CN201449007U - A turn-back flow coal burning hot air furnace - Google Patents
A turn-back flow coal burning hot air furnace Download PDFInfo
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- CN201449007U CN201449007U CN2009200295801U CN200920029580U CN201449007U CN 201449007 U CN201449007 U CN 201449007U CN 2009200295801 U CN2009200295801 U CN 2009200295801U CN 200920029580 U CN200920029580 U CN 200920029580U CN 201449007 U CN201449007 U CN 201449007U
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- heat exchanger
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- rendering
- operatic tune
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Abstract
The utility model discloses a turn-back flow coal burning hot air furnace, wherein a furnace body (8) is provided with a smoke gas transition room (3); one side of the smoke gas transition room (3) communicates with a burning compartment (10) through a separation wall (5) with a smoke gas passage (14) on upper end; the other end of the smoke gas transition room (3) is connected with a heat exchanger (15). The whole adopts a horizontal structure, and the heat exchanger is connected with the smoke gas transition room, which avoids direct connection between the heat exchanger and an upper crown of oven, increases route of the smoke gas and helps coal burn more thoroughly, and guarantees the upper crown of oven from being burned down or burned to collapse with longer service life. And the upper crown of oven can be disassembled conveniently from the furnace body, which is convenient for burning compartment maintenance.
Description
(1), technical field
The utility model relates to a kind of hot-blast stove.Be mainly used in fields such as workshop, plant, agricultural greenhouse booth, air is heated.
(2), background technology
Existing hot-blast stove mainly contains the following aspects shortcoming: (1), heat exchanger directly link to each other with last chimney arch, flame directly heats goes up chimney arch, last chimney arch is easily burnt or is burnt down, and service life is short, particularly blower fan quit work be air circulation when stopping this problem more outstanding.(2), need shut down during deashing the chimney dismounting and cool off and could operate, the program complexity, the amount of labour is big, influences normal heat supply.(3), adopt the straight steel pipe structure to carry out heat exchange, the flue gas stroke is short, heat exchanger effectiveness is low.(4), the burning of fuel is abundant inadequately, not only waste energy, and environmental pollution is more serious.
(3), utility model content
The purpose of this utility model is to provide a kind of deflector type coal-fired hot-blast stove, in order to overcome the defective of existing hot-blast stove.First technical problem to be solved is: adopt horizontal type structure, heat exchanger is connected indirectly with last chimney arch, avoids chimney arch to burn out or burns down.Second technical problem to be solved is: prolong flue gas stroke in the heat exchanger, make heat exchanger structure more meet heat exchange principle, improve heat exchanger effectiveness.The 3rd technical problem to be solved is: need not to shut down and can realize thorough deashing, do not influence normal heat supply, and deashing is convenient and swift, the permanent efficient operation of assurance equipment.
It is as follows that the utility model solves the problems of the technologies described above the technical scheme that is adopted:
A kind of deflector type coal-fired hot-blast stove, comprise the body of heater that has the combustion chamber, the below, combustion chamber is provided with first cleaning door, also comprise heat exchanger, it is characterized in that: be provided with the flue gas transition chamber in the body of heater, this flue gas transition chamber one side is communicated with by the partition wall that upper port has exhaust gases passes with the combustion chamber, and this flue gas transition chamber opposite side is connected with described heat exchanger.
The last chimney arch of described body of heater is dismountable chimney arch of going up.
Described flue gas transition chamber bottom is provided with second cleaning door.
Also comprise the secondary air pipeline; This secondary air pipeline air intake communicates with first cleaning door, and outlet air end is connected with secondary air mouth on the sidewall of combustion chamber.
Described body of heater and heat exchanger all are installed in the housing; The heat exchanger outer upper is provided with and is used for the outlet flue that is connected with smoke suction machine; Described heat exchanger comprises air an actor's rendering of an operatic tune that several vertically are provided with and equi-spaced apart is arranged, and the front and back wallboard of air an actor's rendering of an operatic tune is two mutual equally spaced bending plates; The closed at both ends up and down of air an actor's rendering of an operatic tune;
Be positioned at air an actor's rendering of an operatic tune lateral surface sealing at outlet flue place, the gap between the adjacent air an actor's rendering of an operatic tune at this place communicates with outlet flue; Be positioned at outlet flue below air an actor's rendering of an operatic tune the lateral surface opening and communicate the lateral surface gap sealing between the air an actor's rendering of an operatic tune below the outlet flue with the housing inner chamber;
Be positioned at inboard sealing with air an actor's rendering of an operatic tune of body of heater connection; Gap between the inboard of the air an actor's rendering of an operatic tune at this place communicates with body of heater; Be positioned at the side opening of this junction air an actor's rendering of an operatic tune in addition and communicate the medial surface gap sealing between the air an actor's rendering of an operatic tune beyond this junction with the housing inner chamber.
The heat exchanger upper port is provided with shoot door; The heat exchanger lower end is provided with the heat exchanger deashing chamber that has the 3rd cleaning door; The heat exchanger upper port communicates with the heat exchanger deashing chamber by described gap.
Good effect of the present utility model is:
(1), the whole horizontal type structure that adopts, heat exchanger is connected with the flue gas transition chamber, avoided heat exchanger to be connected with the direct of last chimney arch, thereby the stroke that had both increased flue gas makes coal burning more abundant, chimney arch is not burnt out or is burnt down, longer service life in the assurance again.And go up chimney arch and can dismantle from body of heater easily, be convenient to the combustion chamber is maintained.
(2), under the smoke suction machine effect, combustion air enters the combustion chamber from first cleaning door.The combustion air of going into by the secondary wind inleting tube pass enters the combustion chamber from sidewall of combustion chamber, with the combustion air acting in conjunction that enters the combustion chamber from first cleaning door, guarantees that the burning indoor oxygen is more sufficient, the more abundant burning of coal charge, and efficiency of combustion is further enhanced.Make the utility model more energy-conservation, more environmental protection.
(3), heat exchanger adopts the bending structure, not only saves manufactured materials, and more meets heat exchange principle, makes to guarantee flue gas and air sufficient heat exchange by flue gas stroke lengthening that heat exchanger effectiveness increases substantially.
(4), the shoot door of heat exchanger upper end communicates with the deashing chamber straight line of heat exchanger lower end, can open shoot door heat exchanging device and carry out the deashing processing quickly and easily under non-stop-machine situation, can not influence normal heat supply.
(5), the setting of second cleaning door is convenient to remove body of heater is connected the place, dead angle with heat exchanger dust, guarantees the normal circulation of flue gas, further improved the thermal efficiency of this hot-blast stove, makes hot-blast stove remain efficient operation.
(4), description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a cross section structure schematic diagram of the present utility model.
Fig. 3 looks the lateral surface structural representation for the left side of heat exchanger part of the present utility model.
Fig. 4 looks the medial surface structural representation for the right side of heat exchanger part of the present utility model.
(5), the specific embodiment
Further specify the utility model below in conjunction with accompanying drawing and instantiation.Body of heater wherein comprises coal furnace, oil burner and gas furnace.With the lower part is example with the coal-fired hot-blast stove.
As shown in Figure 1, this example comprises the housing 13 that has air inlet 18 and air outlet 11, and body of heater 8 and heat exchanger 15 are installed in the housing 13.Also be provided with first shoot door corresponding on the housing 13 with first cleaning door 6 of body of heater 8, second shoot door corresponding with second cleaning door 4, three shoot door corresponding with the 3rd cleaning door 2, the firing door corresponding with coal filling hole 9, the chimney corresponding with outlet flue 17 is with last shoot door 16 corresponding shell cleaning doors.
Body of heater 8 comprises that by bolting last chimney arch 12 in the top, this connected mode is convenient to last chimney arch 12 is pulled down maintenance.Be provided with combustion chamber 10 and flue gas transition chamber 3 in the body of heater 8.Be provided with partition wall 5 between combustion chamber 10 and the flue gas transition chamber 3, these partition wall 5 upper end open places are exhaust gases passes 14, and described exhaust gases passes 14 is the communication passage between combustion chamber 10 and the flue gas transition chamber 3.Flue gas transition chamber 3 has second shoot door 4.10 bottoms, combustion chamber are provided with first deashing chamber 6.
As shown in Figure 1, 2, heat exchanger 15 inboards link to each other by linkage section 22 with flue gas transition chamber 3, heat exchanger 15 outer upper are provided with and are used for the outlet flue 17 that is connected with smoke suction machine, heat exchanger 15 upper port are provided with shoot door 16, and heat exchanger 15 belows are provided with the heat exchanger deashing chamber with the 3rd cleaning door 2.
Shown in Fig. 2,3,4, heat exchanger 15 is the deflector type heat exchanger, and heat exchanger 15 comprises air an actor's rendering of an operatic tune 20 that several vertically are provided with and equi-spaced apart is arranged, and the front and back wallboard of air an actor's rendering of an operatic tune 20 is two mutual equally spaced bending plates 1; The closed at both ends up and down of air an actor's rendering of an operatic tune 20;
Be positioned at air an actor's rendering of an operatic tune 20 lateral surfaces sealing at outlet flue 17 places, the gap 21 between the adjacent air an actor's rendering of an operatic tune 20 at this place communicates with outlet flue 17; Be positioned at outlet flue 17 belows air an actor's rendering of an operatic tune 20 the lateral surface opening and communicate lateral surface gap 21 sealings between the air an actor's rendering of an operatic tune 20 below the outlet flue 17 with housing 13 inner chambers; Gap 21 is flue gas circulation passages.
Be positioned at inboard sealing with air an actor's rendering of an operatic tune 20 of body of heater 8 connections; Gap 21 between the inboard of the air an actor's rendering of an operatic tune 20 at this place communicates with body of heater 8; Be positioned at the side opening of this junction air an actor's rendering of an operatic tune 20 in addition and communicate medial surface gap 21 sealings between the air an actor's rendering of an operatic tune 20 beyond this junction with housing 13 inner chambers.
As shown in Figure 2, be connected with secondary air pipeline 7 on the sidewall of first cleaning door 6, secondary air pipeline 7 air intakes communicate with first cleaning door 6, and secondary air pipeline 7 outlet air ends are connected with secondary air mouth 19 on 10 sidewalls of combustion chamber.
Cold and hot wind exchange process is as follows:
Under the effect of smoke suction machine, combustion air enters combustion chamber 10 from first cleaning door 6, the flue gas of coal combustion and part flame enter flue gas transition chamber 3 by the exhaust gases passes 14 of partition wall 5 tops, then, flue gas enters heat exchanger 15, enters outlet flue 17 by the gap 21 in the heat exchanger 15 and discharges outdoor through chimney.The secondary combustion air that enters combustion chamber 10 from secondary air pipeline 7 plays supplemental oxygen and guarantees burning effect more fully.
Air enters air an actor's rendering of an operatic tune 20 of heat exchanger 15 and the passage between housing 13 and the body of heater 8 by blower fan, carry out heat exchange with heat exchanger 15 and body of heater 8 after, hot blast is discharged from air outlet 11, is atmosphere temperature rising.
Claims (5)
1. deflector type coal-fired hot-blast stove, comprise the body of heater (8) that has combustion chamber (10), below, combustion chamber (10) is provided with first cleaning door (6), also comprise heat exchanger (15), it is characterized in that: be provided with flue gas transition chamber (3) in the body of heater (8), these flue gas transition chamber (3) one sides are communicated with by the partition wall (5) that upper port has exhaust gases passes (14) with combustion chamber (10), and this flue gas transition chamber (3) opposite side is connected with described heat exchanger (15).
2. deflector type coal-fired hot-blast stove as claimed in claim 1 is characterized in that: the last chimney arch (12) of described body of heater (8) is dismountable chimney arch of going up.
3. deflector type coal-fired hot-blast stove as claimed in claim 1 is characterized in that: described flue gas transition chamber (3) bottom is provided with second cleaning door (4).
4. deflector type coal-fired hot-blast stove as claimed in claim 1 is characterized in that: also comprise secondary air pipeline (7); This secondary air pipeline (7) air intake communicates with first cleaning door (6), and outlet air end is connected with secondary air mouth (19) on the sidewall of combustion chamber (10).
5. as claim 1 or 2 or 3 or 4 described deflector type coal-fired hot-blast stoves, it is characterized in that: described body of heater (8) and heat exchanger (15) all are installed in the housing (13); Heat exchanger (15) outer upper is provided with and is used for the outlet flue (17) that is connected with smoke suction machine; Described heat exchanger (15) comprises air an actor's rendering of an operatic tune (20) that several vertically are provided with and equi-spaced apart is arranged, and the front and back wallboard of air an actor's rendering of an operatic tune (20) is two mutual equally spaced bending plates (1); The closed at both ends up and down of air an actor's rendering of an operatic tune (20);
Be positioned at air an actor's rendering of an operatic tune (20) lateral surface sealing that outlet flue (17) locates, the gap (21) that is positioned between the adjacent air an actor's rendering of an operatic tune (20) at this place communicates with outlet flue (17); Be positioned at outlet flue (17) below air an actor's rendering of an operatic tune (20) the lateral surface opening and communicate with housing (13) inner chamber, be positioned at lateral surface gap (21) sealing between air an actor's rendering of an operatic tune (20) of outlet flue (17) below;
Be positioned at inboard sealing with air an actor's rendering of an operatic tune (20) of body of heater (8) connection; The gap (21) that is positioned between the inboard of air an actor's rendering of an operatic tune (20) at this place communicates with body of heater (8); Be positioned at the side opening of the air an actor's rendering of an operatic tune (20) beyond this junction and communicate, be positioned at medial surface gap (21) sealing between the air an actor's rendering of an operatic tune (20) beyond this junction with housing (13) inner chamber;
Heat exchanger (15) upper port is provided with shoot door (16); Heat exchanger (15) lower end is provided with the heat exchanger deashing chamber that has the 3rd cleaning door (2); Heat exchanger (15) upper port communicates with the heat exchanger deashing chamber by described gap (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200295801U CN201449007U (en) | 2009-07-11 | 2009-07-11 | A turn-back flow coal burning hot air furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200295801U CN201449007U (en) | 2009-07-11 | 2009-07-11 | A turn-back flow coal burning hot air furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201449007U true CN201449007U (en) | 2010-05-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200295801U Expired - Fee Related CN201449007U (en) | 2009-07-11 | 2009-07-11 | A turn-back flow coal burning hot air furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201449007U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615801A (en) * | 2013-12-13 | 2014-03-05 | 新乐非凡供暖设备有限公司 | Equivalent combustion coal hot air furnace |
| CN103629813A (en) * | 2013-12-13 | 2014-03-12 | 新乐非凡供暖设备有限公司 | Coal hot air furnace |
-
2009
- 2009-07-11 CN CN2009200295801U patent/CN201449007U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615801A (en) * | 2013-12-13 | 2014-03-05 | 新乐非凡供暖设备有限公司 | Equivalent combustion coal hot air furnace |
| CN103629813A (en) * | 2013-12-13 | 2014-03-12 | 新乐非凡供暖设备有限公司 | Coal hot air furnace |
| CN103615801B (en) * | 2013-12-13 | 2016-07-06 | 新乐非凡供暖设备有限公司 | A kind of coal-fired hot-blast stove of equivalent burning |
| CN103629813B (en) * | 2013-12-13 | 2016-08-17 | 新乐非凡供暖设备有限公司 | A kind of coal-fired hot-blast stove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100505 Termination date: 20120711 |