Asphalt heating and melting device

Abstract

The utility model discloses an asphalt heating and melting device, comprising: a melting chamber, a feeding port arranged on the top wall of the melting chamber, a cover plate for opening and closing the feeding port, a cover plate opening and closing driving mechanism for driving the cover plate to open and close, a heat transfer oil input pipe and a heat transfer oil output pipe externally connected to the side wall of the melting chamber, a heat exchange pipe arranged inside the melting chamber and connecting the heat transfer oil input pipe and the heat transfer oil output pipe, a stirring device arranged inside the melting chamber, a smoke exhaust pipe externally connected to the top of the side wall of the melting chamber, a liquid asphalt output pipe externally connected to the bottom of the side wall of the melting chamber, a liquid asphalt output valve and an asphalt pump arranged on the liquid asphalt output pipe, and a crane device mounted directly above the melting chamber. The asphalt heating and melting device of the utility model can heat solid asphalt or semi-solid asphalt, and quickly heat and melt the solid asphalt or semi-solid asphalt into liquid asphalt; it can improve the production efficiency of asphalt heating and melting, and thus improve production capacity.

Description

Technical Field

[0001] The utility model relates to an asphalt heating and melting device. Background Art

[0002] At present, most domestic asphalt waterproofing material manufacturers use solid asphalt and semi-solid asphalt as raw materials; and in the production process, solid asphalt and semi-solid asphalt need to be heated and melted into liquid asphalt. However, solid asphalt is currently limited by production conditions during the heating and melting process, and needs to be manually crushed and then manually added to the container for melting. This has low production efficiency and low production capacity. Therefore, it is necessary to design a device that can quickly heat and melt solid asphalt and semi-solid asphalt. Summary of the invention

[0003] In order to solve the defects of the prior art, the utility model provides an asphalt heating and melting device, comprising: a horizontal melting bin extending in the left-right direction, the melting bin being divided into a left half bin and a right half bin by a partition located in the middle of the inner cavity thereof, a feeding port respectively arranged on the top wall of the left half bin and the right half bin, a cover plate respectively arranged on each feeding port, a cover plate opening and closing driving mechanism respectively arranged on each cover plate for driving the cover plate to open and close, a heat transfer oil input pipe respectively connected to the top of the side wall of the left half bin and the right half bin, and a heat transfer oil input pipe respectively connected to the top of the side wall of the left half bin and the right half bin. There are heat transfer oil output pipes connected to the left and right half bins, heat exchange pipes connecting the corresponding heat transfer oil input pipes and heat transfer oil output pipes inside the left and right half bins respectively, stirring devices inside the left and right half bins respectively, smoke exhaust pipes connected to the tops of the left and right half bin side walls respectively, liquid asphalt output pipes connected to the bottoms of the left and right half bin side walls respectively, liquid asphalt output pipes respectively arranged on each liquid asphalt output pipe, and a crane device erected just above the melting bin and used to transport ton bags of asphalt.

[0004] Preferably, it also includes: a bag breaker respectively configured at each feeding port.

[0005] Preferably, it also includes: a heat transfer oil input valve respectively arranged on each heat transfer oil input pipe, and a heat transfer oil output valve respectively arranged on each heat transfer oil output pipe.

[0006] Preferably, it also includes: a smoke exhaust valve respectively arranged on each smoke exhaust pipe.

[0007] Preferably, it also includes: a connecting pipe provided at the bottom of the side wall of the melting bin and connecting the left half bin and the right half bin.

[0008] Preferably, a connecting valve is provided on the connecting pipe.

[0009] Preferably, the heat exchange tubes inside the left half bin are arranged along the side walls and bottom walls of the left half bin; the heat exchange tubes inside the right half bin are arranged along the side walls and bottom walls of the right half bin.

[0010] Preferably, the heat exchange tube is a seamless tube.

[0011] Preferably, the stirring device includes: a stirring motor arranged on the top wall of the melting bin (left half bin, right half bin), and a stirring mechanism arranged inside the melting bin (left half bin, right half bin) and driven by the stirring motor.

[0012] Preferably, the overhead hoist device includes: a guide rail extending in the left-right direction and spanning the left half warehouse and the right half warehouse, and an electric hoist traveling along the guide rail.

[0013] The advantages and beneficial effects of the utility model are: providing an asphalt heating and melting device, which can heat solid asphalt or semi-solid asphalt, and quickly heat and melt the solid asphalt or semi-solid asphalt into liquid asphalt; it can improve the production efficiency of asphalt heating and melting, and thus increase production capacity. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view schematic diagram of the utility model;

[0015] Figure 2 It is a top view schematic diagram of the utility model. DETAILED DESCRIPTION

[0016] The following is a further description of the specific implementation of the present invention in conjunction with the accompanying drawings and embodiments. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0017] The specific technical solutions implemented in this utility model are as follows:

[0018] like Figure 1 and Figure 2 As shown, an asphalt heating and melting device comprises: a horizontal melting chamber 1 extending in the left-right direction, the melting chamber 1 being divided into a left half chamber 11 and a right half chamber 12 by a partition located in the middle of the inner cavity thereof, feeding ports 21 respectively arranged on the top walls of the left half chamber 11 and the right half chamber 12, a cover plate 22 respectively arranged at each feeding port 21, a cover plate opening and closing driving mechanism 23 respectively arranged at each cover plate 22 for driving the cover plate 22 to open and close, and a bag breaker ( Figure 1 and Figure 2The bag breaker is not shown in the figure), the heat transfer oil input pipe 31 is respectively connected to the top of the side wall of the left half warehouse 11 and the right half warehouse 12, the heat transfer oil input valve is respectively arranged on each heat transfer oil input pipe 31, the heat transfer oil output pipe 32 is respectively connected to the top of the side wall of the left half warehouse 11 and the right half warehouse 12, the heat transfer oil output valve is respectively arranged on each heat transfer oil output pipe 32, the heat exchange pipes connected to the corresponding heat transfer oil input pipe 31 and the heat transfer oil output pipe 32 are respectively arranged inside the left half warehouse 11 and the right half warehouse 12, and the stirring pipes are respectively arranged inside the left half warehouse 11 and the right half warehouse 12. Device, smoke exhaust pipes 4 externally connected to the top of the side walls of the left half bin 11 and the right half bin 12, smoke exhaust valves respectively arranged on each smoke exhaust pipe 4, liquid asphalt output pipes 5 externally connected to the bottom of the side walls of the left half bin 11 and the right half bin 12, liquid asphalt output valves and asphalt pumps respectively arranged on each liquid asphalt output pipe 5, a connecting pipe 6 arranged at the bottom of the side wall of the melting bin 1 and connecting the left half bin 11 and the right half bin 12, a connecting valve arranged on the connecting pipe 6, and an overhead crane device 7 erected directly above the melting bin 1 and used to transport ton bags of asphalt;

[0019] The heat exchange tubes are seamless tubes; the heat exchange tubes inside the left half bin 11 are arranged on the side wall and bottom wall of the left half bin 11; the heat exchange tubes inside the right half bin 12 are arranged on the side wall and bottom wall of the right half bin 12;

[0020] The stirring device comprises: a stirring motor 8 provided on the top wall of the melting bin 1 (left half bin 11, right half bin 12), and a stirring mechanism provided inside the melting bin 1 (left half bin 11, right half bin 12) and driven by the stirring motor 8;

[0021] The overhead hoist device 7 includes: a guide rail 71 extending in the left-right direction and spanning the left half warehouse 11 and the right half warehouse 12 , and an electric hoist 72 moving along the guide rail 71 .

[0022] The working principle of the asphalt heating and melting device of the utility model includes:

[0023] The cover plate opening and closing driving mechanism 23 drives the cover plate 22 to open, so that the feeding port 21 on the top wall of the melting chamber 1 (left half chamber 11, right half chamber 12) is opened; the overhead hoisting device 7 (electric hoist 72) transports the asphalt ton bag (the ton bag contains solid asphalt or semi-solid asphalt) to the top of the feeding port 21, and then slowly drops the ton bag to the bag breaker, and after the bag breaker pierces the ton bag, the asphalt in the ton bag falls into the melting chamber 1 (left half chamber 11, right half chamber 12); then the overhead hoisting device 7 (electric hoist 72) removes the ton bag from the feeding port 21, and the cover plate opening and closing driving mechanism 23 drives the cover plate 22 to close;

[0024] The heat transfer oil input valve and the heat transfer oil output valve are opened, and the heat transfer oil supplied by the external device is input into the heat exchange pipe in the melting chamber 1 (left half chamber 11 and right half chamber 12) through the heat transfer oil input pipe 31, and then the heat transfer oil is output through the heat transfer oil output pipe 32; the heat transfer oil in the heat exchange pipe heats the asphalt in the melting chamber 1 (left half chamber 11 and right half chamber 12), so that the asphalt is heated and melted;

[0025] Open the flue gas discharge valve of the melting chamber 1 (left half chamber 11, right half chamber 12), and the flue gas generated when the asphalt is heated is discharged through the flue gas discharge pipe 4. The flue gas can be input into an external flue gas treatment device through the flue gas discharge pipe 4 for further treatment;

[0026] When the asphalt inside the melting bin 1 (left half bin 11, right half bin 12) is heated to a certain temperature, the stirring motor 8 is started to drive the stirring mechanism inside the melting bin 1 (left half bin 11, right half bin 12) to stir the asphalt inside the melting bin 1 (left half bin 11, right half bin 12);

[0027] When both the left and right half bins 11 and 12 have asphalt that needs to be heated and melted, the connecting valve can be opened to connect the left and right half bins 11 and 12 through the connecting pipe 6;

[0028] When the asphalt inside the melting bin 1 (left half bin 11, right half bin 12) is fully melted, the liquid asphalt output valve is opened, and the asphalt pump is started. The liquid asphalt that is fully melted inside the melting bin 1 (left half bin 11, right half bin 12) is pumped to the external equipment through the liquid asphalt output pipe 5 to realize the liquid asphalt supply.

[0029] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An asphalt heating and melting device, characterized in that: include: A horizontal melting bin extending in the left-right direction, the melting bin is divided into a left half bin and a right half bin by a partition located in the middle of its inner cavity, feeding ports are respectively arranged on the top walls of the left half bin and the right half bin, each feeding port is respectively provided with a cover plate, each cover plate is respectively provided with a cover plate opening and closing driving mechanism for driving the cover plate to open and close, a heat transfer oil inlet pipe connected to the side walls of the left half bin and the right half bin respectively, a heat transfer oil outlet pipe connected to the side walls of the left half bin and the right half bin respectively, a heat exchange pipe connected to the corresponding heat transfer oil inlet pipe and the heat transfer oil outlet pipe inside the left half bin and the right half bin respectively, a stirring device is respectively arranged inside the left half bin and the right half bin, a smoke exhaust pipe connected to the top of the side walls of the left half bin and the right half bin respectively, a liquid asphalt outlet pipe connected to the bottom of the side walls of the left half bin and the right half bin respectively, a liquid asphalt outlet valve and an asphalt pump are respectively arranged on each liquid asphalt outlet pipe, and a crane device is erected just above the melting bin.

2. The asphalt heating and melting device according to claim 1, characterized in that: Also includes: A bag breaker is provided at each feeding port.

3. The asphalt heating and melting device according to claim 1, characterized in that: Also includes: A heat transfer oil input valve is respectively arranged on each heat transfer oil input pipe, and a heat transfer oil output valve is respectively arranged on each heat transfer oil output pipe.

4. The asphalt heating and melting device according to claim 1, characterized in that: Also includes: A flue gas discharge valve is respectively arranged on each flue gas discharge pipe.

5. The asphalt heating and melting device according to claim 1, characterized in that: Also includes: A connecting pipe is arranged at the bottom of the side wall of the melting chamber and connects the left half chamber with the right half chamber.

6. The asphalt heating and melting device according to claim 5, characterized in that: The communicating pipe is provided with a communicating valve.

7. The asphalt heating and melting device according to claim 1, characterized in that: The heat exchange tubes inside the left half bin are arranged along the side wall and the bottom wall of the left half bin; the heat exchange tubes inside the right half bin are arranged along the side wall and the bottom wall of the right half bin.

8. The asphalt heating and melting device according to claim 1, characterized in that: The heat exchange tube is a seamless tube.

9. The asphalt heating and melting device according to claim 1, characterized in that: The stirring device comprises: a stirring motor arranged on the top wall of the melting bin, and a stirring mechanism arranged inside the melting bin and driven by the stirring motor.

10. The asphalt heating and melting device according to claim 1, characterized in that: The overhead hoist device comprises: a guide rail extending in the left-right direction and spanning the left half warehouse and the right half warehouse, and an electric hoist moving along the guide rail.

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