CN217685086U

CN217685086U - Boiler connecting flue maintenance channel

Info

Publication number: CN217685086U
Application number: CN202121898354.4U
Authority: CN
Inventors: 杨光辉; 罗建松; 王东辉; 宋建成; 黄寅; 黎祥; 宁向东; 许锋平; 蒋国平; 付欣
Original assignee: Huaneng Tongxiang Gas Turbine Thermoelectricity Co ltd
Current assignee: Huaneng Tongxiang Gas Turbine Thermoelectricity Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-10-28
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a boiler connecting flue maintenance channel, which comprises a first heat pipe and a second heat pipe after cutting, wherein a let pipe is welded on the second heat pipe; the utility model provides a pair of flue access way is connected to boiler, through the change that lets pipe welding angle, the messenger lets form the passway between the pipe, it is face to make to go first heat pipe through the manhole door when needs are overhauld, it is troublesome to avoid passing the manhole door, staff's personal safety has been protected, form the passway through letting pipe angle change, set up the bearing bottom plate on the passway, make and form the access way between the needs detected object, make things convenient for the maintainer to pass through smoothly, setting through the grid board, make grid board self gravity reduce, the holding power of needs reduces, and the grid board is easily installed, lateral wall connection protection mechanism through the handrail, when making the staff careless collision, through collision rubber baffle extrusion spring, the power that makes to receive is slowed down, protection staff's purpose has been reached.

Description

Boiler connecting flue maintenance channel

Technical Field

The utility model relates to an access way technical field especially relates to a flue access way is connected to boiler.

Background

Although the gas boiler using gas as energy solves the problem of environmental pollution caused by fuel, the boiler tail, the rear flue and auxiliary machinery generate serious operation corrosion. After the furnace is stopped every year, a user unit needs to clean the part, generally hundreds of kilograms of iron rust can be cleaned, and even a plurality of hand trucks can be cleaned seriously. The same conclusion is also drawn through field investigation, and generally, the corrosion condition on the boiler without anti-corrosion measures is very serious, so that not only are a large amount of corrosion products exist every year, but also the auxiliary equipment is perforated and damaged after 2-3 years of use, and needs to be maintained or replaced.

The heat pipe of connecting flue furnace side connection at present all is the straight tube, the access passage that sets up is come through the design of connecting flue manhole door, it is opposite to go the heat pipe through the manhole door when needs are overhauld, it is troublesome and unsafe to cross the manhole door, three boiler heat exchange tubes of change for this reason, the installation lets the pipe in order to optimize the access passage, become by the straight tube and let the tubular form, access passage of design through angle change, so that the maintainer passes through smoothly, the passageway board of present access passage adopts the steel sheet, but steel sheet self gravity is big, the holding power of needs is big, and difficult installation, for this reason, a boiler connection flue access passage has been proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a boiler connecting flue maintenance channel.

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

a boiler connecting flue maintenance channel comprises a first heat pipe and a second heat pipe which is cut, wherein a let pipe is welded on the second heat pipe;

let the welding angle of pipe different, and three it has the passway to let the pipe form, the passway left end is provided with the bearing bottom plate, and passes the passway and extend to the right end, the upper end fixed connection grid board of bearing bottom plate, the mounting panel is installed to the bearing bottom plate, the quick installation mechanism of fixedly connected with guardrail on the mounting panel.

Preferably, the guardrail quick mounting mechanism comprises a guardrail, a connector and a handrail; the railing is connected four ends of connector, and the railing of controlling both ends extend to with other the connector is connected, the lower extreme the railing with guardrail mounting panel fixed connection, the upper end the railing with handrail fixed connection, the lateral wall fixedly connected with protection machanism of handrail.

Preferably, the protection mechanism comprises a spring, a telescopic rod and a rubber baffle; the telescopic rod is installed on the side wall of the handrail, a rubber baffle is fixedly connected to one end, far away from the handrail, of the telescopic rod, and the spring is sleeved on the outer wall of the telescopic rod.

Preferably, the welding angle of the let tubes on the left side of the load bearing bottom plate is ninety degrees, and the welding angle of the two let tubes on the right side of the load bearing bottom plate is forty-five degrees.

Preferably, the two ends of the handrail are provided with threads, the bearing bottom plate, the connector and the handrail are provided with thread grooves, and the handrail is rotatably connected with the bearing bottom plate, the connector and the handrail.

Preferably, the width of the load-bearing bottom plate is smaller than that of the channel opening, and the grid plate is made of stainless steel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a boiler connection flue access way, through cutting first heat pipe, weld on the second heat pipe and let the pipe, through letting the change of pipe welding angle, make and let to form the passway between the pipe, make and go the first heat pipe through the manhole door when needing to overhaul and face, avoided the staff to cross the trouble of manhole door, protected the personal safety of staff too;

2. the utility model provides a boiler connecting flue access passage, through letting the pipe angle change form the passway mouth, through set up the bearing bottom plate on the passway mouth, make and need to detect and form the access passage between the target, make things convenient for the maintainer to pass through smoothly, through the setting of grid plate, make grid plate self gravity reduce, the holding power that needs reduces, and the grid plate is easy to be installed;

3. the utility model provides a pair of flue access way is connected to boiler has adopted a protection mechanism, through the lateral wall connection protection mechanism of handrail, when making the staff careless collision, through collision rubber baffle extrusion spring, makes the power that receives slow down, has reached protection staff's purpose.

Drawings

FIG. 1 is a schematic structural view of a boiler connecting flue maintenance passage provided by the present invention;

FIG. 2 is a schematic structural view of a heat pipe in a maintenance channel of a boiler connecting flue according to the present invention;

FIG. 3 is a schematic structural view of a load-bearing bottom plate in a maintenance channel of a boiler connecting flue, which is provided by the utility model;

FIG. 4 is an enlarged view taken at A in FIG. 1;

fig. 5 is a schematic structural view of a protection mechanism in a boiler connecting flue maintenance channel provided by the utility model;

in the figure: 1. a first heat pipe; 2. letting the pipe; 3. a passage port; 4. a load-bearing floor; 5. a grid plate; 6. mounting a plate; 7. a railing; 8. a connector; 9. a handrail; 10. a spring; 11. a telescopic rod; 12. a rubber baffle; 13. a second heat pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the boiler connecting flue maintenance channel comprises a first heat pipe 1 and a second heat pipe 13 which is cut, wherein a let pipe 2 is welded on the second heat pipe 13;

wherein, the left side of the bearing bottom plate 4 is provided with a welding angle of the pipe 2 of ninety degrees, and the right side of the bearing bottom plate 4 is provided with two pipes 2 of forty-five degrees.

Referring to fig. 1, the welding angles of the pipes 2 are different, three pipes 2 are formed with channels 3, the left end of each channel 3 is provided with a bearing bottom plate 4, the bearing bottom plate passes through the channel 3 and extends towards the right end, the upper end of each bearing bottom plate 4 is fixedly connected with a grating plate 5, a guardrail mounting plate 6 is mounted on each bearing bottom plate 4, and a guardrail quick mounting mechanism is fixedly connected onto each mounting plate 6.

It should be noted that the utility model provides a flue access way is connected to boiler, through cutting first heat pipe 1, the welding lets pipe 2 on second heat pipe 13, through letting the change of 2 welding angles on the pipe, makes and lets to form passway 3 between the pipe 2, makes and goes 1 opposite sides of first heat pipe through the manhole door when needs are overhauld, has avoided the staff to cross the manhole door trouble, has also protected staff's personal safety.

Referring to fig. 1 and 3, the guardrail quick-mounting mechanism comprises a guardrail 7, a connector 8 and a handrail 9; railing 7 connects at four ends of connector 8, and controls the railing 7 at both ends and extend to and be connected with other connectors 8, lower

extreme railing

7 and 6 fixed connection of guardrail mounting panel, upper end railing 7 and handrail 9 fixed connection, the lateral wall fixedly connected with protection machanism of handrail 9.

It should be noted that, the utility model provides a flue access way is connected to boiler forms passway 3 through letting 2 angular variations of pipe, through setting up bearing bottom plate 4 on the passway 3, makes to form access way between the detection object of needs, makes things convenient for the maintainer to pass through smoothly, through the setting of grid plate 5, makes grid plate 5 self gravity reduce, and the holding power of needs reduces, and grid plate 5 easily installs.

Wherein, the both ends of railing 7 have seted up the screw thread, have seted up the thread groove on bearing bottom plate 4, connector 8 and the handrail 9, and railing 7 rotates with bearing bottom plate 4, connector 8 and handrail 9 to be connected.

The width of the bearing bottom plate 4 is smaller than that of the channel opening 3, and the grating plate 5 is made of stainless steel.

Referring to fig. 5, the protection mechanism comprises a spring 10, a telescopic rod 11 and a rubber baffle 12; the telescopic link 11 is installed on the lateral wall of handrail 9, and telescopic link 11 is on the one end fixedly connected with rubber baffle 12 of keeping away from handrail 9, and spring 10 cup joints on the outer wall of telescopic link 11.

It should be noted that the utility model provides a flue access way is connected to boiler has adopted a protection mechanism, and lateral wall connection protection mechanism through handrail 9 makes the staff when colliding carelessly, through 12 extrusion springs 10 of collision rubber baffle, makes the power that receives slow down, protects the staff.

The utility model discloses its functional principle is explained to the following mode of operation of well accessible:

the utility model provides a pair of flue access way is connected to boiler through cutting first heat pipe 1, and the welding lets pipe 2 on second heat pipe 13, through letting the change of pipe 2 welding angle, makes and lets form passway 3 between the pipe 2, makes and goes first heat pipe 1 face to face through the manhole door when needs are overhauld, has avoided the staff to cross the manhole door troublesome, has also protected staff's personal safety.

The utility model provides a boiler connecting flue access way, through letting 2 angular variations of pipe form passway 3, through set up bearing bottom plate 4 on passway 3, make and form the access way between the target that needs to detect, make things convenient for the maintainer to pass through smoothly, through the setting of grid plate 5, make grid plate 5 self gravity reduce, the holding power that needs reduces, and grid plate 5 is easy to install;

the utility model provides a pair of flue access way is connected to boiler has adopted a protection mechanism, through the lateral wall connection protection mechanism of handrail 9, when making the staff careless collision, through 12 extrusion springs 10 of collision rubber baffle, makes the power that receives slow down, has reached protection staff's purpose.

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 connecting flue overhauling channel comprises a first heat pipe (1) and a second heat pipe (13) which is cut, and is characterized in that a yielding pipe (2) is welded on the second heat pipe (13);

let the welding angle of pipe (2) different, and three let pipe (2) be formed with passway (3), passway (3) left end is provided with bearing bottom plate (4), and passes passway (3) and extend to the right end, upper end fixed connection grid plate (5) of bearing bottom plate (4), mounting panel (6) are installed in bearing bottom plate (4), the quick installation mechanism of fixedly connected with guardrail on mounting panel (6).

2. A boiler connection flue service aisle of claim 1, characterised in that the guardrail quick-install means comprises a railing (7), a connector (8) and a handrail (9); railing (7) are connected four ends of connector (8), and about railing (7) at both ends extend to with other connector (8) are connected, the lower extreme railing (7) with guardrail mounting panel (6) fixed connection, upper end railing (7) with handrail (9) fixed connection, the lateral wall fixedly connected with protection machanism of handrail (9).

3. A boiler connection flue service aisle according to claim 2, characterised in that the protection means comprise springs (10), telescopic rods (11), rubber baffles (12); the telescopic rod (11) is installed on the side wall of the handrail (9), one end of the telescopic rod (11) far away from the handrail (9) is fixedly connected with a rubber baffle (12), and the spring (10) is sleeved on the outer wall of the telescopic rod (11).

4. The boiler connection flue service aisle of claim 1, wherein the let tube (2) welding angle on the left side of the load bearing floor (4) is ninety degrees, and the two let tubes (2) welding angles on the right side of the load bearing floor (4) are forty-five degrees.

5. The boiler connection flue service aisle of claim 3, wherein the balustrade (7) is threaded at both ends, the load-bearing bottom plate (4), the connector (8) and the handrail (9) are provided with thread grooves, and the balustrade (7) is rotatably connected with the load-bearing bottom plate (4), the connector (8) and the handrail (9).

6. A boiler connecting flue service aisle in accordance with claim 1, characterized in that the width of the load-bearing bottom plate (4) is smaller than the width of the aisle opening (3) and the grid plate (5) is made of stainless steel.