CN210602837U

CN210602837U - Clean high-efficient type electric melting furnace dust collector

Info

Publication number: CN210602837U
Application number: CN201921139443.3U
Authority: CN
Inventors: 闫松涛; 田广朝; 王东浩; 闫铭鑫
Original assignee: Henan Yu Huadian Melting Technology Co ltd
Current assignee: Henan Yu Huadian Melting Technology Co ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-05-22
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a clean and efficient dust removal device for an electric melting furnace, which comprises a support seat arranged at two sides of the electric melting furnace and a cylinder expansion device arranged at the upper end of the support seat, wherein the cylinder expansion device is connected to a dust removal sleeve; the dust removal sleeve is sleeved on the dust collection cover in a vertically sliding manner; the upper end of the dust hood is connected with a dust removal pipe; the dust removal pipe is connected to the dust collection cavity; the dust collection cavity is connected to the fan through an air inlet pipe; a smoke exhaust tube is arranged on the fan; the utility model discloses the technical scheme who takes has solved current electric melting furnace dust collector's dust excluding hood and the problem that electric melting furnace relative position is difficult to the regulation to and current dust collector takes out the dust back simple processing and just directly discharges to leading to discharging the great problem of pollution in the external environment.

Description

Clean high-efficient type electric melting furnace dust collector

Technical Field

The utility model relates to a refractory material production facility technical field, concretely relates to clean high-efficient type electric melting furnace dust collector.

Background

The electric melting furnace is equipment commonly used in the production process of refractory materials, but a large amount of dust can be generated in the working process of the electric melting furnace, and if the dust is not removed in time, the electric melting furnace not only pollutes the workshop environment but also influences the health of operators. In order to shift the dust of collecting the electric melting furnace production, begin to adopt some dust collector, through at the fixed suction hood in electric melting furnace top, be connected to the fan through the tuber pipe with the suction hood again, through the fan effect, in time take away the dust of electric melting furnace top. However, the dust hood of the dust removing device of the existing electric melting furnace is fixed in position and difficult to adjust, if the dust hood is arranged too close to the electric melting furnace, the electric melting furnace is inconvenient to operate and maintain, and if the dust hood is arranged far away from the electric melting furnace, dust is easy to fly when dust collection is stopped, so that secondary pollution is caused; and the existing dust removal device simply processes the dust after being pumped away and then discharges the dust to the external environment, thus causing the problem of great emission pollution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clean high-efficient type electric melting furnace dust collector solves the problem that current electric melting furnace dust collector's suction hood and electric melting furnace relative position are difficult to the regulation to and current dust collector takes out the dust back simple processing and just directly discharges to leading to discharging the great problem of pollution in the external environment.

In order to solve the technical problem, the utility model adopts the following technical scheme: a clean and efficient dust removal device for an electric melting furnace comprises supporting seats arranged on two sides of the electric melting furnace and an air cylinder expansion device arranged at the upper end of the supporting seats, wherein the air cylinder expansion device is connected to a dust removal sleeve; the dust removal sleeve is sleeved on the dust collection cover in a vertically sliding manner; the upper end of the dust hood is connected with a dust removal pipe; the dust removal pipe is connected to the dust collection cavity; the dust collection cavity is connected to the fan through an air inlet pipe; a smoke exhaust tube is arranged on the fan;

furthermore, the inner wall of the dust removal sleeve is axially provided with a convex edge; the number of the convex ribs is at least two; the outer wall of the dust removal sleeve is symmetrically provided with connecting lugs;

furthermore, a sliding groove is formed in the side wall of the convex edge; a bulge extends downwards from the edge of the lower end of the dust hood; the side wall of the bulge is provided with a sliding block; the sliding block is connected in the sliding groove in a sliding manner;

furthermore, the cylinder telescopic device comprises a cylinder, a telescopic rod and a connector; the cylinder is fixedly arranged on the supporting seat; one end of the telescopic rod is connected with the air cylinder, and the other end of the telescopic rod is fixedly connected with the connector; the connector is connected with the connecting lug;

furthermore, the dust collecting cavity comprises a cavity body and a top cover arranged on the cavity body; a discharge hole is formed in the bottom of the cavity; a filter plate and a collecting cylinder are fixedly arranged on the lower surface of the top cover;

further, the filter plate comprises a first filter plate and a second filter plate; the first filter plate is opposite to the dust removal pipe; the second filter plate is opposite to the air inlet pipe; the collecting cylinder is arranged between the first filter plate and the second filter plate;

a through hole is formed in the side wall of the collecting cylinder; the collecting cylinder is hollow and is internally provided with a fixed rod; the fixing rod is provided with a spiral sheet.

Compared with the prior art, the beneficial effects of the utility model are one of following at least:

1. the dust hood is fixed at a proper height above the electric melting furnace, and the dust removing sleeve 4 can adjust the relative distance between the dust hood and the electric melting furnace;

2. the dust removal sleeve is sleeved on the dust collection cover in a vertically sliding manner, and the dust removal sleeve can be flexibly and stably jacked up or pulled down through the cylinder telescopic device;

3. when the dust removal device is used, the dust removal sleeve is moved downwards to a proper height close to the electric melting furnace 1 by using the air cylinder telescopic device, so that the condition of secondary pollution caused by dust diffusion is reduced, and when the electric melting furnace needs to be operated and overhauled, the dust removal sleeve is jacked upwards by using the air cylinder telescopic device, so that the dust removal sleeve and the electric melting furnace are separated by a proper distance, and the operation is convenient;

4. the dust collecting cavity connected with the dust collecting pipe can separate large particle dust raw materials and small particle dust, the large particle dust raw materials can be collected and then used as reprocessed raw materials, and the small particle dust is directly discharged to the environment after being captured by the dust collecting cavity, so that the environmental pollution is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention when the dust removing sleeve is in one state.

Fig. 2 is a schematic structural view of the present invention when the dust removing sleeve is in another state.

Fig. 3 is a schematic view of a part of the structure of the present invention.

FIG. 4 is a top view of a dusting sleeve.

Fig. 5 is a schematic view of the dust collecting chamber.

In the drawings: 1. an electric melting furnace; 2. a supporting seat; 3. a cylinder extension device; 4. a dust removal sleeve; 5. a dust hood; 6. a dust removal pipe; 7. a dust collection chamber; 71. a cavity; 72. a top cover; 8. an air inlet pipe; 9. a fan; 10. a smoke exhaust tube; 11. a rib; 12. connecting lugs; 13. a chute; 14. a protrusion; 15. a slider; 16. a cylinder; 17. a telescopic rod; 18. a connector; 19. a first filter plate; 20. a second filter plate; 21. a collection canister; 22. fixing the rod; 23. a spiral sheet; 24. and a through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1: as shown in fig. 1 and 2, the dust removing device of the clean and efficient electric melting furnace 1 comprises supporting seats 2 arranged at two sides of the electric melting furnace 1 and a cylinder expansion device 3 arranged at the upper end of the supporting seat 2, wherein the cylinder expansion device 3 is connected to a dust removing sleeve 4; the dust removal sleeve 4 is sleeved on the dust hood 5 in a vertically sliding manner; the upper end of the dust hood 5 is connected with a dust removal pipe 6; the dust removal pipe 6 is connected to a dust collection chamber 7; the dust collection cavity 7 is connected to a fan 9 through an air inlet pipe 8; a smoke exhaust tube 10 is arranged on the fan 9; in the embodiment, the dust removal sleeve 4 is made of a conventional heat-resistant material, has enough mechanical strength, and can be made of any reasonable material; the fan 9 is a conventional fan 9 model and is electrically connected to an external power supply.

The dust hood 5 is fixed at a proper height position above the electric melting furnace 1, and the dust removing sleeve 4 can adjust the relative distance between the dust hood 5 and the electric melting furnace 1; the dust removal sleeve 4 is sleeved on the dust hood 5 in a vertically sliding manner, and the dust removal sleeve 4 can be flexibly and stably jacked up or pulled down through the cylinder expansion device 3; when the dust removal device is used, the dust removal sleeve 4 is moved downwards to a proper height close to the electric melting furnace 1 by using the air cylinder telescopic device 3, so that the secondary pollution caused by dust diffusion is reduced, and when the electric melting furnace 1 needs to be operated and overhauled, the dust removal sleeve 4 is jacked upwards by using the air cylinder telescopic device 3, so that the dust removal sleeve 4 and the electric melting furnace 1 are separated by a proper distance, and the operation is convenient; the dust collecting cavity 7 connected with the dust collecting pipe 6 can separate large particle dust raw materials and small particle dust, the large particle dust raw materials can be used as reprocessed raw materials after being collected, and the small particle dust is directly discharged into the environment after being captured by the dust collecting cavity 7, so that the environmental pollution is reduced.

As shown in fig. 3 and 4, the inner wall of the dusting sleeve 4 is axially provided with a rib 11; the number of the convex ribs 11 is at least two; the outer wall of the dust removing sleeve 4 is symmetrically provided with connecting lugs 12; in this embodiment, the radial symmetry of bead 11 sets up on dust removal sleeve 4, and the slip connection about being convenient for dust removal sleeve 4 can be steadily with suction hood 5, and engaging lug 12 is used for connecting cylinder telescoping device 3, improves the stability of connecting, improves the gliding stability from top to bottom of dust removal sleeve 4.

As shown in fig. 3 and 4, the side wall of the rib 11 is provided with a sliding groove 13; a bulge 14 extends downwards from the edge of the lower end of the dust hood 5; the side wall of the bulge 14 is provided with a slide block 15; the sliding block 15 is connected in the sliding groove 13 in a sliding way; the bulge 14 is arranged at the lower edge of the dust hood 5, and the inner wall of the dust removal sleeve 4 can be connected with the lower edge of the dust hood 5 in a vertical sliding manner by sliding the slide block 15 in the sliding chute 13; in the embodiment, two ends of the sliding chute 13 are provided with conventional stop blocks; the stop block is larger than the slide block 15, so that the slide block 15 is prevented from falling off from the upper end and the lower end of the slide groove 13; the stopper is also provided with a hole, and when the sliding block 15 slides in the sliding groove 13, dust falling in the sliding groove 13 can be extruded out.

As shown in fig. 4, the cylinder expansion device 3 includes a cylinder 16, an expansion link 17 and a connector 18; the air cylinder 16 is fixedly arranged on the supporting seat 2; one end of the telescopic rod 17 is connected with the air cylinder 16, and the other end of the telescopic rod is fixedly connected with the connector 18; the connector 18 is connected with the connecting lug 12; the cylinder 16 that adopts in this embodiment is conventional electric cylinder 16, and the electricity is connected to external power supply, and cylinder 16 drives telescopic link 17 reciprocating motion, through the fixed action of connector 18 and engaging lug 12 right, drives dust removal sleeve 4 and reciprocates. In the embodiment, the connection between the engaging lug 12 and the connector 18 is fixed by a conventional bolt and nut, which is convenient for disassembly and maintenance, and can also adopt any other reasonable connection form as required.

As shown in fig. 5, the dust collecting chamber 7 comprises a chamber 71 and a top cover 72 arranged on the chamber 71; a discharge hole is formed in the bottom of the cavity 71; a filter plate and a collecting cylinder 21 are fixedly arranged on the lower surface of the top cover 72; the filter plate is used for filtering the large granule dust to collect the large granule material in cavity 71, concentrate the transfer through the discharge gate, carry out the reutilization, collecting vessel 21 is used for collecting the tiny particle dust, reduces and discharges, uses a period, takes off top cap 72, carries out clean maintenance to filter plate and collecting vessel 21. The top cover 72 can be connected with the cavity 71 through any reasonable detachable connection with good sealing performance at the joint.

The filter plates comprise a first filter plate 19 and a second filter plate 20; the first filter plate 19 is arranged opposite to the dust removal pipe 6; the second filter plate 20 is arranged opposite to the air inlet pipe 8; the collecting cylinder 21 is arranged between the first filter plate 19 and the second filter plate 20; the first filter plate 19 is opposite to the dust removal pipe 6, and when air mixed with large and small particle dust enters the cavity 71, the first filter plate 19 can separate a part of large particle materials and enter the lower conical part; the second filter plate 20 is capable of further filtering large particle dust as the flue gas exits the collection chamber.

A through hole 24 is formed in the side wall of the collecting cylinder 21; the collecting cylinder 21 is hollow, and a fixing rod 22 is arranged in the collecting cylinder 21; the fixing rod 22 is provided with a spiral sheet 23; in the air tangent line entering collector cylinder 21 that has partial large granule material and tiny particle dust, tiny particle dust is because volume and weight are little, and the flight 23 in the collector cylinder 21 produces centrifugal force to the flue gas, and tiny particle material is thrown away, thereby falls in the improvement of collector cylinder 21 bottom and to the filtration collection efficiency of tiny particle dust, reduces and discharges the pollution.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides a clean high-efficient type electric melting furnace dust collector, including setting up supporting seat (2) and cylinder telescoping device (3) of setting in supporting seat (2) upper end in electric melting furnace (1) both sides, its characterized in that: the cylinder (16) telescopic device (3) is connected to the dust removal sleeve (4); the dust removal sleeve (4) is sleeved on the dust hood (5) in a vertically sliding manner; the upper end of the dust hood (5) is connected with a dust removal pipe (6); the dust removal pipe (6) is connected to the dust collection cavity (7); the dust collection cavity (7) is connected to a fan (9) through an air inlet pipe (8); and a smoke exhaust tube (10) is arranged on the fan (9).

2. The dust removing device of the electric melting furnace of claim 1, wherein: the inner wall of the dust removal sleeve (4) is axially provided with a convex rib (11); the number of the convex ribs (11) is at least two; the outer wall of the dust removal sleeve (4) is symmetrically provided with connecting lugs (12).

3. The dust removing device of the electric melting furnace of claim 2, wherein: the side wall of the convex rib (11) is provided with a sliding groove (13); a bulge (14) extends downwards from the edge of the lower end of the dust hood (5); a sliding block (15) is arranged on the side wall of the bulge (14); the sliding block (15) is connected in the sliding groove (13) in a sliding way.

4. The dust removing device of the electric melting furnace of claim 2, wherein: the cylinder telescopic device (3) comprises a cylinder (16), a telescopic rod (17) and a connector (18); the air cylinder (16) is fixedly arranged on the supporting seat (2); one end of the telescopic rod (17) is connected with the air cylinder (16), and the other end of the telescopic rod is fixedly connected with the connector (18); the connector (18) is connected with the connecting lug (12).

5. The dust removing device of the electric melting furnace of claim 1, wherein: the dust collection cavity (7) comprises a cavity body (71) and a top cover (72) arranged on the cavity body (71); a discharge hole is formed in the bottom of the cavity (71); and a filter plate and a collecting cylinder (21) are fixedly arranged on the lower surface of the top cover (72).

6. The dust removing device of the electric melting furnace of claim 5, wherein: the filter plates comprise a first filter plate (19) and a second filter plate (20); the first filter plate (19) is arranged opposite to the dust removal pipe (6); the second filter plate (20) is arranged opposite to the air inlet pipe (8); the collection cylinder (21) is arranged between the first filter plate (19) and the second filter plate (20).

7. The dust removing device of the electric melting furnace of claim 6, wherein: a through hole (24) is formed in the side wall of the collecting cylinder (21); the collecting cylinder (21) is hollow, and a fixing rod (22) is arranged in the collecting cylinder (21); the fixing rod (22) is provided with a spiral sheet (23).