CN216409759U

CN216409759U - Combined burner block

Info

Publication number: CN216409759U
Application number: CN202123284934.7U
Authority: CN
Inventors: 刘志远; 刘世杰
Original assignee: Zhengzhou Jinshi Refractory Material Co ltd
Current assignee: Zhengzhou Jinshi Refractory Material Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-04-29
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a combined burner block which comprises a burner block main body, wherein the burner block main body is formed by combining two arc-shaped blocks into an annular structure, two ends of each arc-shaped block are respectively provided with an inserting plate and an inserting groove, the two arc-shaped blocks are assembled and connected through the matching of the inserting plate and the inserting groove, the opposite ends of the two arc-shaped blocks are respectively provided with an arc-shaped groove, and the two arc-shaped grooves can be spliced to form a combustion chamber. According to the utility model, the burner block can be detachably assembled through the arranged inserting plate and the inserting groove, so that the carrying efficiency is improved; the burner block column body provided by the utility model is formed by splicing, so that gaps are formed among the assembly parts, when the temperature is changed rapidly in the using process, the burner block has the condition that the volume fluctuates due to stress concentration, cracks are possibly damaged, the gaps can just absorb the stress, the block body is protected from cracks, the service life of the burner block is effectively prolonged, and meanwhile, the pouring forming qualification rate of the burner block is also improved.

Description

Combined burner block

Technical Field

The utility model relates to the field of burner blocks, in particular to a combined burner block.

Background

The burner is also called as a burner, is a common name of a combustion device used on an industrial fuel furnace, and can be understood as short as a burning nozzle. Generally referred to as a burner body portion, has fuel inlets, air inlets and ejection holes, which serve to distribute fuel and combustion air and to eject it in a manner for post-combustion.

The burner block is an important component of the combustion device, and the burner block has the following functions: heating fuel to ignition temperature in the burner block, making it easily ignite and burn rapidly, keeping certain high temperature in the burner block, making combustion process stable, avoiding producing pulsation or burning interruption phenomenon, organizing the flame shape, satisfying heating process's requirement, making fuel and air further mix, the burner block divide into according to used material: chromium corundum burner block, corundum mullite burner block, high-alumina mullite burner block, clay burner block and silicon carbide burner block.

The existing burner block structure is rigid, and the existing burner block cannot be disassembled and assembled during transportation because the existing burner block structure is large in size, so that the transportation efficiency in the transportation process is influenced. Because the burner block is used in a high-temperature environment and is influenced by expansion with heat and contraction with cold, particularly, the burner block is heated too fast and the thermal stress is concentrated too much when in use, and the burner block is easy to form micro cracks under the condition of furnace temperature fluctuation, even the micro cracks can be expanded, so that the whole burner block is cracked and damaged, and the service life is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a combined burner block to solve the problem that the conveying efficiency in the conveying process is influenced because the structure of the existing burner block is rigid and the existing burner block cannot be disassembled and assembled during transportation because the existing burner block is large in size.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a modular burner block, includes the burner block main part, the burner block main part is by two synthetic ring structures of arc brick piece, each the both ends of arc brick piece all are provided with picture peg and slot respectively, and two the arc brick piece passes through the picture peg with the equipment connection is carried out in the cooperation of slot, and two the arc brick piece is relative one end respectively all is provided with the arc wall, two the arc wall can splice and form the burning chamber.

Preferably, the one end that the arc fragment of brick was kept away from to the picture peg is provided with the fixed block, the fixed block is followed the ascending both ends of picture peg width direction extend, be provided with in the slot with fixed block complex fixed slot.

Preferably, two the one end of arc fragment of brick all is provided with the reinforcement hole relatively, and two all be provided with the recess respectively on the lateral wall of arc fragment of brick, two the reinforcement hole all respectively with two the recess intercommunication, and two the arc fragment of brick is through inserting two the bolt in reinforcement hole is consolidated.

Preferably, the outer wall of the bolt is provided with external threads, the outer wall of the bolt is sleeved with two nuts in threaded connection with the bolt, and the two nuts can be clamped on two sides of the reinforcing hole and the two grooves which are communicated with each other.

Preferably, the diameter of the combustion chamber is gradually reduced from top to bottom.

Preferably, the inner wall of the combustion chamber is covered with a layer of heat insulation liner.

The utility model has at least one of the following advantages:

according to the utility model, the burner block can be detachably assembled through the arranged inserting plate and the inserting groove, so that the carrying efficiency is improved; the burner block main body provided by the utility model is formed by splicing, so that gaps are formed among the assembly parts, when the temperature is sharply changed in the use process, the burner block has the condition that the volume fluctuates due to stress concentration, cracks are possibly damaged, the gaps can just absorb the stress, the block body is protected from cracks, the service life of the burner block is effectively prolonged, and meanwhile, the pouring forming qualification rate of the burner block is also improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic drawing showing a disassembled perspective structure of the bolt and nut of the present invention;

FIG. 4 is a schematic cross-sectional perspective view of the present invention;

in the figure, 10-burner block body, 20-brick block, 21-inserting plate, 22-fixing block, 23-inserting groove, 24-fixing groove, 25-groove, 26-reinforcing hole, 27-bolt, 28-nut, 29-external thread, 30-heat insulation inner container and 40-combustion chamber.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of 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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

Example 1

As shown in fig. 1-2, this embodiment provides a modular burner block, including burner block main part 10, burner block main part 10 makes up into the loop configuration by two arc bricks 20, each arc brick 20's both ends all are provided with picture peg 21 and slot 23 respectively, and two arc bricks 20 pass through picture peg 21 with the assembly connection is carried out in the cooperation of slot 23, and two arc bricks 20 one end relative respectively all is provided with the arc wall, two the arc wall can splice and form combustion chamber 40. In the embodiment, the burner block can be detachably assembled through the inserting plate 21 and the inserting groove 23, so that the carrying efficiency is improved; the burner block main body provided by the utility model is formed by splicing, so that gaps are formed among the assembly parts, when the temperature is sharply changed in the use process, the burner block has the condition that the volume fluctuates due to stress concentration, cracks are possibly damaged, the gaps can just absorb the stress, the block body is protected from cracks, the service life of the burner block is effectively prolonged, and meanwhile, the pouring forming qualification rate of the burner block is also improved.

Further, as shown in fig. 2, a fixing block 22 is disposed at one end of the inserting plate 21 away from the arc-shaped brick 20, the fixing block 22 extends along two ends of the inserting plate 21 in the width direction, and a fixing groove 24 matched with the fixing block 22 is disposed in the inserting groove 23. The inserting plate 21 and the fixing block 22 form a T shape, and the inserting groove 23 and the fixing groove 24 form a T shape, that is, the two bricks 20 cannot move left and right when being combined through the arranged fixing block 22 and the fixing groove 24, so that the structure of the brick is more stable.

Further, as shown in fig. 1 to 3, reinforcing holes 26 are formed at opposite ends of the two arc-shaped bricks 20, grooves 25 are formed in the side walls of the two arc-shaped bricks 20, the two reinforcing holes 26 are communicated with the two grooves 25, and the two arc-shaped bricks 20 are reinforced by pins 27 which can be inserted into the two reinforcing holes 26. After the inserting plate 21 and the fixing block 22 are inserted into the inserting groove 23 and the fixing groove 24, respectively, the worker inserts the inserting pins 27 into the two opposite reinforcing holes 26, so that the two bricks 20 do not move up and down.

Further, as shown in fig. 2-3, an external thread 29 is provided on an outer wall of the plug 27, and two nuts 28 in threaded connection with the plug 27 are sleeved on the outer wall of the plug 27, and the two nuts 28 can be respectively clamped on one side where the two reinforcing holes 26 and the two grooves 25 are communicated with each other. After the bolt 27 is inserted into the two fixing holes, the bolt 27 is fixed by two nuts 28, so that the whole device is more stable.

Further, as shown in fig. 4, the diameter of the combustion chamber 40 is gradually reduced from top to bottom. The diameter of the hot air flow passing through the position is continuously reduced by the arrangement, and high-speed air flow is formed and sprayed out from the outlet.

Further, as shown in fig. 1, the inner wall of the combustion chamber 40 is covered with an insulating inner container 30. The heat insulation inner container 30 plays a role in blocking temperature, and the problem that the burner block main body 10 is damaged due to overhigh temperature is avoided.

The working principle of the embodiment is as follows: when two fragment of brick 20 of needs are assembled together, the staff inserts slot 23, fixed slot 24 with picture peg 21, fixed block 22 respectively for two fragment of brick 20 are in stable state in horizontal position, and after two fragment of brick 20 assembled, insert bolt 27 in two fixed orificess again, make two fragment of brick 20 can not take place the displacement in vertical position, later with two nut 28 threaded connection again on the screw rod, make the screw rod fixed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a modular burner block, includes burner block main part (10), its characterized in that: burner block main part (10) make up into the loop configuration by two arc fragment of brick (20), each the both ends of arc fragment of brick (20) all are provided with picture peg (21) and slot (23) respectively, and two arc fragment of brick (20) pass through picture peg (21) with the equipment connection is carried out in the cooperation of slot (23), and two arc fragment of brick (20) relative one end respectively all is provided with the arc wall, two the arc wall can splice and form combustion chamber (40).

2. A combined burner block according to claim 1, wherein a fixing block (22) is provided at an end of the insert plate (21) remote from the arc-shaped brick block (20), the fixing block (22) extends along both ends of the insert plate (21) in the width direction, and a fixing groove (24) matched with the fixing block (22) is provided in the insertion groove (23).

3. A combined burner block according to claim 1, wherein one end of each of the two arc-shaped blocks (20) is provided with a reinforcement hole (26) and the side walls of each of the two arc-shaped blocks (20) are provided with a groove (25), the two reinforcement holes (26) are respectively communicated with the two grooves (25), and the two arc-shaped blocks (20) are reinforced by a plug (27) which can be inserted into the two reinforcement holes (26).

4. A combined burner block according to claim 3, wherein the outer wall of the bolt (27) is provided with an external thread (29), and the outer wall of the bolt (27) is sleeved with two nuts (28) in threaded connection therewith, and the two nuts (28) can be respectively clamped on one side where the two reinforcing holes (26) and the two grooves (25) are communicated with each other.

5. A modular burner block according to claim 1, wherein the diameter of the combustion chamber (40) decreases from top to bottom.

6. A modular burner block according to claim 1, wherein the inner wall of the combustion chamber (40) is covered with a layer of insulating liner (30).