CN209909946U

CN209909946U - Boiler exhaust pipe heat energy utilization device

Info

Publication number: CN209909946U
Application number: CN201920508072.5U
Authority: CN
Inventors: 唐玉亮
Original assignee: Qingdao Langhui Energy Saving Service Co Ltd
Current assignee: Qingdao Langhui Energy Saving Service Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-01-07
Anticipated expiration: 2029-04-16

Abstract

The utility model discloses a boiler smoke discharging pipe heat energy utilization equipment, including setting up the ring pipe in the smoke discharging pipe, the intraductal low boiling evaporation liquid that is equipped with of ring, the lateral wall fixedly connected with sliding plug section of thick bamboo of smoke discharging pipe, sealed sliding connection has the sliding plug in the sliding plug section of thick bamboo, the lower extreme fixedly connected with of sliding plug runs through the sliding plug pole of bottom in the sliding plug section of thick bamboo, air duct and ring pipe intercommunication are passed through to the upper end of sliding plug section of thick bamboo, the inner wall of smoke discharging pipe is equipped with the device groove, the lateral wall of smoke discharging pipe runs through and is equipped with the pivot, the first bevel gear of one end fixedly connected with of pivot in device inslot, the first gear of one end fixedly connected with of first bevel gear is kept away from. The utility model utilizes the heat of the smoke in the smoke exhaust pipe to push the metal scraping ring to clean the ash on the inner wall of the smoke exhaust pipe, thereby reducing the manual maintenance cost; the device does not need electric drive, more energy saving.

Description

Boiler exhaust pipe heat energy utilization device

Technical Field

The utility model relates to a boiler technical field especially relates to a boiler exhaust pipe heat utilization equipment.

Background

The smoke exhaust pipeline of the boiler is mainly used for exhausting smoke dust and waste gas generated after combustion of the boiler, and after the boiler is used for a long time, the smoke exhaust pipeline can accumulate a large amount of dust to influence normal emission and cause pipeline blockage in serious cases. At present, the pipeline is cleaned in a manual mode, time and labor are wasted, and operation is troublesome.

The waste gas discharged in the combustion process still contains a large amount of heat, and if the waste gas is directly discharged, a large amount of energy is wasted, and the heat is not well utilized at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a boiler exhaust pipe heat energy utilization device.

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

a boiler smoke exhaust pipe heat energy utilization device comprises an annular pipe arranged in a smoke exhaust pipe, low-boiling-point evaporation liquid is arranged in the annular pipe, a sliding plug cylinder is fixedly connected to the side wall of the smoke exhaust pipe, a sliding plug is connected in the sliding plug cylinder in a sealing and sliding manner, a sliding plug rod penetrating through the bottom in the sliding plug cylinder is fixedly connected to the lower end of the sliding plug, the upper end of the sliding plug cylinder is communicated with the annular pipe through an air guide pipe, a device groove is formed in the inner wall of the smoke exhaust pipe, a rotating shaft penetrates through the side wall of the smoke exhaust pipe, a first bevel gear is fixedly connected to one end, located in the device groove, of the rotating shaft, a first gear is fixedly connected to one end, away from the first bevel gear, of the rotating shaft is fixedly connected to the lower end of the sliding plug rod, a rack meshed with the first gear is fixedly connected to the lower end of the sliding plug rod, a metal, the reciprocating screw rod is in threaded connection with the metal scraping ring, and a second bevel gear meshed with the first bevel gear is fixedly connected to the upper end face of the reciprocating screw rod.

Preferably, the inner wall of the smoke exhaust pipe opposite to the inner wall of the smoke exhaust pipe is provided with a placing groove, the side wall of the annular pipe is fixedly connected with a fixing block arranged in the placing groove, and the fixing block is fixedly connected in the placing groove through a locking screw.

Preferably, the inner side of the annular pipe is fixedly connected with a plurality of heat conduction pipes at equal intervals, and the heat conduction pipes are made of copper materials with good heat conduction.

Preferably, alcohol or dichloromethane is adopted as the low boiling point evaporating liquid.

Preferably, the lower extreme welding of reciprocal lead screw has spacing dish, spacing dish threaded connection is at the lower extreme of reciprocal lead screw.

Preferably, the volume of the sliding plug cylinder is much smaller than the volume of the annular tube.

The utility model discloses following beneficial effect has:

1. the heat of the smoke in the smoke exhaust pipe is used for pushing the metal scraping ring to clean the ash on the inner wall of the smoke exhaust pipe, so that the manual maintenance cost is reduced;

2. the device does not need electric drive, more energy saving.

Drawings

FIG. 1 is a schematic structural view of a heat energy utilization device for a smoke discharging pipe of a boiler according to the present invention;

FIG. 2 is a schematic top view of a heat energy utilization device for a smoke discharging pipe of a boiler according to the present invention;

fig. 3 is an enlarged schematic view of a structure in fig. 1.

In the figure: the device comprises a smoke exhaust pipe 1, a metal scraping ring 2, a fixing block 3, a heat conduction pipe 4, an annular pipe 5, an air guide pipe 6, a sliding plug cylinder 7, a sliding plug 8, a sliding plug rod 9, a first gear 10, a rack 11, a reciprocating screw rod 12, a device groove 13, a first bevel gear 14, a second bevel gear 15 and a rotating shaft 16.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, a boiler smoke exhaust pipe heat energy utilization device, including setting up the ring pipe 5 in discharging fume 1, discharge fume 1 relative inner wall and all seted up the standing groove, the lateral wall fixedly connected with of ring pipe 5 sets up fixed block 3 in the standing groove, fixed block 3 passes through locking screw fixed connection in the standing groove, be equipped with low boiling evaporation liquid in the ring pipe 5, low boiling evaporation liquid adopts alcohol or dichloromethane, the inboard equidistant fixedly connected with many heat pipes 4 of ring pipe 5, heat pipe 4 adopts the good copper product of heat conduction to make.

The side wall of the smoke exhaust pipe 1 is fixedly connected with a sliding plug cylinder 7, the volume of the sliding plug cylinder 7 is far smaller than that of the annular pipe 5, a sliding plug 8 is hermetically and slidably connected in the sliding plug cylinder 7, the lower end of the sliding plug 8 is fixedly connected with a sliding plug rod 9 penetrating through the bottom in the sliding plug cylinder 7, and the upper end of the sliding plug cylinder 7 is communicated with the annular pipe 5 through an air duct 6.

The inner wall of the smoke exhaust pipe 1 is provided with a device groove 13, the side wall of the smoke exhaust pipe 1 penetrates through a rotating shaft 16, the rotating shaft 16 is located in the device groove 13 and is provided with a first bevel gear 14, one end of the rotating shaft 16, which is far away from the first bevel gear 14, is fixedly connected with a first gear 10, the lower end of a sliding plug rod 9 is fixedly connected with a rack 11 meshed with the first gear 10, a metal scraping ring 2 attached to the inner wall of the smoke exhaust pipe 1 is arranged in the smoke exhaust pipe 1, a reciprocating lead screw 12 penetrates through the metal scraping ring 2 and is provided with a reciprocating lead screw 12, the reciprocating lead screw 12 is in threaded connection with the metal scraping ring 2, a limiting disc is welded at the lower end of the reciprocating lead screw 12, and the upper end face of the reciprocating lead screw 12 is fixedly connected with a.

The utility model discloses in, this heat energy utilization equipment is when using, the steam through discharging fume 1 pipe is on heat transfer ring pipe 5 through heat pipe 4, the evaporation of the low boiling evaporation liquid in the ring pipe 5 enters into in the sliding plug section of thick bamboo 7 through air duct 6, the pressure increase in the sliding plug section of thick bamboo 7 and then promote sliding plug 8 to remove, sliding plug 8 removes and promotes sliding plug rod 9 displacement, and then make rack 11 drive gear 10 and rotate, gear 10 rotates and drives first bevel gear 14 through pivot 16 and rotate, first bevel gear 14 rotates and drives second bevel gear 15 and rotate, second bevel gear 15 rotates and drives reciprocal lead screw 12 and rotate, reciprocal lead screw 12 rotates and drives the metal scraping ring 2 of being connected with it and reciprocates, and then carry out the deashing to the inner wall of discharging fume 1 pipe, artificial maintenance cost has been reduced.

The above, only be the concrete implementation of the preferred embodiment 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, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A boiler smoke exhaust pipe heat energy utilization device comprises an annular pipe (5) arranged in a smoke exhaust pipe (1), and is characterized in that low-boiling-point evaporation liquid is arranged in the annular pipe (5), a sliding plug cylinder (7) is fixedly connected to the side wall of the smoke exhaust pipe (1), a sliding plug (8) is connected in the sliding plug cylinder (7) in a sealing and sliding manner, a sliding plug rod (9) penetrating through the bottom in the sliding plug cylinder (7) is fixedly connected to the lower end of the sliding plug (8), the upper end of the sliding plug cylinder (7) is communicated with the annular pipe (5) through an air duct (6), an installation groove (13) is formed in the inner wall of the smoke exhaust pipe (1), a rotating shaft (16) penetrates through the side wall of the smoke exhaust pipe (1), a first bevel gear (14) is fixedly connected to one end, located in the installation groove (13), of the rotating shaft (16), far away from the first bevel gear (14) is fixedly connected to one end of the rotating shaft (16), the lower extreme fixedly connected with of sliding plug pole (9) and rack (11) of first gear (10) meshing, be equipped with in the pipe of discharging fume (1) and discharge fume the metal scraping ring (2) of pipe (1) inner wall laminating, run through on the metal scraping ring (2) and be equipped with reciprocal lead screw (12), reciprocal lead screw (12) and metal scraping ring (2) threaded connection, the up end fixedly connected with of reciprocal lead screw (12) and second bevel gear (15) of first bevel gear (14) meshing.

2. The boiler smoke exhaust pipe heat energy utilization device according to claim 1, wherein the opposite inner walls of the smoke exhaust pipe (1) are provided with placing grooves, the side wall of the annular pipe (5) is fixedly connected with fixing blocks (3) arranged in the placing grooves, and the fixing blocks (3) are fixedly connected in the placing grooves through locking screws.

3. The boiler smoke exhaust pipe heat energy utilization device according to claim 2, wherein a plurality of heat conduction pipes (4) are fixedly connected to the inner side of the annular pipe (5) at equal intervals, and the heat conduction pipes (4) are made of copper materials with good heat conduction.

4. The boiler smoke exhaust pipe heat energy utilization device as claimed in claim 3, wherein the low boiling point evaporant is alcohol or dichloromethane.

5. The boiler smoke exhaust pipe heat energy utilization device according to claim 4, wherein a limiting disc is welded at the lower end of the reciprocating lead screw (12), and the limiting disc is in threaded connection with the lower end of the reciprocating lead screw (12).

6. A boiler smoke exhaust tube heat energy utilization device according to claim 5, characterized in that the volume of said sliding plug cylinder (7) is much smaller than the volume of said annular tube (5).