CN212864674U

CN212864674U - Closed asphalt heating device

Info

Publication number: CN212864674U
Application number: CN201922358514.5U
Authority: CN
Inventors: 赵曼; 许慧华
Original assignee: Hengshui Weiyu Waterproof Engineering Technology Co ltd
Current assignee: Hengshui Weiyu Waterproof Engineering Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2021-04-02
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a closed pitch heating device, including firing burning furnace, the dog-house has been seted up on the surface of firing burning furnace, the last fixed surface who fires burning furnace installs the heating outer container, the inside fixed mounting who heats the outer container has the heating cabinet, the inside fixed mounting of heating cabinet has vortex hot film heat exchanger, the both ends of vortex hot film heat exchanger are connected with the heated tube, the middle part fixed mounting who receives the heated tube has a circulating pump, one side fixed surface of heating cabinet installs the contact tube, the opposite side fixed surface of heating cabinet is connected with the circulating pipe, the other end fixedly connected with pre-heater of circulating pipe, the last fixed surface who heats the outer container installs the preheating cabinet. A closed pitch heating device, can make the more abundant of burning, improve the utilization ratio of fuel to can make full use of exhaust heat preheat, thereby increase the make full use of energy.

Description

Closed asphalt heating device

Technical Field

The utility model relates to a heating device field, in particular to closed pitch heating device.

Background

The asphalt heating device is a pipeline closed type heating device, which comprises a combustion furnace, a combustion network and the like, has very high heating power and very high flow rate of a pump, can heat the heat-conducting oil to about 345 ℃ even if the operating pressure ratio is lower, takes heavy oil, light oil, coal and the like as fuels, conducts the heat of the heat-conducting oil, forces the heat to circulate by an oil pump, returns to continue reheating after transferring the heat to equipment needing to be heated, and the circularly reciprocating electric heating equipment has better heating effect and lower power consumption and is widely applied to various fields; however, in the use of the heating device used at the present stage, a large part of heat is taken away through the exhaust port, so that the energy utilization is not high, the fuel is not sufficiently combusted, and carbon monoxide is generated to hurt workers.

Disclosure of Invention

The main object of the utility model is to provide a closed pitch heating device can effectively solve the problem that fuel burning is insufficient and energy can not make full use of among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a closed asphalt heating device comprises a combustion furnace, wherein a feed inlet is formed in the surface of the combustion furnace, a heating outer box is fixedly mounted on the upper surface of the combustion furnace, a heating box is fixedly mounted inside the heating outer box, a vortex hot film heat exchanger is fixedly mounted inside the heating box, heated tubes are connected to two ends of the vortex hot film heat exchanger, a first circulating pump is fixedly mounted in the middle of each heated tube, a guide pipe is fixedly mounted on the surface of one side of the heating box, a circulating pipe is fixedly connected to the surface of the other side of the heating box, a preheater is fixedly connected to the other end of the circulating pipe, a preheating box is fixedly mounted on the upper surface of the heating outer box and located inside the preheating box, a return pipe is fixedly connected to the other end of the preheater, a second circulating pump is fixedly mounted on the lower surface of the circulating pipe, and a control box is fixedly mounted, the rear surface of the combustion furnace is fixedly provided with an air blower, and the middle part of the upper surface of the preheating box is provided with an air outlet.

Preferably, four groups of movable wheels are arranged on the lower surface of the combustion furnace close to the edge, a combustion net is fixedly mounted inside the combustion furnace, a slag discharge door is movably mounted in the middle of the lower surface of the combustion furnace, and a door bolt is fixedly mounted on one side of the lower surface of the combustion furnace, which is located on the slag discharge door.

Preferably, the middle part of the preheater is provided with a heat absorption pipe, both ends of the heat absorption pipe are fixedly provided with collecting pipes, and the preheater is respectively connected with one end of the circulating pipe and one end of the return pipe through the collecting pipes.

Preferably, the fixed surface of control box installs the display screen, the below fixed mounting that the surface of control box is located the display screen has the thermometer, the below fixed mounting that the surface of control box is located the thermometer has control button.

Preferably, the slag discharging door is movably connected with the combustion furnace through a hinge, and the outer side surface of the slag discharging door is provided with a socket.

Preferably, one side of the blower is provided with a motor, and the lower surface of the blower is provided with a mounting bracket.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through the preheating cabinet that sets up, the preheating cabinet can be collected firing the waste heat high-temperature gas after burning furnace internal heating, can be used for the backward flow to preheat at the inside low temperature pitch circulating liquid of pre-heater, just so can obtain an initial temperature, absorptive heat will reduce when getting into the heating cabinet, thereby play energy-efficient effect, through the air-blower that sets up, the setting of air-blower can increase the inside circulation of gas of burning furnace, make oxygen combustion more abundant, thereby make the heat that releases just more abundant, and prevented that the burning is insufficient and led to the production of carbon monoxide and brought harm.

Drawings

FIG. 1 is a cross-sectional view of an enclosed asphalt heating apparatus according to the present invention;

FIG. 2 is a view showing the overall structure of an enclosed asphalt heating apparatus according to the present invention;

FIG. 3 is a bottom view of a combustion furnace of the enclosed asphalt heating apparatus of the present invention;

fig. 4 is an enlarged view of a control box of the closed asphalt heating device of the present invention.

In the figure: 1. a combustion furnace; 101. a combustion net; 102. a moving wheel; 103. a slag discharge door; 104. a door bolt; 2. a feeding port; 3. a heated tube; 4. a first circulating pump; 5. a vortex hot film heat exchanger; 6. a heating box; 7. a delivery pipe; 8. a return pipe; 9. a preheating box; 10. a preheater; 1001. a heat absorbing tube; 1002. a header pipe; 11. a circulation pipe; 12. heating the outer box; 13. a second circulating pump; 14. a control box; 1401. a display screen; 1402. a thermometer; 1403. a control button; 15. a blower; 16. and (7) an exhaust port.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a closed asphalt heating device comprises a combustion furnace 1, a feeding port 2 is disposed on the surface of the combustion furnace 1, a heating outer box 12 is fixedly mounted on the upper surface of the combustion furnace 1, a heating box 6 is fixedly mounted inside the heating outer box 12, a vortex hot film heat exchanger 5 is fixedly mounted inside the heating box 6, heated tubes 3 are connected to two ends of the vortex hot film heat exchanger 5, a first circulating pump 4 is fixedly mounted in the middle of the heated tubes 3, a delivery tube 7 is fixedly mounted on the surface of one side of the heating box 6, a circulating tube 11 is fixedly connected to the surface of the other side of the heating box 6, a preheater 10 is fixedly connected to the other end of the circulating tube 11, a preheating box 9 is fixedly mounted on the upper surface of the heating outer box 12, the preheater 10 is located inside the preheating box 9, and a return tube 8 is fixedly connected to the other end of the preheater, a second circulating pump 13 is fixedly installed on the lower surface of the circulating pipe 11, a control box 14 is fixedly installed on the front surface of the heating outer box 12, an air blower 15 is fixedly installed on the rear surface of the combustion furnace 1, and an exhaust port 16 is formed in the middle of the upper surface of the preheating box 9; four groups of moving wheels 102 are arranged on the lower surface of the combustion furnace 1 close to the edge, a combustion net 101 is fixedly arranged in the combustion furnace 1, a slag discharge door 103 is movably arranged in the middle of the lower surface of the combustion furnace 1, and a door bolt 104 is fixedly arranged on one side of the slag discharge door 103 on the lower surface of the combustion furnace 1; a heat absorption pipe 1001 is arranged in the middle of the preheater 10, collecting pipes 1002 are fixedly mounted at two ends of the heat absorption pipe 1001, and the preheater 10 is respectively connected with one end of the circulating pipe 11 and one end of the return pipe 8 through the collecting pipes 1002; a display screen 1401 is fixedly installed on the surface of the control box 14, a temperature gauge 1402 is fixedly installed on the surface of the control box 14 below the display screen 1401, and a control button 1403 is fixedly installed on the surface of the control box 14 below the temperature gauge 1402; the slag discharging door 103 is movably connected with the combustion furnace 1 through a hinge, and the outer side surface of the slag discharging door 103 is provided with a socket; one side of the blower 15 is provided with a motor, and the lower surface of the blower 15 is provided with a mounting bracket.

It should be noted that, the utility model relates to a closed asphalt heating device, when using, firstly, the control box 14 is powered on, so that the operation of the first circulating pump 4 and the second circulating pump 13 is controlled by the combination of the control button 1403 on the upper surface thereof and the display screen 1401, thereby the fluid circulation inside the vortex heat film heat exchanger 5 and the heating box 6 can be respectively driven, then the material is fed into the material feeding port 2 on the combustion furnace 1, so that the combustion is carried out on the upper surface of the combustion net 101, the oxygen is circulated by the blast of the blower 15, so that the fuel is fully combusted, the heated pipe 3 is heated during the combustion, the heat circulation is transferred to the vortex heat film heat exchanger 5 by the internal fluid, then the heat is transferred to the asphalt liquid inside the heating box 6, the asphalt liquid is heated, the heat is led out through the leading-out pipe 7 and supplied to the heating device for use, and then the cooled liquid flows back to the return pipe 8 through the pipeline and enters the collecting pipe, and then the residual hot air is dispersed by the heat absorption pipe 1001, the residual hot air heated at the lower end is concentrated in the preheating box 9, the liquid in the preheating box is preheated by the heat absorption pipe 1001 on the preheater 10, a small amount of residual heat is discharged through the exhaust port 16, and the preheated liquid flows back to the heating box 6 through the circulating pipe 11, so that a closed type circulating heating can be formed, the device can be used for more fully heating, and the energy utilization rate is high.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A closed asphalt heating device is characterized in that: the device comprises a combustion furnace (1), a feed inlet (2) is formed in the surface of the combustion furnace (1), a heating outer box (12) is fixedly mounted on the upper surface of the combustion furnace (1), a heating box (6) is fixedly mounted inside the heating outer box (12), a vortex hot film heat exchanger (5) is fixedly mounted inside the heating box (6), heated pipes (3) are connected to two ends of the vortex hot film heat exchanger (5), a first circulating pump (4) is fixedly mounted in the middle of each heated pipe (3), a delivery pipe (7) is fixedly mounted on the surface of one side of the heating box (6), a circulating pipe (11) is fixedly connected to the surface of the other side of the heating box (6), a preheater (10) is fixedly connected to the other end of the circulating pipe (11), a preheating box (9) is fixedly mounted on the upper surface of the heating outer box (12), and the preheater (10) is located inside the preheating box (9), the other end of the preheater (10) is fixedly connected with a return pipe (8), a second circulating pump (13) is fixedly mounted on the lower surface of the circulating pipe (11), a control box (14) is fixedly mounted on the front surface of the heating outer box (12), an air blower (15) is fixedly mounted on the rear surface of the combustion furnace (1), and an exhaust port (16) is formed in the middle of the upper surface of the preheating box (9).

2. The enclosed asphalt heating apparatus according to claim 1, wherein: four groups of moving wheels (102) are arranged on the lower surface of the combustion furnace (1) close to the edge, a combustion net (101) is fixedly mounted inside the combustion furnace (1), a slag discharge door (103) is movably mounted in the middle of the lower surface of the combustion furnace (1), and a door bolt (104) is fixedly mounted on one side, located on the slag discharge door (103), of the lower surface of the combustion furnace (1).

3. The enclosed asphalt heating apparatus according to claim 1, wherein: the middle part of preheater (10) is equipped with heat-absorbing pipe (1001), the equal fixed mounting in both ends of heat-absorbing pipe (1001) has pressure manifold (1002), and preheater (10) pass through pressure manifold (1002) respectively with circulating pipe (11) with the one end of back flow (8) is connected.

4. The enclosed asphalt heating apparatus according to claim 1, wherein: the surface fixed mounting of control box (14) has display screen (1401), the surface of control box (14) is located the below fixed mounting of display screen (1401) has thermometer (1402), the surface of control box (14) is located the below fixed mounting of thermometer (1402) has control button (1403).

5. The enclosed asphalt heating apparatus according to claim 2, wherein: the slag discharging door (103) is movably connected with the combustion furnace (1) through a hinge, and a socket is arranged on the outer side surface of the slag discharging door (103).

6. The enclosed asphalt heating apparatus according to claim 1, wherein: and a motor is arranged on one side of the air blower (15), and a mounting bracket is arranged on the lower surface of the air blower (15).