CN217178557U - Do benefit to heat radiation structure of boiler SOx/NOx control operation - Google Patents

Do benefit to heat radiation structure of boiler SOx/NOx control operation Download PDF

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Publication number
CN217178557U
CN217178557U CN202220152419.9U CN202220152419U CN217178557U CN 217178557 U CN217178557 U CN 217178557U CN 202220152419 U CN202220152419 U CN 202220152419U CN 217178557 U CN217178557 U CN 217178557U
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boiler
cold
water tank
storage water
heat dissipation
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杨矗矗
张乾志
王军
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Shanxi Lantian Meiyu Environmental Protection Technology Co ltd
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Shanxi Lantian Meiyu Environmental Protection Technology Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14Thermal energy storage

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Abstract

The utility model discloses a heat dissipation structure beneficial to the desulfurization and denitrification operations of a boiler, which comprises a boiler body, wherein a protective cover is sleeved on the outer surface of the boiler body, concentric rings are arranged on the upper side and the lower side of the protective cover, a plurality of downstream plates are arranged between a pair of concentric rings on the outer surface of the boiler body, and the outer wall of each downstream plate is fixedly connected with the inner wall of the protective cover; one side of boiler body is equipped with the cold-storage water tank, and the cold-storage water tank passes through water-cooling mechanism to be connected with the safety cover, and circular through-hole has been seted up at the top surface middle part of cold-storage water tank, and the inside of circular through-hole is equipped with solid fixed ring, installs radiator unit in the fixed ring. The utility model discloses a not good problem of boiler radiating effect has been solved in the cooperation of each mechanism's subassembly, and overall structure design is compact, can carry out quick effectual heat dissipation operation to the boiler, has further improved the stability of boiler SOx/NOx control operation.

Description

Do benefit to heat radiation structure of boiler SOx/NOx control operation
Technical Field
The utility model relates to a boiler heat dissipation technical field especially relates to a do benefit to heat radiation structure of boiler SOx/NOx control operation.
Background
Various technologies and devices have been developed at home and abroad to be applied to desulfurization and denitration of boilers, wherein the denitration technology includes a low-nitrogen combustion technology, a flue gas denitration (SNCR) technology and the like, and since the temperature of the boiler is not properly controlled, the temperature is not properly controlled during desulfurization and denitration, and the reaction time is short, the reaction amount of nitrogen and carbon particles in the flue gas is very small, and the self-separation of nitrogen oxide is too late to be performed, so that the content of nitrogen oxide in the flue gas discharged from the tail of the boiler is high.
The prior boiler radiating method has the following defects: 1. because the boiler can generate a large amount of heat during the operation of the boiler, the traditional heat dissipation fan cannot meet the requirement of quick heat dissipation, and the overall heat dissipation effect is poor; 2. in the process of cooling by adopting the water-cooling contact type, cold water can not fully contact with the boiler, so that the water-cooling is poor, and a large amount of hot water can be generated in the cold and hot alternating process, thereby influencing the secondary water-cooling effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a heat radiation structure beneficial to the desulfurization and denitrification operation of a boiler.
In order to solve the problems existing in the prior art, the utility model adopts the following technical scheme:
a heat dissipation structure beneficial to desulfurization and denitrification operation of a boiler comprises a boiler body, wherein a protective cover is sleeved on the outer surface of the boiler body, concentric rings are arranged on the upper side and the lower side of the protective cover, a plurality of spiral downstream plates are arranged between a pair of concentric rings and on the outer surface of the boiler body, and the outer wall of each downstream plate is fixedly connected with the inner wall of the protective cover; one side of boiler body is equipped with the cold-storage water tank, the cold-storage water tank passes through water-cooling mechanism and is connected with the safety cover, circular through-hole has been seted up at the top surface middle part of cold-storage water tank, the inside of circular through-hole is equipped with solid fixed ring, install radiator unit in the solid fixed ring.
Preferably, the top of the protection cover is provided with an annular water pipe on the upper concentric ring, the top surface of the upper concentric ring is provided with a plurality of branch water pipes, the top end part of each branch water pipe is communicated with the bottom surface of the annular water pipe, and the bottom end part of each branch water pipe is in one-to-one correspondence with the downstream plate.
Preferably, the water-cooling mechanism includes the force (forcing) pump, top surface one side of cold-storage water tank is equipped with the force (forcing) pump, the end of intaking of force (forcing) pump is equipped with the inlet tube, the outer tip of inlet tube runs through the roof of cold-storage water tank and extends to cold-storage water tank bottom in, the play water end of force (forcing) pump is equipped with the outlet pipe, the outer tip of outlet pipe runs through the roof of safety cover and is through-connected with annular water pipe.
Preferably, the middle part of the right side surface of the cold accumulation water tank is provided with a return pipe, and the outer end part of the return pipe is fixedly connected with one side of the bottom surface of the protective cover in a penetrating way.
Preferably, the heat dissipation assembly comprises a fan and air distribution pipes, the fan is installed in the fixing ring, an air distribution disc is arranged on the bottom end opening of the fixing ring, which is positioned on the top wall in the cold storage water tank, of the fixing ring, a plurality of air distribution pipes are arranged on the bottom surface of the air distribution disc, and the bottom end portions of the air distribution pipes are uniformly distributed on the bottom in the cold storage water tank.
Preferably, a plurality of backflow holes are formed in the top surfaces of the concentric rings below the positions corresponding to the plurality of downstream plates, and a plurality of heat dissipation holes are formed in the top of the cold accumulation water tank.
Preferably, the inner wall of the concentric ring is provided with a high-temperature-resistant sealing ring, and the high-temperature-resistant sealing ring is sleeved on the outer surface of the boiler body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, by the cooperation of the water cooling mechanism, the cold water in the cold accumulation water tank enters the annular water pipe under the action of the pressure pump, and then quickly cools the boiler in the process that the branch water pipe flows along the downstream plate, takes away a large amount of heat generated by the boiler, and can quickly and effectively radiate the boiler;
2. the utility model discloses in, use through radiator unit's cooperation, under the effect of fan, external cold wind carries out rapid cooling along solid fixed ring entering gas distribution dish, and rethread gas distribution pipe carries out rapid cooling to the hot water of bottom in the cold-storage water tank, drives steam and discharges along the louvre fast for water in the cold-storage water tank keeps the low temperature state, can make the water-cooling operation keep the continuous state of circulation.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
fig. 1 is a front view of the present invention;
FIG. 2 is a front sectional view of the present invention;
fig. 3 is a top view of the cold storage water tank of the present invention;
FIG. 4 is a schematic bottom sectional view of the protective cover of the present invention;
number in the figure: boiler body 1, safety cover 11, concentric ring 12, following current board 13, annular water pipe 14, branch water pipe 15, backward flow hole 16, high temperature resistant sealing ring 17, cold-storage water tank 2, solid fixed ring 21, fan 22, gas distribution dish 23, gas distribution pipe 24, force (forcing) pump 25, inlet tube 26, outlet pipe 27, back flow 28, louvre 29.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1: the embodiment provides a heat dissipation structure beneficial to desulfurization and denitrification operations of a boiler, and referring to fig. 1-4, the heat dissipation structure specifically comprises a boiler body 1, wherein a protective cover 11 which is concentrically and fixedly connected with the outer surface of the boiler body 1 is sleeved on the outer surface of the boiler body 1, concentric rings 12 which are concentrically and fixedly connected with the upper side and the lower side of the protective cover 11 are respectively arranged on the upper side and the lower side of the protective cover 11, high-temperature-resistant sealing rings 17 which are concentrically and fixedly connected with the inner wall of each concentric ring 12 are arranged on the inner wall of each concentric ring 12, the high-temperature-resistant sealing rings 17 are concentrically and sealingly sleeved on the outer surface of the boiler body 1, a plurality of spiral downstream plates 13 are uniformly distributed on the outer surface of the boiler body 1 between the pair of concentric rings 12, the spiral design of the downstream plates 13 is used for slowing down the speed of cold water flowing through the outer surface of the boiler body 1, the quick water cooling effect of the cold water on the boiler body 1 can be improved, and the outer wall of each downstream plate 13 is fixedly connected with the inner wall of the protective cover 11; one side of boiler body 1 is equipped with cold-storage water tank 2, and cold-storage water tank 2 passes through the water-cooling mechanism to be connected with safety cover 11, and circular through-hole has been seted up at the top surface middle part of cold-storage water tank 2, and the inside of circular through-hole is equipped with solid fixed ring 21 of concentric rigid coupling, installs radiator unit in the solid fixed ring 21.
The utility model discloses in, water-cooling mechanism includes force (forcing) pump 25, and top surface one side of cold-storage water tank 2 is equipped with force (forcing) pump 25, and force (forcing) pump 25's model is EU-20GB, and the inlet end of force (forcing) pump 25 is equipped with inlet tube 26, and the outer tip of inlet tube 26 runs through the roof of cold-storage water tank 2 and extends to the bottom in cold-storage water tank 2, and the play water end of force (forcing) pump 25 is equipped with outlet pipe 27, and the outer tip of outlet pipe 27 runs through the roof of safety cover 11 and link up with annular water pipe 14; cold water in the cold accumulation water tank 2 enters the booster pump 25 through the water inlet pipe 26, and under the action of the booster pump 25, the cold water enters the annular water pipe 14 along the water outlet pipe 27;
the concentric ring 12 positioned at the upper part of the top part in the protective cover 11 is provided with an annular water pipe 14, the top surface of the concentric ring 12 positioned at the upper part is uniformly provided with a plurality of branch water pipes 15, the top end part of each branch water pipe 15 is communicated with the bottom surface of the annular water pipe 14, and the bottom end part of each branch water pipe 15 is in one-to-one correspondence with the downstream plates 13; cold water sequentially enters the corresponding downstream plates 13 through the branch water pipes 15, and the downstream plates 13 are spiral, so that the boiler is rapidly cooled and a large amount of heat generated by the boiler is taken away in the process that the cold water flows along the downstream plates 13;
a plurality of backflow holes 16 are uniformly distributed on the top surface of the concentric ring 12 below the positions corresponding to the plurality of downstream plates 13, a backflow pipe 28 which penetrates and is fixedly connected is arranged in the middle of the right side surface of the cold accumulation water tank 2, and the outer end part of the backflow pipe 28 is fixedly connected with one side of the bottom surface of the protective cover 11 in a penetrating way; by the heat transfer effect, the cold water is changed into hot water and enters the bottom of the protective cover 11 along the return hole 16, and then flows back to the cold storage water tank 2 through the return pipe 28.
Example 2: in embodiment 1, there is also a problem that the low temperature state cannot be continuously maintained in the cold storage water tank, and therefore, this embodiment further includes, in addition to embodiment 1:
the utility model discloses a, the radiator unit includes fan 22, cloth trachea 24, install fan 22 that output end down in the solid fixed ring 21, fan 22' S model is CREF-2S75, the roof is equipped with the cloth gas dish 23 of concentric rigid coupling at the bottom port of solid fixed ring 21 in the cold-storage water tank 2, the bottom surface equipartition of cloth gas dish 23 is equipped with a plurality of cloth trachees 24, the bottom evenly distributed of a plurality of cloth trachees 24 is in the bottom in cold-storage water tank 2, a plurality of louvres 29 have been seted up to the front and back face and the side top equipartition of cold-storage water tank 2; under the action of the fan 22, external cold air enters the air distribution disc 23 along the fixing ring 21, and then the hot water at the bottom in the cold storage water tank 2 is rapidly cooled through the air distribution pipe 24, so that hot air is driven to be rapidly discharged along the heat dissipation holes 29, and the water in the cold storage water tank 2 is kept in a low-temperature state.
Example 3: the utility model discloses when specifically using, its operating procedure is as follows:
step one, adding a proper amount of cold water into the cold storage water tank 2, electrically connecting the pressure pump 25 and the fan 22 with an external power supply respectively, and generating a large amount of heat on the inner wall and the outer wall of the boiler when the boiler carries out desulfurization and denitrification;
step two, a pressure pump 25 is started, cold water in the cold storage water tank 2 enters the pressure pump 25 through a water inlet pipe 26, under the action of the pressure pump 25, the cold water enters the annular water pipe 14 along a water outlet pipe 27 and then sequentially enters the corresponding downstream plates 13 through branch water pipes 15, as the downstream plates 13 are spiral, the boiler is rapidly cooled in the process that the cold water flows along the downstream plates 13, a large amount of heat generated by the boiler is taken away, and through the heat transfer effect, the cold water is changed into hot water and enters the inner bottom of the protective cover 11 along the return holes 16 and then flows back into the cold storage water tank 2 through a return pipe 28;
step three, starting the fan 22, allowing external cold air to enter the air distribution disc 23 along the fixing ring 21 under the action of the fan 22, and rapidly cooling hot water at the bottom in the cold storage water tank 2 through the air distribution pipe 24 to drive hot air to be rapidly discharged along the heat emission holes 29, so that water in the cold storage water tank 2 is kept in a low-temperature state;
and step four, continuously circulating the booster pump 25 and the fan 22, and continuously cooling the boiler.
The utility model discloses a not good problem of boiler radiating effect has been solved in the cooperation of each mechanism's subassembly, and overall structure design is compact, can carry out quick effectual heat dissipation operation to the boiler, has further improved the stability of boiler SOx/NOx control operation.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a do benefit to heat radiation structure of boiler SOx/NOx control operation, includes boiler body (1), its characterized in that: the outer surface of the boiler body (1) is sleeved with a protective cover (11), the upper side and the lower side of the protective cover (11) are respectively provided with a concentric ring (12), a plurality of spiral downstream plates (13) are arranged between a pair of concentric rings (12) on the outer surface of the boiler body (1), and the outer wall of each downstream plate (13) is fixedly connected with the inner wall of the protective cover (11); one side of boiler body (1) is equipped with cold-storage water tank (2), cold-storage water tank (2) are connected with safety cover (11) through water-cooling mechanism, circular through-hole has been seted up at the top surface middle part of cold-storage water tank (2), the inside of circular through-hole is equipped with solid fixed ring (21), install radiator unit in solid fixed ring (21).
2. The heat dissipation structure for the desulfurization and denitrification of the boiler in accordance with claim 1, wherein: the top of the protection cover (11) is provided with an annular water pipe (14) on the concentric ring (12) above, the top surface of the concentric ring (12) above is provided with a plurality of branch water pipes (15), the top end of each branch water pipe (15) is communicated with the bottom surface of the annular water pipe (14), and the bottom end of each branch water pipe (15) is in one-to-one correspondence with the downstream plate (13).
3. The heat dissipation structure for the desulfurization and denitrification of the boiler of claim 2, wherein: the water-cooling mechanism includes force (forcing) pump (25), top surface one side of cold-storage water tank (2) is equipped with force (forcing) pump (25), the end of intaking of force (forcing) pump (25) is equipped with inlet tube (26), the outer tip of inlet tube (26) runs through the roof of cold-storage water tank (2) and extends to the bottom in cold-storage water tank (2), the play water end of force (forcing) pump (25) is equipped with outlet pipe (27), the outer tip of outlet pipe (27) runs through the roof of safety cover (11) and with annular water pipe (14) through connection.
4. The heat dissipation structure for the desulfurization and denitrification of the boiler in accordance with claim 1, wherein: the middle part of the right side surface of the cold accumulation water tank (2) is provided with a return pipe (28), and the outer end part of the return pipe (28) is communicated and fixedly connected with one side of the bottom surface of the protective cover (11).
5. The heat dissipation structure for the desulfurization and denitrification of the boiler in accordance with claim 1, wherein: the heat dissipation assembly comprises a fan (22) and air distribution pipes (24), the fan (22) is installed in the fixing ring (21), the air distribution disc (23) is arranged on the bottom port of the top wall of the cold storage water tank (2) at the fixing ring (21), the bottom surface of the air distribution disc (23) is provided with the air distribution pipes (24) and is a plurality of the bottom portions of the air distribution pipes (24) are uniformly distributed at the bottom portion of the cold storage water tank (2).
6. The heat dissipation structure for the desulfurization and denitrification of the boiler in accordance with claim 1, wherein: a plurality of backflow holes (16) are formed in the top surface of the concentric ring (12) which is located below the position corresponding to the plurality of downstream plates (13), and a plurality of heat dissipation holes (29) are formed in the top of the cold storage water tank (2).
7. The heat dissipation structure for the desulfurization and denitrification of the boiler in accordance with claim 1, wherein: the inner wall of the concentric ring (12) is provided with a high-temperature-resistant sealing ring (17), and the outer surface of the boiler body (1) is sleeved with the high-temperature-resistant sealing ring (17).
CN202220152419.9U 2022-01-19 2022-01-19 Do benefit to heat radiation structure of boiler SOx/NOx control operation Active CN217178557U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220152419.9U CN217178557U (en) 2022-01-19 2022-01-19 Do benefit to heat radiation structure of boiler SOx/NOx control operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220152419.9U CN217178557U (en) 2022-01-19 2022-01-19 Do benefit to heat radiation structure of boiler SOx/NOx control operation

Publications (1)

Publication Number Publication Date
CN217178557U true CN217178557U (en) 2022-08-12

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ID=82736006

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CN202220152419.9U Active CN217178557U (en) 2022-01-19 2022-01-19 Do benefit to heat radiation structure of boiler SOx/NOx control operation

Country Status (1)

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