CN217560413U

CN217560413U - Heat energy recovery device of steam boiler with sectional combustion

Info

Publication number: CN217560413U
Application number: CN202221415977.6U
Authority: CN
Inventors: 李东峰
Original assignee: Henan Zhongde Environmental Protection Technology Co ltd
Current assignee: Henan Zhongde Environmental Protection Technology Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-10-11
Anticipated expiration: 2032-06-08

Abstract

The utility model belongs to the technical field of steam boiler heat recovery unit, especially, be a steam boiler's of sectional combustion heat recovery unit, including box and barrel, barrel fixed mounting is in the box, there are intake pipe and connecting pipe in the both sides of barrel fixed mounting respectively, slope fixed mounting has the filter plate on the connecting pipe, one side fixed mounting of box has the clarifier, the air intake and the connecting pipe of clarifier are linked together, the air outlet of clarifier is connected with the outlet duct, be provided with the hot cold recovery subassembly on the box. The utility model relates to a rationally, can carry out heat recovery to steam boiler exhaust high-temperature gas, can avoid the drop that mixed impurity adhesion leads to heat recovery efficiency on the barrel in the high-temperature gas simultaneously, can filter and purify the gas after retrieving heat energy in addition, not only effectual efficiency that has improved heat recovery can avoid tail gas pollution simultaneously.

Description

Heat energy recovery device of steam boiler with sectional combustion

Technical Field

The utility model relates to a steam boiler heat recovery unit technical field, in particular to steam boiler's heat recovery unit burns in segmentation.

Background

Steam boiler is the boiler equipment through burning production steam, for resources are saved, often can use through heat recovery unit and steam boiler collocation, current steam boiler heat recovery unit is when retrieving heat energy, the easy adhesion of mixed impurity in the flue gas is on the barrel inner wall, be not convenient for clear up, can influence the efficiency when heat recovery unit retrieves heat energy when impurity adhesion volume is more, and be not convenient for filter the granule impurity in the flue gas after the cooling, consequently, the utility model provides a steam boiler's of sectional combustion heat recovery unit is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art and providing a heat energy recovery device of a sectional combustion steam boiler.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a steam boiler's of sectional combustion heat recovery unit, includes box and barrel, barrel fixed mounting is in the box, the both sides of barrel fixed mounting respectively have intake pipe and connecting pipe, slope fixed mounting has the filter plate on the connecting pipe, one side fixed mounting of box has the clarifier, the air intake and the connecting pipe of clarifier are linked together, the air outlet of clarifier is connected with the outlet duct, be provided with the cold recovery subassembly of heat on the box, and the heat recovery subassembly is connected with the barrel, horizontal rotation installs the cross axle in the barrel, the fixed cover of one end of cross axle is equipped with the flabellum, be provided with clean subassembly on the cross axle, fixed cover is equipped with helical blade on the cross axle, the below of box is provided with the collection sediment case, be connected with same standpipe between collection sediment case and the barrel.

Preferably, the heat energy recovery assembly comprises a water pump, a heat absorption pipe and a water tank, the water tank and the water pump are fixedly mounted on the inner wall of the top of the box body, the heat absorption pipe is wound on the outer side of the cylinder in a threaded manner, one end of the heat absorption pipe is connected with a water outlet of the water pump, and one end, far away from the water pump, of the heat absorption pipe is communicated with the water tank.

Preferably, the cleaning assembly comprises a circular plate, a mounting plate and a scraper plate, the circular plate is fixedly mounted on the cross shaft, the mounting plate is fixedly mounted on the circular plate in an inclined mode, the scraper plate is fixedly mounted on the mounting plate, and the scraper plate is in contact with the filter plate.

Preferably, the inner wall of the barrel is horizontally and fixedly provided with a supporting strip, one side of the supporting strip, which is close to the fan blades, is fixedly provided with a cleaning brush, and the cleaning brush is in contact with the fan blades.

Preferably, a supporting plate is fixedly mounted on the inner wall of the barrel, the cross shaft is rotatably connected with the supporting plate, and one end of the cross shaft extends out of the box body.

Preferably, a plurality of supporting blocks are fixedly mounted on the inner wall of the box body and are fixedly connected with the barrel.

The utility model has the advantages that: the utility model discloses in, carry high-temperature gas to the barrel in through the intake pipe, can blow flabellum drive cross axle simultaneously and rotate, thereby can control helical blade and strike off the impurity of adhesion on the barrel inner wall and have right and carry to the standpipe position, then accomodate under the cooperation of collection sediment case, through the water pump, can retrieve the absorptive heat of barrel under the cooperation of water tank and heat-absorbing pipe, can clear up the impurity of adhesion on the flabellum simultaneously under the cooperation of support bar and cleaning brush, thereby can effectually avoid leading to the heat conductivity decline of barrel because of the impurity adhesion, and then reduce the condition of heat recovery effect, can clear up the filter plate when the cross axle rotates through cleaning assembly, thereby can avoid the filter plate to block up, can avoid the inner wall direct contact of barrel and box through a plurality of supporting shoes, thereby can reduce thermal loss, can purify and discharge the tail gas after handling through the clarifier.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a heat energy recovery device of a staged combustion steam boiler according to the present invention;

FIG. 2 is a schematic cross-sectional view of a heat recovery device of a staged combustion steam boiler according to the present invention;

FIG. 3 is a schematic structural diagram of part A of a heat energy recovery device of a staged combustion steam boiler according to the present invention;

fig. 4 is a schematic structural diagram of a part B of the heat energy recovery device of the staged combustion steam boiler according to the present invention.

In the figure: 1. a box body; 2. a cylinder body; 21. a connecting pipe; 211. filtering a plate; 22. a horizontal axis; 221. a helical blade; 222. a fan blade; 23. mounting a plate; 231. a squeegee; 24. a supporting strip; 241. cleaning the brush; 25. a support plate; 3. a water tank; 31. a water pump; 32. a heat absorbing tube; 4. an air inlet pipe; 5. a purifier; 51. an air outlet pipe; 6. a slag collection box.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a heat recovery device for a staged combustion steam boiler, includes a box 1 and a barrel 2, the barrel 2 is fixedly installed in the box 1, an air inlet pipe 4 and a connecting pipe 21 are respectively and fixedly installed at two sides of the barrel 2, a filter plate 211 is fixedly installed on the connecting pipe 21 in an inclined manner, gas can be filtered through the filter plate 211, a purifier 5 is fixedly installed at one side of the box 1, an air inlet of the purifier 5 is communicated with the connecting pipe 21, an air outlet of the purifier 5 is connected with an air outlet pipe 51, the gas to be discharged can be further purified, a water tank 3 and a water pump 31 are fixedly installed on the inner wall of the top of the box 1, a heat absorbing pipe 32 is wound on the outer side of the barrel 2 in a threaded manner, one end of the heat absorbing pipe 32 is connected with a water outlet of the water pump 31, one end of the heat absorbing pipe 32, which is far away from the water pump 31, is communicated with the water tank 3, heat can be recovered, a horizontal rotating shaft 22 is installed in the barrel 2, a fan blade 222 is fixedly installed at one end of the horizontal shaft 22, a circular plate is fixedly installed on the circular plate 23, a scraper 231 is fixedly installed on the mounting plate which is inclined, a scraper 231 is fixedly installed on the mounting plate 221, impurities collecting box 2, impurities can be cleaned by adhering to the vertical shaft 6 which is installed on the filter plate, and can be conveniently to the barrel 2, and can be cleaned by the vertical shaft 221, and conveying the vertical pipe 2, and the vertical pipe 2.

In this embodiment, the inner wall of the cylinder 2 is horizontally and fixedly provided with the supporting bar 24, one side of the supporting bar 24 close to the fan blade 222 is fixedly provided with the cleaning brush 241, and the cleaning brush 241 is in contact with the fan blade 222, so that the impurities adhered to the surface of the fan blade 222 can be cleaned by the cleaning brush 241 when the fan blade 222 rotates.

In this embodiment, a supporting plate 25 is fixedly mounted on the inner wall of the cylinder 2, the horizontal shaft 22 is rotatably connected to the supporting plate 25, and one end of the horizontal shaft 22 extends out of the case 1, so that the horizontal shaft 22 can stably rotate.

In this embodiment, fixed mounting has a plurality of supporting shoes on the inner wall of box 1, and a plurality of supporting shoes all with barrel 2 fixed connection to can provide stable support to barrel 2, can avoid barrel 2 direct and box 1's inner wall contact simultaneously.

The working principle is as follows: when the device is used, firstly, the air inlet pipe 4 is communicated with an exhaust pipe of a steam boiler and is connected with a power supply, the water pump 31 and the purifier 5 are started, air flow in the cylinder 2 flows from left to right, so that the fan blades 222 drive the transverse shaft 22 to rotate, high-temperature gas heats the cylinder 2, the water pump 31 conveys water into the water tank 3 through the heat absorption pipe 32, the water can recover the temperature on the cylinder 2 under the action of the heat absorption pipe 32, impurities mixed in the high-temperature gas can be adhered to the fan blades 222 and the inner wall of the cylinder 2 along with the continuous inflow of the high-temperature gas, the impurities adhered to the fan blades 222 and the inner wall of the cylinder 2 can be cleaned under the matching of the supporting strips 24 and the cleaning brushes, the transverse shaft 22 drives the spiral blades 221 to clean the impurities adhered to the inner wall of the cylinder 2 and fall into the cylinder 2 and convey the impurities to the right, so that the impurities can enter the slag collecting tank 6 through the vertical pipe, the transverse shaft 22 rotates to drive the circular plate to enable the mounting plate 23 to rotate based on the transverse shaft 22, thereby controlling the scraping plate 231 to clean the filter plate 211, and then the air is discharged through the air outlet pipe 51 under the purifying action of the purifier 5.

The heat energy recovery device of the steam boiler with staged combustion provided by the utility model is introduced in detail. The principles and embodiments of the present invention have been explained herein using specific embodiments, which are merely used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.

Claims

1. The utility model provides a steam boiler's of sectional combustion heat recovery unit, a serial communication port, including box (1) and barrel (2), barrel (2) fixed mounting is in box (1), the both sides of barrel (2) fixed mounting respectively have intake pipe (4) and connecting pipe (21), slope fixed mounting has filter plate (211) on connecting pipe (21), one side fixed mounting of box (1) has clarifier (5), the air intake and the connecting pipe (21) of clarifier (5) are linked together, the air outlet of clarifier (5) is connected with outlet duct (51), be provided with the cold recovery subassembly of heat on box (1), and the heat recovery subassembly is connected with barrel (2), barrel (2) interior horizontal rotation installs cross axle (22), the fixed cover of one end of cross axle (22) is equipped with flabellum (222), be provided with clean subassembly on cross axle (22), the fixed cover is equipped with helical blade (221) on cross axle (22), the below of box (1) is provided with collection slag box (6), be connected with same one and standpipe (2) between collection slag box (6) and barrel (2).

2. A heat recovery apparatus of a staged combustion steam boiler as claimed in claim 1, wherein: the heat energy recovery assembly comprises a water pump (31), a heat absorption pipe (32) and a water tank (3), the water tank (3) and the water pump (31) are fixedly mounted on the inner wall of the top of the box body (1), the heat absorption pipe (32) is wound on the outer side of the barrel body (2) in a threaded manner, one end of the heat absorption pipe (32) is connected with a water outlet of the water pump (31), and one end, far away from the water pump (31), of the heat absorption pipe (32) is communicated with the water tank (3).

3. A heat recovery apparatus for a staged combustion steam boiler as claimed in claim 1, wherein: the cleaning assembly comprises a circular plate, a mounting plate (23) and a scraper (231), the circular plate is fixedly mounted on a transverse shaft (22), the mounting plate (23) is fixedly mounted on the circular plate in an inclined mode, the scraper (231) is fixedly mounted on the mounting plate (23), and the scraper (231) is in contact with the filter plate (211).

4. A heat recovery apparatus of a staged combustion steam boiler as claimed in claim 1, wherein: the inner wall of the cylinder body (2) is horizontally and fixedly provided with a supporting strip (24), one side of the supporting strip (24) close to the fan blades (222) is fixedly provided with a cleaning brush (241), and the cleaning brush (241) is in contact with the fan blades (222).

5. A heat recovery apparatus of a staged combustion steam boiler as claimed in claim 1, wherein: the inner wall of the barrel body (2) is fixedly provided with a supporting plate (25), the cross shaft (22) is rotatably connected with the supporting plate (25), and one end of the cross shaft (22) extends out of the box body (1).

6. A heat recovery apparatus of a staged combustion steam boiler as claimed in claim 1, wherein: a plurality of supporting blocks are fixedly mounted on the inner wall of the box body (1) and are fixedly connected with the barrel body (2).