CN204240337U - A kind of coal-fired hot-blast stove - Google Patents
A kind of coal-fired hot-blast stove Download PDFInfo
- Publication number
- CN204240337U CN204240337U CN201420701687.7U CN201420701687U CN204240337U CN 204240337 U CN204240337 U CN 204240337U CN 201420701687 U CN201420701687 U CN 201420701687U CN 204240337 U CN204240337 U CN 204240337U
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- CN
- China
- Prior art keywords
- coal
- heater
- communicated
- wind chamber
- burner hearth
- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
A kind of coal-fired hot-blast stove, it comprises body of heater, burner hearth and chimney, body of heater offers the coal feed point and slag-drip opening that are communicated with burner hearth, is provided with and drives by stirring motor the shaft be rotatably connected on body of heater, shaft is connected with many puddlers in burner hearth; Be provided with in body of heater be communicated with burner hearth cross cigarette channel and this is crossed cigarette channel and extends straight up and be communicated with chimney, cross between the arranged on left and right sides conduit wall of cigarette channel and the arranged on left and right sides furnace wall of body of heater and form left and right two wind chambeies, cross on cigarette channel and be coated with heat exchanger tube, bottom and the top of body of heater offer the air inlet and air outlet that are communicated with wind chamber respectively, and air outlet is provided with air-introduced machine; Feeding motor drives transfer roller to drive blade rotary that coal is sent into coal feeding pipe, is coordinated by the stirring action of puddler; Puddler stirs the fire coal in burner hearth, coal-fired Thorough combustion, by heat exchanger tube heat exchange; Have that structure is simple, easy to use, efficiency of combustion is high and the advantage of good effect of heat exchange.
Description
Technical field
The utility model relates to a kind of coal-fired hot-blast stove.
Background technology
At present, coal remains main fuel energy, and it is except being applied in except in large scale industry burner, and the application in middle-size and small-size hot-water boiler is also commonplace.Such as in coal-fired hot-blast stove, utilizing coal in burner hearth combustion, exporting after cold air heating by arranging heat exchanging chamber in body of heater.Existing coal-fired hot-blast stove, because its overall structure is unreasonable and perfect not to the control of coal burning, makes efficiency of fire coal and heat exchange efficiency all not high.For the efficiency of combustion of coal and the heat exchange efficiency problem of hot-blast stove, be all technical problem urgently to be resolved hurrily in coal-fired hot-blast stove field for a long time.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide that a kind of structure is simple, easy to use, efficiency of combustion is high and the coal-fired hot-blast stove of good effect of heat exchange.
For above-mentioned purpose, the technical solution adopted in the utility model is: a kind of coal-fired hot-blast stove, comprise body of heater, be located at the burner hearth in body of heater and be arranged on the chimney on body of heater top, body of heater offers the coal feed point and slag-drip opening that are communicated with burner hearth, be provided with in described burner hearth and drive by stirring motor the shaft be rotatably connected on body of heater, shaft is connected with many puddlers; Be provided with in body of heater be communicated with burner hearth cross cigarette channel and this is crossed cigarette channel and extends straight up and be communicated with chimney, cross between the arranged on left and right sides conduit wall of cigarette channel and the arranged on left and right sides furnace wall of body of heater and form left wind chamber and right wind chamber, cross and cigarette channel is coated with many horizontally sets and the heat exchanger tube being communicated with left and right two wind chambeies, bottom and the top of body of heater offer the air inlet and air outlet that are communicated with wind chamber respectively, and air outlet is provided with air-introduced machine.
Described coal feed point is connected with coal feeding pipe, and the other end of coal feeding pipe is communicated with a coal feeding bucket, the bottom end outlet of coal feeding bucket is provided with by the motor-driven swivel feeding mechanism of feeding, coal feeding pipe is also connected with air blast.
Described swivel feeding mechanism comprises and is rotatably connected on coal feeding bucket bottom and the transfer roller be connected with feeding motor power and spacer ring are located at the blade on transfer roller.
The middle part in described left wind chamber is horizontally set with the dividing plate being divided into wind chamber, upper left and wind chamber, lower-left, and air inlet is communicated with wind chamber, lower-left, and air outlet is communicated with wind chamber, upper left.
The bottom surface of described burner hearth is the cambered surface of indent.
Adopt said structure, by arranging shaft and puddler, the fire coal in burner hearth can be stirred, avoiding not clean-burning coal fall into burner hearth bottom and can not get second-time burning, thus can effectively improve burning of coal efficiency; Left and right wind chamber was positioned at the both sides of cigarette channel, can carry out heat exchange by conduit wall, arranged heat exchanger tube in addition and was communicated with in wind chamber, left and right, the middle part of heat exchanger tube was positioned at cigarette channel, can carry out abundant heat exchange, the air in exchange heat pipe heats, and effectively improves heat exchange efficiency; Arrange dividing plate one of them wind chamber is separated, hot blast can be turned back once in body of heater, increase hot blast stroke, more contribute to heat exchange, thus further increase heat exchange efficiency; By the addition of feeding Electric Machine Control fire coal, in burner hearth, send into air by air blast, more contribute to coal-fired Thorough combustion, improve the utilization rate of coal.In sum, the utility model has that structure is simple, easy to use, efficiency of combustion is high and the advantage of good effect of heat exchange.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional view along A-A direction in Fig. 1.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
With reference to accompanying drawing, coal-fired hot-blast stove of the present utility model comprises body of heater 1, be located at the burner hearth 2 in body of heater 1 and be arranged on the chimney 3 on body of heater 1 top, body of heater 1 offers the coal feed point 4 and slag-drip opening 5 that are communicated with burner hearth 2, be provided with in burner hearth 2 and drive by stirring motor 6 shaft 7 be rotatably connected on body of heater 1, shaft 7 is connected with many puddlers 8.Wherein, in order to coordinate with the stirring action of shaft 7 and puddler 8, the bottom surface of burner hearth 2 is the cambered surface of indent.By arranging shaft 7 and puddler 8, the fire coal in burner hearth 2 can be stirred, avoiding not clean-burning coal fall into bottom burner hearth 2 and can not get second-time burning, thus can effectively improve burning of coal efficiency.
With reference to accompanying drawing, be provided with in body of heater 1 be communicated with burner hearth 2 cross cigarette channel 9 and this is crossed cigarette channel 9 and extends straight up and be communicated with chimney 3, cross between the arranged on left and right sides conduit wall of cigarette channel 9 and the arranged on left and right sides furnace wall of body of heater 1 and form left wind chamber 10 and right wind chamber 11, cross and cigarette channel 9 is coated with many horizontally sets and the heat exchanger tube 12 being communicated with left wind chamber 10 and right wind chamber 11, bottom and the top of body of heater 1 offer the air inlet 13 and air outlet 14 that are communicated with wind chamber respectively, air outlet 14 are provided with air-introduced machine 22.As shown in the drawing, gather in heat exchanger tube 12 interval in column of embarking on journey, the intervalve section of heat exchanger tube 12 was positioned at cigarette channel 9, can carry out abundant heat exchange by tube wall.Wherein, the middle part in left wind chamber 10 is horizontally set with the dividing plate 21 being divided into wind chamber, upper left 101 and wind chamber, lower-left 102, and air inlet 13 is communicated with wind chamber, lower-left 102, and air outlet 14 is communicated with wind chamber, upper left 101.Adopt said structure, cold wind successively through wind chamber, lower-left 102, right wind chamber 11, wind chamber, upper left 101, hot blast can be turned back once in body of heater 1, adds hot blast stroke, more contribute to heat exchange, thus heat exchange efficiency can be improved further.
With reference to accompanying drawing, coal feed point 4 is connected with coal feeding pipe 15, the other end of coal feeding pipe 15 is communicated with a coal feeding bucket 16, the bottom end outlet of coal feeding bucket 16 is provided with the swivel feeding mechanism driven by feeding motor 18, coal feeding pipe 15 is connected with air blast 17.Wherein, swivel feeding mechanism comprise be rotatably connected on coal feeding bucket 16 bottom end outlet on the transfer roller 19 that is connected with feeding motor 18 power and spacer ring be located at blade 20 on transfer roller 19.Feeding motor 18 drives transfer roller 19 to rotate, and transfer roller 19 rotates with moving vane 20 and to be scraped by the coal of coal feeding bucket 16 and to send into coal feeding pipe 15, controls coal-fired addition, sends into air by air blast 17 in burner hearth 2.
Operation principle of the present utility model is:
Fire coal enters coal feeding bucket 16, feeding motor 18 drives transfer roller 19 to rotate transfer roller 19 to rotate with moving vane 20 and to be scraped by the coal of coal feeding bucket 16 and to send into coal feeding pipe 15, rotating speed by controlling feeding motor controls coal-fired addition, in burner hearth 2, air is sent into by air blast 17, stirring motor 6 drives shaft 7 to rotate, coordinated by the stirring action of puddler 8, the bottom surface of burner hearth 2 is the cambered surface of indent; Fire coal in puddler 8 pairs of burner hearths 2 stirs, and makes coal-fired Thorough combustion; Gather in heat exchanger tube 12 interval in column of embarking on journey, the intervalve section of heat exchanger tube 12 was positioned at cigarette channel 9, can carry out abundant heat exchange by tube wall; Cold wind successively through wind chamber, lower-left 102, right wind chamber 11, wind chamber, upper left 101, hot blast can be turned back once in body of heater 1, adds hot blast stroke, more contribute to heat exchange, thus heat exchange efficiency can be improved further.
In sum, the utility model is not limited to above-mentioned detailed description of the invention.Those skilled in the art, under the prerequisite not departing from spirit and scope of the present utility model, can do some changes and modification.Protection domain of the present utility model should be as the criterion with claim of the present utility model.
Claims (5)
1. a coal-fired hot-blast stove, comprise body of heater (1), be located at the burner hearth (2) in body of heater (1) and be arranged on the chimney (3) on body of heater (1) top, body of heater (1) offers the coal feed point (4) and slag-drip opening (5) that are communicated with burner hearth (2), it is characterized in that, be provided with in described burner hearth (2) and drive by stirring motor (6) shaft (7) be rotatably connected on body of heater (1), shaft (7) is connected with many puddlers (8), be provided with in body of heater (1) be communicated with burner hearth (2) cross cigarette channel (9) and this is crossed cigarette channel (9) and extends straight up and be communicated with chimney (3), cross a left side for cigarette channel (9), a left side for right both sides conduit wall and body of heater (1), left wind chamber (10) and right wind chamber (11) is formed between furnace wall, right both sides, cross and cigarette channel (9) is coated with many horizontally sets and the heat exchanger tube (12) being communicated with left wind chamber (10) and right wind chamber (11), bottom and the top of body of heater (1) offer the air inlet (13) and air outlet (14) that are communicated with wind chamber respectively, air outlet (14) is provided with air-introduced machine (22).
2. a kind of coal-fired hot-blast stove according to claim 1, it is characterized in that, described coal feed point (4) is connected with coal feeding pipe (15), the other end of coal feeding pipe (15) is communicated with a coal feeding bucket (16), the bottom end outlet of coal feeding bucket (16) is provided with the swivel feeding mechanism driven by feeding motor (18), coal feeding pipe (15) is connected with air blast (17).
3. a kind of coal-fired hot-blast stove according to claim 2, it is characterized in that, described swivel feeding mechanism comprises and is rotatably connected on coal feeding bucket (16) bottom and the transfer roller (19) be connected with feeding motor (18) power and spacer ring are located at the blade (20) on transfer roller (19).
4. a kind of coal-fired hot-blast stove according to claim 1, it is characterized in that, the middle part of described left wind chamber (10) is horizontally set with the dividing plate (21) being divided into wind chamber, upper left (101) and wind chamber, lower-left (102), air inlet (13) is communicated with wind chamber, lower-left (102), and air outlet (14) is communicated with wind chamber, upper left (101).
5. a kind of coal-fired hot-blast stove according to claim 1 or 2 or 3 or 4, is characterized in that, the bottom surface of described burner hearth (2) is the cambered surface of indent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701687.7U CN204240337U (en) | 2014-11-21 | 2014-11-21 | A kind of coal-fired hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701687.7U CN204240337U (en) | 2014-11-21 | 2014-11-21 | A kind of coal-fired hot-blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204240337U true CN204240337U (en) | 2015-04-01 |
Family
ID=52769826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420701687.7U Expired - Fee Related CN204240337U (en) | 2014-11-21 | 2014-11-21 | A kind of coal-fired hot-blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204240337U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627035A (en) * | 2016-11-25 | 2017-05-10 | 三汽车制造有限公司 | Cab heater, heater system and cab and construction machinery |
| CN106839418A (en) * | 2017-02-16 | 2017-06-13 | 南通辰洋自动化设备有限公司 | One kind dipping environment-friendly and energy-efficient hot-blast stove and its method of work |
| CN114838502A (en) * | 2022-05-23 | 2022-08-02 | 吉林建筑大学 | High-efficient automatic heating stove that power consumption is low |
-
2014
- 2014-11-21 CN CN201420701687.7U patent/CN204240337U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627035A (en) * | 2016-11-25 | 2017-05-10 | 三汽车制造有限公司 | Cab heater, heater system and cab and construction machinery |
| CN106627035B (en) * | 2016-11-25 | 2023-07-07 | 三一汽车制造有限公司 | Cab warm air device, warm air system, cab and engineering machinery |
| CN106839418A (en) * | 2017-02-16 | 2017-06-13 | 南通辰洋自动化设备有限公司 | One kind dipping environment-friendly and energy-efficient hot-blast stove and its method of work |
| CN114838502A (en) * | 2022-05-23 | 2022-08-02 | 吉林建筑大学 | High-efficient automatic heating stove that power consumption is low |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20151121 |
|
| EXPY | Termination of patent right or utility model |