CN205026792U - Be applied to hot wall's corrugated metal telescopic joint formula phase transition heat accumulation unit - Google Patents
Be applied to hot wall's corrugated metal telescopic joint formula phase transition heat accumulation unit Download PDFInfo
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- CN205026792U CN205026792U CN201520789012.7U CN201520789012U CN205026792U CN 205026792 U CN205026792 U CN 205026792U CN 201520789012 U CN201520789012 U CN 201520789012U CN 205026792 U CN205026792 U CN 205026792U
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- heat
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- flue gas
- flues
- wall
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Abstract
The utility model provides a be applied to hot wall's corrugated metal telescopic joint formula phase transition heat accumulation unit, relates to a be applied to hot wall's corrugated metal telescopic joint formula phase transition heat accumulation unit. The utility model discloses an it is low to solve current hot wall waste heat recovery efficiency, and the room temperature regulating power is poor, and the deposition blocks up the flue to reach the problem that leads to the damage of heat accumulation device because of phase change material the thermal expansion. Phase -change thermal material encapsulation box sets up in fixed frame, the corrugated metal telescopic joint sets up between the interior terminal surface of the interior terminal surface of flue gas heat transfer panel and air heat transfer panel, and two side end faces of corrugated metal telescopic joint form a confined cavity with the interior terminal surface of flue gas heat transfer panel and the interior terminal surface rigid coupling of air heat transfer panel respectively, the phase -change thermal material is filled in the confined cavity, it is edge -fixed in hot wall around the holding tank, air heat transfer panel pastes by setting up with the connection box, and align setting and pass through bolted connection of every first screw hole and a second screw hole. The utility model is used for the hot wall heat accumulation.
Description
Technical field
The utility model relates to a kind of phase transition heat accumulation unit, is specifically related to a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues.
Background technology
Wall with flues is one of heating technology that northern country is conventional, but limited owing to forming wall with flues masonry self heat storage capacity, and fully can not absorb the heat stored in flue gas, a large amount of waste heat scatters and disappears from chimney with flue gas, causes the reduction of rural energy utilization ratio, CO
2emission increases, and has also increased the weight of the financial burden of rural households' winter heating.Meanwhile, due to the restriction of traditional wall with flues heat storage capacity, winter stops heating period, only relies on traditional wall with flues to the regulating and controlling effect of room temperature, is difficult to temperature in agriculture residence to maintain within the scope of human comfort.And be accustomed to according to northern life of farmers, many blowing outs at night terminate heating, and without in other auxiliary thermal source situation, indoor temperature there will be and significantly reduces, and can not meet the requirement of thermal comfort at all, are especially unfavorable for that old man and children's is healthy.Therefore, phase transition heat accumulation unit is added in wall with flues, with compared with the absorption of macro-energy and the phenomenon of release when utilizing phase change heat storage material thing to change mutually, can the heat storage capacity of efficient hardening tradition wall with flues, and then improve rural energy utilization ratio, and improve indoor thermal environment.
The drawback that tradition one of wall with flues is very large is that inner dust stratification is serious, and need excavate wall brick during cleaning, and waste time and energy, this is also the main cause that wall with flues slowly disappears in rural area.After wall with flues adds phase transition heat accumulation unit, the possibility of dust stratification blocking flue increases, and black dirt will affect the heat exchange of phase change heat storage material and flue gas, causes the problem that cleaning cycle shortens, the amount of labour increases.Therefore, in Application and Development when the phase transition heat accumulation unit of wall with flues, must cleaning problem be solved, device just can be made to be admitted widely in rural area and apply.The encapsulation of existing phase change heat storage material is the technology emphasis of regenerative apparatus always.Because of phase change heat storage material be heated time, must volumetric expansion be there is, if do not taked suitable encapsulation technology, may cause apparatus structure destroy, phase change heat storage material leak.When in phase transition heat accumulation unit and wall with flues during flue gas direct contact heat transfer, can heat exchange efficiency be strengthened, and then improve flue gas waste heat recovery rate.But also may due to Flue duct design problem or device installation site improper, cause contact flue-gas temperature too high, phase change heat storage material volumetric expansion aggravation is even gasified, and then causes device spalling even swollen quick-fried.
Utility model content
The utility model is low for solving existing wall with flues waste heat recovery efficiency, room temperature regulating power is poor, dust stratification blocking flue, and the problem causing regenerative apparatus to damage because of phase-change material expanded by heating, and then a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues is proposed.
The utility model is the technical scheme taked that solves the problem: a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues comprises phase change heat storage material encapsulation box and fixed frame, phase change heat storage material encapsulation box is arranged in fixed frame, phase change heat storage material encapsulation box comprises metal bellows expansion joints, flue gas heat exchange panel and air heat-exchange panel, flue gas heat exchange panel and air heat-exchange panel parallel are arranged, flue gas heat exchange panel and air heat-exchange panel are rectangle, the area of flue gas heat exchange panel is less than the area of air heat-exchange panel, metal bellows expansion joints is arranged between the inner face of flue gas heat exchange panel and the inner face of air heat-exchange panel, and two of metal bellows expansion joints side end faces respectively with the inner face of flue gas heat exchange panel and the closed cavity of the affixed formation of inner face one of air heat-exchange panel, phase change heat storage material is filled in closed cavity, fixed frame comprises connection box and holding tank, connection box is arranged on the outward flange of holding tank opening end, the edge of holding tank is fixed in wall with flues, connection box is arranged on outside wall with flues, air heat-exchange panel and connection box recline and arrange, uniformly on the end face of connection box be provided with multiple first screwed hole, the outward flange of the side end face of air heat-exchange panel is uniform is provided with multiple second screwed hole, multiple first screwed hole is identical with the quantity of multiple second screwed hole, and each first screwed hole aligns with second screwed hole and arranges and be bolted.
The beneficial effects of the utility model are: phase transition heat accumulation unit of the present utility model, adopt phase change heat storage material encapsulation box and fixed frame to removably connect, simple and reliable for structure, installation and maintenance are convenient, convenient disassembly, is convenient to deashing and cleaning, effectively can reduce the amount of labour and generator performance.Be specially adapted to rural area wall with flues use.The waste heat of flue gas in recyclable wall with flues, makes the utilization ratio of the energy improve 50%.Use the utility model, the regulating power of rural area indoor temperature is strengthened, more stable heat can be provided in heating interval to indoor, maintain indoor temperature and stablize, improve indoor thermal comfort.
Phase change heat storage material encapsulation box of the present utility model adopts metal bellows expansion joints, can the volumetric expansion of self adaptation phase change heat storage material, thus avoid damage, the inefficacy of phase transition heat accumulation unit, and phase change heat storage material is revealed, reduce the risk that phase transition heat accumulation unit lost efficacy, the service life of extension fixture.
The utility model has taken into full account the actual environment in rural area and the habits and customs of peasant, and from energy-conserving and environment-protective, people-oriented, is also beneficial to self promote the use of the while of bringing convenient to people's life.
Accompanying drawing explanation
Fig. 1 is the front view of phase change heat storage material of the present utility model encapsulation box, and Fig. 2 is the left view of Fig. 1, and Fig. 3 is the right view of Fig. 1, and Fig. 4 is the front view of fixed frame, and Fig. 5 is the left view of Fig. 4, and Fig. 6 is the right view of Fig. 4.
Detailed description of the invention
Detailed description of the invention one: composition graphs 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 illustrates present embodiment, a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues described in present embodiment comprises phase change heat storage material encapsulation box and fixed frame, phase change heat storage material encapsulation box is arranged in fixed frame, phase change heat storage material encapsulation box comprises metal bellows expansion joints 1, flue gas heat exchange panel 2 and air heat-exchange panel 3, flue gas heat exchange panel 2 and air heat-exchange panel 3 be arranged in parallel, flue gas heat exchange panel 2 and air heat-exchange panel 3 are rectangle, the area of flue gas heat exchange panel 2 is less than the area of air heat-exchange panel 3, metal bellows expansion joints 1 is arranged between the inner face of flue gas heat exchange panel 2 and the inner face of air heat-exchange panel 3, and two of metal bellows expansion joints 1 side end faces respectively with the inner face of flue gas heat exchange panel 2 and the closed cavity of the affixed formation of inner face one of air heat-exchange panel 3, phase change heat storage material is filled in closed cavity, fixed frame comprises connection box 4 and holding tank 5, connection box 4 is arranged on the outward flange of holding tank 5 opening end, the edge of holding tank 5 is fixed in wall with flues, connection box 4 is arranged on outside wall with flues, air heat-exchange panel 3 and connection box 4 recline and arrange, uniformly on the end face of connection box 4 be provided with multiple first screwed hole 4-1, the outward flange of the side end face of air heat-exchange panel 3 is uniform is provided with multiple second screwed hole 3-1, multiple first screwed hole 4-1 is identical with the quantity of multiple second screwed hole 3-1, and each first screwed hole 4-1 aligns with a second screwed hole 3-1 and arranges and be bolted.
In the utility model, metal bellows expansion joints 1 is rectangle bellows, metal bellows expansion joints 1, the rectangular enclosure that between air heat-exchange panel 3 and flue gas heat exchange panel 2, formation one is closed, make metal bellows expansion joints 1 after being heated during volumetric expansion, stretch more regular.
Metal bellows expansion joints 1 selects resistant to elevated temperatures stainless steel to increase the service life, the utility model adopts the good U-shaped bellow-type expansion joint of single ripple, pressure-bearing and telescopicing performance, the parameters such as the depth of convolution, the pitch of waves, the thickness of convolution can be determined by parameters such as the loading of phase change heat storage material and volumetric expansion performances, when its principle is telescopic joint precommpression 1/2 length work shift, volume can hold loading needed for phase change heat storage material, work shift can meet phase change heat storage material volume expanded by heating, and maximum permission displacement ensures the closed end end face of the not outstanding holding tank 5 of flue gas heat exchange panel 2.
The steel plate that flue gas heat exchange panel 2 selects 1.5mm thick, and its area is less than the internal area of holding tank 5.
The steel plate that air heat-exchange panel 3 selects 1.5mm thick, silver paint should be brushed in its side towards indoor, in order to anticorrosion.
Air heat-exchange panel 3 is sealed by asbestos washer with the link position of connection box 4, prevents flue gas be leaked into air and affect IAQ.
Detailed description of the invention two: composition graphs 1 and Fig. 3 illustrate present embodiment, described in present embodiment, a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues also comprises multiple heat-transfer metal fin 6, the outer surface of flue gas heat exchange panel 2 is vertically connected with multiple heat-transfer metal fin 6, be arranged in parallel between multiple heat-transfer metal fin 6.Setting like this, the setting of heat-transfer metal fin 6 is in order to enhanced heat exchange effect.Other compositions are identical with detailed description of the invention one with annexation.
Detailed description of the invention three: composition graphs 1 and Fig. 3 illustrate present embodiment, described in present embodiment, the height H of each heat-transfer metal fin 6 is 50mm, and the distance L between every two adjacent heat-transfer metal fins 6 is 50mm ~ 80mm.Setting like this, heat transfer effect is better, and convenient processing.Other compositions are identical with detailed description of the invention two with annexation.
Detailed description of the invention four: composition graphs 1 illustrates present embodiment, described in present embodiment, a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues also comprises multiple helical spring 7, and the corner between flue gas heat exchange panel 2 and air heat-exchange panel 3 is provided with a helical spring 7.The setting of multiple helical spring 7 provides precompressed pulling force for metal bellows expansion joints 1 and strengthens the telescopicing performance of metal bellows expansion joints 1.Other compositions are identical with detailed description of the invention one with annexation.
Detailed description of the invention five: composition graphs 1 and Fig. 3 illustrate present embodiment, the outer surface on flue gas heat exchange panel 2 top described in present embodiment is provided with two charging aperture 2-1, each charging aperture 2-1 is provided with a capping 8.Setting like this, during the 2-1 charging of one of them charging aperture, the capping 8 of another charging aperture 2-1 is opened, and is used for discharging air, and each capping 8 adopts high temperature resistant asbestos washer to seal, and prevents phase change heat storage material from revealing.Other compositions are identical with detailed description of the invention four with annexation.
Operation principle
The utility model operationally, phase change heat storage material is filled in by metal bellows expansion joints 1, in the enclosure space of the rectangle formed between flue gas heat exchange panel 2 and air heat-exchange panel 3, fume afterheat amount passes to phase change heat storage material by flue gas heat exchange panel 2 and utilizes thing phase change to store, for enhanced heat exchange effect, the outer surface of flue gas heat exchange panel 2 arranges multiple heat-transfer metal fin 6, metal bellows expansion joints 1 is the rectangle bellows of stainless steel, when phase change heat storage material is heated volumetric expansion, telescopic joint stretches, enclosed cavity volume increases to reduce thermal expansion stress, prevent phase change heat storage material from leaking because being split up.Air heat-exchange panel 3 is rectangular steel plates, and when heating interval, the heat of phase change heat storage material savings passes to room air by air heat-exchange face, maintains indoor temperature and stablizes.Simultaneously, air heat-exchange panel 3 and connection box 4 recline and arrange, uniformly on the end face of connection box 4 be provided with multiple first screwed hole 4-1, the outward flange of the side end face of air heat-exchange panel 3 is uniform is provided with multiple second screwed hole 3-1, multiple first screwed hole 4-1 is identical with the quantity of multiple second screwed hole 3-1, and each first screwed hole 4-1 aligns with a second screwed hole 3-1 and arranges and be bolted, detachably, phase change heat storage material can be encapsulated box to take out in wall with flues, carry out wall with flues deashing or the cleaning of flue gas heat exchange face.
Claims (5)
1. one kind is applied to the metal bellows expansion joints formula phase transition heat accumulation unit of wall with flues, it is characterized in that: a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues comprises phase change heat storage material encapsulation box and fixed frame, phase change heat storage material encapsulation box is arranged in fixed frame, phase change heat storage material encapsulation box comprises metal bellows expansion joints (1), flue gas heat exchange panel (2) and air heat-exchange panel (3), flue gas heat exchange panel (2) and air heat-exchange panel (3) be arranged in parallel, flue gas heat exchange panel (2) and air heat-exchange panel (3) are rectangle, the area of flue gas heat exchange panel (2) is less than the area of air heat-exchange panel (3), metal bellows expansion joints (1) is arranged between the inner face of flue gas heat exchange panel (2) and the inner face of air heat-exchange panel (3), and two side end faces of metal bellows expansion joints (1) respectively with the inner face of flue gas heat exchange panel (2) and the closed cavity of the affixed formation of inner face one of air heat-exchange panel (3), phase change heat storage material is filled in closed cavity, fixed frame comprises connection box (4) and holding tank (5), connection box (4) is arranged on the outward flange of holding tank (5) opening end, the edge of holding tank (5) is fixed in wall with flues, connection box (4) is arranged on outside wall with flues, air heat-exchange panel (3) and connection box (4) recline and arrange, uniformly on the end face of connection box (4) be provided with multiple first screwed hole (4-1), the outward flange of the side end face of air heat-exchange panel (3) is uniform is provided with multiple second screwed hole (3-1), multiple first screwed hole (4-1) is identical with the quantity of multiple second screwed hole (3-1), and each first screwed hole (4-1) is alignd with second screwed hole (3-1) and is arranged and be bolted.
2. a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues according to claim 1, it is characterized in that: a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues also comprises multiple heat-transfer metal fin (6), the outer surface of flue gas heat exchange panel (2) is vertically connected with multiple heat-transfer metal fin (6), be arranged in parallel between multiple heat-transfer metal fin (6).
3. a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues according to claim 2, it is characterized in that: the height H of each heat-transfer metal fin (6) is 50mm, the distance L between every two adjacent heat-transfer metal fins (6) is 50mm ~ 80mm.
4. a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues according to claim 1, it is characterized in that: a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues also comprises multiple helical spring (7), and the corner between flue gas heat exchange panel (2) and air heat-exchange panel (3) is provided with a helical spring (7).
5. a kind of metal bellows expansion joints formula phase transition heat accumulation unit being applied to wall with flues according to claim 4, it is characterized in that: the outer surface on flue gas heat exchange panel (2) top is provided with two charging apertures (2-1), each charging aperture (2-1) is provided with a capping (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520789012.7U CN205026792U (en) | 2015-10-13 | 2015-10-13 | Be applied to hot wall's corrugated metal telescopic joint formula phase transition heat accumulation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520789012.7U CN205026792U (en) | 2015-10-13 | 2015-10-13 | Be applied to hot wall's corrugated metal telescopic joint formula phase transition heat accumulation unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205026792U true CN205026792U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520789012.7U Withdrawn - After Issue CN205026792U (en) | 2015-10-13 | 2015-10-13 | Be applied to hot wall's corrugated metal telescopic joint formula phase transition heat accumulation unit |
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| Country | Link |
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| CN (1) | CN205026792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157096A (en) * | 2015-10-13 | 2015-12-16 | 哈尔滨工业大学建筑设计研究院 | Metal corrugated telescopic-joint type phase-change heat storage device applied to fire wall |
-
2015
- 2015-10-13 CN CN201520789012.7U patent/CN205026792U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157096A (en) * | 2015-10-13 | 2015-12-16 | 哈尔滨工业大学建筑设计研究院 | Metal corrugated telescopic-joint type phase-change heat storage device applied to fire wall |
| CN105157096B (en) * | 2015-10-13 | 2018-01-30 | 哈尔滨工业大学建筑设计研究院 | A kind of metal bellows expansion joints formula phase transition heat accumulation unit applied to wall with flues |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160210 Effective date of abandoning: 20180130 |
|
| AV01 | Patent right actively abandoned |