CN106225238B - Boiler flue waste heat recycling device - Google Patents
Boiler flue waste heat recycling device Download PDFInfo
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- CN106225238B CN106225238B CN201610765341.7A CN201610765341A CN106225238B CN 106225238 B CN106225238 B CN 106225238B CN 201610765341 A CN201610765341 A CN 201610765341A CN 106225238 B CN106225238 B CN 106225238B
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- heat
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- heat storage
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
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- General Engineering & Computer Science (AREA)
- Air Supply (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a boiler flue waste heat recycling device which comprises a gravity heat pipe and a heat storage tank, wherein the heat storage tank comprises a heat insulation shell and a phase change heat storage material arranged in the heat insulation shell, an evaporation section of the gravity heat pipe extends into the boiler flue, a condensation section of the gravity heat pipe extends into the heat storage tank, and part of pipelines of a domestic water circulation pipeline are embedded in the phase change heat storage material. According to the invention, through the heat recycling device, the gravity heat pipe evaporation section transfers heat in the boiler flue to the condensation section and stores the heat in the phase-change heat storage material, so that the gravity heat pipe has the characteristic of unidirectional heat transfer and the heat preservation shell exists, the heat collected in the phase-change heat storage material can be effectively prevented from losing, the heat in the phase-change heat storage material can heat domestic water in a domestic water circulation pipeline, and energy is saved.
Description
Technical Field
The invention relates to a boiler flue waste heat recycling device, and belongs to the field of boiler structural design.
Background
The existing heat conduction oil boiler is a forced circulation boiler, and the working principle of the forced circulation oil boiler is that low-temperature heat conduction oil enters the boiler and is heated to become high-temperature heat conduction oil, heat generated by combustion in the boiler is taken out and is transferred to heat utilization equipment, and the low-temperature heat conduction oil is changed into low-temperature heat conduction oil and then is circularly heated by a circulating pump. However, the existing heat transfer oil boiler has the following problems: the heat discharged by the boiler is directly discharged into the atmosphere, the temperature of the flue gas is mostly over 100 ℃, and the discharge of the high-temperature flue gas can cause a large amount of heat loss, thereby causing great energy waste.
Disclosure of Invention
Therefore, the invention aims to provide the boiler flue waste heat recycling device with a reasonable structure.
The technical scheme for realizing the purpose of the invention is as follows:
the utility model provides a boiler flue waste heat recovery utilizes device, waste heat recovery utilizes device includes gravity heat pipe and heat storage box, the heat storage box includes the heat preservation casing and sets up the phase change heat storage material in the heat preservation casing, the evaporation zone of gravity heat pipe stretches into inside the boiler flue, the condensation segment of gravity heat pipe stretches into inside the heat storage box, the partial pipeline of domestic water circulation pipeline bury underground in inside the phase change heat storage material.
In the above technical scheme, a heat absorption core heat pipe is further arranged in the phase change heat storage material in the heat storage tank in a penetrating manner, and one end of the heat absorption core heat pipe is tightly connected with the condensation section of the gravity heat pipe.
In the technical scheme, a rotary chamber is communicated with the tail end of a boiler flue, a waste heat recovery device is arranged on the side of the rotary chamber, an access hole is formed in the top of the rotary chamber, a first cover plate is arranged at the access hole, a supporting enclosing plate is arranged at the top of the rotary chamber around the access hole, an annular overlapping edge is arranged at the edge of the access hole in the supporting enclosing plate, the edge of the first cover plate is overlapped on the annular overlapping edge, a second cover plate is detachably fixed at the top of the supporting enclosing plate, the first cover plate and the second cover plate enclose a cavity, a push rod is arranged between the first cover plate and the second cover plate, the lower end of the push rod is connected with the first cover plate, the upper end of the push rod abuts against the second cover plate, and a lifting structure is arranged at the upper end of the push rod; in the height direction, the second cover plate is flush with the maintenance pedal above the rotary chamber.
Among the above-mentioned technical scheme, the support bounding wall is cylindric, be equipped with annular chimb on the top outer wall of support bounding wall, the marginal interval of annular chimb is equipped with the breach, the lower bottom surface of second apron be equipped with breach assorted L shape ka tai, second apron lid closes and makes L shape ka tai process breach, treats that second apron lid closes the back that targets in place, and is rotatory second apron makes L shape ka tai on it with breach dislocation and with annular chimb card cooperation, the second apron through at least one fastening bolt fixed with screw hole spiro union on the annular chimb.
The invention has the positive effects that: according to the invention, through the heat recycling device, the gravity heat pipe evaporation section transfers heat in the boiler flue to the condensation section and stores the heat in the phase-change heat storage material, so that the gravity heat pipe has the characteristic of unidirectional heat transfer and the heat preservation shell exists, the heat collected in the phase-change heat storage material can be effectively prevented from losing, the heat in the phase-change heat storage material can heat domestic water in a domestic water circulation pipeline, and energy is saved; furthermore, a heat absorption core heat pipe (not shown in the figure) is further arranged in the phase change heat storage material in the heat storage box in a penetrating mode, one end of the heat absorption core heat pipe is tightly connected with a condensation section of the gravity heat pipe, so that the heat exchange surface of the heat conduction pipe and the phase change heat storage material is increased, the heat exchange effect is enhanced, and the capacity of the phase change heat storage material layer is increased when the heat storage capacity is improved.
Drawings
FIG. 1 is a schematic structural diagram of a waste heat recycling device according to the present invention;
FIG. 2 is a schematic view of the construction of a turn chamber according to the present invention;
FIG. 3 is a partial perspective view of the upper end of the turn chamber of the present invention.
The reference symbols shown in the figures are: 1-gravity heat pipe; 2-heat storage tank; 3-heat preservation shell; 4-phase change heat storage material; 5-domestic water circulation pipeline; 6-boiler flue; 7-a rotation chamber; 8-a first cover plate; 9-supporting enclosing plates; 10-a second cover plate; 11-a top rod; 12-maintenance pedal; 13-an annular rim; 14-a notch; 15-L-shaped clamping table.
Detailed Description
The specific structure of the invention is described below with reference to the accompanying drawings:
the utility model provides a boiler flue waste heat recovery utilizes device, as shown in figure 1, waste heat recovery utilizes device includes gravity heat pipe 1 and heat storage box 2, heat storage box 2 is including heat preservation casing 3 and the phase change heat storage material 4 of setting in heat preservation casing 3, the evaporation zone of gravity heat pipe 1 stretches into inside boiler flue 6, the condensation zone of gravity heat pipe 1 stretches into inside heat storage box 2, the partial pipeline of domestic water circulation pipeline 5 bury underground in inside phase change heat storage material 4. In the embodiment, the gravity heat pipe evaporation section transfers the heat in the boiler flue 6 to the condensation section through the heat recycling device and stores the heat in the phase-change heat storage material, so that the gravity heat pipe has the characteristic of unidirectional heat transfer and the heat preservation shell 3 exists, the heat collected in the phase-change heat storage material 3 can be effectively prevented from losing, the heat in the phase-change heat storage material 3 can heat the domestic water in the domestic water circulation pipeline 5, and the energy is saved; further, heat storage box 2 is interior still wear to be equipped with the heat absorption core heat pipe (not shown in the figure) in the phase change heat storage material, the one end of heat absorption core heat pipe with the condensation segment zonulae occludens of gravity heat pipe to increased the heat-transfer surface of heat pipe with the phase change heat storage material, strengthened the heat transfer effect, increase the capacity on phase change heat storage material layer when improving the heat accumulation volume can.
In the embodiment, as shown in fig. 2, a rotary chamber 7 is communicated with the tail end of the boiler flue 6, a waste heat recycling device is arranged at the side of the rotary chamber 7, an access hole is arranged at the top of the rotary chamber 7, a first cover plate 8 is arranged at the position of the access hole, a supporting coaming 9 is arranged at the top of the rotary chamber 7 around the access hole, an annular overlap edge is arranged at the edge of the access hole in the supporting enclosing plate 9, the periphery of the first cover plate 8 is overlapped on the annular overlap edge, a second cover plate 10 is detachably fixed on the top of the supporting enclosing plate 9, the first cover plate 8 and the second cover plate 10 enclose to form a cavity, a push rod 11 is arranged between the first cover plate 8 and the second cover plate 10, the lower end of the push rod 11 is connected with the first cover plate 8, the upper end of the push rod 11 is abutted against the second cover plate 10, and a lifting structure is arranged at the upper end of the push rod 11; in the height direction, the second cover plate 10 is flush with the service step 12 above the turning chamber 7. According to the invention, the second cover plate 10 which is parallel to the maintenance pedal 12 is arranged above the first cover plate 8, the second cover plate 10 is fixed through the supporting enclosing plate 9, the ejector rod 11 is arranged between the second cover plate 10 and the first cover plate 8, after the improvement, when a maintenance person needs to open a maintenance opening for maintenance, the second cover plate 10 which is parallel to the maintenance pedal 12 is firstly opened, then the first cover plate 8 is taken out through pulling the ejector rod 11, the operable space on the maintenance pedal 12 is larger, the ejector rod 11 is conveniently pulled by the maintenance person, the upper end of the ejector rod 11 is provided with the lifting structure which can be held by a person, the maintenance opening is more convenient to open, and the first cover plate 8 does not need to be drilled down for opening; moreover, because the supporting enclosing plate 9, the first cover plate 8 and the second cover plate 10 enclose to form a cavity, the cavity can play a role of heat insulation, even if the flue gas channel has higher temperature when the rotary chamber is overhauled, the temperature on the second cover plate 10 is not very high after the cavity is insulated, and thus, the overhauling personnel are prevented from being scalded by the second cover plate 10; in addition, because the upper end of the ejector rod 11 abuts against the second cover plate 10, the second cover plate 10 applies downward pressure to the first cover plate 8 through the ejector rod, so that the first cover plate 8 is fixed, and the sealing performance of the first cover plate is ensured.
Still further, as shown in fig. 3, it is cylindric to support bounding wall 9, be equipped with annular chimb 13 on the top outer wall of support bounding wall 9, the marginal interval of annular chimb 13 is equipped with breach 14, the lower bottom surface of second apron 10 be equipped with breach 14 assorted L shape card platform 15, second apron 10 lid closes and makes L shape card platform 15 pass through breach 14, treats that second apron 10 lid closes the back that targets in place, and is rotatory second apron 10 makes its last L shape card platform 15 with breach 14 dislocation and with annular chimb 13 card cooperation, second apron 10 through at least one fastening bolt fixed with screw hole spiro union on the annular chimb 13. When the second cover plate 10 is fixed, after the second cover plate 10 is covered in place, the second cover plate 10 is rotated to enable the L-shaped clamping table 15 to be staggered with the notch 14 and to be clamped with the annular convex edge 13, so that the second cover plate 10 is preliminarily fixed, on the basis, the second cover plate 10 can be fixed firmly by using at least one bolt, and the second cover plate is opened more conveniently.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.
Claims (2)
1. The utility model provides a boiler flue waste heat recovery utilizes device which characterized in that: the waste heat recycling device comprises a gravity heat pipe and a heat storage tank, the heat storage tank comprises a heat insulation shell and a phase change heat storage material arranged in the heat insulation shell, an evaporation section of the gravity heat pipe extends into the interior of a boiler flue, a condensation section of the gravity heat pipe extends into the interior of the heat storage tank, a partial pipeline of a domestic water circulation pipeline is buried in the interior of the phase change heat storage material, a heat absorption core heat pipe is further arranged in the phase change heat storage material in the heat storage tank in a penetrating mode, one end of the heat absorption core heat pipe is tightly connected with the condensation section of the gravity heat pipe, a rotary chamber is communicated with the tail end of the boiler flue, the waste heat recycling device is arranged on the side of the rotary chamber, an overhaul port is arranged at the top of the rotary chamber, a first cover plate is arranged at the overhaul port, a supporting surrounding plate is arranged at the top of the rotary chamber, and an annular scrap is arranged at the edge of the overhaul port, the periphery of the first cover plate is lapped on the annular lapping edge, a second cover plate is detachably fixed at the top of the supporting enclosing plate, the first cover plate and the second cover plate enclose to form a cavity, a mandril is arranged between the first cover plate and the second cover plate, the lower end of the mandril is connected with the first cover plate, the upper end of the mandril abuts against the second cover plate, and a lifting structure is arranged at the upper end of the mandril; in the height direction, the second cover plate is flush with the maintenance pedal above the rotary chamber.
2. The boiler flue waste heat recovery device according to claim 1, characterized in that: the utility model discloses a bearing, including the first apron, the second apron, the first apron is fixed and is equipped with the annular chimb, be equipped with annular chimb on the top outer wall of support bounding wall, the marginal interval of annular chimb is equipped with the breach, the lower bottom surface of second apron be equipped with breach assorted L shape ka tai, the second apron lid closes and makes L shape ka tai process breach, treats that the second apron lid closes the back that targets in place, and is rotatory the second apron make it on L shape ka tai with breach dislocation and with annular chimb card join in marriage, the second apron through at least one fastening bolt fixed with screw hole spiro union on the annular chimb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610765341.7A CN106225238B (en) | 2016-08-30 | 2016-08-30 | Boiler flue waste heat recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610765341.7A CN106225238B (en) | 2016-08-30 | 2016-08-30 | Boiler flue waste heat recycling device |
Publications (2)
| Publication Number | Publication Date |
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| CN106225238A CN106225238A (en) | 2016-12-14 |
| CN106225238B true CN106225238B (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610765341.7A Active CN106225238B (en) | 2016-08-30 | 2016-08-30 | Boiler flue waste heat recycling device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975517A (en) * | 2019-12-02 | 2020-04-10 | 江西诺发科技有限公司 | Special gas adsorption tank device for dry-type waste gas treatment equipment |
| CN112683091A (en) * | 2020-12-28 | 2021-04-20 | 思安新能源股份有限公司 | Horizontal staggered heat storage device based on heat pipes and working method thereof |
| CN113108600B (en) * | 2021-02-09 | 2022-12-16 | 黑河合盛硅业有限公司 | Saturated self-dropping type metallurgical slag waste heat recovery device |
| CN113175835B (en) * | 2021-04-16 | 2022-04-08 | 浙江大学台州研究院 | Heat storage device and method for waste heat of slag by using heat pipe |
| CN114151821B (en) * | 2021-12-07 | 2023-11-21 | 思安新能源股份有限公司 | Flue gas waste heat recovery application system for realizing energy cascade utilization |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2847159Y (en) * | 2006-06-05 | 2006-12-13 | 徐泽宇 | Utilizing device for boiler smoke waste heat |
| CN101140148A (en) * | 2007-10-23 | 2008-03-12 | 林光舜 | Flue gas waste heat recovery method and device thereof |
| CN201074915Y (en) * | 2007-08-15 | 2008-06-18 | 马立仁 | Solar water heater |
| CN201406405Y (en) * | 2009-05-14 | 2010-02-17 | 中冶实久建设有限公司 | Heat insulation and protection structure for coke oven on-line hot repair |
| CN206037419U (en) * | 2016-08-30 | 2017-03-22 | 浙江特富锅炉有限公司 | Boiler flue afterheat recycling device |
-
2016
- 2016-08-30 CN CN201610765341.7A patent/CN106225238B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2847159Y (en) * | 2006-06-05 | 2006-12-13 | 徐泽宇 | Utilizing device for boiler smoke waste heat |
| CN201074915Y (en) * | 2007-08-15 | 2008-06-18 | 马立仁 | Solar water heater |
| CN101140148A (en) * | 2007-10-23 | 2008-03-12 | 林光舜 | Flue gas waste heat recovery method and device thereof |
| CN201406405Y (en) * | 2009-05-14 | 2010-02-17 | 中冶实久建设有限公司 | Heat insulation and protection structure for coke oven on-line hot repair |
| CN206037419U (en) * | 2016-08-30 | 2017-03-22 | 浙江特富锅炉有限公司 | Boiler flue afterheat recycling device |
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| CN106225238A (en) | 2016-12-14 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 314408 No.36 Qichao Road, Chang'an Town (Nongfa District), Haining City, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Tefu Development Co.,Ltd. Address before: 314408 No.36 Qichao Road, Chang'an Town (Nongfa District), Haining City, Jiaxing City, Zhejiang Province Applicant before: ZHEJIANG TUFF BOILER Co.,Ltd. |
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