CN212634300U

CN212634300U - Fixing structure of burner block of burner

Info

Publication number: CN212634300U
Application number: CN202020368506.9U
Authority: CN
Inventors: 崔炳刚; 陈俊; 王光磊; 赵华
Original assignee: Beijing Junheyue Technology Development Co ltd
Current assignee: Beijing Junheyue Technology Development Co ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2021-03-02
Anticipated expiration: 2030-03-20

Abstract

The utility model provides a fixing structure of a burner block of a burner, relating to the technical field of metallurgical equipment; comprises a burner body and a burner block body; the burner body includes a support housing; the inside anchor brick that has buried underground of burner block body, the one end of anchor brick sets up in the brick card, the brick card is connected with the support housing. The utility model has simple structure and convenient use; the anchor brick one end is buried underground inside the burner block body, and one end is fixed with the brick card of connecting on supporting the casing to be even as an organic whole with combustor body and burner block body. Because anchor brick and burner block body all are formed by refractory material pouring, and the two coefficient of thermal expansion is similar, can not produce the clearance between the two under the high temperature condition, can guarantee fastening connection, solve the problem that the burner block drops.

Description

Fixing structure of burner block of burner

Technical Field

The utility model relates to a metallurgical equipment technical field specifically is a fixed knot of combustor burner block constructs.

Background

The ladle generally needs to be baked after being built newly and before containing molten steel, and the device for baking the ladle is called a ladle baking device, also called a ladle baking device. At present, a steel ladle roaster of a steel plant mostly adopts a heat accumulating type combustion mode, and the heat accumulator recovers flue gas waste heat and preheats gas and combustion air, thereby achieving the energy-saving effect.

The heat accumulating type burner body and the burner block of the ladle roaster are vertically installed downwards, and open and close reciprocating motion is carried out along with the ladle cover. In the use, the condition that burner block and heat accumulation formula combustor body separation drop often appears, influences production. The reason for this is that the regenerative burner body and the burner block are cast from refractory materials, and in order to ensure that the refractory materials are tightly fixed to the metal casing, they are usually reinforced by means of stainless steel anchoring hooks. Under the high-temperature state, because the expansion coefficients of the stainless steel and the refractory material are different greatly, gaps are formed between the burner block and the stainless steel anchoring hooks due to different expansion amounts, and the fastening effect cannot be achieved; and long-term opening and closing reciprocating actions finally cause the burner block to fall off.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fixed knot of combustor burner block constructs has solved the problem of the condition that often appears burner block and heat accumulation formula combustor body separation and drops among the prior art.

The technical scheme of the utility model is realized like this:

a fixing structure of a burner block of a burner comprises a burner body and a burner block body;

the burner body includes a support housing;

the inside anchor brick that has buried underground of burner block body, the one end of anchor brick sets up in the brick card, the brick card is connected with the support housing.

Further, the support shell is a steel shell, and castable is filled in the steel shell.

Further, the brick clamp is a metal piece and is connected with the supporting shell in a welding mode.

Furthermore, the brick clamp comprises a clamping groove, and a connecting part is arranged on the clamping groove; the clamping groove is connected with the anchoring brick and is positioned inside the burner block body; the connecting portion is connected with the support housing.

Furthermore, the anchoring brick and the burner block body are both made of refractory materials by pouring.

The utility model has the advantages that:

the utility model has simple structure and convenient use; the anchor brick one end is buried underground inside the burner block body, and one end is fixed with the brick card of connecting on supporting the casing to be even as an organic whole with combustor body and burner block body. Because anchor brick and burner block body all are formed by refractory material pouring, and the two coefficient of thermal expansion is similar, can not produce the clearance between the two under the high temperature condition, can guarantee fastening connection, solve the problem that the burner block drops.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Wherein:

1. a burner block body; 2. a support housing; 3. anchoring the bricks; 4. brick clamping; 5. pouring a material; 6. a clamping groove; 7. a connecting portion; 8. a body portion; 9. a clamping part; 10. and clamping the protrusion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the fixing structure of the burner block of the burner in this embodiment includes a burner body and a burner block body 1. The burner body comprises a support housing 2. The inside anchor brick 3 that has buried underground of burner block body 1, the one end of anchor brick 3 sets up in brick card 4, brick card 4 is connected with support housing 2.

In the present embodiment, the support housing 2 is a steel housing, which includes a peripheral housing, and an intermediate housing is disposed inside the peripheral housing, as shown in fig. 1. The casting material 5 is filled in the steel shell, and a heat accumulator is arranged in the casting material 5, namely, the heat accumulating type burner is provided in the embodiment.

In this embodiment, the brick clamp 4 is a metal member, and is connected to the support housing 2 by welding. Here, the brick clamp 4 includes a clamping groove 6, and the clamping groove 6 is provided with a connecting portion 7. The clamping groove 6 is connected with the anchoring brick 3, and the clamping groove 6 is located inside the burner block body 1. The connecting portion 7 is connected to the support housing 2, that is, the connecting portion 7 is welded to the support housing 2.

In this embodiment, the anchoring brick 3 includes a main body 8, one end of the main body 8 is provided with a clamping portion 9, and the clamping portion 9 is accommodated in the clamping groove 6. Referring to fig. 1, the transverse dimension of joint portion 9 is greater than the transverse dimension of this somatic part 8, forms a boss in the junction of joint portion 9 and this somatic part 8 like this, and the joint groove 6 of being convenient for carries out the joint to joint portion 9, improves joint strength, avoids anchor brick 3 to drop from in the joint groove 6. A plurality of convex clamping protrusions 10 are arranged on the body part 8, the clamping protrusions 10 can enhance the connection strength between the anchoring brick 3 and the burner block body 1, and the anchoring brick 3 and the burner block body 1 are prevented from falling off. In this embodiment, the main body 8 is disposed obliquely relative to the central axis of the burner body, and the main body 8 is disposed obliquely, so as to apply force to the burner block body 1 both vertically and horizontally. Moreover, referring to fig. 1, the anchor bricks 3 are inclined in different directions, namely, in the left direction and in the right direction; wherein, the lower extreme of the anchor brick 3 of welding on the periphery casing inclines to the inside of burner block body 1, and the lower extreme of the anchor brick 3 of welding on middle casing inclines to the outside of burner block body 1. Thus, the directions of slippage of the anchoring bricks 3 from the burner block body 1 are different, and the anchoring bricks play a role in restriction, so that the burner block body 1 is further prevented from falling off from the burner body. The anchoring brick 3 and the burner block body 1 are both made of refractory materials through pouring, the thermal expansion coefficients of the anchoring brick and the burner block body are close, no gap is generated between the anchoring brick and the burner block body under the high-temperature condition, fastening connection can be guaranteed, and the problem that the burner block falls off is solved.

When this embodiment equipment was used, adopted the mould to pour into a mould in advance and processed out anchor brick 3. The brick clamp 4 is welded and fixed with the support shell 2 in advance, the connecting part 7 of the brick clamp 4 is positioned in the area of the burner body, and the connecting part 7 of the brick clamp 4 is welded inside the support shell 2; the clamping groove 6 of the brick clamp 4 is positioned in the area of the burner block body 1; the clamping part 9 of the anchoring brick 3 is fixed in the clamping groove 6 of the brick clamp 4, and the supporting shell 2 is assembled with the casting mold. Then carry out the pouring of burner block body 1 and the pouring of combustor body, then anchor brick 3 is through burying underground in advance, and closely combine together with burner block body 1, and rethread brick card 4 realizes fixedly with support casing 2 to form the heat accumulation formula combustor that combustor body and burner block body 1 combine as an organic whole. Because anchor brick 3 and burner block body 1 are all formed by refractory material casting, and the two coefficient of thermal expansion is similar, can guarantee the fastening connection, solve the problem that the burner block drops.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixing structure of a burner block of a burner is characterized by comprising a burner body and a burner block body;

the burner body includes a support housing;

2. The burner block fixing structure of claim 1, wherein the support housing is a steel housing, and a castable material is filled in the steel housing.

3. The burner block fixing structure of claim 2, wherein the block clip is a metal piece which is welded to the support case.

4. The burner block fixing structure of claim 3, wherein the block clip comprises a clip groove, and the clip groove is provided with a connecting portion; the clamping groove is connected with the anchoring brick and is positioned inside the burner block body; the connecting portion is connected with the support housing.

5. The burner block fixing structure of claim 1, wherein the anchor block and the burner block body are cast from a refractory material.