CN204006015U - For drawing-in device and the cold slag system of the cold slag machine of fluidized bed refuse incinerator - Google Patents
For drawing-in device and the cold slag system of the cold slag machine of fluidized bed refuse incinerator Download PDFInfo
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- CN204006015U CN204006015U CN201420265333.2U CN201420265333U CN204006015U CN 204006015 U CN204006015 U CN 204006015U CN 201420265333 U CN201420265333 U CN 201420265333U CN 204006015 U CN204006015 U CN 204006015U
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- China
- Prior art keywords
- cold slag
- pushes away
- fluidized bed
- slag machine
- refuse incinerator
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Abstract
The utility model discloses a kind of drawing-in device for the cold slag machine of fluidized bed refuse incinerator and cold slag system.Drawing-in device wherein comprise push away box assembly and drive described in push away that box assembly moves back and forth push away case drive unit; The described box assembly that pushes away comprises that at least one pushes away case; And, described in push away in box assembly described in push away case and be connected with the slag-tapping tube of boiler of fluidized bed refuse incinerator, for receiving from the material in described slag-tapping tube of boiler, and described material is pushed in cold slag machine.The utility model can be realized to the continuous uniform of cold slag equipment and supply slag, and material-pulling device is simple in structure, easy to maintenance, and operating efficiency is high.
Description
Technical field
The utility model relates to garbage burning boiler technical field, particularly a kind of drawing-in device for the cold slag machine of fluidized bed refuse incinerator and cold slag system.
Background technology
The ubiquitous problem of circulating fluid bed domestic garbage burning stove is, due to foreign material such as ubiquity iron wire, glass, bricks in house refuse, in combustion process, be slowly deposited in burner hearth bottom, and cinder notch moves the frequent blockage phenomenon of tapping process downwards, be difficult to realize continuous and uniform deslagging, and ensure the sealing in tapping process.This problem, has had a strong impact on the normal combustion of security of operation and boiler.
Although deslagging technique from the initial stage be directly discharged to hutching, dragveyer, barrel slag cooler is till now updated, slag tap continuously and evenly and the problem that seals is not still well solved so far.There are the following problems in tapping process for the cold slag machine of application cylinder at present:
The first, deslagging is discontinuous
Because the pipeline between slag-tapping tube of boiler and the import of cold slag machine often stops up, therefore, deslagging is discontinuous, need to regularly carry out manpower dredging, reduces boiler operating efficiency;
The second, go out the quantity of slag inhomogeneous
The size that goes out the quantity of slag is to be determined by cold slag machine rotating speed, and therefore circulation is extremely unstable, affects the cooling effectiveness of cold slag machine; And, if when bed drain purge is excessive, also can out of controlly cause the ejection at a high speed of furnace high-temperature lime-ash.
Three, poor sealing performance
Because often artificial dredging slag-tapping tube of boiler, its dredge outlet leaks out seriously, and slightly security incident just occurs in carelessness, in addition, and the poor equipment attrition of also aggravating of sealing.
Utility model content
In view of this, the utility model is intended to propose a kind of drawing-in device for the cold slag machine of fluidized bed refuse incinerator and cold slag system, to realize better to the continuous and uniform defeated slag of cold slag machine, and can avoid as much as possible the generation of the problems such as obstruction.
First aspect, the utility model proposes a kind of drawing-in device for the cold slag machine of fluidized bed refuse incinerator, comprising: push away box assembly and drive described in push away that box assembly moves back and forth push away case drive unit; The described box assembly that pushes away comprises that at least one pushes away case; And, described in push away in box assembly described in push away case and be connected with the slag-tapping tube of boiler of fluidized bed refuse incinerator, for receiving from the material in described slag-tapping tube of boiler, and described material is pushed in cold slag machine.
Further, the above-mentioned drawing-in device for the cold slag machine of fluidized bed refuse incinerator, described in push away box assembly and comprise that first pushes away case; The described case drive unit that pushes away comprises the first hydraulic jack; Described the first hydraulic jack and described first pushes away case and is connected; Described first push away case in the effect of described the first hydraulic jack along straight reciprocating motion.
Further, the above-mentioned drawing-in device for the cold slag machine of fluidized bed refuse incinerator, described in push away box assembly and also comprise that second pushes away case; The described case drive unit that pushes away also comprises the second hydraulic jack; Described the second hydraulic jack and described second pushes away case and is connected; Described second push away case in the effect of described the second hydraulic jack along straight reciprocating motion; And described first pushes away case and described second, and to push away the case direction of motion contrary.
Further, the above-mentioned drawing-in device for the cold slag machine of fluidized bed refuse incinerator, described first pushes away case is connected by hinge or rotary head mode with described the first hydraulic jack; Described second pushes away case is connected by hinge or rotary head mode with described the second hydraulic jack.
Further, the above-mentioned drawing-in device for the cold slag machine of fluidized bed refuse incinerator also comprises housing; The described box assembly that pushes away is contained in described housing.
Further, the above-mentioned drawing-in device for the cold slag machine of fluidized bed refuse incinerator also comprises passage and discharge nozzle; Described passage is arranged between described housing and described slag-tapping tube of boiler; Described discharge nozzle is connected with described housing with described passage, and is inserted in the entrance of the described cold slag machine of circulating fluid bed garbage furnace.
Further, the above-mentioned drawing-in device for the cold slag machine of fluidized bed refuse incinerator, the side of described passage is also provided with urgent scum pipe; And the exit of described urgent slag-discharge pipe is provided with soon closes the door.
Further, the above-mentioned drawing-in device for the cold slag machine of fluidized bed refuse incinerator, is provided with movable sealing baffle plate in described discharge nozzle.
Second aspect, the invention also discloses a kind of cold slag system for fluidized bed refuse incinerator, comprises cold slag machine, also comprises, as above drawing-in device for fluidized bed refuse incinerator cold slag machine that be connected with described cold slag machine entrance.
Further, the above-mentioned cold slag system for fluidized bed refuse incinerator, described cold slag machine also comprises cold slag machine inlet seal ring; Described cold slag machine inlet seal ring is arranged between the charging aperture of described cold slag machine and the discharge nozzle of described drawing-in device.
Than material free-falling, the utlity model has following advantage: because the utility model material-pulling device is forced conveyance form, so, burn the soft ash of glass of red iron wire, melting, be difficult for stopping up.And, because adopting, the utility model pushes away box structure, and avoid extraneous and altered wind phenomenon with burner hearth, the more important thing is the risky operation of having avoided manually disclosing slag.
In addition, each in the utility model pushes away case and pushes away case drive unit with it respectively and be connected, and is pushing away under the effect of case drive unit, pushes away case along straight line alternate reciprocating motion; Because the direction of motion that has one or two to push away case is contrary, therefore, can realize the continuous defeated slag to cold slag machine, and material-pulling device is simple in structure, easy to maintenance, operating efficiency is high.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the side structure schematic diagram of the utility model for the drawing-in device preferred embodiment of the cold slag machine of fluidized bed refuse incinerator;
Fig. 2 is the Facad structure schematic diagram of the utility model for the drawing-in device preferred embodiment of the cold slag machine of fluidized bed refuse incinerator;
Fig. 3 is the drawing-in device preferred embodiment of the utility model for the cold slag machine of fluidized bed refuse incinerator, and hydraulic cylinder and each push away the annexation schematic diagram of case;
Fig. 4 is the utility model another preferred embodiment of drawing-in device for the cold slag machine of fluidized bed refuse incinerator, hydraulic cylinder and the annexation schematic diagram that pushes away case.
Description of reference numerals
1 closes the door soon
2 urgent scum pipes
3 cooling lines
4 steelframes
5 cold slag machines
6 discharge nozzles
7 movable sealing baffle plates
8 cold slag machine inlet seal rings
9 slag-tapping tube of boilers
10 passages
11 pushing material components
111 first push away case
112 second push away case
12 support rollers
13 housings
14 push away case drive unit
141 first hydraulic cylinders
142 second hydraulic cylinders
15 hydraulic cylinder mount pads
16 flanges
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the utility model can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
The utility model, for the embodiment of the drawing-in device of the cold slag machine of fluidized bed refuse incinerator, pushes away box assembly and comprises that pushing away case drive unit pushes away case with at least one; Pushing away case is pushing away under the effect of case drive unit, along straight reciprocating motion; Push away box assembly and be connected with the slag-tapping tube of boiler of fluidized bed refuse incinerator, for receiving from the material in slag-tapping tube of boiler, and material is pushed to cold slag machine.
Than material free-falling, because the form of one of employing, two or more forced conveyance that push away case, so the soft ash of glass that burns red iron wire, melting is forced to push to the entrance of cold slag machine, is therefore difficult for obstruction.And, because adopting, the utility model pushes away box structure, and avoid extraneous and altered wind phenomenon with burner hearth, the more important thing is the risky operation of having avoided manually disclosing slag.
In the specific implementation, the quantity that pushes away case can be one, two or more, can select according to the size of deslagging particle.When particle is large, adopt that single to push away case proper, because the slag place actual cross-section that falls is large, large part easily falls in pusher storehouse; Particle hour adopts that two or more to push away case proper, and continuity and the uniformity of sending into the material of cold slag machine all increase with respect to the single case that pushes away.
Below in conjunction with Fig. 1, Fig. 2 and Fig. 3, to comprising that two drawing-in device embodiment for the cold slag machine of fluidized bed refuse incinerator that push away case describe.
The present embodiment is used for receiving from the material in fluidized bed incinerator slag-tapping tube of boiler 9 for the drawing-in device of the cold slag machine of fluidized bed refuse incinerator, and its material output communicates with the entrance of cold slag machine 5, and the material in lower slag pipe is pushed to cold slag machine 5.In the present embodiment, cold slag machine 5 is barrel slag cooler.
Specifically, the above-mentioned functions of the present embodiment drawing-in device realizes by pushing away box assembly 11.Push away box assembly 11 and comprise that first pushes away case 111 and second and push away case 112; Pushing away case drive unit 14 and be the first hydraulic jack 141 and the second hydraulic jack 142, the first hydraulic jacks 141 and first pushes away case 111 and is connected; The second hydraulic jack 142 and second pushes away case 112 and is connected; First pushes away case 111 and second pushes away case 112 under the first hydraulic jack 141 and the second hydraulic jack 142 effects, and the direction of motion is contrary.Each pushes away case and is connected with the hydraulic jack hinge or the rotary head mode that drive its motion.
First pushes away case 111 and second pushes away case 112 and can be contained in housing 13.Housing 13 and first pushes away between case 111 and is provided with gap, and housing 13 and second pushes away between case 112 and is provided with gap.This housing 13 can be metal shell.Preferably, first push away case 111 and second and push away between case 112 and housing and can be provided with support roller 12.
The first hydraulic cylinder 141 or the second hydraulic cylinder 142 are fixedly installed on hydraulic cylinder mount pad 15.The first hydraulic jack 141 and first pushes away case 111, hydraulic cylinder mount pad 15 is hinged; The second hydraulic jack 142 and second pushes away case 112, hydraulic cylinder mount pad 15 is hinged.Hydraulic cylinder mount pad 15 is fixed on flange 16, and flange 16 is connected with housing 13.Housing 13 is installed on steelframe 4; In housing 13, be furnished with cooling line 3, cooling line 3 is fixed on flange 16, and is connected with cooling source.
And this drawing-in device embodiment is also provided with passage 10 and discharge nozzle 6; Passage 10 is arranged between housing 13 and slag-tapping tube of boiler 9, and above between housing 13 and discharge nozzle 6; Discharge nozzle 6 is arranged at the front end of this drawing-in device, is connected, and is inserted in the entrance of cold slag machine 5 with passage 10 with housing 13, and discharge nozzle 6 is outer is provided with cold slag machine inlet seal ring 8 by cold slag machine porch.The charging aperture of cold slag machine 5 is arranged at the pivot of cold slag machine 5.
In this drawing-in device embodiment, the side of passage 10 is also provided with urgent scum pipe 2; For ensureing boiler normal combustion, can be from urgent scum pipe 2 in the time that feeding drive part breaks down, take to be interrupted slagging mode boiler warm sludge is discharged.And the outlet of urgent scum pipe 2 is provided with closes the door 1 soon; Because urgent scum pipe 2 deslagginves are flow by gravity modes, must fast and reliable closing in the time will stopping deslagging, effectively control bed drain purge.And, in discharge nozzle 6, be provided with movable sealing baffle plate 7, be preferably disposed on the top in discharge nozzle 6.
The operation principle of the present embodiment drawing-in device is as follows: control the first hydraulic cylinder 141,142 1 of the second hydraulic cylinders advance, and one retreats.Like this, because the first hydraulic cylinder 141 and first pushes away case 111 mechanical connections, the first hydraulic cylinder 142 and first pushes away case 112 mechanical connections, and therefore, first pushes away case 111 or the second pushes away case 112 linear reciprocating motions.Push away case and constantly move back and forth along with two, slag material is by continuously and is pushed substantially equally in cold slag machine 5 and carry out cooling rear discharge.
Can find out, in the present embodiment, in order better to adapt to, slag is carried and evenly feed slag in cold slag machine, adopts two and pushes away case, reduces pusher speed, but also can meet the target of evenly feeding slag.Strengthen passage actual internal area, can avoid slag bridging, scaffold.Housing 13 is interior to be arranged cooling line 3 and can guarantee to push away case drive unit 14 (, the first hydraulic cylinder 141 and the second hydraulic cylinder 142) and work under suitable environment temperature; Because the first material pushing box 111 and the second material pushing box 112 bottoms have support roller 12 to support, therefore can further reduce friction and mechanical wear, durability improves.
Can find out, than the slag mode that freely falls, the present embodiment has following advantage: because embodiment adopts material-pulling device not rely on deadweight, so, fundamentally eliminate easily locked defect of iron wire, fragment of brick.And, push away box structure because the utility model adopts, and be provided with sealing baffle, its inleakage can be reduced more than 90%.And material-pulling device is simple in structure, easy to maintenance, suitable popularization.
With reference to Fig. 4, Fig. 4 shows the utility model another preferred embodiment of material-pulling device for barrel slag cooler, hydraulic cylinder and the annexation schematic diagram that pushes away case.In this embodiment, adopted a pushing cylinder to push away slag.Specifically, in the present embodiment drawing-in device, push away box assembly and only comprise that one first pushes away case 111; Push away case drive unit and comprise that first hydraulic jack 141, the first hydraulic jacks 141 and first push away case 111 and are connected; First pushes away case 111 under the first hydraulic jack 141 effects, along straight reciprocating motion.This is single pushes away case embodiment and is applicable to the situation of boiler slag particle when large, because the slag place actual cross-section that falls is large, large part easily falls in pusher storehouse.Equally, than the slag mode that freely falls of the prior art, the present embodiment is because adopting material-pulling device not rely on deadweight, so, fundamentally eliminate easily locked defect of iron wire, fragment of brick.And, also can reduce and leak out because the utility model employing pushes away box structure.
It should be noted that, above only having provided adopts the single embodiment that pushes away box assembly that pushes away case or two and push away case, comprises three and pushes away case or the embodiment that pushes away case and two more to push away case similar.The utility model does not repeat them here.
On the other hand, the utility model also provides a kind of cold slag system for fluidized bed refuse incinerator, comprise cold slag machine and the above-mentioned drawing-in device for the cold slag machine of fluidized bed refuse incinerator, wherein, the material output of drawing-in device is communicated with the import of cold slag machine.Because related content is described in the above, with reference to above-mentioned explanation, the utility model does not repeat them here.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. for a drawing-in device for the cold slag machine of fluidized bed refuse incinerator, it is characterized in that, comprising:
Push away box assembly and drive described in push away that box assembly moves back and forth push away case drive unit;
The described box assembly that pushes away comprises that at least one pushes away case; And
Described push away in box assembly described in push away case and be connected with the slag-tapping tube of boiler of fluidized bed refuse incinerator, for receiving from the material in described slag-tapping tube of boiler, and described material is pushed in cold slag machine.
2. the drawing-in device for the cold slag machine of fluidized bed refuse incinerator according to claim 1, is characterized in that,
The described box assembly that pushes away comprises that first pushes away case;
The described case drive unit that pushes away comprises the first hydraulic jack;
Described the first hydraulic jack and described first pushes away case and is connected;
Described first push away case in the effect of described the first hydraulic jack along straight reciprocating motion.
3. the drawing-in device for the cold slag machine of fluidized bed refuse incinerator according to claim 2, is characterized in that,
The described box assembly that pushes away also comprises that second pushes away case;
The described case drive unit that pushes away also comprises the second hydraulic jack;
Described the second hydraulic jack and described second pushes away case and is connected;
Described second push away case in the effect of described the second hydraulic jack along straight reciprocating motion;
And described first pushes away case and described second, and to push away the case direction of motion contrary.
4. the drawing-in device for the cold slag machine of fluidized bed refuse incinerator according to claim 3, is characterized in that,
Described first pushes away case is connected by hinge or rotary head mode with described the first hydraulic jack;
Described second pushes away case is connected by hinge or rotary head mode with described the second hydraulic jack.
5. the drawing-in device for the cold slag machine of fluidized bed refuse incinerator according to claim 4, is characterized in that,
Also comprise housing;
The described box assembly that pushes away is contained in described housing.
6. the drawing-in device for the cold slag machine of fluidized bed refuse incinerator according to claim 5, is characterized in that,
Described drawing-in device also comprises passage and discharge nozzle;
Described passage is arranged between described housing and described slag-tapping tube of boiler;
Described discharge nozzle is connected with described housing with described passage, and is inserted in the entrance of the described cold slag machine of circulating fluid bed garbage furnace.
7. the drawing-in device for the cold slag machine of fluidized bed refuse incinerator according to claim 6, is characterized in that,
The side of described passage is also provided with urgent scum pipe; And
The exit of described urgent slag-discharge pipe is provided with soon closes the door.
8. the drawing-in device for the cold slag machine of fluidized bed refuse incinerator according to claim 7, is characterized in that,
In described discharge nozzle, be provided with movable sealing baffle plate.
9. for a cold slag system for fluidized bed refuse incinerator, comprise cold slag machine, it is characterized in that, also comprise and the described cold slag machine entrance drawing-in device for the cold slag machine of fluidized bed refuse incinerator that be connected, as described in any one in claim 1 to 8.
10. the cold slag system for fluidized bed refuse incinerator according to claim 9, is characterized in that,
Described cold slag machine also comprises cold slag machine inlet seal ring;
Described cold slag machine inlet seal ring is arranged between the charging aperture of described cold slag machine and the discharge nozzle of described drawing-in device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420265333.2U CN204006015U (en) | 2014-05-22 | 2014-05-22 | For drawing-in device and the cold slag system of the cold slag machine of fluidized bed refuse incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420265333.2U CN204006015U (en) | 2014-05-22 | 2014-05-22 | For drawing-in device and the cold slag system of the cold slag machine of fluidized bed refuse incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204006015U true CN204006015U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420265333.2U Expired - Fee Related CN204006015U (en) | 2014-05-22 | 2014-05-22 | For drawing-in device and the cold slag system of the cold slag machine of fluidized bed refuse incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204006015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994445A (en) * | 2014-05-22 | 2014-08-20 | 北京中科通用能源环保有限责任公司 | Feeding device and cooling system for slag cooler of fluidized bed garbage incinerator |
-
2014
- 2014-05-22 CN CN201420265333.2U patent/CN204006015U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994445A (en) * | 2014-05-22 | 2014-08-20 | 北京中科通用能源环保有限责任公司 | Feeding device and cooling system for slag cooler of fluidized bed garbage incinerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20190522 |
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| CF01 | Termination of patent right due to non-payment of annual fee |