CN220418199U - Kitchen oil smoke waste heat recovery system in severe cold or cold region - Google Patents
Kitchen oil smoke waste heat recovery system in severe cold or cold region Download PDFInfo
- Publication number
- CN220418199U CN220418199U CN202321904568.7U CN202321904568U CN220418199U CN 220418199 U CN220418199 U CN 220418199U CN 202321904568 U CN202321904568 U CN 202321904568U CN 220418199 U CN220418199 U CN 220418199U
- Authority
- CN
- China
- Prior art keywords
- oil smoke
- fresh air
- kitchen
- pipeline
- heat
- 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.)
- Active
Links
- 239000000779 smoke Substances 0.000 title claims abstract description 53
- 239000002918 waste heat Substances 0.000 title claims abstract description 26
- 238000011084 recovery Methods 0.000 title claims abstract description 22
- 239000003517 fume Substances 0.000 claims abstract description 56
- 230000001502 supplementing effect Effects 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000002411 adverse Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000013589 supplement Substances 0.000 abstract description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 19
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 8
- 238000010411 cooking Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000006233 lamp black Substances 0.000 description 2
- 235000013305 food Nutrition 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Ventilation (AREA)
Abstract
The utility model discloses a kitchen oil smoke waste heat recovery system in severe cold or cold areas, which comprises: the fume exhausting unit consists of fume exhausting hood, fume purifier, fume exhausting fan and fume exhausting pipeline; the fresh air supplementing unit comprises a fresh air supplementing fan and a fresh air pipeline; the waste heat recovery unit comprises an oil smoke heat recoverer arranged on the oil smoke exhaust pipeline and a fresh air preheater arranged on the fresh air pipeline, wherein a heat transfer medium outlet of the oil smoke heat recoverer is connected with a heat transfer medium inlet of the fresh air preheater, and a heat transfer medium outlet of the fresh air preheater is connected with a heat transfer medium inlet of the oil smoke heat recoverer through a heat transfer medium pipeline respectively, and a circulating pump is arranged on the heat transfer medium pipeline. The utility model can recover kitchen fume high-temperature waste heat, heat fresh air entering a kitchen, improve the fresh air supply temperature of the kitchen, improve the working environment of a chef, and reduce the energy consumption of a kitchen air conditioner, thereby improving the adverse effect caused by air supplement of the kitchen in winter.
Description
Technical Field
The utility model relates to the technical field of kitchen oil smoke waste heat recovery, in particular to a kitchen oil smoke waste heat recovery system in severe cold or cold areas.
Background
Kitchen cooking processes can discharge large amounts of harmful substances into indoor spaces. For example, the fuel burns to emit harmful gases and particulates, and the oil and food heating process generates high temperature oil smoke, etc., which are more serious by the unique modes of frying, parching, cooking, frying, etc. of Chinese meal. For this reason, a centralized fume exhaust system is usually installed in a kitchen to exhaust fume generated during cooking to the outside, and the fume is purified by a fume purifier and then discharged at high altitude. Because the oil smoke exhaust air quantity of the large and medium-sized kitchen is large, in order to maintain the air pressure balance, air supplement is needed according to 50% -80% of the air exhaust quantity, otherwise, the negative pressure in the kitchen is too large. However, in severe cold or cold areas, the outdoor temperature is low in winter, and if outdoor fresh air is directly fed into a kitchen, the indoor temperature is too low, so that the working environment of a chef is bad; if the fresh air is heated by steam or hot water and then sent indoors, the energy consumption of the fresh air is overhigh.
Disclosure of Invention
In order to solve the problems, the utility model provides a kitchen oil smoke waste heat recovery system in severe cold or cold areas, which specifically adopts the following technical scheme:
the utility model relates to a kitchen fume waste heat recovery system in severe cold or cold areas, which comprises
The fume exhaust unit comprises a fume exhaust pipeline extending outwards from the interior of the kitchen, a fume exhaust cover is arranged at the end part of the fume exhaust pipeline, which is positioned in the kitchen, and a fume purifier and a fume exhaust fan are arranged on the fume exhaust pipeline positioned at the outer side of the kitchen;
the fresh air supplementing unit comprises a fresh air pipeline extending inwards from the outer side of the kitchen, an air supplementing fan is arranged on the fresh air pipeline, and an air supplementing port is arranged at the end part of the fresh air pipeline, which is positioned in the kitchen;
the waste heat recovery unit comprises an oil smoke heat recoverer arranged on an oil smoke exhaust pipeline and a fresh air preheater arranged on a fresh air pipeline, wherein a heat transfer medium outlet of the oil smoke heat recoverer is connected with a heat transfer medium inlet of the fresh air preheater, and a heat transfer medium outlet of the fresh air preheater is connected with a heat transfer medium inlet of the oil smoke heat recoverer through a heat transfer medium pipeline respectively, and a circulating pump is arranged on the heat transfer medium pipeline.
The fume exhaust cover is provided with at least one, and the air supplementing air port is provided with at least one.
The oil smoke purifier and the oil smoke exhaust fan are sequentially arranged along the smoke exhaust direction of the oil smoke exhaust pipeline, and the tail end of the outlet of the oil smoke exhaust pipeline is provided with an oil smoke exhaust hood.
The oil smoke heat recoverer is arranged between the oil smoke purifier and the oil smoke exhaust fan, the oil smoke heat recoverer is a high-temperature smoke-glycol solution heat exchanger, and the fresh air preheater is an air-glycol solution heat exchanger.
The heat medium pipeline is provided with a constant pressure water supplementing pipeline, and the constant pressure water supplementing pipeline is provided with a constant pressure water supplementing device.
The fresh air preheater and the air supplementing fan are arranged outside the kitchen, and the fresh air preheater and the air supplementing fan are sequentially arranged along the air supply direction of the fresh air pipeline.
The kitchen fume waste heat recovery system in severe cold or cold areas is very suitable for large and medium-sized kitchens with large air supplementing quantity, adopts the glycol circulation heat exchange mechanism to recover kitchen fume high-temperature waste heat, simultaneously heats fresh air entering the kitchen, improves kitchen fresh air supply temperature, improves working environment of chefs, and reduces energy consumption of kitchen air conditioners, thereby improving adverse effects caused by kitchen air supplementing in winter.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
The following describes embodiments of the present utility model in detail with reference to the accompanying drawings, and the embodiments and specific working procedures of the present utility model are given by implementing the present embodiment on the premise of the technical solution of the present utility model, but the protection scope of the present utility model is not limited to the following embodiments.
The utility model relates to a kitchen oil smoke waste heat recovery system in severe cold or cold areas, which consists of an oil smoke exhaust unit, a fresh air supplementing unit and a waste heat recovery unit.
Specifically, as shown in fig. 1, the fume exhaust unit includes a fume exhaust duct 1 extending outwardly from the inside of the kitchen, a plurality of fume exhaust hoods 2 (or at least one) are installed at the end of the fume exhaust duct 1 located in the kitchen, a fume purifier 3 and a fume exhaust fan 4 are installed in sequence in the fume exhaust direction on the fume exhaust duct 1 located at the outside of the kitchen, and a fume exhaust cap 5 is installed at the outlet end of the fume exhaust duct 1.
The fresh air supplementing unit comprises a fresh air pipeline 6 extending inwards from the outer side of the kitchen, an air supplementing fan 7 positioned on the outer side of the kitchen is installed on the fresh air pipeline 6, and at least one air supplementing air port 8 is installed at the end part of the fresh air pipeline 6 positioned in the kitchen.
The waste heat recovery unit comprises a lampblack heat recoverer 9 arranged on the lampblack exhaust pipeline 1, a fresh air preheater 10 arranged on the fresh air pipeline 6 and the like. The oil smoke heat recoverer 9 is a high-temperature smoke-glycol solution heat exchanger, the fresh air preheater 10 is an air-glycol solution heat exchanger, and the oil smoke heat recoverer 9 is arranged between the oil smoke purifier 3 and the oil smoke exhaust fan 4; the fresh air preheater 10 is located outside the kitchen and is installed close to the inlet side of the air make-up fan 7. The heat transfer medium outlet of the oil smoke heat recoverer 9 and the heat transfer medium inlet of the fresh air preheater 10, and the heat transfer medium outlet of the fresh air preheater 10 and the heat transfer medium inlet of the oil smoke heat recoverer 9 are respectively connected through heat transfer medium pipelines 11, wherein one heat transfer medium pipeline 11 is provided with a circulating pump 12. The heat medium pipeline 11 is also provided with a constant pressure water supplementing pipeline 13, and the constant pressure water supplementing pipeline 13 is provided with a constant pressure water supplementing device 14.
The fume generated in the kitchen in winter is collected through the fume exhaust cover 2 and then is exhausted through the fume exhaust pipeline 1, the fume is purified through the fume purifier 3 during the period, after the purification is finished, the fume enters the fume heat recoverer 9 for waste heat recovery, and finally, the fume is pressurized through the fume exhaust fan 4 and is exhausted outdoors through the fume exhaust hood 5.
The outdoor fresh air enters the kitchen through the fresh air pipeline 6 in winter, is heated to a proper temperature through the fresh air preheater 10, and is sent into the kitchen through the air supplementing wind port 8 under the pressurizing action of the air supplementing fan 7.
The high-temperature oil fume discharged from the kitchen in winter is subjected to heat recovery through the waste heat recovery unit, and the recovered heat is used for heating outdoor low-temperature fresh air. The waste heat recovery unit adopts an indirect recovery mode, and carries out heat transfer through an ethylene glycol solution circulating pipeline, so that the pollution of high-temperature oil fume to fresh air is avoided. The glycol solution circularly flows in the heat medium pipeline 11, when the glycol solution passes through the oil fume heat recoverer 9, the glycol solution is heated by high-temperature oil fume, then is conveyed to the fresh air preheater 10 through the circulating pump 12, the outdoor fresh air is heated by the glycol solution, the temperature of the fresh air is increased, the temperature of the glycol solution is reduced, and then the glycol solution returns to the oil fume heat recoverer 9 and is heated again, and the process is repeated, so that the high-temperature oil fume heat is transferred to the fresh air, and the purpose of waste heat recovery and utilization is achieved.
The constant-pressure water supplementing device 14 is arranged at the inlet of the circulating pump 12 and is used for supplementing water and stabilizing pressure to the glycol solution circulating pipeline system through the constant-pressure water supplementing pipeline 13.
It should be noted that, in the description of the present utility model, terms such as "front", "rear", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Claims (6)
1. A kitchen oil smoke waste heat recovery system in severe cold or cold areas, its characterized in that: comprising
The fume exhaust unit comprises a fume exhaust pipeline extending outwards from the interior of the kitchen, a fume exhaust cover is arranged at the end part of the fume exhaust pipeline, which is positioned in the kitchen, and a fume purifier and a fume exhaust fan are arranged on the fume exhaust pipeline positioned at the outer side of the kitchen;
the fresh air supplementing unit comprises a fresh air pipeline extending inwards from the outer side of the kitchen, an air supplementing fan is arranged on the fresh air pipeline, and an air supplementing port is arranged at the end part of the fresh air pipeline, which is positioned in the kitchen;
the waste heat recovery unit comprises an oil smoke heat recoverer arranged on an oil smoke exhaust pipeline and a fresh air preheater arranged on a fresh air pipeline, wherein a heat transfer medium outlet of the oil smoke heat recoverer is connected with a heat transfer medium inlet of the fresh air preheater, and a heat transfer medium outlet of the fresh air preheater is connected with a heat transfer medium inlet of the oil smoke heat recoverer through a heat transfer medium pipeline respectively, and a circulating pump is arranged on the heat transfer medium pipeline.
2. The system for recovering waste heat of kitchen oil smoke in severe cold or cold areas according to claim 1, wherein: the fume exhaust cover is provided with at least one, and the air supplementing air port is provided with at least one.
3. The system for recovering waste heat of kitchen oil smoke in severe cold or cold areas according to claim 1, wherein: the oil smoke purifier and the oil smoke exhaust fan are sequentially arranged along the smoke exhaust direction of the oil smoke exhaust pipeline, and the tail end of the outlet of the oil smoke exhaust pipeline is provided with an oil smoke exhaust hood.
4. A kitchen fume waste heat recovery system according to claim 3, wherein: the oil smoke heat recoverer is arranged between the oil smoke purifier and the oil smoke exhaust fan, the oil smoke heat recoverer is a high-temperature smoke-glycol solution heat exchanger, and the fresh air preheater is an air-glycol solution heat exchanger.
5. The system for recovering waste heat of kitchen oil smoke in severe cold or cold areas according to claim 1, wherein: the heat medium pipeline is provided with a constant pressure water supplementing pipeline, and the constant pressure water supplementing pipeline is provided with a constant pressure water supplementing device.
6. The system for recovering waste heat of kitchen oil smoke in severe cold or cold areas according to claim 1, wherein: the fresh air preheater and the air supplementing fan are arranged outside the kitchen, and the fresh air preheater and the air supplementing fan are sequentially arranged along the air supply direction of the fresh air pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321904568.7U CN220418199U (en) | 2023-07-19 | 2023-07-19 | Kitchen oil smoke waste heat recovery system in severe cold or cold region |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321904568.7U CN220418199U (en) | 2023-07-19 | 2023-07-19 | Kitchen oil smoke waste heat recovery system in severe cold or cold region |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220418199U true CN220418199U (en) | 2024-01-30 |
Family
ID=89644401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321904568.7U Active CN220418199U (en) | 2023-07-19 | 2023-07-19 | Kitchen oil smoke waste heat recovery system in severe cold or cold region |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220418199U (en) |
-
2023
- 2023-07-19 CN CN202321904568.7U patent/CN220418199U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204460852U (en) | Air source heat pump heat supply and blower fan generate electricity association system | |
| CN206101556U (en) | Air ability and solar energy tobacco flue -curing bulk curer | |
| CN207688195U (en) | A kind of kitchen bath air-source water heater and oil smoke all-in-one machine | |
| CN106196125B (en) | A kind of exhaust-gas treatment structure applied to incinerator | |
| CN220418199U (en) | Kitchen oil smoke waste heat recovery system in severe cold or cold region | |
| CN105115155A (en) | Biofuel hot-blast stove | |
| CN205825424U (en) | A kind of air energy high-temperature heat-pump water-heater | |
| CN202221254U (en) | Workshop middle-low-temperature steam waste heat step recovery device | |
| CN209459461U (en) | Coating machine oven waste-heat recovery device | |
| CN106847427B (en) | Paint baking oven hot wind exchanging type automatic cooling system | |
| CN109706282A (en) | Improve the method and hot blast stove system of hot wind outlet of still wind-warm syndrome | |
| CN214469228U (en) | Kitchen waste heat recovery air conditioning unit | |
| CN206131029U (en) | Automobile coating radiation area heating furnace waste heat recovery device | |
| CN202040834U (en) | System energy-saving exchanger | |
| CN209483484U (en) | Fume afterheat heat supply and inlet gas cooling, gas heating coupled system | |
| CN210601798U (en) | Air exhaust energy recovery heat exchange unit | |
| CN206489911U (en) | Paint baking oven hot wind exchanging type automatic cooling system | |
| CN208296338U (en) | The distributed multi-generation system coupled with solar energy | |
| CN206338852U (en) | Plant's hot air recycling system | |
| CN206018671U (en) | A kind of exhaust-gas treatment structure for being applied to incinerator | |
| CN208059595U (en) | A kind of heat reclaim unit of nitriding furnace | |
| CN204460849U (en) | Building air exhaust waste heat reclaiming type air source heat pump system | |
| CN205747576U (en) | Direct combustion efficient and environment-friendly type cold/hot water machine of lithium bromide group | |
| CN213810945U (en) | Kitchen air conditioning system of low energy consumption | |
| CN219798020U (en) | Electrolytic aluminum flue gas waste heat utilization system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |