CN216592788U - A evenly spill material device for roasting furnace - Google Patents

Abstract

The utility model provides an evenly spill material device for roasting furnace which characterized in that includes storage hopper, tripper, unloading passageway and spills material mechanism, the tripper sets up the discharge gate of storage hopper below is gone out for derive the raw and other materials that will store in the storage hopper, unloading passageway one end with the discharge gate of tripper links to each other, the other end with spill material mechanism and link to each other, spill material mechanism and inlay on the up end of furnace body, spill material mechanism and be equipped with the tripper, the tripper is arranged in the furnace body. The raw materials directly falling into the furnace body have better dispersion and separation through the arranged material spraying mechanism, so that unqualified regenerated raw materials or energy waste caused by insufficient roasting due to raw material aggregation is avoided; the uniformity of the raw materials entering the furnace body is improved, so that the roasting time of the raw materials in the furnace body is reduced, and the heat or energy required by the regeneration of the raw materials with the same quantity is saved.

Description

A evenly spill material device for roasting furnace

Technical Field

The utility model relates to the technical field of thermal regeneration, in particular to a roasting furnace device for thermal regeneration equipment.

Background

Casting is the foundation of equipment manufacturing industry and also the foundation industry of national economy. Casting products are needed from automobiles, machine tools, rail transit, building hardware to aviation, aerospace, national defense, daily life of people and the like. When a casting is produced and processed, a large amount of waste sand is generated. The total generation amount of waste sand in China per year reaches more than 3000 million tons, the waste sand is mostly treated at present and is crushed and then added into thermal regeneration treatment equipment, the waste sand is heated to 900 ℃ in the equipment, and substances such as a binder, resin and the like attached to the surface of the waste sand are removed through high-temperature burning evaporation, oxidation, vaporization and the like, so that the waste sand can be recycled. The large-scale thermal method regeneration equipment has more combustion points in the roasting furnace body, the inner cavity of the furnace is large, and the influence of a sand feeding mode on the operation efficiency of the whole equipment is small. The small-sized thermal regeneration equipment has the advantages that the roasting furnace cavity is small, flame in the cavity is small, one-time feeding is excessive, the roasting time is prolonged due to uneven feeding, the output quality is uneven, the output efficiency is reduced, and the energy consumption is increased. The small-sized thermal regeneration equipment is generally designed in an integrated mode, and the service life of a blanking mechanism is influenced as the temperature in a furnace is conducted along with an equipment body. In order to improve the working efficiency of the small-sized thermal method equipment and improve the product quality, the device is designed so as to solve the problems.

Disclosure of Invention

In view of the above problems of small size and high requirement for uniformity of incoming materials of the roasting furnace for the small thermal regeneration equipment, there is a need for a uniform material spraying device for the roasting furnace, which can realize uniform feeding, thereby improving the operation efficiency of the small thermal regeneration equipment, avoiding energy waste, and reducing the energy consumption of thermal regeneration.

The utility model provides an evenly spill material device for roasting furnace, includes storage hopper, tripper, unloading passageway and spills material mechanism, the tripper sets up the discharge gate of storage hopper below is gone out for the raw and other materials that will store in the storage hopper are derived, unloading passageway one end with the discharge gate of tripper links to each other, the other end with spill material mechanism and link to each other to carry raw and other materials from the tripper and spill in the material mechanism, spill material mechanism and inlay on the up end of furnace body, spill material mechanism and be equipped with the tripper, the tripper is arranged in the furnace body spills the material to the raw and other materials that come from the unloading passageway with rotatory mode in to the furnace body, thereby realizes that evenly spilling the material in the furnace body.

Preferably, in order to improve the looseness of the raw material to make the scattering more uniform, a screw conveying shaft is further provided in the discharger, and the screw conveying shaft can convey the raw material entering the discharger from one end of the discharger to the other end and loosen the raw material during the conveying process.

Preferably, the material sprinkling mechanism comprises a material sprinkling device, a connecting piece, a transmission piece and a driving piece, the connecting piece is used for embedding the material sprinkling mechanism on the upper end surface of the furnace body, the transmission piece penetrates through the connecting piece, one end of the transmission piece is arranged outside the furnace body, the other end of the transmission piece is arranged in the furnace body, one end of the transmission piece arranged in the furnace body is connected with the material sprinkling device, and one end of the transmission piece arranged outside the furnace body is connected with the driving piece; the side wall of the material sprinkling device is provided with a plurality of through holes, the through holes are used for raw materials to pass through, and the material sprinkling device can rotate under the action of the driving piece, so that the material sprinkling operation is realized.

Preferably, spill material mechanism still includes the heat insulating part, the heat insulating part set up the furnace body with between the connecting piece, the heat insulating part still sets up the driving medium with between the driving piece to avoid the heat in the furnace body to pass through the connecting piece transmits to the driving piece causes the damage of driving piece.

As an optimization of the technical scheme, the uniform material sprinkling device further comprises a distributor, wherein the distributor is arranged in the middle of the furnace body and used for receiving raw materials from the distributor, the distributor is of an inverted cone-shaped structure with a plurality of through holes in the side wall, the plurality of through holes in the side wall of the distributor are used for the raw materials through the through holes, secondary dispersion of the raw materials is achieved, and the uniformity of sprinkling is improved.

The technical scheme of the utility model has the beneficial effects that: the raw materials directly falling into the furnace body have better dispersion and separation through the arranged material spraying mechanism, so that unqualified regenerated raw materials or energy waste caused by insufficient roasting due to raw material aggregation is avoided; the uniformity of the raw materials entering the furnace body is improved, so that the roasting time of the raw materials in the furnace body is reduced, and the heat or energy required by the regeneration of the raw materials with the same quantity is saved. The raw materials uniformly falling into the furnace body can fully contact with flame or heat in the furnace body, thereby improving the benefit of roasting.

Drawings

FIG. 1 is a three-dimensional schematic view of a uniform material spreading device;

FIG. 2 is a schematic front view of a uniform material spreading device;

wherein, 1-a storage hopper; 2-a discharger; 3-a blanking channel; 4-a material sprinkling mechanism; 5-furnace body; 6-sprinkling device; 7-distributor.

Detailed Description

In order to more clearly illustrate the technical solutions of the present invention, the technical solutions of the present invention are described in detail with reference to the accompanying drawings, and it is obvious that the following descriptions are some exemplary embodiments of the present invention, and it is obvious for those skilled in the art that other solutions can be obtained according to the embodiments without creative efforts.

Fig. 1 and 2 are schematic views of a uniform material spreading device applied to a small-sized roasting furnace according to the present invention.

The uniform material sprinkling device for the roasting furnace comprises a storage hopper 1, a discharger 2, a discharging channel 3 and a material sprinkling mechanism 4, wherein the discharger 2 is arranged at an outlet below the storage hopper 1, the other end of the discharger 2 is connected with the discharging channel 3, the other end of the discharging channel 3 is connected with the material sprinkling mechanism 4, and the material sprinkling mechanism 4 is embedded on a furnace body 5 of the roasting furnace; the bottom of the storage hopper 1 is set to be conical so as to be beneficial to the falling of raw materials. The top of the storage hopper 1 is also provided with a cover plate, so that dust can be prevented from diffusing into the air, and the pollution to the environment is avoided. Tripper 2 is equipped with raw and other materials entry and raw and other materials export, tripper 2 wholly is cylindric structure, in order to promote the sparse degree or the porosity of raw and other materials still be equipped with the auger delivery axle in tripper 2, the auger delivery axle can carry raw and other materials to the raw and other materials export from the raw and other materials entry, realizes the secondary stirring to the raw and other materials at the in-process of carrying simultaneously for raw and other materials can not lump and bond. The blanking channel 3 is of a pipeline structure in the embodiment, so that the situation that dust flies or diffuses due to the fact that raw materials are in contact with the outside in the conveying process is avoided. The material sprinkling mechanism 4 comprises a material sprinkling device 6, a connecting piece, a transmission piece and a driving piece, wherein the connecting piece is a disc, the connecting piece is fixedly connected to the top surface of the furnace body 5, a through hole is formed in the middle of the connecting piece, and the top surface of the furnace body 5 corresponding to the through hole in the middle of the connecting piece is also provided with a through hole with the same size; the driving medium passes through the connecting piece and the through hole on the top surface of the furnace body 5, namely, a part of the driving medium is arranged outside the furnace body 5, and a part of the driving medium is arranged inside the furnace body 5, so that the material sprinkling mechanism 4 is embedded at the top of the furnace body 5 in an embedded mode, one end of the driving medium arranged inside the furnace body 5 is provided with the material sprinkling device 6, one end of the driving medium arranged outside the furnace body 5 is provided with the driving piece, the driving medium rotates under the action of the driving piece, so that the material sprinkling device 6 is driven to rotate, the material sprinkling of the raw material arranged in the material sprinkling device 6 is realized, and the raw material is sprinkled into the furnace body 5 under the action of centrifugal force. In order to realize the uniform material spreading effect of the material spreading device 6 and the raw material separating effect, a plurality of through holes are arranged on the side wall of the material spreading device 6, and the diameter of each through hole is 50-300 mm, so that the granularity of the raw material entering the furnace body is the optimal roasting size, the roasting benefit is improved, and unnecessary repeated roasting is avoided. Raw materials enter the furnace body through a through hole arranged on the side wall of the material sprinkling device 6 under the action of centrifugal force.

As a complement to the embodiment, the storage hopper 1 is further provided with a stirring member, and the stirring member is used for scattering agglomerated raw materials to be regenerated, so that the raw materials can smoothly enter the discharger 2 through the outlet of the storage hopper 1.

As a supplement to this embodiment, in order to prevent the heat in the furnace body 5 from diffusing to the feeding channel 3 through the transmission member, a heat insulation member is further provided between the connecting member and the furnace body 5; similarly, in order to prevent the heat in the furnace body 5 from being transferred to the driving part through the transmission part and causing the driving part to operate badly, the heat insulation part is also arranged between the transmission part and the driving part. On the other hand, the heat insulation piece also has a sealing effect, the sealing degree of the furnace body 5 is improved, the temperature in the furnace body is kept, and the heat loss is reduced.

As another supplement of this embodiment, the uniform material spreading device further comprises a distributor 7, wherein the distributor 7 is disposed in the middle of the furnace body and connected to the side wall of the furnace body through a plurality of brackets; the distributor 7 is of a flat-bottomed inverted cone structure, a plurality of through holes for allowing raw materials to pass through are formed in the side wall, the diameter of each through hole is 50-300 mm, secondary separation and homogenization of roasted raw materials are achieved, and the raw materials entering a roasting area are more uniform.

The above embodiment is only a description of a typical application of the technical solution of the present invention, and may be reasonably expanded without creative efforts.

Claims (9)

1. The utility model provides an evenly spill material device for roasting furnace which characterized in that includes storage hopper, tripper, unloading passageway and spills material mechanism, the tripper sets up the discharge gate of storage hopper below is gone out for derive the raw and other materials that will store in the storage hopper, unloading passageway one end with the discharge gate of tripper links to each other, the other end with spill material mechanism and link to each other, spill material mechanism and inlay on the up end of furnace body, spill material mechanism and be equipped with the tripper, the tripper is arranged in the furnace body.

2. The uniform spreading device for the roasting furnace of claim 1, wherein a spiral conveying shaft is further arranged in the discharger.

3. The uniform material spreading device for the roasting furnace according to claim 1, wherein the material spreading mechanism comprises a material spreading device, a connecting member, a transmission member and a driving member, the connecting member is used for embedding the material spreading mechanism on the upper end surface of the furnace body, the transmission member penetrates through the connecting member, one end of the transmission member is arranged outside the furnace body, the other end of the transmission member is arranged in the furnace body, one end of the transmission member arranged in the furnace body is connected with the material spreading device, and one end of the transmission member arranged outside the furnace body is connected with the driving member; and a plurality of through holes are formed in the side wall of the material sprinkling device.

4. The uniform sprinkling device for the roasting furnace according to claim 3, wherein the diameter of the through holes arranged on the side wall of the sprinkler is 50mm-300 mm.

5. The uniform spreading device for the roasting furnace according to claim 3, wherein the spreading mechanism further comprises a heat insulation member, and the heat insulation member is provided at two positions, respectively, between the connecting member and the furnace body and between the transmission member and the driving member.

6. The uniform spreading device for the roasting furnace according to claim 1, wherein the uniform spreading device further comprises a distributor, and the distributor is arranged in the middle of the furnace body.

7. The uniform spreading device for the roasting furnace according to claim 6, wherein the side wall of the distributor is provided with through holes for passing the raw material, and the diameter of the through holes for passing the raw material is 50mm to 300 mm.

8. A uniform spreading device for a roasting furnace according to any one of claims 1 to 7, wherein stirring members are further provided in the storage hopper.

9. The uniform spreading device for the roasting furnace of claim 8, wherein the storage hopper is further provided with a cover plate.

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