CN102997258B - A kind of dragveyer and slag storehouse thereof - Google Patents

A kind of dragveyer and slag storehouse thereof Download PDF

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Publication number
CN102997258B
CN102997258B CN201210560183.3A CN201210560183A CN102997258B CN 102997258 B CN102997258 B CN 102997258B CN 201210560183 A CN201210560183 A CN 201210560183A CN 102997258 B CN102997258 B CN 102997258B
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Prior art keywords
slag storehouse
dragveyer
cooling water
gate
receiving case
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CN201210560183.3A
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CN102997258A (en
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王俊堂
杨洪涛
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China Resources Power Henan Shouyangshan Co Ltd
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China Resources Power Henan Shouyangshan Co Ltd
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Abstract

The invention provides a kind of slag storehouse of dragveyer, the gate comprising slag storehouse, bottom and be arranged on slag storehouse, described bottom, wherein, the sidewall in slag storehouse, described bottom is airtight sidewall, the edge of described gate is provided with the stop limit that can stop the cooling water flowed out from slag storehouse, described bottom, and allows the exhalant canal that cooling water flow out of described gate.The slag storehouse of dragveyer provided by the invention is compared with original slag storehouse, eliminate the drainage parts be arranged on the sidewall of slag storehouse, bottom, cooling water is flowed out from the exhalant canal on gate, avoid lime-ash stainless steel cloth is blocked and occurs the phenomenon that lime-ash cannot be separated with cooling water, the separation and recovery of the resources of production can be carried out normally, and without the need to dredging stainless steel cloth, thus reduce maintenance difficulties and cost.Present invention also offers a kind of dragveyer with above-mentioned slag storehouse.

Description

A kind of dragveyer and slag storehouse thereof
Technical field
The present invention relates to dragveyer manufacturing technology field, more particularly, relate to a kind of slag storehouse of dragveyer, the invention still further relates to a kind of dragveyer with above-mentioned slag storehouse.
Background technology
In the process of thermal power generation, coal dust enters in the burner hearth of boiler and carries out burning and producing heat energy, when coal dust firing, the lime-ash some falls in the dragveyer be arranged at the bottom of Boiler Furnace, cooling water is stored in dragveyer, lime-ash falls into cooling water after cooling, and lime-ash can be scraped the afterbody of dragveyer by the scraper plate of dragveyer, makes it enter in the slag storehouse of dragveyer.
As shown in Figure 1, the slag storehouse of dragveyer comprises slag storehouse, top 01 and slag storehouse, bottom 02, wherein, slag storehouse 02, bottom is two inverted conical warehouses, lime-ash falls in slag storehouse 02, bottom from slag storehouse, top 01, because slag is discharged from cooling water, himself contain a large amount of moisture, and in order to improve the recovery utilization rate of resource, need to carry out separation and recovery to lime-ash and cooling water, so be provided with drainage parts 04 on the sidewall 03 of two inverted conical warehouses, these drainage parts 04 comprise the bar steel plate be welded on sidewall, be arranged on bar steel plate for stopping the stainless steel cloth of lime-ash, to be welded on conical warehouse lateral wall and to be positioned at the water receiving tank 05 of drainage parts 04 bottom, the effect of this water receiving tank 05 is the cooling water that access filters out from stainless steel cloth, the conduit 06 of drainage water receiving tank 05 inner cooling water is had at the bottom welding of water receiving tank 05, conduit 06 is communicated with the annular collecting pipe 08 be arranged on slag storehouse platform 07, thus by collecting pipe 08 cooling water is delivered in pulp water pond 09 and recycles.
Also be provided with the dreg-discharging gate 010 of rectangle in the bottom in slag storehouse, bottom 02 and the cone tip part of cone, gate 010 be provided with and drive that gate 010 moves horizontally to open, the cylinder 011 in closing bottom slag storehouse 02.
In the slag storehouse of said structure, although its drainage mode is feasible in design theory, but certain problem can be there is in actual moving process: because the ature of coal of coal dust is worse and worse, so the viscosity of lime-ash is also increasing, lime-ash is very easy to be bonded at stainless steel wire and is blocked by the mesh of stainless steel cloth on the net, and then make drainage parts 04 lose water filtering function, and lime-ash cannot be separated with cooling water, this often dredges stainless steel cloth with regard to needs, not only increase the maintenance difficulties of dragveyer, and make the recycling of resource receive impact, in addition, because gate 010 is connected with cylinder 011, and due to the height of cylinder 011 support component lower, the own wt of cylinder 011 is made to be applied on gate 010 to a certain extent, thus cause gate 010 and cannot be in level completely, this just causes gate 010 and cannot be closed in slag storehouse, bottom 02 completely when closed, lime-ash and cooling water can flow out from the gap between gate 010 and slag storehouse, bottom 02, and finally flow on slag storehouse platform 07, severe contamination is caused to slag storehouse, again because baroque annular collecting pipe 08 is arranged on slag storehouse platform 07, make the operation of clearing up lime-ash and cooling water on slag storehouse platform 07 very difficult, greatly increase maintenance difficulties and cost.
In sum, how to provide a kind of slag storehouse of dragveyer, to realize strengthening drainage effect, improving the recovery utilization rate of resource, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of slag storehouse of dragveyer, which increase drainage effect, improve the recovery utilization rate of resource.
In order to achieve the above object, the invention provides following technical scheme:
A kind of slag storehouse of dragveyer, the gate comprising slag storehouse, bottom and be arranged on slag storehouse, described bottom, wherein, the sidewall in slag storehouse, described bottom is airtight sidewall, the edge of described gate is provided with the stop limit that can stop the cooling water flowed out from slag storehouse, described bottom, and allows the exhalant canal that cooling water flow out of described gate.
Preferably, in the slag storehouse of above-mentioned dragveyer, the bottom of described gate is provided with the one-level water receiving case of the cooling water that access is flowed out from described exhalant canal.
Preferably, in the slag storehouse of above-mentioned dragveyer, in described one-level water receiving case bottom, be provided with the secondary water receiving case of the cooling water flowed out from described one-level water receiving case for access.
Preferably, in the slag storehouse of above-mentioned dragveyer, be communicated with the conduit in described secondary water receiving case and pulp water pond and the connecting portion of the described secondary water receiving case top near described secondary water receiving case.
Preferably, in the slag storehouse of above-mentioned dragveyer, also comprise the drainage rubber being arranged on and described exhalant canal entering described one-level water receiving case with drainage cooling water.
Preferably, in the slag storehouse of above-mentioned dragveyer, the cylinder of described gate and described gate is driven to be positioned in same level.
Based on the above-mentioned slag storehouse provided, present invention also offers a kind of dragveyer, described dragveyer has the slag storehouse described in above-mentioned any one.
In the slag storehouse of dragveyer provided by the invention, the sidewall in slag storehouse, bottom is set to airtight sidewall, the stop limit that can stop the cooling water flowed out from slag storehouse, bottom is provided with at the edge of gate, also there is the exhalant canal allowing cooling water flow out of gate, compared with original slag storehouse, eliminate the drainage parts be arranged on the sidewall of slag storehouse, bottom, cooling water is flowed out from the exhalant canal on gate, avoid lime-ash stainless steel cloth is blocked and occurs the phenomenon that lime-ash cannot be separated with cooling water, the separation and recovery of the resources of production can be carried out normally, and without the need to dredging stainless steel cloth, thus reduce maintenance difficulties and cost.Present invention also offers a kind of dragveyer with above-mentioned slag storehouse.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, 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.
The structural representation in the slag storehouse of the dragveyer that Fig. 1 provides for prior art;
The structural representation in the slag storehouse of the dragveyer that Fig. 2 provides for the embodiment of the present invention.
In above Fig. 1-Fig. 2:
Slag storehouse, top 01, slag storehouse, bottom 02, sidewall 03, drainage parts 04, water receiving tank 05, conduit 06, slag storehouse platform 07, collecting pipe 08, pulp water pond 09, gate 010, cylinder 011;
Slag storehouse 1, bottom, gate 2, sidewall 3, one-level water receiving case 4, secondary water receiving case 5, pulp water pond 6, conduit 7, drainage rubber 8, cylinder 9.
Detailed description of the invention
In order to understand the present invention further, below in conjunction with embodiment, the preferred embodiment for the present invention is described, but should be appreciated that these describe just in order to further illustrate the features and advantages of the present invention, instead of limiting to the claimed invention.
The invention provides a kind of slag storehouse of dragveyer, which increase drainage effect, improve the recovery utilization rate of resource.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 2, the slag storehouse of the dragveyer that the embodiment of the present invention provides, the gate 2 comprising slag storehouse, bottom 1 and be arranged on slag storehouse 1, bottom, wherein, the sidewall 3 in slag storehouse 1, bottom is airtight sidewall 3, the edge of gate 2 is provided with the stop limit that can stop the cooling water flowed out from slag storehouse, bottom 1, and allows the exhalant canal that cooling water flow out of gate 2.
In the slag storehouse of the dragveyer that the present embodiment provides, the sidewall 3 in slag storehouse, bottom 1 is set to airtight sidewall 3, the stop limit that can stop the cooling water flowed out from slag storehouse, bottom 1 is provided with at the edge of gate 2, also there is the exhalant canal allowing to cooling water flow out of gate 2, compared with original slag storehouse, eliminate the drainage parts be arranged on slag storehouse 1, bottom sidewall 3, cooling water is flowed out from the exhalant canal on gate 2, avoid lime-ash stainless steel cloth is blocked and occurs the phenomenon that lime-ash cannot be separated with cooling water, the separation and recovery of the resources of production can be carried out normally, and without the need to dredging stainless steel cloth, thus reduce maintenance difficulties and cost.
In order to optimize technique scheme further, in the slag storehouse of the dragveyer that the present embodiment provides, the bottom of gate 2 is provided with the one-level water receiving case 4 of the cooling water that access is flowed out from exhalant canal.The slag storehouse of the dragveyer provided in the present embodiment, eliminate drainage parts, cooling water is directly flowed out at gate 2 place, and this kind of set-up mode has lacked the interception of stainless steel cloth to lime-ash compared with original slag storehouse, the separating effect of cooling water and lime-ash is made to receive certain impact, so in order to make up this defect, one-level water receiving case 4 is provided with in the below of exhalant canal, to precipitate the lime-ash in cooling water, and then strengthen the separating effect of lime-ash and cooling water, avoid affecting it containing too much lime-ash in cooling water and recycle.
In addition, one-level water receiving case 4 is set below gate 2 and directly discharges in the mode of cooling water in slag storehouse 1, bottom, because the access of one-level water receiving case 4, farthest can reduce lime-ash and cooling water flows to the risk on the platform of slag storehouse from gate 2, reduce even to avoid polluting slag storehouse, reduce maintenance difficulties and cost.
Preferably, in one-level water receiving case 4 bottom, be provided with the secondary water receiving case 5 of the cooling water flowed out from one-level water receiving case 4 for access.Secondary water receiving case 5 is installed in the below of one-level water receiving case 4, the cooling water flowed out from one-level water receiving case 4 can be made further to precipitate, thus improve the separating effect of cooling water and lime-ash further, enable the Resource recovery that obtains more pure, be conducive to follow-up recycling, technical scheme is further improved.
Concrete, be communicated with secondary water receiving case 5 and the conduit 7 in pulp water pond 6 and the top of the connecting portion of secondary water receiving case 5 near secondary water receiving case 5.Cooling water is when entering secondary water receiving case 5, lime-ash in cooling water can be deposited to the bottom of secondary water receiving case 5, comparatively pure cooling water then can be in the top of lime-ash, conduit 7 and the connecting portion of secondary water receiving case 5 are arranged on the top position near secondary water receiving case 5, cooling water overflow relatively pure above lime-ash can be made in conduit 7, further reduce the content of lime-ash in cooling water, improve the separating effect of cooling water and lime-ash.
In addition, in the slag storehouse of the dragveyer that the present embodiment provides, decrease the annular collecting pipe be arranged on the platform of slag storehouse, not only simplify the structure in slag storehouse, save manufacturing cost, also reduce the maintenance difficulties to slag storehouse platform, even if cooling water and lime-ash leak on the platform of slag storehouse, also can clear up slag storehouse platform very easily.
Further, in the slag storehouse of the dragveyer that the present embodiment provides, the drainage rubber 8 being arranged on and exhalant canal entering one-level water receiving case 4 with drainage cooling water is also comprised.Arrange this drainage rubber 8 cooling water in gate 2 to be introduced in one-level water receiving case 4 smoothly, avoid cooling water outflow and cause resource waste and pollution, further ensure the safe operation in slag storehouse.
In order to make technical scheme more perfect, in the slag storehouse of the dragveyer that the present embodiment provides, the cylinder 9 of gate 2 is driven to be positioned in same level with gate 2.In the present embodiment, the support component supporting cylinder 9 is increased, can be positioned in same level with gate 2 when making cylinder 9 mounted thereto, the weight of cylinder 9 is avoided to be applied on gate 2, make gate 2 to remain level, can ensure that the cooling water in gate 2 can not leak further.Certainly, in the slag storehouse of above-mentioned dragveyer, cylinder 9 also can not be in same level with gate 2, and now, exhalant canal is arranged on gate 2 and is subject to cylinder 9 Action of Gravity Field and downward-sloping side.
Based on the slag storehouse provided in above-described embodiment, the embodiment of the present invention additionally provides a kind of dragveyer, and this dragveyer has the slag storehouse provided in above-described embodiment.
Because this dragveyer have employed the slag storehouse of above-described embodiment, so the beneficial effect that this dragveyer is brought by slag storehouse please refer to corresponding part in above-described embodiment, do not repeat them here.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (7)

1. the slag storehouse of a dragveyer, the gate (2) comprising slag storehouse, bottom (1) and be arranged on slag storehouse, described bottom (1), it is characterized in that, the sidewall (3) of slag storehouse, described bottom (1) is airtight sidewall, the edge of described gate (2) is provided with the stop limit that can stop the cooling water flowed out from slag storehouse, described bottom (1), and allows the exhalant canal that cooling water flow out of described gate (2).
2. the slag storehouse of dragveyer according to claim 1, is characterized in that, the bottom of described gate (2) is provided with the one-level water receiving case (4) of the cooling water that access is flowed out from described exhalant canal.
3. the slag storehouse of dragveyer according to claim 2, it is characterized in that, in described one-level water receiving case (4) bottom, be provided with the secondary water receiving case (5) of the cooling water flowed out from described one-level water receiving case (4) for access.
4. the slag storehouse of dragveyer according to claim 3, it is characterized in that, be communicated with described secondary water receiving case (5) and the conduit (7) in pulp water pond (6) and the top of the connecting portion of described secondary water receiving case (5) near described secondary water receiving case (5).
5. the slag storehouse of dragveyer according to claim 2, is characterized in that, also comprises the drainage rubber (8) being arranged on and described exhalant canal entering described one-level water receiving case (4) with drainage cooling water.
6. according to the slag storehouse of the dragveyer in claim 1-5 described in any one, it is characterized in that, drive the cylinder of described gate (2) (9) and described gate (2) to be positioned in same level.
7. a dragveyer, is characterized in that, it comprises the slag storehouse in the claims 1-6 described in any one.
CN201210560183.3A 2012-12-19 2012-12-19 A kind of dragveyer and slag storehouse thereof Active CN102997258B (en)

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CN102997258B true CN102997258B (en) 2015-08-26

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107300186A (en) * 2017-06-06 2017-10-27 大唐贵州发耳发电有限公司 A kind of HHT higher high tensile dehydration device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1691683A (en) * 1982-07-16 1984-01-19 Combustion Engineering Inc. Remote dewatering scraper conveyor
CN2254506Y (en) * 1995-07-25 1997-05-21 青岛四洲锅炉设备有限公司 Ash valve for drainage bin
CN2875554Y (en) * 2005-12-15 2007-03-07 中国神华能源股份有限公司 Dewatering storehouse
CN201045563Y (en) * 2006-11-17 2008-04-09 张雪峰 Slag discharge door of dewatering box
CN203036654U (en) * 2012-12-19 2013-07-03 河南华润电力首阳山有限公司 Submerged chain conveyor and slag cabin thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1691683A (en) * 1982-07-16 1984-01-19 Combustion Engineering Inc. Remote dewatering scraper conveyor
CN2254506Y (en) * 1995-07-25 1997-05-21 青岛四洲锅炉设备有限公司 Ash valve for drainage bin
CN2875554Y (en) * 2005-12-15 2007-03-07 中国神华能源股份有限公司 Dewatering storehouse
CN201045563Y (en) * 2006-11-17 2008-04-09 张雪峰 Slag discharge door of dewatering box
CN203036654U (en) * 2012-12-19 2013-07-03 河南华润电力首阳山有限公司 Submerged chain conveyor and slag cabin thereof

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