CN217685095U

CN217685095U - Heating furnace waste heat recycling device

Info

Publication number: CN217685095U
Application number: CN202221346654.6U
Authority: CN
Inventors: 唐涛; 孙雷; 刘兵; 夏俊伟; 刘金饶
Original assignee: Hunan Hongshengyuan Technology Co ltd
Current assignee: Hunan Hongshengyuan Technology Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-10-28
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses a belong to exhaust-heat boiler technical field, specifically be a heating furnace waste heat recycling device, including exhaust-heat boiler and two sets of heating furnace, every group the equal fixed connection first pipeline of one end of heating furnace, and all be equipped with first draught fan on every group first pipeline, it is two sets of first draught fan passes through a set of second pipeline of three way connection fixed connection, the one end fixed connection filter assembly of second pipeline, exhaust-heat boiler's flue gas inlet end fixed mounting filter assembly, the utility model discloses a filter assembly filters the impurity in the flue gas, has and solves current most exhaust-heat boiler and can not carry out filterable effect to the flue gas that flows in, filters through the flue gas that flows into exhaust-heat boiler, has the phenomenon of impurity in avoiding appearing in the flue gas on the heat pipe to can avoid influencing the heat conduction efficiency of heat pipe, improve the utilization effect of waste heat.

Description

Heating furnace waste heat recycling device

Technical Field

The utility model relates to a waste heat boiler technical field specifically is a heating furnace waste heat recycles device.

Background

Waste heat boilers, as the name implies, refer to boilers that heat water to a certain temperature using waste heat in waste gas, waste material or waste liquid and heat generated by burning combustible materials thereof in various industrial processes. The oil-fired boiler, the gas-fired boiler and the coal-fired boiler with the smoke box and the smoke flue waste heat recovery function are also called waste heat boilers, and the waste heat boilers can produce hot water or steam through waste heat recovery to be supplied to other sections for use.

Most of the existing waste heat boilers cannot filter the inflowing smoke, so that impurities in the smoke can be easily attached to heat conduction pipes in the waste heat boilers, and if the time is long, a thick layer of impurities can be easily distributed on the heat conduction pipes, so that the heat conduction efficiency can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses in view of above-mentioned and/or the problem that exists among the current heating furnace waste heat recycling device, provided the utility model.

Therefore, the utility model aims at providing a heating furnace waste heat recycling device can solve the above-mentioned current problem of proposing.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a heating furnace waste heat recycling device comprises a waste heat boiler and two groups of heating furnaces, wherein one end of each group of heating furnaces is fixedly connected with a first pipeline, a first induced draft fan is arranged on each group of first pipelines, the two groups of first induced draft fans are fixedly connected with one group of second pipelines through a tee joint, one end of each second pipeline is fixedly connected with a filtering component, and the filtering component is fixedly installed at the smoke inlet end of the waste heat boiler;

the filter assembly comprises a hollow pipe, the flue gas inlet end fixed mounting hollow pipe of the waste heat boiler, the right inner wall fixed mounting fixed plate of the hollow pipe, the inner wall fixed mounting filter screen of the fixed plate, the left inner wall of the hollow pipe is installed with an anti-blocking assembly, and the anti-blocking assembly is provided with a driving assembly.

As a heating furnace waste heat recycling device's an preferred scheme, wherein: the anti-blocking component comprises a supporting shaft, supporting shafts are fixedly installed at two ends of the inner wall of the hollow pipe, and a supporting block is fixedly installed between the supporting shafts.

As a heating furnace waste heat recycling device's an preferred scheme, wherein: the driving assembly comprises a box body and a wind wheel, the box body is fixedly installed on the supporting shaft, the wind wheel is fixedly installed at one end, away from the rotating plate, of the rotating shaft, and the wind wheel is located in the inner cavity of the box body.

As a heating furnace waste heat recycling device's an preferred scheme, wherein: the top fixed mounting second draught fan of box body, the input fixed mounting intake pipe of second draught fan, the output fixed mounting outlet duct of second draught fan, the one end fixed mounting that the second draught fan was kept away from to the outlet duct is on the box body.

As a heating furnace waste heat recycling device's an preferred scheme, wherein: the wind wheel box is characterized in that an air outlet hole is formed in the inner wall of the top end of the box body, an air outlet pipe is fixedly installed on the inner wall of the air outlet hole, and the air outlet pipe is located on one side of the upper portion of the wind wheel.

As a heating furnace waste heat recycling device's an preferred scheme, wherein: the waste heat boiler comprises a bottom plate, a heating barrel is fixedly installed at the top of the bottom plate, a hearth is formed in the inner wall of the heating barrel, a boiler is fixedly installed at the top of the hearth, and a heat conduction assembly is arranged between the hearth and the boiler.

As a heating furnace waste heat recycling device's an preferred scheme, wherein: the heat conduction subassembly includes bracing piece and second heat pipe, a plurality of bracing pieces of furnace's bottom inner wall fixed mounting, every group the first heat-conducting plate of the equal fixed mounting in top of bracing piece, the top inner wall of cartridge heater with a plurality of second heat pipes of the bottom inner wall fixed mounting of boiler, every group the equal fixed mounting second heat-conducting plate in bottom of second heat pipe, the second heat-conducting plate with a plurality of first heat pipes of fixed mounting between the first heat-conducting plate.

As a heating furnace waste heat recycling device's an preferred scheme, wherein: the left side inner wall of heating cylinder is equipped with the flue gas input, the right side inner wall of heating cylinder is equipped with the flue gas end of giving vent to anger, and the flue gas is given vent to anger and is served fixed mounting and discharge fume the pipe.

Compared with the prior art:

1. the filter assembly is used for filtering impurities in the flue gas, so that the problem that most of the existing waste heat boilers cannot filter the inflowing flue gas is solved, and the phenomenon that the impurities in the flue gas are attached to the heat conduction pipe is avoided by filtering the flue gas flowing into the waste heat boilers, so that the heat conduction efficiency of the heat conduction pipe is prevented from being influenced, and the utilization effect of the waste heat is improved;

2. the anti-blocking component is arranged on the filtering component, so that the phenomenon of blocking of the filtering net is avoided, and the influence on the flowing speed of the flue gas and the heat conduction efficiency is avoided by avoiding the blocking of the filtering net;

3. through set up the great furnace of volume in the cartridge heater to set up the heat conduction subassembly of a plurality of vertical range in furnace, have the circulation speed that slows down the flue gas, thereby can improve the heat utilization ratio in the flue gas.

Drawings

FIG. 1 is a schematic view of the flow structure of the present invention;

FIG. 2 is a schematic front view of the structure of the waste heat boiler of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic side view of a partial structure of the driving assembly of the present invention;

fig. 5 is a schematic view of the connection structure of the rotating shaft and the rotating plate according to the present invention.

In the figure: the device comprises a heating furnace 10, a first induced draft fan 11, a first pipeline 12, a second pipeline 13, a waste heat boiler 20, a bottom plate 21, a heating cylinder 22, a hearth 23, a boiler 24, a heat conduction component 25, a support rod 251, a first heat conduction plate 252, a first heat conduction pipe 253, a second heat conduction plate 254, a second heat conduction pipe 255, a smoke exhaust pipe 26, a filtering component 30, a hollow pipe 31, a fixing plate 32, a filter screen 33, an anti-blocking component 34, a support shaft 341, a support block 342, a rotating shaft 343, a rotating plate 344, a rotating rod 345, a brush wire 346, a driving component 35, a box body 351, a wind wheel 352, a second induced draft fan 353, an air inlet pipe 354, an air outlet pipe 355 and an air outlet 356.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a heating furnace waste heat recycling device, please refer to fig. 1-5, including exhaust-heat boiler 20 and two groups of heating furnaces 10, one end of each group of heating furnace 10 is all fixedly connected with first pipeline 12, and each group of first pipeline 12 is all provided with first draught fan 11, two groups of first draught fans 11 are fixedly connected with a group of second pipeline 13 through a tee joint, one end of second pipeline 13 is fixedly connected with filtering component 30, the flue gas inlet end of exhaust-heat boiler 20 is fixedly mounted with filtering component 30;

the filter assembly 30 comprises a hollow pipe 31, a flue gas inlet end fixed mounting hollow pipe 31 of the waste heat boiler 20, a right inner wall fixed mounting fixing plate 32 of the hollow pipe 31, an inner wall fixed mounting filter screen 33 of the fixing plate 32, and a function of filtering impurities in flue gas through the filter screen 33, wherein the left inner wall of the hollow pipe 31 is provided with an anti-blocking assembly 34, and the anti-blocking assembly 34 is provided with a driving assembly 35.

Prevent stifled subassembly 34 including support shaft 341, the equal fixed mounting support shaft 341 in inner wall both ends of hollow tube 31, fixed mounting supporting shoe 342 between two sets of support shafts 341, the inner wall of supporting shoe 342 passes through the bearing and rotates connection pivot 343, fixed mounting rotor plate 344 on the pivot 343, one side fixed mounting rotary rod 345 of rotor plate 344, one side of rotary rod 345 is equipped with a plurality of brush silks 346, rotatory rotary rod 345 has the effect that drives brush silk 346 and carry out the rotation, and brush silk 346 contacts with filter screen 33, rotatory brush silk 346 has the effect of clearing up the impurity on filter screen 33, thereby can avoid filter screen 33 to take place the phenomenon of jam, install drive assembly 35 on the support shaft 341.

Drive assembly 35 includes box body 351 and wind wheel 352, box body 351 fixed mounting is on support shaft 341, the one end fixed mounting wind wheel 352 of rotor plate 344 is kept away from to pivot 343, and wind wheel 352 is located box body 351's inner chamber, box body 351's top fixed mounting second draught fan 353, the input fixed mounting inlet pipe 354 of second draught fan 353, the output fixed mounting outlet pipe 355 of second draught fan 353, the one end fixed mounting that second draught fan 353 was kept away from to outlet pipe 355 is on box body 351, venthole 356 has been seted up to box body 351's top inner wall, the inner wall fixed mounting outlet pipe 355 of venthole 356, outlet pipe 355 is located wind wheel 352's top one side, through setting up outlet pipe 355 in wind wheel 352's top one side, the effect that makes the flue gas blow to one side of wind wheel 352 has, thereby make wind wheel 352 rotate.

Exhaust-heat boiler 20 includes bottom plate 21, the top fixed mounting heating cylinder 22 of bottom plate 21, and furnace 23 has been seted up to the inner wall of heating cylinder 22, the top fixed mounting boiler 24 of furnace 23, the effect of dress water has in the boiler 24, and be equipped with heat-conducting component 25 between furnace 23 and the boiler 24, heat-conducting component 25 includes bracing piece 251 and second heat pipe 255, a plurality of bracing pieces 251 of bottom inner wall fixed mounting of furnace 23, the first heat-conducting plate 252 of the equal fixed mounting in top of every group bracing piece 251, the top inner wall of heating cylinder 22 and a plurality of second heat pipes 255 of bottom inner wall fixed mounting of boiler 24, the equal fixed mounting second heat-conducting plate 254 in bottom of every group second heat pipe 255, a plurality of first heat-conducting plates 253 of fixed mounting between second heat-conducting plate 254 and the first heat-conducting plate 252, the left side inner wall of heating cylinder 22 is equipped with the flue gas input end, the right side inner wall of heating cylinder 22 is equipped with the flue gas end of giving vent, and flue gas end fixed mounting is provided with gas end of giving vent 26.

The working principle is as follows: when the heating furnace 10 works, smoke generated by the heating furnace flows into the hollow pipe 31 through the first pipeline 12 and the second pipeline 13 in sequence under the action of the first induced draft fan 11, the smoke flowing into the hollow pipe 31 flows into the hearth 23 through the filter screen 33, when the smoke passes through the filter screen 33, impurities in the smoke are filtered by the filter screen 33, so that the impurities are prevented from flowing into the hearth 23, when the smoke flows into the hearth 23, heat in the smoke is transferred to the heat conducting assembly 25, so that the heat in the smoke is transferred to water on the boiler 24 through the heat conducting assembly 25, water is heated, and waste heat of the heating furnace is utilized, wherein the smoke flowing into the hearth 23 flows out through the smoke exhaust pipe 26;

when the flue gas flows into the hollow pipe 31, partial flue gas is blown to one side of the wind wheel 352 through the air inlet pipe 354 and the air outlet pipe 355 in sequence by the second induced draft fan 353, so that the wind wheel 352 rotates, when the wind wheel 352 rotates, the rotating rod 345 on the rotating plate 344 is driven to rotate through the rotating shaft 343, and therefore impurities on the filter screen 33 are cleaned through the brush wires 346, and the filter screen 33 is prevented from being blocked.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of these combinations not exhaustive in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A heating furnace waste heat recycling device comprises a waste heat boiler (20) and two groups of heating furnaces (10), and is characterized in that one end of each group of heating furnaces (10) is fixedly connected with a first pipeline (12), a first induced draft fan (11) is arranged on each group of first pipelines (12), the two groups of first induced draft fans (11) are fixedly connected with a group of second pipelines (13) through tee joints, one end of each second pipeline (13) is fixedly connected with a filtering component (30), and a smoke inlet end of the waste heat boiler (20) is fixedly provided with the filtering component (30);

filter module (30) includes hollow tube (31), the flue gas inlet end fixed mounting hollow tube (31) of exhaust-heat boiler (20), the right side inner wall fixed mounting fixed plate (32) of hollow tube (31), the inner wall fixed mounting filter screen (33) of fixed plate (32), subassembly (34) is prevented stifled in the left side inner wall installation of hollow tube (31), and prevents installing on stifled subassembly (34) drive assembly (35).

2. The heating furnace waste heat recycling device according to claim 1, wherein the anti-blocking assembly (34) comprises support shafts (341), the support shafts (341) are fixedly installed at two ends of the inner wall of the hollow pipe (31), a support block (342) is fixedly installed between two groups of the support shafts (341), the inner wall of the support block (342) is rotatably connected with a rotating shaft (343) through a bearing, a rotating plate (344) is fixedly installed on the rotating shaft (343), a rotating rod (345) is fixedly installed at one side of the rotating plate (344), a plurality of brush wires (346) are arranged at one side of the rotating rod (345), the brush wires (346) are in contact with the filter screen (33), and a driving assembly (35) is installed on the support shafts (341).

3. The waste heat recycling device of the heating furnace according to claim 2, wherein the driving assembly (35) comprises a box body (351) and a wind wheel (352), the box body (351) is fixedly installed on the supporting shaft (341), the wind wheel (352) is fixedly installed at one end of the rotating shaft (343) far away from the rotating plate (344), and the wind wheel (352) is located in the inner cavity of the box body (351).

4. The heating furnace waste heat recycling device according to claim 3, wherein a second induced draft fan (353) is fixedly installed at the top of the box body (351), an air inlet pipe (354) is fixedly installed at an input end of the second induced draft fan (353), an air outlet pipe (355) is fixedly installed at an output end of the second induced draft fan (353), and one end, far away from the second induced draft fan (353), of the air outlet pipe (355) is fixedly installed on the box body (351).

5. The heating furnace waste heat recycling device according to claim 4, wherein an air outlet hole (356) is formed in the inner wall of the top end of the box body (351), an air outlet pipe (355) is fixedly mounted on the inner wall of the air outlet hole (356), and the air outlet pipe (355) is located on one side above the wind wheel (352).

6. A heating furnace waste heat recycling device according to claim 1, characterized in that the waste heat boiler (20) comprises a bottom plate (21), a heating cylinder (22) is fixedly installed at the top of the bottom plate (21), a hearth (23) is formed in the inner wall of the heating cylinder (22), a boiler (24) is fixedly installed at the top of the hearth (23), and a heat conducting component (25) is arranged between the hearth (23) and the boiler (24).

7. A heating furnace waste heat recycling device according to claim 6, wherein the heat conducting component (25) comprises a supporting rod (251) and a second heat conducting pipe (255), a plurality of supporting rods (251) are fixedly installed on the inner wall of the bottom end of the hearth (23), a first heat conducting plate (252) is fixedly installed on the top of each supporting rod (251), a plurality of second heat conducting pipes (255) are fixedly installed on the inner wall of the top end of the heating cylinder (22) and the inner wall of the bottom end of the boiler (24), a second heat conducting plate (254) is fixedly installed on the bottom of each second heat conducting pipe (255), and a plurality of first heat conducting pipes (253) are fixedly installed between the second heat conducting plate (254) and the first heat conducting plate (252).

8. A heating furnace waste heat recycling device according to claim 6, characterized in that a flue gas input end is arranged on the inner wall of the left side of the heating cylinder (22), a flue gas outlet end is arranged on the inner wall of the right side of the heating cylinder (22), and a smoke exhaust pipe (26) is fixedly installed on the flue gas outlet end.