CN215336369U - Waste incineration waste heat boiler using self flow guide structure of boiler to control smoke flow direction - Google Patents
Waste incineration waste heat boiler using self flow guide structure of boiler to control smoke flow direction Download PDFInfo
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- CN215336369U CN215336369U CN202121263200.8U CN202121263200U CN215336369U CN 215336369 U CN215336369 U CN 215336369U CN 202121263200 U CN202121263200 U CN 202121263200U CN 215336369 U CN215336369 U CN 215336369U
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- hearth
- flue
- flow guide
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Abstract
The utility model discloses a waste incineration waste heat boiler for controlling the flow direction of flue gas by utilizing a self flow guide structure of the boiler, which comprises a hearth, a horizontal flue, a steering chamber and a tail flue, wherein the hearth is arranged on the horizontal flue; one end of the horizontal flue is connected with the hearth, the other end of the horizontal flue is connected with the steering chamber, and the tail flue is connected with one end of the steering chamber, which is far away from the horizontal flue; a flame folding angle, a flow guide screen and a water-cooling flow guide screen are arranged in the hearth, and an inlet backflow angle is arranged at the joint of the hearth and the horizontal flue; and an outlet necking structure is arranged at the joint of the horizontal flue and the steering chamber. The utility model makes the combustion more centralized, optimizes the boiler structure and the flow field of the flue gas, enhances the heat transfer and improves the boiler efficiency.
Description
Technical Field
The utility model relates to the technical field of boilers, in particular to a waste incineration waste heat boiler which utilizes a self flow guide structure of a boiler to control the flow direction of flue gas.
Background
The waste heat boiler is an important device for industrially recycling the waste heat of the flue gas, the heat exchange efficiency is closely related to the distribution of a flue gas flow field and a temperature field in a flue, and the large-capacity and high-parameter waste incineration waste heat boiler has the defects of large boiler body, dispersed flue gas, non-centralized combustion, large incomplete combustion loss, low heat efficiency and the like.
Disclosure of Invention
The utility model aims to solve the problems that: the waste incineration waste heat boiler has the advantages that the flow direction of the flue gas is controlled by the aid of the flow guide structure of the boiler, combustion is concentrated, the structure of the boiler and the flow field of the flue gas are optimized, heat transfer is enhanced, and boiler efficiency is improved.
The technical scheme provided by the utility model for solving the problems is as follows: a waste incineration waste heat boiler using a self flow guide structure of the boiler to control the flow direction of flue gas comprises a hearth, a horizontal flue, a steering chamber and a tail flue; one end of the horizontal flue is connected with the hearth, the other end of the horizontal flue is connected with the steering chamber, and the tail flue is connected with one end of the steering chamber, which is far away from the horizontal flue; a flame folding angle, a flow guide screen and a water-cooling flow guide screen are arranged in the hearth, and an inlet backflow angle is arranged at the joint of the hearth and the horizontal flue; and an outlet necking structure is arranged at the joint of the horizontal flue and the steering chamber.
Preferably, the hearth comprises a first hearth, a second hearth and a third hearth which are sequentially communicated.
Preferably, the lower part of the furnace is provided with a front and rear arch waisted structure, and the flame folding angle is arranged at the upper part of the furnace.
Preferably, a 15-degree inclined ceiling is arranged at the top of the hearth.
Preferably, the flow guide screen is arranged at a position on the two hearths, which is connected with one hearth.
Preferably, the water-cooling diversion screen is arranged at the turning position of the lower part of the three hearths.
Preferably, a smoke baffle is arranged at the lower part of each group of heat exchange tubes of the horizontal flue, and the height of the smoke baffle reaches the central line of the bent tube of the heat exchange tube.
Preferably, an ash bucket smoke outlet is formed in one end, far away from the steering chamber, of the tail flue.
Compared with the prior art, the utility model has the advantages that: the utility model makes the combustion more centralized, optimizes the boiler structure and the flow field of the flue gas, enhances the heat transfer and improves the boiler efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.
Fig. 1 is a schematic view of the overall structure of the present invention.
The attached drawings are marked as follows: 1. the structure comprises a front arch waisting structure, a rear arch waisting structure, 2 degrees, a flame folding angle, 3 degrees, 15 degrees of inclined ceiling jacking, 4 degrees, a flow guide screen, 5 degrees of a water-cooling flow guide screen, 6 degrees of a rear water-cooling wall flow guide screen, 7 degrees of an inlet backflow angle, 8 degrees of a smoke baffle, 9 degrees of an outlet necking structure, 10 degrees of a steering chamber, 11 degrees of a tail flue, 12 degrees of an ash bucket smoke exhaust port, 13 degrees of a first hearth, 14 degrees of a second hearth, 15 degrees of a third hearth, 16 degrees of a horizontal flue.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present invention can be fully understood and implemented.
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the utility model, "a number" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
The specific embodiment of the utility model is shown in fig. 1, a waste incineration waste heat boiler which utilizes a self-flow guide structure of the boiler to control the flow direction of flue gas, and comprises a hearth, a horizontal flue 16, a steering chamber 10 and a tail flue 11; one end of the horizontal flue 16 is connected with the hearth, the other end of the horizontal flue is connected with the turning chamber 10, and the tail flue 11 is connected with one end of the turning chamber 10 far away from the horizontal flue 16; a flame folding angle 2, a flow guide screen 4 and a water-cooling flow guide screen 5 are arranged in the hearth, and an inlet backflow angle 7 is arranged at the joint of the hearth and the horizontal flue 16; an outlet necking structure 9 is arranged at the joint of the horizontal flue 16 and the turning chamber 10.
In this embodiment, the furnace includes a first furnace 13, a second furnace 14 and a third furnace 15 which are sequentially communicated.
In this embodiment, the lower part of the furnace 13 is provided with the front and rear arch waisted structure 1, and the flame folding angle 2 is arranged at the upper part of the furnace 13.
In this embodiment, the top of the furnace 13 is provided with a 15-degree inclined ceiling 3.
In this embodiment, the baffle 4 is disposed at a position on the two hearths 14 connected to one hearth 13.
In the embodiment, the water-cooling diversion screen 5 is arranged at the lower turning part of the three hearths 15.
In the embodiment, a smoke baffle plate 8 is installed at the lower part of each group of heat exchange tubes of the horizontal flue 16, and the height of the smoke baffle plate 8 reaches the position of the central line of the elbow of the heat exchange tube.
In this embodiment, an end of the back flue 11 away from the turning chamber 10 is provided with an ash hopper exhaust port 12.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the scope of the utility model as defined by the independent claims are intended to be embraced therein.
Claims (8)
1. The utility model provides an utilize waste incineration exhaust-heat boiler of boiler self water conservancy diversion structure control flue gas flow direction which characterized in that: comprises a hearth, a horizontal flue (16), a turning chamber (10) and a tail flue (11); one end of the horizontal flue (16) is connected with the hearth, the other end of the horizontal flue is connected with the turning chamber (10), and the tail flue (11) is connected with one end, far away from the horizontal flue (16), of the turning chamber (10); a flame folding angle (2), a flow guide screen (4) and a water-cooling flow guide screen (5) are arranged in the hearth, and an inlet backflow angle (7) is arranged at the joint of the hearth and the horizontal flue (16); an outlet necking structure (9) is arranged at the joint of the horizontal flue (16) and the steering chamber (10).
2. The waste incineration waste heat boiler using the boiler self-flow guide structure to control the flow direction of the flue gas according to claim 1, characterized in that: the hearth comprises a hearth (13), two hearths (14) and three hearths (15) which are sequentially communicated.
3. The waste incineration waste heat boiler using the boiler self-flow guide structure to control the flow direction of the flue gas according to claim 2, characterized in that: the lower part of the hearth (13) is provided with a front-back arch waisting structure (1), and the flame folding angle (2) is arranged at the upper part of the hearth (13).
4. The waste incineration waste heat boiler using the self flow guide structure of the boiler to control the flow direction of the flue gas according to claim 2 or 3, characterized in that: the top of the hearth (13) is provided with a 15-degree inclined ceiling (3).
5. The waste incineration waste heat boiler using the boiler self-flow guide structure to control the flow direction of the flue gas according to claim 2, characterized in that: the flow guide screen (4) is arranged at the position, connected with the first hearth (13), of the two hearths (14).
6. The waste incineration waste heat boiler using the boiler self-flow guide structure to control the flow direction of the flue gas according to claim 2, characterized in that: the water-cooling diversion screen (5) is arranged at the turning position of the lower part of the three hearths (15).
7. The waste incineration waste heat boiler using the boiler self-flow guide structure to control the flow direction of the flue gas according to claim 1, characterized in that: and a smoke baffle plate (8) is arranged at the lower part of each group of heat exchange tubes of the horizontal flue (16), and the height of the smoke baffle plate (8) reaches the central line of the elbow of the heat exchange tube.
8. The waste incineration waste heat boiler using the boiler self-flow guide structure to control the flow direction of the flue gas according to claim 1, characterized in that: and an ash hopper smoke outlet (12) is arranged at one end of the tail flue (11) far away from the steering chamber (10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202121263200.8U CN215336369U (en) | 2021-06-07 | 2021-06-07 | Waste incineration waste heat boiler using self flow guide structure of boiler to control smoke flow direction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202121263200.8U CN215336369U (en) | 2021-06-07 | 2021-06-07 | Waste incineration waste heat boiler using self flow guide structure of boiler to control smoke flow direction |
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CN215336369U true CN215336369U (en) | 2021-12-28 |
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CN202121263200.8U Active CN215336369U (en) | 2021-06-07 | 2021-06-07 | Waste incineration waste heat boiler using self flow guide structure of boiler to control smoke flow direction |
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CN (1) | CN215336369U (en) |
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2021
- 2021-06-07 CN CN202121263200.8U patent/CN215336369U/en active Active
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