CN218237513U

CN218237513U - Device for removing condensed water in boiler flue gas

Info

Publication number: CN218237513U
Application number: CN202221995971.0U
Authority: CN
Inventors: 高鸿英
Original assignee: Harbin Yong'an Boiler Installation Co ltd
Current assignee: Harbin Yong'an Boiler Installation Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-01-06
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a condensate water remove device in boiler flue gas relates to boiler equipment technical field, including the condensation body, the right-hand member face fixedly connected with intake pipe of condensation body, the left end face demountable installation of condensation body has the connecting pipe, the lateral wall upper portion fixedly connected with of condensation body cover that admits air, connecting pipe left end face fixedly connected with ring flange, the inner chamber of connecting pipe is provided with dry mechanism. The utility model discloses, through the cooperation of intake pipe, condensation body and connecting pipe etc. can tentatively get rid of the comdenstion water in the high temperature flue gas, through the setting of drying mechanism, can further get rid of the comdenstion water in the low temperature flue gas further, guaranteed the combustor operating mass at the during operation and the normal life of combustor.

Description

Device for removing condensed water in boiler flue gas

Technical Field

The utility model relates to a boiler equipment technical field especially relates to a condensate water remove device in boiler flue gas.

Background

The steam boiler is an industrial boiler which heats water to certain parameters and produces high-temperature steam, and belongs to special equipment. When the steam boiler works, the burner is firstly ignited, fuel enters a main combustion chamber of the steam boiler from a fire outlet of the burner to be combusted, flame directly reaches the bottom of a hearth and directly heats water in a boiler barrel, then high-temperature flue gas returns to the front part of the hearth through a primary return smoke pipe and enters a secondary return smoke pipe through a front smoke box, and finally, low-temperature flue gas after full heat exchange passes through a rear smoke box to reach a flue gas outlet; the water in the drum generates high-temperature steam through heat exchange.

However, in the low nitrogen modification of the gas-fired boiler at present, if the FGR flue gas external circulation technology is adopted, part of the flue gas extracted from a chimney at the tail of the boiler contains a certain amount of water vapor, and if the flue gas directly enters a combustor and is mixed with fresh air for cooling, the water vapor can be changed into liquid water and is attached to a flame sensor fitting, so that the accuracy of flame detection is greatly influenced, and the combustor is in failure; meanwhile, the condensate of the water vapor can reduce the service life of the parts and even damage part of the parts, thereby greatly increasing the maintenance cost of the equipment. Therefore, the application provides a device for removing condensed water in boiler flue gas, which solves the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a device for removing condensed water in boiler flue gas.

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

the utility model provides a condensate water remove device in boiler flue gas, includes the condensation body, the right-hand member face fixedly connected with intake pipe of condensation body, the left end face demountable installation of condensation body has the connecting pipe, the lateral wall upper portion fixedly connected with of condensation body cover that admits air, connecting pipe left end face fixedly connected with ring flange, the inner chamber of connecting pipe is provided with dry mechanism.

Preferably, a plurality of holes are formed in the air inlet cover, the dustproof pad is laid on the air inlet cover, a return pipe is fixedly connected to the middle of the lower end face of the condensation pipe body, and a one-way water valve is arranged on the return pipe.

Preferably, the one-way water valve is a Weipeng PT-25 condensation check valve.

Preferably, a plurality of internal thread holes are formed in the flange plate, and the flange plate is communicated with an air inlet of the combustor through matching screws of the internal thread holes.

Preferably, drying mechanism includes impeller, support frame, connecting rod, puddler and deposits the frame, the inside wall left side fixedly connected with support frame of connecting pipe, the inner chamber of support frame rotates and is connected with the connecting rod, the left end face fixedly connected with impeller of connecting rod, the right-hand member face fixedly connected with puddler of connecting rod, the frame is deposited to the inside wall right side fixedly connected with of connecting pipe.

Preferably, the connecting rod with deposit frame through connection, the puddler slides in the inner chamber of depositing the frame, deposit the inner chamber of frame and placed the active carbon granule, the filling active carbon granule accounts for two-thirds of depositing frame inner chamber volume.

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

1. the utility model discloses, cooperation ring flange is with the fixed back of air intake end of connecting pipe and combustor, when the combustor operation starts, the negative-pressure air fan of the air intake end department of combustor can make the high temperature flue gas pass through the intake pipe and get into the condenser pipe internal, because the setting of admitting air cover, the high temperature flue gas can mix at the inner chamber of condenser pipe body with outside normal atmospheric temperature air this moment, hot flue gas temperature reduces fast this moment, and convert the gaseous state water in the flue gas into liquid water, and drip to the condenser pipe internal, discharge from the back flow, final microthermal hot flue gas will get into in the combustor through the connecting pipe, thereby can effectively avoid the comdenstion water to get into the inner chamber of combustor, the service life of the air conditioner is prolonged.

2. The utility model discloses, after microthermal hot flue gas got into the connecting tube, placed a large amount of active carbon particle through the inner chamber of depositing the frame to can be further adsorb the steam that carries in the low temperature hot flue gas, further guaranteed the quality that whole device got rid of the comdenstion water.

Drawings

FIG. 1 is a schematic view of the overall structure of a boiler flue gas condensate removal device according to the present invention;

FIG. 2 is a schematic left-view overall structure diagram of a device for removing condensed water from boiler flue gas according to the present invention;

fig. 3 is a schematic view of a sectional structure of a connecting pipe of a device for removing condensed water from boiler flue gas according to the present invention.

In the figure: 1. a condensation pipe body; 11. an air intake hood; 12. a return pipe; 2. an air inlet pipe; 3. a connecting pipe; 4. a flange plate; 5. a drying mechanism; 51. an impeller; 52. a support frame; 53. a connecting rod; 54. a stirring rod; 55. and (7) storing the frame.

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.

Referring to fig. 1-3, a condensate water removing device in boiler flue gas, including condensation body 1, the right-hand member face fixedly connected with intake pipe 2 of condensation body 1, the left end face demountable installation of condensation body 1 has connecting pipe 3, the lateral wall upper portion fixedly connected with of condensation body 1 cover 11 that admits air, 3 left end face fixedly connected with ring flanges 4 of connecting pipe, the inner chamber of connecting pipe 3 is provided with drying mechanism 5.

Referring to fig. 1-2, wherein, a plurality of holes are arranged on the air inlet cover 11, a dustproof pad is laid on the air inlet cover 11, the middle part of the lower end surface of the condensation tube body 1 is fixedly connected with a return pipe 12, a one-way water valve is arranged on the return pipe 12, the one-way water valve is a Weipeng PT-25 condensation check valve, a plurality of internal thread holes are arranged on the flange plate 4, and the flange plate 4 is communicated with an air inlet of a burner through the internal thread holes and screws;

through the setting of above-mentioned structure, cooperation flange dish 4 is fixed the back with the air intake of connecting pipe 3 with the combustor, when the combustor operation starts, the negative-pressure air fan of the air intake department of combustor can make the high temperature flue gas pass through intake pipe 2 and get into condensation body 1 in, because the setting of cover 11 admits air, the high temperature flue gas can mix at condensation body 1's inner chamber with outside normal atmospheric temperature air this moment, hot flue gas temperature reduces fast this moment, and convert the gaseous water in the flue gas into liquid water, and drip to condensation body 1 in, discharge from back flow 12, final microthermal hot flue gas will pass through in connecting pipe 3 gets into the combustor, thereby can effectively avoid the inner chamber that the comdenstion water got into the combustor, the service life of the air conditioner is prolonged.

Referring to fig. 1-3, wherein the drying mechanism 5 includes an impeller 51, a support frame 52, a connecting rod 53, a stirring rod 54 and a storage frame 55, the support frame 52 is fixedly connected to the left side of the inner side wall of the connecting pipe 3, the connecting rod 53 is rotatably connected to the inner cavity of the support frame 52, the impeller 51 is fixedly connected to the left end face of the connecting rod 53, the stirring rod 54 is fixedly connected to the right end face of the connecting rod 53, the storage frame 55 is fixedly connected to the right side of the inner side wall of the connecting pipe 3, the connecting rod 53 is connected to the storage frame 55 in a penetrating manner, the stirring rod 54 slides in the inner cavity of the storage frame 55, activated carbon particles are placed in the inner cavity of the storage frame 55, and the filled activated carbon particles occupy two thirds of the volume of the inner cavity of the storage frame 55;

through the setting of above-mentioned structure, after microthermal hot flue gas got into in the connecting pipe 3, placed a large amount of active carbon particles through the inner chamber of depositing frame 55 to can be further adsorb the steam that carries in the low temperature hot flue gas, further guaranteed the quality that whole device got rid of the comdenstion water.

The utility model discloses in, cooperation flange dish 4 is fixed back with the air intake of connecting pipe 3 with the combustor, when the combustor operation starts, the negative-pressure air fan of the air intake department of combustor can make the high temperature flue gas pass through intake pipe 2 and get into in the condensation body 1, because the setting of cover 11 admits air, the high temperature flue gas can mix at the inner chamber of condensation body 1 with outside normal atmospheric temperature air this moment, hot flue gas temperature reduces fast this moment, and convert the gaseous state water in the flue gas into liquid water, and drip to in the condensation body 1, discharge from back flow 12, final microthermal hot flue gas will pass through in the connecting pipe 3 gets into the combustor, thereby can effectively avoid the inner chamber that the comdenstion water gets into the combustor, the service life is prolonged, after microthermal hot flue gas gets into connecting pipe 3, a large amount of active carbon particles have been placed through the inner chamber of depositing frame 55, thereby can adsorb the steam that carries in the low temperature hot flue gas, the quality that whole device got rid of the comdenstion water was got rid of has been guaranteed, when low temperature flue gas passes through intake pipe 2, low temperature flue gas can drive 51 and make connecting rod 53 rotate, connecting rod 54 inner chamber of depositing frame 55 rotates, the inner chamber that the stirring rod, the stirring has carried out the low temperature contact of the low temperature and has carried out the quality of the active carbon particles, the flue gas is carried on the practicality.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The device for removing the condensed water in the boiler flue gas comprises a condensation pipe body (1) and is characterized in that an air inlet pipe (2) is fixedly connected to the right end face of the condensation pipe body (1), a connecting pipe (3) is detachably mounted on the left end face of the condensation pipe body (1), an air inlet cover (11) is fixedly connected to the upper portion of the outer side wall of the condensation pipe body (1), a flange plate (4) is fixedly connected to the left end face of the connecting pipe (3), and a drying mechanism (5) is arranged in an inner cavity of the connecting pipe (3).

2. The device for removing the condensed water in the boiler flue gas as claimed in claim 1, wherein a plurality of holes are formed in the air inlet cover (11), a dustproof pad is paved on the air inlet cover (11), a return pipe (12) is fixedly connected to the middle of the lower end face of the condensation pipe body (1), and a one-way water valve is arranged on the return pipe (12).

3. The apparatus of claim 2, wherein the one-way water valve is a Venenbo PT-25 condensation check valve.

4. The device for removing the condensed water in the boiler flue gas as claimed in claim 1, wherein a plurality of internal threaded holes are formed in the flange plate (4), and the flange plate (4) is communicated with an air inlet of the combustor through the internal threaded holes and matched screws.

5. The device for removing the condensed water in the boiler flue gas according to claim 1, wherein the drying mechanism (5) comprises an impeller (51), a support frame (52), a connecting rod (53), a stirring rod (54) and a storage frame (55), the support frame (52) is fixedly connected to the left side of the inner side wall of the connecting pipe (3), the connecting rod (53) is rotatably connected to the inner cavity of the support frame (52), the impeller (51) is fixedly connected to the left end face of the connecting rod (53), the stirring rod (54) is fixedly connected to the right end face of the connecting rod (53), and the storage frame (55) is fixedly connected to the right side of the inner side wall of the connecting pipe (3).

6. The device for removing the condensed water in the boiler flue gas as recited in claim 5, wherein the connecting rod (53) is connected with the storage frame (55) in a penetrating way, the stirring rod (54) slides in the inner cavity of the storage frame (55), activated carbon particles are placed in the inner cavity of the storage frame (55), and the filled activated carbon particles occupy two thirds of the volume of the inner cavity of the storage frame (55).