CN210802081U

CN210802081U - Vanadium nitrogen alloy kiln waste heat utilization equipment

Info

Publication number: CN210802081U
Application number: CN201921688441.XU
Authority: CN
Inventors: 刘京
Original assignee: Chongyang Jiufu Technology Co Ltd
Current assignee: Chongyang Jiufu Technology Co Ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-19
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a vanadium nitrogen alloy furnace kiln waste heat utilization device, which relates to the technical field of vanadium nitrogen alloy production equipment and specifically comprises a furnace kiln body, wherein one side of the furnace kiln body is provided with a supporting plate, the upper surface of the supporting plate is fixedly connected with a heightening block, and the upper surface of the heightening block is provided with a fan, when in use, the fan pumps flue gas with waste heat in the furnace kiln body into a dust removal box through an exhaust pipe and a gas pipe I, and the flue gas is filtered and dedusted by a filter screen and then is introduced into a spiral heat exchange pipe through a gas pipe II, thereby avoiding dust pollution, exchanging heat between hot gas introduced into the spiral heat exchange pipe and water in a water tank, heating the water, and the heated water can be used for bathing, heat preservation and the like, thereby avoiding waste of waste heat in the flue gas, improving the utilization rate of energy, and introducing the flue gas after heat exchange into a deodorization box through a gas pipe, the active carbon in the odor removing box is used for adsorbing, purifying and removing odor and then is discharged by the air outlet pipe, so that the odor is prevented from polluting the environment.

Description

Vanadium nitrogen alloy kiln waste heat utilization equipment

Technical Field

The utility model relates to a vanadium nitrogen alloy production facility technical field specifically is a vanadium nitrogen alloy stove waste heat utilization equipment.

Background

The vanadium-nitrogen alloy is a novel alloy additive, and can replace ferrovanadium to be used for producing microalloyed steel. The vanadium nitride added into the steel can improve the comprehensive mechanical properties of the steel, such as strength, toughness, ductility, thermal fatigue resistance and the like, and enables the steel to have good weldability. Under the condition of achieving the same strength, the vanadium nitride is added, so that the adding amount of vanadium is saved by 30-40%, and the cost is further reduced. Vanadium nitride has two crystal structures: firstly, V3N, hexagonal crystal structure, extremely high hardness and immeasurable melting point; second, VN, face centered cubic crystal structure. They all have high wear resistance. Taking the building industry as an example, the new three-level steel bar produced by using the vanadium-nitrogen alloying technology not only enhances the safety and the shock resistance of the building due to the improvement of the strength, but also can save 10 to 15 percent of steel compared with the steel bar produced by using the second level steel bar, and the smoke discharged by a furnace contains a large amount of waste heat in the production process of the vanadium-nitrogen alloy, so that the smoke is directly discharged, thereby causing thermal pollution and wasting energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vanadium nitrogen alloy kiln waste heat utilization equipment to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a vanadium-nitrogen alloy furnace waste heat utilization device comprises a furnace body, one side of the furnace body is provided with a supporting plate, the upper surface of the supporting plate is fixedly connected with a stepping block, the upper surface of the stepping block is provided with a fan, the inlet of the fan is fixedly communicated with a smoke exhaust tube of the furnace body through an exhaust tube, the upper surface of the supporting plate is fixedly connected with a dust removal box through a plurality of supporting legs, the outlet of the fan is fixedly communicated with the side surface of the dust removal box through a first gas pipe, a filter screen is installed in the dust removal box, the lower surface of the dust removal box is fixedly communicated with a slag discharge pipe, the upper surface of the dust removal box is fixedly communicated with a second gas pipe, the upper surface of the supporting plate is fixedly connected with a water tank through a plurality of supporting columns, a spiral heat exchange tube is installed in the water tank, the two ends of the spiral heat exchange tube respectively penetrate through the, the fixed intercommunication of lower extreme of spiral heat exchange tube has gas-supply pipe three, and the last fixed surface intercommunication of water tank has the inlet tube, and the fixed intercommunication in a side of water tank has the outlet pipe, and the upper surface of backup pad removes the flavor case through the bracing piece fixedly connected with of a plurality of quantity, and the other end of gas-supply pipe three and the fixed intercommunication in a side that removes the flavor case remove the fixed intercommunication in another side of flavor case and have the outlet duct, remove the active carbon that is provided with a plurality of quantities in the flavor case.

As a further aspect of the present invention: the lower surface of the smell removing box is provided with a motor, the output end of the motor penetrates through the lower surface of the smell removing box and is fixedly connected with a rotating shaft through a coupler, and the side surface of the rotating shaft is fixedly connected with a plurality of stirring rods.

As a further aspect of the present invention: and a sealing door is arranged on the upper surface of the odor removing box.

As a further aspect of the present invention: and one end of the third gas pipe communicated with the odor removal box and one end of the outlet pipe communicated with the odor removal box are fixedly connected with matched filter covers.

As a further aspect of the present invention: the water inlet pipe, the water outlet pipe and the slag discharging pipe are all provided with matched sealing covers.

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

1. the utility model discloses when using, the fan passes through exhaust tube and gas-supply pipe one and has the flue gas suction of waste heat with the stove body to the dust removal incasement, let in the spiral heat transfer pipe by gas-supply pipe two after filtering the dust removal through the filter screen in, avoid the dust pollution environment, let in the water heat transfer in steam and the water tank in the spiral heat transfer pipe, make the water heat transfer intensification, water after the heating can be used to the bathing, uses such as cold-proof, thereby the waste of waste heat in the flue gas has been avoided, the utilization ratio of the energy has been improved, flue gas after the heat transfer is let in by gas-supply pipe three and removes the flavor incasement, adsorb to purify by removing the active carbon who removes the flavor incasement and discharge by the outlet duct again, avoid the.

2. The utility model discloses a rotation of motor drives the rotation of pivot, and the rotation of pivot drives the puddler and stirs the active carbon that removes the flavor incasement to can be regular stir the active carbon, avoid gaseous and lead to other position active carbons after local active carbon scrapped by removing the one side circulation of flavor case to not obtain better utilization yet, thereby improved the utilization ratio of active carbon.

Drawings

FIG. 1 is a schematic structural diagram of a vanadium-nitrogen alloy kiln waste heat utilization device.

FIG. 2 is a schematic structural diagram of a sectional view of a vanadium-nitrogen alloy kiln waste heat utilization device.

In the figure: the furnace comprises a supporting plate 1, a smell removal box 2, active carbon 3, a rotating shaft 4, a stirring rod 5, an air outlet pipe 6, a motor 7, a water tank 8, a third air delivery pipe 9, a water outlet pipe 10, a dust removal box 11, a slag outlet pipe 12, a fan 13, a furnace kiln body 14, a water inlet pipe 15, a spiral heat exchange pipe 16, a second air delivery pipe 17, a filter screen 18, a first air delivery pipe 19 and an air exhaust pipe 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, in the embodiment of the present invention, a vanadium-nitrogen alloy kiln waste heat utilization apparatus comprises a kiln body 14, a supporting plate 1 is disposed on one side of the kiln body 14, a block is fixedly connected to the upper surface of the supporting plate 1, a fan 13 is mounted on the upper surface of the block, an inlet of the fan 13 is fixedly communicated with a smoke exhaust pipe of the kiln body 14 through an exhaust pipe 20, a dust removal box 11 is fixedly connected to the upper surface of the supporting plate 1 through a plurality of supporting legs, an outlet of the fan 13 is fixedly communicated with the side surface of the dust removal box 11 through a gas pipe one 19, a filter screen 18 is mounted in the dust removal box 11, a slag discharge pipe 12 is fixedly communicated to the lower surface of the dust removal box 11, a gas pipe two 17 is fixedly communicated to the upper surface of the dust removal box 11, a water tank 8 is fixedly connected to the upper surface of the supporting plate 1 through a plurality of supporting, the both ends of spiral heat exchange tube 16 run through the upper surface and the lower surface of water tank 8 respectively, the other end of two 17 gas-supply pipes and the fixed intercommunication in upper end of spiral heat exchange tube 16, the fixed intercommunication of lower extreme of spiral heat exchange tube 16 has three 9 gas-supply pipes, the last fixed surface intercommunication of water tank 8 has inlet tube 15, the fixed intercommunication in a side of water tank 8 has outlet pipe 10, the upper surface of backup pad 1 removes flavor case 2 through the bracing piece fixedly connected with of a plurality of quantity, the other end of three 9 gas-supply pipes and the fixed intercommunication in a side of removing flavor case 2, the fixed intercommunication in another side of removing flavor case 2 has outlet duct 6, it is provided with the active carbon 3 of.

When the device is used, the fan 13 pumps flue gas with waste heat in the kiln body 14 into the dust removal box 11 through the exhaust pipe 20 and the first gas conveying pipe 19, the flue gas is filtered and dedusted through the filter screen 18 and then introduced into the spiral heat exchange pipe 16 through the second gas conveying pipe 17, the environment pollution caused by dust is avoided, hot gas introduced into the spiral heat exchange pipe 16 exchanges heat with water in the water tank 8, the heat exchange of the water is enabled to rise, the heated water can be used for bathing, warming and other purposes, waste of the waste heat in the flue gas is avoided, the utilization rate of energy is improved, the flue gas after heat exchange is introduced into the odor removal box 2 through the third gas conveying pipe 9, the activated carbon 3 in the odor removal box 2 adsorbs and purifies the flue gas to remove peculiar smell, and then the flue gas is discharged through the.

The lower surface of the odor removal box 2 is provided with a motor 7, the output end of the motor 7 penetrates through the lower surface of the odor removal box 2 and is fixedly connected with a rotating shaft 4 through a coupler, the side surface of the rotating shaft 4 is fixedly connected with a plurality of stirring rods 5, the rotating shaft 4 is driven to rotate through the rotation of the motor 7, the rotating shaft 4 drives the stirring rods 5 to stir the active carbon 3 in the odor removal box 2, so that the active carbon 3 can be stirred regularly, the situation that the active carbon 3 at other parts is not well utilized after the local active carbon 3 is scrapped due to the circulation of gas from one side of the odor removal box 2 is avoided, the utilization rate of the active carbon 3 is improved, the upper surface of the odor removal box 2 is provided with a sealing door, through the sealing door, the active carbon 3 in the odor removal box 2 can be replaced conveniently, one end of a gas pipe three 9 communicated with the odor removal box 2 and one end of a gas outlet pipe 6 communicated with the odor removal box 2 are both fixedly, through the filter mantle that sets up, avoid active carbon 3 to enter into gas-supply pipe three 9 and outlet duct 6 in, the sealed lid of assorted is all installed to inlet tube 15, outlet pipe 10 and slag discharging pipe 12.

In the scheme, a power supply interface of the motor 7 is connected with a power supply system through a switch to realize the rotation control of the motor 7, the motor 7 adopts a Y80M1-2 model, the fan 13 adopts a Y5-47 model, and an operation circuit is an existing conventional circuit.

The utility model discloses circuit and control that relate to are prior art, do not carry out too much repetition here.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", 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 simplicity of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention, and in the present invention, unless otherwise explicitly specified or limited, the terms "set", "mount", "connect", and "fix" and the like are to be construed broadly, for example, as being fixedly connected, detachably connected, or integrated; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The vanadium-nitrogen alloy furnace waste heat utilization device comprises a furnace body (14) and is characterized in that a supporting plate (1) is arranged on one side of the furnace body (14), a heightening block is fixedly connected to the upper surface of the supporting plate (1), a fan (13) is mounted on the upper surface of the heightening block, the inlet of the fan (13) is fixedly communicated with a smoke exhaust tube of the furnace body (14) through an exhaust tube (20), a dust removal box (11) is fixedly connected to the upper surface of the supporting plate (1) through a plurality of supporting legs, the outlet of the fan (13) is fixedly communicated with the side surface of the dust removal box (11) through a first gas pipe (19), a filter screen (18) is mounted in the dust removal box (11), a slag discharge pipe (12) is fixedly communicated to the lower surface of the dust removal box (11), a second gas pipe (17) is fixedly communicated to the upper surface of the dust removal box (11), a water tank (8) is fixedly connected to the upper surface of the supporting, install spiral heat exchange tube (16) in water tank (8), the upper surface and the lower surface of water tank (8) are run through respectively at the both ends of spiral heat exchange tube (16), the other end of gas-supply pipe two (17) and the fixed intercommunication in upper end of spiral heat exchange tube (16), the fixed intercommunication of lower extreme of spiral heat exchange tube (16) has three (9) of gas-supply pipe, the fixed intercommunication in upper surface of water tank (8) has inlet tube (15), the fixed intercommunication in a side of water tank (8) has outlet pipe (10), the upper surface of backup pad (1) removes flavor case (2) through the bracing piece fixedly connected with of a plurality of quantity, the other end of three (9) of gas-supply pipe and the fixed intercommunication in a side of removing flavor case (2), the fixed intercommunication in another side of removing flavor case (2) has outlet duct (6), be provided with a plurality of.

2. The vanadium-nitrogen alloy furnace kiln waste heat utilization device according to claim 1, wherein a motor (7) is installed on the lower surface of the smell removal box (2), the output end of the motor (7) penetrates through the lower surface of the smell removal box (2) and is fixedly connected with a rotating shaft (4) through a coupler, and a plurality of stirring rods (5) are fixedly connected to the side surface of the rotating shaft (4).

3. The vanadium-nitrogen alloy kiln waste heat utilization device is characterized in that a sealing door is mounted on the upper surface of the smell removal box (2).

4. The vanadium-nitrogen alloy furnace kiln waste heat utilization device as claimed in claim 1, wherein one end of the gas pipe III (9) communicated with the odor removal box (2) and one end of the gas outlet pipe (6) communicated with the odor removal box (2) are both fixedly connected with matched filter hoods.

5. The waste heat utilization device of the vanadium-nitrogen alloy furnace kiln according to the claim 1, wherein the water inlet pipe (15), the water outlet pipe (10) and the slag outlet pipe (12) are all provided with matched sealing covers.