CN220736735U

CN220736735U - Recovery equipment of steam waste heat boiler

Info

Publication number: CN220736735U
Application number: CN202322178219.8U
Authority: CN
Inventors: 罗风华
Original assignee: Chengdu Hezhong Operation And Maintenance Technology Co ltd
Current assignee: Chengdu Hezhong Operation And Maintenance Technology Co ltd
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2024-04-09
Anticipated expiration: 2033-08-14

Abstract

The utility model discloses recovery equipment of a steam waste heat boiler, which relates to the technical field of waste heat boilers and comprises a boiler body, wherein a filtering mechanism is arranged outside the boiler body and comprises a filtering box, the inner wall of the filtering box is connected with a sealing frame in a sliding manner, the inner wall of the sealing frame is fixedly connected with a high-temperature-resistant filter screen, the outer surface of the sealing frame is fixedly connected with a limiting seat, the outer surface of the filtering box is fixedly connected with a guide seat, the inner wall of the guide seat is connected with a limiting plate in a sliding manner, and the limiting plate is matched with the limiting seat. According to the utility model, through the arrangement of the furnace body and the filtering mechanism, high-temperature waste gas entering the furnace body can be filtered, so that the phenomenon that the heat exchange tubes are required to be cleaned frequently due to the fact that smoke dust in more high-temperature waste gas is attached to the surfaces of the heat exchange tubes is avoided, the cleaning frequency of the heat exchange tubes in the furnace body is reduced, the cleaning cost is saved, and the use is convenient.

Description

Recovery equipment of steam waste heat boiler

Technical Field

The utility model relates to the technical field of waste heat boilers, in particular to a recovery device of a steam waste heat boiler.

Background

The steam waste heat boiler, as the name implies, is a boiler which heats water into steam by utilizing the waste heat of high-temperature waste gas in various industrial processes, and the steam waste heat boiler can recycle and reuse the waste heat generated in the industrial processes, and has the advantages of low carbon, environmental protection, energy conservation and emission reduction.

According to the recovery of exhaust heat of a steam exhaust heat boiler of a color-coated plate production line disclosed in the patent No. CN216716270U, the device carries out heat exchange on fresh air at the room temperature of 20 ℃ collected from a self-coating machine room and a paint mixing room through a primary heat exchanger, and the fresh air is heated to about 100 ℃ and then is sent to a secondary heat exchanger for heat exchange, the temperature of the fresh air after heat exchange is about 300 ℃, and then the fresh air is sent to a curing furnace, so that the heat lost in the heating process of a steel plate is supplemented, and further recycling of heat energy in discharged flue gas is realized.

However, in the implementation process of the technical scheme of the patent, high-temperature waste gas entering the steam waste heat boiler is inconvenient to filter, the high-temperature waste gas generally contains some smoke dust, when the smoke dust enters the steam waste heat boiler, the smoke dust is attached to the surface of the heat exchange tube, and in order to ensure the heat exchange effect, the smoke dust attached to the surface of the heat exchange tube needs to be cleaned frequently. Thus, a steam waste heat boiler recovery apparatus is proposed herein.

Disclosure of Invention

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides recovery equipment of a steam waste heat boiler.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a steam exhaust-heat boiler recovery plant, includes the furnace body, the outside of furnace body is provided with filtering mechanism, filtering mechanism includes the rose box, the inner wall sliding connection of rose box has sealed frame, the inner wall fixedly connected with high temperature resistant filter screen of sealed frame, the surface fixedly connected with spacing seat of sealed frame, the surface fixedly connected with guide holder of rose box, the inner wall sliding connection of guide holder has the limiting plate, limiting plate and spacing seat looks adaptation, a side fixedly connected with operation panel of spacing seat is kept away from to the limiting plate, an operation panel is close to two springs of a side fixedly connected with of guide holder, two the equal fixedly connected with in the surface of guide holder of one end of operation panel is kept away from to the spring.

Above-mentioned, the filter tank is kept away from the fixed intercommunication of a side of furnace body and is had the intake pipe, the filter tank is close to the fixed intercommunication of a side of furnace body and is had communicating pipe, the one end of keeping away from the filter tank of communicating pipe is fixed to be linked together at the surface of furnace body, and high temperature waste gas gets into the inside of furnace body through communicating pipe after filtering.

Above-mentioned, the surface flange joint of furnace body has the bell, a side fixed intercommunication that the furnace body was kept away from to the bell has the outlet duct, through dismantling the bell, can clear up the heat exchange tube in the furnace body.

Above-mentioned, the top of furnace body is provided with the water tank, the bottom surface fixedly connected with of water tank two symmetrical support columns, two the equal fixed connection in the surface of furnace body of bottom of support column, the support column plays the support fixed action for the water tank.

Above-mentioned, the bottom surface fixedly connected with water pump of water tank, the input fixed intercommunication of water pump is in the bottom surface of water tank, the output fixed intercommunication of water pump has the check valve, and the check valve can avoid water or steam to follow check valve downwardly upward transport.

Above-mentioned, the inner wall fixedly connected with heat exchange tube of furnace body, the one end that the heat exchange tube is close to the check valve runs through the furnace body and extends to the top of furnace body, the one end that the heat exchange tube is close to the check valve is fixed to be linked together in the bottom surface of check valve, the one end that the heat exchange tube was kept away from the check valve runs through the furnace body and extends to the below of furnace body, and the heat exchange tube can carry out heat transfer with high temperature waste gas to with the intraductal water heating of heat exchange into steam.

The beneficial effects are that:

compared with the prior art, the recovery device of the steam waste heat boiler has the following beneficial effects:

1. according to the utility model, through the arrangement of the furnace body and the filtering mechanism, high-temperature waste gas entering the furnace body can be filtered, so that the phenomenon that the heat exchange tubes are required to be cleaned frequently due to the fact that smoke dust in more high-temperature waste gas is attached to the surfaces of the heat exchange tubes is avoided, the cleaning frequency of the heat exchange tubes in the furnace body is reduced, the cleaning cost is saved, and the use is convenient.

2. According to the utility model, through the arrangement of the water tank, the water pump, the one-way valve and the heat exchange tube, the water pump is controlled to operate, the water pump pumps water in the water tank into the heat exchange tube, high-temperature waste gas enters the furnace body after being filtered, the high-temperature waste gas transfers heat to water through the heat exchange tube, so that the water is heated into steam, and the steam is output from one end of the heat exchange tube far away from the one-way valve, thereby realizing waste heat recovery in the high-temperature waste gas and reducing heat waste.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a filter box and a limiting plate according to the present utility model;

FIG. 3 is a schematic view of the split structure of the filter box and the sealing frame of the present utility model;

FIG. 4 is a schematic view of the split structure of the furnace body and the furnace cover of the present utility model.

In the figure:

1. a furnace body;

2. a filtering mechanism; 21. a filter box; 22. a sealing frame; 23. a high temperature resistant filter screen; 24. a limit seat; 25. a guide seat; 26. a limiting plate; 27. an operation panel; 28. a spring; 29. an air inlet pipe; 210. a communicating pipe;

3. a furnace cover; 4. an air outlet pipe; 5. a support column; 6. a water tank; 7. a water pump; 8. a one-way valve; 9. a heat exchange tube.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a steam exhaust-heat boiler recovery plant, includes furnace body 1, and the surface flange joint of furnace body 1 has bell 3, through dismantling bell 3, can clear up heat exchange tube 9 in the furnace body 1, and the fixed intercommunication of a side that furnace body 1 was kept away from to bell 3 has outlet duct 4, and waste gas in the furnace body 1 passes through the outside of outlet duct 4 discharge furnace body 1.

The top of furnace body 1 is provided with water tank 6, is provided with the water pipe on the water tank 6, and the bottom surface fixedly connected with of water tank 6 two symmetrical support columns 5, the equal fixed connection in the surface of furnace body 1 of bottom of two support columns 5, support column 5 play the supporting and fixing effect for water tank 6.

The bottom surface fixedly connected with water pump 7 of water tank 6, the input fixed intercommunication of water pump 7 is in the bottom surface of water tank 6, and the output fixed intercommunication of water pump 7 has check valve 8, and check valve 8 can avoid water or steam to follow check valve 8 below upward transport.

The inner wall fixedly connected with heat transfer pipe 9 of furnace body 1, the one end that heat transfer pipe 9 is close to check valve 8 runs through furnace body 1 and extends to the top of furnace body 1, and the one end that heat transfer pipe 9 is close to check valve 8 is fixed to be linked together in the bottom surface of check valve 8, and the one end that check valve 8 was kept away from to heat transfer pipe 9 runs through furnace body 1 and extends to the below of furnace body 1, and heat transfer pipe 9 can carry out heat transfer with high temperature waste gas to with the interior water heating of heat transfer pipe 9 steam.

Referring to fig. 2 and 3, a filtering mechanism 2 is disposed outside the furnace body 1, the filtering mechanism 2 includes a filtering box 21, a sealing frame 22 is slidably connected to an inner wall of the filtering box 21, and a sealing gasket is disposed on an outer surface of the sealing frame 22, so that high-temperature exhaust gas cannot pass through a gap between the filtering box 21 and the sealing frame 22 when the sealing frame 22 is inserted into the filtering box 21.

The inner wall fixedly connected with high temperature resistant filter screen 23 of sealed frame 22, the surface fixedly connected with spacing seat 24 of sealed frame 22, the surface fixedly connected with guide holder 25 of rose box 21, the inner wall sliding connection of guide holder 25 has limiting plate 26, guide holder 25 plays the guide effect for the removal of limiting plate 26.

Limiting plate 26 and limit seat 24 looks adaptation, limiting plate 26 is kept away from a side fixedly connected with operation board 27 of limit seat 24, and operation board 27 is close to two springs 28 of a side fixedly connected with of guide holder 25, and spring 28 is slight tensile state when limiting plate 26 inserts in limit seat 24, and two springs 28 keep away from the equal fixed connection of one end of operation board 27 at the surface of guide holder 25, and the setting of spring 28 can avoid limiting plate 26 not to break away from in the limit seat 24 by the people.

An air inlet pipe 29 is fixedly communicated with one side surface of the filter box 21 far away from the furnace body 1, high-temperature waste gas enters the filter box 21 through the air inlet pipe 29, a communicating pipe 210 is fixedly communicated with one side surface of the filter box 21 close to the furnace body 1, one end of the communicating pipe 210 far away from the filter box 21 is fixedly communicated with the outer surface of the furnace body 1, and the high-temperature waste gas enters the furnace body 1 through the communicating pipe 210 after being filtered.

Working principle: during the use, high temperature waste gas carries to the rose box 21 inside through intake pipe 29, when high temperature waste gas passed high temperature resistant filter screen 23, smoke and dust in the high temperature waste gas is filtered by high temperature resistant filter screen 23, then high temperature waste gas passes through communicating pipe 210 and gets into the inside of furnace body 1, high temperature waste gas heats the interior water of heat exchange tube 9 and forms steam, pull operating panel 27 to keeping away from spacing seat 24 direction, make limiting plate 26 extract from spacing seat 24, spring 28 is stretched this moment, then can take sealing frame 22 out from rose box 21, then clear up smoke and dust on the high temperature resistant filter screen 23, then reverse operation, can install sealing frame 22 to rose box 21 inside, the device can filter the high temperature waste gas that gets into the inside of furnace body 1, the frequency of clearing up heat exchange tube 9 in the furnace body 1 has been reduced, the cost of saving the clearance.

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

Claims

1. Steam exhaust-heat boiler recovery plant, including furnace body (1), its characterized in that: the outside of furnace body (1) is provided with filtering mechanism (2), filtering mechanism (2) are including rose box (21), the inner wall sliding connection of rose box (21) has sealed frame (22), the inner wall fixedly connected with high temperature resistant filter screen (23) of sealed frame (22), the surface fixedly connected with spacing seat (24) of sealed frame (22), the surface fixedly connected with guide holder (25) of rose box (21), the inner wall sliding connection of guide holder (25) has limiting plate (26), limiting plate (26) and spacing seat (24) looks adaptation, a side fixedly connected with operating panel (27) of limiting plate (26) is kept away from spacing seat (24), a side fixedly connected with two springs (28) that operating panel (27) are close to guide holder (25), two the one end that operating panel (27) were kept away from to spring (28) is equal fixedly connected with at the surface of guide holder (25).

2. A steam exhaust heat boiler recovery apparatus according to claim 1, wherein: an air inlet pipe (29) is fixedly communicated with one side surface, far away from the furnace body (1), of the filter box (21), a communicating pipe (210) is fixedly communicated with one side surface, close to the furnace body (1), of the filter box (21), and one end, far away from the filter box (21), of the communicating pipe (210) is fixedly communicated with the outer surface of the furnace body (1).

3. A steam exhaust heat boiler recovery apparatus according to claim 1, wherein: the outer surface flange of furnace body (1) is connected with bell (3), a side that furnace body (1) was kept away from to bell (3) is fixed to be linked together has outlet duct (4).

4. A steam exhaust heat boiler recovery apparatus according to claim 1, wherein: the top of furnace body (1) is provided with water tank (6), the bottom surface fixedly connected with of water tank (6) two symmetrical support column (5), two the bottom of support column (5) is equal fixed connection at the surface of furnace body (1).

5. A steam exhaust heat boiler recovery apparatus according to claim 4, wherein: the water tank is characterized in that a water pump (7) is fixedly connected to the bottom surface of the water tank (6), the input end of the water pump (7) is fixedly communicated with the bottom surface of the water tank (6), and a one-way valve (8) is fixedly communicated with the output end of the water pump (7).

6. A steam exhaust heat boiler recovery apparatus according to claim 5, wherein: the inner wall fixedly connected with heat exchange tube (9) of furnace body (1), the one end that heat exchange tube (9) is close to check valve (8) runs through furnace body (1) and extends to the top of furnace body (1), the one end that heat exchange tube (9) is close to check valve (8) is fixed to be linked together in the bottom surface of check valve (8), the one end that heat exchange tube (9) kept away from check valve (8) runs through furnace body (1) and extends to the below of furnace body (1).