CN219368497U - Boiler waste heat utilization device - Google Patents

Abstract

The utility model relates to the technical field of boiler waste heat utilization, in particular to a boiler waste heat utilization device, which comprises a boiler and a box body serving as a waste heat recovery device, wherein a waste heat box a is arranged in the box body, one side of the boiler is connected with an air inlet pipe, the end part of the air inlet pipe penetrates through the box body and is communicated with the waste heat box a, a plurality of groups of vent pipes are connected onto the waste heat box a, the end parts of the vent pipes are connected with the same group of waste heat box b, dust removing assemblies for cleaning smoke dust are arranged in the waste heat box b, two groups of box door plates are symmetrically arranged at the bottoms of the waste heat box a and the waste heat box b, and an opening and closing assembly for dumping the smoke dust is arranged on the lower surface of the box door plates. According to the utility model, the opening and closing assembly and the dust removing assembly are arranged, so that the difficulty in cleaning the waste heat box is reduced, the disassembly time is shortened, the efficiency of cleaning smoke dust is improved, and meanwhile, the filter screen is prevented from being frequently disassembled and replaced.

Description

Boiler waste heat utilization device

Technical Field

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

Background

The rubber glove is characterized in that raw rubber is required to be melted into liquid at high temperature before the rubber glove is manufactured, a boiler is required to be heated when the rubber is required to be melted, a common energy conversion device of the boiler is used, a large amount of high-temperature smoke is generated by burning fuel during the operation of the boiler, the environment is polluted by direct discharge, and the utilization rate of waste heat is reduced, so that a boiler waste heat utilization device is required to recycle the waste heat, the heat efficiency is improved, and the existing boiler waste heat utilization device is used, after the boiler inputs the waste heat utilization device, smoke dust in the smoke dust can be deposited in the device, and the smoke dust can block a filter screen through which the gas passes before the exhaust, so that the filter screen is required to be frequently disassembled and replaced and dust cleaning operation is carried out on the waste heat device, the working efficiency of waste heat recovery is reduced, and the artificial workload is increased.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a boiler waste heat utilization device, which aims to solve the problem that the boiler waste heat utilization device provided in the background art needs to be frequently disassembled and cleaned due to smoke dust accumulation.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a boiler waste heat utilization device, includes boiler and the box as waste heat recovery utilization device, the inside of box is provided with waste heat box a, one side of boiler is connected with the intake pipe, and the tip of intake pipe passes the box and communicates with waste heat box a, be connected with the multiunit breather pipe on waste heat box a, multiunit the tip of breather pipe is connected with same group waste heat box b, waste heat box b's inside is provided with the dust removal subassembly that is used for clearing up the smoke and dust, waste heat box a and waste heat box b's bottom all set up the symmetry and are provided with two sets of case door plant, the lower surface of chamber door plant is provided with the subassembly that opens and shuts that is used for empting the smoke and dust;

the opening and closing assembly comprises fixing blocks which are symmetrically and fixedly arranged on the lower surface of the box door plate, connecting rods are fixedly connected between the two groups of fixing blocks, connecting pieces are fixedly arranged on the surfaces of the connecting rods, connecting blocks are fixedly arranged on the connecting pieces, the connecting blocks are fixedly connected with the box door plate, connecting rods are rotatably arranged on the connecting pieces, and pushing rods are sleeved on the surface fixing sleeves of the connecting rods.

Preferably, the bottoms of the waste heat box a and the waste heat box b are respectively provided with a rail, two groups of sliding rods are symmetrically and slidably arranged in the rails, and the box door plate is rotationally sleeved on the surfaces of the sliding rods.

Preferably, the dust removal subassembly is including rotating the pivot a of installing at the box inner wall, and pivot a runs through waste heat case b, pivot a's top is provided with pivot b, pivot a and pivot b surface cover are equipped with same group's filter screen, and the filter screen is located waste heat case b inside, the fixed surface of box installs the motor, the output and the pivot a fixed connection of motor.

Preferably, the dust removal assembly further comprises two groups of rotating shafts c rotatably mounted in the waste heat box b, one group of rotating shafts c are located outside the filter screen, the other group of rotating shafts c are located inside the filter screen, a cleaning brush is sleeved on the surface of the rotating shaft c, triangular gears are sleeved on two ends of the rotating shaft c, driving plates are fixedly connected to two ends of the rotating shaft a, and the driving plates are in transmission fit with the triangular gears.

Preferably, the inner wall fixedly connected with waterproof shell of box, and the lateral wall fixed connection of waterproof shell is at waste heat case b surface, waterproof shell cover is in motor output and pivot a hookup location.

Preferably, the upper part of the box body is fixedly connected with a water inlet pipe, the back surface of the box body is provided with a water outlet, and one side of the box body, which is far away from the air inlet pipe, is provided with an air outlet.

By means of the technical scheme, the utility model provides a boiler waste heat utilization device, which at least has the following beneficial effects:

1. this kind of boiler waste heat utilization device through setting up the subassembly that opens and shuts, and the push rod promotes the connecting piece and rotates along the connecting rod, and the connecting rod drives the chamber door board and removes, gathers together two sets of chamber door boards along the track for open the chamber door board, empty the department from the waste heat case with the smoke and dust of deposit and come out, clear up the waste heat case, reduce the degree of difficulty of waste heat case clearance, reduce the time of economizing the dismantlement, improve the efficiency of smoke and dust clearance.

2. This kind of boiler waste heat utilization device filters the smoke and dust in the flue gas through setting up dust removal subassembly, and the filter screen is clear away through the cleaning brush to the smoke and dust on the filter screen, and the cleaning brush is at the clearance filter screen constantly, avoids smoke and dust to block up the filtration pore, and the motor is when rotating from top to bottom on the control filter screen through the pivot, and the upset of control cleaning brush guarantees and the cleaning brush of three brush head also does not influence the work of clearance filter screen at self-cleaning in-process, and dust removal subassembly has avoided frequently dismantling and has changed the filter screen.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application:

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

FIG. 2 is a schematic perspective view of a section of a case of the present utility model;

FIG. 3 is a schematic view of the bottom part of the case of the present utility model;

FIG. 4 is a schematic view of a partial cross-sectional perspective structure of a hot air box a according to the present utility model;

fig. 5 is a schematic structural view of the dust removing assembly of the present utility model.

Reference numerals:

1. a boiler; 2. a case; 201. an air inlet pipe; 3. a waste heat box a; 301. a waste heat box b; 302. a vent pipe; 303. a track; 304. a slide bar; 305. a box door panel; 4. a dust removal assembly; 401. a rotating shaft a; 402. an active dial; 403. a rotating shaft b; 404. a filter screen; 405. a rotating shaft c; 406. a triangle gear; 407. a cleaning brush; 5. an opening and closing assembly; 501. a fixed block; 502. a connecting rod; 503. a connecting piece; 504. a connecting block; 505. a connecting rod; 506. a push rod; 6. and a motor.

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.

A boiler waste heat utilization apparatus according to some embodiments of the present utility model is described below with reference to the accompanying drawings.

Embodiment one:

referring to fig. 1-5, the boiler waste heat utilization device provided by the utility model comprises a boiler 1 and a box body 2 serving as a waste heat recovery device, wherein a waste heat box a3 is arranged in the box body 2, one side of the boiler 1 is connected with an air inlet pipe 201, the end part of the air inlet pipe 201 penetrates through the box body 2 and is communicated with the waste heat box a3, a plurality of groups of vent pipes 302 are connected to the waste heat box a3, the end parts of the plurality of groups of vent pipes 302 are connected with the same group of waste heat box b301, a dust removing component 4 for cleaning smoke dust is arranged in the waste heat box b301, two groups of box door plates 305 are symmetrically arranged at the bottoms of the waste heat box a3 and the waste heat box b301, and an opening component 5 for dumping smoke dust is arranged on the lower surface of the box door plates 305.

Waste heat generated by the boiler 1 enters the waste heat box a3 through the air inlet pipe 201, and enters the waste heat box b301 through the air pipe 302 in the process of heat exchange and cooling of the box body 2, and then passes through the filter screen 404 in the dust removing component 4, and after smoke dust in smoke gas is filtered out, the gas is discharged, so that the process of heat exchange of the waste heat of the boiler 1 is achieved, the smoke gas is filtered, the pollution of the gas to the environment is reduced, the waste heat utilization device of the boiler 1 is used for reducing the difficulty of cleaning of the waste heat box through the smoke dust in the cleaning device of the opening and closing component 5, the disassembling time is reduced, and the efficiency of cleaning the smoke dust is improved.

The opening and closing assembly 5 comprises fixing blocks 501 which are symmetrically and fixedly arranged on the lower surface of the box door plate 305, connecting rods 502 are fixedly connected between the two groups of fixing blocks 501, connecting pieces 503 are fixedly arranged on the surfaces of the connecting rods 502, connecting blocks 504 are fixedly arranged on the connecting pieces 503, the connecting blocks 504 are fixedly connected with the box door plate 305, connecting rods 505 are rotatably arranged on the connecting pieces 503, and pushing rods 506 are sleeved on the surface fixing sleeves of the connecting rods 505.

The bottoms of the waste heat box a3 and the waste heat box b301 are respectively provided with a track 303, two groups of sliding rods 304 are symmetrically arranged in the tracks 303 in a sliding mode, the box door plates 305 are rotationally sleeved on the surfaces of the sliding rods 304, when smoke dust needs to be cleaned, the pushing rods 506 are held by hands to push upwards, the connecting pieces 503 are driven to rotate along the connecting rods 505, then the connecting rods 502 on two sides of the connecting rods 505 are driven to gather towards the center, the box door plates 305 connected with the fixing blocks 501 are enabled to approach the center along with the central shaft of the sliding rods 304 while the box door plates 305 are rotated along with the pushing rods 506, and smoke dust on the box door plates 305 slides off the box door plates 305, so that smoke dust in the waste heat box is cleaned.

Specifically, the dust removal assembly 4 includes the pivot a401 of installing at box 2 inner wall in the rotation, and pivot a401 runs through waste heat case b301, the top of pivot a401 is provided with pivot b403, pivot a401 and pivot b403 surface cover are equipped with same group filter screen 404, and filter screen 404 is located waste heat case b301 inside, the fixed surface of box 2 installs motor 6, motor 6's output and pivot a401 fixed connection, motor 6 drive pivot a401 is rotatory, make filter screen 404 follow pivot a401 and pivot b403 up-and-down circulation rotation, make filter screen 404 can evenly filter waste heat incasement flue gas, avoid the inhomogeneous flue gas of smoke and dust float only through partly filter screen 404, and the flue gas can't evenly filter the flue gas of flue dust jam through partial filter screen 404, influence filtration efficiency.

Further, the dust removing assembly 4 further comprises two groups of rotating shafts c405 rotatably installed in the waste heat box b301, one group of rotating shafts c405 is located outside the filter screen 404, the other group of rotating shafts c405 is located inside the filter screen 404, the surface of the rotating shaft c405 is fixedly sleeved with a cleaning brush 407, the surface of the cleaning brush 407 is provided with brush heads with three angles, the two ends of the rotating shaft c405 are respectively sleeved with a triangular gear 406, the two ends of the rotating shaft a401 are fixedly connected with a driving plate 402, the driving plate 402 is in transmission fit with the triangular gears 406, and the two cleaning brushes 407 clean the inner surface and the outer surface of the filter screen 404.

After the filter screen 404 is cleaned by the cleaning brush 407, a contact part of the cleaning brush 407 is filled with a large amount of dust, the rotating shaft a401 rotates, meanwhile, the driving plate 402 at the end part of the rotating shaft a401 drives the triangular gear 406 to rotate, the rotating shaft c405 fixedly connected with the triangular gear 406 rotates along with the rotating shaft, and the cleaning brush 407 is turned over, so that the dust in the cleaning brush 407 falls to the box door plate 305, and meanwhile, the cleaning brush 407 is always cleaning the filter screen 404.

The inner wall fixedly connected with waterproof shell of box 2, and the lateral wall fixed connection of waterproof shell is at waste heat case b301 surface, and waterproof shell cover is in motor 6 output and pivot a401 hookup location, and waterproof shell avoids long-term box 2's rivers to the corrosion of dust removal subassembly 4, prolongs dust removal subassembly 4's life.

Further, the water inlet pipe is fixedly connected to the upper side of the box body 2, the water outlet is formed in the back surface of the box body 2, an exhaust port is formed in one side, away from the air inlet pipe 201, of the box body 2, the water inlet pipe is connected with a water source, the water outlet is connected with the hot water recovery device, waste heat recovered by the boiler 1 is utilized, and gas after heat exchange and smoke dust filtration is discharged through the exhaust port.

According to the embodiment, the waste heat generated by the boiler 1 enters the waste heat tank a3 through the air inlet pipe 201, the tank 2 is connected with a water source through the air inlet pipe 201, the cold water enters the tank 2 through the air inlet pipe 201, the waste heat tank a3, the waste heat tank b301 and the vent pipe 302 in the tank 2 are recycled, the cold water completes heat exchange operation, and after the cold water becomes hot water, the hot water flows to the hot water recycling device from the water outlet.

The flue gas that boiler 1 produced has a large amount of smoke and dust in, the flue gas is heat transfer by water in the box 2 back, smoke and dust that floats along with the steam can cool down and sink, smoke and dust in the breather pipe 302 can slide to the chamber door board 305 in the waste heat case a3 through the slope, the flue gas in the waste heat case b301 is discharged from the gas vent after passing through filter screen 404, the remaining smoke and dust of being filtered is cleared up to the chamber door board 305 of waste heat case b301 bottom through dust removal subassembly 4, when the flue gas needs to clear up, hold push rod 506 and push upwards, drive connecting piece 503 and rotate along connecting rod 505, and then drive connecting rod 502 of connecting rod 505 both sides to gather together in the center, when the chamber door board 305 that makes fixed block 501 connect rotates along the center axis of slide rod 304, two sets of chamber door boards 305 draw together along with push rod 506 to the center, the smoke and dust on the chamber door board 305 slides down, thereby the smoke and dust in the waste heat case has been cleared up.

The filter screen 404 filters the flue gas for a long time, a large amount of smoke dust is attached to the filter screen 404, the filter screen 404 is blocked by the smoke dust, the filtering efficiency is reduced, the motor 6 is started, the rotating shaft a401 is driven to rotate, the filter screen 404 rotates along the rotating shaft a401 and the rotating shaft b403 in a circulating way, after the filter screen 404 is cleaned by the cleaning brush 407, a contact part of the cleaning brush 407 is filled with a large amount of smoke dust, the rotating shaft a401 rotates, meanwhile, the driving plate 402 at the end part of the rotating shaft a401 drives the triangular gear 406 to rotate, the rotating shaft c405 fixedly connected with the triangular gear 406 rotates along with the rotating shaft, the cleaning brush 407 is turned over, the smoke dust in the cleaning brush 407 falls to the box door 305, and the cleaning brush 407 continues to clean the filter screen 404.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (6)

1. The utility model provides a boiler waste heat utilization device, includes boiler (1) and box (2) as waste heat recovery utilization device, its characterized in that: the boiler is characterized in that a waste heat box a (3) is arranged in the box body (2), one side of the boiler (1) is connected with an air inlet pipe (201), the end part of the air inlet pipe (201) penetrates through the box body (2) and is communicated with the waste heat box a (3), a plurality of groups of vent pipes (302) are connected to the waste heat box a (3), the end parts of the vent pipes (302) are connected with the same group of waste heat box b (301), a dust removing component (4) for cleaning smoke dust is arranged in the waste heat box b (301), two groups of box door plates (305) are symmetrically arranged at the bottoms of the waste heat box a (3) and the waste heat box b (301), and an opening and closing component (5) for dumping smoke dust is arranged on the lower surface of the box door plates (305);

the opening and closing assembly (5) comprises fixing blocks (501) which are symmetrically and fixedly arranged on the lower surface of a box door plate (305), connecting rods (502) are fixedly connected between the fixing blocks (501), connecting pieces (503) are fixedly arranged on the surfaces of the connecting rods (502), connecting blocks (504) are fixedly arranged on the connecting pieces (503), the connecting blocks (504) are fixedly connected with the box door plate (305), connecting rods (505) are rotatably arranged on the connecting pieces (503), and push rods (506) are sleeved on the surface fixing sleeves of the connecting rods (505).

2. The boiler waste heat utilization device according to claim 1, wherein: the waste heat box a (3) and the waste heat box b (301) are respectively provided with a track (303), two groups of sliding rods (304) are symmetrically and slidably arranged in the tracks (303), and the box door plate (305) is rotationally sleeved on the surfaces of the sliding rods (304).

3. The boiler waste heat utilization device according to claim 1, wherein: the dust removal assembly (4) comprises a rotating shaft a (401) rotatably mounted on the inner wall of the box body (2), the rotating shaft a (401) penetrates through the waste heat box b (301), a rotating shaft b (403) is arranged above the rotating shaft a (401), the same group of filter screens (404) are sleeved on the surfaces of the rotating shaft a (401) and the rotating shaft b (403), the filter screens (404) are located inside the waste heat box b (301), a motor (6) is fixedly mounted on the surface of the box body (2), and the output end of the motor (6) is fixedly connected with the rotating shaft a (401).

4. A boiler waste heat utilization apparatus as defined in claim 3, wherein: the dust removal assembly (4) further comprises two groups of rotating shafts c (405) which are rotatably arranged in the waste heat box b (301), one group of rotating shafts c (405) is located outside the filter screen (404), the other group of rotating shafts c (405) is located inside the filter screen (404), cleaning brushes (407) are sleeved on the surface of the rotating shafts c (405) in a fixed manner, triangular gears (406) are sleeved on two ends of the rotating shafts c (405), driving plates (402) are fixedly connected to two ends of each rotating shaft a (401), and the driving plates (402) are in transmission fit with the triangular gears (406).

5. A boiler waste heat utilization apparatus as defined in claim 3, wherein: the inner wall fixedly connected with waterproof shell of box (2), and waterproof shell's lateral wall fixed connection is at waste heat case b (301) surface, waterproof shell covers the position of being connected with pivot a (401) at motor (6) output.

6. The boiler waste heat utilization device according to claim 4, wherein: the water inlet pipe is fixedly connected to the upper side of the box body (2), a water outlet is formed in the back face of the box body (2), and an exhaust port is formed in one side, away from the air inlet pipe (201), of the box body (2).