CN204034873U - Electrostatic precipitation system and send apparatus for ash - Google Patents
Electrostatic precipitation system and send apparatus for ash Download PDFInfo
- Publication number
- CN204034873U CN204034873U CN201420442866.3U CN201420442866U CN204034873U CN 204034873 U CN204034873 U CN 204034873U CN 201420442866 U CN201420442866 U CN 201420442866U CN 204034873 U CN204034873 U CN 204034873U
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- Prior art keywords
- pipeline
- ash
- air
- send
- discharge line
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- 238000005367 electrostatic precipitation Methods 0.000 title claims abstract description 15
- 239000000428 dust Substances 0.000 claims abstract description 55
- 239000012717 electrostatic precipitator Substances 0.000 claims description 21
- 239000002956 ash Substances 0.000 description 68
- 230000000903 blocking effect Effects 0.000 description 11
- 239000010881 fly ash Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model embodiment provides one and send apparatus for ash, and this send apparatus for ash to comprise dust arrester ash bucket, three-way pipe, sweep module and control system, and dust arrester ash bucket is provided with air outlet, air inlet and the ash inlet for receiving dust; The first interface of three-way pipe is connected with air outlet, and the second interface of three-way pipe is connected with discharge line, and discharge line is provided with the checkout gear whether blocked for detecting discharge line; Sweep module is connected with the 3rd interface of three-way pipe; Control system is connected with sweep module.The utility model additionally provides a kind of electrostatic precipitation system, the electrostatic precipitation system of the utility model embodiment and send apparatus for ash to prevent line clogging.
Description
Technical field
The utility model relates to dust arrester technical field, particularly relates to a kind of electrostatic precipitation system and send apparatus for ash.
Background technology
At present, the dust that electrostatic precipitator is collected generally is collected by the dust arrester ash bucket being integrated in below.Dust arrester ash bucket is generally collected warehouse by gas transmission pipeline and flyash and is connected.Be provided with a cut-off ball valve above dust arrester ash bucket, be provided with a normal pressure or compressed air hose in addition.There is a sniffer dust arrester ash bucket inside, when flyash arrives preset volume, closes cut-off ball valve, stop into ash, open normal pressure or compressed air hose simultaneously, after the Air Fluidized flyash of air hose conveying, by the gas transmission pipeline of below, flyash is delivered to flyash and collect warehouse.Complete after once sending ash, PLC controls to close air door, opens cut-off ball valve and continues to collect flyash.
Technical staff finds, often blocks at the gas transmission pipeline be connected with dust arrester ash bucket, causes the electrostatic precipitator dust of dust arrester ash bucket and top to overstock, cause the major accidents such as generating set shutdown time serious.Settling mode known at present has: shut down and manually overhaul, by cutting out dust export on gas transmission pipeline, or adopt the mode of suck-back.But still inefficiency, impact operation.
Utility model content
The utility model provides a kind of electrostatic precipitation system and send apparatus for ash, can solve the problem that blocking occurs air shooter of the prior art.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide one to send apparatus for ash, this send apparatus for ash to comprise dust arrester ash bucket, three-way pipe, sweep module and control system, and dust arrester ash bucket is provided with air outlet, air inlet and the ash inlet for receiving dust; The first interface of three-way pipe is connected with air outlet, and the second interface of three-way pipe is connected with discharge line, and discharge line is provided with the checkout gear whether blocked for detecting discharge line; Sweep module is connected with the 3rd interface of three-way pipe; Control system is connected with sweep module.
Wherein, sweep module comprises the first pipeline and air pump, and one end of the first pipeline is connected with the 3rd interface, and the other end of the first pipeline is connected with air pump.
Wherein, send apparatus for ash also to comprise second pipe and the 3rd pipeline, one end of second pipe is connected with air inlet, and the other end of second pipe is connected with the 3rd pipeline, and the 3rd pipeline access moving air, the 3rd pipeline is provided with the first air valve.
Wherein, sweep module comprises the 4th pipeline, the 5th pipeline and the 6th pipeline, one end of 4th pipeline is connected with air inlet, the other end of the 4th pipeline is connected with the 6th pipeline, 6th pipeline access moving air, the 6th pipeline is provided with the second air valve, and the 5th pipeline is the branch of the 4th pipeline, one end of 5th pipeline is connected with the 3rd interface, and the 5th pipeline is provided with the 3rd air valve.
Wherein, the 4th pipeline is provided with valve.
Wherein, valve is ball valve.
Wherein, checkout gear is pressure sensor, and control system is PLC control system.
Wherein, pressure sensor is multiple, and the inside of discharge line is located at interval.
Wherein, the outside of discharge line is provided with heater.
For solving the problems of the technologies described above, another technical scheme that the utility model adopts is: provide a kind of electrostatic precipitation system, this electrostatic precipitation system comprise electrostatic precipitator and above-mentioned any one send apparatus for ash, be provided with electrostatic precipitator ash bucket below electrostatic precipitator, send apparatus for ash to be connected with electrostatic precipitator ash bucket by ball valve.
The electrostatic precipitation system that the utility model embodiment provides and send apparatus for ash by arranging checkout gear at discharge line, when blocking will be there is in pipeline, by sweep module conveyance conduit purged thus prevent blocking, when after line clogging compared to existing technology, need shutdown maintenance, the electrostatic precipitation system of the utility model embodiment and send apparatus for ash can prevent pipeline from blocking, makes plant running smooth.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation that the utility model send apparatus for ash first embodiment;
Fig. 2 is the structural representation that the utility model send apparatus for ash second embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, Fig. 1 is the structural representation that the utility model send apparatus for ash first embodiment.The apparatus for ash that send of the present embodiment comprises dust arrester ash bucket 101, three-way pipe 102, sweep module, control system 104, second pipe 105 and the 3rd pipeline 106, wherein, for convenience of description, electrostatic precipitator 107 and electrostatic precipitator ash bucket 108 is also show in figure, but, the apparatus for ash that send of the present embodiment is not limited in for electrostatic precipitator 107, also can be used on other dust arresters.
Dust arrester ash bucket 101 is provided with air outlet (sign), air inlet (sign) and the ash inlet (sign) for receiving dust, in the present embodiment, the ash inlet of dust arrester ash bucket 101 is connected with electrostatic precipitator ash bucket 108 by ball valve 109, the dust that dust arrester ash bucket 101 is removed for receiving electrostatic precipitator 107, sniffer (not shown) is provided with in dust arrester ash bucket 101, whether preset volume is reached for the dust detected in dust arrester ash bucket 101, preset volume can be dust arrester ash bucket 101 volume half or four/third-class, those skilled in the art specifically can set according to actual conditions.
The first interface of three-way pipe 102 is connected with air outlet, second interface of three-way pipe is connected with discharge line 110, discharge line 110 is provided with the checkout gear 111 whether blocked for detecting discharge line, and discharge line 110 is connected with ash-storing bin (not shown).In the present embodiment, checkout gear 111 is pressure sensor, pressure sensor is multiple, the inside of discharge line 110 is located at interval, when blocking will be there is in dust arrester ash bucket 101 or discharge line 110, pressure in discharge line 110 can increase, and now judges whether to block by measuring pressure.Certainly, also judge whether dust arrester ash bucket 101 or discharge line 110 will block, and the utility model is not construed as limiting this by other checkout gear.
Sweep module is connected with the 3rd interface of three-way pipe 102.Specifically, one end that sweep module comprises the first pipeline 112 and air pump 113, first pipeline 112 is connected with the 3rd interface, and the other end of the first pipeline 112 is connected with air pump 113.
Control system 104 is connected with sweep module.In the present embodiment, control system 104 is PLC control system, and certainly, also can adopt single-chip microcomputer dispatch control system in other embodiments, the utility model is not construed as limiting this.Control system 104 is also connected with dust arrester ash bucket 101 and checkout gear 111, and such as when the pressure in discharge line 110 is increased to a certain size, control system 104 controls sweep module and purges pipeline.
105 one end of second pipe are connected with air inlet, the other end of second pipe 105 is connected with the 3rd pipeline 106,3rd pipeline 106 accesses moving air, 3rd pipeline 106 is provided with the first air valve 114, the moving air of access is normal pressure or compressed air, in the present embodiment, moving air is provided by air accumulator or pulse of air pump, and pressure generally maintains 0.2Mpa-5Mpa.
Be explained above the structure sending apparatus for ash, introduce the running that this send apparatus for ash below.
In normal conditions, the dust (such as flyash) that electrostatic precipitator 107 is removed collected by dust arrester ash bucket 101, when detection dust reaches a certain amount of volume, PLC control system controls ball valve 108 and closes, first air valve 114 of the 3rd pipeline 106 is opened, access moving air, dust in dust arrester ash bucket 101 is transported to discharge line 110 with the form of turbulent flow by moving air, drain into ash-storing bin by discharge line 110 to store, after above-mentioned action completes, PLC control system controls closedown first air valve 114, open ball valve 109, dust arrester ash bucket 101 is made to continue to collect dust.
In running, when the pressure that pressure sensor detects in discharge line 110 is increased to preset value, (preset value obtains through experience, preset value is preferably less than pressure during blocking), PLC control system controls ball valve 109 and closes, occluded air flows above dust arrester ash bucket 101, and starts air pump 113 and purge the first pipeline 112, three-way pipe 102 and discharge line 110; When pressure gets back to normal range (NR), PLC control system controls to close air pump 113, opens ball valve 109, makes dust arrester ash bucket 101 continue to collect dust.
Refer to Fig. 2, Fig. 2 is the structural representation that the utility model send apparatus for ash second embodiment.The apparatus for ash that send of the present embodiment comprises dust arrester ash bucket, three-way pipe, sweep module and control system.The present embodiment send apparatus for ash and the first embodiment send apparatus for ash substantially identical, difference is sweep module, is introduced below to sweep module, and other structures please refer to the first embodiment.
The sweep module of the present embodiment comprises the 4th pipeline 210, the 5th pipeline 211 and the 6th pipeline 212, one end of 4th pipeline 210 is connected with air inlet, the other end of the 4th pipeline 210 is connected with the 6th pipeline 212,6th pipeline 212 accesses moving air, 6th pipeline 212 is provided with the second air valve 213,5th pipeline 211 is the branch of the 4th pipeline 210, and one end of the 5th pipeline 211 is connected with the 3rd interface, and the 5th pipeline 211 is provided with the 3rd air valve 214.Wherein, the 4th pipeline 210 is provided with valve 215, and in the present embodiment, this valve is preferably ball valve.
Introduce the running sending apparatus for ash of the present embodiment below.
In normal conditions, the dust (such as flyash) that electrostatic precipitator 207 is removed collected by dust arrester ash bucket 201, when detection dust reaches a certain amount of volume, PLC control system controls ball valve 209 and closes, the valve 215 of the 4th pipeline 210 is opened, second air valve 213 of the 6th pipeline 212 is opened, 3rd air valve 214 of the 5th pipeline 211 cuts out, access moving air, dust in dust arrester ash bucket 201 is transported to discharge line 206 with the form of turbulent flow by moving air, drain into ash-storing bin by discharge line 206 to store, after above-mentioned action completes, PLC control system controls closedown second air valve 213, close the valve 215 of the 4th pipeline 210, open ball valve 209, dust arrester ash bucket 201 is made to continue to collect dust.
In running, when the pressure that pressure sensor 205 detects in discharge line 206 is increased to preset value, (preset value obtains through experience, preset value is preferably less than pressure during blocking), PLC control system controls ball valve 209 and closes, the valve 215 of the 4th pipeline 210 is closed, and opens the second air valve the 213, three air valve 214, make air flow through the 6th pipeline 212, the 5th pipeline 211, three-way pipe 202 and discharge line 206, above-mentioned pipeline is purged; When pressure gets back to normal range (NR), PLC control system controls closedown second air valve the 213, three air valve 214, opens ball valve 209, makes dust arrester ash bucket 201 continue to collect dust.
It is worth mentioning that, in above-mentioned two embodiments, all can be provided with heater (not shown) in the outside of discharge line, keep the mobility of dust arrester ash bucket 201 internal dust, to prevent the blocking because moist reason causes.
The utility model also provides a kind of electrostatic precipitation system, this electrostatic precipitation system comprise electrostatic precipitator and above-mentioned any one send apparatus for ash, be provided with electrostatic precipitator ash bucket below electrostatic precipitator, send apparatus for ash to be connected with electrostatic precipitator ash bucket by ball valve.Send apparatus for ash to can refer to foregoing description, other structures please refer to prior art.
The electrostatic precipitation system that the utility model embodiment provides and send apparatus for ash by arranging checkout gear at discharge line, when blocking will be there is in pipeline, by sweep module conveyance conduit purged thus prevent blocking, when after line clogging compared to existing technology, need shutdown maintenance, the electrostatic precipitation system of the utility model embodiment and send apparatus for ash can prevent pipeline from blocking, makes plant running smooth.Further, sweep module is arranged on the basis of existing pipeline, structure is simple, can not increase additional wear cost, and send apparatus for ash can be installed on similar field flexibly as fields such as light industry, food, nations.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. send an apparatus for ash, it is characterized in that, described in send apparatus for ash to comprise:
Dust arrester ash bucket, described dust arrester ash bucket is provided with air outlet, air inlet and the ash inlet for receiving dust;
Three-way pipe, the first interface of described three-way pipe is connected with described air outlet, and the second interface of described three-way pipe is connected with discharge line, and described discharge line is provided with the checkout gear whether blocked for detecting described discharge line;
Sweep module, is connected with the 3rd interface of described three-way pipe;
Control system, is connected with described sweep module.
2. according to claim 1ly send apparatus for ash, it is characterized in that, described sweep module comprises the first pipeline and air pump, and one end of described first pipeline is connected with described 3rd interface, and the other end of described first pipeline is connected with described air pump.
3. according to claim 2ly send apparatus for ash, it is characterized in that, the described apparatus for ash that send also comprises second pipe and the 3rd pipeline, one end of described second pipe is connected with described air inlet, the other end of described second pipe is connected with described 3rd pipeline, described 3rd pipeline access moving air, described 3rd pipeline is provided with the first air valve.
4. according to claim 1ly send apparatus for ash, it is characterized in that, described sweep module comprises the 4th pipeline, the 5th pipeline and the 6th pipeline, one end of described 4th pipeline is connected with described air inlet, the other end of described 4th pipeline is connected with described 6th pipeline, described 6th pipeline access moving air, described 6th pipeline is provided with the second air valve, described 5th pipeline is the branch of described 4th pipeline, one end of described 5th pipeline is connected with described 3rd interface, and described 5th pipeline is provided with the 3rd air valve.
5. according to claim 4ly send apparatus for ash, it is characterized in that, described 4th pipeline is provided with valve.
6. according to claim 5ly send apparatus for ash, it is characterized in that, described valve is ball valve.
7. according to claim 1ly send apparatus for ash, it is characterized in that, described checkout gear is pressure sensor, and described control system is PLC control system.
8. according to claim 7ly send apparatus for ash, it is characterized in that, described pressure sensor is multiple, and the inside of described discharge line is located at interval.
9. according to claim 1ly send apparatus for ash, it is characterized in that, the outside of described discharge line is provided with heater.
10. an electrostatic precipitation system, it is characterized in that, comprise electrostatic precipitator and send apparatus for ash according to any one of claim 1-9, below described electrostatic precipitator, being provided with electrostatic precipitator ash bucket, described in send apparatus for ash to be connected with described electrostatic precipitator ash bucket by ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420442866.3U CN204034873U (en) | 2014-08-06 | 2014-08-06 | Electrostatic precipitation system and send apparatus for ash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420442866.3U CN204034873U (en) | 2014-08-06 | 2014-08-06 | Electrostatic precipitation system and send apparatus for ash |
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| Publication Number | Publication Date |
|---|---|
| CN204034873U true CN204034873U (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420442866.3U Expired - Fee Related CN204034873U (en) | 2014-08-06 | 2014-08-06 | Electrostatic precipitation system and send apparatus for ash |
Country Status (1)
| Country | Link |
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| CN (1) | CN204034873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092300A (en) * | 2015-06-03 | 2015-11-25 | 解海龙 | Method for automatic collection of ash sample at ash discharge port of coal-fired boiler dry type dust remover |
-
2014
- 2014-08-06 CN CN201420442866.3U patent/CN204034873U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092300A (en) * | 2015-06-03 | 2015-11-25 | 解海龙 | Method for automatic collection of ash sample at ash discharge port of coal-fired boiler dry type dust remover |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 |