CN210179894U - High-temperature double-grate smokeless boiler for coal gasification - Google Patents
High-temperature double-grate smokeless boiler for coal gasification Download PDFInfo
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- CN210179894U CN210179894U CN201920748523.2U CN201920748523U CN210179894U CN 210179894 U CN210179894 U CN 210179894U CN 201920748523 U CN201920748523 U CN 201920748523U CN 210179894 U CN210179894 U CN 210179894U
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Abstract
The utility model discloses a coal changes gasification high temperature double grate smokeless boiler, which belongs to the field of combustion boilers, and comprises a furnace body, both ends of the furnace body are connected with coal bunkers, the lower end of the furnace body is fixedly connected with a mounting seat, a fire bar is connected between the coal bunkers and the mounting seat, the upper end of the coal bunkers is connected with an upper sealing cover, the side wall of the coal bunkers is connected with a side sealing cover, the furnace body is internally connected with a combustion chamber body, the two coal bunkers are communicated with the combustion chamber body, the bottom end of the combustion chamber body is connected with a pair of side combustion ports respectively matched with the two coal bunkers, the upper end of the combustion chamber body is connected with a heat exchange chamber, the heat exchange chamber comprises a fire tube heat exchanger, a water pipe matched with the fire tube heat exchanger is connected in the heat exchange chamber, the side wall of the furnace body is fixedly connected with a water, the raw material utilization rate is easy to improve.
Description
Technical Field
The utility model relates to a combustion boiler field, more specifically say, relate to a coal changes gasification high temperature double grate smokeless boiler.
Background
The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator. The boiler for supplying hot water is called a hot water boiler, is mainly used for life, and has a small amount of application in industrial production. The boiler for generating steam is called as a steam boiler, often called as a boiler for short, and is widely used for thermal power stations, ships, locomotives and industrial and mining enterprises.
At present, boiler combustion devices are widely used in industry, and have great influence on life. However, the existing boiler has the disadvantages of insufficient combustion, low energy utilization rate, high original smoke concentration of the boiler, serious pollution and low raw material utilization rate, and does not meet the goals of high efficiency, green and sustainable development pursued by the current society.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a coal changes gasification high temperature double grate smokeless boiler, it can realize easily providing the multidirectional air inlet, easily improves utilization ratio of raw materials.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A coal-to-gasification high-temperature double-grate smokeless boiler comprises a boiler body, coal bunkers are connected to two ends of the boiler body, a mounting seat is fixedly connected to the lower end of the boiler body, fire bars are connected between the coal bunkers and the mounting seat, an upper sealing cover is connected to the upper end of each coal bunker, a side sealing cover is connected to the side wall of each coal bunker, a combustion chamber body is connected to the boiler body, the two coal bunkers are communicated with the combustion chamber body, a pair of side combustion ports respectively matched with the two coal bunkers are connected to the bottom end of the combustion chamber body, a heat exchange chamber is connected to the upper end of the combustion chamber body and comprises a fire tube heat exchanger, a water tube matched with the fire tube heat exchanger is connected to the heat exchange chamber, a water inlet and a water outlet matched with the water tube are fixedly connected to the side wall of the boiler body, a smoke exhaust tube is fixedly connected, the raw material utilization rate is easy to improve.
Furthermore, induced air ports and side air ports are formed in the two ends of the mounting seat, and sealing doors are connected to the side air ports, so that downward air inlet is easily provided for the device.
Furthermore, the observation hole is dug on the lateral wall of combustion chamber body, fixedly connected with explosion-proof glass on the observation hole, the convenience of customers observes this internal condition of combustion chamber.
Furthermore, the upper end of the inner wall of the combustion chamber body is connected with a secondary combustion port, so that pulverized coal carried in hot air flow is easily subjected to secondary combustion, and dust in discharged flue gas is easily reduced.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme easily provides multidirectional air inlet, easily improves utilization ratio of raw materials.
(2) Both ends of the mounting seat are provided with an air inlet and a side air inlet, and the side air inlet is connected with a sealing door, so that downward air inlet is easily provided for the device.
(3) The observation hole is dug on the lateral wall of combustion chamber body, fixedly connected with explosion-proof glass on the observation hole, and the condition in this body of person of facilitating the use observes the combustion chamber.
(4) The upper end of the inner wall of the combustion chamber body is connected with a secondary combustion port, so that the pulverized coal carried in hot air flow is easily subjected to secondary combustion, and the dust in the discharged flue gas is easily reduced.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a sectional view of the present invention in operation.
The reference numbers in the figures illustrate:
1 furnace body, 2 coal bunker, 201 upper cover, 202 side cover, 203 fire bars, 3 mounting seats, 301 induced draft port, 302 side air port, 4 combustion chamber body, 5 side combustion port, 6 heat exchange chamber, 601 fire tube heat exchanger, 602 water pipe, 603 water inlet, 604 water outlet, 7 smoke exhaust pipe and 8 secondary combustion port.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, a coal-to-gasification high-temperature double-grate smokeless boiler comprises a boiler body, coal bunkers 2 are connected to two ends of the boiler body 1, a mounting base 3 is fixedly connected to the lower end of the boiler body 1, an air inlet 301 and a side air inlet 302 are drilled in two ends of the mounting base 3, and a sealing door is connected to the side air inlet 302 and is easy to provide downward air inlet for the boiler.
Referring to fig. 2 and 3, a fire bar 203 is connected between a coal bunker 2 and a mounting seat 3, an upper sealing cover 201 is connected to the upper end of the coal bunker 2, an upper vent hole matched with the upper sealing cover 201 is drilled on the coal bunker 2, a side sealing cover 202 is connected to the side wall of the coal bunker 2, a side vent hole matched with the side sealing cover 202 is drilled on the side wall of the coal bunker 2, a rotating shaft is connected between the upper sealing cover 201 and the coal bunker 2, a combustion chamber body 4 is connected in the furnace body 1, an observation hole is drilled on the side wall of the combustion chamber body 4, explosion-proof glass is fixedly connected to the observation hole, so that a user can conveniently observe the conditions in the combustion chamber body 4, the two coal bunkers 2 are communicated with the combustion chamber body 4, a pair of side combustion ports 5 respectively matched with the two coal bunkers 2 is connected to the bottom end of the combustion chamber body 4, the side combustion ports 5 are used for igniting coal, and a secondary combustion port 9 is connected to the upper end of the inner wall, the secondary combustion port 9 is used for igniting unburned clean dust in hot air flow, secondary combustion is easily performed on coal dust carried in the hot air flow, and dust in discharged smoke is easily reduced, the upper end of the combustion chamber body 4 is connected with the heat exchange chamber 6, the heat exchange chamber 6 comprises a fire tube heat exchanger 601, hot air flow generated in the combustion chamber body 4 enters the fire tube heat exchanger 601, the fire tube heat exchanger 601 is used for exchanging heat with water, the fire tube heat exchanger 601 is in the prior art, a water pipe 602 matched with the fire tube heat exchanger 601 is connected in the heat exchange chamber 6, a water inlet 603 and a water outlet 604 matched with the water pipe 602 are fixedly connected to the side wall of the furnace body 1, and water is guided into the water pipe 602 from the water inlet 603 and.
When the device is used, a user puts coal into the coal bunker 2, the coal at the bottom end of the coal bunker 2 is ignited and combusted by flame emitted by the side combustion port 5, combusted coal slag falls into the mounting base 3, combusted hot air flows through the combustion chamber body 4 to enter the fire tube heat exchanger 601 in the heat exchange chamber 6 and then exchanges heat with water in the water pipe 602, hot water after heat exchange is discharged through the water outlet 604, hot air after heat exchange is discharged through the smoke exhaust pipe 7, negative pressure is formed in the combustion chamber body 4 during combustion, the user can open the upper seal cover 201, the side seal covers 202 and 304, at the moment, external natural air enters the device through the air induction port 301, the side air port 302, the upper seal cover 201 and the side seal cover 202 to realize multidirectional air inlet of the device so as to improve the combustion efficiency of the device, and meanwhile, when natural air entering the upper seal cover 201 flows, the upper coal volatilization layer in the coal bunker 2 can be introduced into the combustion chamber body 4, the natural wind flowing into the side cover 202, the air inducing port 301 and the side air port 302 can lead the unburnt coal cinder at the bottom layer of the coal in the coal bunker 2 to the side combustion port 5, so that the raw materials are fully combusted, and the utilization rate of the raw materials is improved.
This scheme is equipped with two coal bunker 2 and two side burner ports 5 simultaneously in the left and right sides, makes combustion chamber body 4 be formed two combustion chambers about. The left and right combustion chambers can be switched to burn in different seasons, the double combustion chambers can be used for simultaneously working and burning in cold days to provide enough heat to meet the requirement of heating, and only the single combustion chamber can be used for working when the user just enters winter or is warm in spring.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (4)
1. The utility model provides a coal changes gasification high temperature double grate smokeless boiler, includes the furnace body, its characterized in that: the coal bunker is characterized in that coal bunkers (2) are connected to two ends of the furnace body (1), a mounting seat (3) is fixedly connected to the lower end of the furnace body (1), a fire bar (203) is connected between each coal bunker (2) and the mounting seat (3), an upper sealing cover (201) is connected to the upper end of each coal bunker (2), a side sealing cover (202) is connected to the side wall of each coal bunker (2), a combustion chamber body (4) is connected to the furnace body (1), the two coal bunkers (2) are communicated with the combustion chamber body (4), a pair of side combustion ports (5) respectively matched with the two coal bunkers (2) is connected to the bottom end of the combustion chamber body (4), a heat exchange chamber (6) is connected to the upper end of the combustion chamber body (4), the heat exchange chamber (6) comprises a fire tube heat exchanger (601), and a water tube (602) matched with the fire tube heat exchanger (601) is connected to the heat exchange, the side wall of the furnace body (1) is fixedly connected with a water inlet (603) and a water outlet (604) which are matched with the water pipe (602), and the upper end of the furnace body (1) is fixedly connected with a smoke exhaust pipe (7).
2. The coal-to-gasification high-temperature double-grate smokeless boiler of claim 1 is characterized in that: both ends of the mounting seat (3) are provided with an air inlet (301) and a side air inlet (302), and the side air inlet (302) is connected with a sealing door.
3. The coal-to-gasification high-temperature double-grate smokeless boiler of claim 1 is characterized in that: the side wall of the combustion chamber body (4) is provided with an observation hole, and the observation hole is fixedly connected with explosion-proof glass.
4. The coal-to-gasification high-temperature double-grate smokeless boiler of claim 1 is characterized in that: the upper end of the inner wall of the combustion chamber body (4) is connected with a secondary combustion port (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920748523.2U CN210179894U (en) | 2019-05-23 | 2019-05-23 | High-temperature double-grate smokeless boiler for coal gasification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920748523.2U CN210179894U (en) | 2019-05-23 | 2019-05-23 | High-temperature double-grate smokeless boiler for coal gasification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210179894U true CN210179894U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920748523.2U Active CN210179894U (en) | 2019-05-23 | 2019-05-23 | High-temperature double-grate smokeless boiler for coal gasification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210179894U (en) |
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2019
- 2019-05-23 CN CN201920748523.2U patent/CN210179894U/en active Active
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