CN211119304U

CN211119304U - Exhaust device of boiler feed pump

Info

Publication number: CN211119304U
Application number: CN201922260007.8U
Authority: CN
Inventors: 姜春新
Original assignee: Jiangsu Weierte Pump Co ltd
Current assignee: Jiangsu Weierte Pump Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-28
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses an exhaust apparatus of boiler feed pump relates to boiler feed water technical field, the electric pressure cooker comprises a heater, one side fixedly connected with cold water pipe of heater, the opposite side fixedly connected with connecting pipe of heater, the one end fixedly connected with oxygen remover of heater is kept away from to the connecting pipe, one side fixedly connected with hot-water line of oxygen remover, the one end fixedly connected with feed pump of oxygen remover is kept away from to the hot-water line, one side fixedly connected with conveyer pipe of feed pump, the top fixedly connected with steam pipe of feed pump. This exhaust apparatus of boiler feed pump through setting up three steam pipe and three blast pipe, has solved the problem that can't produce steam and air in time to discharge with boiler feed pump, through setting up the heater, has reached the purpose of heating cold water in advance, and then has strengthened the deoxidation effect of oxygen remover.

Description

Exhaust device of boiler feed pump

Technical Field

The utility model relates to a boiler water supply technical field specifically is an exhaust apparatus of boiler feed pump.

Background

In the process of boiler water supply treatment technology, deoxidization is an indispensable link, because oxygen is a main corrosive substance of a boiler water supply system, if the oxygen is not removed in time, the boiler water supply system and parts can be corroded, corrosive substance iron oxide can enter a boiler and can be deposited or attached to the boiler pipe wall and a heated surface to form indissolvable and poor heat transfer iron scale, pit is formed on the inner wall of a pipeline, the resistance coefficient is increased, when the pipeline is seriously corroded, even pipeline explosion accidents can occur, because the discharge amount of steam and air generated by a boiler water supply pump is very high, the exhaust device of the existing boiler water supply pump cannot discharge steam and air generated by the boiler water supply pump in time, and before the boiler water supply pump supplies water, the boiler water supply pump usually carries out preliminary heat treatment by using the deoxidization device, because the water passing through the deoxidization device is cold water, the deoxidization device is required to carry out heating and deoxidization, the deoxidation effect of the deoxygenator is easily weakened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhaust apparatus of boiler feed pump to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an exhaust device of a boiler feed pump comprises a heater, wherein a cold water pipe is fixedly connected to one side of the heater, a connecting pipe is fixedly connected to the other side of the heater, an oxygen remover is fixedly connected to one end, away from the heater, of the connecting pipe, a hot water pipe is fixedly connected to one side of the oxygen remover, a feed pump is fixedly connected to one end, away from the oxygen remover, of the hot water pipe, a conveying pipe is fixedly connected to one side of the feed pump, a hot air pipe is fixedly connected to the top of the feed pump, an exhaust box is fixedly connected to one end, away from the feed pump, of the hot air pipe, a water collecting box is fixedly connected to the inside of the exhaust box, a gas collecting tank is fixedly connected to the top of the water collecting box, one end of the hot air pipe penetrates through the exhaust box and is fixedly connected with the gas collecting, the utility model discloses a gas collection tank, including steam pipe, exhaust pipe, gas collection tank, water collection tank, exhaust case, the equal fixedly connected with lag of surface of steam pipe and exhaust pipe, the through-hole has been seted up to the inner diapire of gas collection tank, the rear side fixedly connected with drain pipe of water collection tank, the rear side wall of exhaust case is run through to the one end of drain pipe, the rear side fixedly connected with fixed plate of exhaust case, the top fixedly connected with motor of fixed plate, the output fixedly connected with column spinner of.

Preferably, the through holes penetrate through the top wall of the water collecting tank, and the number of the hot air pipes and the number of the exhaust pipes are three.

Preferably, the hot air pipe is fixedly connected with a first one-way valve inside, and the exhaust pipe is fixedly connected with a second one-way valve inside.

Preferably, a control valve is fixedly connected to the inside of the drain pipe, and the control valve is located at the rear side of the exhaust box.

Preferably, one end of the exhaust pipe penetrates through the right side wall of the exhaust box and is fixedly connected with the top of the deoxygenator, and one end of the rotary column penetrates through the rear side wall of the exhaust box and is located inside the exhaust box.

Preferably, one end of the rotating column, which is far away from the motor, is fixedly connected with a cam, and the cam is positioned above the rubber sleeve.

Preferably, one end of the cold water pipe is fixedly connected with external water delivery equipment, and one end of the conveying pipe is fixedly connected with external boiler equipment.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this exhaust apparatus of boiler feed pump through setting up three steam pipe and three blast pipe, has solved the problem that can't produce steam and air in time to discharge with the boiler feed pump, through setting up the heater, has reached the purpose of heating cold water in advance, and then has strengthened the deoxidation effect of oxygen remover.

(2) This exhaust apparatus of boiler feed pump through setting up the lag, has avoided appearing scalding staff's accident because of the temperature rise of steam pipe and blast pipe, through setting up header tank, through-hole and drain pipe, has made things convenient for the emission of the inside water of air discharge box, through setting up rubber sleeve, motor, column spinner and cam, has improved the discharge effect of steam and air in the feed pump.

Drawings

FIG. 1 is a schematic view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the sectional structure of the exhaust box of the present invention;

FIG. 3 is a schematic view of a side view section structure of the exhaust box of the present invention

Fig. 4 is a schematic view of the three-dimensional structure of the exhaust box of the present invention.

In the figure: 1. a heater; 2. a cold water pipe; 3. a connecting pipe; 4. a deoxygenator; 5. a hot water pipe; 6. a feed pump; 7. a delivery pipe; 8. a hot gas pipe; 9. an exhaust box; 10. a water collection tank; 11. a gas collection tank; 12. a rubber sleeve; 13. an exhaust pipe; 14. a protective sleeve; 15. a through hole; 16. a drain pipe; 17. a fixing plate; 18. a motor; 19. a spin column; 20. a cam; 21. a control valve; 22. a first check valve; 23. a second one-way valve.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an exhaust device of a boiler feed pump comprises a heater 1, the aim of heating cold water in advance is fulfilled by arranging the heater 1, and further the deoxidation effect of an oxygen remover 4 is enhanced, one side of the heater 1 is fixedly connected with a cold water pipe 2, one end of the cold water pipe 2 is fixedly connected with external water delivery equipment, the other side of the heater 1 is fixedly connected with a connecting pipe 3, one end of the connecting pipe 3 far away from the heater 1 is fixedly connected with the oxygen remover 4, one side of the oxygen remover 4 is fixedly connected with a hot water pipe 5, one end of the hot water pipe 5 far away from the oxygen remover 4 is fixedly connected with a feed pump 6, one side of the feed pump 6 is fixedly connected with a conveying pipe 7, one end of the conveying pipe 7 is fixedly connected with the external boiler equipment, the top of the feed pump 6 is fixedly connected with a hot air pipe 8, the inside of the hot air pipe 8 is fixedly connected with a first one-way valve 22, the inside of the exhaust box 9 is fixedly connected with a water collecting tank 10, the top of the water collecting tank 10 is fixedly connected with a gas collecting tank 11, one end of a hot air pipe 8 penetrates through the exhaust box 9 and is fixedly connected with the gas collecting tank 11, the top of the gas collecting tank 11 is fixedly connected with a rubber sleeve 12, one side of the gas collecting tank 11 is fixedly connected with an exhaust pipe 13, one end of the exhaust pipe 13 penetrates through the right side wall of the exhaust box 9 and is fixedly connected with the top of the deoxygenator 4, the inside of the exhaust pipe 13 is fixedly connected with a second one-way valve 23, the number of the hot air pipe 8 and the number of the exhaust pipes 13 are three, the problem that steam and air generated by the boiler water feeding pump 6 cannot be timely discharged is solved by arranging the three hot air pipes 8 and the three exhaust pipes 13, the outer surfaces of the hot air pipe 8 and the exhaust pipe 13 are fixedly connected with a protective sleeve 14, and by arranging the, the inner bottom wall of the gas collection tank 11 is provided with a through hole 15, the through hole 15 penetrates through the top wall of the water collection tank 10, the rear side of the water collection tank 10 is fixedly connected with a drain pipe 16, the water collection tank 10, the through hole 15 and the drain pipe 16 are arranged to facilitate the discharge of water in the exhaust box 9, the inside of the drain pipe 16 is fixedly connected with a control valve 21, the control valve 21 is positioned at the rear side of the exhaust box 9, one end of the drain pipe 16 penetrates through the rear side wall of the exhaust box 9, the rear side of the exhaust box 9 is fixedly connected with a fixed plate 17, the top of the fixed plate 17 is fixedly connected with a motor 18, the output end of the motor 18 is fixedly connected with a rotary column 19, one end of the rotary column 19 penetrates through the rear side wall of the exhaust box 9 and is positioned in the exhaust box 9, one end of the rotary column 19 far away from the motor 18 is fixedly connected with, the discharging effect of the steam and the air in the water feeding pump 6 is improved.

The working principle is as follows: cold water enters the heater 1 through the cold water pipe 2 to be preheated, the preheated water is transported to the interior of the deoxygenator 4 through the connecting pipe 3 to be thermally deoxygenated, the deoxygenated water is transported to the interior of the water feed pump 6 through the hot water pipe 5, then the water is transported to the interior of the boiler through the delivery pipe 7 by the water feed pump 6, meanwhile, the secondary steam and air generated by the water supply pump 6 enter the interior of the gas collecting tank 11 through the hot air pipe 8, then the oxygen is discharged into the oxygen remover 4 through the exhaust pipe 13 to provide heat for the deoxidation of the oxygen remover 4, the motor 18 is started, the rotating column 19 drives the cam 20 to rotate, and the rubber sleeve 12 is repeatedly extruded, at the same time, through the cooperation between the first check valve 22 inside the hot air pipe 8 and the second check valve 23 inside the exhaust pipe 13, the gas in the water supply pump 6 is pumped, so that the gas in the water supply pump 6 can be fully discharged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An exhaust apparatus of a boiler feed water pump, comprising a heater (1), characterized in that: a cold water pipe (2) is fixedly connected to one side of the heater (1), a connecting pipe (3) is fixedly connected to the other side of the heater (1), an oxygen remover (4) is fixedly connected to one end, far away from the heater (1), of the connecting pipe (3), a hot water pipe (5) is fixedly connected to one side of the oxygen remover (4), a water feeding pump (6) is fixedly connected to one end, far away from the oxygen remover (4), of the hot water pipe (5), a conveying pipe (7) is fixedly connected to one side of the water feeding pump (6), a hot air pipe (8) is fixedly connected to the top of the water feeding pump (6), an exhaust box (9) is fixedly connected to one end, far away from the water feeding pump (6), of the hot air pipe (8), a water collecting box (10) is fixedly connected to the inside of the exhaust box (9), a gas collecting tank (11) is fixedly connected to the top of the water collecting box (10), one end of the hot air pipe, the utility model discloses a gas collection tank, including gas collection tank (11), top fixedly connected with rubber sleeve (12), one side fixedly connected with blast pipe (13) of gas collection tank (11), the equal fixedly connected with lag (14) of surface of steam pipe (8) and blast pipe (13), through-hole (15) have been seted up to the inner diapire of gas collection tank (11), rear side fixedly connected with drain pipe (16) of header tank (10), the rear side wall of exhaust case (9) is run through to the one end of drain pipe (16), rear side fixedly connected with fixed plate (17) of exhaust case (9), the top fixedly connected with motor (18) of fixed plate (17), the output fixedly connected with column spinner (19) of motor (18).

2. An exhaust apparatus of a boiler feed water pump according to claim 1, characterized in that: the through holes (15) penetrate through the top wall of the water collecting tank (10), and the number of the hot air pipes (8) and the number of the exhaust pipes (13) are three.

3. An exhaust apparatus of a boiler feed water pump according to claim 1, characterized in that: the inside fixedly connected with first check valve (22) of hot-air pipe (8), the inside fixedly connected with second check valve (23) of blast pipe (13).

4. An exhaust apparatus of a boiler feed water pump according to claim 1, characterized in that: the interior of the drain pipe (16) is fixedly connected with a control valve (21), and the control valve (21) is positioned on the rear side of the exhaust box (9).

5. An exhaust apparatus of a boiler feed water pump according to claim 1, characterized in that: one end of the exhaust pipe (13) penetrates through the right side wall of the exhaust box (9) and is fixedly connected with the top of the deoxygenator (4), and one end of the rotary column (19) penetrates through the rear side wall of the exhaust box (9) and is located inside the exhaust box (9).

6. An exhaust apparatus of a boiler feed water pump according to claim 1, characterized in that: one end, far away from the motor (18), of the rotating column (19) is fixedly connected with a cam (20), and the cam (20) is located above the rubber sleeve (12).

7. An exhaust apparatus of a boiler feed water pump according to claim 1, characterized in that: one end of the cold water pipe (2) is fixedly connected with external water delivery equipment, and one end of the conveying pipe (7) is fixedly connected with external boiler equipment.