CN217178567U - Boiler longitude and latitude abrasionproof guide plate - Google Patents
Boiler longitude and latitude abrasionproof guide plate Download PDFInfo
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- CN217178567U CN217178567U CN202220596212.0U CN202220596212U CN217178567U CN 217178567 U CN217178567 U CN 217178567U CN 202220596212 U CN202220596212 U CN 202220596212U CN 217178567 U CN217178567 U CN 217178567U
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Abstract
The utility model discloses a boiler longitude and latitude abrasionproof guide plate arranges on the water-cooling wall, the water-cooling wall includes many water-cooling wall pipes that set up side by side, is provided with between the adjacent water-cooling wall pipe and connects fin, a serial communication port, including fixing polylith transverse guide plate and the vertical guide plate of polylith on the water-cooling wall, interval arrangement about transverse guide plate is along the water-cooling wall, vertical guide plate set up between the adjacent transverse guide plate and with transverse guide plate arranges perpendicularly, transverse guide plate is provided with the groove of stepping down with one side that the water-cooling wall pipe contacted, the border of stepping down the groove is provided with inside sunken drainage breach, one side that vertical guide plate and water-cooling wall contacted is provided with inboard water conservancy diversion breach. The drainage breach that sets up on the horizontal guide plate and the inboard water conservancy diversion breach on the vertical guide plate can make things convenient for the thermal current and the particulate matter in the boiler to pass through, can not form the vortex, and then has reduced the impact wear to guide plate and water-cooling wall pipe.
Description
Technical Field
The utility model relates to a boiler water wall pipe technical field, concretely relates to boiler longitude and latitude abrasionproof guide plate.
Background
Coal-fired boilers have been widely used in recent years because of their advantages of energy saving, high efficiency, wide fuel selection, etc. Particularly, the solid particle content in the circulating fluidized bed boiler is large, so that the heating surface in the boiler is seriously abraded, and related data show that accidents caused by abrasion account for more than half of the total number of the blowing out, so that the abrasion problem is a key item for blowing out maintenance. Aiming at the serious abrasion problem, relevant experts at home and abroad make a great deal of research, and the furnace type structure, the material selection and the like are continuously improved and modified, but the abrasion can be only retarded to a limited extent, and the abrasion phenomenon can not be completely avoided.
Due to the limitations of the thermal efficiency of the boiler and the manufacturing cost of the boiler, boiler manufacturers only have to pay more attention to adopt some anti-wear measures, but these anti-wear measures are far from sufficient to resist the anti-wear requirements of the boiler in actual operation.
When the coal-fired boiler works, an anti-abrasion measure is urgently needed to protect the water wall tube of the hearth, a guide plate is arranged on the water wall tube in order to reduce the erosion of heat flow and particles to the water wall tube in the hearth, the guide plate and the water wall tube in the prior art are in direct full contact, the root part of the water wall tube connected with the guide plate forms vortex to generate abrasion, and the effects of drainage and energy conservation are avoided.
The welding spot of the existing guide plate is arranged on the plane of the guide plate, so that the verticality error between the additionally arranged guide plate and the water-cooled wall is large, and a new abrasion point is formed at the joint of the guide plate and the water-cooled wall.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a boiler longitude and latitude abrasionproof guide plate can avoid producing the vortex between guide plate and the water wall pipe, prevents that guide plate and water wall pipe from being worn and torn.
The utility model provides a technical scheme be: the utility model provides a boiler longitude and latitude abrasionproof guide plate arranges on the water-cooling wall, the water-cooling wall includes many water-cooling wall pipes that set up side by side, is provided with between the adjacent water-cooling wall pipe and connects fin, a serial communication port, including fixing polylith horizontal guide plate and the vertical guide plate of polylith on the water-cooling wall, interval arrangement and parallel to each other about horizontal guide plate is along the water-cooling wall, vertical guide plate set up between the adjacent horizontal guide plate and with horizontal guide plate vertical arrangement, one side that horizontal guide plate and water-cooling wall pipe contacted is provided with the groove of stepping down, the border of stepping down the groove is provided with inside sunken drainage breach, one side that vertical guide plate and water-cooling wall contacted is provided with inboard water conservancy diversion breach.
The beneficial effects of the above technical scheme are: the drainage breach that sets up on the horizontal guide plate and the inboard water conservancy diversion breach on the vertical guide plate can make things convenient for the thermal current and the particulate matter in the boiler to pass through, can not form the vortex, and then has reduced the impact wear to guide plate and water-cooling wall pipe.
Further, be provided with convex first leg between the adjacent groove of stepping down of horizontal guide plate, one side that vertical guide plate and water-cooling wall contacted is provided with the second leg, inboard water conservancy diversion breach is enclosed by adjacent second leg and closes and forms, first leg and second leg all with connect fin welded fastening.
Further, the drainage breach is fan-shaped and has a plurality ofly, and a plurality of drainage breachs are followed the border interval setting in groove of stepping down.
Further, one side of the transverse guide plate, which faces away from the abdicating groove, is provided with a first arc-shaped notch. The drainage effect to heat and particulate matter can be strengthened to first arc breach.
Furthermore, one side of the vertical guide plate back to the inner side guide notch is provided with a second arc-shaped notch. The second arc breach also can strengthen the drainage effect to heat and particulate matter.
Furthermore, two of the yielding grooves are arranged on each transverse guide plate, and a plurality of transverse guide plates which are connected end to end are arranged on the same horizontal arrangement height of the water-cooled wall. The water-cooled walls with different widths can be conveniently assembled.
Furthermore, two second welding feet are arranged on each vertical guide plate.
Furthermore, adjacent transverse guide plates on the same horizontal setting height are connected together in an end-to-end overlapping mode. Avoid expend with heat and contract with cold to influence the stability of first leg.
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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of a transverse baffle in an embodiment of the present invention;
fig. 3 is a schematic structural view of a vertical guide plate in the embodiment of the present invention.
Reference numerals: the water wall tube 100, the connecting fins 110, the transverse baffle 200, the first weld leg 210, the abdicating groove 220, the drainage notch 221, the first arc notch 230, the vertical baffle 300, the second weld leg 310, the inner side diversion notch 320, and the second arc notch 330.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1-3, this embodiment provides a boiler longitude and latitude abrasionproof guide plate, arranges on the water-cooling wall, the water-cooling wall includes many water-cooling wall tubes 100 that set up side by side, is provided with between the adjacent water-cooling wall tube 100 and connects fin 110, a serial communication port, including fixing polylith horizontal guide plate 200 and the vertical guide plate 300 of polylith on the water-cooling wall, interval arrangement and parallel to each other about horizontal guide plate 200 is along the water-cooling wall, vertical guide plate 300 set up between adjacent horizontal guide plate 200 and with horizontal guide plate 200 arranges perpendicularly, one side that horizontal guide plate 200 and water-cooling wall tube 100 contacted is provided with the groove of stepping down 220, the border of the groove of stepping down 220 is provided with inside sunken drainage breach 221, one side that vertical guide plate 300 and water-cooling wall contacted is provided with inboard water conservancy diversion breach 320. The drainage notch 221 arranged on the transverse guide plate 200 and the inner side flow guide notch 320 arranged on the vertical guide plate 300 can facilitate the heat flow and the particles in the boiler to pass through, and vortex flow can not be formed, so that the impact wear to the guide plate and the water wall tube 100 is reduced.
The convex first welding leg 210 is arranged between the adjacent abdicating grooves 220 of the transverse guide plate 200, the second welding leg 310 is arranged on one side of the vertical guide plate 300 contacted with the water wall, the inner side guide notch 320 is formed by surrounding the adjacent second welding leg 310, and the first welding leg 210 and the second welding leg 310 are fixedly welded with the connecting fins 110. Two second solder fillets 310 are disposed on each vertical baffle 300.
A first arc notch 230 is formed on one side of the transverse baffle 200, which faces away from the receding groove 220. The first arcuate notch 230 can enhance the drainage of heat and particulate matter. A second arc-shaped notch 330 is disposed on a side of the vertical baffle 300 opposite to the inner diversion notch 320. The second arcuate notch 330 can also enhance the drainage of heat and particulate matter.
Every be provided with on the horizontal guide plate 200 two the groove of stepping down 220, be provided with the polylith horizontal guide plate 200 that end to end on the same level setting height of water-cooling wall. The water-cooled walls with different widths can be conveniently assembled.
The adjacent transverse baffles 200 at the same horizontal setting height are connected together end to end. The stability of the first solder tail 210 is prevented from being affected by thermal expansion and cold contraction.
In the description of the present application, it is to be understood that the terminology used herein is for the purpose of description only and is not intended to be interpreted as indicating or implying any relative importance or implicit indication of the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral combinations thereof; may be an electrical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. A longitude and latitude anti-abrasion guide plate of a boiler is arranged on a water wall, the water wall comprises a plurality of water wall tubes (100) which are arranged in parallel, connecting fins (110) are arranged between the adjacent water wall tubes (100), it is characterized by comprising a plurality of transverse guide plates (200) and a plurality of vertical guide plates (300) which are fixed on a water-cooled wall, the transverse guide plates (200) are arranged at intervals up and down along the water-cooled wall and are parallel to each other, the vertical guide plates (300) are arranged between the adjacent transverse guide plates (200) and are vertical to the transverse guide plates (200), one side of the transverse guide plate (200) contacted with the water wall tube (100) is provided with a relief groove (220), the edge of the abdicating groove (220) is provided with an inward concave drainage gap (221), and an inner side flow guide notch (320) is arranged on one side of the vertical flow guide plate (300) contacted with the water-cooled wall.
2. The boiler longitude and latitude abrasionproof guide plate of claim 1, characterized in that is provided with convex first leg (210) between the adjacent groove of stepping down (220) of horizontal guide plate (200), one side that vertical guide plate (300) and water-cooling wall contacted is provided with second leg (310), inboard water conservancy diversion breach (320) is enclosed by adjacent second leg (310) and closes and form, first leg (210) and second leg (310) all with connect fin (110) welded fastening.
3. The boiler longitude and latitude abrasionproof guide plate of claim 1, characterized in that, drainage breach (221) is fan-shaped and has a plurality of, and a plurality of drainage breachs (221) set up along the border interval of the groove of stepping down (220).
4. The boiler longitude and latitude anti-abrasion guide plate according to any one of claims 1 to 3, characterized in that a side of the transverse guide plate (200) facing away from the abdicating groove (220) is provided with a first arc-shaped notch (230).
5. The boiler longitude and latitude wear-proof guide plate according to any one of claims 1-3, characterized in that the side of the vertical guide plate (300) facing away from the inner guide notch (320) is provided with a second arc-shaped notch (330).
6. The boiler longitude and latitude anti-abrasion guide plate according to claim 1, characterized in that each of the transverse guide plates (200) is provided with two of the abdicating grooves (220), and the water-cooled wall is provided with a plurality of transverse guide plates (200) connected end to end at the same horizontal setting height.
7. The boiler longitude and latitude wear-resistant deflector of claim 2, characterized in that two second welding feet (310) are arranged on each vertical deflector (300).
8. The boiler longitude and latitude wear-resistant guide plate according to claim 6, characterized in that the adjacent transverse guide plates (200) at the same horizontal setting height are overlapped end to end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220596212.0U CN217178567U (en) | 2022-03-18 | 2022-03-18 | Boiler longitude and latitude abrasionproof guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220596212.0U CN217178567U (en) | 2022-03-18 | 2022-03-18 | Boiler longitude and latitude abrasionproof guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217178567U true CN217178567U (en) | 2022-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220596212.0U Active CN217178567U (en) | 2022-03-18 | 2022-03-18 | Boiler longitude and latitude abrasionproof guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217178567U (en) |
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- 2022-03-18 CN CN202220596212.0U patent/CN217178567U/en active Active
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