CN215863341U

CN215863341U - Boiler overheating and cooling device for power plant

Info

Publication number: CN215863341U
Application number: CN202120177532.8U
Authority: CN
Inventors: 王建
Original assignee: Leiyang Branch Of Datang Huayin Electric Power Co ltd
Current assignee: Leiyang Branch Of Datang Huayin Electric Power Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2022-02-18
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses an overheating and cooling device for a boiler for a power plant, which comprises a shell, wherein a supporting plate is fixedly connected to the left side surface of the shell, a cooling box is fixedly connected to the upper surface of the supporting plate, a water inlet is fixedly connected to the upper surface of the cooling box, a plug is arranged in the water inlet, a pull ring is fixedly connected to the upper surface of the plug, a liquid suction pump is fixedly connected to the upper surface of the cooling box, a liquid suction pipe is fixedly connected to the lower surface of the liquid suction pump, a conveying pipe is fixedly connected to the upper surface of the liquid suction pump, two supporting legs are fixedly connected to the lower surface of the shell, and pulleys are arranged on the lower surfaces of the two supporting legs. The utility model realizes the supplement of cooling liquid in the cooling pipe through the arranged cooling box, so that the pipe of the cooling liquid is kept in a refrigerating state, and the arranged fan blows cold air radiated by the cooling pipe to the inside of the whole shell.

Description

Boiler overheating and cooling device for power plant

Technical Field

The utility model relates to the technical field of cooling equipment of power plants, in particular to an overheating and cooling device of a boiler for a power plant.

Background

Utility boilers, also known as power plant boilers, refer to medium and large boilers in power plants that provide steam to turbines in a specified amount and quality. One of the main thermal equipment of a thermal power plant. It is usually matched with a turbo-generator set with a certain capacity, mainly used for generating electricity, but also can be used for supplying heat to the outside in some special occasions. Generally, the evaporation capacity is large, steam parameters (steam temperature and steam pressure) are high, a whole set of auxiliary equipment is needed, chamber combustion chambers are needed to be configured, a forced ventilation mode is adopted, various fuels (coal powder, crude oil or heavy oil, blast furnace gas or coke oven gas) can be combusted, the structure is complex, the efficiency is high, most of the fuels can reach about 85-93%, and the requirements on the operation management level, the mechanization degree and the automatic control technology are quite high.

The overheated condition of furnace body can appear in the use of boiler in the existing market, then can seriously influence the life of furnace body and furnace body internal plant to cause economic loss, even have relevant cooling equipment on the existing market, it is also inconvenient during the use, and the cooling speed is slow moreover, and the operation is complicated, consequently designs a power plant and uses the overheated heat sink of boiler.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide an apparatus for cooling a boiler of a power plant, so as to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a power plant is with boiler desuperheating device, includes the casing, the left side fixed surface of casing is connected with the backup pad, the last fixed surface of backup pad is connected with the cooler bin, the last fixed surface of cooler bin is connected with the water inlet, the inside of water inlet is equipped with the stopper, the last fixed surface of stopper is connected with the pull ring, the last fixed surface of cooler bin is connected with the drawing liquid pump.

Further, the lower fixed surface of drawing liquid pump is connected with the drawing liquid pipe, the last fixed surface of drawing liquid pump is connected with the conveyer pipe, the lower fixed surface of casing is connected with two supporting legs, two the lower surface of supporting leg is equipped with the pulley, the installing port has been seted up to the lower surface of casing, the internally mounted of installing port has fixing device.

Furthermore, the upper end of the fixing device is fixedly connected with a fan, the fan is arranged in the shell, the inner wall of the shell is fixedly connected with two air permeable plates, a cooling pipe is arranged between the two air permeable plates, the left end of the cooling pipe is fixedly connected with the conveying pipe, the right end of the cooling pipe is fixedly connected with a liquid discharge pipe, the left side and the right side of the inner wall of the shell are fixedly connected with heat-conducting plates, and the surface of one side, which is not opposite to the heat-conducting plates, is fixedly connected with a heat-radiating plate.

Further, two the not relative a plurality of radiator-bar of equal fixedly connected with in one side of heating panel, a plurality of the surface of casing is worn to locate by the one end that the radiator-bar kept away from the heating panel, fixing device includes the mounting panel, the lower fixed surface of mounting panel is connected with the fixed plate, the lower fixed surface of fixed plate is connected with the connecting plate.

Furthermore, two the spacing groove has all been seted up on the relative side surface of supporting leg, the opening has all been seted up on the left and right sides surface of connecting plate, the inside of connecting plate is equipped with two spouts, two the inner wall fixedly connected with reset spring of spout, two reset spring's other end fixedly connected with slide bar and No. two slide bars.

Furthermore, one end of each of the first sliding rod and the second sliding rod, which is far away from the reset spring, is clamped in the limiting groove, two sliding openings are formed in the lower surface of the connecting plate, pull rods are fixedly connected to the lower surfaces of the first sliding rod and the second sliding rod, the pull rods slide in the sliding openings, two insertion rods are fixedly connected to the upper surface of the fixing plate, and two clamping grooves are formed in the lower surface of the shell.

Further, two the inserted bar is installed in the inside in joint groove, the bottom fixedly connected with rotating electrical machines of mounting panel inner wall, the output shaft of rotating electrical machines passes through shaft coupling fixedly connected with pivot, the inside and a plurality of fixedly connected with flabellum of fan are worn to locate on the top of pivot.

The utility model has the technical effects and advantages that:

1. through the inside of irritating the coolant liquid to the cooler bin of setting, in taking out the conveyer pipe through the drawing liquid pump to the coolant liquid, in the inside of carrying the cooling tube through the conveyer pipe, make the cooling tube in be filled with the coolant liquid to the realization is cooled down to the boiler.

2. The rotating shaft is driven to rotate by the rotating motor, the fan blades are driven to rotate by the rotating shaft, so that wind is blown to the cooling pipe, the cold air of the cooling pipe is filled with the whole shell, the boiler is rapidly cooled, and the temperature inside the boiler is further cooled by the heat conducting plate, the heat radiating plate and the heat radiating rod which are tongue-shaped.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of a fixing device according to the present invention.

FIG. 3 is a schematic view of a fan according to the present invention.

The reference signs are:

1. a housing; 2. a support plate; 3. a cooling tank; 4. a water inlet; 5. a plug; 6. a pull ring; 7. a liquid pump; 8. a liquid pumping pipe; 9. a delivery pipe; 10. supporting legs; 11. a pulley; 12. a fixing device; 120. mounting a plate; 121. a fixing plate; 122. a connecting plate; 123. a limiting groove; 124. an opening; 125. a chute; 126. a return spring; 127. a first sliding rod; 128. a second sliding rod; 129. a sliding port; 1210. a pull rod; 1211. inserting a rod; 1212. a clamping groove; 13. a fan; 14. a gas permeable plate; 15. a cooling tube; 16. a liquid discharge pipe; 17. a heat conducting plate; 18. a heat dissipation plate; 19. a heat dissipation rod; 20. a rotating electric machine; 21. a rotating shaft; 22. a fan blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-fig. 3, an embodiment of the present invention provides a boiler desuperheating device for a power plant, which includes a housing 1, a supporting plate 2 fixedly connected to a left side surface of the housing 1, a cooling tank 3 fixedly connected to an upper surface of the supporting plate 2, a water inlet 4 fixedly connected to an upper surface of the cooling tank 3, a plug 5 disposed inside the water inlet 4, a pull ring 6 fixedly connected to an upper surface of the plug 5, and a liquid pump 7 fixedly connected to an upper surface of the cooling tank 3.

As shown in fig. 1, the lower fixed surface of the liquid pump 7 is connected with a liquid pumping pipe 8, the upper fixed surface of the liquid pump 7 is connected with a conveying pipe 9, the lower fixed surface of the casing 1 is connected with two supporting legs 10, the lower surfaces of the two supporting legs 10 are provided with pulleys 11, the lower surface of the casing 1 is provided with a mounting opening, and the mounting opening is internally provided with a fixing device 12 so as to be convenient for pumping cooling liquid through the arranged liquid pumping pump 7.

As shown in fig. 1, a fan 13 is fixedly connected to the upper end of the fixing device 12, the fan 13 is arranged inside the casing 1, two air-permeable plates 14 are fixedly connected to the inner wall of the casing 1, a cooling pipe 15 is arranged between the two air-permeable plates 14, the left end of the cooling pipe 15 is fixedly connected to the conveying pipe 9, a liquid discharge pipe 16 is fixedly connected to the right end of the cooling pipe 15, heat-conducting plates 17 are fixedly connected to the left side and the right side of the inner wall of the casing 1, and heat-dissipating plates 18 are fixedly connected to the surface of the side, which is not opposite to the heat-conducting plates 17, so that the cooling liquid inside the cooling pipe 15 can be replaced at regular time through the liquid discharge pipe 16.

In a preferred embodiment, a plurality of heat dissipation rods 19 are fixedly connected to the sides of the two heat dissipation plates 18 not opposite to each other, one ends of the plurality of heat dissipation rods 19 far away from the heat dissipation plates 18 penetrate through the surface of the casing 1, the fixing device 12 includes a mounting plate 120, a fixing plate 121 is fixedly connected to the lower surface of the mounting plate 120, and a connecting plate 122 is fixedly connected to the lower surface of the fixing plate 121, so as to dissipate heat inside the boiler through the heat dissipation plates 18.

As shown in fig. 2, a limiting groove 123 is formed on one side surface of each of the two support legs 10, an opening 124 is formed on each of the left and right side surfaces of the connecting plate 121, two sliding grooves 125 are formed in the connecting plate 121, return springs 126 are fixedly connected to the inner walls of the two sliding grooves 125, and a first sliding rod 127 and a second sliding rod 128 are fixedly connected to the other ends of the two return springs 126, so that the first sliding rod 127 and the second sliding rod 128 are driven to slide by the return springs 126.

As shown in fig. 2, one ends of the first sliding rod 127 and the second sliding rod 128, which are away from the return spring 126, are clamped inside the limiting groove 123, the lower surface of the connecting plate 121 is provided with two sliding openings 129, the lower surfaces of the first sliding rod 127 and the second sliding rod 128 are both fixedly connected with pull rods 1210, the two pull rods 1210 slide inside the sliding openings 129, the upper surface of the fixing plate 121 is fixedly connected with two insertion rods 1211, and the lower surface of the housing 1 is provided with two clamping grooves 1212, so that the first sliding rod 127 and the second sliding rod 128 are clamped inside the clamping grooves 1212, thereby fixing the fan 13.

In a preferred embodiment, two insertion rods 1211 are installed inside the clamping groove 1212, and a rotating motor 20 is fixedly connected to the bottom of the inner wall of the mounting plate 120, as shown in fig. 3, an output shaft of the rotating motor 20 is fixedly connected with a rotating shaft 21 through a coupling, and a top end of the rotating shaft 21 penetrates through the inside of the fan 13 and is fixedly connected with a plurality of blades 22, so that the rotating shaft 21 is driven by the rotating motor 20, thereby realizing the rotation of the fan 13.

The working process of the utility model is as follows:

during the use, through the inside of irritating the coolant liquid cooling box 3, in taking out the conveyer pipe 9 through drawing liquid pump 7 the coolant liquid, in the inside of carrying cooling tube 15 through conveyer pipe 9, make cooling tube 15 inside be filled with the coolant liquid, drive pivot 21 through rotating electrical machines 20 and rotate, the rotation of pivot 21 drives the flabellum 22 and rotates to blow wind to cooling tube 15, make the air conditioning of cooling tube 15 fill whole casing, thereby make the boiler cool down rapidly.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a power plant is with boiler desuperheating device, includes casing (1), its characterized in that, the left side fixed surface of casing (1) is connected with backup pad (2), the last fixed surface of backup pad (2) is connected with cooler bin (3), the last fixed surface of cooler bin (3) is connected with water inlet (4), the inside of water inlet (4) is equipped with stopper (5), the last fixed surface of stopper (5) is connected with pull ring (6), the last fixed surface of cooler bin (3) is connected with drawing liquid pump (7).

2. The power plant boiler overheating cooling device according to claim 1, wherein a liquid pumping pipe (8) is fixedly connected to a lower surface of the liquid pumping pump (7), a conveying pipe (9) is fixedly connected to an upper surface of the liquid pumping pump (7), two supporting legs (10) are fixedly connected to a lower surface of the casing (1), pulleys (11) are arranged on lower surfaces of the two supporting legs (10), a mounting opening is formed in a lower surface of the casing (1), and a fixing device (12) is mounted inside the mounting opening.

3. The power plant boiler overheating and cooling device according to claim 2, wherein a fan (13) is fixedly connected to the upper end of the fixing device (12), the fan (13) is arranged inside the casing (1), two air-permeable plates (14) are fixedly connected to the inner wall of the casing (1), a cooling pipe (15) is arranged between the two air-permeable plates (14), the left end of the cooling pipe (15) is fixedly connected with the conveying pipe (9), a liquid discharge pipe (16) is fixedly connected to the right end of the cooling pipe (15), heat-conducting plates (17) are fixedly connected to the left side and the right side of the inner wall of the casing (1), and heat-radiating plates (18) are fixedly connected to the surfaces of the two heat-conducting plates (17) which are not opposite.

4. The power plant boiler desuperheating device according to claim 3, wherein a plurality of heat dissipation rods (19) are fixedly connected to the sides of the two heat dissipation plates (18) which are not opposite to each other, one ends of the heat dissipation rods (19) far away from the heat dissipation plates (18) penetrate through the surface of the shell (1), the fixing device (12) comprises a mounting plate (120), a fixing plate (121) is fixedly connected to the lower surface of the mounting plate (120), and a connecting plate (122) is fixedly connected to the lower surface of the fixing plate (121).

5. The power plant boiler overheating and cooling device according to claim 4, wherein a limiting groove (123) is formed in each of opposite side surfaces of the two support legs (10), openings (124) are formed in each of left and right side surfaces of the connecting plate (122), two sliding grooves (125) are formed in the connecting plate (122), a return spring (126) is fixedly connected to an inner wall of each of the two sliding grooves (125), and a first sliding rod (127) and a second sliding rod (128) are fixedly connected to the other end of each of the two return springs (126).

6. The power plant boiler overheating cooling device according to claim 5, wherein one ends, far away from the return spring (126), of the first sliding rod (127) and the second sliding rod (128) are clamped inside the limiting groove (123), two sliding openings (129) are formed in the lower surface of the connecting plate (122), the lower surfaces of the first sliding rod (127) and the second sliding rod (128) are fixedly connected with pull rods (1210), the two pull rods (1210) slide inside the sliding openings (129), the upper surface of the fixing plate (121) is fixedly connected with two insert rods (1211), and the lower surface of the housing (1) is provided with two clamping grooves (1212).

7. The power plant boiler desuperheating device according to claim 6, characterized in that two said inserted rods (1211) are installed inside the joint groove (1212), the bottom fixedly connected with rotating electrical machine (20) of the inner wall of the mounting plate (120), the output shaft of the rotating electrical machine (20) passes through the shaft coupling fixedly connected with pivot (21), the top of the pivot (21) is worn to locate inside of the fan (13) and fixedly connected with a plurality of flabellum (22).