CN218954884U

CN218954884U - Flue gas recirculation device

Info

Publication number: CN218954884U
Application number: CN202223354593.0U
Authority: CN
Inventors: 赵天球
Original assignee: Qingdao Hengze Yuke Industry And Trade Co ltd
Current assignee: Qingdao Hengze Yuke Industry And Trade Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-02
Anticipated expiration: 2032-12-15

Abstract

The utility model provides a smoke recirculating device, which comprises a water tank, wherein the lower part of the right side surface of the water tank is in threaded connection with a first water outlet valve, a smoke pipe is inserted in the position, which is far to the left, of the upper surface of the water tank, the lower end of the smoke pipe penetrates through the water tank and extends out of the water tank, a pressing plate is arranged at the opening of the smoke pipe, the upper surface of the pressing plate is fixedly connected with an electric push rod, the movable end of the electric push rod penetrates through the pressing plate and is fixedly connected with a cleaning brush, the lower end of the smoke pipe is inserted with an ash box, one side surface of the ash box is fixedly provided with a water pipe, one end of the water pipe, which is far away from the ash box, is fixedly connected with a cut-off valve, one end of the cut-off valve, which is far away from the water pipe, is fixedly connected with the lower surface of the water tank, one side surface of the ash box, which is far away from the water pipe, is fixedly connected with a second water outlet valve, one position, which is higher than the water tank, of the side surface of the smoke pipe is fixedly connected with a smoke outlet valve, and one position, which is lower than the water tank, of the side surface of the smoke pipe is fixedly connected with a smoke inlet valve.

Description

Flue gas recirculation device

Technical Field

The utility model relates to a flue gas recirculation device, and belongs to the field of gas boilers.

Background

The technology for converting heat energy by using fuel gas energy is characterized in that the fuel gas is put into a boiler to burn, so that the fuel gas releases heat energy for use, the fuel gas burns to generate some smoke, and the smoke also contains a part of heat energy, so that the heat energy in the smoke can be treated by the prior art, the recycling of the heat energy is realized, and the inner wall of a usable smoke pipe can be attached to ash for a long time to form dirt, so that the heat energy is prevented from being transmitted, and the recycling effect of the heat energy is poor.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide a flue gas recirculation device for solving the problems in the background art, and the flue gas recirculation device can achieve the effect of better heat energy transmission by cleaning the ash on the inner wall of a flue gas pipe so as not to obstruct heat energy transmission.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a flue gas recirculation ware, includes the water tank, water tank upper surface is the opening form towards the right side position, water tank opening part is through screw fixed mounting has the apron, first play water valve of water tank right side lower part threaded connection, the flue gas pipe of vertical arrangement is installed to water tank upper surface towards left side position, flue gas pipe lower extreme runs through the water tank and extends to outside the water tank, flue gas pipe upper surface is the opening form, detachable clamp plate is installed to flue gas pipe opening part, clamp plate upper surface fixed connection vertical electric putter, electric putter expansion end runs through clamp plate and fixed connection is used for clearing up the clearance brush of flue gas pipe inner wall, the clearance brush is in the flue gas pipe, the lower extreme of flue gas pipe is installed and is used for storing the cigarette ash box, a cigarette ash box side fixed mounting water pipe, the one end fixed connection cut-off valve of water pipe, the one end fixed connection of cut-off valve deviates from the lower surface at the water tank of water pipe, the one side that the flue ash box deviates from the water pipe is seted up the through-hole, a second play water valve of fixed connection in the through-hole, a side is higher than a flue gas pipe fixed connection flue gas pipe is located a position of water tank and is connected in a flue gas pipe fixed connection lower side.

Further, the vertical motor of fixed surface connection on the water tank, motor output runs through the water tank and fixed connection connecting rod, the connecting rod is in the water tank, a plurality of ampere holes have evenly been seted up to the connecting rod surface, a plurality of equal fixed connection is used for stirring puddler that the water flows in An Chakong.

Further, an observation port is formed in the front surface of the ash tray, and glass is fixedly installed in the observation port.

Further, a threaded hole is formed in the lower portion of the right side face of the water tank, and the threaded hole is connected with a first water outlet valve through threads.

Further, the sealing gasket for preventing water outflow is fixedly connected to the outer peripheral surface of the cover plate, and a handle is arranged in the middle of the upper surface of the cover plate.

Further, the water tank is fixedly provided with supporting legs at four corners, and the supporting legs are arranged vertically.

The utility model has the beneficial effects that:

the cleaning brush is driven to slide up and down through the extension of the vertical electric push rod, so that the ash on the inner wall of the flue gas pipe is removed, the ash is not attached to the inner wall of the ash pipe, and the heat energy transmission in the flue gas pipe is not hindered.

The cigarette case has been installed to the trachea lower extreme, in pushing the cigarette ash to the cigarette ash case, prevent that cigarette ash from entering into the intraductal random of flue again and drifting away, the water tank is connected to cigarette ash case side, get into the cigarette ash case through the shut-off valve of opening with a part water in the water tank, make water and cigarette ash fuse, add water and can prevent that cigarette ash from being vaporific reentrant to the intraductal of flue, when the water reaches the cigarette ash case upper surface, close the shut-off valve, and the one side fixed mounting that the cigarette ash case deviates from the shut-off valve has the second valve that goes out, open the second valve that goes out, outside the water that will contain cigarette ash was discharged the cigarette ash case, can prevent that cigarette ash from drifting away at random.

Starting the motor, driving the connecting rod fixedly connected with the output end to rotate through the rotation of the motor, and inserting a stirring rod on the outer surface of the connecting rod, so that the water body in the water tank can be in a flowing state in a stirring mode, and the heat energy in the flue gas pipe can be better diffused in the water body, thereby accelerating the heat utilization rate.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of a flue gas recirculation system according to the present utility model;

FIG. 2 is a cross-sectional view of a flue gas recirculation system according to the present utility model;

FIG. 3 is a cross-sectional view of a water tank in a flue gas recirculation device according to the present utility model;

FIG. 4 is a perspective view of a connecting rod in a flue gas recirculation system according to the present utility model;

in the figure: the cleaning brush comprises a 1-electric push rod, a 2-pressing plate, a 3-smoke pipe, a 4-smoke outlet valve, a 5-motor, a 6-cover plate, a 7-handle, an 8-water tank, a 9-first water outlet valve, a 10-supporting leg, an 11-cut-off valve, a 12-water pipe, a 13-ash tray, a 14-second water outlet valve, a 15-smoke inlet valve, a 16-stirring rod, a 17-connecting rod, 18-An Chakong, a 19-first threaded hole, a 20-observation hole and a 21-cleaning brush.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1, 2 and 3, the present utility model provides a technical solution: a smoke recirculation device comprises a water tank 8, the upper surface of the water tank 8 is open to the right, a cover plate 6 with an external surface fixedly connected with a sealing pad is arranged at the opening of the water tank 8 through screws, the cover plate 6 is added to prevent the outflow of water, a handle 7 for providing a gripping carrier for the cover plate 6 is also arranged at the middle position of the upper surface of the cover plate 6, a threaded hole 19 is arranged at the lower position of the right side surface of the water tank 8, a first water outlet valve 9 for controlling the water body in the water tank 8 to be conveyed is connected with the threaded hole 19 in a threaded way, a smoke pipe 3 with the upper surface in an open shape is arranged at the upper surface of the water tank 8 in a way of being inserted at the left side, the lower end of the smoke pipe 3 penetrates through the water tank 8 and extends out of the water tank 8, a smoke outlet valve 4 for discharging smoke is fixedly connected at a position of the side surface of the smoke pipe 3 higher than the water tank 8, a position of the side surface of the smoke pipe 3 lower than the water tank 8 is fixedly connected with a smoke inlet valve 15, the smoke inlet valve 15 is connected with the smoke discharging end of the boiler, so that smoke generated by burning fuel gas in the boiler can enter the smoke tube 3, when the inner wall of the smoke tube 3 is cleaned, the smoke inlet valve 15 and the smoke outlet valve 4 are closed, so that ash can be prevented from drifting into the boiler and air at will, the detachable pressing plate 2 is further arranged at the opening of the smoke tube 3, the ash can be prevented from drifting into the air when the smoke tube 3 is cleaned by adding the pressing plate 2, the upper surface of the pressing plate 2 is fixedly connected with the vertical electric push rod 1, the movable end of the electric push rod 1 penetrates through the pressing plate 2 and is fixedly connected with the cleaning brush 21 for cleaning the inner wall of the smoke tube 3, the cleaning brush 21 is driven to slide up and down by the extension of the vertical electric push rod 1, the ash on the inner wall of the smoke tube is cleaned, the ash is prevented from adhering to the inner wall of the ash tube 3, thereby the heat energy transmission in the smoke tube 3 can not be hindered, an ash tray 13 for storing ash is inserted at the lower end of the smoke tube 3, and the ash is pushed into the ash tray 13 to prevent the ash from entering the smoke tube again and floating randomly.

As shown in fig. 1 and 2, a water pipe 12 is fixedly installed on one side of an ash tray 13, one end of the water pipe 12, which is far away from the ash tray 13, is fixedly connected with a stop valve 11, one end of the stop valve 11, which is far away from the water pipe 12, is fixedly connected with the lower surface of a water tank 8, a part of water body in the water tank 8 enters the ash tray 13 through the opened stop valve 11, so that water is fused with ash, added water can prevent the ash from entering the flue gas pipe 3 again in a mist form, when the water body reaches the upper surface of the ash tray 13, the stop valve 11 is closed, an observation port 20 is formed in the front surface of the ash tray 13, glass is fixedly installed in the observation port 20, the water level condition in the ash tray 13 is conveniently observed, a second water outlet valve 14 is fixedly installed on one surface of the ash tray 13, which is far away from the water pipe 12, and the second water outlet valve 14 is opened, so that the water body containing the ash is discharged out of the ash tray 13, and the ash tray can be prevented from floating randomly.

As shown in fig. 1, fig. 2 and fig. 4, the vertical motor 5 is fixedly connected to the upper surface of the water tank 8, the motor 5 is started, the connecting rod 17 fixedly connected with the output end is driven to rotate through the rotation of the motor 5, a plurality of safety holes 18 are uniformly formed in the outer surface of the connecting rod 17, stirring rods 16 are fixedly connected in the safety holes 18, the water body in the water tank 8 can be in a flowing state in a stirring mode, and heat energy in the flue gas pipe 3 is better diffused in the water body, so that the heat utilization rate is accelerated.

As shown in fig. 1, the water tank 8 is fixedly provided with vertically arranged supporting legs 10 at four corners, and the supporting legs 10 can be added to provide installation space for ash tray 13 and other devices.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A flue gas recirculation device comprising a water tank (8), characterized in that: the upper surface of the water tank (8) is open, a cover plate (6) is fixedly arranged at the opening of the water tank (8) through screws, a first water outlet valve (9) is connected at the lower part of the right side of the water tank (8) through threads, a vertically arranged flue gas pipe (3) is inserted at the lower part of the upper surface of the water tank (8), the lower end of the flue gas pipe (3) penetrates through the water tank (8) and extends out of the water tank (8), the upper surface of the flue gas pipe (3) is open, a detachable pressing plate (2) is arranged at the opening of the flue gas pipe (3), a vertical electric push rod (1) is fixedly connected to the upper surface of the pressing plate (2), a cleaning brush (21) for cleaning the inner wall of the flue gas pipe (3) is fixedly connected to the movable end of the pressing plate (1), an ash box (13) for storing ash is inserted at the lower end of the flue gas pipe (3), a water pipe (12) is fixedly arranged at one side of the ash box (13), one side of the ash box (12) is far away from the water pipe (12) and is fixedly connected with one end (11) of the water pipe (12) away from the water pipe (11), the second water outlet valve (14) is fixedly connected in the through hole, the smoke outlet valve (4) is fixedly connected at a position, higher than the water tank (8), of the side face of the smoke pipe (3), and the smoke inlet valve (15) is fixedly connected at a position, lower than the water tank (8), of the side face of the smoke pipe (3).

2. A flue gas recirculation system according to claim 1, wherein: the utility model discloses a stirring device for water body stirring, including water tank (8), vertical motor (5) of fixed surface connection on water tank (8), motor (5) output runs through water tank (8) and fixed connection connecting rod (17), connecting rod (17) are in water tank (8), a plurality of ampere jack (18) have evenly been seted up to connecting rod (17) surface, a plurality of in the ampere jack (18) equal fixed connection is used for stirring puddler (16) that the water flows.

3. A flue gas recirculation system according to claim 1, wherein: an observation port (20) is formed in the front surface of the ash tray (13), and glass is fixedly installed in the observation port (20).

4. A flue gas recirculation system according to claim 1, wherein: a threaded hole (19) is formed in the lower portion of the right side face of the water tank (8), and the threaded hole (19) is internally connected with a first water outlet valve (9) through threads.

5. A flue gas recirculation system according to claim 1, wherein: the sealing gasket for preventing water outflow is fixedly connected to the peripheral surface of the cover plate (6), and a handle (7) is arranged in the middle of the upper surface of the cover plate (6).

6. A flue gas recirculation system according to claim 1, wherein: the water tank (8) is fixedly provided with supporting legs (10) at four corners, and the supporting legs (10) are vertically arranged.