CN214038344U - Furnace body additional strengthening for steam boiler - Google Patents

Abstract

The utility model discloses a steam boiler is with furnace body additional strengthening, including the furnace body and the pot body, the outside of furnace body is provided with the pot body, the furnace body is including advancing burner, first squib, second squib and going out the burner, all link together through the welding between advancing burner, first squib, second squib and going out the burner, the terminal surface of advancing the burner welds with the side of the pot body, the surface of first squib and second squib is wavy. The utility model has the advantages that: the outer surface of the first and second squibs is set into a wavy shape, so that the combustion space can be increased to ensure more sufficient combustion, the heat expansion is effectively absorbed, the heat radiation area is increased, the strength between the first and second squibs can be enhanced by welding a whole circle of reinforcing ring block on the outer surface of the joint between the first and second squibs, and the risk of rupture caused by heat expansion is reduced.

Description

Furnace body additional strengthening for steam boiler

Technical Field

The utility model relates to a steam boiler field, especially a steam boiler is furnace body additional strengthening for stove.

Background

With the increasing requirement of environmental protection, coal-fired boilers are gradually replaced by gas-fired and oil-fired boilers. However, in both gas and oil boilers, the more sufficient the fuel and air are mixed during combustion, the higher the thermal efficiency can be obtained, and the emission of tail gas is reduced, thereby reducing the environmental pollution.

Most of the existing combustion boilers are based on the principle that fuel is sprayed out from a nozzle to be mixed with air to be combusted and enter a combustion furnace, most of the combustion furnaces are manufactured by welding thin plates, the furnace wall of the combustion furnace is easy to expand due to long-time combustion, the furnace wall is easy to break, and the combustion furnace made of the thin plates is low in strength and easy to deform, so that great inconvenience is caused to the use of the combustion furnace.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a furnace body reinforcing structure for a steam boiler.

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

a furnace body strengthening structure for a steam boiler comprises a furnace body and a boiler body, wherein the boiler body is arranged outside the furnace body, the furnace body comprises a fire inlet, a first fire guide pipe, a second fire guide pipe and a fire outlet, the fire inlet, the first fire guide pipe, the second fire guide pipe and the fire outlet are connected together by welding, the end surface of the fire inlet is welded with the side surface of the pot body, the outer surfaces of the first fire guiding pipe and the second fire guiding pipe are both wavy, a first fixing device is welded at the joint of the first fire guiding pipe and the second fire guiding pipe, a first supporting ring block is welded on the outer surface of the joint of the fire inlet and the first fire guiding pipe, a second support ring block is welded on the outer surface of the welding part of the second fire guiding pipe and the fire outlet, a tempering furnace is welded on the end surface of the outlet of the fire outlet, the bottom surface of tempering furnace is connected with the backup pad, the side of tempering furnace is connected with second fixing device.

According to a further technical scheme, the first fixing device comprises a connecting hole, a fixing ring block and a reinforcing ring block, a whole circle of reinforcing ring block is welded on the outer surface of the joint of the first fire guiding pipe and the second fire guiding pipe, the outer surface of the reinforcing ring block is connected with the fixing ring block, a plurality of connecting holes are formed in the fixing ring block, and the first fixing device is connected to the inner wall of the pot body.

Still further technical scheme is, second fixing device includes first welding groove, spliced pole and second welding groove, first welding groove has been seted up to the lateral surface of tempering furnace, the spliced pole has been seted up to the inside wall of the pot body, be connected with the spliced pole between first welding groove and the second welding groove, and the spliced pole is connected through welding and tempering furnace and the pot body, first welding groove and second welding groove are the bell jar.

According to a further technical scheme, a support frame is connected to the inner top wall of the tempering furnace and is in a herringbone shape.

According to a further technical scheme, the outer side face of the tempering furnace is connected with a plurality of tempering pipes, and the tempering pipes penetrate through the fixing ring block to reach the outer side face of the pot body.

According to a further technical scheme, the fire inlet and the fire outlet are both conical openings, and the first supporting ring block and the second supporting ring block are both trapezoidal and are both of hollow structures.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a make the surface of first squib and second squib set into wavy can, can increase the combustion space and make the burning more sufficient, effectively absorb thermal expansion, improve heat radiating area, have the intensity between first squib and the second squib that can strengthen through the outer surface welding of junction between first squib and second squib whole circle of beaded finish piece, reduce because the cracked risk of thermal expansion.

2. The utility model discloses a set up the inside wall of the first welding groove of seting up and the pot body at the lateral surface of support frame and set up the welding area that the second welding groove can increase and the spliced pole, prevent that the welding point from breaking, improve the intensity and the stability of whole boiler, run through the stability that the fixed ring piece can improve the tempering pipe through the tempering pipe, prevent to cause the fire guiding difficulty because the tempering pipe takes place the bending apart from the overlength.

Drawings

Fig. 1 is a schematic view of the furnace body reinforcing structure of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1 according to the present invention.

In the figure, 1, a pan body; 2. a first fixing device; 21. connecting holes; 22. a fixed ring block; 23. a reinforcing ring block; 31. a fire inlet; 32. a first squib; 33. a second squib; 34. a fire outlet; 4. a second support ring block; 5. tempering furnace; 6. a support plate; 7. a support frame; 8. a tempering tube; 9. a first support ring block; 10. a second fixing device; 101. a first welding groove; 102. connecting columns; 103. a second weld groove.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

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

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to the embodiment shown in fig. 1-2, a furnace body reinforcing structure for a steam boiler comprises a furnace body and a pot body 1, the pot body 1 is arranged outside the furnace body, the furnace body comprises a fire inlet 31, a first fire-guiding pipe 32, a second fire-guiding pipe 33 and a fire outlet 34, the fire inlet 31, the first fire-guiding pipe 32, the second fire-guiding pipe 33 and the fire outlet 34 are connected together by welding, the fire inlet 31 and the fire outlet 34 are both conical openings, which can increase the flow rate of entering fire, enable enough power to enable heat energy to flow in the fire-guiding pipe, the end surface of the fire inlet 31 is welded with the side surface of the pot body 1, the outer surfaces of the first fire-guiding pipe 32 and the second fire-guiding pipe 33 are both wavy, can increase the combustion space to enable the combustion to be more sufficient, effectively absorb the thermal expansion caused by the temperature rise, improve the heat radiation area, a first fixing device 2 is welded at the joint of the first fire-guiding pipe 32 and the second fire-guiding pipe 33, the first fixing device 2 comprises a connecting hole 21, a fixing ring block 22 and a reinforcing ring block 23, the whole circle of reinforcing ring block 23 is welded on the outer surface of the joint of the first fire guiding pipe 32 and the second fire guiding pipe 33, the connecting strength between the first fire guiding pipe 32 and the second fire guiding pipe 33 can be enhanced by arranging the reinforcing ring block 23, so that the risk of rupture caused by thermal expansion can be reduced, the fixing ring block 22 is connected on the outer surface of the reinforcing ring block 23, a plurality of connecting holes 21 are formed in the fixing ring block 22, water at two ends of the boiler can be connected together, the first fixing device 2 is connected on the inner wall of the boiler body 1, a first supporting ring block 9 is welded on the outer surface of the joint of the fire inlet 31 and the first fire guiding pipe 32, a second supporting ring block 4 is welded on the outer surface of the joint of the second fire guiding pipe 33 and the fire outlet 34, the first supporting ring block 9 and the second supporting ring block 4 are both trapezoidal and are hollow structures, the tempering furnace has the advantages that the first support ring block 9 and the second support ring block 4 can support the furnace body and simultaneously do not cause great weight pressure on the wall of the furnace, the tempering furnace 5 is welded on the end face of the outlet of the fire outlet 34, the inner top wall of the tempering furnace 5 is connected with the support frame 7, the support frame 7 is in a shape like a Chinese character 'ren', the interior of the tempering furnace 5 is supported to prevent the tempering furnace 5 from deforming under the impact of high energy instantly generated, the outer side face of the tempering furnace 5 is connected with the plurality of tempering pipes 8, the tempering pipes 8 penetrate through the fixed ring blocks 22 to the outer side face of the furnace body 1, the bottom face of the tempering furnace 5 is connected with the support plate 6, the side face of the tempering furnace 5 is connected with the second fixing device 10, the second fixing device 10 comprises a first welding groove 101, a connecting column 102 and a second welding groove 103, the outer side face of the tempering furnace 5 is provided with the first welding groove 101, the connecting column 102 is arranged on the inner side wall of the furnace body 1, the connecting column 102 is connected between the first welding groove 101 and the second welding groove 103, and spliced pole 102 is connected through welding and tempering furnace 5 and the pot body 1, and first welding groove 101 and second welding groove 103 are the bell jar, can increase welding area through being provided with the bell jar, make tempering furnace 5 and the pot body 1 be connected more firmly.

The working process of the utility model is as follows: the reinforcing ring block 23 is provided on the outer surface of the joint of the first and second squibs 32 and 33 to significantly improve the strength between the first and second squibs 32 and 33, the curvature of the tempering tube 8 can be reduced by passing the tempering tube 8 through the fixing ring block 22, thereby preventing the difficulty in tempering, the connecting column 102 is provided between the tempering furnace 5 and the pot body 1 to improve the strength of the tempering furnace 5 and the entire boiler, and preventing the tempering furnace 5 from being deformed and loosened by high energy impact.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a steam boiler is furnace body additional strengthening for stove, includes furnace body and the pot body (1), its characterized in that: the boiler comprises a boiler body (1) arranged outside the boiler body, the boiler body comprises a fire inlet (31), a first fire guiding pipe (32), a second fire guiding pipe (33) and a fire outlet (34), the fire inlet (31), the first fire guiding pipe (32), the second fire guiding pipe (33) and the fire outlet (34) are connected together through welding, the end face of the fire inlet (31) is welded with the side face of the boiler body (1), the outer surfaces of the first fire guiding pipe (32) and the second fire guiding pipe (33) are both wavy, a first fixing device (2) is welded at the joint of the first fire guiding pipe (32) and the second fire guiding pipe (33), a first supporting ring block (9) is welded on the outer surface of the joint of the fire inlet (31) and the first fire guiding pipe (32), and a second supporting ring block (4) is welded on the outer surface of the joint of the second fire guiding pipe (33) and the fire outlet (34), the end face welding of the export of fire outlet (34) has tempering furnace (5), the bottom surface of tempering furnace (5) is connected with backup pad (6), the side of tempering furnace (5) is connected with second fixing device (10).

2. The reinforcing structure of a steam boiler furnace according to claim 1, wherein: the first fixing device (2) comprises a connecting hole (21), a fixing ring block (22) and a reinforcing ring block (23), the outer surface of the joint of the first fire guiding pipe (32) and the second fire guiding pipe (33) is welded with the whole circle of reinforcing ring block (23), the outer surface of the reinforcing ring block (23) is connected with the fixing ring block (22), a plurality of connecting holes (21) are formed in the fixing ring block (22), and the first fixing device (2) is connected to the inner wall of the pot body (1).

3. The reinforcing structure of a steam boiler furnace according to claim 1, wherein: second fixing device (10) include first welding groove (101), spliced pole (102) and second welding groove (103), first welding groove (101) have been seted up to the lateral surface of tempering furnace (5), spliced pole (102) have been seted up to the inside wall of the pot body (1), be connected with spliced pole (102) between first welding groove (101) and second welding groove (103), and spliced pole (102) are connected through welding and tempering furnace (5) and the pot body (1), first welding groove (101) and second welding groove (103) are the bell jar.

4. The reinforcing structure of a steam boiler furnace according to claim 1, wherein: the inner top wall of the tempering furnace (5) is connected with a support frame (7), and the support frame (7) is in a shape like the Chinese character 'ren'.

5. The reinforcing structure of a steam boiler furnace according to claim 1, wherein: the outer side surface of the tempering furnace (5) is connected with a plurality of tempering pipes (8), and the tempering pipes (8) penetrate through the fixed ring block (22) to the outer side surface of the pot body (1).

6. The reinforcing structure of a steam boiler furnace according to claim 3, wherein: the fire inlet (31) and the fire outlet (34) are both conical openings, and the first supporting ring block (9) and the second supporting ring block (4) are both trapezoidal and are both in hollow structures.

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