CN2231371Y

CN2231371Y - Air flow regulator for injection furnace

Info

Publication number: CN2231371Y
Application number: CN 95215319
Authority: CN
Inventors: 黄金明
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-06-30
Filing date: 1995-06-30
Publication date: 1996-07-17
Anticipated expiration: 2005-06-30

Abstract

The utility model relates to an air flow regulator for an injection furnace, which is arranged on an air flow channel of an injection furnace and a blast furnace. The utility model comprises a body, regulating tubes, regulating rotary tables and a connecting tube base, wherein a plurality of hollow tube bases are arranged in the body, one end of each of the tube bases is open, the other end is provided with a punch hole, and through holes are arranged on the peripheral surface of each tube base. Conical bodies are arranged between every two through holes, and the regulating tubes are plugged into the tube bases, and though holes are also arranged on the peripheral surfaces of the regulating tubes. A convex cylinder is arranged on one end of each of the regulating tubes, and each convex cylinder extends out of the body by each punch hole at one end of each of the tube bases. The regulating rotary tables are linked with the convex cylinders, and one end of each of the hollow tube bases is connected with an air inlet tube which is connected to the injection furnace. The peripheral surface of the body is provided with the connecting tube base which is linked with the air furnace.

Description

Spray the air-flow adjusting device of stove

The utility model relates to a kind of air-flow adjusting device that sprays stove, and this air-flow adjusting device is arranged on the runner that sprays stove and blast furnace, and the different relative status in hole that it utilizes on adjustable pipe and the adjusting device body reaches the purpose of adjusting combustion air size.

Industrial employed injection stove; requirement for stove fire arrives the needed temperature except wanting to burn; and wish and fully to use for the energy of supply burning; yet; the at present general employed injection stove of industry; on the body of heater side face except the ascending pipe of combustible gas; the combustion air that mixes with combustible gas; then only be connected in series with blast furnace usually with body, and because the effect of blast furnace directly provides and sprays the required combustion air of stove; its shortcoming is: the flow size that can't effectively grasp combustion-supporting gas that blast furnace provides; therefore, it is improper that regular meeting helps the mixed proportion of combustion gas and combustible gas, causes the phenomenon of combustible gas incomplete combustion; this just causes combustible gas to make full use of; waste energy or the shortcoming of stove fire temperature deficiency and have, thereby, the necessity that is improved is arranged.

Body of heater in view of the conventional spray stove, only with the combustion-supporting air of blast furnace filling, and can't effectively adjust suitable charge flow rate, cause combustion-supporting gas improper with mixing of combustible gas, form the stove fire incomplete combustion, studied improvement especially, expectation can produce the adjusting device that can adjust combustion-supporting gas size, to be suitable for spraying the application of stove stove fire, create a kind of air-flow adjusting device that sprays stove, make combustion-supporting air can cooperate the size of stove fire, can provide suitable air inlet flow, reach the best application target of energy source use by adjustment.

Main purpose of the present utility model is: a kind of air-flow adjusting device of adjusting the injection stove of air-flow size is provided, this air-flow adjusting device is arranged on the combustion air runner that sprays stove and blast furnace, the adjusting rotating disk is set thereon, when the stove fire size of spraying stove changes, rotatable adjusting rotating disk, to change the corresponding state in hole and the hole on the body on the adjustable pipe, to adjust the air-flow size of combustion air.

The technical solution of the utility model is as follows:

The air-flow adjusting device of injection stove of the present utility model is arranged on the runner that sprays combustion air between stove and blast furnace, it is characterized in that: it comprises that a body, adjustable pipe, adjusting rotating disk and are connected base;

Be provided with several hollow bases in the body, base one end forms opening, and the other end is provided with perforation and runs through described body, respectively is provided with a through hole on each base side face, is provided with bullet between the through hole, is provided with one on the body side face in bullet zone and is connected base being positioned at;

Described adjustable pipe is plugged in the described base, also is provided with through hole in the through hole corresponding to described base side face on its side face; Adjustable pipe one end is provided with projection, it is external that projection can be passed by the perforation of described base one end, described adjusting rotating disk is connected on the projection, air inlet pipe is set in the base, air inlet pipe is attached to the injection stove, and the linking base can plug body and be connected with blast furnace, by the rotation adjustment of described adjusting rotating disk, with the coincide size of part of the through hole that changes through hole and base side face on the adjustable pipe, make that the combustion air flow of being imported by blast furnace can be adjusted.

The air-flow adjusting device of described injection stove, its feature also is: the projection on the described adjustable pipe which is provided with for regulating the threaded portion that rotating disk is spirally connected.

The utlity model has following effect:

The utility model sprays the air-flow adjusting device of stove, can effectively regulate input and spray what of combustion air in the stove, to be suitable for spraying the size of stove stove fire, makes the combusting firepower that sprays stove, can be brought into play more fully, reaches the purpose that makes full use of the energy.

Further specify specific structural features of the present utility model and purpose below in conjunction with accompanying drawing.

Brief Description Of Drawings:

Fig. 1 is the solid combination schematic diagram that the utility model is applied to spray stove.

Fig. 2 is a three-dimensional exploded view of the present utility model.

Fig. 3 is an assembled sectional view of the present utility model.

Fig. 4 is the schematic diagram of another state of the present utility model.

As shown in Figure 1, it is applied to spray the solid combination schematic diagram of stove for air-flow adjusting device 20 of the present utility model, wherein, spraying stove 10 and be above, 11,12 of lower floor's bodies of heater combines, appropriate location on the side face of upper and lower layer body of

heater

11,12, be provided with gas pipe 13 and air inlet pipe 14, can be for spraying the usefulness that stove 10 is lighted stove fire.

As shown in Figure 2, it is the three-dimensional exploded view of the utility model air-flow adjusting device 20, and it is arranged on the other end of air inlet pipe 14, and cooperates blast furnace 30 to form; Air-flow adjusting device of the present utility model comprises an oblong body 21, hollow adjustable pipe 27, regulates rotating disk 28 and is connected base 25; Be provided with upper and lower relative hollow base 22 in the body 21, base 22 rear sides are respectively equipped with perforation 26 and run through body 21 ends.

As shown in Figures 2 and 3, wherein, upper and lower base 22 side appropriate locations are respectively equipped with through hole 23 and pass body 21 sides, 23 of relative thus two through hole, weldering is provided with bullet 24, and linking base 25 is established in weldering on the upper and lower ora terminalis body 21 of two through hole 23, two through hole 23 and bullet 24 just can be positioned at and be connected base 25, in addition, the burner 31 of blast furnace 30 be connected between the base 25, can body 32 plug and be connected.

One end forms opening, the hollow adjustable pipe 27 of other end sealing, its caliber is slightly less than the internal diameter of the base 22 in the body 21, and be provided with through hole 271 at through hole 23 places on its side face corresponding to base 22, the end face of adjustable pipe 27 blind ends is provided with projection 272, projection 272 ends are provided with threaded portion 273, and projection 272 external diameters are slightly less than the perforation 26 of base 22 ends, make adjustable pipe 27 can be plugged in the base 22, and projection 272 can be passed outside the body 21 by perforation 26, can be provided with on projection 272 and regulate rotating disk 28, and be screwed on the threaded portion 273 with nut, again air inlet pipe 14 is plugged in the base 22 and finishes assembling, and the air-flow adjusting device 20 after the combination can rotate and regulate rotating disk 28, so that the through hole 271 on the adjustable pipe 27 is relative with through hole 23 on the body 21, form the state of intercommunication, its profile morphology as shown in Figure 3.

In use, please cooperate and consult Fig. 1, Fig. 3 and shown in Figure 4, at first, as shown in Figure 1, wherein, spray the required combustion air of stove 10, can be by the effect of blast furnace 30, through body 32 input air-flow adjusting devices 20, again by the air inlet pipe 14 that is arranged on the air-flow adjusting device 20, on combustion air injecting jet stove 10, lower floor's body of heater 11, in 12, at this moment, can cooperate spray stove 10 on, lower floor's body of

heater

11,12 required stove fire sizes are adjusted air-flow adjusting device 20, enter the flow that sprays stove 10 to change combustion air, it changes the mode of throughput size, then can rotate and regulate rotating disk 28, in order to drive adjustable pipe 27 rotations, as shown in Figure 4, at this moment, can make through hole 23 on through hole 271 and the body 21 on the adjustable pipe 27, change over state staggered or sealing by relative form originally, so, then can change the air-flow size of flowing through herein, reach and regulate the purpose that enters injection stove 10 combustion air current amount sizes.

Claims

1. an air-flow adjusting device that sprays stove is arranged on the runner that sprays combustion air between stove and blast furnace, it is characterized in that: it comprises that a body, adjustable pipe, adjusting rotating disk and are connected base;

Be provided with several hollow bases in the body, base one end forms opening, and the other end is provided with perforation and runs through described body, respectively is provided with a through hole on each base side face, between through hole, be provided with bullet, be provided with the linking base that is connected with blast furnace on the body side face in bullet zone being positioned at;

Described adjustable pipe is plugged in the described base, also is provided with through hole in the through hole corresponding to described base side face on its side face; Adjustable pipe one end is provided with projection, and projection is passed external by the perforation of described base one end, and described adjusting rotating disk is connected on the projection, and described hollow base one end connects the air inlet pipe that is connected with the injection stove;

By the rotation adjustment of described adjusting rotating disk,, make that the combustion air flow of being imported by blast furnace can be adjusted with the coincide size of part of the through hole that changes through hole and base side face on the adjustable pipe.

2. the air-flow adjusting device of injection stove according to claim 1 is characterized in that: the projection of described adjustable pipe is provided with for regulating the threaded portion that rotating disk is spirally connected.