Dedusting telescopic closed smoke hood for silicon carbide smelting furnace

Abstract

The utility model relates to the technical field of silicon carbide smelting, in particular to a silicon carbide smelting furnace dust removal telescopic closed smoke hood which comprises an adjusting frame, one end of the adjusting frame is fixedly connected with a cleaning frame, the bottom of the cleaning frame is fixedly connected with a cleaning machine base, and one end of the cleaning frame is fixedly connected with a limiting frame. A transmission frame is arranged on the surface of the cleaning frame, a closed outer cover is arranged at one end of the adjusting frame, and electric push rods are arranged on the two sides of the surface of the closed outer cover. Through the arrangement of the adjusting frame, the cleaning frame, the transmission frame, the closed outer cover, the electric push rod, the closed inner cover, the sealing ring, the adjusting seat, the adjusting rack, the driving motor, the transmission belt, the driving gear and the driven gear set, the equipment can perform more stable and firmer closed operation of the telescopic silicon carbide smelting furnace; a worker firstly fixedly installs the whole adjusting frame at the top position of the silicon carbide smelting furnace.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon carbide smelting, in particular to a dust removal telescopic closed fume hood for a silicon carbide smelting furnace. Background Art

[0002] Silicon carbide is an inorganic substance with the chemical formula SiC. It is made from quartz sand, petroleum coke, sawdust and other raw materials through high-temperature smelting in a resistance furnace. Silicon carbide is a semiconductor that exists in nature in the form of the extremely rare mineral moissanite. Among non-oxide high-tech refractory raw materials such as C, N, and B, silicon carbide is the most widely used and economical one, and can be called diamond sand or refractory sand.

[0003] For example, the patent document with the announcement number CN 207668150 U discloses a silicon carbide smoke gas recovery hood, the entire frame of the hood is welded with a steel pipe hood bracket, and water is circulated in the steel pipe for cooling, the steel pipe has a diameter of 48mm and a thickness of 3mm; and an iron sheet is welded on the hood bracket, the thickness of the iron sheet is 1.8mm; the inner surface of the iron sheet is coated with a layer of high-temperature resistant fiber cloth, and the high-temperature resistant fiber cloth is fixed with a wire mesh. The existing smelting furnace in silicon carbide smelting is open, resulting in unorganized emission of waste gas and environmental pollution. The utility model is innovative, adding a hood to the smelting furnace in silicon carbide smelting, and the exhaust gas is discharged in an organized manner through the action of the hood, and the pollution is reduced to a minimum through a series of exhaust gas treatment devices, which meets the requirements of environmental protection and avoids physical harm to operators.

[0004] However, in actual use, this structure is often unable to perform more stable and sealed adjustment operations on the telescopic smoke hood of the silicon carbide smelting furnace, resulting in leakage problems at the joints of the hood. At the same time, the equipment is unable to perform rapid cleaning and maintenance operations on the inner wall of the smoke hood, and cannot meet daily use needs. Therefore, it is urgent to design a dust-removing telescopic and closed smoke hood for a silicon carbide smelting furnace to solve the above problems. Summary of the invention

[0005] The purpose of the utility model is to provide a telescopic and closed smoke hood for dust removal of a silicon carbide smelting furnace, so as to solve the problem that the existing structure proposed in the above background technology is often unable to perform a more stable and sealed telescopic smoke hood adjustment operation of the silicon carbide smelting furnace during actual use, resulting in leakage at the joints of the hood. At the same time, the equipment is unable to perform rapid cleaning and maintenance operations on the inner wall of the smoke hood, and cannot meet daily use needs.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a telescopic closed fume hood for dust removal of a silicon carbide smelting furnace, comprising an adjusting frame, one end of the adjusting frame is fixedly connected to a cleaning frame, the bottom of the cleaning frame is fixedly connected to a cleaning machine base, one end of the cleaning frame is fixedly connected to a limiting frame, and a transmission frame is arranged on the surface of the cleaning frame;

[0007] A sealed outer cover is provided at one end of the adjustment frame, and electric push rods are provided on both sides of the surface of the sealed outer cover.

[0008] Preferably, the sealed outer cover is movably connected to a sealed inner cover, and a sealing ring is provided on the surface of the sealed inner cover.

[0009] Preferably, an adjustment seat is fixedly connected to the back side of the sealed outer cover, and adjustment racks are arranged on both sides of the adjustment seat.

[0010] Preferably, a driving motor is disposed on one end of the surface of the transmission frame, and a driving belt is disposed on the bottom of the driving motor.

[0011] Preferably, a driving gear is fixedly connected to the bottom end of the driving motor, and a driven gear set is provided at one end of the bottom of the transmission belt away from the driving gear.

[0012] Preferably, a spray ring seat is arranged at the edge of the cleaning machine base, a rotating disk is arranged at the inner center of the cleaning machine base, and a rotating scraper is arranged on the surface of the rotating disk.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The silicon carbide smelting furnace dust removal telescopic closed smoke hood can make the equipment perform more stable and firm telescopic silicon carbide smelting furnace closed operation through the arranged adjustment frame, cleaning frame, transmission frame, closed outer cover, electric push rod, closed inner cover, sealing ring, adjustment seat, adjustment rack, drive motor, transmission belt, drive gear and driven gear set. In the actual use process, the staff first fixes the adjustment frame as a whole on the top position of the silicon carbide smelting furnace, so that the closed outer cover at one end of the adjustment frame is connected to the top position of the furnace body. When it is used in the silicon carbide smelting furnace daily, the driving motor on the top of the transmission frame can be started. , so that the transmission belt drives the driving gear and the driven gear set to perform adaptive driving operations on the adjustment racks on both sides of the adjustment seat, so that the adjustment seat drives the sealed outer cover as a whole to perform rapid telescopic adjustment operations back and forth inside the adjustment frame, thereby realizing the sealed opening and closing operation of the top of the silicon carbide smelting furnace. At the same time, when the sealed outer cover is docked to the top of the silicon carbide smelting furnace, the electric push rods on both sides of the surface of the sealed outer cover can be started synchronously to drive the sealed inner cover inside the sealed outer cover to press down, and a stable sealing operation is performed at the sealing ring at the edge of the sealed inner cover to improve the overall sealing effect of the equipment, reflecting the practicality of the equipment design.

[0015] The telescopic closed fume hood for dust removal of silicon carbide smelting furnace further improves the overall use effect of the equipment by means of the arranged adjustment frame, cleaning frame, cleaning machine base, limit frame, closed outer cover, spray ring base, rotating disk and rotating scraper. In daily use, when the closed outer cover is driven by the adjustment seat to come into the cleaning frame at one end of the adjustment frame, the adjustment seat and the adjustment rack on the back of the closed outer cover can be inserted into the interior of the limit frame, thereby realizing the limit fixing operation of the closed outer cover as a whole. At the same time, the bottom wall of the closed outer cover inside the cleaning frame can be sprayed and cleaned by the spray ring base first, and then the rotating disk can be started, so that the rotating scraper of the rotating disk can quickly scrape and clean the closed inner cover position at the bottom of the cleaning frame, thereby ensuring the cleanliness of the closed outer cover each time, which reflects the comprehensiveness of the equipment design. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0017] Figure 2 It is an overall schematic diagram of the drive motor structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the overall structure of the closed outer cover of the utility model;

[0019] Figure 4 It is an overall schematic diagram of the cleaning machine base structure of the utility model.

[0020] In the figure: 1. adjustment frame; 2. cleaning frame; 3. cleaning machine base; 4. limit frame; 5. transmission frame; 6. closed outer cover; 7. electric push rod; 8. closed inner cover; 9. sealing ring; 10. adjustment seat; 11. adjustment rack; 12. driving motor; 13. transmission belt; 14. driving gear; 15. driven gear set; 16. spray ring seat; 17. rotating disk; 18. rotating scraper. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 , an embodiment provided by the utility model:

[0023] A telescopic closed smoke hood for dust removal of a silicon carbide smelting furnace comprises an adjusting frame 1, one end of the adjusting frame 1 is fixedly connected to a cleaning frame 2, the bottom of the cleaning frame 2 is fixedly connected to a cleaning machine base 3, one end of the cleaning frame 2 is fixedly connected to a limiting frame 4, a transmission frame 5 is arranged on the surface of the cleaning frame 2, a driving motor 12 is arranged on one end of the surface of the transmission frame 5, a driving belt 13 is arranged on the bottom of the driving motor 12, a driving gear 14 is fixedly connected to the bottom of the driving motor 12, and a driving belt 13 is arranged on the end of the bottom of the driving belt 13 away from the driving gear 14. A driven gear set 15 is provided, a spray ring seat 16 is provided on the edge of the cleaning machine base 3, a rotating disk 17 is provided at the inner center of the cleaning machine base 3, and a rotating scraper 18 is provided on the surface of the rotating disk 17. The bottom wall of the sealed outer cover 6 inside the cleaning frame 2 can be sprayed and cleaned by the spray ring seat 16 first, and then the rotating disk 17 is started, so that the rotating scraper 18 of the rotating disk 17 can quickly scrape and clean the bottom sealed inner cover 8 of the cleaning frame 2 to ensure the cleanliness of the sealed outer cover 6 each time.

[0024] A sealed outer cover 6 is provided at one end of the adjustment frame 1, electric push rods 7 are provided on both sides of the surface of the sealed outer cover 6, a sealed inner cover 8 is movably connected inside the sealed outer cover 6, a sealing ring 9 is provided on the surface of the sealed inner cover 8, an adjustment seat 10 is fixedly connected to the back of the sealed outer cover 6, and adjustment racks 11 are provided on both sides of the adjustment seat 10. The driving motor 12 on the top of the transmission frame 5 is started, so that the transmission belt 13 drives the driving gear 14 and the driven gear set 15 to perform adaptive driving operations on the adjustment racks 11 on both sides of the adjustment seat 10, so that the adjustment seat 10 drives the sealed outer cover 6 as a whole to perform rapid telescopic adjustment operations back and forth inside the adjustment frame 1, thereby realizing the sealed opening and closing operation of the top of the silicon carbide smelting furnace.

[0025] Working principle: When in use, the user first fixes the adjustment frame 1 as a whole on the top position of the silicon carbide smelting furnace, so that the closed outer cover 6 at one end of the adjustment frame 1 is connected to the top position of the furnace body. When it is used in the silicon carbide smelting furnace daily, the driving motor 12 on the top of the transmission frame 5 can be started, so that the transmission belt 13 drives the driving gear 14 and the driven gear set 15 to perform adaptive driving operations on the adjustment racks 11 on both sides of the adjustment seat 10, so that the adjustment seat 10 drives the closed outer cover 6 as a whole to perform rapid telescopic adjustment operations back and forth inside the adjustment frame 1, thereby realizing the closed opening and closing operation of the top of the silicon carbide smelting furnace. At the same time, when the closed outer cover 6 is connected to the top of the silicon carbide smelting furnace, the electric push rods 7 on both sides of the surface of the closed outer cover 6 can be started synchronously to drive the closed outer cover 6 inside the closed outer cover 6. The closed inner cover 8 is pressed down, and a stable sealing operation is performed through the sealing ring 9 on the edge of the closed inner cover 8 to improve the overall sealing effect of the equipment. In daily use, when the closed outer cover 6 is driven by the adjusting seat 10 to come into the cleaning frame 2 at one end of the adjusting frame 1, the adjusting seat 10 and the adjusting rack 11 on the back of the closed outer cover 6 can be inserted into the interior of the limiting frame 4, thereby realizing the limiting and fixing operation of the entire closed outer cover 6. At the same time, the bottom wall of the closed outer cover 6 inside the cleaning frame 2 can first be sprayed and cleaned through the spray ring seat 16, and then the rotating disk 17 is started, so that the rotating scraper 18 of the rotating disk 17 quickly scrapes and cleans the closed inner cover 8 position at the bottom of the cleaning frame 2 to ensure the cleanliness of the closed outer cover 6 each time. The above is the entire working principle of the utility model.

[0026] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A telescopic and sealed hood for dust removal of a silicon carbide smelting furnace, comprising an adjustment frame (1), characterized in that: One end of the adjustment frame (1) is fixedly connected to a cleaning frame (2), the bottom of the cleaning frame (2) is fixedly connected to a cleaning machine base (3), one end of the cleaning frame (2) is fixedly connected to a limiting frame (4), and a transmission frame (5) is provided on the surface of the cleaning frame (2); A sealed outer cover (6), wherein one end of the adjustment frame (1) is provided with a sealed outer cover (6), and electric push rods (7) are provided on both sides of the surface of the sealed outer cover (6).

2. The telescopic and sealed hood for dust removal of silicon carbide smelting furnace according to claim 1, characterized in that: The sealed outer cover (6) is movably connected to a sealed inner cover (8) inside, and a sealing ring (9) is provided on the surface of the sealed inner cover (8).

3. The telescopic and sealed hood for dust removal of silicon carbide smelting furnace according to claim 1, characterized in that: An adjustment seat (10) is fixedly connected to the back side of the sealed outer cover (6), and adjustment racks (11) are provided on both sides of the adjustment seat (10).

4. The telescopic and sealed hood for dust removal of silicon carbide smelting furnace according to claim 1, characterized in that: A driving motor (12) is arranged at one end of the surface of the driving frame (5), and a driving belt (13) is arranged at the bottom of the driving motor (12).

5. The telescopic and sealed hood for dust removal of silicon carbide smelting furnace according to claim 4, characterized in that: The bottom end of the driving motor (12) is fixedly connected to a driving gear (14), and a driven gear set (15) is provided at one end of the bottom of the transmission belt (13) away from the driving gear (14).

6. The telescopic and sealed hood for dust removal of silicon carbide smelting furnace according to claim 1, characterized in that: A spray ring seat (16) is arranged at the edge of the cleaning machine base (3), a rotating disk (17) is arranged at the inner center of the cleaning machine base (3), and a rotating scraper (18) is arranged on the surface of the rotating disk (17).

Images