CN207146926U - A kind of chamber structure and gas heater - Google Patents
A kind of chamber structure and gas heater Download PDFInfo
- Publication number
- CN207146926U CN207146926U CN201721113310.XU CN201721113310U CN207146926U CN 207146926 U CN207146926 U CN 207146926U CN 201721113310 U CN201721113310 U CN 201721113310U CN 207146926 U CN207146926 U CN 207146926U
- Authority
- CN
- China
- Prior art keywords
- chamber structure
- housing
- heat collecting
- collecting cylinder
- cylinder
- 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.)
- Withdrawn - After Issue
Links
- 230000003197 catalytic effect Effects 0.000 claims abstract description 55
- 239000000779 smoke Substances 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 description 21
- 239000007789 gas Substances 0.000 description 14
- 238000006555 catalytic reaction Methods 0.000 description 12
- 239000000567 combustion gas Substances 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000000977 initiatory effect Effects 0.000 description 5
- 230000005855 radiation Effects 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a kind of chamber structure and gas heater, and the chamber structure includes：Housing, the lower end of housing offer exhaust opening, and the inner chamber upper end of housing forms catalytic combustor；Heat collecting cylinder, bottom-up to penetrate housing, the upper end of heat collecting cylinder extends upwardly to catalytic combustor, and the lower end of heat collecting cylinder exposes to housing and encloses to form preheated burning room.The utility model chamber structure can effectively improve the pre- thermal efficiency to catalytic burner.
Description
Technical field
Field of water heaters is the utility model is related to, more particularly to a kind of chamber structure and gas heater.
Background technology
At present, gas heater only has a combustion chamber mostly, and combustion gas is carried out on the burner being installed in combustion chamber
After burning, caused heat is directly discharged after the heat exchanger heat exchange above burner from exhaust opening.Prior art is led to
Cross and set catalysis combustion module to make fuel gas buring more abundant in combustion chamber, to improve energy utilization rate and reduce pernicious gas row
Put, and being catalyzed combustion module needs to be preheated by common preheated burning device, but the gas heater of prior art is direct
Preheated burning device and catalysis combustion module are arranged on same combustion chamber, specifically, are exactly arranged on catalysis combustion module
Between preheated burning device and heat exchanger, this cause to be burnt on preheated burning device caused by partial heat directly can be handed over heat
Parallel operation exchanges heat, and catalysis combustion module can not sufficiently be preheated, reduce the pre- thermal efficiency to being catalyzed combustion module.
Utility model content
Main purpose of the present utility model is to propose a kind of chamber structure, it is intended to solves to urge in the combustion chamber of prior art
Change the low technical problem of the pre- thermal efficiency of combustion module.
To achieve the above object, the utility model proposes chamber structure, applied to gas heater, the combustion chamber
Structure includes：
Housing, the lower end of the housing offer exhaust opening, and the inner chamber upper end of the housing forms catalytic combustor；
Heat collecting cylinder, bottom-up to penetrate the housing, the upper end of the heat collecting cylinder extends upwardly to the catalytic combustor,
The lower end of the heat collecting cylinder exposes to the housing and encloses to form preheated burning room.
Preferably, the housing includes upper casing and drain pan, and the upper casing is in be set towards lower open mouth, and the drain pan is in open upward
Mouth is set, the open sealed connection of the open and drain pan of the upper casing.
Preferably, the open edge of the upper casing outwards turns down to form the first flange, and the open edge of the drain pan is outside
Turnover forms the second flange, first flange and the second flange lap hermetically.
Preferably, the upper casing includes roof and upper cylinder, and the roof is set in convex cambered surface, the upper cylinder it is upper
Port is tightly connected with the roof.
Preferably, the ceiling edge convex is provided with locating ring, the upper port of the upper cylinder and the side of the locating ring
Edge is tightly connected.
Preferably, the barrel of the heat collecting cylinder upper end circumferentially offers multiple air-vents.
Preferably, there is the accommodating area for being used for installing heat exchanger between the heat collecting cylinder and the housing, it is described accommodating
Area is between the exhaust opening and the catalytic combustor.
Preferably, the chamber structure also includes smoke exhaust pipe, and the smoke exhaust pipe is tightly connected with the exhaust opening.
Preferably, heat collecting cylinder lower end position corresponding with the preheated burning room offers fire observation window.
The utility model also proposes a kind of gas heater, and the gas heater includes a kind of chamber structure, the combustion
Burning cell structure includes：Housing, the lower end of the housing offer exhaust opening, and the inner chamber upper end of the housing forms catalysis burning
Room；Heat collecting cylinder, bottom-up to penetrate the housing, the upper end of the heat collecting cylinder extends upwardly to the catalytic combustor, described
The lower end of heat collecting cylinder exposes to the housing and encloses to form preheated burning room.
The utility model chamber structure by combustion chamber by being divided into preheated burning room and above preheated burning room
Catalytic combustor, heat collecting cylinder separate preheated burning room and exhaust opening, and under the guiding function of heat collecting cylinder, combustion gas is fired in preheating
Burn thermal current and heat radiation caused by the burning of room and be oriented to catalytic combustor, and concentrate and act on urging in catalytic combustor
Change burner, the preheating speed of catalytic burner is lifted, so as to effectively improve the pre- thermal efficiency of catalytic burner.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the utility model chamber structure one；
Fig. 2 is the schematic diagram of the cross-section structure of chamber structure one in Fig. 1；
Fig. 3 is the schematic diagram of another cross-section structure of chamber structure in Fig. 1.
Drawing reference numeral explanation：
| Label | Title | Label | Title | Label | Title |
| 10 | Housing | 11 | Exhaust opening | 111 | Smoke exhaust pipe |
| 12 | Catalytic combustor | 121 | Catalytic burner | 13 | Upper casing |
| 131 | First flange | 132 | Roof | 133 | Upper cylinder |
| 134 | Locating ring | 14 | Drain pan | 141 | Second flange |
| 20 | Heat collecting cylinder | 21 | Preheated burning room | 211 | Preheated burning device |
| 22 | Air-vent | 30 | Accommodating area | 31 | Heat exchanger |
| 23 | Fire observation window |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of chamber structure and a kind of gas heater.The chamber structure is applied to combustion gas heat
Hydrophone, the heat exchange for fuel gas buring and thermal current provide space.
In the utility model embodiment, as shown in Figure 1 to Figure 3, the chamber structure includes：
Housing 10, the lower end of housing 10 offer exhaust opening 11, and the inner chamber upper end of housing 10 forms catalytic combustor 12；
Heat collecting cylinder 20, bottom-up to penetrate housing 10, the upper end of heat collecting cylinder 20 extends upwardly to catalytic combustor 12, thermal-arrest
The lower end of cylinder 20 exposes to housing 10 and encloses to form preheated burning room 21.
In the present embodiment, catalytic combustor 12 is used to install catalytic burner 121, and catalytic burner 121 generally comprises
The catalyst of catalyst carrier and setting on a catalyst support, catalyst generally have fixed catalysis initiation temperature, i.e.,
After catalytic burner 121 temperature of itself reaches catalysis initiation temperature, flow through its combustion gas will under catalyst action with
Oxygen in air carries out flameless combustion to discharge heat.Preheated burning room 21 is used to install preheated burning device 211, preheated burning
Device 211 is used to heat catalytic burner 121 so that its temperature reaches catalysis initiation temperature.It should be noted that in reality
In the application of border, after catalytic burner 121 reaches catalysis initiation temperature, the burning of preheated burning device 211 should stop, so that combustion gas
Flow through catalytic burner 121 and carry out catalysis burning.
The lower end of heat collecting cylinder 20 is that preheated burning device 211 provides accommodation space, and can form the support to housing 10.
Because preheated burning device 211 mainly plays a part of heatable catalytic burner 121, therefore, the level cross-sectionn face of heat collecting cylinder 20
Product is smaller than housing 10, while the volume of preheated burning room 21 is also smaller than catalytic combustor 12.
Heat collecting cylinder 20 simply to be separated to the inner chamber of housing 10, and with exhaust opening 11 coordinate under, by heat
And thermal current flows along preheated burning room 21, catalytic combustor 12 and 11 this path of exhaust opening.Specifically, housing 10
Bottom wall offers connector between two parties, and heat collecting cylinder 20 passes from connector and the edge seal of barrel and connector connects.In thermal-arrest
In the presence of cylinder 20, catalytic burner 121 is acted in the air flow collection after the preheated heating of burner 211, is advantageous to quickening and urges
Change the firing rate of burner 121.
The utility model chamber structure above preheated burning room 21 by setting catalytic combustor 12, first with pre-
The flaming combustion that hot chamber 21 is carried out, heat collecting cylinder 20 separate preheated burning room 21 and exhaust opening 11, and heat collecting cylinder 20 draws
Lead under effect, heat radiation and thermal current are concentrated and flow to catalytic combustor 12, and concentration is acted in catalytic combustor 12
Catalytic burner 121, the effectively efficiency of heating surface of the lifting to catalytic burner 121.
Further, as shown in Figures 2 and 3, housing 10 includes upper casing 13 and drain pan 14, and upper casing 13 is in be set towards lower open mouth
Put, drain pan 14 is set in open upward, the opening of upper casing 13 and the open sealed connection of drain pan 14.
In the present embodiment, upper casing 13 and drain pan 14 can be direct sealing weldings, can also be otherwise sealed
Connection.Housing 10 is divided for upper casing 13 and drain pan 14, is advantageous to the production assembling of housing 10, and facilitates heat collecting cylinder 20 and housing
10 connection installation, while it has been also convenient for the installation of catalytic burner 121 and the grade part of preheated burning device 211.It is appreciated that
It is that exhaust opening 11 should be opened on drain pan 14, so that the thermal current from preheated burning room 21 is carried out to catalytic burner 121
Exhaust opening 11 is flowed to after being fully warmed-up and is flowed out by exhaust opening 11.
Further, as shown in Figures 2 and 3, the open edge of upper casing 13 outwards turns down to form the first flange 131, drain pan
14 open edge outwards turns down to form the second flange 141, the first flange 131 and the lap hermetically of the second flange 141.
In the present embodiment, by setting the first flange 131 and the second flange 141, upper casing 13 and drain pan 14 can be more accurate
Really dock, and cooperation can be sealed by modes such as welding, facilitate the assembling of upper casing 13 and drain pan 14.
Further, as shown in Figures 2 and 3, upper casing 13 includes roof 132 and upper cylinder 133, and roof 132 is in convex
Cambered surface is set, and upper port and the roof 132 of upper cylinder 133 are tightly connected.
Upper cylinder 133 can be directly tightly connected with roof 132, and connection can also be otherwise sealed.The He of roof 132
Upper cylinder 133 is enclosed to form catalytic combustor 12 jointly, and roof 132 is set in convex cambered surface, is advantageous in catalytic burner
121 are not up to catalyzed before initiation temperature, heat time of the increase thermal current to catalytic burner 121；Meanwhile in roof 132
Reflex under, heat radiation, which can be concentrated preferably, acts on catalytic burner 121, so accelerate to catalytic burner 121
Firing rate.In actual applications, catalytic burner 121 can be in horizontally disposed and be advantageous to more, absorb the heat flowed through
The heat of air-flow.
Further, as shown in Figures 2 and 3, the edge convex of roof 132 is provided with locating ring 134, the upper end of upper cylinder 133
Mouth is connected with the edge seal of locating ring 134.
In the present embodiment, locating ring 134 is used for location and installation catalytic burner 121, when mounted, by catalytic burner
121 insert catalytic combustor 12 from the opening of upper casing 13, abut catalytic burner 121 and the lower surface of locating ring 134, so as to
Catalytic burner 121 is set to be positioned in catalytic combustor 12.In actual applications, the upper port of heat collecting cylinder 20 can be used for supporting
Catalytic burner 121, catalytic burner 121 is fixedly installed in catalytic combustor 12；The lower end of catalytic burner 121 by
The upper port support of heat collecting cylinder 20, upper end abut with locating ring 134, thus, catalytic burner 121 is stably mounted at catalysis
In combustion chamber 12.
Further, as shown in Figures 2 and 3, the barrel of the upper end of heat collecting cylinder 20 circumferentially offers multiple air-vents 22.
In the present embodiment, by setting air-vent 22, it is empty to the annular between combustion chamber and heat collecting cylinder 20 to be advantageous to thermal current or combustion gas
Between flow back.
Further, as shown in Figures 2 and 3, have between heat collecting cylinder 20 and housing 10 and be used to heat exchanger 31 be installed
Accommodating area 30, accommodating area 30 is between exhaust opening 11 and catalytic combustor 12.In the present embodiment, accommodating area 30 is used to install
Heat exchanger 31, to be exchanged heat to thermal current caused by fuel gas buring.Accommodating area 30 is arranged on into exhaust opening 11 to fire with catalysis
Between burning room 12, thermal current or heat radiation can be caused must to be discharged after being exchanged heat with heat exchanger 31 through exhaust opening 11,
And then the overall heat utilization efficiency of gas heater can be improved.In actual applications, heat exchanger 31 should be sheathed on heat collecting cylinder 20
Periphery, flow through hot-bulb stream between heat collecting cylinder 20 and housing 10 to fully absorb, improve the utilization rate of heat.
Further, as shown in figure 3, chamber structure also includes smoke exhaust pipe 111, smoke exhaust pipe 111 seals with exhaust opening 11
Connection.In the present embodiment, smoke exhaust pipe 111 is used for remaining waste gas extraction gas heater, Ke Yili after thermal current is exchanged heat
Solution, smoke exhaust pipe 111 directly can lead to waste gas in air, can also connect other smoke discharging structures.
Further, as shown in Fig. 2 the lower end of heat collecting cylinder 20 offers fire observation window with 21 corresponding position of preheated burning room
23.In the present embodiment, fire observation window 23 is used for the combustion process for observing preheated burning device 211, to facilitate user more intuitively
Solve the combustion position of preheated burning device 211.In actual applications, transparent fire observation window pressing plate should be also provided with the outer wall of heat collecting cylinder
(not shown), to reduce the security reliability of thermal loss and strengthen burning cell structure.
The utility model also proposes a kind of gas heater, and the gas heater includes a kind of chamber structure, the burning
The concrete structure of cell structure is with reference to above-described embodiment, because this gas heater employs whole technologies of above-mentioned all embodiments
Scheme, therefore all beneficial effects at least caused by the technical scheme with above-described embodiment, this is no longer going to repeat them.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content
Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of chamber structure, applied to gas heater, it is characterised in that the chamber structure includes：
Housing, the lower end of the housing offer exhaust opening, and the inner chamber upper end of the housing forms catalytic combustor；
Heat collecting cylinder, bottom-up to penetrate the housing, the upper end of the heat collecting cylinder extends upwardly to the catalytic combustor, described
The lower end of heat collecting cylinder exposes to the housing and encloses to form preheated burning room.
2. chamber structure as claimed in claim 1, it is characterised in that the housing includes upper casing and drain pan, the upper casing
Set in towards lower open mouth, the drain pan is set in open upward, the open sealed connection of the open and drain pan of the upper casing.
3. chamber structure as claimed in claim 2, it is characterised in that the open edge of the upper casing outwards turns down formation
One flange, the open edge of the drain pan outwards turn down to form the second flange, and first flange seals with second flange
Overlap joint.
4. chamber structure as claimed in claim 2, it is characterised in that the upper casing includes roof and upper cylinder, the roof
Set in convex cambered surface, upper port and the roof of the upper cylinder are tightly connected.
5. chamber structure as claimed in claim 4, it is characterised in that the ceiling edge convex is provided with locating ring, institute
The upper port for stating cylinder is connected with the edge seal of the locating ring.
6. chamber structure as claimed in claim 1, it is characterised in that the barrel of the heat collecting cylinder upper end circumferentially offers
Multiple air-vents.
7. chamber structure as claimed in claim 1, it is characterised in that have between the heat collecting cylinder and the housing and be used for
The accommodating area of heat exchanger is installed, the accommodating area is between the exhaust opening and the catalytic combustor.
8. chamber structure as claimed in claim 1, it is characterised in that the chamber structure also includes smoke exhaust pipe, described
Smoke exhaust pipe is tightly connected with the exhaust opening.
9. chamber structure as claimed in claim 1, it is characterised in that the heat collecting cylinder lower end and the preheated burning room pair
The position answered offers fire observation window.
10. a kind of gas heater, it is characterised in that the gas heater is included as described in any one of claim 1 to 9
Chamber structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721113310.XU CN207146926U (en) | 2017-08-31 | 2017-08-31 | A kind of chamber structure and gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721113310.XU CN207146926U (en) | 2017-08-31 | 2017-08-31 | A kind of chamber structure and gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207146926U true CN207146926U (en) | 2018-03-27 |
Family
ID=61676949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721113310.XU Withdrawn - After Issue CN207146926U (en) | 2017-08-31 | 2017-08-31 | A kind of chamber structure and gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207146926U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425115A (en) * | 2017-08-31 | 2019-03-05 | 芜湖美的厨卫电器制造有限公司 | A kind of chamber structure and gas heater |
| CN111692744A (en) * | 2019-03-15 | 2020-09-22 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
-
2017
- 2017-08-31 CN CN201721113310.XU patent/CN207146926U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109425115A (en) * | 2017-08-31 | 2019-03-05 | 芜湖美的厨卫电器制造有限公司 | A kind of chamber structure and gas heater |
| CN109425115B (en) * | 2017-08-31 | 2024-02-23 | 芜湖美的厨卫电器制造有限公司 | Combustion chamber structure and gas water heater |
| CN111692744A (en) * | 2019-03-15 | 2020-09-22 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190227 Address after: 241009 Wan Chun East Road, East District, Wuhu economic and Technological Development Zone, Anhui Co-patentee after: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES Patentee after: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Co-patentee after: MIDEA GROUP Co.,Ltd. Address before: 241009 Wan Chun East Road, East District, Wuhu economic and Technological Development Zone, Anhui Co-patentee before: MIDEA GROUP Co.,Ltd. Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180327 Effective date of abandoning: 20240223 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180327 Effective date of abandoning: 20240223 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |