CN215930575U

CN215930575U - Air blowing device for roasting furnace

Info

Publication number: CN215930575U
Application number: CN202122522078.8U
Authority: CN
Inventors: 杨建伟; 丁建亚; 蒋国庆
Original assignee: Changzhou Yongxiang Chemical Co ltd
Current assignee: Changzhou Yongxiang Chemical Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-03-01
Anticipated expiration: 2031-10-20

Abstract

The application relates to a bake burning furnace field over a slow fire, and disclose a gas blowing device for burning furnace over a slow fire, including baking over a slow fire, the right side fixed surface who bakes over a slow fire installs the inlet box, has seted up the cavity in the back lateral wall of inlet box, is equipped with in the cavity to run through and extend to the outside wind direction mechanism of inlet box, and the left side intercommunication of inlet box has the intake pipe, and fixed mounting has the dust screen in the intake pipe. This gas blowing device for roasting furnace, work through the air inlet fan, inhale the outside air, and make the air flow to the inlet box in, and get into the roasting furnace through the inlet box, when the air flow is in the roasting furnace, the power part work in the wind direction mechanism, and drive the wind vane that is located the inlet box through drive disk assembly and rotate, and along with the up-and-down reciprocating motion of moving part, the angle constantly changes, make and flow into the interior air of roasting furnace from the inlet box, finally flow to different positions in the roasting furnace, and then guarantee that the gas in the roasting furnace is even, improve the pyrite calcination effect, improve the quality of iron powder.

Description

Air blowing device for roasting furnace

Technical Field

The application relates to the technical field of roasting furnaces, in particular to a blowing device for a roasting furnace.

Background

The roasting furnace is a machine which can obviously reduce the sintering temperature and greatly reduce the energy consumption, is greatly helpful for protecting the environment and improving the efficiency, can also shorten the time, and is mainly used for synthesizing and roasting various inorganic powder, sintering various inorganic material products or devices, melting and thermally treating metals, reducing metal oxide ore by carbon heat and the like.

In the calcining process of the calcining furnace, combustion-supporting air needs to be continuously introduced into the calcining furnace to ensure calcining, and a blowing device needs to be used when the combustion-supporting air is introduced, but the existing blowing device has certain defects when in use.

In the process of introducing combustion-supporting gas into a roasting furnace, the conventional blowing device generally only concentrates one position for gas inlet, so that the gas introduced into the roasting furnace is not uniformly distributed, the calcination is not uniform, and the calcination efficiency of the roasting furnace is influenced.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, this application provides a gas blowing device for burning furnace possesses the even advantage of admitting air, has solved current gas blowing device and has generally only concentrated a position and admit air, leads to the gas distribution in the burning furnace inhomogeneous, leads to calcining inhomogeneous, and then influences the problem of the calcination efficiency of burning furnace.

In order to achieve the above purpose, the present application provides the following technical solutions: the air blowing device for the roasting furnace comprises a roasting furnace, wherein an air inlet box is fixedly installed on the surface of the right side of the roasting furnace, a cavity is formed in the rear side wall of the air inlet box, a wind direction mechanism penetrating through and extending to the outside of the air inlet box is arranged in the cavity, the right side of the air inlet box is communicated with an air inlet pipe, a dust screen is fixedly installed in the air inlet pipe, and an air inlet fan located on the left side of the dust screen is fixedly installed in the air inlet pipe.

The wind direction mechanism includes the motor of fixed mounting in the inlet box upper surface, the output shaft department fixed mounting of motor has the reciprocal lead screw that runs through and extend to the cavity inside, the surface threaded connection of reciprocal lead screw has the slider, the left side fixed surface of slider installs the rack, swing joint has the connecting rod that runs through and extend to the inlet box inner chamber in the cavity, the rear surface fixed mounting of connecting rod has the gear with rack toothing, the fixed surface of connecting rod installs the wind vane that is located the inlet box inner chamber.

Further, the air inlet box is a hollow box body with through holes formed in the surfaces of the left side and the right side, the size of the left side opening of the air inlet box is larger than that of the right side opening of the air inlet box, and the right side of the inner cavity of the air inlet box is in a circular truncated cone shape.

Through adopting above-mentioned technical scheme, guarantee that the air can flow to bigger scope through the great opening in left side after the less opening in right side gets into.

Further, the diameter of the opening of the air inlet pipe is the same as that of the opening on the right side of the air inlet box, and the right side surface of the dust screen is flush with the right side surface of the air inlet pipe.

Through adopting above-mentioned technical scheme, the pipe diameter is the same with opening diameter and guarantees smooth and easy that the air flows, and dust screen right flank surface and the right flank surface parallel and level of intake pipe can prevent to pile up at the intake pipe opening part after the dust is blocked.

Further, the bottom of reciprocal lead screw extends to and rotates with the diapire of cavity to be connected, and the top and the cavity roof parallel and level of reciprocal lead screw surface screw thread, the bottom and the cavity diapire parallel and level of reciprocal lead screw surface screw thread.

Through adopting above-mentioned technical scheme, when guaranteeing that the slider removes and to laminate with the cavity roof, when continuing to remove, can move down, when the slider removes and to laminate with the cavity diapire, when continuing to remove, can upwards move.

Further, the left side surface of slider and the laminating of the right side wall of cavity, the quantity of connecting rod is a plurality of, and the quantity of connecting rod and the quantity one-to-one of gear and wind vane.

Through adopting above-mentioned technical scheme, it is spacing to the slider through cavity right side wall, when guaranteeing reciprocal lead screw to rotate, the slider only can reciprocate in the surface of reciprocal lead screw, and self can not rotate.

Furthermore, the front surface of the wind direction plate is attached to the front side wall of the inner cavity of the air inlet box, and the rear surface of the wind direction plate is attached to the rear side wall of the inner cavity of the air inlet box.

By adopting the technical scheme, air can only flow into the roasting furnace from the space between the wind direction plates.

Further, when the upper surface of rack and the laminating of cavity roof or lower surface and cavity diapire laminating, the wind vane is in vertical state, and a plurality of wind vane just in time seals the opening of inlet box.

Through adopting above-mentioned technical scheme, can close inlet box right side opening when needs.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this gas blowing device for roasting furnace, be equipped with the wind direction mechanism that runs through and extend to the inlet box outside through the cavity, through fan work, inhale the external air, and make the air flow to in the inlet box, and get into the roasting furnace through the inlet box, when the air flow is in the roasting furnace, the power part work in the wind direction mechanism, can drive the drive part work, and drive the wind vane that is located the inlet box through the drive part and rotate, and along with the up-and-down reciprocating motion of drive part, the angle constantly changes, make and flow into the interior air of roasting furnace from the inlet box, finally flow to the different positions in the roasting furnace, and then guarantee that the gas in the roasting furnace is even, realized the even mesh of admitting air, improve the calcination efficiency who bakes the burning furnace.

Drawings

FIG. 1 is a front view of the present application;

FIG. 2 is a front cross-sectional view of the intake box and intake tube of the present application;

FIG. 3 is a front cross-sectional view of an air induction box of the present application;

FIG. 4 is a top cross-sectional view of an air induction box of the present application.

In the figure: the device comprises a roasting furnace 1, an air inlet box 2, a cavity 3, a wind direction mechanism 4, a motor 41, a reciprocating screw rod 42, a sliding block 43, a rack 44, a connecting rod 45, a gear 46, a wind direction plate 47, an air inlet pipe 5, a dust screen 6 and a fan 7.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application.

Referring to fig. 1-4, the blowing device for the baking furnace in this embodiment includes a baking furnace 1, a hollow air inlet box 2 having through holes on both left and right surfaces is fixedly installed on the right side surface of the baking furnace 1, the air inlet box 2 is communicated with the inner cavity of the baking furnace 1 through the left side through hole, the left side opening of the air inlet box 2 is larger than the right side opening, the right side of the inner cavity of the air inlet box 2 is in a circular truncated cone shape, when air enters from the right side smaller opening, the air can flow to more positions through the left side larger opening, a cavity 3 is formed in the rear side wall of the air inlet box 2, a wind direction mechanism 4 penetrating and extending to the outside of the air inlet box 2 is arranged in the cavity 3, the right side of the air inlet box 2 is communicated with an air inlet pipe 5, the opening diameter of the air inlet pipe 5 is the same as the diameter of the right side opening of the air inlet box 2, a dust screen 6 is fixedly installed in the air inlet pipe 5, and the right side surface of the dust screen 6 is flush with the right side surface of the air inlet pipe 5, the air inlet pipe 5 is internally and fixedly provided with an air inlet fan 7 positioned on the left side of the dustproof net 6, external air is sucked in through the air inlet fan 7, and the dustproof net 6 plays a role in dust separation and prevents dust from entering the air inlet box 2.

Referring to fig. 2-4, in order to make the inlet air uniform, the wind direction mechanism 4 in the present embodiment includes a motor 41 for providing power, a transmission member and a wind direction member.

The transmission part includes the reciprocal lead screw 42 of fixed mounting in motor 41 output shaft department, and the bottom of reciprocal lead screw 42 runs through the top of inlet box 2 and extends to in the cavity 3, and extend to and rotate with the diapire of cavity 3 and be connected, and the top of reciprocal lead screw 42 surface screw thread and the 3 roof parallel and level of cavity, the bottom of reciprocal lead screw 42 surface screw thread and the 3 diapire parallel and level of cavity, guarantee that slider 43 removes to the back of laminating with the 3 diapire of cavity, can the rebound, the surface threaded connection of reciprocal lead screw 42 has the slider 43 of right side surface and the laminating of the right side wall of cavity 3, the left side fixed surface of slider 43 installs rack 44, reciprocate in reciprocal lead screw 42 surface through slider 43, it also reciprocates to drive rack 44.

The wind direction component comprises a connecting rod 45 which is positioned in the cavity 3, one end of the connecting rod penetrates through and extends to the inner cavity of the air inlet box 2, the connecting rod 45 is rotatably connected with the air inlet box 2, and the number of the connecting rods 45 is a plurality of connecting rods, the connecting rods are evenly distributed from top to bottom, the rear surfaces of the connecting rods 45 are all fixedly provided with gears 46 meshed with the racks 44, the front surfaces of the connecting rods 45 are all fixedly provided with wind deflectors 47 positioned in the inner cavity of the air inlet box 2, the front surface of the wind direction plate 47 is jointed with the front side wall of the inner cavity of the air inlet box 2, the rear surface of the wind direction plate 47 is jointed with the rear side wall of the inner cavity of the air inlet box 2, and the front and rear ends of the wind direction plate 47 are arc-shaped, so that the wind direction plate 47 can rotate to a state that the side surfaces are flush, and when the side was the same level, a plurality of wind vane 47 just in time sealed the left side opening of inlet box 2, and the upper surface of rack 44 was laminated with cavity 3 roof or the lower surface was laminated with cavity 3 diapire this moment.

The working principle of the above embodiment is as follows:

when air flows into the air inlet box 2 and continues to flow into the inner cavity of the roasting furnace 1, the motor 41 works to drive the reciprocating screw rod 42 to rotate, the slide block 43 is connected with the reciprocating screw rod 42 in a threaded manner, and the right side surface of the slide block 43 is attached to the right side wall of the cavity 3, so that when the reciprocating screw rod 42 rotates, the slide block 43 is driven to move up and down and cannot rotate, the slide block 43 moves up and can drive the rack 44 to move up and down and drive the gear 46 meshed with the slide block to rotate, further the connecting rod 45 and the wind direction plate 47 fixedly installed on the outer surface of the connecting rod 45 are driven to rotate, and through the change of the angle of the wind direction plate 47 during rotation, the air entering the inner cavity of the roasting furnace 1 through the wind direction plate 47 finally flows to different positions of the inner cavity of the roasting furnace 1, the uniformity of the air in the inner cavity of the roasting furnace 1 is ensured, and the purpose of uniform air inlet is realized.

It is noted that, herein, relational terms such as first and second, and the like may be 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.

Although embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas blowing device for roasting furnace, includes roasting furnace (1), its characterized in that: an air inlet box (2) is fixedly installed on the surface of the right side of the roasting furnace (1), a cavity (3) is formed in the rear side wall of the air inlet box (2), an air direction mechanism (4) which penetrates through and extends to the outside of the air inlet box (2) is arranged in the cavity (3), the right side of the air inlet box (2) is communicated with an air inlet pipe (5), a dust screen (6) is fixedly installed in the air inlet pipe (5), and an air inlet fan (7) located on the left side of the dust screen (6) is fixedly installed in the air inlet pipe (5);

wind direction mechanism (4) are including motor (41) of fixed mounting in inlet box (2) upper surface, the output shaft of motor (41) department fixed mounting runs through and extends to inside reciprocal lead screw (42) of cavity (3), the surface threaded connection of reciprocal lead screw (42) has slider (43), the left side fixed surface of slider (43) installs rack (44), swing joint has connecting rod (45) that runs through and extend to inlet box (2) inner chamber in cavity (3), the back fixed surface of connecting rod (45) installs gear (46) with rack (44) meshing, the fixed surface of connecting rod (45) installs wind vane (47) that are located inlet box (2) inner chamber.

2. The blowing device for the roasting furnace as claimed in claim 1, wherein: the air inlet box (2) is a hollow box body with through holes formed in the surfaces of the left side and the right side, the size of the left side opening of the air inlet box (2) is larger than that of the right side opening of the air inlet box, and the right side of the inner cavity of the air inlet box (2) is in a circular truncated cone shape.

3. The blowing device for the roasting furnace as claimed in claim 1, wherein: the opening diameter of intake pipe (5) is the same with intake box (2) right side open-ended diameter, the right side surface of dust screen (6) and the right side surface parallel and level of intake pipe (5).

4. The blowing device for the roasting furnace as claimed in claim 1, wherein: the bottom of the reciprocating screw rod (42) extends to the bottom wall of the cavity (3) to be rotatably connected, the top of the outer surface thread of the reciprocating screw rod (42) is flush with the top wall of the cavity (3), and the bottom of the outer surface thread of the reciprocating screw rod (42) is flush with the bottom wall of the cavity (3).

5. The blowing device for the roasting furnace as claimed in claim 1, wherein: the right side surface of slider (43) and the laminating of the right side wall of cavity (3), the quantity of connecting rod (45) is a plurality of, and the quantity of connecting rod (45) and the quantity one-to-one of gear (46) and wind vane (47).

6. The blowing device for the roasting furnace as claimed in claim 1, wherein: the front surface of the wind direction plate (47) is attached to the front side wall of the inner cavity of the air inlet box (2), and the rear surface of the wind direction plate (47) is attached to the rear side wall of the inner cavity of the air inlet box (2).

7. The blowing device for the roasting furnace as claimed in claim 1, wherein: when the upper surface of the rack (44) is attached to the top wall of the cavity (3) or the lower surface of the rack is attached to the bottom wall of the cavity (3), the wind direction plates (47) are in a vertical state, and the plurality of wind direction plates (47) just seal the opening of the air inlet box (2).