CN219839741U - Energy-saving hot air supply device for blast furnace - Google Patents

Abstract

The utility model relates to the technical field of air supply, and discloses a hot air energy-saving air supply device of a blast furnace, which comprises a blower body, a bracket fixedly connected with the blower body, an air cavity formed in the blower body and a wind wheel positioned in the air cavity, wherein a hatch communicated with the air cavity is formed in the side wall of the blower body, a cabin door is connected to the inner wall of the hatch, a limiting component is connected to the joint of the blower body and the cabin door, and the other end of the limiting component is connected with the cabin door. This kind of energy-conserving air supply device of blast furnace hot-blast, through set up a hatch that communicates with the wind chamber in one side of air-blower body, the rethread sets up a hatch door at the hatch, both can guarantee the air flow in the wind chamber, when needs clear up the wind chamber and wind turbine, also only need open spacing subassembly and hatch door and can clear up, it is simple convenient.

Description

Energy-saving hot air supply device for blast furnace

Technical Field

The utility model relates to the technical field of air supply, in particular to a hot air energy-saving air supply device of a blast furnace.

Background

The blast furnace hot blast stove is one of the main matched equipment of the blast furnace in the iron works, and in the working process of the blast furnace hot blast stove, an indispensable part is an air supply system, and the combustion and the more thorough combustion of the coal and other objects in the blast furnace hot blast stove are accelerated at the lower end of the blast furnace hot blast stove through the air supply system.

The air supply system of the existing blast furnace hot blast stove is an energy-saving air blower which is usually used, external air is sucked into the blast furnace hot blast stove through the energy-saving air blower and wind power is generated, but the existing energy-saving air blower is relatively troublesome in use because the rotating speed of the existing energy-saving air blower is very fast, and dust is usually large at the position of the existing energy-saving air blower, so that a large amount of dust or bodies of mosquitoes can be adhered to the inside of a shell or fan blades of the air blower, and the existing cleaning mode is to detach the whole shell, clean the shell and the fan blades in the shell, and is relatively troublesome.

The authorized bulletin number is found through retrieval: CN216342952U discloses an improved blower, which relates to the technical field of blowers and comprises a blower body, wherein a motor is arranged on the surface of the blower body, an air inlet is fixedly arranged on the side surface of the blower body, an air outlet is arranged at one end of the blower body, a sliding rod is fixedly arranged on the side surface of the blower body and positioned above the motor, a sliding block is slidably connected on the surface of the sliding rod, a casing is fixedly arranged on the bottom surface of the sliding block, the motor is movably covered by the casing, and a mounting mechanism is arranged on the bottom surface of the blower body; according to the utility model, the shell can be effectively protected when the blower body is idle, so that a large amount of dust and dirt are prevented from adhering to the surface of the blower body when the blower body is idle, the energy consumption of the blower is prevented from being increased, the energy-saving effect is achieved, meanwhile, when the blower body is required to be used, a worker only needs to pull the pull rod outwards to pull the shell, the operation is simple and quick, and the practicability is high.

However, the energy-saving blower still has the following problems:

although protecting the blower motor, dust and mosquito cadaver cleaning problems remain with respect to the interior of the blower housing as mentioned above.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a blast furnace hot air energy-saving air supply device, which comprises the following components: after the energy-saving blower is used by a user, dust or mosquito bodies in the blower shell can be cleaned more conveniently and rapidly.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a blast furnace hot air energy-saving air supply device, includes the air-blower body, with the support of air-blower body fixed connection, the wind chamber of the inside seting up of air-blower body and the wind wheel that is located the wind chamber, the hatch of communicating with the wind chamber has been seted up to the lateral wall of air-blower body, the inner wall of hatch is connected with the hatch door, the junction of air-blower body and hatch door is connected with spacing subassembly, spacing subassembly's the other end is connected with the hatch door.

Further, spacing subassembly includes a cardboard, two backup pads and two roof, and one side and the air-blower body outer wall rotation of cardboard are connected, and one side of two roof all with hatch door fixed connection, the opposite side of two roof respectively with two backup pads fixed connection, two backup pads and two roof all are connected with the cardboard.

Further, the cabin door is hinged with the blower body at one end far away from the limiting assembly.

Further, a sealing plate is fixedly connected to one side of the cabin door, which is close to the blower body, and the sealing plate is clamped with the hatch.

Further, a handle is fixedly connected to one side of the cabin door away from the blower body.

Further, one side of the blower body, which is close to the clamping plate, is rotationally connected with two rotating plates, the inner walls of the two rotating plates are in sliding connection with the clamping plate, and the two rotating plates are respectively and symmetrically arranged with the two supporting plates.

Further, two rotating plates and two backup pads are the zigzag, and two roof are L shape, and two rotating plates and cardboard are the joint, and two backup pads and two roof and cardboard are sliding connection.

Compared with the prior art, the utility model has the following beneficial effects:

this kind of energy-conserving air supply device of blast furnace hot-blast, through set up a hatch that communicates with the wind chamber in one side of air-blower body, the rethread sets up a hatch door at the hatch, both can guarantee the air flow in the wind chamber, when needs clear up the wind chamber and wind turbine, also only need open spacing subassembly and hatch door and can clear up, it is simple convenient.

Drawings

FIG. 1 is a schematic view of the overall appearance of the present utility model;

FIG. 2 is a schematic view of the overall appearance of the door of the present utility model after the door is opened;

FIG. 3 is a schematic cross-sectional view of a blower body of the present utility model;

figure 4 is an enlarged schematic view of the hatch door and stop assembly of the present utility model.

In the figure: 1. a blower body; 101. a hatch; 102. a wind chamber; 2. a bracket; 3. a cabin door; 4. a handle; 5. a clamping plate; 6. a rotating plate; 7. a support plate; 8. a wind wheel; 9. a sealing plate; 10. and a top plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a blast furnace hot air energy-saving air supply device comprises a blower body 1, a bracket 2 fixedly connected with the blower body 1, an air cavity 102 formed in the blower body 1 and a wind wheel 8 positioned in the air cavity 102, a hatch 101 communicated with the air cavity 102 is formed in the side wall of the blower body 1, a cabin door 3 is connected to the inner wall of the hatch 101, a limit component is connected to the joint of the blower body 1 and the cabin door 3, and the other end of the limit component is connected with the cabin door 3.

The utility model relates to a blast furnace hot air energy-saving air supply device which is similar to the structure of the existing energy-saving air supply device, such as an improved blower disclosed in the patent with the publication number of CN216342952U, and the main improvement point of the utility model is that a user can clean dust or mosquito corpses in a blower shell more conveniently and rapidly after using the energy-saving blower, as shown in fig. 1 to 4, when the blast furnace hot air energy-saving air supply device is used, firstly, the blower body 1 and a bracket 2 are arranged at a proper position, then, a motor switch is not marked in a motor diagram and is electrically connected with an external power supply, and the motor switch is started, an output shaft of the motor drives a wind wheel 8 to start rotating to pump external air into the blast furnace through centrifugal force to assist combustion, and after the motor switch is started, the inner wall of a wind cavity 102 of the blower body 1 is adhered with a lot of dust or mosquito corpses after a period of use, a limit assembly is opened, 3 can be opened after the limit assembly is opened, the hatch door 3 can be opened and can enter the wind cavity 102 for cleaning after the hatch door 101 is opened, and the hatch door is cleaned, and the limit assembly can be simply and conveniently limited after the hatch door is opened.

As shown in fig. 1-4, the limiting component comprises a clamping plate 5, two supporting plates 7 and two top plates 10, one side of the clamping plate 5 is rotationally connected with the outer wall of the blower body 1, one side of the two top plates 10 is fixedly connected with the cabin door 3, the other side of the two top plates 10 is respectively and fixedly connected with the two supporting plates 7, and the two supporting plates 7 and the two top plates 10 are both connected with the clamping plate 5.

More specifically, when carrying out the connection spacing to hatch door 3 and air-blower body 1 through spacing subassembly, at first upwards overturn cardboard 5, cardboard 5 after overturn with roof 10 and backup pad 7 break away from, roof 10 cancel spacing this moment to through roof 10 with hatch door 3 open can, swift convenient.

As shown in fig. 1-4, the end of the hatch door 3 remote from the spacing assembly is hinged to the blower body 1. The door 3 can be opened and closed more conveniently by hinging.

As shown in fig. 2 and 3, a sealing plate 9 is fixedly connected to one side of the cabin door 3, which is close to the blower body 1, and the sealing plate 9 is clamped with the hatch 101. By providing the sealing plate 9, air leakage from the air chamber 102 can be prevented.

As shown in fig. 1 to 4, a handle 4 is fixedly connected to one side of the cabin door 3 away from the blower body 1. The handle 4 is arranged, so that the cabin door 3 can be punched and closed more conveniently and more easily.

As shown in fig. 1-4, one side of the blower body 1, which is close to the clamping plate 5, is rotationally connected with two rotating plates 6, the inner walls of the two rotating plates 6 are in sliding connection with the clamping plate 5, and the two rotating plates 6 are respectively and symmetrically arranged with two supporting plates 7. By arranging the rotating plate 6 to block the upper surface of the clamping plate 5, the clamping plate 5 can be prevented from being shaken off under the vibration generated in the using process of the blower body 1.

As shown in fig. 1-4, the two rotating plates 6 and the two supporting plates 7 are both zigzag, the two top plates 10 are both L-shaped, and the two rotating plates 6, the two supporting plates 7 and the two top plates 10 are all slidably connected with the clamping plate 5. The three sliding connection can be used for conveniently contacting and limiting under the condition of ensuring limiting the clamping plate 5, and can be in other connection modes, such as magnetic attraction, bolt connection and the like, without limitation.

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

Claims (7)

1. The utility model provides a blast furnace hot air energy-saving air supply device, includes air-blower body (1), support (2) with air-blower body (1) fixed connection, air cavity (102) and wind wheel (8) that are located air cavity (102) that air-blower body (1) inside offered, its characterized in that: the lateral wall of air-blower body (1) is offered and is had hatch (101) with wind chamber (102) intercommunication, and the inner wall of hatch (101) is connected with hatch door (3), and the junction of air-blower body (1) and hatch door (3) is connected with spacing subassembly, and spacing subassembly's the other end is connected with hatch door (3).

2. The blast furnace hot air energy-saving air supply device according to claim 1, wherein: the limiting assembly comprises a clamping plate (5), two supporting plates (7) and two top plates (10), one side of the clamping plate (5) is rotationally connected with the outer wall of the blower body (1), one side of the two top plates (10) is fixedly connected with the cabin door (3), the other side of the two top plates (10) is fixedly connected with the two supporting plates (7) respectively, and the two supporting plates (7) and the two top plates (10) are connected with the clamping plate (5).

3. The blast furnace hot air energy-saving air supply device according to claim 1 or 2, characterized in that: one end of the cabin door (3) far away from the limit component is hinged with the blower body (1).

4. The blast furnace hot air energy-saving air supply device according to claim 1 or 2, characterized in that: one side of the cabin door (3) close to the blower body (1) is fixedly connected with a sealing plate (9), and the sealing plate (9) is clamped with the hatch (101).

5. The blast furnace hot air energy-saving air supply device according to claim 1 or 2, characterized in that: one side of the cabin door (3) far away from the blower body (1) is fixedly connected with a handle (4).

6. The blast furnace hot air energy-saving air supply device according to claim 2, wherein: one side of the blower body (1) close to the clamping plate (5) is rotationally connected with two rotating plates (6), the inner walls of the two rotating plates (6) are in sliding connection with the clamping plate (5), and the two rotating plates (6) are symmetrically arranged with the two supporting plates (7) respectively.

7. The blast furnace hot air energy-saving air supply device according to claim 2 or 6, characterized in that: the two rotating plates (6) and the two supporting plates (7) are Z-shaped, the two top plates (10) are L-shaped, the two rotating plates (6) and the clamping plates (5) are clamped, and the two supporting plates (7) and the two top plates (10) are in sliding connection with the clamping plates (5).