CN214791078U - Hood of circulating fluidized bed of thermal power plant - Google Patents
Hood of circulating fluidized bed of thermal power plant Download PDFInfo
- Publication number
- CN214791078U CN214791078U CN202120960771.0U CN202120960771U CN214791078U CN 214791078 U CN214791078 U CN 214791078U CN 202120960771 U CN202120960771 U CN 202120960771U CN 214791078 U CN214791078 U CN 214791078U
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- hood
- ring shape
- fluidized bed
- power plant
- thermal power
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Abstract
The utility model discloses a hood of thermal power plant's circulating fluidized bed, including hood distributing plate and installation component, the inside of hood distributing plate and installation component is inlayed and is equipped with the inside tube core of hood, and the last fixed surface of installation component is connected with ring shape fixed plate, and annular groove has been seted up to ring shape fixed plate's upper surface, and annular groove's inside wall is provided with the powerful magnetic path of ring shape, and it has hood protection top shell to peg graft in annular groove's inside, and the outer anchor ring of ring shape fixed plate sets up threaded hole. This hood of circulating fluidized bed of thermal power plant through setting up the powerful magnetic path of circle ring shape, locking bolt and arc limiting plate, makes this hood at the in-process of in-service use, can adjust the position of adjusting locking bolt according to the thickness of hood protection topshell, through the powerful magnetic path of circle ring shape in addition, realizes the effective fixed of hood protection topshell, has realized preventing that hood protection topshell from receiving the gas shock and the effect of rocking when having improved this hood practicality.
Description
Technical Field
The utility model relates to a circulating fluidized bed boiler technical field specifically is a thermal power plant circulating fluidized bed's hood.
Background
The circulating fluidized bed is fluidized at the gas velocity higher than the free settling velocity of the particles, the particles are carried out by the gas flow, the gas and the solid are separated, and the solid is circulated back to the fluidized bed formed in the bed layer.
The existing connection mode of the blast cap used by the circulating fluidized bed for the power plant and the pipe core inside the blast cap is mostly plug-in, but the blast cap is easy to be impacted by external air flow in the specific use process and shakes, so that the stability of the blast cap is poor, and the blast cap can be overhauled only by blowing out the furnace when the cap head falls off in the use process, thereby affecting the working efficiency.
Therefore, the hood of the circulating fluidized bed of the thermal power plant is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a thermal power plant circulating fluidized bed's hood to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hood of thermal power plant's circulating fluidized bed, includes hood distributing plate and installation component, the inside of hood distributing plate and installation component is inlayed and is equipped with the inside pipe core of hood, the last fixed surface of installation component is connected with ring shape fixed plate, annular groove has been seted up to the upper surface of ring shape fixed plate, and annular groove's inside wall is provided with the powerful magnetic path of ring shape, it has hood protection topshell to peg graft in annular groove's inside, the outer anchor ring of ring shape fixed plate sets up threaded hole, and the inner wall threaded connection of screw hole has locking bolt, locking bolt's one end extends into annular groove's inside and fixedly connected with arc limiting plate.
Preferably, a plurality of ventilation holes are formed in the outer surfaces of the inner tube core of the blast cap and the top protective shell of the blast cap, and the ventilation holes are circumferentially arranged on the outer surfaces of the inner tube core of the blast cap and the top protective shell of the blast cap at equal intervals.
Preferably, the upper surfaces of the hood distribution plate and the mounting member are both provided with through holes matched with the pipe core in the hood.
Preferably, the inner ring surface of the annular fixing plate is in lap joint with the outer surface of the pipe core in the blast cap, and a sealing rubber ring is arranged between the annular fixing plate and the pipe core in the blast cap.
Preferably, the material of the top shell of the wind cap protection close to the surface of the circular strong magnetic block is iron, and the top shell of the wind cap protection and the circular strong magnetic block generate magnetic adsorption.
Preferably, one end of each locking bolt, which is far away from the arc-shaped limiting plate, is fixedly connected with a handle, the surface of each locking bolt is in threaded connection with a fixing nut, the number of the locking bolts is two, and the two locking bolts are symmetrically arranged on the outer annular surface of the circular ring-shaped fixing plate by taking the longitudinal axis of the cross section of the circular ring-shaped fixing plate as a symmetry axis.
Advantageous effects
The utility model provides a thermal power plant circulating fluidized bed's hood possesses following beneficial effect:
1. this hood of circulating fluidized bed of thermal power plant through setting up the powerful magnetic path of circle ring shape, locking bolt and arc limiting plate, makes this hood at the in-process of in-service use, can adjust the position of adjusting locking bolt according to the thickness of hood protection topshell, and through the powerful magnetic path of circle ring shape, realizes the effective fixed of hood protection topshell moreover, has realized preventing that hood protection topshell from receiving the gas impact and the effect of rocking when having improved this hood practicality, has greatly improved the stability after the hood installation.
2. This thermal power plant's circulating fluidized bed's hood through annular groove and the sealing rubber circle that sets up ring shape fixed plate, makes this hood in the in-process that uses after the installation, can effectively seal through the sealing rubber circle, has improved the leakproofness of hood, makes air-out in the ventilation hole of gas follow hood protection topshell after can moreover, reaches the even, the stable effect of fluidization of cloth wind.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is a schematic view of the overlooking structure of the circular fixing plate of the present invention.
In the figure: the wind cap comprises a wind cap distribution plate 1, a mounting member 2, a pipe core inside a wind cap 3, a circular ring-shaped fixing plate 4, a circular ring-shaped strong magnetic block 5, a wind cap protective top shell 6, a locking bolt 7, an arc-shaped limiting plate 8 and a sealing rubber ring 9.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a thermal power plant's circulating fluidized bed's hood, including hood distributing plate 1 and installation component 2, the inside of hood distributing plate 1 and installation component 2 is inlayed and is equipped with the inside tube core 3 of hood, the through-hole with the inside tube core 3 looks adaptation of hood is all seted up to the upper surface of hood distributing plate 1 and installation component 2, the last fixed surface of installation component 2 is connected with ring shape fixed plate 4, the interior anchor ring of ring shape fixed plate 4 and the outside overlap joint of the inside tube core 3 of hood, and be provided with sealing rubber circle 9 between ring shape fixed plate 4 and the inside tube core 3 of hood.
Annular groove has been seted up to the upper surface of ring shape fixed plate 4, and annular groove's inside wall is provided with the powerful magnetic path of ring shape 5, it has hood protection top shell 6 to peg graft in annular groove's inside, a plurality of ventilation hole has all been seted up to the inside tube core 3 of hood and the surface of hood protection top shell 6, and a plurality of ventilation hole circumference equidistance sets up the surface at the inside tube core 3 of hood and hood protection top shell 6 respectively, annular groove and sealing rubber circle 9 through setting up ring shape fixed plate 4, the leakproofness of following under the hood protection top shell 6 has been improved, keep gaseous air-out in the ventilation hole from hood protection top shell 6, it is even to reach the cloth wind, the stable effect of fluidization.
The material of the top shell 6 close to the surface of the circular strong magnetic block 5 is iron, the top shell 6 and the circular strong magnetic block 5 generate magnetic adsorption, the outer annular surface of the circular fixing plate 4 is provided with a threaded hole, the inner wall of the threaded hole is in threaded connection with a locking bolt 7, one end of the locking bolt 7 extends into the annular groove and is fixedly connected with an arc limiting plate 8, one end of the locking bolt 7 away from the arc limiting plate 8 is fixedly connected with a handle, the surface of the locking bolt 7 is in threaded connection with a fixing nut, the number of the locking bolts 7 is two, the two locking bolts 7 are symmetrically arranged on the outer annular surface of the circular fixing plate 4 by taking the longitudinal axis of the cross section of the circular fixing plate 4 as a symmetry axis, and the positions of the locking bolts 7 can be adjusted according to different thicknesses of the top shell 6, and the hood protection top shell 6 is fixed under the matching of the circular strong magnetic block 5, so that the hood protection top shell 6 is adaptive to the hood protection top shells 6 with different sizes, the aim of preventing the hood protection top shell 6 from shaking due to gas impact is fulfilled, and the stability of the hood is improved.
The working principle is as follows: when the blast cap of the circulating fluidized bed of the thermal power plant is used, firstly, the annular fixing plate 4 is fixed on the upper surface of the mounting component 2, the blast cap protection top shell 6 is inserted into the annular groove of the annular fixing plate 4, then the position of the locking bolt 7 is adjusted according to the thickness of the blast cap protection top shell 6, and the blast cap protection top shell 6 is fixed under the matching of the annular strong magnetic block 5, so that the blast cap protection top shell 6 can be adapted to blast cap protection top shells 6 with different sizes, meanwhile, the aim of preventing the blast cap protection top shell 6 from shaking due to gas impact is achieved, the stability of the blast cap is improved, finally, gas entering from the lower part of the blast cap distribution plate 1 moves upwards from the pipe core 3 in the blast cap and sequentially passes through the pipe core 3 in the blast cap and the ventilation holes of the blast cap protection top shell 6, and the effects of uniform air distribution and stable fluidization are achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a thermal power plant's circulating fluidized bed's hood, includes hood distribution plate (1) and mounting member (2), its characterized in that: the inside of hood distributing plate (1) and installation component (2) is inlayed and is equipped with the inside tube core of hood (3), the last fixed surface of installation component (2) is connected with ring shape fixed plate (4), annular groove has been seted up to the upper surface of ring shape fixed plate (4), and annular groove's inside wall is provided with ring shape powerful magnetic path (5), it has hood protection top shell (6) to peg graft in annular groove's inside, the outer anchor ring of ring shape fixed plate (4) is seted up threaded hole, and the inner wall threaded connection of screw hole has locking bolt (7), the one end of locking bolt (7) extends into annular groove's inside and fixedly connected with arc limiting plate (8).
2. A hood for a circulating fluidized bed of a thermal power plant according to claim 1, characterized in that: a plurality of ventilation holes are formed in the outer surfaces of the inner tube core (3) of the blast cap and the top protective shell (6), and the ventilation holes are circumferentially arranged on the outer surfaces of the inner tube core (3) of the blast cap and the top protective shell (6) of the blast cap at equal intervals.
3. A hood for a circulating fluidized bed of a thermal power plant according to claim 1, characterized in that: the upper surfaces of the blast cap distribution plate (1) and the mounting component (2) are provided with through holes matched with the pipe cores (3) in the blast cap.
4. A hood for a circulating fluidized bed of a thermal power plant according to claim 1, characterized in that: the inner ring surface of the annular fixing plate (4) is in lap joint with the outer surface of the inner pipe core (3) of the blast cap, and a sealing rubber ring (9) is arranged between the annular fixing plate (4) and the inner pipe core (3) of the blast cap.
5. A hood for a circulating fluidized bed of a thermal power plant according to claim 1, characterized in that: the surface of the top shell (6) of the wind cap protection, which is close to the circular strong magnetic block (5), is made of iron, and the top shell (6) of the wind cap protection and the circular strong magnetic block (5) generate magnetic adsorption.
6. A hood for a circulating fluidized bed of a thermal power plant according to claim 1, characterized in that: the locking bolt (7) is far away from one end fixedly connected with handle of arc limiting plate (8), and the surperficial threaded connection of locking bolt (7) has fixation nut, and the quantity of locking bolt (7) is two, and two locking bolts (7) use the longitudinal axis of ring shape fixed plate (4) cross section to set up at the outer annular surface of ring shape fixed plate (4) as symmetry axis symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120960771.0U CN214791078U (en) | 2021-05-07 | 2021-05-07 | Hood of circulating fluidized bed of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120960771.0U CN214791078U (en) | 2021-05-07 | 2021-05-07 | Hood of circulating fluidized bed of thermal power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214791078U true CN214791078U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120960771.0U Expired - Fee Related CN214791078U (en) | 2021-05-07 | 2021-05-07 | Hood of circulating fluidized bed of thermal power plant |
Country Status (1)
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| CN (1) | CN214791078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117006820A (en) * | 2023-09-25 | 2023-11-07 | 新乡医学院三全学院 | Organic solid waste drying device that contains liquid |
-
2021
- 2021-05-07 CN CN202120960771.0U patent/CN214791078U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117006820A (en) * | 2023-09-25 | 2023-11-07 | 新乡医学院三全学院 | Organic solid waste drying device that contains liquid |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |