CN208025842U - A kind of lost hot-blast stove of efficient low-heat - Google Patents
A kind of lost hot-blast stove of efficient low-heat Download PDFInfo
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- CN208025842U CN208025842U CN201820058394.XU CN201820058394U CN208025842U CN 208025842 U CN208025842 U CN 208025842U CN 201820058394 U CN201820058394 U CN 201820058394U CN 208025842 U CN208025842 U CN 208025842U
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- heat exchanger
- furnace body
- heat
- interlayer
- hot
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Abstract
The utility model proposes a kind of lost hot-blast stoves of efficient low-heat, including external furnace body and inner furnace body, and recuperation of heat interlayer is equipped between the external furnace body and inner furnace body, insulating layer of asbestos is filled in the outer wall of the inner furnace body；The external furnace body is equipped with the external admission mouth communicated with recuperation of heat interlayer；The inner furnace body is internally provided with furnace chamber, and the inner furnace body side is equipped with hot-blast outlet；It is equipped in the furnace chamber and is connected main heat exchanger and auxiliary heat exchanger each other by connecting tube, the main heat exchanger is located at close to the side of hot-blast outlet, the auxiliary heat exchanger is located remotely from the side of hot-blast outlet, the main heat exchanger be equipped with one with it is extraneous be mutually common to be connected with flame projector into quirk, the auxiliary heat exchanger is equipped with the smokejack that smoke evacuation is mutually common to the external world, the auxiliary heat exchanger is equipped with the interior air intake duct communicated with recuperation of heat interlayer, and the auxiliary heat exchanger is additionally provided with the interior gas off-take communicated with furnace chamber.The utility model has heat leakage small, and heat exchange efficiency is high, the low advantage of furnace body external temperature.
Description
Technical field
The utility model is related to field of chemical equipment, and in particular to a kind of lost hot-blast stove of efficient low-heat.
Background technology
Hot-blast stove is guided for heating to air, then by hot-air to being dried to product or material in other equipment
A kind of dry heat transmission equipment, traditional hot-blast stove the shortcomings of often structure is more huge, and occupied space is big, and overall volume is not compact,
Its fuel type is various, and the fuel being usually used can be divided into：Solid fuel, such as coal, coke；Liquid fuel, such as diesel oil, again
Oil, alcohol-based fuel；Gaseous fuel, such as coal gas, natural gas, liquid gas；At present hot-blast stove at work, although its outer wall is often filled out
Filled with asbestos interlayer carry out insulation, but can not effectively trap heat scatter and disappear, cause operating ambient temperature by stove
Temperature is influenced and is increased, while situations such as be easy to happen scald.
Utility model content
Based on the above issues, the utility model aim is to provide a kind of small with heat leakage, and furnace body external temperature is low
The efficient lost hot-blast stove of low-heat.
In view of the above problems, providing following technical solution：A kind of lost hot-blast stove of efficient low-heat, including furnace body, it is described
Furnace body includes external furnace body and inner furnace body, and the recuperation of heat interlayer formed by gap, institute are equipped between the external furnace body and inner furnace body
The outer wall for stating inner furnace body is equipped with interlayer, is filled in the interlayer and is used for heat-insulated insulating layer of asbestos；The external furnace body side is set
There are external admission mouth, the external admission mouth to be communicated with recuperation of heat interlayer；The inner furnace body is internally provided with furnace chamber, the inner furnace body direction
The side of external admission mouth is equipped with the hot-blast outlet of the connection external world and furnace chamber；Main heat exchanger and auxiliary heat exchanger are equipped in the furnace chamber,
It is connected by connecting tube between the main heat exchanger and auxiliary heat exchanger, the main heat exchanger is located at close to the side of hot-blast outlet,
The auxiliary heat exchanger is located remotely from the side of hot-blast outlet, and the main heat exchanger is mutually common to the external world equipped with one and flame projector
It is connected that into quirk, the auxiliary heat exchanger is equipped with the smokejack that smoke evacuation is mutually common to the external world, the auxiliary heat exchanger equipped with
The interior air intake duct that recuperation of heat interlayer communicates, the auxiliary heat exchanger are additionally provided with the interior gas off-take communicated with furnace chamber.
In above structure, Cryogenic air, which by external admission mouth introduces recuperation of heat interlayer and absorbs inner furnace body, scatters and disappears the heat, from
And the temperature that external furnace body is reduced while thermal energy waste is reduced, pass through interior air inlet after the temperature of Cryogenic air absorption inner furnace body outer wall
Road enters auxiliary heat exchanger and is discharged into furnace chamber by interior gas off-take with after high-temperature fuel gas progress heat exchange, and main heat exchanger is flowed in furnace chamber
Further heat exchange, main heat exchanger is directly connected with flame projector, therefore the temperature of Cryogenic air can be promoted to after highest by heat
Wind outlet discharge.
The utility model is further arranged to, and the main heat exchanger includes the combustion chamber being connected with into quirk, the burning
It is equipped with several vertically disposed heat exchanger tubes above room, collection chamber is equipped with above the heat exchanger tube, is equipped with and dredges above the collection chamber
Port, the connecting tube be located at collection chamber side wall and be connected inside auxiliary heat exchanger.
In above structure, heat exchanger tube, which conducts the heat of the high-temperature fuel gas from flame projector to realization in furnace chamber, to exchange heat, and increases
Add heat exchange area, improve heat exchange efficiency, for dredging heat exchanger tube when dredge outlet blocks inside heat exchanger tube, is dredged during work
Port carries out closing by lid and high-temperature fuel gas is avoided to leak.
The utility model is further arranged to, and the auxiliary heat exchanger includes secondary heat exchanging interlayer, and the connecting tube exchanges heat with secondary
Interlayer is connected to, and the pair heat exchanging interlayer is connected with smokejack.
In above structure, the high-temperature fuel gas of flame projector enters after main heat exchanger in secondary heat exchanging interlayer, and high temperature fires at this time
Gas can be reduced due to doing heat exchange, temperature in main heat exchanger, by auxiliary heat exchanger to the sky that is preheated from recuperation of heat interlayer
Gas is further heated up, and the heat of high-temperature fuel gas is absorbed with this, is discharged by smokejack after so that high-temperature fuel gas temperature is lower.
The utility model is further arranged to, and heat exchanging chamber, the heat exchange are equipped between the pair heat exchanging interlayer and smokejack
Chamber one end is communicated in interior air intake duct, and the other end is communicated with interior gas off-take.
In above structure, the air from the preheating of recuperation of heat interlayer entered by interior air intake duct after heat exchanging chamber heating by it is interior go out
Air flue is discharged into furnace chamber.
The beneficial effects of the utility model：Asbestos are kept the temperature by setting in the inner wall of inner furnace body, substantially lower inner furnace body stove
The heat that chamber gives out, then take away what inner furnace body distributed by the recuperation of heat interlayer that cold air introduces between external furnace body and inner furnace body
Heat makes cold air be preheated, and avoids external furnace body heat build-up, effectively realizes recuperation of heat, then preheated air is introduced height
It exchanges heat with main heat exchanger and auxiliary heat exchanger in warm furnace chamber, realizes high efficient heat exchanging.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Figure label meaning：10- external furnace bodies；11- recuperation of heat interlayers；12- external admission mouths；20- inner furnace bodies；21- asbestos every
Thermosphere；22- furnace chambers；23- hot-blast outlets；24- connecting tubes；30- main heat exchangers；31- is into quirk；The combustion chambers 32-；33- heat exchanger tubes；
34- collection chambers；35- dredge outlets；36- lids；40- auxiliary heat exchangers；41- smokejacks；Air intake duct in 42-；Gas off-take in 43-；44-
Secondary heat exchanging interlayer；45- heat exchanging chambers.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
With reference to figure 1, a kind of lost hot-blast stove of efficient low-heat as shown in Figure 1, including furnace body, the furnace body include external furnace body
10 and inner furnace body 20, the recuperation of heat interlayer 11 formed by gap is equipped between the external furnace body 10 and inner furnace body 20, it is described interior
The outer wall of furnace body 20 is equipped with interlayer, is filled in the interlayer and is used for heat-insulated insulating layer of asbestos 21；The one of the external furnace body 10
Side is equipped with external admission mouth 12, and the external admission mouth 12 is communicated with recuperation of heat interlayer 11；The inner furnace body 20 is internally provided with furnace chamber 22,
The inner furnace body 20 is equipped with the hot-blast outlet 23 of the connection external world and furnace chamber 22 towards the side of external admission mouth 12；In the furnace chamber 22
Equipped with main heat exchanger 30 and auxiliary heat exchanger 40, it is connected 24 by connecting tube between the main heat exchanger 30 and auxiliary heat exchanger 40, institute
Main heat exchanger 30 to be stated to be located at close to the side of hot-blast outlet 23, the auxiliary heat exchanger 40 is located remotely from the side of hot-blast outlet 23,
The main heat exchanger 30 be equipped with one with it is extraneous be mutually common to be connected with flame projector into quirk 31, set on the auxiliary heat exchanger 40
There are the smokejack 41 for being mutually common to smoke evacuation with the external world, the auxiliary heat exchanger 40 to be equipped with the interior air intake duct communicated with recuperation of heat interlayer 11
42, the auxiliary heat exchanger 40 is additionally provided with the interior gas off-take 43 communicated with furnace chamber 22.
In above structure, Cryogenic air, which by external admission mouth 12 introduces recuperation of heat interlayer 11 and absorbs inner furnace body 20, scatters and disappears the heat
Amount, to reduce the temperature for reducing external furnace body 10 while thermal energy waste, after Cryogenic air absorbs the temperature of 20 outer wall of inner furnace body
Enter auxiliary heat exchanger 40 and high-temperature fuel gas by interior air intake duct 42 to carry out being discharged into furnace chamber 22 by interior gas off-take 43 after heat exchange, and
It flows to main heat exchanger 30 in furnace chamber 22 further to exchange heat, main heat exchanger 30 is directly connected with flame projector, therefore can be by low temperature sky
The temperature of gas is discharged after being promoted to highest by hot-blast outlet 23.
In the present embodiment, the main heat exchanger 30 includes the combustion chamber 32 being connected with into quirk 31, on the combustion chamber 32
Side is equipped with several vertically disposed heat exchanger tubes 33, and 33 top of the heat exchanger tube is equipped with collection chamber 34, and 34 top of the collection chamber is set
Have a dredge outlet 35, the connecting tube 24 be located at 34 side wall of collection chamber and be connected inside auxiliary heat exchanger 40.
In above structure, heat exchanger tube 33, which conducts the heat of the high-temperature fuel gas from flame projector to realization in furnace chamber 22, to be changed
Heat increases heat exchange area, improves heat exchange efficiency, for dredging heat exchanger tube when dredge outlet 35 blocks inside heat exchanger tube 33
33, dredge outlet 35, which by lid 36 close, during work avoids high-temperature fuel gas from leaking.
In the present embodiment, the auxiliary heat exchanger 40 includes secondary heat exchanging interlayer 44, the connecting tube 24 and secondary heat exchanging interlayer 44
Connection, the pair heat exchanging interlayer 44 are connected with smokejack 41.
In above structure, the high-temperature fuel gas of flame projector enters after main heat exchanger 30 in secondary heat exchanging interlayer 44, high at this time
Warm combustion gas can be reduced due to doing heat exchange, temperature in main heat exchanger 30, by auxiliary heat exchanger 40 to coming from recuperation of heat interlayer
The air of 11 preheatings is further heated up, and the heat of high-temperature fuel gas is absorbed with this, by discharging fume after making high-temperature fuel gas temperature be lower
Road 41 is discharged.
In the present embodiment, heat exchanging chamber 45, the heat exchanging chamber 45 1 are equipped between the pair heat exchanging interlayer 44 and smokejack 41
End is communicated in interior air intake duct 42, and the other end is communicated with interior gas off-take 43.
In above structure, after the air from the preheating of recuperation of heat interlayer 11 enters the heating of heat exchanging chamber 45 by interior air intake duct 42
Furnace chamber 22 is discharged by interior gas off-take 43.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications, above-mentioned vacation can also be made
If these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (4)
- The hot-blast stove 1. a kind of efficient low-heat scatters and disappears, including furnace body, it is characterised in that：The furnace body includes external furnace body and inner furnace body, The recuperation of heat interlayer formed by gap is equipped between the external furnace body and inner furnace body, the outer wall of the inner furnace body is equipped with interlayer, Filled with for heat-insulated insulating layer of asbestos in the interlayer；The external furnace body side is equipped with external admission mouth, the external admission mouth It is communicated with recuperation of heat interlayer；The inner furnace body is internally provided with furnace chamber, and the inner furnace body is equipped with connection towards the side of external admission mouth Extraneous and furnace chamber hot-blast outlet；Main heat exchanger and auxiliary heat exchanger, the main heat exchanger and auxiliary heat exchanger are equipped in the furnace chamber Between be connected by connecting tube, the main heat exchanger is located at close to the side of hot-blast outlet, and the auxiliary heat exchanger is located remotely from heat The side of wind outlet, the main heat exchanger be equipped with one with it is extraneous be mutually common to be connected with flame projector into quirk, the pair is changed Hot device is equipped with the smokejack that smoke evacuation is mutually common to the external world, and the auxiliary heat exchanger is equipped with the interior air inlet communicated with recuperation of heat interlayer Road, the auxiliary heat exchanger are additionally provided with the interior gas off-take communicated with furnace chamber.
- The hot-blast stove 2. a kind of efficient low-heat according to claim 1 scatters and disappears, it is characterised in that：The main heat exchanger include with The combustion chamber being connected into quirk, the combustion chamber top are equipped with several vertically disposed heat exchanger tubes, are equipped with above the heat exchanger tube Collection chamber, the collection chamber top are equipped with dredge outlet, and the connecting tube is located at collection chamber side side wall and makes collection chamber auxiliary heat exchanger Inside is connected.
- The hot-blast stove 3. a kind of efficient low-heat according to claim 1 or 2 scatters and disappears, it is characterised in that：The auxiliary heat exchanger packet Secondary heat exchanging interlayer is included, the connecting tube is connected to secondary heat exchanging interlayer, and the pair heat exchanging interlayer is connected with smokejack.
- The hot-blast stove 4. a kind of efficient low-heat according to claim 3 scatters and disappears, it is characterised in that：The pair heat exchanging interlayer and row Heat exchanging chamber is equipped between flue, described heat exchanging chamber one end is communicated in interior air intake duct, and the other end is communicated with interior gas off-take.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820058394.XU CN208025842U (en) | 2018-01-15 | 2018-01-15 | A kind of lost hot-blast stove of efficient low-heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820058394.XU CN208025842U (en) | 2018-01-15 | 2018-01-15 | A kind of lost hot-blast stove of efficient low-heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208025842U true CN208025842U (en) | 2018-10-30 |
Family
ID=63902060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820058394.XU Expired - Fee Related CN208025842U (en) | 2018-01-15 | 2018-01-15 | A kind of lost hot-blast stove of efficient low-heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208025842U (en) |
-
2018
- 2018-01-15 CN CN201820058394.XU patent/CN208025842U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20190115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |