CN209630923U - The absorption tower CFB and its ash exhauster - Google Patents
The absorption tower CFB and its ash exhauster Download PDFInfo
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- CN209630923U CN209630923U CN201822144672.6U CN201822144672U CN209630923U CN 209630923 U CN209630923 U CN 209630923U CN 201822144672 U CN201822144672 U CN 201822144672U CN 209630923 U CN209630923 U CN 209630923U
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- ash
- dust
- tower bottom
- mouth
- collecting box
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Abstract
The utility model provides a kind of absorption tower CFB and its ash exhauster, ash exhauster is for being arranged in below the tower bottom flue on the absorption tower CFB, it include: ash discharge component, one end of the ash discharge component is the ash inlet for being connected to the bottom of the tower bottom flue (8), and the other end of the ash discharge component is ash hole；Recirculation assembly, one end of the recirculation assembly are the grey mouth that returns for being connected to the non-bottom of the tower bottom flue (8), and the other end of the recirculation assembly is dust-absorbing mouth；Dust collecting box (3), the dust collecting box (3) are connected to the ash hole and the dust-absorbing mouth.Ash exhauster provided by the utility model effectively avoids being exhausted directly to cause the poor environment of fugitive dust to influence on ground for dust stratification, avoids the dust stratification on manual cleaning ground, reduces labor intensity；Dust stratification is sucked into tower bottom flue using the negative-pressure sucking in tower bottom flue, is flowed away with flue gas, is realized that free of contamination dust stratification recycles, efficiently solve environmental issue.
Description
Technical field
The utility model relates to absorption tower equipment technical field, in particular to a kind of absorption tower CFB and its ash exhauster.
Background technique
Currently, CFB (Circulating Fluidized Bed, circulating fluidized bed boiler) common ash discharge in absorption tower bottom
There are mainly two types of forms；The first is that tower bottom discharges grey hole from, is exhausted directly on floor；Then artificial remove is transported again.This row
Grey form is direct, simply；But it is easy fugitive dust, and manually time-consuming for needs.It is for second that tower bottom with ash ejector drains into ground, it is this
It is possible that form equally exists fugitive dust, and needs manual cleaning.
Therefore, because the ash discharge form on the absorption tower CFB, requires to arrange dust stratification on the ground, and manual cleaning.This is just
Causing the undesirable environment such as fugitive dust influences, and dust stratification needs manual cleaning and transports, and can not recycle, environmental issue can not
It solves；Inconvenient dust stratification transports, and labor intensity is big.
Therefore, environmental issue how is solved, poor environment influence and labor intensity is reduced, is those skilled in the art
Urgent problem to be solved.
Utility model content
In view of this, the present invention provides a kind of ash exhausters, and to solve environmental issue, reducing poor environment influences
And labor intensity.The utility model additionally provides a kind of absorption tower CFB with above-mentioned ash exhauster.
To achieve the above object, the utility model provides the following technical solutions:
A kind of ash exhauster, for being arranged in below the tower bottom flue on the absorption tower CFB, comprising:
Ash discharge component, one end of the ash discharge component are the ash inlet for being connected to the bottom of the tower bottom flue, institute
The other end for stating ash discharge component is ash hole；
Recirculation assembly, one end of the recirculation assembly are to return grey mouth for what is be connected to the non-bottom of the tower bottom flue,
The other end of the recirculation assembly is dust-absorbing mouth；
Dust collecting box, the dust collecting box are connected to the ash hole and the dust-absorbing mouth.
Preferably, in above-mentioned ash exhauster, the ash discharge component includes ash ejector and ash releasing tube；
The import of the ash ejector be the ash inlet, the outlet of one end of the ash releasing tube and the ash ejector,
The other end of the ash releasing tube is the ash hole.
Preferably, in above-mentioned ash exhauster, there is inclined surface in the dust collecting box；
The ash hole is located at the high-end of the inclined surface, and the dust-absorbing mouth is located at the low side of the inclined surface.
Preferably, in above-mentioned ash exhauster, the recirculation assembly includes:
Circulating line, one end of the circulating line are the dust-absorbing mouth, and the other end of the circulating line is described returns
Grey mouth；
It is set on the circulating line, the deashing valve unlatched and closed for controlling the circulating line.
Preferably, in above-mentioned ash exhauster, the circulating line includes oviduct and connecting tube；
The big end of the oviduct is the dust-absorbing mouth, and the small end of the oviduct is connect with the connecting tube, the company
Taking over one end far from the oviduct is described time grey mouth.
Preferably, in above-mentioned ash exhauster, the connecting tube is hose.
Preferably, in above-mentioned ash exhauster, the oviduct is connected with the dust collecting box by flange.
It preferably, further include the quick coupling for the non-bottom of the tower bottom flue to be arranged in above-mentioned ash exhauster；
Described time of the circulating line grey mouth is connect with the quick coupling, the quick coupling not with the circulation
At can be with seal nipple when pipeline connection.
Preferably, in above-mentioned ash exhauster, the dust collecting box have dust stratification corresponding with ash hole region and with institute
State that dust-absorbing mouth is corresponding to suck back region；
The dust stratification region and described suck back have certain distance between region.
The utility model additionally provides a kind of absorption tower CFB, including tower bottom flue, further includes as described in any one of the above embodiments
Ash exhauster.
It can be seen from the above technical scheme that ash exhauster provided by the utility model, the ash inlet of ash discharge component is used
It is connected in the bottom of tower bottom flue, in order to guide the dust stratification of tower bottom flue into ash discharge component, and by ash discharge component
Ash hole is discharged into dust collecting box；Recirculation assembly is connected to non-bottom and the dust collecting box of tower bottom flue, passes through the negative pressure in tower bottom flue
Effect so that the dust stratification in dust collecting box enters recirculation assembly by the dust-absorbing mouth of recirculation assembly, and returns grey mouth by recirculation assembly
Into the non-bottom of tower bottom flue, taken away into the dust stratification in tower bottom flue by the air-flow in tower bottom flue, realization recycles.
Ash exhauster provided by the utility model effectively avoids being exhausted directly on ground and cause the poor environment shadow of fugitive dust for dust stratification
It rings, avoids the dust stratification on manual cleaning ground, reduce labor intensity；Dust stratification is inhaled using the negative-pressure sucking in tower bottom flue
Enter tower bottom flue, flow away with flue gas, realizes that free of contamination dust stratification recycles, efficiently solve environmental issue.
The utility model additionally provides a kind of absorption tower CFB, has such as above-mentioned any ash exhauster.Due to above-mentioned ash discharge
Device has above-mentioned technique effect, and the absorption tower CFB with above-mentioned ash exhauster should also have similarly technical effect, herein not
Tire out one by one again and states and within protection scope.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the ash exhauster on the absorption tower CFB provided by the embodiment of the utility model.
Specific embodiment
The utility model discloses a kind of ash exhausters, to solve environmental issue, reduce poor environment influence and artificial labor
Fatigue resistance.The utility model additionally provides a kind of absorption tower CFB with above-mentioned ash exhauster.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to FIG. 1, the utility model embodiment provides a kind of ash exhauster, for the tower on the absorption tower CFB to be arranged in
8 lower section of bottom flue, including ash discharge component, recirculation assembly and dust collecting box 3.One end of ash discharge component be for tower bottom flue 8
The ash inlet of bottom connection, the other end of ash discharge component are ash hole；One end of recirculation assembly is for non-with tower bottom flue 8
Grey mouth is returned in bottom connection, and the other end of recirculation assembly is dust-absorbing mouth；Dust collecting box 3 is connected to ash hole and dust-absorbing mouth.
Ash exhauster provided by the embodiment of the utility model, the ash inlet of ash discharge component is for the bottom with tower bottom flue 8
Connection, in order to guide the dust stratification of tower bottom flue 8 into ash discharge component, and is discharged into dust collecting box 3 by the ash hole of ash discharge component
In；Recirculation assembly is connected to non-bottom and the dust collecting box 3 of tower bottom flue 8, by the suction function in tower bottom flue 8, so that collection ash
Dust stratification in case 3 enters recirculation assembly by the dust-absorbing mouth of recirculation assembly, and enters tower bottom flue 8 by the grey mouth that returns of recirculation assembly
Non- bottom, taken away into the dust stratification in tower bottom flue 8 by the air-flow in tower bottom flue 8, realization recycles.The utility model
The ash exhauster that embodiment provides, effectively avoids being exhausted directly to cause the poor environment of fugitive dust to influence on ground for dust stratification, keep away
Manpower-free clears up the dust stratification on ground, reduces labor intensity；Dust stratification is sucked into tower using the negative-pressure sucking in tower bottom flue 8
Bottom flue 8, flows away with flue gas, realizes that free of contamination dust stratification recycles, efficiently solves environmental issue.
It is understood that the non-bottom of tower bottom flue 8 can be the middle part or top of tower bottom flue 8, it is only necessary to ensure this
Place is capable of forming negative-pressure sucking, and ensures that flue gas flows through and with dust stratification.
Wherein, dust collecting box 3 can be further arranged to seal case, only be connected to ash hole and dust-absorbing mouth, further subtract
The excessive situation of dust stratification is lacked.
In the present embodiment, ash discharge component includes ash ejector 1 and ash releasing tube 2；The import of ash ejector 1 is ash inlet, ash releasing tube 2
One end and ash ejector 1 outlet, the other end of ash releasing tube 2 is ash hole.By the way that ash ejector 1 is arranged, effectively increase
Ash discharge efficiency.
It is of course also possible to which ash releasing tube 2 is only arranged.
In order to improve deashing the degree of automation, there is inclined surface in dust collecting box 3；Ash hole is located at the high-end of inclined surface, inhales
Grey mouth is located at the low side of inclined surface.Dust stratification into dust collecting box 3 is moved along inclined surface under the effect of gravity so that by ash hole into
The dust stratification for entering dust collecting box 3 reaches at dust-absorbing mouth automatically, facilitates suction ash manipulation.
The push plate for pushing dust stratification or other devices can also be set in dust collecting box 3.
In the present embodiment, recirculation assembly includes circulating line and deashing valve 6.One end of circulating line is dust-absorbing mouth, is followed
The other end in endless tube road is back grey mouth；Deashing valve 6 is set on circulating line, is unlatched and closed for control loop pipeline.
By above-mentioned setting, deashing valve 6 can be opened when needing deashing, deashing valve 6 is then closed when not needing deashing.
In order to improve circulation dynamics, circulating line includes oviduct 4 and connecting tube 5；The big end of oviduct 4 is dust-absorbing mouth,
The small end of oviduct 4 is connect with connecting tube 5, and connecting tube 5 is back grey mouth far from one end of oviduct 4.It, can by above-mentioned setting
Effectively the dust stratification in dust collecting box 3 is attracted and is guided into tower bottom flue 8.
In the present embodiment, connecting tube 5 is hose.By setting hose for connecting tube 5, facilitate ash exhauster relative to
The setting of tower bottom flue 8.Hose can also be set by ash releasing tube 2.
Oviduct 4 is connected with dust collecting box 3 by flange.Pass through flanged joint, it is ensured that oviduct 4 and dust collecting box 3
Connective stability.Ash releasing tube 2 can also be connected with dust collecting box 3 by flange.Wherein, there are two open for setting on dust collecting box 3
Hole, the preceding aperture respectively being connect with ash releasing tube 2 and the rear aperture being connect with oviduct 4.
It further include the non-bottom for tower bottom flue 8 to be arranged in ash exhauster provided by the embodiment of the utility model
Quick coupling 7；The grey mouth that returns of circulating line is connect with quick coupling 7, and quick coupling 7 can be close when not connecting with circulating line
At sealing joint.By above-mentioned setting, switching of the absorption tower CFB between ash discharge and not ash discharge state may be implemented, further mention
High degree easy to use.
For the absorption of cheap dust stratification, dust collecting box 3 has and the corresponding dust stratification region of ash hole and suction corresponding with dust-absorbing mouth
Go back to region；Dust stratification region and suck back between region have certain distance.Wherein, dust stratification region and suck back the distance between region can
No longer to do concrete restriction herein according to depending on actual demand.
The utility model embodiment additionally provides a kind of absorption tower CFB, including tower bottom flue 8, further includes as any of the above-described
Kind ash exhauster.Since above-mentioned ash exhauster has above-mentioned technique effect, the absorption tower CFB with above-mentioned ash exhauster should also have
There is similarly technical effect, not repeated them here and within protection scope.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of ash exhauster, for being arranged in below the tower bottom flue (8) on the absorption tower CFB characterized by comprising
Ash discharge component, one end of the ash discharge component is the ash inlet for being connected to the bottom of the tower bottom flue (8), described
The other end of ash discharge component is ash hole；
Recirculation assembly, one end of the recirculation assembly are to go back to grey mouth, institute for what is be connected to the non-bottom of the tower bottom flue (8)
The other end for stating recirculation assembly is dust-absorbing mouth；
Dust collecting box (3), the dust collecting box (3) are connected to the ash hole and the dust-absorbing mouth.
2. ash exhauster according to claim 1, which is characterized in that the ash discharge component includes ash ejector (1) and ash discharge
It manages (2)；
The import of the ash ejector (1) is the ash inlet, the outlet of one end and the ash ejector (1) of the ash releasing tube (2)
Connection, the other end of the ash releasing tube (2) are the ash hole.
3. ash exhauster according to claim 1, which is characterized in that have inclined surface in the dust collecting box (3)；
The ash hole is located at the high-end of the inclined surface, and the dust-absorbing mouth is located at the low side of the inclined surface.
4. ash exhauster according to claim 1, which is characterized in that the recirculation assembly includes:
Circulating line, one end of the circulating line are the dust-absorbing mouth, and the other end of the circulating line is described time grey mouth；
It is set on the circulating line, the deashing valve (6) unlatched and closed for controlling the circulating line.
5. ash exhauster according to claim 4, which is characterized in that the circulating line includes oviduct (4) and connection
It manages (5)；
The big end of the oviduct (4) is the dust-absorbing mouth, and the small end of the oviduct (4) is connect with the connecting tube (5), institute
Stating the one end of connecting tube (5) far from the oviduct (4) is described time grey mouth.
6. ash exhauster according to claim 5, which is characterized in that the connecting tube (5) is hose.
7. ash exhauster according to claim 5, which is characterized in that the oviduct (4) passes through with the dust collecting box (3)
Flange is connected.
8. ash exhauster according to claim 4, which is characterized in that further include for being arranged in the tower bottom flue (8)
Non- bottom quick coupling (7)；
The grey mouth of described time of the circulating line is connect with the quick coupling (7), and the quick coupling (7) is not being followed with described
At can be with seal nipple when the connection of endless tube road.
9. ash exhauster according to claim 1-8, which is characterized in that the dust collecting box (3) have with it is described
The corresponding dust stratification region of ash hole and corresponding with the dust-absorbing mouth suck back region；
The dust stratification region and described suck back have certain distance between region.
10. a kind of absorption tower CFB, including tower bottom flue (8), which is characterized in that further include as described in claim any one of 1-9
Ash exhauster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822144672.6U CN209630923U (en) | 2018-12-20 | 2018-12-20 | The absorption tower CFB and its ash exhauster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822144672.6U CN209630923U (en) | 2018-12-20 | 2018-12-20 | The absorption tower CFB and its ash exhauster |
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| Publication Number | Publication Date |
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| CN209630923U true CN209630923U (en) | 2019-11-15 |
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| CN201822144672.6U Active CN209630923U (en) | 2018-12-20 | 2018-12-20 | The absorption tower CFB and its ash exhauster |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395542A (en) * | 2018-12-20 | 2019-03-01 | 福建龙净脱硫脱硝工程有限公司 | The absorption tower CFB and its ash exhauster |
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2018
- 2018-12-20 CN CN201822144672.6U patent/CN209630923U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395542A (en) * | 2018-12-20 | 2019-03-01 | 福建龙净脱硫脱硝工程有限公司 | The absorption tower CFB and its ash exhauster |
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