CN218348639U - A economizer that is used for novel suspension mode on boiler - Google Patents
A economizer that is used for novel suspension mode on boiler Download PDFInfo
- Publication number
- CN218348639U CN218348639U CN202123291540.4U CN202123291540U CN218348639U CN 218348639 U CN218348639 U CN 218348639U CN 202123291540 U CN202123291540 U CN 202123291540U CN 218348639 U CN218348639 U CN 218348639U
- Authority
- CN
- China
- Prior art keywords
- economizer
- plate
- comb
- boiler
- guard plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
The utility model discloses a novel coal economizer for suspension on a boiler, which comprises a coal economizer piping system, wherein the middle part of the coal economizer piping system is provided with a middle pipe clamp, two sides of the middle pipe clamp are respectively provided with a side pipe clamp, and the side pipe clamp is fixed at the position of the coal economizer piping system close to the end part; the top ends of the side pipe clamps are respectively welded on the lower surfaces of the overhanging wing plates, and the overhanging wing plates are fixedly welded with the lower wing plates of the boiler steel frame beam; the elbows at the two ends of the economizer pipe system are respectively positioned in a closed space, and the closed space is formed by a comb-shaped plate, a first protection plate, a second protection plate, a third protection plate, a fourth protection plate and an outward extending wing plate. The utility model provides a pair of an economizer that is used for novel mode of hanging in midair on boiler need not to arrange the ventilation roof beam that supports the economizer in the installation, can solve in the flue because of the ventilation roof beam exists the inhomogeneous problem in flow field that causes, reduces the wearing and tearing of economizer, prolongs the life of economizer.
Description
Technical Field
The utility model relates to a coal economizer that is used for novel mode of hanging in midair on boiler belongs to coal economizer technical field.
Background
The economizer is a device which is arranged at the lower part of a flue at the tail part of a boiler and used for recovering the waste heat of exhausted smoke, heats the water fed by the boiler into a heating surface of saturated water under the pressure of a steam drum, and is called as the economizer because the economizer absorbs the heat of high-temperature smoke, reduces the exhaust temperature of the smoke, saves energy and improves the efficiency.
In the prior art, the economizer piping is generally fixed on a pipe clamp, the pipe clamp is supported or suspended on a cross beam (namely a ventilation beam) in a flue, the ventilation beam is connected with a boiler steel frame, and the ventilation beam can influence a flow field to cause the phenomena of uneven distribution, flue gas vortex and the like of flue gas, so that the economizer piping is further abraded; the elbow of the economizer piping system is directly washed by the flue gas, and the service life of the economizer is seriously influenced.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to not enough in the background art, provide an economizer that is used for novel suspension means on boiler, need not to arrange the ventilation roof beam that supports the economizer in the installation, can solve in the flue and cause the inhomogeneous problem in flow field because of ventilation roof beam exists, reduce the wearing and tearing of economizer, prolong the life of economizer.
For solving the technical problem, the utility model discloses a following technical scheme:
the economizer comprises an economizer piping system, wherein a middle pipe clamp is arranged in the middle of the economizer piping system, side pipe clamps are respectively arranged on two sides of the middle pipe clamp, and the side pipe clamps are fixed at positions, close to the end parts, of the economizer piping system;
the top ends of the side pipe clamps are respectively welded on the lower surfaces of the outward extending wing plates, and the outward extending wing plates are fixed with the lower wing plates of the boiler steel frame beams through welding.
The elbows at the two ends of the economizer pipe system are respectively positioned in a closed space, and the closed space is formed by a comb-shaped plate, a first protection plate, a second protection plate, a third protection plate, a fourth protection plate and an outward extending wing plate.
According to the optimization scheme, ribbed plates are arranged above the outward extending wing plates respectively.
Furthermore, the overhanging wing plate and the ribbed plate are provided with a refractory pouring material block.
Furthermore, comb-shaped plates are installed at the elbow parts at the two ends of the coal economizer pipe system, the comb-shaped plates are respectively positioned at the outer sides of the side pipe clamps, and the top ends of the comb-shaped plates are fixedly connected to the lower surfaces of the outward extending wing plates.
Furthermore, the outer sides of the comb-shaped plates are respectively provided with a first guard plate arranged in parallel with the comb-shaped plates, and an elbow of an economizer piping system is arranged in a clamping cavity between the first guard plate and the comb-shaped plates; the top end of the first guard plate is fixedly connected to the lower surface of the outward extending wing plate.
Furthermore, a second guard plate is arranged at the bottom of the clamping cavity of the first guard plate and the comb-shaped plate, and two side ends of the second guard plate along the length direction are fixedly connected with the first guard plate and the comb-shaped plate respectively.
Furthermore, a third guard plate is fixedly connected to one side of the first guard plate and the comb-shaped plate clamping cavity, and a fourth guard plate is fixedly connected to the other side of the first guard plate and the comb-shaped plate clamping cavity.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
1. the boiler steel frame beam is reformed without arranging a ventilation beam for supporting the coal economizer, so that the structure is simplified, and materials are saved;
2. because the ventilation beam is removed from the suspension structure, the flue gas flow field on the cross section of the flue is more uniform, and the possibility of forming flue gas vortex and non-uniform flow field is avoided;
3. all elbows of the coal economizer piping are protected from being directly washed by smoke, and the service life of the coal economizer is prolonged.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a top view of the structure of the present invention;
fig. 3 is a schematic view of the installation of the comb plate of the present invention.
In the figure, 1-boiler steel frame beam, 2-overhanging wing plate, 3-ribbed plate, 4-refractory casting block, 5-economizer piping system, 6-middle pipe clamp, 7-side pipe clamp, 8-closed space, 9-comb plate, 10-first guard plate, 11-second guard plate, 12-third guard plate and 13-fourth guard plate.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1-3 jointly, the utility model provides an economizer for novel suspension mode on boiler, including economizer piping 5, the mid-mounting of economizer piping 5 has middle part pipe clamp 6, and the both sides of middle part pipe clamp 6 are equipped with lateral part pipe clamp 7 respectively, and lateral part pipe clamp 7 is fixed in the position that economizer piping 5 is close to the tip, and middle part pipe clamp 6 and lateral part pipe clamp 7 all play the fixed action to economizer piping 5.
The top ends of the side pipe clamps 7 are respectively welded on the lower surfaces of the outward extending wing plates 2; the overhanging wing plate 2 is fixed with the lower wing plate of the boiler steel frame beam 1 by welding; ribbed plates 3 are respectively arranged above the overhanging wing plates 2, and the ribbed plates 3 are used for increasing the strength of the boiler steel frame beam 1; the boiler steel frame beam 1 directly bears the weight of the economizer piping system 5.
The overhanging wing plates 2 and the ribbed plates 3 are provided with refractory pouring material blocks 4, and the boiler steel frame beam 1 is protected by the refractory pouring material blocks 4, so that the boiler steel frame beam 1 is prevented from being directly washed by smoke.
The elbows at the two ends of the economizer piping system 5 are respectively positioned in the closed space 8, and the elbows are completely protected by the closed space 8, so that the elbows are prevented from being directly washed by smoke, and the service life of the elbows is prolonged.
The enclosed space 8 is formed by a comb-shaped plate 9, a first guard plate 10, a second guard plate 11, a third guard plate 12, a fourth guard plate 13 and an overhanging wing plate 2.
The elbow parts at the two ends of the economizer piping system 5 are provided with comb-shaped plates 9, the comb-shaped plates 9 are respectively positioned at the outer sides of the side pipe clamps 7, and the top ends of the comb-shaped plates 9 are fixedly connected to the lower surfaces of the outward extending wing plates 2.
The outer sides of the comb-shaped plates 9 are respectively provided with a first guard plate 10 which is arranged in parallel with the comb-shaped plates, and an elbow of the economizer piping system 5 is arranged in a clamping cavity between the first guard plate 10 and the comb-shaped plates 9; the top end of the first guard plate 10 is fixed to the lower surface of the overhanging wing plate 2.
And a second guard plate 11 is arranged at the bottom of a cavity between the first guard plate 10 and the comb-shaped plate 9, and two side ends of the second guard plate 11 along the length direction are respectively fixedly connected with the first guard plate 10 and the comb-shaped plate 9.
And a third guard plate 12 is fixedly connected to one side of a clamping cavity of the first guard plate 10 and the comb-shaped plate 9, and a fourth guard plate 13 is fixedly connected to the other side of the clamping cavity of the first guard plate 10 and the comb-shaped plate 9.
The number of the first guard plates 10 is two, the number of the second guard plates 11 is two, the number of the third guard plates 12 is one, and the number of the fourth guard plates 13 is one.
The utility model discloses a concrete theory of operation:
the utility model provides a lateral part pipe clamp 7 of economizer piping 5 through middle part pipe clamp 6 and 6 both sides of middle part pipe clamp is fixed, the top of lateral part pipe clamp 7 welds respectively in the lower surface of overhanging pterygoid lamina 2, the lower pterygoid lamina fixed connection of overhanging pterygoid lamina 2 and boiler steel frame roof beam 1 to through the intensity that adds floor 3 and increase boiler steel frame roof beam 1, get up boiler steel frame roof beam 1 protection with fire-resistant pouring material piece 4, avoid boiler steel frame roof beam 1 to receive the direct washing away of flue gas.
The utility model provides a bend at 5 both ends of economizer piping is located airtight space 8 respectively, through airtight space 8 with the whole protections of bend, avoids receiving the direct washing away of flue gas, prolongs the life of economizer.
The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (7)
1. The utility model provides a coal economizer that is used for novel suspension mode on boiler which characterized in that: the coal economizer comprises an economizer piping system (5), wherein a middle pipe clamp (6) is arranged in the middle of the economizer piping system (5), two sides of the middle pipe clamp (6) are respectively provided with a side pipe clamp (7), and the side pipe clamps (7) are fixed at the positions, close to the end parts, of the economizer piping system (5);
the top ends of the side pipe clamps (7) are respectively welded on the lower surfaces of the outward extending wing plates (2), and the outward extending wing plates (2) are fixed with the lower wing plate of the boiler steel frame beam (1) through welding;
elbows at two ends of the economizer piping system (5) are respectively positioned in a closed space (8), and the closed space (8) is jointly formed by a comb-shaped plate (9), a first protection plate (10), a second protection plate (11), a third protection plate (12), a fourth protection plate (13) and an outward extending wing plate (2).
2. The economizer for a novel suspension on boiler of claim 1 characterized in that: ribbed plates (3) are respectively arranged above the outward extending wing plates (2).
3. The economizer for a novel suspension on boiler as claimed in claim 2, characterized in that: and the overhanging wing plate (2) and the ribbed plate (3) are provided with a refractory pouring material block (4).
4. The economizer for a novel suspension on boiler of claim 1 characterized in that: the elbow parts at the two ends of the economizer piping system (5) are provided with comb-shaped plates (9), the comb-shaped plates (9) are respectively positioned at the outer sides of the side pipe clamps (7), and the top ends of the comb-shaped plates (9) are fixedly connected to the lower surfaces of the outward extending wing plates (2).
5. The economizer for the new suspension on boiler as claimed in claim 4 wherein: the outer sides of the comb-shaped plates (9) are respectively provided with a first guard plate (10) which is arranged in parallel with the comb-shaped plates, and an elbow of the economizer piping system (5) is arranged in a clamping cavity between the first guard plate (10) and the comb-shaped plates (9); the top end of the first guard plate (10) is fixedly connected to the lower surface of the overhanging wing plate (2).
6. The economizer for a new suspension on boiler of claim 5 characterized in that: and a second guard plate (11) is arranged at the bottom of a clamping cavity of the first guard plate (10) and the comb-shaped plate (9), and two side ends of the second guard plate (11) along the length direction are respectively fixedly connected with the first guard plate (10) and the comb-shaped plate (9).
7. The economizer for the new suspension on boiler as claimed in claim 6, characterized in that: a third guard plate (12) is fixedly connected to one side of a cavity formed by the first guard plate (10) and the comb-shaped plate (9), and a fourth guard plate (13) is fixedly connected to the other side of the cavity formed by the first guard plate (10) and the comb-shaped plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123291540.4U CN218348639U (en) | 2021-12-25 | 2021-12-25 | A economizer that is used for novel suspension mode on boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123291540.4U CN218348639U (en) | 2021-12-25 | 2021-12-25 | A economizer that is used for novel suspension mode on boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218348639U true CN218348639U (en) | 2023-01-20 |
Family
ID=84922317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123291540.4U Active CN218348639U (en) | 2021-12-25 | 2021-12-25 | A economizer that is used for novel suspension mode on boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218348639U (en) |
-
2021
- 2021-12-25 CN CN202123291540.4U patent/CN218348639U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2456381C1 (en) | 400 kA RECOVERY ELECTROLYSER WITH HIGH ENERGY EFFICIENCY | |
| CN218348639U (en) | A economizer that is used for novel suspension mode on boiler | |
| CN203231326U (en) | Thermal-insulation smoke evacuation pipe | |
| CN213139025U (en) | Electric scooter heat abstractor | |
| CN106642063B (en) | A kind of novel superheater hanging apparatus | |
| CN207230919U (en) | A kind of chain grate hot-water boiler with boiler tail afterheat energy-saving environmental protecting device | |
| CN202229161U (en) | Waste heat boiler tube bundle | |
| CN104913290B (en) | A kind of sealing device for heated surface at the end of boiler | |
| CN205102102U (en) | Coal saving device of boiler | |
| CN111609391A (en) | Tail heating surface fixing device for biomass CFB furnace | |
| CN209378760U (en) | A kind of guiding device for gas turbine flue gas denitration | |
| CN208866559U (en) | A kind of fin cutting machine for the combination of boiler heating surface ground | |
| CN202532428U (en) | Anti-abrasion and vibration-preventing device of first row of tube bundles in head smoke flow direction of heating surface on tail part of boiler | |
| CN214119994U (en) | Boiler heating surface hanging device | |
| CN216744300U (en) | Convection heat transfer surface hanging device in membrane type water-cooled wall hearth | |
| CN208751338U (en) | Flue gas waste heat utilization device in a kind of coal chemical industry | |
| CN107218588B (en) | A kind of cold tube panel flue of vapour and its hanging structure | |
| CN201971784U (en) | Primary dust remover | |
| CN218379369U (en) | Hanging type economizer pipe clamp fixing device | |
| CN212970132U (en) | PTC electric heater | |
| CN216591665U (en) | Tube bundle device with bent ears | |
| CN221223303U (en) | Protection structure of steam heat exchange tube | |
| CN216769386U (en) | A coiled pipe fixed knot constructs for arranging in line | |
| CN211290084U (en) | Water cooling device of waste liquid incineration boiler | |
| CN218329246U (en) | Rotary kiln tail baffle and rotary kiln tail baffle connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |