CN219141540U

CN219141540U - Recycling device for industrial silicon furnace

Info

Publication number: CN219141540U
Application number: CN202320099744.8U
Authority: CN
Inventors: 尹嘉琦; 尹梦迪; 巫重阳
Original assignee: Jiangsu Hongpu Electronic Material Technology Co ltd
Current assignee: Jiangsu Hongpu Electronic Material Technology Co ltd
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-06-06
Anticipated expiration: 2033-02-02

Abstract

The utility model discloses a recycling device of an industrial silicon furnace, which comprises a furnace body, a smoke outlet pipe, a feed inlet and recycling mechanisms, wherein the recycling mechanisms are arranged on two sides of the furnace body; the recycling mechanism comprises a recycling box fixedly connected to one side of the furnace body, a blocking net is fixedly connected to the inside of the recycling box, an increasing pump is communicated to the top of the recycling box, a preheating ring is sleeved on the surface of the feeding hole, an aggregation bin is arranged in the preheating ring, and an air outlet of the increasing pump is communicated with the aggregation bin through a pipeline. According to the utility model, the recovery mechanism is arranged, so that the heat of the flue gas after the pressurization and the temperature rise of the pump is increased can be exchanged into the feed inlet, and the smelting raw material in the feed inlet can be preheated.

Description

Recycling device for industrial silicon furnace

Technical Field

The utility model belongs to the technical field of industrial silicon furnaces, and particularly relates to a recycling device of an industrial silicon furnace.

Background

Industrial silicon furnaces are one of the existing tools for industrial silicon production, and are generally used for producing silica and carbonaceous reducing agents into industrial silicon, and a large amount of flue gas is generated in the working process of the industrial silicon furnaces, and the flue gas is generally required to be discharged from a smoke discharge pipe, for example, a dust deposit removing structure of the industrial silicon furnaces is proposed in the patent with the application number of 202021101759.6. The dust deposit removing structure of the industrial silicon furnace comprises: industrial silicon furnace equipment; the L-shaped smoke exhaust pipeline is fixedly connected to the bottom of the industrial silicon furnace equipment; the driving motor is arranged below the industrial silicon furnace equipment; the first round gear is fixedly arranged on an output shaft of the driving motor; the first cross rod is rotatably arranged in the L-shaped smoke exhaust pipeline, and one end of the first cross rod extends out of the L-shaped smoke exhaust pipeline; the second round gear is fixedly sleeved on the first cross rod and meshed with the first round gear; a first bevel gear. The dust deposit removing structure of the industrial silicon furnace provided by the utility model has the advantages of convenience in use, simplicity and convenience in operation, and capability of simply and effectively removing dust deposit on the inner wall of the L-shaped smoke exhaust pipeline on the industrial silicon furnace equipment. However, the smoke discharged by the industrial silicon furnace contains a large amount of waste heat, and the waste heat is directly discharged into the air to cause energy waste and enable the surrounding air environment to become dryness-heat.

Therefore, the industrial silicon furnace needs to be designed and modified, so that the phenomenon that the existing industrial silicon furnace does not have the function of recovering waste heat in flue gas and cannot preheat smelting raw materials through the waste heat is effectively prevented.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide an industrial silicon furnace recycling device which has the advantage of recycling waste heat and solves the problems that the existing industrial silicon furnace does not have the function of recycling waste heat in flue gas and cannot preheat smelting raw materials through the waste heat.

The utility model provides the following technical scheme: the industrial silicon furnace recycling device comprises a furnace body, a smoke outlet pipe, a feed inlet and recycling mechanisms, wherein the recycling mechanisms are arranged on two sides of the furnace body;

the recovery mechanism comprises a recovery box fixedly connected to one side of the furnace body, a blocking net is fixedly connected to the inside of the recovery box, an increasing pump is communicated to the top of the recovery box, a preheating ring is sleeved on the surface of the feed inlet, an aggregation bin is arranged in the preheating ring, an air outlet of the increasing pump is communicated with the aggregation bin through a pipeline, exchange holes extending to the inside of the preheating ring are formed in the inner wall of the feed inlet, the number of the exchange holes is two and uniformly distributed on the upper side and the lower side of the inner wall of the feed inlet, the exchange holes are communicated with the aggregation bin, and heat exchange plates are fixedly connected to the inside of the exchange holes.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the recovery mechanism is arranged, so that the heat of the flue gas after the pressurization and the temperature rise of the pump is increased can be exchanged into the feed inlet, and the smelting raw material in the feed inlet can be preheated.

2. By arranging the adsorption layer, the device has the advantage of enhancing the filtering effect, can enhance the filtering effect on the flue gas, prevents excessive impurity foreign matters from entering the pump and the aggregation bin, and ensures the increase of the cleaning degree of the pump and the aggregation bin.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is an enlarged view of a of fig. 1 according to the present utility model.

Fig. 3 is an enlarged view of B of fig. 1 in accordance with the present utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1 to 3, the recycling device for an industrial silicon furnace in this embodiment comprises a furnace body 1, a smoke outlet pipe 2, a feed inlet 3 and a recycling mechanism 4, wherein the smoke outlet pipe 2 is communicated with the bottom of the furnace body 1, the feed inlet 3 is communicated with one side of the furnace body 1, and the recycling mechanism 4 is arranged on two sides of the furnace body 1;

the recovery mechanism 4 comprises a recovery box 41 fixedly connected to one side of the furnace body 1, the recovery box 41 is made of heat insulation materials, the recovery box 41 is communicated with the smoke outlet pipe 2, a blocking net 42 is fixedly connected to the inside of the recovery box 41, an increasing pump 43 is communicated to the top of the recovery box 41, the temperature of recovered gas can be increased again by utilizing the principle of gas pressurization and temperature rise, a preheating ring 44 is sleeved on the surface of the feed inlet 3, an aggregation bin 45 is arranged in the preheating ring 44, an air outlet of the increasing pump 43 is communicated with the aggregation bin 45 through a pipeline, exchange holes 46 extending to the inside of the preheating ring 44 are arranged in the inner wall of the feed inlet 3, the number of the exchange holes 46 is two and are uniformly distributed on the upper side and the lower side of the inner wall of the feed inlet 3, the exchange holes 46 are communicated with the aggregation bin 45, heat exchange plates 47 are fixedly connected to the inside of the exchange holes 46, sealing rings 48 are fixedly connected to the periphery of the surface of the heat exchange plates 47, and the heat exchange plates 47 are fixedly connected to the inside of the exchange holes 46 through the sealing rings 48.

Referring to fig. 3, an adsorption layer 5 is attached to the top of the blocking net 42, the adsorption layer 5 is slidably connected with the blocking net 42, and a sealing treatment is performed between the adsorption layer 5 and the inner wall of the recovery tank 41.

This embodiment makes this device have the filterable advantage of reinforcing through setting up adsorbed layer 5, can strengthen the effect to flue gas filtration, avoids too much impurity foreign matter to get into the inside that increases pump 43 and gathering storehouse 45, guarantees to increase the inside clean degree of pump 43 and gathering storehouse 45.

Referring to fig. 3, a replacement hole 6 is formed in one side, far away from the furnace body 1, of the recovery tank 41, a pull handle 7 is fixedly connected to one side, far away from the furnace body 1, of the adsorption layer 5, the pull handle 7 penetrates through the replacement hole 6 towards one side, far away from the furnace body 1, and extends to one side, far away from the furnace body 1, of the recovery tank 41, and sealing treatment is required between the replacement hole 6 and the adsorption layer 5.

This embodiment is through setting up change hole 6 and pull handle 7, makes this device have the advantage of convenient change adsorbed layer 5, can be according to the in-service use condition convenient change adsorbed layer 5, and then guarantees adsorbed layer 5's filtration efficiency.

Referring to fig. 3, a cleaning groove 8 at the bottom of the replacement hole 6 is provided at a side of the recovery box 41 away from the furnace body 1, and an opening and closing door 9 is hinged to the inside of the cleaning groove 8.

This embodiment is through setting up clearance groove 8 and opening and shutting door 9, makes this device have the advantage of convenient clearance debris, and openable door 9 is convenient to clear up the impurity of collection in the collection box 41 through clearance groove 8.

Referring to fig. 3, a plurality of support rods 10 uniformly distributed around the air outlet of the smoke outlet pipe 2 are fixedly connected to the bottom of the inner wall of the recovery box 41, and a prevention cover 11 is fixedly connected to the top of the support rods 10.

This embodiment makes this device have the advantage of avoiding falling back through setting up bracing piece 10 and preventing lid 11, can avoid the inside dust of smoke and dust to fall back to the inside of going out tobacco pipe 2, guarantees the inside clean degree of going out tobacco pipe 2, avoids debris to stop up out tobacco pipe 2.

Referring to fig. 2, a pressure stabilizing valve 12 is fixedly connected to the top of the preheating ring 44, and the pressure stabilizing valve 12 is communicated with an accumulation bin 45.

By arranging the pressure stabilizing valve 12, the device has the advantage of exhausting, can ensure the air pressure in the aggregation bin 45, avoid the situation that the preheating ring 44 is burst due to overlarge air pressure, and ensure the safety and the integrity of the preheating ring 44.

After the smoke is discharged from the smoke outlet pipe 2, the recovery box 41 is utilized to recover the accumulated smoke, then the blocking net 42 is utilized to block solid particles in the smoke, the smoke after coarse filtration is pressurized and warmed up by the increasing pump 43 and discharged to the accumulation bin 45 in the preheating ring 44, and then the high temperature of the smoke in the accumulation bin 45 can be exchanged to the inside of the feed inlet 3 through the heat exchange plates 47 in the exchange holes 46, so that the smelting raw materials in the feed inlet 3 can be preheated by utilizing the high temperature.

Claims

1. The utility model provides an industrial silicon stove retrieves recycling device, includes furnace body (1), goes out tobacco pipe (2), feed inlet (3) and recovery mechanism (4), its characterized in that: the recovery mechanisms (4) are arranged at two sides of the furnace body (1);

recovery mechanism (4) are including collection box (41) of fixed connection in furnace body (1) one side, the inside fixedly connected with of collection box (41) blocks net (42), the top intercommunication of collection box (41) has increase pump (43), the surface cover of feed inlet (3) is equipped with preheats ring (44), gather storehouse (45) have been seted up to the inside of preheats ring (44), the gas outlet of increase pump (43) is through pipeline and gather storehouse (45) intercommunication, exchange hole (46) that extend to the inside of preheats ring (44) have been seted up to the inner wall of feed inlet (3), the quantity of exchange hole (46) is two and the equipartition is in the upper and lower both sides of feed inlet (3) inner wall, exchange hole (46) and gather storehouse (45) intercommunication, the inside fixedly connected with heat exchanger plate (47) of exchange hole (46).

2. The industrial silicon furnace recycling device according to claim 1, wherein: the top of blocking net (42) laminating has adsorbed layer (5), adsorbed layer (5) and blocking net (42) sliding connection.

3. The industrial silicon furnace recycling device according to claim 2, wherein: the utility model discloses a furnace body, including furnace body (1) and recovery case (41), change hole (6) have been seted up to one side that furnace body (1) was kept away from to recovery case (41), one side fixedly connected with pull handle (7) that furnace body (1) was kept away from to adsorbed layer (5), pull handle (7) run through change hole (6) and extend to one side that furnace body (1) was kept away from to recovery case (41) towards one side that furnace body (1) was kept away from.

4. An industrial silicon furnace recycling apparatus according to claim 3, wherein: one side of the recovery box (41) far away from the furnace body (1) is provided with a cleaning groove (8) positioned at the bottom of the replacement hole (6), and the inside of the cleaning groove (8) is hinged with an opening and closing door (9).

5. The industrial silicon furnace recycling device according to claim 4, wherein: the bottom of the inner wall of the recovery box (41) is fixedly connected with a plurality of support rods (10) uniformly distributed around the air outlet of the smoke outlet pipe (2), and the top of each support rod (10) is fixedly connected with a prevention cover (11).

6. The industrial silicon furnace recycling device according to claim 5, wherein: the top of the preheating ring (44) is fixedly connected with a pressure stabilizing valve (12), and the pressure stabilizing valve (12) is communicated with the gathering bin (45).