CN204986939U - Vertical spiral coil waste heat boiler - Google Patents
Vertical spiral coil waste heat boiler Download PDFInfo
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- CN204986939U CN204986939U CN201520550402.9U CN201520550402U CN204986939U CN 204986939 U CN204986939 U CN 204986939U CN 201520550402 U CN201520550402 U CN 201520550402U CN 204986939 U CN204986939 U CN 204986939U
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Abstract
The utility model provides a vertical spiral coil waste heat boiler, the utility model relates to a waste heat boiler technical field, the top of upper cover be equipped with steam outlet, and steam outlet's entry end is equipped with the steam -water separation component, upper end and the upper cover of last barrel between constitute a steam -water separation space, the inside of technology gas import is equipped with the furnace chamber, and the outside of furnace chamber is equipped with the refractory liner, and import of technology gas and furnace chamber intercommunication, thick tube sheet setting is at the lower extreme of barrel down, and flexible tube sheet setting is on thick tube sheet closes on tub case part side, and the inner of cooling water inlet pipe is connected with several cooling water distribution ring canal, and the cooling water distributes and is connected with several cooling water distributing pipe on the ring canal, each technology gas entry end in the coil set spare is connected with the horn tube. Increase the saturated steam discharge orifice at thick tube sheet top and in time discharge the inside saturated steam of cooling cavity and improved the cooling effect, and have simple structure, set up reasonable, cost of manufacture low grade advantage.
Description
Technical field
The utility model relates to waste heat boiler technical field, is specifically related to a kind of vertical helical coil pipe waste heat boiler.
Background technology
Vertical helical coil pipe waste heat boiler mainly utilizes the hot process gases from reburner, and by spiral coil, the boiler water heating in shell is produced middle pressure steam.Because the process gas temperature come from reburner is up to 1300 DEG C, the part that therefore design of useless pot is the harshest is exactly process gas inlet part.Shanghai internationalization is built Co., Ltd and is disclosed a kind of high temperature vertical type coiler waste heat boiler, and this useless pot is vertical fire-pipe type, comprising shell part and bobbin carriage part, and coil portions.Tube sheet cooling water circulation structure is provided with between shell part and bobbin carriage.This water circulation structure comprises the thick tube sheet connecting shell part and bobbin carriage, is welded with flexible tubesheet, forms a cooling cavities between thick tube sheet and flexible tubesheet in the bottom surface of thick tube sheet; In coil portions, each root coil pipe process gas inlet bend, after partially passing through the perforation on thick tube sheet, enters cooling cavities and welds mutually with flexible tubesheet by shell, wherein the mouth of pipe through bobbin carriage and reburner through.Under entering the effect of the spoiler of the cooling water of cooling cavity, be distributed in equably in cooling cavity, enter cooling water in cooling cavity by the outer wall of the process gas arrival end of coil pipe and coil pipe through hole hole wall annular space get back to shell partial interior.
But said structure also exists following defect: the saturated vapor of the formation 1, in cooling cavity cannot be discharged in time, cause the empty cavity pressure of cooling, temperature rising greatly, reduce the service life of process gas import bend loss, flexible tubesheet.2, the outer wall of the process gas arrival end of coil pipe and coil pipe through hole hole wall annular space less, the sediment of cooling cavity inside cannot be discharged in time.
Summary of the invention
The purpose of this utility model is defect for prior art and deficiency, the vertical helical coil pipe waste heat boiler providing a kind of structure simple, reasonable in design, easy to use, discharges cooling cavity inside saturated vapor in time at thick tube sheet top increase saturated vapor discharge orifice and improves cooling effect.
For achieving the above object, the technical solution adopted in the utility model is: it is by shell, bobbin carriage, coil pack and cooling water circulation Structure composing; Described shell is made up of upper shell, upper cover, lower shell, low head; The top of upper shell is connected with upper cover, the bottom of lower shell is connected with low head, and the lower end of the upper end of lower shell and upper shell is by a flange and No. two Flange joint; The top of described upper cover is provided with steam (vapor) outlet, and the arrival end of steam (vapor) outlet is provided with steam-water separating element; A carbonated drink separated space is formed between the upper end of described upper shell and upper cover; Described bobbin carriage is made up of process gas import, refractory liner, furnace chamber; The inside of process gas import is provided with furnace chamber, and the outside of furnace chamber is provided with refractory liner, and process gas import is communicated with furnace chamber; Described cooling water circulation structure comprises thick tube sheet, flexible tubesheet, cooling water inlet pipe, cooling water distribution endless tube, saturated vapor outlet, cooling water cavity; Described thick tube sheet is arranged on the lower end of lower shell, and thick tube sheet is provided with several coil pipes through hole, cooling water inlet pore, saturated vapor discharge orifice and mudhole; Described flexible tubesheet is arranged on thick tube sheet and closes on bobbin carriage part side, and flexible tubesheet and thick tube sheet close between bobbin carriage part side and form a cooling water cavity; The inner of described cooling water inlet pipe is connected with several cooling water and distributes endless tube, and cooling water distribution endless tube is connected with several cooling water distributing pipe; Each root process gas arrival end in described coil pack is all arranged in cooling cavities, and is connected with oviduct; Described oviduct is connected with flexible tubesheet again; The mouth of pipe of each the root process gas arrival end in described coil pack communicates with furnace chamber, and the coil pipe on the outer tube wall of each root process gas arrival end in coil pack and thick tube sheet is provided with annular space through the hole wall of hole; The lower end of described mudhole is provided with shell ring, and shell ring is arranged on thick tube sheet.
Operation principle of the present utility model: the steam that carbonated drink separated space produces is derived by steam-water separating element and steam (vapor) outlet; Thick tube sheet contacts with boiler water, mainly plays pressure-bearing effect; Flexible tubesheet plays heat insulation and absorbing thermal expansion; The water inlet end of cooling water inlet pipe connects cooling water source by a pump (not shown).The cooling water that cooling water inlet pipe is called in first enter cooling water distribute endless tube (340), be evenly distributed to each cooling water distributing pipe, cooling water enters cooling cavity through each cooling water distributing pipe through thick tube sheet cooling water pore, and a part of cooling water is got back in shell part through the outer wall of coil pipe process gas inlet bend section and coil pipe through the gap the hole wall of hole; Another part cooling water is converted into saturated vapor and is connected with saturated vapor delivery pipe by the saturated vapor passage at thick tube sheet top, and saturated vapor is recycled to shell top carbonated drink separated space through supersaturated vapor delivery pipe; The solid that cooling cavities precipitates in water cycle process is entered in shell ring by mudhole and precipitates, and regularly discharges.
After adopting said structure, the utility model beneficial effect is: a kind of vertical helical coil pipe waste heat boiler described in the utility model, increase saturated vapor discharge orifice to discharge cooling cavity inside saturated vapor in time improve cooling effect at thick tube sheet top, and have structure simple, arrange rationally, the advantage such as cost of manufacture is low.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the top view of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
Shown in Fig. 1 and Fig. 2, the technical scheme that this detailed description of the invention adopts is: it is by shell, bobbin carriage, coil pack 370 and cooling water circulation Structure composing; Described shell is made up of upper shell 110, upper cover 120, lower shell 130, low head 140; The top of upper shell 110 is connected with upper cover 120, the bottom of lower shell 130 is connected with low head 140, and the upper end of lower shell 130 is connected by a flange 150 and No. two flanges 160 with the lower end of upper shell 110; The top of described upper cover 120 is provided with steam (vapor) outlet 170, and the arrival end of steam (vapor) outlet 170 is provided with steam-water separating element 180; A carbonated drink separated space 190 is formed between the upper end of described upper shell 110 and upper cover 120; Described bobbin carriage is made up of process gas import 210, refractory liner 220, furnace chamber 230; The inside of process gas import 210 is provided with furnace chamber 230, and the outside of furnace chamber 230 is provided with refractory liner 220, and process gas import 210 is communicated with furnace chamber 230; Described cooling water circulation structure comprises thick tube sheet 310, flexible tubesheet 320, cooling water inlet pipe 330, cooling water distribution endless tube 340, saturated vapor outlet 350, cooling water cavity 360; Described thick tube sheet 310 is arranged on the lower end of lower shell 130, and thick tube sheet 310 is provided with several coil pipes through hole, cooling water inlet pore, saturated vapor discharge orifice and mudhole 343; Described flexible tubesheet 320 is arranged on thick tube sheet 310 and closes on bobbin carriage part side, and flexible tubesheet 320 and thick tube sheet 310 close between bobbin carriage part side and form a cooling water cavity 360; The inner of described cooling water inlet pipe 330 is connected with several cooling water and distributes endless tube 340, and cooling water distribution endless tube 340 is connected with several cooling water distributing pipe 341; Each root process gas arrival end 371 in described coil pack 370 is all arranged in cooling water cavity 360, and is connected with oviduct 372; Described oviduct 372 is connected with flexible tubesheet 320 again; The mouth of pipe of each the root process gas arrival end 371 in described coil pack 370 communicates with furnace chamber 230, and the coil pipe on the outer tube wall of each root process gas arrival end 371 in coil pack 370 and thick tube sheet 310 is provided with annular space 342 through the hole wall of hole; The lower end of described mudhole 343 is provided with shell ring 344, and shell ring 344 is arranged on thick tube sheet 310.
Operation principle of the present utility model: the steam that carbonated drink separated space 190 produces is derived by steam-water separating element 180 and steam (vapor) outlet 170; Thick tube sheet 310 contacts with boiler water, mainly plays pressure-bearing effect; Flexible tubesheet 320 plays heat insulation and absorbing thermal expansion; The water inlet end of cooling water inlet pipe 330 connects cooling water source by a pump (not shown), the cooling water that cooling water inlet pipe 330 is called in first enter cooling water distribute endless tube 340, be evenly distributed to each cooling water distributing pipe 341, cooling water enters cooling cavity through each cooling water distributing pipe 341 through thick tube sheet 310 cooling water pore, and a part of cooling water is got back in shell part through the outer wall of coil pipe process gas inlet bend section and coil pipe through the annular space 342 hole wall of hole; Another part cooling water is converted into saturated vapor and is connected with saturated vapor outlet 350 by the saturated vapor passage 312 at thick tube sheet 310 top, and saturated vapor is recycled to portion's carbonated drink separated space 190 on shell top through supersaturated vapor outlet 350; The solid that cooling water cavity 360 precipitates in water cycle process is entered in shell ring 344 by mudhole 343 and precipitates, and regularly discharges.
After adopting said structure, this detailed description of the invention beneficial effect is a kind of vertical helical coil pipe waste heat boiler described in this detailed description of the invention, increase saturated vapor discharge orifice to discharge cooling cavity inside saturated vapor in time improve cooling effect at thick tube sheet top, and have structure simple, arrange rationally, the advantage such as cost of manufacture is low.
The above, only in order to the technical solution of the utility model to be described and unrestricted, other amendment that those of ordinary skill in the art make the technical solution of the utility model or equivalently to replace, only otherwise depart from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of right of the present utility model.
Claims (1)
1. a vertical helical coil pipe waste heat boiler, is characterized in that: it is by shell, bobbin carriage, coil pack and cooling water circulation Structure composing; Described shell is made up of upper shell, upper cover, lower shell, low head; The top of upper shell is connected with upper cover, the bottom of lower shell is connected with low head, and the lower end of the upper end of lower shell and upper shell is by a flange and No. two Flange joint; The top of described upper cover is provided with steam (vapor) outlet, and the arrival end of steam (vapor) outlet is provided with steam-water separating element; A carbonated drink separated space is formed between the upper end of described upper shell and upper cover; Described bobbin carriage is made up of process gas import, refractory liner, furnace chamber; The inside of process gas import is provided with furnace chamber, and the outside of furnace chamber is provided with refractory liner, and process gas import is communicated with furnace chamber; Described cooling water circulation structure comprises thick tube sheet, flexible tubesheet, cooling water inlet pipe, cooling water distribution endless tube, saturated vapor outlet, cooling water cavity; Described thick tube sheet is arranged on the lower end of lower shell, and thick tube sheet is provided with several coil pipes through hole, cooling water inlet pore, saturated vapor discharge orifice and mudhole; Described flexible tubesheet is arranged on thick tube sheet and closes on bobbin carriage part side, and flexible tubesheet and thick tube sheet close between bobbin carriage part side and form a cooling water cavity; The inner of described cooling water inlet pipe is connected with several cooling water and distributes endless tube, and cooling water distribution endless tube is connected with several cooling water distributing pipe; Each root process gas arrival end in described coil pack is all arranged in cooling cavities, and is connected with oviduct; Described oviduct is connected with flexible tubesheet again; The mouth of pipe of each the root process gas arrival end in described coil pack communicates with furnace chamber, and the coil pipe on the outer tube wall of each root process gas arrival end in coil pack and thick tube sheet is provided with annular space through the hole wall of hole; The lower end of described mudhole is provided with shell ring, and shell ring is arranged on thick tube sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520550402.9U CN204986939U (en) | 2015-07-27 | 2015-07-27 | Vertical spiral coil waste heat boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520550402.9U CN204986939U (en) | 2015-07-27 | 2015-07-27 | Vertical spiral coil waste heat boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204986939U true CN204986939U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520550402.9U Active CN204986939U (en) | 2015-07-27 | 2015-07-27 | Vertical spiral coil waste heat boiler |
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| CN (1) | CN204986939U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678840A (en) * | 2017-03-01 | 2017-05-17 | 北海新宏恒达机械设备有限公司 | Waste gas deodorization device in fish meal production |
| CN110186022A (en) * | 2019-06-03 | 2019-08-30 | 上海国际化建工程咨询有限公司 | A kind of high temperature vertical type coiler waste heat boiler suitable for by-product superheated steam |
-
2015
- 2015-07-27 CN CN201520550402.9U patent/CN204986939U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678840A (en) * | 2017-03-01 | 2017-05-17 | 北海新宏恒达机械设备有限公司 | Waste gas deodorization device in fish meal production |
| CN110186022A (en) * | 2019-06-03 | 2019-08-30 | 上海国际化建工程咨询有限公司 | A kind of high temperature vertical type coiler waste heat boiler suitable for by-product superheated steam |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171026 Address after: 730314 No. 528 west section of the Yellow River Avenue, Lanzhou New District, Gansu, Lanzhou Patentee after: LANZHOU LS HEAVY EQUIPMENT CORPORATION LTD. Address before: Xigu District of Gansu province Lanzhou City Yumen street 730060 Patentee before: GANSU BANGZHONG ENGINEERING TECHNOLOGY CO., LTD. |