavements are pavement structures which are formed by paving asphalt mixture with a certain thickness on a flexible base course and a semi-rigid base course to serve as surface courses. Compared with the gravel road, the road surface has the advantages of greatly improved driving comfort, safety and strength stability, and compared with the cement concrete road surface, the asphalt road surface has the advantages of flat and seamless surface, small driving vibration, low noise, quick construction, short construction period, quick open traffic, simple and convenient maintenance, is suitable for the staged construction of the road surface, and is an important structural form of the road surface in China.

At present, for pit and groove diseases on some roads, asphalt needs to be carried to a construction site through an asphalt storage tank at a long distance, road maintenance work is carried out after the asphalt is stirred with granular gravel, and if the asphalt is stored in the asphalt storage tank for a long time, the temperature of the asphalt is reduced, and the normal use of the asphalt is influenced; current pitch case firing equipment generally adopts electrical heating or utilizes the coal-fired heating, and these two kinds of modes all have heating efficiency to hang down, and heat utilization is insufficient problem, can produce harmful substance such as polycyclic aromatic hydrocarbons among the pitch heating process, do not carry out purification treatment to the flue gas among the current pitch firing equipment, not only influence air circumstance, can cause the damage of staff's health moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an environmental protection pitch case heating device to it is longer to solve among the prior art pitch deposit time in the storage tank, leads to the pitch temperature to reduce, influences pitch normal use, and pitch heating device heating efficiency is low excessively, and heat utilization is not abundant, and the pitch flue gas influences air circumstance, causes the problem of staff's health damage.

In order to achieve the above purpose, the technical scheme of the utility model is that: an environment-friendly asphalt tank heating device comprises an asphalt tank body 1, the asphalt tank body 1 is divided into a combustion chamber 2 and an asphalt mixing chamber 3, a gas pipeline 4 is arranged in the combustion chamber 2 and is fixedly connected with the bottom of the combustion chamber 2 through a bracket 5, a combustion nozzle 6 is arranged on the gas pipeline 4, an ignition cover plate 7 is hinged on one side of the combustion chamber 2, exhaust pipes 8 are arranged on two sides of the combustion chamber 2, a gas storage tank 9 is arranged on one side of the asphalt tank body 1, the gas storage tank 9 is connected with the gas pipeline 4 through a gas pipe 10, motors 11 are arranged on two sides of the asphalt tank body 1, a rotating rod 12 is fixedly connected on each motor 11, a mixing rod 13 is fixedly connected at the end part of each rotating rod 12 and is extended in the asphalt mixing chamber 3, a heating partition plate 14 is arranged between the combustion chamber 2 and the asphalt mixing chamber 3, a discharge pipe 15 is arranged at the bottom of the asphalt mixing chamber 3, and a sealing cover plate 16 is hinged on the top of the asphalt mixing chamber 3, the top of the sealing cover plate 16 is provided with a chimney 17, the top of the sealing cover plate 16 is provided with a smoke filtering device, and the bottom of the asphalt box body 1 is provided with a universal wheel 18.

Preferably, the flue gas filtering device comprises a filtering bin 19, a cotton layer 20, a stainless steel wire mesh layer 21 and an activated carbon layer 22, the cotton layer 20, the stainless steel wire mesh layer 21 and the activated carbon layer 22 are sequentially arranged in the filtering bin 19 from bottom to top, and the top of the filtering bin 19 is provided with a smoke outlet 23.

Preferably, at least 4 stirring rods 13 are fixedly arranged at the end of the rotating rod 12.

Preferably, the heating baffle 14 is inclined at an angle of 15-35 degrees relative to the bottom of the combustion chamber 2.

Preferably, the connection part of the sealing cover plate 16 and the asphalt mixing chamber 3 is provided with a sealing rubber 24.

Preferably, the air pipe 10 is provided with a quick-release connector 25, and a clamp 26 is arranged at the connection part of the quick-release connector 25 and the air pipe 10.

Preferably, one side of the exhaust pipe 8 is hinged with an exhaust cover plate 27, and the exhaust cover plate 27 is provided with an exhaust hole 28.

Preferably, valves 29 are provided on the gas storage tank 9 and the discharge pipe 15.

Preferably, a thermometer 30 is provided on the top of the asphalt mixing chamber 3.

The utility model has the advantages that:

1. the utility model is convenient to carry, can be placed on a maintenance truck, is conveyed to the position near the pit slot diseases, and can be used for heating asphalt on site, thereby avoiding the problem that the temperature of the asphalt is reduced in the process of conveying an asphalt storage tank and the normal use of the asphalt is influenced;

2. the gas pipeline in the combustion chamber is matched with the gas storage tank, the gas pipeline is arranged in parallel, the gas sprayed out through the combustion nozzle is ignited by opening the ignition cover plate, the asphalt in the asphalt stirring chamber can be uniformly heated, the heating area is large, the efficiency is high, the heat energy is fully utilized, the asphalt can be rapidly heated, and the asphalt in the asphalt stirring chamber is continuously stirred through the stirring rod in the asphalt, so that the asphalt is heated more uniformly, and the effect of rapidly heating the asphalt is achieved;

3. through setting up flue gas filter equipment at pitch roof portion, through the cooperation on cotton layer, stainless steel wire stratum reticulare and activated carbon layer, carry out purification treatment to the flue gas that produces in the pitch heating process, utilize its filtration and absorbent function, harmful component content in can effectual reduction pitch flue gas has guaranteed air circumstance quality, has avoided the harm of harmful substance to staff's health.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the gas pipeline of the present invention.

The reference numerals have the following meanings: the asphalt box comprises an asphalt box body 1, a combustion chamber 2, an asphalt stirring chamber 3, a gas pipeline 4, a bracket 5, a combustion spray head 6, an ignition cover plate 7, an exhaust pipe 8, a gas storage tank 9, a gas conveying pipe 10, a motor 11, a rotating rod 12, a stirring rod 13, a heating partition plate 14, a discharge pipe 15, a sealing cover plate 16, a chimney 17, a universal wheel 18, a filter bin 19, a cotton layer 20, a stainless steel wire mesh layer 21, an activated carbon layer 22, a smoke exhaust port 23, sealing rubber 24, a quick-release connector 25, a clamp 26, an exhaust cover plate 27, an exhaust hole 28, a valve 29 and a thermometer 30.

Detailed Description

The present invention will be further explained with reference to the following description of the drawings.

An environment-friendly asphalt tank heating device as shown in fig. 1 and fig. 2 comprises an asphalt tank body 1, the asphalt tank body 1 is divided into a combustion chamber 2 and an asphalt mixing chamber 3, a gas pipeline 4 is arranged in the combustion chamber 2 and is fixedly connected with the bottom of the combustion chamber 2 through a bracket 5, a combustion nozzle 6 is arranged on the gas pipeline 4, an ignition cover plate 7 is hinged on one side of the combustion chamber 2, exhaust pipes 8 are arranged on two sides of the combustion chamber 2, a gas storage tank 9 is arranged on one side of the asphalt tank body 1, the gas storage tank 9 is connected with the gas pipeline 4 through a gas pipe 10, a motor 11 is arranged on two sides of the asphalt tank body 1, a rotating rod 12 is fixedly connected on the motor 11, a mixing rod 13 is fixedly connected on the end of the rotating rod 12 and is extended in the asphalt mixing chamber 3, a heating partition plate 14 is arranged between the combustion chamber 2 and the asphalt mixing chamber 3, a discharge pipe 15 is arranged at the bottom of the asphalt mixing chamber 3, the top of the asphalt mixing chamber 3 is hinged with a sealing cover plate 16, the top of the sealing cover plate 16 is provided with a chimney 17, the top of the sealing cover plate 16 is provided with a flue gas filtering device, and the bottom of the asphalt box body 1 is provided with a universal wheel 18.

In order to carry out filtration purification to the flue gas in the pitch heating process, reduce the pollution to the environment, avoid causing the harm to staff's health, flue gas filter equipment is including filtering storehouse 19, cotton layer 20, stainless steel wire net layer 21 and activated carbon layer 22 set gradually in filtering storehouse 19 from bottom to top, the top of filtering storehouse 19 is equipped with exhaust port 23, filter the flue gas that produces in the pitch heating process through cotton layer 20 and stainless steel wire net layer 21, and adsorb to there being not the material through activated carbon layer 22 at top, utilize and filter and adsorb the effectual produced harmful substance that has reduced pitch heating process.

In order to make pitch heating process, the stirring to pitch is more abundant, makes the heating of pitch more even, avoids partial pitch heating effect not good, is provided with 4 at least puddlers 13 at the end fixing of rotary rod 12, and two puddlers 13 that the symmetry set up can fully stir pitch to make it be heated more evenly.

In order to avoid residual asphalt at the bottom after asphalt is discharged, the heating partition plate 14 is arranged obliquely, the inclination angle of the heating partition plate is 15-35 degrees compared with the bottom of the combustion chamber 2, and asphalt flows down along with the oblique heating partition plate 14 and is discharged through the discharge pipe 15.

In order to ensure the airtightness of the asphalt mixing chamber 3 in the asphalt heating process and prevent the flue gas from overflowing from the gap between the sealing cover plate 16 and the asphalt mixing chamber 3, a sealing rubber 24 is arranged at the connecting part of the sealing cover plate 16 and the asphalt mixing chamber 3.

In order to facilitate the connection of the gas storage tank 9 and the gas pipeline 4 through the gas pipe 10, the gas pipe 10 is provided with the quick-release connector 25, the connecting portion of the quick-release connector 25 and the gas pipe 10 is provided with the clamp 26, so that the gas storage tank is convenient to detach, and can be quickly installed when in use, thereby facilitating the supply of gas.

In order to facilitate the discharge of gas generated during combustion in the combustion chamber 2 and ensure that high-temperature gas in the combustion chamber cannot easily flow out, an exhaust cover plate 27 is hinged to one side of the exhaust pipe 8, and an exhaust hole 28 is formed in the exhaust cover plate 27.

In order to facilitate control of the supply of air to the combustion chamber 2 and to facilitate control of the flow of bitumen from the bitumen mixing chamber 3, valves 29 are provided on the gas reservoir 9 and the discharge pipe 15.

In order to facilitate the highway maintenance personnel to monitor the asphalt temperature in the asphalt mixing chamber 3 in real time, a thermometer 30 is arranged at the top of the asphalt mixing chamber 3.

The working process of the utility model is as follows: firstly, the asphalt box heating device is transported to a highway maintenance vehicle, and is transported to the position near a highway pit damage part, and the asphalt box heating device can be unloaded from the vehicle and also can be placed on the highway maintenance vehicle; secondly, opening a sealing cover plate 16 at the top of the asphalt mixing chamber 3, adding unheated asphalt into the asphalt mixing chamber 3, connecting a gas storage tank 9 and a gas pipeline 4 together through a gas transmission pipe 10 and a quick-release joint 25, opening an ignition cover plate 7 hinged on the combustion chamber 2, closing exhaust cover plates 27 at two sides, opening a valve 29 on the gas storage tank 9, igniting combustible gas sprayed by a combustion nozzle 6 through an igniter, and continuously heating a heating partition plate 14 at the top of the combustion chamber 2, so that the asphalt in the asphalt mixing chamber 3 is continuously heated, the gas pipelines 4 are uniformly distributed at the bottom of the heating partition plate 14, are uniformly heated, have high heating efficiency, and can heat the asphalt in the asphalt mixing chamber 3 to 100-150 ℃ within 15-20 minutes; thirdly, the motor 11 is turned on, the rotating rod 12 rotates under the driving of the motor 11 and drives the stirring rod 13 to rotate, the stirring rods 13 which are symmetrically arranged can fully stir the continuously heated asphalt, so that the asphalt is heated more uniformly, the heating efficiency is improved, meanwhile, in the asphalt heating process, the smoke generated by the asphalt is discharged through a chimney 17 at the top of the asphalt stirring chamber 3 and enters a smoke filtering device, the smoke generated in the asphalt heating process is filtered through the cotton layer 20 and the stainless steel wire mesh layer 21, and the substance is adsorbed through the activated carbon layer 22 at the top, so that the harmful substances generated in the asphalt heating process are effectively reduced by filtering and adsorbing, the pollution to the environment is reduced, and the harm to the bodies of workers is avoided; and finally, the highway maintenance personnel observe the temperature of the asphalt in real time through a thermometer, when the asphalt reaches a preset temperature, close the valve 29 on the gas storage tank 9, stop heating, open the valve 29 on the discharge pipe 15, convey the fully heated asphalt into the stirrer, close the valve 29 on the discharge pipe 15 after the asphalt is used sufficiently, fully stir the asphalt and the granular gravel through the stirrer, finally dump the uniformly stirred materials into the pit slot disease and pest places, and flatten the materials through a small-sized road roller.

The above description is only a preferred example of the present invention, and the technical solution of the present invention is not known before, it should be noted that for those skilled in the art, under the technical teaching provided by the present invention, other equivalent variations and modifications can be made as common general knowledge in the field, and the protection scope of the present invention should also be considered.

Claims

1. The utility model provides an environmental protection asphalt box heating device, includes asphalt box body (1), its characterized in that: the asphalt box comprises an asphalt box body (1) which is divided into a combustion chamber (2) and an asphalt mixing chamber (3), wherein a gas pipeline (4) is arranged in the combustion chamber (2) and is fixedly connected with the bottom of the combustion chamber (2) through a support (5), a combustion nozzle (6) is arranged on the gas pipeline (4), an ignition cover plate (7) is hinged to one side of the combustion chamber (2), exhaust pipes (8) are arranged on two sides of the combustion chamber (2), a gas storage tank (9) is arranged on one side of the asphalt box body (1), the gas storage tank (9) is connected with the gas pipeline (4) through a gas pipe (10), motors (11) are arranged on two sides of the asphalt box body (1), rotary rods (12) are fixedly connected to the motors (11), stirring rods (13) are fixedly connected to the end parts of the rotary rods (12) and are arranged in the asphalt mixing chamber (3) in an extending manner, be equipped with between combustion chamber (2) and pitch teeter chamber (3) and heat baffle (14), the bottom of pitch teeter chamber (3) is equipped with discharging pipe (15), the top of pitch teeter chamber (3) articulates there is sealed apron (16), the top of sealed apron (16) is equipped with chimney (17), the top of sealed apron (16) is equipped with flue gas filter equipment, the bottom of pitch case body (1) is equipped with universal wheel (18).

2. The environment-friendly asphalt tank heating device as claimed in claim 1, wherein: flue gas filter equipment is including filtering storehouse (19), cotton layer (20), stainless steel wire stratum reticulare (21) and activated carbon layer (22) set gradually in filtering storehouse (19) from bottom to top, the top of filtering storehouse (19) is equipped with exhaust port (23).

3. The environment-friendly asphalt tank heating device as claimed in claim 2, wherein: the end of the rotating rod (12) is fixedly provided with at least 4 stirring rods (13).

4. The environment-friendly asphalt tank heating device as claimed in claim 3, wherein: the heating partition plate (14) is obliquely arranged, and the inclination angle of the heating partition plate is 15-35 degrees compared with the bottom of the combustion chamber (2).

5. The environment-friendly asphalt tank heating device as claimed in claim 4, wherein: and a connecting part of the sealing cover plate (16) and the asphalt stirring chamber (3) is provided with sealing rubber (24).

6. The environment-friendly asphalt tank heating device as claimed in claim 5, wherein: be equipped with quick detach joint (25) on gas-supply pipe (10), the connecting portion of quick detach joint (25) and gas-supply pipe (10) is equipped with clamp (26).

7. The environment-friendly asphalt tank heating device as claimed in claim 6, wherein: one side of the exhaust pipe (8) is hinged with an exhaust cover plate (27), and an exhaust hole (28) is formed in the exhaust cover plate (27).

8. The environment-friendly asphalt tank heating device as claimed in claim 7, wherein: valves (29) are arranged on the gas storage tank (9) and the discharge pipe (15).

9. The environment-friendly asphalt tank heating device as claimed in claim 8, wherein: a thermometer (30) is arranged at the top of the asphalt stirring chamber (3).