CN215523241U - Boiler suspends pipe panel in midair and props up structure - Google Patents
Boiler suspends pipe panel in midair and props up structure Download PDFInfo
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- CN215523241U CN215523241U CN202022899124.1U CN202022899124U CN215523241U CN 215523241 U CN215523241 U CN 215523241U CN 202022899124 U CN202022899124 U CN 202022899124U CN 215523241 U CN215523241 U CN 215523241U
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Abstract
A boiler suspension tube panel supporting and hanging structure comprises tube panels, a header and a top plate beam, wherein the inlet ends and the outlet ends of the tube panels are respectively connected with the header, and the header is fixed on the top plate beam; the tube panel comprises a snake-shaped tube part and an expansion bent part, wherein the expansion bent part is arranged at the end, close to an outlet, of the tube panel, and the expansion bent part is in a C shape; according to the utility model, the expansion bending structure is arranged at the outlet end of the suspension tube panel, so that the thermal expansion displacement difference is effectively balanced, and the thermal expansion deformation of the tube panel is avoided. The tube panel pipe clamp adopts the staggered arrangement of the two n-shaped bent plates, effectively avoids the disconnection of the pipe clamp due to stress concentration at a welding position caused by free thermal expansion of the tube panel, simultaneously leaves a certain allowance at two ends of the pipe clamp, effectively ensures that the tube panel is free to expand under a heated condition without being limited, and has superior structural stability.
Description
Technical Field
The utility model relates to a boiler suspension tube panel supporting and hanging structure, in particular to a snakelike tube panel and a supporting and hanging structure thereof.
Background
In the prior art, a suspension tube panel of a heating surface of a boiler is connected with a header through an upright tube, the weight of the tube panel is transmitted to the header through a straight tube, and a suspension is arranged on the header to suspend the header and the tube panel.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provides a boiler suspension tube panel supporting and hanging structure which can effectively balance the thermal expansion displacement difference and avoid the thermal expansion deformation of tube panels.
In order to achieve the purpose, the technical scheme provided by the utility model is as follows: a boiler suspension tube panel supporting and hanging structure comprises tube panels, a header and a top plate beam, wherein the inlet ends and the outlet ends of the tube panels are respectively connected with the header, and the header is fixed on the top plate beam; the tube panel comprises a snake-shaped tube part and an expansion bent part, wherein the expansion bent part is arranged at the end, close to the outlet, of the tube panel, and the expansion bent part is in a C shape.
The technical scheme is further designed as follows: the pipe panel supporting and hanging structure further comprises a transition beam, the header is fixedly connected to the transition beam, and the transition beam is fixed to the top plate beam.
The transition beam comprises an upper transition beam and a hanging transition beam, the header is fixedly connected to the upper transition beam, the upper transition beam is fixed to the top plate beam, the hanging transition beam is fixedly connected with the tube panel, a connection point of the hanging transition beam and the tube panel is located below the expansion bending portion, and the hanging transition beam is fixedly connected to the upper transition beam.
The collecting box is fixed on the upper transition beam through the U-shaped suspension rod, the collecting box is supported on the U-shaped suspension rod, the upper end of the U-shaped suspension rod penetrates through the upper transition beam and is provided with external threads, and the upper end of the U-shaped suspension rod is in threaded connection with a nut and the upper transition beam.
And rigid suspension rods are respectively arranged on two sides of the upper transition beam and are fixed on the roof beam through the rigid suspension rods.
The hanging transition beam is fixed on the upper transition beam through a rigid hanger rod.
The coiled pipe part of the pipe panel is provided with a pipe clamp.
The pipe clamp comprises n-shaped plates and steel plates, the two n-shaped plates are oppositely arranged on two sides of the snake-shaped pipe part, and the two n-shaped plates are welded through the steel plates.
The end parts of the two n-shaped plates are arranged in a staggered mode, and the distance between the two end parts of the n-shaped plates is larger than the whole width of the serpentine tube part.
The coil pipe part of the pipe panel is provided with an upper group of n-shaped plates and a lower group of steel plates.
The utility model has the beneficial effects that:
according to the utility model, the expansion bend structure is arranged at the outlet end of the suspension tube panel, so that the thermal expansion displacement difference is effectively balanced, and the thermal expansion deformation of the tube panel is avoided.
According to the tube panel fixing device, the two n-shaped bent plates are arranged in a staggered mode, so that the phenomenon that the tube clamp is disconnected due to stress concentration at a welding position caused by free thermal expansion of the tube panel is effectively avoided, meanwhile, a certain allowance is reserved at two ends of the tube clamp, the tube panel is effectively guaranteed to expand freely without being limited under the heated condition, and the structure stability is excellent.
The utility model has the advantages that the thermal displacement of the system is balanced, and the hanging mode is changed from the original spring hanging mode to the full steel hanging mode, so the cost is greatly saved, and the economical efficiency of the system is improved.
Drawings
Fig. 1 is a schematic view of a tube panel supporting and hanging structure according to a first embodiment of the present invention;
fig. 2 is a schematic view of a pipe clamp according to a second embodiment of the utility model.
In the figure: 1, expanding a bent part; 2, pipe clamp; 3 hanging a transition beam; 4 a rigid boom; 5, collecting the box; a 6 pi-shaped plate; 7 steel plates; 8 an upper transition beam; 9 a roof rail; 10 serpentine tube portions.
Detailed Description
The utility model is described in detail below with reference to the figures and the specific embodiments.
Example one
As shown in fig. 1, the boiler suspension tube panel supporting and hanging structure of the present embodiment includes a tube panel, a header 5 and a roof beam 9, wherein an inlet end and an outlet end of the tube panel are respectively connected to the header 5, and the header 5 is fixed on the roof beam 9; the tube panel comprises a coiled tube part 10 and an expansion bent part 1, wherein the expansion bent part 1 is arranged at the end, close to an outlet, of the tube panel, and the expansion bent part 1 is C-shaped. The present embodiment transitions the expansion and stress problems of the tube panels and headers by the expansion bend 1 absorbing the amount of expansion.
The pipe panel supporting and hanging structure in the embodiment further comprises transition beams, the transition beams comprise upper transition beams 8 and hanging transition beams 3, the upper transition beams 8 are built on the upper portion of the header 5, the header 5 is fixedly connected to the upper transition beams 8, the upper transition beams 8 are fixed to the top plate beam 9, the hanging transition beams 3 are fixedly connected with the pipe panel, connecting points of the hanging transition beams 3 and the pipe panel are located below the expansion bending portion 1, and the hanging transition beams 3 are fixedly connected to the upper transition beams 8. The hanging transition beam 3 is a fixed point of the pipe panel support hanger.
In the embodiment, because the heat displacement in the pipe panel supporting and hanging structure is balanced, the hanging mode can be changed from the original spring hanging mode to an all-steel hanging mode, the cost is greatly saved, the economical efficiency of the system is improved, and in the embodiment, rigid hanging rods are respectively arranged on two sides of the transition beam 8 at the upper part and are fixedly hung on the top plate beam 9 through the rigid hanging rods. The hanging transition beam 3 is fixedly hung on the upper transition beam 8 through a rigid hanger rod 4.
In the embodiment, the inlet and outlet ends of the tube panel are connected with a header 5, the header 5 close to the outlet end of the tube panel is fixedly connected with an upper transition beam 8 through a U-shaped suspender, the header 5 is supported on the U-shaped suspender, the upper end of the U-shaped suspender penetrates through the upper transition beam 8 and is provided with external threads, and the upper end of the U-shaped suspender is in threaded connection with a nut and the upper transition beam 8; the header 5 close to the inlet end of the tube panel is also connected with a lower transition beam through a U-shaped suspender in the same way as above, and the lower transition beam is fixed on an upper transition beam 8 through a rigid suspender.
Example two
The boiler suspension tube panel supporting and hanging structure of the utility model is basically the same as the first embodiment, except that the pipe clamps 2 are arranged on the coiled pipe part 10 of the tube panel.
As shown in fig. 2, the pipe clamp 2 includes pi-shaped plates 6 and steel plates 7, in this embodiment, the two pi-shaped plates 6 are oppositely disposed at two sides of the serpentine pipe portion 10, the serpentine pipe portion 10 is limited between the two pi-shaped plates 6, and then the two pi-shaped plates 6 are connected by welding a plurality of steel plates at intervals, so that the structural stability is high.
In this embodiment, the tube panels are fixed in a staggered manner at the ends of the two n-shaped plates 6, so that the tubes can be prevented from being discharged and deformed and cracked.
In this embodiment, the distance between the two ends of the n-shaped plate 6 is greater than the whole width of the serpentine tube portion 10, so that a certain margin is left between the two ends of the pipe clamp 2 and the tube panel to adapt to the thermal displacement of the tube panel and avoid collision and deformation of the tube panel.
In this embodiment, the serpentine tube portion 10 of the tube panel is provided with two sets of upper and lower tube clamps.
The curved pipe panel and suspended structure suspend in midair of area inflation of this embodiment passes through the inflation and the stress problem that pipe panel and collection case are passed through to "the curved" absorption expansion volume of inflation, combines the rational in infrastructure setting fixed point of pipe panel, makes the pipe panel use the fixed point as the benchmark, and the coiled pipe part is inflation downwards, and the fixed point relies on "the curved" tubular structure of inflation to collect the case and absorbs the inflation, has solved inflation promptly, has hung the problem, has optimized suspended structure again, reduces the cost of hanging. The embodiment is mainly suitable for the suspension screen structure with large expansion amount caused by large temperature difference of the tube screen.
The present invention is not intended to be limited to the above embodiments, and any simple modifications, equivalent substitutions and improvements made on the above embodiments within the spirit and principle of the present invention are within the protection scope of the present invention.
Claims (10)
1. The utility model provides a boiler suspends pipe panel in midair and hangs structure which characterized in that: the system comprises a tube panel, a header and a top plate beam, wherein the inlet end and the outlet end of the tube panel are respectively connected with the header, and the header is fixed on the top plate beam; the tube panel comprises a snake-shaped tube part and an expansion bent part, wherein the expansion bent part is arranged at the end, close to the outlet, of the tube panel, and the expansion bent part is in a C shape.
2. The boiler suspension tube panel supporting and hanging structure according to claim 1, wherein: the transition beam is further included, the header is fixedly connected to the transition beam, and the transition beam is fixed to the roof beam.
3. The boiler suspension tube panel supporting and hanging structure according to claim 2, wherein: the transition beam comprises an upper transition beam and a hanging transition beam, the header is fixedly connected to the upper transition beam, the upper transition beam is fixed to the top plate beam, the hanging transition beam is fixedly connected with the tube panel, a connection point of the hanging transition beam and the tube panel is located below the expansion bending portion, and the hanging transition beam is fixedly connected to the upper transition beam.
4. The boiler suspension tube panel supporting and hanging structure according to claim 3, wherein: the collecting box is fixed on the upper transition beam through the U-shaped suspension rod, the collecting box is supported on the U-shaped suspension rod, the upper end of the U-shaped suspension rod penetrates through the upper transition beam and is provided with external threads, and the upper end of the U-shaped suspension rod is in threaded connection with a nut and the upper transition beam.
5. The boiler suspension tube panel supporting and hanging structure according to claim 4, wherein: rigid suspension rods are respectively arranged on two sides of the upper transition beam and are fixed on the top plate beam through the rigid suspension rods; the hanging transition beam is fixed on the upper transition beam through a rigid hanger rod.
6. The boiler suspension tube panel supporting and hanging structure according to claim 1, wherein: the coiled pipe part of the pipe panel is provided with a pipe clamp.
7. The boiler suspension tube panel supporting and hanging structure according to claim 6, wherein: the pipe clamp comprises n-shaped plates and steel plates, the two n-shaped plates are oppositely arranged on two sides of the snake-shaped pipe part, and the two n-shaped plates are welded through the steel plates.
8. The boiler suspension tube panel supporting and hanging structure according to claim 7, wherein: the ends of the n-shaped plates are arranged in a staggered mode.
9. The boiler suspension tube panel supporting and hanging structure according to claim 8, wherein: the distance between the two ends of the n-shaped plate is greater than the overall width of the serpentine tube portion.
10. The boiler suspension tube panel supporting and hanging structure according to claim 9, wherein: the coil pipe part of the pipe panel is provided with an upper group of n-shaped plates and a lower group of steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022899124.1U CN215523241U (en) | 2020-12-07 | 2020-12-07 | Boiler suspends pipe panel in midair and props up structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022899124.1U CN215523241U (en) | 2020-12-07 | 2020-12-07 | Boiler suspends pipe panel in midair and props up structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215523241U true CN215523241U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022899124.1U Active CN215523241U (en) | 2020-12-07 | 2020-12-07 | Boiler suspends pipe panel in midair and props up structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215523241U (en) |
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2020
- 2020-12-07 CN CN202022899124.1U patent/CN215523241U/en active Active
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