CN219137305U

CN219137305U - Asphalt mixture heating box

Info

Publication number: CN219137305U
Application number: CN202222963017.XU
Authority: CN
Inventors: 邹学军; 吴尚桂
Original assignee: Zhongshan Anchang Machinery Technology Co ltd
Current assignee: Zhongshan Anchang Machinery Technology Co ltd
Priority date: 2022-11-05
Filing date: 2022-11-05
Publication date: 2023-06-06
Anticipated expiration: 2032-11-05

Abstract

The utility model discloses an asphalt mixture heating box, which is characterized by comprising a bin capable of being arranged on a self-unloading truck, wherein the bottom surface of the bin is provided with a plurality of electric heating pipes for heating asphalt mixture in the bin, the bin is provided with a combustion chamber for heating the asphalt mixture, the combustion chamber is communicated with the inner cavity of the bin, the outside of the combustion chamber is provided with a burner, and the combustion head of the burner is led into the combustion chamber. The heat generated by the combustion chamber of the utility model can be transmitted to the upper part of the asphalt in the storage bin, and the bottom of the asphalt is heated by the plurality of electric heating pipes arranged at the bottom of the storage bin, so that the inside and outside of the asphalt are heated simultaneously, the asphalt is not easy to burn, the heating speed is high, the energy conservation and consumption reduction are obvious, and the weight is lighter.

Description

Asphalt mixture heating box

Technical Field

The utility model relates to an asphalt mixture heating box.

Background

The road surface repair method has the advantages that the region of China is wide, the roads are numerous, the maintenance management workload is large, and when the repair operation is carried out on the road surface, a layer of hot asphalt mixture is paved after the damaged road surface is firstly repaired, so that the reliable repair is formed.

The asphalt mixture is generally used for repairing roads through a transport vehicle to a destination, and needs to be fully heated in the process and be preserved in heat in the transport process so as to ensure repair under a thermal state, and the insulation material is generally covered by a heat preservation vehicle, but the existing asphalt mixture heating box has the defects of low heating speed, poor heating effect, overweight equipment, high energy consumption waste and the like.

The above information disclosed in the background section is only for enhancement of understanding of the background of the utility model and therefore it may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the asphalt mixture heating box with high heating efficiency, good energy conservation and light weight.

The utility model is realized by the following technical scheme:

an asphalt mixture heating box which is characterized in that: comprises a bin 1 which can be arranged on a self-unloading truck, wherein a plurality of electric heating pipes 26 for heating the asphalt mixture in the bin 1 are arranged on the bottom surface of the bin 1.

The asphalt mixture heating box is characterized in that: the asphalt mixing device is characterized in that a combustion chamber 2 for heating asphalt mixture is arranged on the storage bin 1, the combustion chamber 2 is communicated with an inner cavity of the storage bin 1, a combustor 5 is arranged outside the combustion chamber 2, and a combustion head of the combustor 5 is led into the combustion chamber 2.

The asphalt mixture heating box is characterized in that: the burner 5 is connected with a gas tank 7 through a gas tank gas pipe 6, and the burner 5 is also connected with a diesel tank 9 through a burner diesel pipe 8.

The asphalt mixture heating box is characterized in that: an openable upper cover 15 is provided on the upper part of the silo 1, and a rear cover 16 is provided on the rear side of the silo 1.

The asphalt mixture heating box is characterized in that: vibration motors 10 are respectively arranged on two opposite sides of the storage bin 1.

The asphalt mixture heating box is characterized in that: the upper end of the rear cover 16 is hinged to the bin 1 by a first hinge 21.

The asphalt mixture heating box is characterized in that two door beams 23 are arranged in the middle of the storage bin 1, guide rails 22 are respectively arranged at two opposite ends of the storage bin 1, bearings 24 capable of rolling along the guide rails 22 are arranged at two ends of the door beams 23, the upper cover 15 is provided with the same two pieces, and each upper cover 15 is symmetrically hinged to the door beams 23 through a second hinge 25.

The asphalt mixture heating box is characterized in that: the upper cover 15 and the rear cover 16 respectively comprise three layers, namely an outer layer sealing plate, a middle heat-insulating layer and an inner layer lining plate; a plurality of chimneys 17 communicated with the inner cavity of the storage bin 1 are arranged on the upper cover 15.

The asphalt mixture heating box is characterized in that: the outer layer sealing plate and the inner layer lining plate are all made of aluminum plates.

The asphalt mixture heating box is characterized in that: the outside of feed bin 1 is equipped with air compressor machine 11, is used for holding compressed air's gas holder 12, emulsified asphalt jar 13, sprays emulsified asphalt's spray tube 3 respectively, air compressor machine 11 through first gas tube 18 with gas holder 12 is connected, gas holder 12 through second gas tube 19 with emulsified asphalt jar 13 is connected, spray tube 3 with emulsified asphalt jar 13 is connected.

Compared with the prior art, the utility model has the following advantages:

1. the heat generated by the combustion chamber can be transmitted to the upper part of the asphalt in the heat preservation box, and the bottom of the asphalt is heated by the plurality of electric heating pipes arranged at the bottom of the heating box, so that the inside and the outside of the asphalt are heated simultaneously, the asphalt is not easy to burn, the heating speed is high, and the energy conservation and the consumption reduction are obvious. The utility power can be used for heating the diesel burner for site construction (DC 12V) by a user in a station yard.

2. The material bin is made of all aluminum materials for aluminum material production, and the whole weight is more than 60 percent.

3. The utility model is suitable for the loader with the smallest overall height by pulling the lower-turning upper cover.

Drawings

FIG. 1 is one of the perspective views of the present utility model;

FIG. 2 is a second perspective view of the present utility model;

FIG. 3 is one of the exploded views of the present utility model;

FIG. 4 is a second exploded view of the present utility model;

fig. 5 is a schematic view of the asphalt mixture heating box of the present utility model mounted on a dump truck.

In the figure: 1 is a storage bin; 2 is a combustion chamber; 3 is a spray pipe; 4 is a heat conduction pipe; 5 is a burner; 6 is a gas cylinder gas pipe; 7 is a gas tank; 8 is a burner diesel pipe; 9 is a diesel tank; 10 is a vibration motor; 11 is an air compressor; 12 is a gas storage tank; 13 is an emulsified asphalt tank; 14 is a burner heat conduction pipe chimney; 15 is an upper cover; 16 is a rear cover; 17 is a chimney; 18 is a first trachea; 19 is a second trachea; 20 is a through hole; 21 is a first hinge; 22 is a guide rail; 23 is a door beam; 24 is a bearing; 25 is a second hinge; 26 is an electric heating tube; 27 is a communicating pipe; and 28 is a distribution box.

Detailed Description

The technical features of the present utility model are described in further detail below with reference to the accompanying drawings so that those skilled in the art can understand the features.

The utility model provides an asphalt mixture heating cabinet, as shown in fig. 1 through 5, including can be installed the feed bin 1 on unloading truck, feed bin 1 is used for holding asphalt mixture the bottom surface of feed bin 1 is equipped with many electric heating pipes 26, external power supply, as shown in fig. 4, specifically is equipped with twelve electric heating pipes 26 for heat the asphalt bottom, be difficult for the burnt, heating rate is fast.

The bottom of the storage bin 1 is provided with three layers, and the electric heating pipes 26 are symmetrically arranged on the middle heat preservation layer. For heating the asphalt mixture in the bin 1 to a certain temperature. For example, the asphalt mixture in the storage bin 1 can be heated to more than 165 ℃ by electric heating at night in a factory, and fossil fuel carried on a vehicle is combusted in the transportation process for heating and heat preservation.

The asphalt mixture heating box is characterized in that the combustion chamber 2 for heating the asphalt mixture is arranged on the storage bin 1, the combustion chamber 2 is communicated with the inner cavity of the storage bin 1, and the heat conduction pipe 4 communicated with the combustion chamber 2 is arranged at the bottom of the inner cavity of the storage bin 1.

The heat generated by the combustion chamber 2 is used to heat the asphalt mixture in the silo 1 to a temperature above a certain level, for example above 165 degrees during transportation. The heat generated by the combustion chamber 2 can be transferred to the upper part of the asphalt mixture in the storage bin 1 and also can be transferred to the bottom of the asphalt mixture through the heat-conducting pipe 4, so that the inside and outside of the asphalt mixture are heated uniformly, the scorching is not easy to happen, the heating speed is high, and the energy conservation and the consumption reduction are obvious.

A burner 5 is arranged outside the combustion chamber 2, and a communicating pipe 27 which is communicated with the heat conducting pipe 4 is arranged at the lower part of the combustion chamber 2, as shown in fig. 3; the burner head of the burner 5 opens into the interior of the combustion chamber 2. The upper part of the combustion chamber 2 is communicated with the upper chamber of the storage bin 1, heat generated by combustion is diffused to the upper part of the asphalt mixture in the storage bin 1, and meanwhile, part of heat is diffused to the heat conducting pipe 4 through the communicating pipe 27 to heat the inside of the asphalt mixture.

Further, the burner 5 is connected with a gas tank 7 through a gas tank gas pipe 6, as shown in fig. 1, the burner 5 can also be connected with a diesel tank 9 through a burner diesel pipe 8, and one side of the diesel tank 9 is provided with a distribution box 28; the fuel of the burner 5 of the present application may be liquefied gas or diesel, with diesel being used as a backup.

As described above, the section of the heat conducting pipe 4 is triangular, the heated area is large, the tail end of the heat conducting pipe 4 is provided with the burner heat conducting pipe chimney 14, the burner heat conducting pipe chimney 14 is densely covered with meshes, the heat conducting pipe 4 is communicated with the outside through the meshes, and the hot air in the heat conducting pipe 4 is discharged through the meshes, as shown in fig. 2.

The asphalt mixture heating box is characterized in that an openable upper cover 15 is arranged at the upper part of the storage bin 1, a rear cover 16 is arranged at the side of the storage bin 1 close to the burner heat conduction pipe chimney 14, and a through hole 20 matched with the burner heat conduction pipe chimney 14 is formed in the rear cover 16, as shown in fig. 3.

The bin 1 may be loaded on a dump truck for use as shown in fig. 5. The upper end of the rear cover 16 is hinged to the silo 1 by a first hinge 21, as shown in fig. 3, and is discharged by opening the rear cover 16.

The vibration motors 10 are respectively arranged on two opposite sides of the storage bin 1 and used for vibration discharging, otherwise asphalt mixture is easy to adhere to the inner wall of the storage bin 1, discharging is not clean, cleaning is not easy, and waste is caused.

Further, two door beams 23 are arranged in the middle of the storage bin 1, each door beam 23 is respectively arranged on two upper covers 15, guide rails 22 are respectively arranged at opposite ends of the storage bin 1, bearings 24 capable of rolling along the guide rails 22 are arranged at two ends of each door beam 23, the upper covers 15 are provided with the same two pieces, each upper cover 15 is symmetrically hinged on each door beam 23 through a second hinge 25, and when asphalt mixture is to be loaded, the two upper covers 15 slide outwards along the guide rails 22 and then turn down.

The upper cover 15 of the asphalt mixture heating box is provided with a plurality of chimneys 17 communicated with the inner cavity of the storage bin 1, and hot air above the asphalt mixture in the storage bin 1 is discharged through the chimneys 17.

As mentioned above, the upper cover 15, the rear cover 16 and other coaming plates comprise three layers, which are respectively an outer layer sealing plate, a middle heat-insulating layer and an inner layer lining plate, and the middle heat-insulating layer can be made of various common heat-insulating materials such as heat-insulating cotton, as shown in fig. 3, and the heat-insulating effect is good.

Further, the outer layer sealing plates and the inner layer lining plates are all made of aluminum plates, so that the whole storage bin 1 is light by more than 60%, and a generator set is not needed for an on-site engineering vehicle storage battery power supply of the equipment.

Additionally, the outside of the storage bin 1 is respectively provided with an air compressor 11, an air storage tank 12 for containing compressed air, an emulsified asphalt tank 13 and a spray pipe 3 for spraying emulsified asphalt, the air compressor 11 is connected with the air storage tank 12 through a first air pipe 18, the air storage tank 12 is connected with the emulsified asphalt tank 13 through a second air pipe 19, the spray pipe 3 is connected with the emulsified asphalt tank 13, a valve is arranged on the spray pipe 3, the spray pipe 3 is hung on the storage bin 1 when not in use, the compressed air generated by the air compressor 11 is stored in the air storage tank 12, the compressed air of the air storage tank 12 then blows out the emulsified asphalt in the emulsified asphalt tank 13, the emulsified asphalt is sprayed on a road surface through the spray pipe 3, and the emulsified asphalt is also used for road repair, and can be particularly used for waterproofing and sealing, as shown in fig. 1 and 2.

The embodiments of the present utility model are merely described in terms of preferred embodiments of the present utility model, and are not intended to limit the scope and spirit of the present utility model, but various modifications and improvements of the technical solutions of the present utility model will be apparent to those skilled in the art without departing from the design concept of the present utility model.

Claims

1. An asphalt mixture heating box which is characterized in that: comprises a bin (1) which can be arranged on a self-unloading truck, wherein a plurality of electric heating pipes (26) for heating the asphalt mixture in the bin (1) are arranged on the bottom surface of the bin (1); the asphalt mixing device is characterized in that a combustion chamber (2) for heating asphalt mixture is arranged on the storage bin (1), the combustion chamber (2) is communicated with the inner cavity of the storage bin (1), a combustor (5) is arranged outside the combustion chamber (2), and a combustion head of the combustor (5) is led into the combustion chamber (2).

2. The asphalt mixture heating box of claim 1, wherein: the burner (5) is connected with a gas tank (7) through a gas cylinder gas pipe (6), and the burner (5) is also connected with a diesel tank (9) through a burner diesel pipe (8).

3. The asphalt mixture heating box of claim 1, wherein: an openable upper cover (15) is arranged at the upper part of the storage bin (1), and a rear cover (16) is arranged at the rear side of the storage bin (1).

4. A bituminous mixture heating tank as defined in claim 3, wherein: vibration motors (10) are respectively arranged on two opposite sides of the storage bin (1).

5. A bituminous mixture heating tank as defined in claim 3, wherein: the upper end of the rear cover (16) is hinged on the storage bin (1) through a first hinge (21).

6. A bituminous mixture heating tank as defined in claim 3, wherein: two door beams (23) are arranged in the middle of the storage bin (1), guide rails (22) are respectively arranged at two opposite ends of the storage bin (1), bearings (24) capable of rolling along the guide rails (22) are arranged at two ends of the door beams (23), the upper covers (15) are provided with the same two blocks, and each upper cover (15) is symmetrically hinged to the door beam (23) through a second hinge (25).

7. A bituminous mixture heating tank as defined in claim 3, wherein: the upper cover (15) and the rear cover (16) comprise three layers, namely an outer layer sealing plate, a middle heat-insulating layer and an inner layer lining plate; the upper cover (15) is provided with a plurality of chimneys (17) communicated with the inner cavity of the storage bin (1).

8. The asphalt mixture heating box of claim 7, wherein: the outer layer sealing plate and the inner layer lining plate are all made of aluminum plates.

9. The asphalt mixture heating box of claim 1, wherein: the air compressor is characterized in that an air compressor (11), an air storage tank (12) for containing compressed air, an emulsified asphalt tank (13) and a spray pipe (3) for spraying emulsified asphalt are arranged on the outer side of the storage bin (1) respectively, the air compressor (11) is connected with the air storage tank (12) through a first air pipe (18), the air storage tank (12) is connected with the emulsified asphalt tank (13) through a second air pipe (19), and the spray pipe (3) is connected with the emulsified asphalt tank (13).