CN207394828U - Boiler plant - Google Patents

Boiler plant Download PDF

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Publication number
CN207394828U
CN207394828U CN201721346496.3U CN201721346496U CN207394828U CN 207394828 U CN207394828 U CN 207394828U CN 201721346496 U CN201721346496 U CN 201721346496U CN 207394828 U CN207394828 U CN 207394828U
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CN
China
Prior art keywords
air inlet
boiler
valve
flame
secondary air
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CN201721346496.3U
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Chinese (zh)
Inventor
徐怀德
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Shenhua Power Shanxi Hequ Power Generation Co Ltd
China Shenhua Energy Co Ltd
Shenhua Shendong Power Co Ltd
Original Assignee
Shenhua Power Shanxi Hequ Power Generation Co Ltd
China Shenhua Energy Co Ltd
Shenhua Shendong Power Co Ltd
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Application filed by Shenhua Power Shanxi Hequ Power Generation Co Ltd, China Shenhua Energy Co Ltd, Shenhua Shendong Power Co Ltd filed Critical Shenhua Power Shanxi Hequ Power Generation Co Ltd
Priority to CN201721346496.3U priority Critical patent/CN207394828U/en
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Publication of CN207394828U publication Critical patent/CN207394828U/en
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Abstract

The utility model provides a kind of boiler plant, including:Boiler body;Secondary air inlet structure, secondary air inlet structure are connected with boiler body;Fiery structure is seen, sees fiery structure setting on secondary air inlet structure, and the fiery structure of sight corresponds to secondary air inlet structure and the junction of boiler body is set, with the combustion position inside the burner hearth by seeing fiery structure observation boiler body.When the technical solution of the utility model efficiently solves boiler combustion of the prior art, the problem of internal-combustion situation is not known.

Description

Boiler plant
Technical field
The utility model is related to the technical field of boiler, in particular to a kind of boiler plant.
Background technology
Burning in circulating fluid bed boiler mode, which is different from traditional coal-powder boiler, complete flame scanning system, circulating fluid-bed Burner hearth is positive pressure and due to the particularity of burning during boiler normal operation so that can not install fire additional on circulating fluidized bed boiler Flame monitoring system.Due to that can not know the combustion position inside fluid bed, this brings very big to operating personnel or administrative staff Inconvenience.
Utility model content
The main purpose of the utility model is that a kind of boiler plant is provided, to solve boiler combustion of the prior art When, the problem of internal-combustion situation is not known.
To achieve these goals, the utility model provides a kind of boiler plant, including:Boiler body;Secondary air Structure, secondary air inlet structure are connected with boiler body;Fiery structure is seen, fiery structure setting is seen on secondary air inlet structure, and sees Fiery structure corresponds to secondary air inlet structure and the junction of boiler body is set, with the burner hearth by seeing fiery structure observation boiler body Internal combustion position.
Further, secondary air inlet structure includes air inlet main pipe, sees fiery structure setting in air inlet main pipe.
Further, air inlet main pipe includes vertical section and the inducer that is connected with boiler body, vertical section and inducer into Angle is set, and is seen fiery structure setting in vertical section, and is set close to the junction of vertical section and inducer.
Further, secondary air inlet structure includes air inlet main pipe, and seeing fiery structure includes valve, and sight is provided in air inlet main pipe Fire hole, valve are arranged at flame-observing hole, to observe the inside of boiler body by controlled valve.
Further, connecting tube is provided at flame-observing hole, valve is connected by connecting tube with flame-observing hole.
Further, flame-observing hole passes through flanged joint with connecting tube.
Further, see fiery structure and further include flame-observing mirror piece, flame-observing mirror piece is arranged on valve.
Further, flame-observing mirror piece is arranged on the one side of the keep away from boiler main body of valve.
Further, see fiery structure and further include flange plate, the first end of valve is connected with flame-observing hole, the second end of valve With flange, flange plate is connected with the second end of valve, and flame-observing mirror piece is arranged between valve and flange plate.
Further, boiler body is 350MW circulating fluidized bed boiler.
Using the technical solution of the utility model, fiery structure will be seen and be mounted on secondary air inlet structure, so by seeing fire Structure can observe the combustion position inside boiler body, and said structure advantageously allows operating personnel and understands boiler internal Combustion position, and then make more accurate judgement.The technical solution of the utility model efficiently solves of the prior art During boiler combustion, the problem of internal-combustion situation is not known.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide a further understanding of the present invention, this practicality New schematic description and description does not form the improper restriction to the utility model for explaining the utility model. In the accompanying drawings:
Fig. 1 shows the structure diagram of the embodiment one of boiler plant according to the present utility model.
Wherein, above-mentioned attached drawing is marked including the following drawings:
10th, boiler body;20th, secondary air inlet structure;30th, fiery structure is seen.
Specific embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.It is unless another It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be appreciated that spatially relative term is intended to comprising the orientation except device described in figure Outside different azimuth in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and " in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein Formula.It should be appreciated that thesing embodiments are provided so that disclosure herein is thoroughly and complete, and these are shown The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, expands layer With the thickness in region, and make identical device is presented with like reference characters, thus description of them will be omitted.
As shown in Figure 1, the boiler plant of embodiment one includes:Boiler body 10, secondary air inlet structure 20 and the fiery structure of sight 30.Secondary air inlet structure 20 is connected with boiler body 10.It sees fiery structure 30 to be arranged on secondary air inlet structure 20, and sees fire knot Structure 30 corresponds to secondary air inlet structure 20 and the junction of boiler body 10 is set, to observe boiler body 10 by seeing fiery structure 30 Burner hearth inside combustion position.
The technical solution of Application Example one will be seen fiery structure 30 and be mounted on secondary air inlet structure 20, so passes through sight Fiery structure 30 can observe the combustion position inside boiler body 10, and said structure advantageously allows operating personnel and understands boiler Internal combustion position, and then make more accurate judgement.The technical solution of the present embodiment efficiently solves the prior art In boiler combustion when, the problem of internal-combustion situation is not known.
As shown in Figure 1, in the technical solution of embodiment one, secondary air inlet structure 20 includes air inlet main pipe, sees fiery structure 30 are arranged in air inlet main pipe.The setting of said structure can observe the inner case of boiler body 10, not influence boiler master also The structure of body 10.
As shown in Figure 1, in the technical solution of embodiment one, air inlet main pipe includes vertical section and is connected with boiler body 10 Inducer, vertical section and inducer set into angle, see fiery structure 30 and be arranged in vertical section, and close to vertical section and import The junction of section is set.The fiery structure 30 of sight is set to facilitate the combustion case in observation boiler body 10 at said structure.Specifically Ground, input end are horizontally disposed, and so horizontal observation is just it can be seen that combustion case in boiler body 10.
As shown in Figure 1, in the technical solution of embodiment one, secondary air inlet structure 20 includes air inlet main pipe, sees fiery structure 30 include valve, and flame-observing hole is provided in air inlet main pipe, and valve is arranged at flame-observing hole, to observe boiler master by controlled valve The inside of body 10.Above-mentioned setting is easier, and processing cost will not destroy the whole knot of secondary air inlet structure 20 than relatively low The stressing conditions of structure.
As shown in Figure 1, in the technical solution of embodiment one, connecting tube is provided at flame-observing hole, valve passes through connecting tube It is connected with flame-observing hole.The setting of valve greatly increases security of operating personnel when fire is seen.Certainly, it is being not required When carrying out seeing fire, valve can be closed, this also greatly increases the security of boiler plant.
As shown in Figure 1, in the technical solution of embodiment one, flame-observing hole passes through flanged joint with connecting tube.Said structure Easily connection, checking maintenance are convenient.For example, when checking maintenance is needed, can be dismantled.
As shown in Figure 1, in the technical solution of embodiment one, see fiery structure 30 and further include flame-observing mirror piece, flame-observing mirror piece is set It puts on valve.Said structure facilitates the operation of operator, for example, can be seen at any time by flame-observing mirror piece as needed It examines.It can be closed when causing danger by valve, cut off danger source.In the technical solution of the present embodiment, valve Door is gate valve.
As shown in Figure 1, in one technical solution of embodiment, flame-observing mirror piece is arranged on the one of the keep away from boiler main body 10 of valve Side.So be conducive to protect the safety of flame-observing mirror piece.
As shown in Figure 1, in the technical solution of embodiment one, see fiery structure 30 and further include flange plate, the first end of valve It is connected with flame-observing hole, the second end of valve has flange, and flange plate is connected with the second end of valve, and flame-observing mirror piece is arranged on Between valve and flange plate.Said structure causes flame-observing mirror piece to easily fix, and such processing cost is than relatively low.
The technical solution and embodiment one of embodiment two difference lies in, valve is ball valve, and the switching speed of ball valve is very fast, So it is more advantageous to the safety of protection operating personnel.
The boiler plant of embodiment two includes:Boiler body 10, secondary air inlet structure 20 and the fiery structure 30 of sight.Secondary air Structure 20 is connected with boiler body 10.It sees fiery structure 30 to be arranged on secondary air inlet structure 20, and sees fiery structure 30 and correspond to two The junction of secondary air inlet structure 20 and boiler body 10 is set, to be observed by seeing fiery structure 30 inside the burner hearth of boiler body 10 Combustion position.
The technical solution of Application Example two will be seen fiery structure 30 and be mounted on secondary air inlet structure 20, so passes through sight Fiery structure 30 can observe the combustion position inside boiler body 10, and said structure advantageously allows operating personnel and understands boiler Internal combustion position, and then make more accurate judgement.The technical solution of the present embodiment efficiently solves the prior art In boiler combustion when, the problem of internal-combustion situation is not known.
In the technical solution of embodiment two, secondary air inlet structure 20 includes air inlet main pipe, see fiery structure 30 be arranged on into On wind supervisor.The setting of said structure can observe the inner case of boiler body 10, not influence the structure of boiler body 10 also.
In the technical solution of embodiment two, air inlet main pipe includes vertical section and the inducer being connected with boiler body 10, Vertical section is set with inducer into angle, is seen fiery structure 30 and is arranged in vertical section, and close to the connection of vertical section and inducer Place is set.The fiery structure 30 of sight is set to facilitate the combustion case in observation boiler body 10 at said structure.Specifically, input end It is horizontally disposed, so horizontal observation is just it can be seen that combustion case in boiler body 10.
In the technical solution of embodiment two, secondary air inlet structure 20 includes air inlet main pipe, and seeing fiery structure 30 includes valve, Flame-observing hole is provided in air inlet main pipe, valve is arranged at flame-observing hole, to observe the inside of boiler body 10 by controlled valve. Above-mentioned setting is easier, and processing cost will not destroy the integrally-built stress feelings of secondary air inlet structure 20 than relatively low Condition.
In the technical solution of embodiment two, connecting tube is provided at flame-observing hole, valve is connected by connecting tube and flame-observing hole It is logical.The setting of valve greatly increases security of operating personnel when fire is seen.Certainly, need not carry out seeing fire When, valve can be closed, this also greatly increases the security of boiler plant.
In the technical solution of embodiment two, flame-observing hole passes through flanged joint with connecting tube.Said structure easily connects, inspection It is easy to maintenance.For example, when checking maintenance is needed, can be dismantled.
In the technical solution of embodiment two, see fiery structure 30 and further include flame-observing mirror piece, flame-observing mirror piece is arranged on valve. Said structure facilitates the operation of operator, for example, can be observed at any time by flame-observing mirror piece as needed.When endangering It can be closed when dangerous by valve, cut off danger source.
In two technical solution of embodiment, flame-observing mirror piece is arranged on the one side of the keep away from boiler main body 10 of valve.So have Beneficial to the safety of protection flame-observing mirror piece.
In the technical solution of embodiment two, see fiery structure 30 and further include flange plate, first end and the flame-observing hole phase of valve Connection, the second end of valve have flange, and flange plate is connected with the second end of valve, and flame-observing mirror piece is arranged on valve and flange Between piece.Said structure causes flame-observing mirror piece to easily fix, and such processing cost is than relatively low.
In the technical solution of the application, boiler body 10 is 350MW circulating fluidized bed boiler.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " bag Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, " Two " etc. be the object for distinguishing similar, without being used to describe specific order or precedence.It should be appreciated that it so uses Data can exchange in the appropriate case, so that presently filed embodiment described herein for example can be with except herein Order beyond those of diagram or description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that Be to cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment not Be necessarily limited to those steps clearly listed or unit, but may include not list clearly or for these processes, side The intrinsic other steps of method, product or equipment or unit.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of boiler plant, which is characterized in that including:
Boiler body (10);
Secondary air inlet structure (20), the secondary air inlet structure (20) are connected with the boiler body (10);
Fiery structure (30) is seen, the fire structure (30) of seeing is arranged on the secondary air inlet structure (20), and the fiery structure of the sight (30) the corresponding secondary air inlet structure (20) and the junction of the boiler body (10) are set, to see fiery structure by described (30) combustion position inside the burner hearth of the boiler body (10) is observed.
2. boiler plant according to claim 1, which is characterized in that the secondary air inlet structure (20) includes air inlet and leads Pipe, the fire structure (30) of seeing are arranged in the air inlet main pipe.
3. boiler plant according to claim 2, which is characterized in that the air inlet main pipe include vertical section and with the pot The connected inducer of furnace main body (10), the vertical section are set with the inducer into angle, and the fire structure (30) of seeing is set It is set in the vertical section, and close to the vertical section and the junction of the inducer.
4. boiler plant according to claim 2, which is characterized in that the secondary air inlet structure (20) includes air inlet and leads Pipe, the fire structure (30) of seeing include valve, and flame-observing hole is provided in the air inlet main pipe, and the valve is arranged on the sight fire At hole, to observe the inside of the boiler body (10) by switching the valve.
5. boiler plant according to claim 4, which is characterized in that connecting tube, the valve are provided at the flame-observing hole Door is connected by the connecting tube with the flame-observing hole.
6. boiler plant according to claim 5, which is characterized in that the flame-observing hole is connected with the connecting tube by flange It connects.
7. boiler plant according to claim 4, which is characterized in that the fire structure (30) of seeing further includes flame-observing mirror piece,
The flame-observing mirror piece is arranged on the valve.
8. boiler plant according to claim 7, which is characterized in that the flame-observing mirror piece is arranged on the separate of the valve The one side of the boiler body (10).
9. boiler plant according to claim 8, which is characterized in that the fire structure (30) of seeing further includes flange plate, institute The first end for stating valve is connected with the flame-observing hole, and the second end of the valve has flange, the flange plate and the valve The second end of door is connected, and the flame-observing mirror piece is arranged between the valve and the flange plate.
10. boiler plant according to claim 1, which is characterized in that the boiler body (10) is ciculation fluidized for 350MW Bed boiler.
CN201721346496.3U 2017-10-18 2017-10-18 Boiler plant Active CN207394828U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721346496.3U CN207394828U (en) 2017-10-18 2017-10-18 Boiler plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721346496.3U CN207394828U (en) 2017-10-18 2017-10-18 Boiler plant

Publications (1)

Publication Number Publication Date
CN207394828U true CN207394828U (en) 2018-05-22

Family

ID=62328837

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721346496.3U Active CN207394828U (en) 2017-10-18 2017-10-18 Boiler plant

Country Status (1)

Country Link
CN (1) CN207394828U (en)

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