Condensate water recovery device for power generation of steam driven steam turbine

Abstract

The utility model relates to the technical field of condensate water recovery, in particular to a condensate water recovery device for generating electricity by using steam to drive a steam turbine, which comprises a first box body and an air inlet cover, and the air inlet cover is arranged on the outer side wall of the first box body in a communicated mode. The output end of the fan communicates with the air inlet cover, the barrel communicates with the top end of the first box body, the air inlet pipe communicates with the outer side wall of the barrel body, the rotating shaft is rotationally installed on the inner side wall of the barrel body, the fan blades are installed at the end of the rotating shaft, and the heat exchange device is arranged in the first box body. The heat exchange device is used for condensing steam and drives the rotating shaft to rotate through wind power of the fan, and the filtering device is arranged on the barrel and used for filtering the steam and increasing the flowing conveying speed of the steam, so that the steam condensing and recycling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of condensed water recovery, in particular to a condensed water recovery device for steam-driven steam turbine power generation. Background Art

[0002] In industrial production, steam power is one of the important energy sources for driving various mechanical equipment. The steam turbine uses high-temperature and high-pressure steam to drive the rotor to rotate, thereby generating electricity. Since the steam will condense into water after the steam turbine does work, the condensed water needs to be recovered and treated.

[0003] Currently, in the existing recovery equipment, such as the patent with authorization announcement number CN217929855U, the utility model provides a condensate recovery device for steam-driven turbine power generation, which relates to the technical field of power generation devices, including a shell, a chemical reaction box is installed on the shell, a fixing component is arranged in the chemical reaction box, and the fixing component includes a fixing rod, a slide groove and a movable groove are opened in the chemical reaction box, and a filter plate is slidably installed in the slide groove, the fixing rod is slidably installed in the movable groove, and an operating panel is installed at the end of the fixing rod away from the filter plate.

[0004] However, it was found during the use of the device that it is not convenient to accelerate the delivery of steam to the interior of the shell for heat exchange, thereby reducing the recovery efficiency of condensed water. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a condensate recovery device for steam-driven steam turbine power generation, which improves the flow and transmission speed of steam and further improves the steam condensation recovery efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides a condensate recovery device for steam-driven steam turbine power generation, comprising a first box body and an air intake hood, which is connected and arranged on the outer side wall of the first box body; further comprising a heat exchange device, a filtering device, a fan, a cylinder body, an air intake pipe, a rotating shaft and fan blades, wherein the fan output end is connected and connected with the air intake hood, the cylinder body is connected and arranged on the top end of the first box body, the air intake pipe is connected and arranged on the outer side wall of the cylinder body, the rotating shaft is rotatably installed on the inner side wall of the cylinder body, the fan blades are installed on the end of the rotating shaft, the heat exchange device is arranged inside the first box body, the heat exchange device is used to condense the steam, and the heat exchange device passes through The wind force of the fan drives the shaft to rotate, and the filter device is arranged on the cylinder, and the filter device is used to filter the steam; the steam is transported to the inside of the cylinder through the air intake pipe, and then the steam is transported to the heat exchange device in the first box through the cylinder. At this time, the cold air is extracted by the fan and blown to the air intake hood, so that the cold air enters the first box through the air intake hood. When the air passes through the first box, the heat exchange device is cooled and cooled, so that the heat exchange device condenses and recovers the steam. At the same time, the heat exchange device uses the wind force entering the first box to drive the shaft to rotate. After the shaft rotates, it drives the fan blades to rotate, so that the fan blades transport the steam.

[0007] Preferably, the heat exchange device includes a discharge device, two groups of conveying boxes, multiple groups of heat exchange pipes, a first conveying pipe, a pneumatic motor, a first bevel gear and a second bevel gear. The two groups of conveying boxes are respectively installed in the upper and lower parts of the first box body. The discharge device is connected to the lower conveying box. The discharge device is used to discharge gas and condensed water. The upper and lower ends of the multiple groups of heat exchange pipes are respectively connected and arranged on the two groups of conveying boxes. The bottom end of the cylinder is connected to the upper conveying box. The input end of the first conveying pipe is connected to the first box body. The output end of the first conveying pipe is connected to the pneumatic motor. The pneumatic motor is installed at the top of the first box body. The first bevel gear is installed on the output end of the pneumatic motor. The second bevel gear is installed at the bottom of the rotating shaft. meshing with the first bevel gear; the steam is transported to the upper delivery box through the cylinder, and then the steam is transported to the lower delivery box through multiple groups of heat exchange tubes. After the fan blows air into the first box, the air flow cools down the multiple groups of heat exchange tubes, so that the multiple groups of heat exchange tubes cool down the steam transported inside, and the condensed water is stored in the lower delivery box. Then, the gas and condensed water entering the delivery box are discharged separately through the discharge device, so as to improve the convenience of condensed water recovery. The air in the first box is transported to the inside of the pneumatic motor through the first delivery pipe, so that the air drives the pneumatic motor to rotate. After the pneumatic motor rotates, it drives the first bevel gear to rotate, so that the first bevel gear drives the fan blades to rotate through the second bevel gear.

[0008] Preferably, the discharge device includes a second conveying pipe, an exhaust hood, a third conveying pipe and a pump body. The second conveying pipe is connected and arranged on the lower conveying box, the exhaust hood is connected and arranged on the output end of the second conveying pipe, the input end of the third conveying pipe is connected to the lower conveying box, and the pump body is connected and arranged on the third conveying pipe; the air in the lower conveying box is discharged to the outside through the second conveying pipe and the exhaust hood, and by opening the pump body, the pump body conveys and discharges the condensed water collected in the lower conveying box through the third conveying pipe.

[0009] Preferably, the filtering device includes a first filter screen, a support ring is provided on the inner wall of the cylinder, and the first filter screen is installed on the top of the support ring; the steam is filtered through the first filter screen to reduce the contamination of the two groups of conveying boxes and multiple groups of heat exchange tubes by dirt in the steam.

[0010] Preferably, it also includes a cover plate and multiple groups of top rods, the cover plate is installed on the top of the cylinder, and the multiple groups of top rods are installed on the bottom of the cover plate; after the first filter screen is installed inside the cylinder, the cover plate is installed on the top of the cylinder, and the first filter screen is pressed and fixed by the multiple groups of top rods, thereby improving the convenience of loading and unloading operations of the first filter screen.

[0011] Preferably, it also includes a second box and a second filter. The second box is connected and arranged on the fan input end, and the second filter is installed inside the second box. The air entering the fan is filtered by the second filter, thereby reducing the pollution of the first box by dirt in the air.

[0012] Preferably, it also includes multiple groups of heat conducting plates, which are respectively installed on the outer side walls of the multiple groups of heat exchange tubes; by arranging multiple groups of heat conducting plates, the heat exchange effect between the multiple groups of heat exchange tubes and the air is improved, and the condensation effect of the multiple groups of heat exchange tubes on steam is improved.

[0013] Compared with the prior art, the utility model has the following beneficial effects: steam is transported to the inside of the cylinder through the air intake pipe, and then the steam is transported to the heat exchange device in the first box through the cylinder. At this time, cold air is extracted by the fan and blown to the air intake hood, so that the cold air enters the first box through the air intake hood. When the air passes through the first box, the heat exchange device is cooled down, so that the heat exchange device condenses and recovers the steam. At the same time, the heat exchange device uses the wind force entering the first box to drive the rotating shaft to rotate. After the rotating shaft rotates, it drives the fan blades to rotate, so that the fan blades transport the steam, thereby increasing the speed at which the steam enters the heat exchange device and improving the condensation recovery efficiency of the steam. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the axonometric structure of the connection between the first box body and the cylinder body;

[0016] Figure 3 It is a schematic diagram of the axonometric local structure of the connection between the cover plate and the top rod;

[0017] Figure 4 It is an axonometric structural diagram of the connection between the conveying box and the heat exchange tube;

[0018] Figure 5 It is an axonometric structural diagram of the connection between the third delivery pipe and the pump body.

[0019] Markings in the attached figure: 1. first box body; 2. air intake hood; 3. fan; 4. cylinder body; 5. air intake pipe; 6. rotating shaft; 7. fan blades; 8. conveying box; 9. heat exchange pipe; 10. first conveying pipe; 11. pneumatic motor; 12. first bevel gear; 13. second bevel gear; 14. second conveying pipe; 15. exhaust hood; 16. third conveying pipe; 17. pump body; 18. first filter screen; 19. cover plate; 20. push rod; 21. second box body; 22. second filter screen; 23. heat conducting sheet. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Embodiment 1:

[0022] like Figures 1 to 5 As shown, a condensate recovery device for steam-driven steam turbine power generation of the utility model comprises a first box body 1 and an air inlet hood 2, the air inlet hood 2 is connected and arranged on the outer side wall of the first box body 1; it also comprises a heat exchange device, a filtering device, a fan 3, a cylinder 4, an air inlet pipe 5, a rotating shaft 6 and a fan blade 7, the output end of the fan 3 is connected with the air inlet hood 2, the cylinder 4 is connected and arranged at the top of the first box body 1, the air inlet pipe 5 is connected and arranged on the outer side wall of the cylinder 4, the rotating shaft 6 is rotatably installed on the inner side wall of the cylinder 4, the fan blade 7 is installed at the end of the rotating shaft 6, the heat exchange device is arranged inside the first box body 1, the heat exchange device is used to condense the steam, and the heat exchange device drives the rotating shaft 6 to rotate by the wind force of the fan 3, the filtering device is arranged on the cylinder 4, and the filtering device is used to filter the steam;

[0023] like Figure 2As shown, the heat exchange device includes a discharge device, two groups of conveying boxes 8, multiple groups of heat exchange tubes 9, a first conveying pipe 10, an air motor 11, a first bevel gear 12 and a second bevel gear 13. The two groups of conveying boxes 8 are respectively installed in the upper and lower parts of the first box body 1. The discharge device is connected to the lower conveying box 8. The discharge device is used to discharge gas and condensed water. The upper and lower ends of the multiple groups of heat exchange tubes 9 are respectively connected and arranged on the two groups of conveying boxes 8. The bottom end of the cylinder 4 is connected to the upper conveying box 8. The input end of the first conveying pipe 10 is connected to the first box body 1. The output end of the first conveying pipe 10 is connected to the air motor 11. The air motor 11 is installed at the top of the first box body 1. The first bevel gear 12 is installed on the output end of the air motor 11. The second bevel gear 13 is installed at the bottom end of the rotating shaft 6. The second bevel gear 13 is meshed with the first bevel gear 12.

[0024] In this embodiment, steam is transported to the interior of the cylinder 4 through the air intake pipe 5, and then the steam is transported to the heat exchange device in the first box body 1 through the cylinder 4. At this time, cold air is extracted by the fan 3 and blown to the air intake hood 2, so that the cold air enters the interior of the first box body 1 through the air intake hood 2. The heat exchange device is cooled down when the air passes through the first box body 1, so that the heat exchange device condenses and recovers the steam. At the same time, the heat exchange device uses the wind force entering the first box body 1 to drive the rotating shaft 6 to rotate. After the rotating shaft 6 rotates, it drives the fan blades 7 to rotate, so that the fan blades 7 transport the steam, thereby increasing the speed at which the steam enters the heat exchange device and improving the condensation recovery efficiency of the steam.

[0025] Embodiment 2:

[0026] On the basis of Example 1, Figure 2 As shown, the utility model is a condensate recovery device for steam-driven steam turbine power generation, the discharge device includes a second delivery pipe 14, an exhaust hood 15, a third delivery pipe 16 and a pump body 17, the second delivery pipe 14 is connected and arranged on the lower delivery box 8, the exhaust hood 15 is connected and arranged on the output end of the second delivery pipe 14, the input end of the third delivery pipe 16 is connected to the lower delivery box 8, and the pump body 17 is connected and arranged on the third delivery pipe 16;

[0027] like Figure 2 As shown, the filtering device includes a first filter screen 18, a support ring is provided on the inner wall of the cylinder 4, and the first filter screen 18 is installed on the top of the support ring;

[0028] like Figure 3 As shown, it also includes a cover plate 19 and multiple groups of top rods 20, the cover plate 19 is installed on the top of the cylinder 4, and the multiple groups of top rods 20 are installed on the bottom of the cover plate 19;

[0029] like Figure 1 As shown, it also includes a second box body 21 and a second filter screen 22. The second box body 21 is connected and arranged on the input end of the fan 3, and the second filter screen 22 is installed inside the second box body 21.

[0030] like Figure 2 As shown, it also includes multiple groups of heat conducting sheets 23, and the multiple groups of heat conducting sheets 23 are respectively installed on the outer side walls of the multiple groups of heat exchange tubes 9;

[0031] In this embodiment, the steam is transported to the upper transport box 8 through the cylinder 4, and then the steam is transported to the lower transport box 8 through the multiple groups of heat exchange tubes 9. After the fan 3 blows air into the first box 1, the air flow cools the multiple groups of heat exchange tubes 9, so that the multiple groups of heat exchange tubes 9 cool the steam transported inside, and the condensed water is stored in the lower transport box 8. Then, the gas and condensed water entering the transport box 8 are discharged separately through the discharge device, which improves the convenience of condensed water recovery. The air in the first box 1 passes through the first transport pipe 1 0 is transported to the inside of the pneumatic motor 11, so that the air drives the pneumatic motor 11 to rotate. After the pneumatic motor 11 rotates, it drives the first bevel gear 12 to rotate, so that the first bevel gear 12 drives the fan blade 7 to rotate through the second bevel gear 13, thereby improving the convenience of the fan blade 7 for steam transportation. The air in the lower delivery box 8 is discharged to the outside through the second delivery pipe 14 and the exhaust hood 15. By opening the pump body 17, the pump body 17 transports and discharges the condensed water collected in the lower delivery box 8 through the third delivery pipe 16, thereby improving the convenience of condensed water recovery.

[0032] The utility model discloses a condensate recovery device for steam-driven steam turbine power generation. When the device is working, the steam is transported to the inside of the cylinder 4 through the air intake pipe 5, and then the steam is transported to the heat exchange device in the first box body 1 through the cylinder body 4. At this time, the cold air is extracted by the fan 3 and blown to the air intake hood 2, so that the cold air enters the first box body 1 through the air intake hood 2. When the air passes through the first box body 1, the heat exchange device is cooled and cooled, so that the heat exchange device condenses and recovers the steam. At the same time, the heat exchange device uses the wind force entering the first box body 1 to drive the rotating shaft 6 to rotate. After the rotating shaft 6 rotates, it drives the fan blades 7 to rotate, so that the fan blades 7 transport the steam.

[0033] The fan 3, pneumatic motor 11 and pump body 17 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manuals, without the need for technicians in the field to make creative efforts.

[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A condensate recovery device for steam-driven steam turbine power generation, comprising a first housing (1) and an air intake hood (2), wherein the air intake hood (2) is arranged on the outer side wall of the first housing (1) in communication with the first housing (1); characterized in that: The invention also comprises a heat exchange device, a filtering device, a fan (3), a cylinder (4), an air inlet pipe (5), a rotating shaft (6) and a fan blade (7); the output end of the fan (3) is connected to the air inlet cover (2); the cylinder (4) is connected and arranged at the top of the first box (1); the air inlet pipe (5) is connected and arranged on the outer wall of the cylinder (4); the rotating shaft (6) is rotatably mounted on the inner wall of the cylinder (4); the fan blade (7) is mounted on the end of the rotating shaft (6); the heat exchange device is arranged inside the first box (1); the heat exchange device is used to condense the steam; and the heat exchange device drives the rotating shaft (6) to rotate through the wind force of the fan (3); the filtering device is arranged on the cylinder (4); and the filtering device is used to filter the steam.

2. A condensate recovery device for steam-driven steam turbine power generation as claimed in claim 1, characterized in that: The heat exchange device comprises a discharge device, two groups of conveying boxes (8), multiple groups of heat exchange tubes (9), a first conveying pipe (10), a pneumatic motor (11), a first bevel gear (12) and a second bevel gear (13). The two groups of conveying boxes (8) are respectively installed at the upper and lower parts of the first box body (1). The discharge device is connected to the lower conveying box (8). The discharge device is used to discharge gas and condensed water. The upper and lower ends of the multiple groups of heat exchange tubes (9) are respectively connected and arranged on the two groups of conveying boxes (8). The bottom end of the cylinder (4) is connected to the upper conveying box (8). The input end of the first conveying pipe (10) is connected to the first box body (1). The output end of the first conveying pipe (10) is connected to the pneumatic motor (11). The pneumatic motor (11) is installed at the top of the first box body (1). The first bevel gear (12) is installed on the output end of the pneumatic motor (11). The second bevel gear (13) is installed at the bottom end of the rotating shaft (6). The second bevel gear (13) is meshed with the first bevel gear (12).

3. The condensate recovery device for steam-driven steam turbine power generation according to claim 2, characterized in that: The discharge device comprises a second delivery pipe (14), an exhaust hood (15), a third delivery pipe (16) and a pump body (17); the second delivery pipe (14) is arranged in communication with the lower delivery box (8); the exhaust hood (15) is arranged in communication with the output end of the second delivery pipe (14); the input end of the third delivery pipe (16) is communicated with the lower delivery box (8); and the pump body (17) is arranged in communication with the third delivery pipe (16).

4. The condensate recovery device for steam-driven steam turbine power generation according to claim 1, characterized in that: The filtering device comprises a first filtering screen (18), the inner side wall of the cylinder (4) is provided with a supporting ring, and the first filtering screen (18) is mounted on the top of the supporting ring.

5. The condensate recovery device for steam-driven steam turbine power generation according to claim 1, characterized in that: It also includes a cover plate (19) and a plurality of groups of push rods (20), wherein the cover plate (19) is mounted on the top end of the cylinder (4), and the plurality of groups of push rods (20) are mounted on the bottom end of the cover plate (19).

6. The condensate recovery device for steam-driven steam turbine power generation according to claim 1, characterized in that: It also comprises a second box (21) and a second filter (22), wherein the second box (21) is arranged in communication with the input end of the fan (3), and the second filter (22) is installed inside the second box (21).

7. The condensate recovery device for steam-driven steam turbine power generation as claimed in claim 2, characterized in that: It also includes a plurality of groups of heat conducting plates (23), wherein the plurality of groups of heat conducting plates (23) are respectively mounted on the outer side walls of the plurality of groups of heat exchange tubes (9).

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