CN213396531U

CN213396531U - Energy-saving environment-friendly roasting furnace with replaceable inner cavity

Info

Publication number: CN213396531U
Application number: CN202022163395.0U
Authority: CN
Inventors: 李志敏; 李菁华; 刘冬; 雷雨清
Original assignee: Shanxi Danyuan Carbon Co ltd
Current assignee: Shanxi Danyuan New Material Technology Co.,Ltd.
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-08
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a burning furnace is baked over a slow fire in removable energy-concerving and environment-protective of inner chamber, including baking over a slow fire a stove body and heat recovery case, bake over a slow fire a stove body front side swing joint and have the discharge gate, heat recovery roof portion is fixed with the tee bend interface, bake over a slow fire inside combustion chamber and the roasting chamber of being provided with of body, be provided with the hot passageway between combustion chamber and the roasting chamber, combustion chamber top fixed mounting has a plurality of blow vent, the roasting chamber inner wall is provided with a plurality of pulley, the inside swing joint of roasting chamber has removable inner chamber, the equal threaded connection in removable inner chamber left and right sides has the locking lever. The utility model discloses in, when needing to be changed the inner chamber, open the bell, rotatory locking lever makes the locking lever rebound, makes the locking lever shift out from the roasting chamber top, makes the locking lever bottom keep inside removable inner chamber left and right sides, takes out removable inner chamber through the hoisting ring and changes, is convenient for change the maintenance to the inner chamber.

Description

Energy-saving environment-friendly roasting furnace with replaceable inner cavity

Technical Field

The utility model belongs to the technical field of bake burning furnace, specifically be a removable energy-concerving and environment-protective burning furnace that bakes burning furnace of inner chamber.

Background

The cathode carbon block is a carbon block made of high-quality anthracite, coke, graphite and the like as raw materials. Used as the cathode of the aluminum electrolysis cell. It is also called bottom carbon block built at the bottom of the electrolytic bath. The cathode carbon block is an important component of the aluminum electrolysis cell, is beneficial to saving energy and prolonging the service life of the cell in aluminum electrolysis production, and plays a dual role in conducting electricity and forming the lining of the electrolysis cell. The aluminum electrolysis production requires the cathode carbon block to have high temperature resistance. The aluminum electrolysis cell has the characteristics of molten salt corrosion resistance, electric conduction, good heat conduction performance, high mechanical strength, good thermal shock resistance, strong sodium corrosion resistance and the like, and is beneficial to saving energy in aluminum electrolysis production and prolonging the service life of the cell;

the roasting furnace is used for roasting cathode carbon blocks for electrolytic aluminum, the carbon blocks are placed in a charging box of the roasting furnace, filler is used as protection, air and heat transfer media are isolated, and the carbon blocks are indirectly heated according to a specified temperature rise curve;

the roasting furnace inner cavity in the prior art is cast integrally, cannot be replaced when damaged, and has the defects of nonuniform heating of the inner cavity and low heat recovery rate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the inner cavity of the roasting furnace in the prior art is cast integrally, cannot be replaced when damaged, is heated unevenly and has low heat recovery rate, an energy-saving and environment-friendly roasting furnace with a replaceable inner cavity is provided.

The utility model adopts the technical scheme as follows: the utility model provides a burning furnace is baked over a slow fire in removable energy-concerving and environment-protective of inner chamber, includes a burning furnace body and a heat recovery case over a slow fire, bake burning furnace body bottom fixedly connected with supporting leg over a slow fire, bake burning furnace body front side swing joint has the discharge gate over a slow fire, bake burning furnace body top swing joint has the bell, bell top fixedly connected with goes out hot mouthful and feed inlet, heat recovery roof portion is fixed with the tee bend interface, bake burning furnace body inside and be provided with combustion chamber and roasting chamber over a slow fire, be provided with hot passageway between combustion chamber and the roasting chamber, combustion chamber top fixed mounting has a plurality of blow vent, the roasting chamber inner wall is provided with a plurality of pulley, the inside swing joint of roasting chamber has removable inner chamber, the.

In a preferred embodiment, the number of the heat outlets is two, and the two heat outlets are respectively connected with the left side and the right side of the tee joint through conduits.

In a preferred embodiment, the combustion chamber is located at the bottom inside the furnace body.

In a preferred embodiment, the replaceable inner cavity and the left side and the right side of the roasting chamber are provided with thread grooves matched with the locking rods.

In a preferred embodiment, the inlet opening is located between the two outlet openings.

In a preferred embodiment, the bottom of the locking rod is provided with an external thread.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, when needing to be changed the inner chamber, open the bell, rotatory locking lever makes the locking lever rebound, makes the locking lever shift out from the roasting chamber top, makes the locking lever bottom keep inside removable inner chamber left and right sides, takes out removable inner chamber through the hoisting ring and changes, is convenient for change the maintenance to the inner chamber.

2. The utility model discloses in, when needs carry out the calcination, in putting into the roasting chamber with the raw materials from the feed inlet, start the combustion chamber, the combustion chamber heating produces a large amount of steam, and steam passes through the blow vent and gets into hot aisle, makes steam remove to both sides along the roasting chamber bottom, makes the calcination be heated evenly, and steam gets into the heat recovery incasement through going out the hot mouthful after heating the roasting chamber, heats the cold water in the heat recovery incasement, retrieves the heat.

Drawings

FIG. 1 is a schematic diagram of an energy-saving and environment-friendly roasting furnace with a replaceable inner cavity according to the present invention;

FIG. 2 is a cross-sectional view of a roasting furnace body in an energy-saving and environment-friendly roasting furnace with a replaceable inner cavity of the utility model;

fig. 3 is a schematic structural diagram of the locking rod in the energy-saving environment-friendly roasting furnace with a replaceable inner cavity of the utility model.

The labels in the figure are: 1-roasting furnace body, 2-heat recovery box, 3-supporting legs, 4-discharge hole, 5-furnace cover, 6-heat outlet, 7-feed inlet, 8-three-way connector, 9-combustion chamber, 10-roasting chamber, 11-heat channel, 12-heat outlet, 13-pulley, 14-replaceable inner cavity, 15-locking rod and 16-hoisting ring.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, an energy-saving and environment-friendly roasting furnace with a replaceable inner cavity comprises a roasting furnace body 1 and a heat recovery box 2, wherein the bottom of the roasting furnace body 1 is fixedly connected with a supporting leg 3, the front side of the roasting furnace body 1 is movably connected with a discharge port 4, the top of the roasting furnace body 1 is movably connected with a furnace cover 5, the top of the furnace cover 5 is fixedly connected with a heat outlet 6 and a feed port 7, the feed port 7 is positioned between the two heat outlets 6, the top of the heat recovery box 2 is fixedly provided with a three-way connector 8, the two heat outlets 6 are respectively connected with the left side and the right side of the three-way connector 8 through a guide pipe, a combustion chamber 9 and a roasting chamber 10 are arranged inside the roasting furnace body 1, the combustion chamber 9 is positioned at the bottom of the roasting furnace body 1, a heat channel 11 is arranged between the combustion chamber 9, raw materials are put into a roasting chamber 10 from a feed port 7, the combustion chamber 9 is started, the combustion chamber 9 is heated to generate a large amount of hot air, the hot air enters a hot channel 11 through an air vent 12, the hot air moves towards two sides along the bottom of the roasting chamber 10, the roasting quilt 10 is heated uniformly, the hot air heats the roasting chamber 10 and then enters a heat recovery box 2 through a heat outlet 6, cold water in the heat recovery box 2 is heated to recover heat, a plurality of pulleys 13 are arranged on the inner wall of the roasting chamber 10, a replaceable inner cavity 14 is movably connected inside the roasting chamber 10, locking rods 15 are in threaded connection with the left side and the right side of the replaceable inner cavity 14, external threads are arranged at the bottom of each locking rod 15, threaded grooves matched with the locking rods 15 are formed in the left side and the right side of the replaceable inner cavity 14 and the roasting chamber 10, hoisting rings 16 are arranged at the tops of the locking rods, the locking rod 15 is moved upwards, the locking rod 15 is moved out of the top of the roasting chamber 10, the bottom of the locking rod 15 is kept inside the left side and the right side of the replaceable inner cavity 14, and the replaceable inner cavity 14 is taken out and replaced through the hoisting ring 16, so that the inner cavity can be replaced and repaired conveniently.

The working principle is as follows: when roasting is needed, raw materials are placed into a roasting chamber 10 from a feeding hole 7, a combustion chamber 9 is started, the combustion chamber 9 is heated to generate a large amount of hot air, the hot air enters a hot channel 11 through a vent 12, the hot air is enabled to move towards two sides along the bottom of the roasting chamber 10, the roasting is enabled to be heated uniformly by the roasting chamber 10, the hot air enters a heat recovery box 2 through a hot outlet 6 after heating the roasting chamber 10, cold water in the heat recovery box 2 is heated, heat is recovered, when the inner chamber needs to be replaced, a furnace cover 5 is opened, a locking rod 15 is rotated, the locking rod 15 moves upwards, the locking rod 15 moves out of the top of the roasting chamber 10, the bottom of the locking rod 15 is enabled to be kept inside the left side and the right side of the replaceable inner chamber 14, the replaceable inner chamber 14 is taken out through a hoisting.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a burning furnace is baked over a slow fire in removable energy-concerving and environment-protective of inner chamber, includes to bake burning furnace body (1) and heat recovery case (2) over a slow fire, its characterized in that: the roasting furnace comprises a roasting furnace body (1), wherein supporting legs (3) are fixedly connected to the bottom of the roasting furnace body (1), a discharge hole (4) is movably connected to the front side of the roasting furnace body (1), a furnace cover (5) is movably connected to the top of the roasting furnace body (1), a heat outlet (6) and a feed inlet (7) are fixedly connected to the top of the furnace cover (5), a three-way connector (8) is fixed to the top of a heat recovery box (2), a combustion chamber (9) and a roasting chamber (10) are arranged inside the roasting furnace body (1), a heat channel (11) is arranged between the combustion chamber (9) and the roasting chamber (10), a plurality of vent holes (12) are fixedly installed at the top of the combustion chamber (9), a plurality of pulleys (13) are arranged on the inner wall of the roasting chamber (10), a replaceable locking rod (14) is movably connected to the inside of the roasting, and a hoisting ring (16) is arranged at the top of the locking rod (15).

2. The energy-saving environment-friendly roasting furnace with the replaceable inner cavity as claimed in claim 1, wherein: the number of the heat outlets (6) is two, and the two heat outlets (6) are respectively connected with the left side and the right side of the tee joint (8) through the guide pipes.

3. The energy-saving environment-friendly roasting furnace with the replaceable inner cavity as claimed in claim 1, wherein: the combustion chamber (9) is positioned at the bottom in the roasting furnace body (1).

4. The energy-saving environment-friendly roasting furnace with the replaceable inner cavity as claimed in claim 1, wherein: threaded grooves matched with the locking rods (15) are formed in the replaceable inner cavity (14) and the left side and the right side of the roasting chamber (10).

5. The energy-saving environment-friendly roasting furnace with the replaceable inner cavity as claimed in claim 1, wherein: the feed inlet (7) is positioned between the two heat outlets (6).

6. The energy-saving environment-friendly roasting furnace with the replaceable inner cavity as claimed in claim 1, wherein: the bottom of the locking rod (15) is provided with an external thread.