CN216282824U

CN216282824U - Electric furnace effluent treatment dust exhaust hood

Info

Publication number: CN216282824U
Application number: CN202122614413.7U
Authority: CN
Inventors: 秦燕; 吴来发; 钱冬冬
Original assignee: Hefei Casting and Forging Factory of Anhui Heli Co Ltd
Current assignee: Hefei Casting and Forging Factory of Anhui Heli Co Ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-12
Anticipated expiration: 2031-10-27

Abstract

The utility model provides an electric furnace effluent treatment dust exhaust hood which comprises a casting electric furnace and a tundish, wherein the tundish is arranged on one side of the casting electric furnace, and a casting nozzle is arranged at the top of the casting electric furnace; a dust removal device is arranged right above the tundish and comprises a dust removal cover, a rotating pipe, a fixed pipe and a connecting sleeve, wherein one end of the rotating pipe is fixedly connected with the dust removal cover, and the other end of the rotating pipe is rotatably connected with the connecting sleeve; one end of the fixed pipe is rotatably connected with the rotating pipe, and the other end of the fixed pipe is provided with a purifying device; rotate the dust excluding hood to be in the middle of the package directly over, the electric stove is cast in the slope, pour the metal of molten form into the middle package in, the dust excluding hood gathers and collects the smoke and dust that produces, through rotating tube and fixed pipe with the leading-in purifier of smoke and dust in, the smoke and dust that produces when being convenient for pour the molten form into the middle package collects the back, in the leading-in purifier, prevent that the smoke and dust from polluting operational environment, avoid harmful smoke and dust to influence staff's healthy.

Description

Electric furnace effluent treatment dust exhaust hood

Technical Field

The utility model relates to the technical field of casting equipment, in particular to a dust exhaust hood for effluent treatment of an electric furnace.

Background

The casting electric furnace utilizes a medium frequency induction furnace on the equipment used in the original casting industry, and the casting is a technological process of smelting metal into liquid meeting certain requirements, pouring the liquid into a casting mold, and obtaining a casting with preset shape, size and performance after cooling, solidification and cleaning treatment; in the process of pouring molten metal into a tundish in a traditional casting electric furnace, a large amount of irritant smoke dust can be generated, the working environment is polluted, and workers are easy to generate respiratory diseases.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a dust exhaust hood for effluent treatment of an electric furnace.

The utility model solves the technical problems through the following technical means:

the electric furnace effluent treatment dust exhaust hood comprises a casting electric furnace and a tundish, wherein the tundish is arranged on one side of the casting electric furnace, and a casting nozzle is arranged at the top of the casting electric furnace;

a dust removal device is arranged right above the tundish and comprises a dust removal cover, a rotating pipe, a fixed pipe and a connecting sleeve, wherein one end of the rotating pipe is fixedly connected with the dust removal cover, and the other end of the rotating pipe is rotatably connected with the connecting sleeve; one end of the fixed pipe is rotatably connected with the rotating pipe, and the other end of the fixed pipe is provided with a purifying device.

As an improvement of the technical scheme, the dust removal device further comprises a casting groove, and the casting groove is formed in the dust removal cover.

As an improvement of the above technical solution, the purification device includes a fixed housing, an air exhaust mechanism and a purification mechanism, the fixed tube is fixedly connected with the fixed housing, the air exhaust mechanism is arranged inside the fixed housing, the air exhaust mechanism includes an air exhaust tube and a blower, the upper end of the air exhaust tube is fixedly connected to the top of the fixed housing, and the lower end of the air exhaust tube is provided with the purification mechanism; the outer wall of the exhaust tube is fixedly connected with an air blower.

As an improvement of the above technical scheme, the purification mechanism comprises an air outlet pipe and a purification cavity, the purification cavity is fixedly connected to the bottom of the inner wall of the fixed shell, the air exhaust pipe penetrates through the purification cavity, and the lower end of the air exhaust pipe extends into the bottom of the purification cavity; one end of the air outlet pipe is communicated with the purification cavity, and the other end of the air outlet pipe is communicated with the outside of the fixed shell.

As an improvement of the technical scheme, the purification device further comprises a stirring mechanism, the stirring mechanism comprises a wind wheel, a rotating shaft, a rotating cavity and stirring turbines, the rotating cavity is arranged at the lower end of the exhaust pipe, the rotating cavity is rotatably connected with the rotating shaft in the rotating cavity, the wind wheel is fixedly connected to the outer wall of the middle of the rotating shaft, and the stirring turbines are fixedly connected to the two ends of the rotating shaft.

The utility model has the beneficial effects that: rotate the dust excluding hood to be in the middle of the package directly over, the electric stove is cast in the slope, pour the metal of molten form into the middle package in, the dust excluding hood gathers and collects the smoke and dust that produces, through rotating tube and fixed pipe with the leading-in purifier of smoke and dust in, the smoke and dust that produces when being convenient for pour the molten form into the middle package collects the back, in the leading-in purifier, prevent that the smoke and dust from polluting operational environment, avoid harmful smoke and dust to influence staff's healthy.

Drawings

FIG. 1 is a schematic structural view of a dust exhaust hood for effluent treatment of an electric furnace according to an embodiment of the present invention;

FIG. 2 is a structural sectional view of a dust exhaust hood for effluent treatment of an electric furnace according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the portion A of the dust exhaust hood for the effluent treatment of the electric furnace according to the embodiment of the present invention;

in the figure: 1. casting an electric furnace; 2. a tundish; 3. a dust removal device; 31. a dust hood; 32. rotating the tube; 33. a fixed tube; 34. connecting sleeves; 35. a casting trough; 4. a purification device; 41. fixing the housing; 42. an air extraction mechanism; 421. an air exhaust pipe; 422. a blower; 43. a purification mechanism; 431. an air outlet pipe; 432. a purification chamber; 44. a stirring mechanism; 441. a wind wheel; 442. a rotating shaft; 443. a rotation chamber; 444. the turbine is agitated.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

As shown in fig. 1 and 2, the dust exhaust hood for effluent treatment of the electric furnace in the embodiment comprises a casting electric furnace 1 and a tundish 2, wherein the tundish 2 is arranged on one side of the casting electric furnace 1, and a casting nozzle is arranged at the top of the casting electric furnace 1;

a dust removal device 3 is arranged right above the tundish 2, the dust removal device 3 comprises a dust removal cover 31, a rotating pipe 32, a fixed pipe 33 and a connecting sleeve 34, one end of the rotating pipe 32 is fixedly connected with the dust removal cover 31, and the other end of the rotating pipe is rotatably connected with the connecting sleeve 34; one end of the fixed pipe 33 is rotatably connected to the rotating pipe 32, and the other end is provided with the purification apparatus 4.

Rotate dust excluding hood 31 to dust excluding hood 31 and be in the middle of the package 2 directly over, slope casting electric stove 1, pour the metal of molten form into middle package 2 in, the dust excluding hood 31 gathers and collects the smoke and dust that produces, through rotating tube 32 and fixed pipe 33 with the leading-in purifier 4 of smoke and dust in, the smoke and dust that produces when being convenient for pour molten form into middle package 2 collects the back, leading-in purifier 4 in, prevent that the smoke and dust from polluting operational environment, avoid harmful smoke and dust to influence staff's healthy.

As shown in fig. 1 and 2, in some embodiments, the dust removing device 3 further includes a casting groove 35, and the casting groove 35 is opened in the dust removing cover 31; the casting slot 35 is convenient for the casting nozzle to move in the casting slot 35 when the casting electric furnace 1 inclines, so that the dust hood 31 does not influence the inclined casting of the casting electric furnace 1.

As shown in fig. 1 and 2, in some embodiments, the purification apparatus 4 includes a fixed housing 41, an air exhaust mechanism 42 and a purification mechanism 43, the fixed pipe 33 is fixedly connected with the fixed housing 41, the air exhaust mechanism 42 is disposed inside the fixed housing 41, the air exhaust mechanism 42 includes an air exhaust pipe 421 and a blower 422, the upper end of the air exhaust pipe 421 is fixedly connected to the top of the fixed housing 41, and the lower end is provided with the purification mechanism 43; the outer wall of the exhaust tube 421 is fixedly connected with a blower 422.

The smoke and dust collected by the dust removing device 3 is pumped into the purifying mechanism 43 through the air exhaust mechanism 42 for purification, so that the gas-solid separation of the smoke and dust is facilitated, and the environmental pollution is reduced.

As shown in fig. 1 and 2, in some embodiments, the purification mechanism 43 includes an air outlet pipe 431 and a purification chamber 432, the purification chamber 432 is fixedly connected to the bottom of the inner wall of the fixed housing 41, the air exhaust pipe 421 penetrates through the purification chamber 432, and the lower end of the air exhaust pipe 421 extends into the bottom of the purification chamber 432; one end of the outlet pipe 431 is communicated with the purification chamber 432, and the other end is communicated with the outside of the fixed housing 41.

The lower end of the exhaust tube 421 is inserted into the purification chamber 432, so that the gas containing smoke can be fully absorbed, and the outlet tube 431 is arranged at the top of the purification chamber 432, so that the purified gas can be discharged conveniently.

As shown in fig. 2 and 3, in some embodiments, the purification apparatus 4 further includes an agitation mechanism 44, the agitation mechanism 44 includes a wind wheel 441, a rotation shaft 442, a rotation cavity 443, and an agitation turbine 444, the rotation cavity 443 is disposed at a lower end of the suction pipe 421, the rotation shaft 442 is rotatably connected to an inside of the rotation cavity 443, the wind wheel 441 is fixedly connected to an outer wall of a middle portion of the rotation shaft 442, and the agitation turbine 444 is fixedly connected to both ends of the rotation shaft 442.

The blower 422 pushes the airflow to enter the rotating cavity 443 to drive the wind wheel 441 in the rotating cavity 443 to rotate, so that the stirring turbine 444 rotates to crush the bubbles generated by the airflow at the lower end of the exhaust tube 421, so that the bubbles become small, and the solution in the purifying cavity 432 can fully absorb the smoke particles in the bubbles.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are 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 examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The electric furnace effluent treatment dust exhaust hood comprises a casting electric furnace (1) and a tundish (2), wherein the tundish (2) is arranged on one side of the casting electric furnace (1), and a casting nozzle is arranged at the top of the casting electric furnace (1); the method is characterized in that:

a dust removal device (3) is arranged right above the tundish (2), the dust removal device (3) comprises a dust removal cover (31), a rotating pipe (32), a fixed pipe (33) and a connecting sleeve (34), one end of the rotating pipe (32) is fixedly connected with the dust removal cover (31), and the other end of the rotating pipe is rotatably connected with the connecting sleeve (34); one end of the fixed pipe (33) is rotatably connected with the rotating pipe (32), and the other end is provided with a purifying device (4).

2. The electric furnace effluent treatment dust exhaust hood according to claim 1, characterized in that: the dust removal device (3) further comprises a casting groove (35), and the casting groove (35) is formed in the dust removal cover (31).

3. The electric furnace effluent treatment dust exhaust hood according to claim 1, characterized in that: the purification device (4) comprises a fixed shell (41), an air exhaust mechanism (42) and a purification mechanism (43), the fixed pipe (33) is fixedly connected with the fixed shell (41), the air exhaust mechanism (42) is arranged inside the fixed shell (41), the air exhaust mechanism (42) comprises an air exhaust pipe (421) and an air blower (422), the upper end of the air exhaust pipe (421) is fixedly connected to the top of the fixed shell (41), and the lower end of the air exhaust pipe is provided with the purification mechanism (43); the outer wall of the air exhaust pipe (421) is fixedly connected with an air blower (422).

4. The electric furnace effluent treatment dust exhaust hood according to claim 3, characterized in that: the purification mechanism (43) comprises an air outlet pipe (431) and a purification cavity (432), the purification cavity (432) is fixedly connected to the bottom of the inner wall of the fixed shell (41), the air exhaust pipe (421) penetrates through the purification cavity (432), and the lower end of the air exhaust pipe (421) extends into the bottom of the purification cavity (432); one end of the air outlet pipe (431) is communicated with the purification cavity (432), and the other end of the air outlet pipe is communicated with the outside of the fixed shell (41).

5. The electric furnace effluent treatment dust exhaust hood according to claim 3, characterized in that: the purification device (4) further comprises a stirring mechanism (44), the stirring mechanism (44) comprises a wind wheel (441), a rotating shaft (442), a rotating cavity (443) and a stirring turbine (444), the rotating cavity (443) is arranged at the lower end of the exhaust pipe (421), the rotating cavity (443) is rotatably connected with the rotating shaft (442) inside, the wind wheel (441) is fixedly connected to the outer wall of the middle of the rotating shaft (442), and the stirring turbine (444) is fixedly connected to the two ends of the rotating shaft (442).