CN216644186U - Water preheating device for thermal power generation - Google Patents
Water preheating device for thermal power generation Download PDFInfo
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- CN216644186U CN216644186U CN202220104600.2U CN202220104600U CN216644186U CN 216644186 U CN216644186 U CN 216644186U CN 202220104600 U CN202220104600 U CN 202220104600U CN 216644186 U CN216644186 U CN 216644186U
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Abstract
The utility model discloses a water preheating device for thermal power generation, which comprises a water tank, a rotary rod, a side tank and a heat dissipation disc, wherein the side tank is fixedly connected to the outer wall of the other end of the water tank, the inner wall of the side tank is provided with a filtering mechanism, the outer wall of one end of the water tank is provided with a first rotary groove, an air inlet cylinder is fixedly connected between the circumferential inner walls of the first rotary groove, the outer wall of the bottom of the air inlet cylinder is fixedly connected with an air inlet pipe, the outer wall of the other end of the water tank is provided with a second rotary groove, a second rotary cylinder is rotatably connected between the circumferential inner walls of the second rotary groove through a sealing bearing, the circumferential outer wall of one end of the second rotary cylinder is fixedly connected with a plurality of air outlet pipes which are distributed at equal intervals, and the air outlet pipes are all inclined. The copper heat dissipation disc can exchange heat between high temperature attached to flue gas and water stored in the water tank, so that the flue gas is cooled, and simultaneously the water in the water tank is preheated, and the flue gas recycling effect is realized.
Description
Technical Field
The utility model relates to the technical field of thermal power generation, in particular to a water preheating device for thermal power generation.
Background
Thermal power generation is a power generation mode which utilizes heat energy generated by combustible materials during combustion and converts the heat energy into electric energy through a power generation power device, the power generation mode comprises pure power supply and power generation and heat supply according to the functions of the power generation power device, a prime motor comprises a steam turbine power generation mode, a gas turbine power generation mode and a diesel engine power generation mode, and the thermal power generation mode is a main power generation mode at present.
In thermal power generation, heat generated during power generation can be used to heat water, but the preheating temperature of the equipment before the equipment is actually operated is often discharged through a smoke exhaust system, which causes a certain heat loss, and the water cannot be preheated by the heat, so that it is necessary to design a water preheating device for thermal power generation to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a water preheating device for thermal power generation.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a water preheating device for thermal power generation comprises a water tank, a rotary rod, a side tank and a heat dissipation disc, wherein the side tank is fixedly connected to the outer wall of the other end of the water tank, the inner wall of the side tank is provided with a filtering mechanism, the outer wall of one end of the water tank is provided with a first rotary groove, an air inlet cylinder is fixedly connected between the circumferential inner walls of the first rotary groove, the outer wall of the bottom of the air inlet cylinder is fixedly connected with an air inlet pipe, the outer wall of the other end of the water tank is provided with a second rotary groove, a second rotary cylinder is rotatably connected between the circumferential inner walls of the second rotary groove through a sealing bearing, a plurality of air outlet pipes are fixedly connected to the circumferential outer wall of one end of the second rotary cylinder and are distributed at equal intervals, the air outlet pipes are all in an inclined shape, the outer wall of the other end of the air inlet cylinder is rotatably connected with a rotary belt through a sealing bearing, the outer wall of the other end of the rotary belt is fixedly connected with the first rotary cylinder, and the outer wall of one end of the second rotary cylinder is fixedly connected with a current limiting cylinder, the outer wall of one end of the flow-limiting cylinder is fixedly connected with a gas collecting cylinder, and a heat dissipation mechanism is arranged between the first rotary cylinder and the outer wall of the opposite end of the gas collecting cylinder.
Preferably, heat dissipation mechanism includes a plurality of heat dissipation dishes that the equidistance distributes, and a plurality of shunt tubes that the equidistance distributes of fixedly connected with between the circumference outer wall of first rotatory section of thick bamboo and gas collecting cylinder, and the heat dissipation dish is divided equally and is fixed connection in the circumference outer wall of shunt tubes respectively, and heat dissipation dish and shunt tubes are hollow structure, and the heat dissipation dish is the copper product.
Preferably, the filtering mechanism comprises a first filter plate, the first filter plate is fixedly connected to the peripheral inner wall of the side box, the outer wall of the other end of the side box is provided with an air outlet groove, and the peripheral inner wall of the flow limiting cylinder is inserted with a flow limiting ball.
Preferably, a rotating rod is fixedly connected between the middle positions of the outer walls of the opposite ends of the first rotating cylinder and the gas collecting cylinder, and a plurality of stirring plates which are distributed equidistantly are fixedly connected to the outer wall of the circumference of the rotating rod.
Preferably, the top outer wall fixedly connected with inlet tube of water tank, and the bottom outer wall one end fixedly connected with drain pipe of water tank, the top outer wall of inlet tube and drain pipe all is provided with seal structure, the bottom outer wall fixedly connected with equidistant a plurality of supporting shoes that distribute of water tank.
Preferably, the rotary rod and the stirring plate are replaced by an auger, and the outer walls of two ends of the auger are respectively and fixedly connected between the outer walls of one ends of the first rotary cylinder and the gas collecting cylinder.
Preferably, the first filter plate is replaced by a second filter plate, the outer wall of the top of the side box is provided with an insertion groove, the outer wall of the top of the second filter plate is fixedly connected with a sealing plug inserted into the insertion groove, the outer wall of the top of the sealing plug is fixedly connected with a pull plate, and the outer wall of the top of the pull plate is fixedly connected with a handle.
The utility model has the beneficial effects that:
1. through the water tank and the heat dissipation plate, in the process of thermal power generation, flue gas with high temperature discharged by a smoke discharge system enters the air inlet cylinder through the air inlet pipe, then passes through the rotary belt to enter the first rotary cylinder and respectively enters the plurality of shunt pipes, when the flue gas surges in the heat dissipation plate and the shunt pipes, the heat dissipation plate made of copper can exchange heat between the high temperature attached to the flue gas and water stored in the water tank, so that the flue gas is preheated while being cooled, the recycling effect of the flue gas is realized, and when the flue gas enters the air collection cylinder through the shunt pipes, the flue gas can be extruded by the flow limiting ball to limit the flow, so that the gas passing through the flow limiting ball has certain kinetic energy, when the air flow exhausts through the air outlet pipe, because the air outlet pipe is inclined, the second rotary cylinder can be pushed to rotate when the air flows out of the air outlet pipe, thereby under the effect of rotatory area, it is rotatory to drive whole device, heat dissipation dish and shunt tubes can increase the heat exchange with the water in the water tank when rotatory, when first rotatory section of thick bamboo and the rotatory rotary rod of driving of collection inflator and stirring board rotate, can stir the water in the water tank, thereby make the temperature evenly distributed more after the heating in the water tank, moreover, the steam generator is simple in structure, and convenient for operation, gas after being cooled down can be filtered a certain amount of impurity when passing through first filter plate, and the purifying effect to the flue gas is realized.
2. Through the auger that sets up, when first rotatory section of thick bamboo and gas collecting cylinder are driving the auger rotatory, the auger can produce the thrust to one end to the water in the water tank to make the water in the whole water tank can present the cyclic annular flow of ending the continuous formula, strengthened the stirring effect to water.
3. Through the second filter plate and the sealing plug that set up, can take out pull board and sealing plug are whole from the side case through the handle, realized the clearance and the change effect to the second filter plate.
Drawings
Fig. 1 is a schematic front sectional view showing a water preheating device for thermal power generation according to embodiment 1;
FIG. 2 is a schematic view of a heat-dissipating plate of the water preheating device for thermal power generation proposed in embodiment 1;
FIG. 3 is a schematic view of a packing auger of the water preheating device for thermal power generation according to embodiment 2;
fig. 4 is a schematic view of a drawing plate of the water preheating device for thermal power generation proposed in embodiment 3.
In the figure: the device comprises a water tank 1, a water discharge pipe 2, a stirring plate 3, a rotating rod 4, a gas collecting cylinder 5, a flow limiting ball 6, a second rotating cylinder 7, a gas outlet pipe 8, a first filter plate 9, a gas outlet groove 10, a side tank 11, a water inlet pipe 12, a gas inlet cylinder 13, a gas inlet pipe 14, a rotating belt 15, a first rotating cylinder 16, a flow dividing pipe 17, a heat dissipation disc 18, a flow limiting cylinder 19, an auger 20, a second filter plate 21, a sealing plug 22, a drawing plate 23 and a handle 24.
Detailed Description
The technical solution of the present patent will be further described in detail with reference to the following embodiments.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientations and positional relationships shown in the figures, and are used for convenience in describing the patent and for simplicity in description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the patent.
Example 1
Referring to fig. 1-2, a water preheating device for thermal power generation, comprising a water tank 1, a rotary rod 4, a side tank 11 and a heat dissipation disc 18, wherein the side tank 11 is connected to the outer wall of the other end of the water tank 1 through a bolt, the inner wall of the side tank 11 is provided with a filtering mechanism, the outer wall of one end of the water tank 1 is provided with a first rotary groove, an air inlet pipe 13 is welded between the circumferential inner walls of the first rotary groove, the outer wall of the bottom of the air inlet pipe 13 is welded with an air inlet pipe 14, the outer wall of the other end of the water tank 1 is provided with a second rotary groove, the circumferential inner walls of the second rotary groove are rotatably connected with a second rotary cylinder 7 through a sealing bearing, the circumferential outer wall of one end of the second rotary cylinder 7 is welded with a plurality of air outlet pipes 8 distributed at equal intervals, the air outlet pipes 8 are all in an inclined shape, the outer wall of the other end of the air inlet pipe 13 is rotatably connected with a rotary belt 15 through a sealing bearing, and the outer wall of the other end of the rotary belt 15 is welded with a first rotary cylinder 16, the outer wall of one end of the second rotary cylinder 7 is welded with a current-limiting cylinder 19, the outer wall of one end of the current-limiting cylinder 19 is welded with a gas collecting cylinder 5, and a heat dissipation mechanism is arranged between the outer wall of the opposite end of the first rotary cylinder 16 and the gas collecting cylinder 5.
The heat dissipation mechanism comprises a plurality of heat dissipation discs 18 which are distributed equidistantly, a plurality of shunt tubes 17 which are distributed equidistantly are welded between the first rotary cylinder 16 and the circumferential outer wall of the gas collecting cylinder 5, the heat dissipation discs 18 are respectively welded on the circumferential outer walls of the shunt tubes 17, the heat dissipation discs 18 and the shunt tubes 17 are both of a hollow structure, and the heat dissipation discs 18 are made of copper materials.
The filter mechanism comprises a first filter plate 9, the first filter plate 9 is connected to the peripheral inner wall of the side box 11 through bolts, the outer wall of the other end of the side box 11 is provided with an air outlet groove 10, and the peripheral inner wall of the flow limiting cylinder 19 is inserted with a flow limiting ball 6.
Wherein, there is a rotary rod 4 through bolted connection between the relative one end outer wall intermediate position of first rotatory section of thick bamboo 16 and gas cylinder 5, and the welding of the circumference outer wall of rotary rod 4 has a plurality of stirring boards 3 of equidistance distribution.
Wherein, the welding of the top outer wall of water tank 1 has inlet tube 12, and the welding of the bottom outer wall one end of water tank 1 has drain pipe 2, and inlet tube 12 and drain pipe 2's top outer wall all is provided with seal structure, and the welding of the bottom outer wall of water tank 1 has a plurality of supporting shoes that the equidistance distributes.
The working principle is as follows: when in use, in the process of thermal power generation, flue gas with high temperature discharged by a smoke discharging system enters an air inlet cylinder 13 through an air inlet pipe 14, then passes through a rotating belt 15, enters a first rotating cylinder 16, and respectively enters a plurality of shunt pipes 17, when the flue gas surges in a heat dissipation disc 18 and the shunt pipes 17, the heat dissipation disc 18 made of copper can exchange heat between the high temperature attached to the flue gas and water stored in a water tank 1, so that the flue gas is cooled, and simultaneously, the water in the water tank 1 is preheated, thereby realizing the recycling effect of the flue gas, and when the flue gas enters a gas collecting cylinder 5 through the shunt pipes 17, the flue gas can be squeezed by a flow limiting ball 6 to limit the flow, so that the gas passing through the flow limiting ball 6 has certain kinetic energy, when the gas flow exhausts through an air outlet pipe 8, because the air outlet pipe 8 is in an inclined shape, the gas can push a second rotating cylinder 7 to rotate when the gas is discharged out of the air outlet pipe 8, thereby under the effect of rotatory area 15, it is rotatory to drive whole device, heat dissipation disc 18 and shunt tubes 17 can increase the heat exchange with the water in the water tank 1 when rotatory, first rotatory section of thick bamboo 16 and the rotatory rotary rod 4 and the stirring plate 3 of driving of gas collection section of thick bamboo 5 rotate, can stir the water in the water tank 1, thereby make the more evenly distributed of temperature after the heating in the water tank 1, moreover, the steam generator is simple in structure, and the operation is convenient, gas after being cooled down can be filtered a certain amount of impurity when passing through first filter plate 9, the purifying effect to the flue gas has been realized.
Example 2
Referring to fig. 3, in this embodiment, compared to embodiment 1, the rotary rod 4 and the agitating plate 3 are replaced by the packing auger 20, and the outer walls of both ends of the packing auger 20 are respectively connected between the outer walls of one end of the first rotary cylinder 16 and the outer wall of one end of the gas collecting cylinder 5 by bolts.
The working principle is as follows: when the first rotating cylinder 16 and the gas collecting cylinder 5 drive the packing auger 20 to rotate in use, the packing auger 20 can generate thrust towards one end to water in the water tank 1, so that the water in the whole water tank 1 can flow in a circular shape in a tail-to-tail mode, and the stirring effect on the water is enhanced.
Example 3
Referring to fig. 4, in the present embodiment, compared with embodiment 1, the first filter plate 9 is replaced by a second filter plate 21, an insertion groove is formed in the outer wall of the top of the side box 11, the outer wall of the top of the second filter plate 21 is connected with a sealing plug 22 inserted into the insertion groove through a bolt, the outer wall of the top of the sealing plug 22 is connected with a pull plate 23 through a bolt, and the outer wall of the top of the pull plate 23 is connected with a handle 24 through a bolt.
The working principle is as follows: when the filter plate is used, the pull plate 23 and the sealing plug 22 can be completely pulled out of the side box 11 through the handle 24, so that the cleaning and replacing effects on the second filter plate 21 are realized.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A water preheating device for thermal power generation comprises a water tank (1), a rotary rod (4), a side tank (11) and a heat dissipation disc (18), and is characterized in that the side tank (11) is fixedly connected to the outer wall of the other end of the water tank (1), a filtering mechanism is arranged on the inner wall of the side tank (11), a first rotary groove is formed in the outer wall of one end of the water tank (1), an air inlet cylinder (13) is fixedly connected between the inner walls of the circumference of the first rotary groove, an air inlet pipe (14) is fixedly connected to the outer wall of the bottom of the air inlet cylinder (13), a second rotary groove is formed in the outer wall of the other end of the water tank (1), a second rotary cylinder (7) is rotatably connected between the inner walls of the circumference of the second rotary groove through a sealing bearing, a plurality of air outlet pipes (8) are fixedly connected to the outer wall of one end of the second rotary cylinder (7) and distributed equidistantly, the air outlet pipes (8) are inclined, a rotary belt (15) is rotatably connected to the outer wall of the other end of the air inlet cylinder (13) through a sealing bearing, and the outer wall of the other end of the rotating belt (15) is fixedly connected with a first rotating cylinder (16), the outer wall of one end of the second rotating cylinder (7) is fixedly connected with a current-limiting cylinder (19), the outer wall of one end of the current-limiting cylinder (19) is fixedly connected with a gas collecting cylinder (5), and a heat dissipation mechanism is arranged between the outer walls of the opposite ends of the first rotating cylinder (16) and the gas collecting cylinder (5).
2. The water preheating device for thermal power generation according to claim 1, wherein the heat dissipation mechanism comprises a plurality of heat dissipation discs (18) distributed equidistantly, a plurality of shunt pipes (17) distributed equidistantly are fixedly connected between the first rotary cylinder (16) and the outer circumferential wall of the gas collecting cylinder (5), the heat dissipation discs (18) are fixedly connected to the outer circumferential walls of the shunt pipes (17), the heat dissipation discs (18) and the shunt pipes (17) are both hollow structures, and the heat dissipation discs (18) are made of copper.
3. The water preheating device for thermal power generation as claimed in claim 2, wherein the filtering mechanism comprises a first filter plate (9), the first filter plate (9) is fixedly connected to the peripheral inner wall of the side box (11), the outer wall of the other end of the side box (11) is provided with an air outlet groove (10), and the peripheral inner wall of the flow limiting cylinder (19) is inserted with the flow limiting ball (6).
4. The water preheating device for thermal power generation according to claim 3, wherein a rotating rod (4) is fixedly connected between the first rotating cylinder (16) and the middle position of the outer wall of the opposite end of the gas collecting cylinder (5), and a plurality of stirring plates (3) which are distributed at equal intervals are fixedly connected to the outer wall of the circumference of the rotating rod (4).
5. The water preheating device for thermal power generation according to any one of claims 1 to 4, wherein a water inlet pipe (12) is fixedly connected to the outer wall of the top of the water tank (1), a water outlet pipe (2) is fixedly connected to one end of the outer wall of the bottom of the water tank (1), the outer walls of the top of the water inlet pipe (12) and the top of the water outlet pipe (2) are provided with sealing structures, and a plurality of support blocks which are distributed equidistantly are fixedly connected to the outer wall of the bottom of the water tank (1).
6. The water preheating device for thermal power generation according to claim 4, wherein the rotating rod (4) and the stirring plate (3) are replaced by an auger (20), and outer walls of two ends of the auger (20) are respectively and fixedly connected between the outer walls of one ends of the first rotating cylinder (16) and the gas collecting cylinder (5).
7. The water preheating device for thermal power generation according to claim 3, wherein the first filter plate (9) is replaced by a second filter plate (21), an insertion groove is formed in the outer wall of the top of the side box (11), a sealing plug (22) inserted into the insertion groove is fixedly connected to the outer wall of the top of the second filter plate (21), a pulling plate (23) is fixedly connected to the outer wall of the top of the sealing plug (22), and a handle (24) is fixedly connected to the outer wall of the top of the pulling plate (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220104600.2U CN216644186U (en) | 2022-01-17 | 2022-01-17 | Water preheating device for thermal power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220104600.2U CN216644186U (en) | 2022-01-17 | 2022-01-17 | Water preheating device for thermal power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216644186U true CN216644186U (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220104600.2U Active CN216644186U (en) | 2022-01-17 | 2022-01-17 | Water preheating device for thermal power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216644186U (en) |
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2022
- 2022-01-17 CN CN202220104600.2U patent/CN216644186U/en active Active
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