CN216205385U - Vanadium-nitrogen alloy furnace waste heat utilization device - Google Patents

Abstract

The utility model discloses a vanadium-nitrogen alloy furnace waste heat utilization device, and relates to the technical field of furnace waste heat utilization. Vanadium nitrogen alloy stove waste heat utilization equipment, including the kiln, the kiln is provided with two kilneye, and two kilneye tops all are provided with the thermal-collecting tube that is linked together, thermal-collecting tube top fixedly connected with heat conveyer pipe, and wherein, kiln one side is provided with the water tank, and the heat conveyer pipe other end sets up inside the water tank, and water tank one side is provided with drying device, and drying device includes the heat-conducting plate. According to the utility model, through the arrangement of the drying device, the steam circulation pipe, the water tank and the like, the device can convert heat in the kiln into heat of steam, the converted heat is extremely clean and can be used for drying vanadium-nitrogen alloy, and meanwhile, through the arrangement of the filter, the device can reduce pollution caused by exhaust emission, the device can improve the energy utilization rate, reduce electric energy used by the traditional drying device and reduce resource waste.

Description

Vanadium-nitrogen alloy furnace waste heat utilization device

Technical Field

The utility model relates to the technical field of kiln waste heat utilization, in particular to a vanadium-nitrogen alloy kiln waste heat utilization device.

Background

The waste heat is energy which is not utilized in energy utilization equipment under certain economic and technical conditions, namely redundant and waste energy. The method comprises seven types of waste heat of high-temperature waste gas, waste heat of cooling medium, waste heat of waste steam and waste water, waste heat of high-temperature products and furnace slag, waste heat of chemical reaction, waste heat of combustible waste gas and waste material, and residual pressure of high-pressure fluid. According to investigation, the total waste heat resources of all industries account for 17% -67% of the total fuel consumption, the recyclable waste heat resources account for 60% of the total waste heat resources, and the recycling ways of the waste heat are many, but the main ways are three: direct utilization of waste heat, waste heat power generation and comprehensive utilization of waste heat. The waste heat is directly used for preheating air, and the waste heat is exhausted by a high-temperature flue and used for heating air entering a boiler and an industrial kiln through a high-temperature heat exchanger. Because the temperature of the air entering the hearth is increased, the combustion efficiency is improved, and the fuel is saved.

In the process of sintering, a large amount of waste heat is generated in a kiln, generally, cooling is directly performed, so that resource waste is caused, the utilization rate of energy resources can be improved by utilizing the waste heat, for example, the waste heat is utilized for converting and drying the vanadium-nitrogen alloy, the energy for electric drying is reduced, and the energy conversion rate is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vanadium-nitrogen alloy kiln waste heat utilization device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: vanadium nitrogen alloy stove waste heat utilization equipment, including the kiln, the kiln is provided with two kilneye, two kilneye tops all are provided with the thermal-collecting tube that is linked together, thermal-collecting tube top fixedly connected with heat conveyer pipe, wherein, kiln one side is provided with the water tank, the heat conveyer pipe other end sets up inside the water tank, water tank one side is provided with drying device, drying device includes the heat-conducting plate, heat-conducting plate outer wall surface is provided with the steam circulation pipe, the steam circulation pipe is linked together with the water tank is inside, kiln one side is provided with the feed plate that is used for the material loading, the kiln top still is provided with the air-blower, the air-blower is linked together with heat conveyer pipe is inside, and the wind direction is towards water tank one end.

Preferably, the tail end of the heat conveying pipe is fixedly connected with a heat exchange pipe, the two ends of the heat exchange pipe are fixedly connected with an exhaust gas pipe, the top of the exhaust gas pipe is fixedly connected with a filter, the diameter of the inner wall of the heat exchange pipe is larger than that of the heat conveying pipe, and heat conducting fins are arranged on the inner wall of the heat exchange pipe.

Preferably, the top of one end of the water tank is fixedly connected with a steam inlet pipe and a steam outlet pipe respectively, one end of the steam inlet pipe is connected with the inlet end of the steam through pipe, and the steam outlet pipe is connected with the outlet end of the steam through pipe.

Preferably, drying device one side is provided with loading attachment, and loading attachment includes the blowing board, blowing board bottom fixedly connected with bracing piece, bracing piece bottom fixedly connected with bottom slide, and wherein, blowing board width is less than the inner wall diameter of heat-conducting plate.

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

this vanadium nitrogen alloy stove waste heat utilization equipment passes through drying device, the setting of steam runner pipe and water tank etc, the device can be with the heat conversion of the heat in the kiln for the heat of steam, the heat after the conversion is very clean, can carry out dry use for vanadium nitrogen alloy, simultaneously through the setting of filter, make the device can reduce the pollution that exhaust emission caused, the device can improve energy utilization, reduce the electric energy that traditional drying device used, reduce the waste of resource.

Simultaneously, vanadium nitrogen alloy stove waste heat utilization equipment can cooperate the kiln to use, is that the header tank sets up in kiln one side, reduces energy consumption to the device's energy conversion is comparatively simple, and the manufacturing process is relatively easy, compares in the beneficial effect that it obtained, and the cost does not have obvious increase.

Drawings

FIG. 1 is a schematic left-side view of the present invention;

FIG. 2 is a cross-sectional view of the back portion of the present invention;

fig. 3 is a schematic front view of the present invention.

In the figure: 1. a kiln; 2. a feeding plate; 3. a heat collecting pipe; 4. a heat delivery pipe; 5. a blower; 6. a water tank; 7. a steam inlet pipe; 8. a vapor outlet pipe; 9. a steam circulation pipe; 10. a heat conducting plate; 11. a bottom slide plate; 12. a material placing plate; 13. an exhaust gas pipe; 14. a filter; 15. a heat exchange pipe; 16. a heat conductive fin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-3, the present invention provides a technical solution: vanadium nitrogen alloy stove waste heat utilization equipment, including the kiln 1, the kiln 1 is provided with two kilneye, the top of two kilneye is provided with the heat collecting tube 3 that is communicated, the top of the heat collecting tube 3 is fixedly connected with the heat conveying pipe 4, wherein, one side of the kiln 1 is provided with the water tank 6, the other end of the heat conveying pipe 4 is arranged in the water tank 6, the water tank 6 is clung to the wall of the kiln 1, can provide long-time heat preservation for the water tank 6, avoid the water tank 6 from attenuating too fast, one side of the water tank 6 is provided with the drying device, the drying device comprises the heat conducting plate 10, the outer wall surface of the heat conducting plate 10 is provided with the steam circulation pipe 9, the steam circulation pipe 9 is communicated with the inside of the water tank 6, one side of the kiln 1 is provided with the feed plate 2 for feeding, the top of the kiln 1 is also provided with the air blower 5, the air blower 5 is communicated with the inside of the heat conveying pipe 4, and the wind direction is towards one end of the water tank 6, the heat in the kiln 1 is transferred into the water tank 6 by the blower 5.

In order to ensure that the scheme is the best preferred scheme, it should be understood that the tail end of the heat conveying pipe 4 is fixedly connected with a heat exchange pipe 15, two ends of the heat exchange pipe 15 are fixedly connected with an exhaust gas pipe 13, and the top of the exhaust gas pipe 13 is fixedly connected with a filter 14, wherein the diameter of the inner wall of the heat exchange pipe 15 is larger than that of the heat conveying pipe 4, the inner wall of the heat exchange pipe 15 is provided with a heat conduction fin 16, and the heat in the kiln 1 is converted in the heat exchange pipe 15 and forms a better heat conduction effect through the heat conduction fin 16.

To ensure that the embodiment is the best embodiment, it should be noted that the top of one end of the water tank 6 is fixedly connected with a steam inlet pipe 7 and a steam outlet pipe 8 respectively, one end of the steam inlet pipe 7 is connected with the inlet end of a steam through pipe 9, and the steam outlet pipe 8 is connected with the outlet end of the steam through pipe 9, it should be understood that a one-way circulation valve is arranged at one end of the steam outlet pipe 8, which is located at the water tank 6, so that steam can only enter at one end of the steam inlet pipe 7 and is discharged from one end of the steam outlet pipe 8, and a heat conduction cycle is formed, and the steam inlet pipe 7 and the steam outlet pipe 8 both adopt heat preservation pipes with heat preservation effect, thereby avoiding the rapid attenuation of water temperature.

In order to ensure the smooth implementation of the embodiment, it should be understood that a feeding device is disposed on one side of the drying device, the feeding device includes a material discharging plate 12, a supporting rod is fixedly connected to the bottom of the material discharging plate 12, and a bottom sliding plate 11 is fixedly connected to the bottom of the supporting rod, wherein the width of the material discharging plate 12 is smaller than the diameter of the inner wall of the heat conducting plate 10, and the vanadium-nitrogen alloy raw material is placed on the material discharging plate 12 and pushed into the heat conducting plate 10 for drying treatment.

Therefore, when the device is used, firstly, heat is transmitted into the heat exchange tube 15 through the air blower 5, the heat exchange tube 15 is soaked in water, heat is dissipated out through the heat conduction fins 16 to boil the water, smoke is filtered through the waste gas tubes 13 and the filters 14 on the two sides and then is discharged, air pollution is reduced, steam is generated after the water is boiled and enters the steam flow through tube 9 through the steam inlet tube 7, the steam flow through tube 9 is circular to gather the heat and conduct the heat through the heat conduction plate 10, at the moment, the vanadium-nitrogen alloy raw material is placed into the discharging device to be dried and heated, and the heat in the kiln furnace 1 is converted and utilized.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. Vanadium nitrogen alloy stove waste heat utilization equipment, including kiln (1), its characterized in that: kiln (1) is provided with two kilneye, two kilneye tops all are provided with thermal-collecting tube (3) that are linked together, thermal-collecting tube (3) top fixedly connected with heat conveyer pipe (4), wherein, kiln (1) one side is provided with water tank (6), the heat conveyer pipe (4) other end sets up inside water tank (6), water tank (6) one side is provided with drying device, drying device includes heat-conducting plate (10), heat-conducting plate (10) outer wall surface is provided with steam runner pipe (9), steam runner pipe (9) are linked together with water tank (6) inside, kiln (1) one side is provided with feed plate (2) that are used for the material loading, kiln (1) top still is provided with air-blower (5), air-blower (5) are linked together with heat conveyer pipe (4) inside, and wind direction is towards water tank (6) one end.

2. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 1, characterized in that: the heat exchanger is characterized in that a heat exchange tube (15) is fixedly connected to the tail end of the heat conveying tube (4), waste gas tubes (13) are fixedly connected to the two ends of the heat exchange tube (15), a filter (14) is fixedly connected to the tops of the waste gas tubes (13), the diameter of the inner wall of the heat exchange tube (15) is larger than that of the heat conveying tube (4), and heat conducting fins (16) are arranged on the inner wall of the heat exchange tube (15).

3. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 1, characterized in that: the top of one end of the water tank (6) is fixedly connected with a steam inlet pipe (7) and a steam outlet pipe (8) respectively, one end of the steam inlet pipe (7) is connected with the inlet end of a steam circulation pipe (9), and the steam outlet pipe (8) is connected with the outlet end of the steam circulation pipe (9).

4. The vanadium-nitrogen alloy kiln waste heat utilization device according to claim 1, characterized in that: drying device one side is provided with loading attachment, and loading attachment includes blowing board (12), blowing board (12) bottom fixedly connected with bracing piece, bracing piece bottom fixedly connected with bottom slide (11), and wherein, the width of blowing board (12) is less than the inner wall diameter of heat-conducting plate (10).

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