CN220981946U

CN220981946U - Brick baking furnace utilizing waste heat of carbon black furnace

Info

Publication number: CN220981946U
Application number: CN202322459561.5U
Authority: CN
Inventors: 宋二鹏; 宋进朝
Original assignee: Gongyi Xinke Refractory Co ltd
Current assignee: Gongyi Xinke Refractory Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-05-17
Anticipated expiration: 2033-09-11

Abstract

The utility model discloses a carbon black furnace waste heat utilization brick baking furnace, which comprises a reaction furnace and a baking oven, wherein a waste heat recovery cavity is formed in the side wall of the reaction furnace, a heat exchange frame plate is fixedly arranged on the inner side of the waste heat recovery cavity, a heating cavity is formed in the side wall of the baking oven, a heating frame plate is fixedly arranged on the inner side of the heating cavity, heat conducting oil is filled in the waste heat recovery cavity and the heating cavity, a heat preservation extraction pipe is connected to the tops of the waste heat recovery cavity and the heating cavity, an oil pump is fixedly arranged on the heat preservation extraction pipe, one end of a heat preservation return pipe is connected to the bottom of the inner cavity of the heating cavity in a communicating manner, and the other end of the heat preservation return pipe is connected to the bottom of one side of the inner cavity of the waste heat recovery cavity in a communicating manner. The beneficial effects are that: according to the utility model, the waste heat of the carbon black furnace is utilized to perform brick baking processing operation, so that not only is energy saved greatly, but also the baking and heating effects are uniform, local overheating is prevented, the product quality is high, no harmful gas is generated to pollute the environment, and the environment is protected during use.

Description

Brick baking furnace utilizing waste heat of carbon black furnace

Technical Field

The utility model relates to the technical field of waste heat recovery and utilization, in particular to a brick baking furnace for utilizing waste heat of a carbon black furnace.

Background

The carbon black reaction furnace is a core device in the production of carbon black by a furnace method, different furnace types can produce carbon black varieties with different performances, and a large amount of waste heat is generated in the working process of the reaction furnace, however, the waste heat is often dispersed in the air to cause resource waste, and in the brick processing process, brick baking operation is required to be carried out on the green bricks to remove moisture in the green bricks so as to harden the green bricks, so that the waste heat generated in the working process of the carbon black reaction furnace can be recovered for heating of the brick baking furnace.

The prior art discloses the publication number: CN212720921U is a carbon black reacting furnace that can waste heat utilization conversion, the on-line screen storage device comprises a base, four-terminal fixed mounting of base lower extreme has the callus on the sole, the left end fixed mounting of base upper end has the pan feeding mouth, the right-hand member fixed mounting of pan feeding mouth has the burning furnace, burning furnace and pan feeding mouth fixed communication, the upper end fixed mounting of burning furnace has the natural gas line, the natural gas line extends to the inside of burning furnace, the right-hand member fixed mounting of burning furnace has the reacting furnace, the reacting furnace is fixed with the burning furnace intercommunication, the place ahead fixed mounting of base has the oil pump. This carbon black reacting furnace that can waste heat utilization conversion through installation heat preservation breathing pipe and waste heat layer fixed intercommunication, absorbs the intraformational waste heat of waste heat, installs the inside that the heat preservation outlet duct extends to the stoving case simultaneously and dries the inside carbon black powder of stoving case, effectually maximizes waste heat utilization, makes the reacting furnace self-sufficient self-supply, has practiced thrift the energy simultaneously.

The prior art discloses the publication number: the utility model provides a production baking equipment for air brick, a combustor is installed in the left side of the outer peripheral face of combustion furnace, the air-blower is installed in the combustion furnace outside, the combustion furnace upside is connected with hot-air blower through the pipeline, a hot-air inlet pipe of exit linkage of hot-air blower, the other end that hot-air inlet pipe was not connected with hot-air blower stretches into the inside downside of baking box, the even vertical rigid coupling of part that hot-air inlet pipe stretched into baking box has a plurality of exhaust pipes, the branch pipe is installed on hot-air inlet pipe pipeline between hot-air blower and baking box, branch pipe upper mouth department is equipped with an air-collecting cover, connect a hot-air circulation pipe on the baking box roof, the hot-air circulation pipe other end is connected with the combustion furnace, the control valve is three to be installed on hot-air circulation pipe, the induced draft fan passes through the pipeline and is connected with baking box roof wall, connect a cooling tube on the export of induced draft fan. The utility model can ensure uniform hot air intake, prevent local temperature rise from being too fast, and improve cooling efficiency after baking.

According to the baking device for producing the air brick, hot air generated by burning fuel is utilized to bake the green bricks in the baking oven, but a large amount of energy is consumed by heat generated by burning fuel by adopting the burning furnace, so that energy is wasted, substances which are not fully burnt are easily contained in the generated hot air, the green bricks are easily influenced by the quality of the green bricks by directly spraying the hot air on the surfaces of the green bricks without filtering, and the problem of environmental pollution is caused by the outward discharge of harmful gases contained in the hot air.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the brick baking furnace utilizing the waste heat of the carbon black furnace, which has the advantages of capability of utilizing the waste heat of the carbon black furnace to perform brick baking processing operation, great energy saving, uniform baking and heating effects, high product quality and no harmful gas pollution to the environment, thereby solving the problems in the background art.

(II) technical scheme

In order to realize the advantages that the waste heat of the carbon black furnace can be utilized to carry out brick baking processing operation, the energy sources are greatly saved, the baking and heating effects are uniform, the product quality is high, and the environment is not polluted by harmful gas, the utility model adopts the following specific technical scheme: the utility model provides a carbon black stove waste heat utilization baking brick stove, includes reacting furnace and baking oven, waste heat recovery chamber has been seted up in the reacting furnace lateral wall, and waste heat recovery chamber inboard fixed mounting has the heat transfer framed board, the heating chamber has been seted up in the baking oven lateral wall, and heating chamber inboard fixed mounting has the heating framed board, waste heat recovery chamber and heating intracavity are filled with the conduction oil, waste heat recovery chamber and heating chamber inner chamber top intercommunication are connected with the heat preservation extraction pipe, and fixed mounting has the oil pump on the heat preservation extraction pipe, heating chamber inner chamber bottom surface intercommunication is connected with heat preservation back flow one end, and the heat preservation back flow other end intercommunication is connected with waste heat recovery chamber inner chamber one side bottom, install the check valve on the heat preservation back flow.

Further, support sliding grooves are symmetrically formed in the inner walls of two sides of the baking box, support sliding plates are mounted in the support sliding grooves in a clamped mode, a placement frame is fixedly welded between the support sliding plates, a placement screen is fixedly mounted in the placement frame, and reinforcing ribs are fixedly mounted in the placement screen.

Further, the sealed chamber door is installed through hinge connection to stoving case one side opening, stoving case opposite side lateral wall fixed welding has the fixed plate, and fixed mounting has the induced draft fan on the fixed plate to induced draft fan intercommunication is connected with the air-supply line, stoving case one side inner wall fixed mounting has even gas tank, and even gas tank one side evenly installs a plurality of shower nozzle, air-supply line one end intercommunication connection even gas tank inner chamber.

Further, the filter tank is installed to the last intercommunication of air-supply line, and filter tank top surface opening cover covers and has sealed lid to sealed lid top surface fixed mounting has the handle, sealed lid bottom surface and filter tank bottom surface symmetry fixed mounting have a plurality of installation draw-in groove, and install the dust filtering net board in the embedded installation draw-in groove.

Further, a control panel is arranged on the side wall of the baking box, and the control panel is electrically connected with the oil pump and the induced draft fan.

Further, a supporting frame is fixedly arranged on the bottom surface of the baking box.

(III) beneficial effects

Compared with the prior art, the utility model provides the brick baking furnace utilizing the waste heat of the carbon black furnace, which has the following beneficial effects:

(1) The utility model is provided with the waste heat recovery cavity, the heat exchange frame plate, the heating cavity and the heating frame plate, when in use, the adobe is uniformly placed on the placing screen plate, the placing screen plate is fixedly installed on the placing frame, and the supporting sliding plates symmetrically welded on two sides of the placing frame can be embedded and installed in the supporting sliding grooves symmetrically formed in the inner wall of the baking oven, so that a user uniformly places a plurality of adobe in the baking oven in a three-dimensional way, after the adobe is placed, the sealing oven door is closed, then the oil pump installed on the heat preservation extraction pipe is started to extract the heat conducting oil in the waste heat recovery cavity, the waste heat generated during the operation of the reaction oven can be heated through the heat exchange frame plate, a large amount of waste heat generated during the operation of the reaction oven can be stored by the heat conducting oil, then the high-temperature heat conducting oil is pumped into the heating cavity formed in the baking cavity through the heat preservation extraction pipe, the heating frame plate fixedly installed in the baking oven is used for heating the air in the baking oven, the baking oven is improved in temperature, the brick can be heated by the heat conducting oil in the baking cavity, the bricks can be heated by the heat recovery cavity, the heat can be prevented from being polluted by the heat conducting oil, and the bricks can be processed in a large scale, and the environment can be prevented from being polluted by the heat of the bricks, and the bricks can be processed in a large scale, and the environment can be processed and the bricks can be processed and the environment can be prevented.

(2) The utility model is provided with the induced draft fan and the filter box, as described above, after baking a batch of green bricks, a user can close the oil pump, then open the sealing box door, then start the induced draft fan arranged on the fixing plate, suck external cold air into the inner cavity of the air homogenizing box through the air inlet pipe, and blow the air onto the baked green bricks on the placing screen plate through a plurality of spray heads uniformly arranged on one side of the air homogenizing box, so as to realize quick cooling of the placing frame, the placing screen plate and the green bricks, facilitate subsequent material taking operation, simultaneously quickly discharge hot and humid air in the baking box, and reinject dry air, so as to facilitate the next green brick baking operation.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a block baking furnace utilizing waste heat of a carbon black furnace according to an embodiment of the present utility model;

FIG. 2 is a side cross-sectional view of a baking oven of a carbon black furnace waste heat utilization baking oven according to an embodiment of the present utility model;

FIG. 3 is an enlarged view at A of FIG. 1 according to an embodiment of the present utility model;

FIG. 4 is an enlarged view at B of FIG. 2 according to an embodiment of the present utility model;

Fig. 5 is a perspective view of a placement frame of a carbon black furnace waste heat utilization brick furnace according to an embodiment of the present utility model.

In the figure:

1. A reaction furnace; 2. a waste heat recovery cavity; 3. heat conducting oil; 4. a heat exchange frame plate; 5. a heat preservation extraction pipe; 6. an oil pump; 7. a baking oven; 8. heating the frame plate; 9. placing a frame; 10. placing a screen plate; 11. a support frame; 12. a heat preservation return pipe; 13. a one-way valve; 14. reinforcing ribs; 15. a heating chamber; 16. a fixing plate; 17. an air inlet pipe; 18. a gas homogenizing box; 19. a spray head; 20. an induced draft fan; 21. a filter box; 22. a supporting chute; 23. a support slide plate; 24. sealing the box door; 25. sealing cover; 26. installing a clamping groove; 27. a dust filtering net plate; 28. a handle.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to the embodiment of the utility model, a carbon black furnace waste heat utilization brick baking furnace is provided.

The utility model is further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1-5, the waste heat utilization brick baking furnace for the carbon black furnace according to the embodiment of the utility model comprises a reaction furnace 1 and a baking box 7, wherein a waste heat recovery cavity 2 is formed in the side wall of the reaction furnace 1, a heat exchange frame plate 4 is fixedly arranged at the inner side of the waste heat recovery cavity 2, a heating cavity 15 is formed in the side wall of the baking box 7, a heating frame plate 8 is fixedly arranged at the inner side of the heating cavity 15, heat conduction oil 3 is filled in the waste heat recovery cavity 2 and the heating cavity 15, a heat preservation extraction pipe 5 is connected at the top of the inner cavity of the waste heat recovery cavity 2 and the top of the heating cavity 15 in a communicating manner, an oil pump 6 is fixedly arranged on the heat preservation extraction pipe 5, one end of a heat preservation return pipe 12 is connected at the bottom of the inner cavity of the heat preservation return pipe 12 in a communicating manner, and a one-way valve 13 is arranged on the heat preservation return pipe 12, so that brick baking processing operation is performed by using waste heat of the carbon black furnace, energy sources are greatly saved, the baking effect is uniform, local overheating is prevented, the product quality is high, and environmental pollution is avoided.

In one embodiment, the inner walls of two sides of the baking oven 7 are symmetrically provided with the supporting sliding grooves 22, the supporting sliding grooves 22 are internally embedded with the supporting sliding plates 23, the placing frame 9 is fixedly welded between the two supporting sliding plates 23, the placing screen plate 10 is fixedly arranged in the placing frame 9, and the reinforcing ribs 14 are fixedly arranged in the placing screen plate 10, so that the function of placing green bricks is achieved.

In one embodiment, the opening at one side of the baking box 7 is provided with a sealing box door 24 through hinge connection, the side wall at the other side of the baking box 7 is fixedly welded with a fixing plate 16, an induced draft fan 20 is fixedly arranged on the fixing plate 16, the induced draft fan 20 is communicated and connected with an air inlet pipe 17, the inner wall at one side of the baking box 7 is fixedly provided with an air homogenizing box 18, one side of the air homogenizing box 18 is uniformly provided with a plurality of spray heads 19, one end of the air inlet pipe 17 is communicated and connected with the inner cavity of the air homogenizing box 18, the quick cooling of the placing frame 9, the placing screen 10 and the green bricks is realized, the subsequent material taking operation is convenient, meanwhile, the wet and hot air in the baking box 7 is quickly discharged, and dry air is injected again, so that the next green brick baking processing is convenient.

In one embodiment, the filter box 21 is installed on the air inlet pipe 17 in a communicating manner, the sealing cover 25 covers the opening cover on the top surface of the filter box 21, the handle 28 is fixedly installed on the top surface of the sealing cover 25, the plurality of installation clamping grooves 26 are symmetrically and fixedly installed on the bottom surface of the sealing cover 25 and the bottom surface of the filter box 21, and the dust filtering net plates 27 are embedded and installed in the installation clamping grooves 26, so that dust impurities contained in cold air entering the inner cavity of the oven 7 can be removed by utilizing the plurality of dust filtering net plates 27, and the spray nozzle 19 is prevented from being blocked.

In one embodiment, a control panel is mounted on the side wall of the oven 7, and the control panel is electrically connected with the oil pump 6 and the induced draft fan 20, so that the control device operates normally.

In one embodiment, the bottom surface of the oven 7 is fixedly provided with a supporting frame 11, which plays a role in fixedly supporting the oven 7.

Working principle: the utility model is provided with a waste heat recovery cavity 2, a heat exchange frame plate 4, a heating cavity 15 and a heating frame plate 8, when in use, green bricks are uniformly placed on a placing screen plate 10, the placing screen plate 10 is fixedly arranged on a placing frame 9, and support sliding plates 23 symmetrically welded at two sides of the placing frame 9 can be embedded and arranged in support sliding grooves 22 symmetrically arranged on the inner wall of a baking oven 7, so that a user uniformly places a plurality of green bricks in the baking oven in a three-dimensional way, after placing the green bricks, a sealing box door 24 is closed, then an oil pump 6 arranged on a heat preservation extraction pipe 5 is started to extract heat conduction oil 3 in the waste heat recovery cavity 2, the side wall of a reaction furnace 1 is provided with the waste heat recovery cavity 2, the heat exchange frame plate 4 is fixedly arranged on the inner wall of the waste heat recovery cavity 2, waste heat generated during the operation of the reaction furnace 1 can heat the heat conduction oil 3 in the waste heat recovery cavity 2 through the heat exchange frame plate 4, the heat conduction oil 3 is utilized to store a large amount of waste heat generated during the operation of the reaction furnace 1, then the part of high-temperature heat conduction oil 3 is pumped into a heating cavity 15 arranged in the side wall of a baking cavity through a heat preservation extraction pipe 5, and the heating frame plate 8 fixedly arranged on the inner wall of the heating cavity 15 is utilized to heat the air in the baking box 7, so that the temperature in the baking box 7 is increased, the baking brick processing operation can be carried out on the adobe in the baking box 7, the cooled heat conduction oil 3 can flow back into the waste heat recovery cavity 2 again through a heat preservation return pipe 12 for reheating, the circulation is realized, the continuous heating of the inner cavity of the baking box 7 can be realized until the baking brick processing of the adobe is finished, the baking brick processing operation is carried out through utilizing the waste heat of the carbon black furnace, the energy sources are greatly saved, the baking heating effect is even, the local overheating is prevented, the product quality is high, and the environment is not polluted by harmful gas, the utility model is more environment-friendly in use, in addition, the induced draft fan 20 and the filter box 21 are arranged, as described above, after baking a batch of green bricks is completed, a user can close the oil pump 6, then open the sealing box door 24, then start the induced draft fan 20 arranged on the fixing plate 16, external cold air is pumped into the inner cavity of the air homogenizing box 18 through the air inlet pipe 17, and a plurality of spray heads 19 uniformly arranged on one side of the air homogenizing box 18 are sprayed on the baked green bricks on the placing screen 10, so that the placing frame 9, the placing screen 10 and the green bricks are quickly cooled, the subsequent material taking operation is convenient, meanwhile, the wet and hot air in the baking box 7 is quickly discharged, the dry air is reinjected, so that the next green brick baking brick processing is convenient, in addition, the filter box 21 is fixedly arranged on the air inlet pipe 17, the top surface of the arranged filter box 21 is covered with the sealing cover 25, the bottom surface of the arranged sealing cover 25 and the inner cavity bottom surface of the filter box 21 are symmetrically and fixedly arranged with the mounting clamping grooves 26, the dust screen 27 is embedded in the mounting clamping grooves 26, and the dust screen 27 is convenient for replacing the dust screen 27 with the dust screen which can be removed by the dust in the inner cavity of the baking box 7, and the dust can be conveniently replaced by the dust screen 27.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a roast brick stove of carbon black stove waste heat utilization, includes reaction furnace (1) and toasts case (7), its characterized in that, waste heat recovery chamber (2) have been seted up in reaction furnace (1) lateral wall, and waste heat recovery chamber (2) inboard fixed mounting has heat exchange frame board (4), toast case (7) lateral wall in seted up heating chamber (15), and heating chamber (15) inboard fixed mounting has heating frame board (8), waste heat recovery chamber (2) and heating chamber (15) are filled with conduction oil (3), waste heat recovery chamber (2) and heating chamber (15) inner chamber top intercommunication are connected with heat preservation extraction tube (5), and fixed mounting has oil pump (6) on heat preservation extraction tube (5), heating chamber (15) inner chamber bottom surface intercommunication is connected with heat preservation back flow (12) one end, and heat preservation back flow (12) other end intercommunication is connected with waste heat recovery chamber (2) inner chamber one side bottom, install check valve (13) on heat preservation back flow (12).

2. The furnace for baking bricks by utilizing waste heat of carbon black furnace according to claim 1, wherein supporting sliding grooves (22) are symmetrically formed in inner walls of two sides of the baking box (7), supporting sliding plates (23) are installed in the supporting sliding grooves (22) in a clamping mode, a placing frame (9) is fixedly welded between the two supporting sliding plates (23), a placing screen plate (10) is fixedly installed in the placing frame (9), and reinforcing ribs (14) are fixedly installed in the placing screen plate (10).

3. The furnace for baking bricks by utilizing waste heat of a carbon black furnace according to claim 1, wherein a sealing box door (24) is installed on one side opening of the baking box (7) through hinge connection, a fixed plate (16) is fixedly welded on the side wall of the other side of the baking box (7), an induced draft fan (20) is fixedly installed on the fixed plate (16), the induced draft fan (20) is communicated and connected with an air inlet pipe (17), a gas homogenizing box (18) is fixedly installed on the inner wall of one side of the baking box (7), a plurality of spray heads (19) are uniformly installed on one side of the gas homogenizing box (18), and one end of the air inlet pipe (17) is communicated and connected with the inner cavity of the gas homogenizing box (18).

4. A furnace for baking bricks by utilizing waste heat of a carbon black furnace according to claim 3, wherein the air inlet pipe (17) is provided with a filter box (21) in a communicating manner, an opening cover on the top surface of the filter box (21) is covered with a sealing cover (25), a handle (28) is fixedly arranged on the top surface of the sealing cover (25), a plurality of installation clamping grooves (26) are symmetrically and fixedly arranged on the bottom surface of the sealing cover (25) and the bottom surface of the filter box (21), and a dust filtering net plate (27) is embedded in the installation clamping grooves (26).

5. The furnace for baking bricks by utilizing waste heat of carbon black furnace according to claim 1, wherein a control panel is installed on the side wall of the baking box (7), and the control panel is electrically connected with the oil pump (6) and the induced draft fan (20).

6. The furnace for baking bricks by utilizing waste heat of carbon black furnace according to claim 1, wherein a supporting frame (11) is fixedly arranged on the bottom surface of the baking box (7).