CN207641942U - Blast furnace ore tank regional water clean and reuse utilizes system - Google Patents

Abstract

The utility model discloses a kind of blast furnace ore tank regional water clean and reuses to utilize system, belongs to blast furnace ore tank dedusting technology field.The system includes cesspool, clear water reserviors and draining pump；The both sides of the mine slot offer blowdown irrigation canals and ditches respectively, and blowdown irrigation canals and ditches are connected to the wastewater inlet of cesspool；The cesspool and clear water reserviors are disposed adjacent, and the clear water import opened up by upside between them is connected；In the water inlet access clear water reserviors of the draining pump, water outlet is connected to the cleaning fountain head for being set to mine slot two side areas by drainpipe.The utility model clears up mine slot region by relative close type structure design, using recirculated water, can effectively avoid airborne dust and water pollution, and its recyclable recycling clears up obtained mineral aggregate.

Description

Blast furnace ore tank regional water clean and reuse utilizes system

Technical field

The utility model belongs to blast furnace ore tank dedusting technology field, more specifically to a kind of blast furnace ore tank regional water Clean and reuse utilizes system.

Background technology

Blast furnace ore tank will be burnt needed for blast fumance by feeding system for storing raw ore fuel needed for blast fumance The raw materials such as knot mine, pellet and the miscellaneous mine of block are transported to blast furnace by ribbon conveyer and store mine slot, by the mobile dummy car on mine slot top Distribution Warehouse is carried out to mine slot, mine slot lower part has material transfer equipment, includes the vibrating screen sieved to crude fuel, transhipment and title The dispenser of amount, and the belt conveyor etc. for crude fuel conveying.Such structure type carries out mineral aggregate in mine slot region A large amount of crude fuel particle, dust are will produce during discharging and conveying, is floated in the air, and belt conveyor zone face is easily stained with Ash, deduster are also difficult to clean off, so easily forming dust accretions below belt conveyor, are piled up in equipment surrounding ground, right Working environment, equipment etc. adversely affect, and need to be cleared up in time.

Currently, dedusting on slot is generally focused in the dedusting for blast furnace ore tank, that is, dummy car is removed to being generated when mine slot discharging Dust, mode is that ventilating and purifying air system is arranged on slot, and most of technique of use is set respectively in each mine slot trough rim A dust hood is set, an electrically operated valve is set after each dust hood, and electrically operated valve is interlocked with slot loading and unloading material vehicle, when dummy car exists When certain slot discharging, the electrically operated valve of the slot automatically turns on, and takes the dust-contained airflow of the slot away, prevents dust from being escaped from discharge port, protects Retaining ring border.There is the following aspects in this control method：1) dust hood and motor-driven valve is respectively arranged in each mine slot Door, unlatching and the dummy car of valve interlock.Dummy car operation is frequent, and valve is caused frequently to open and close.Since sinter dust is hard Degree height, dust particles diameter and proportion are larger, and there is dust certain caking property, frequent keying to frequently result in valve and go out in addition Existing failure, cannot normally open and close.In this way, the valve that should be closed is unable to completely close.Multiple valves are opened simultaneously, make to collect In in controlled hopper dust hood allocation of the amount of air to the dust hood of multiple non-controlled hoppers, the air quantity phase of controlled hopper dust hood The dust raised to reducing, when cannot be by discharging is all taken away, and the airborne dust trapping in emptying point is influenced；The air quantity of dust hood is opposite to drop It is low, cause the wind speed of the air hose after dust hood drastically to decline, dust deposits in air hose, blocks pipeline, causes system that cannot take out Wind dust suppression.2) remote away from airborne dust point due to dust hood, hopper is poorly sealed, and air leak rate of air curtain is high, therefore desired air quantity is larger, generally conventional Air quantity is difficult to reach ideal effect.Cause dust on mine slot slot largely to escape due to the above reasons, spill into aerial and falls on ground Face, and it can not clear up the dust particles on ground.

It for above-mentioned dedusting defect, is also correspondingly improved in the prior art, for example, Chinese Patent Application No. is： 200910220530.6 publication date is：The patent document on June 8th, 2011 discloses a kind of blast furnace ore tank discharging dedusting and sets Standby, it includes that central control room, moving unloading vehicle dust guard pollution abatement equipment and mobile vacuum sweeper dust guard pollution abatement equipment, this central control room are logical It crosses cable with moving unloading vehicle dust guard pollution abatement equipment and mobile vacuum sweeper dust guard pollution abatement equipment to be connected, this moving unloading vehicle is dust-proof to be set It is standby to be connected with mobile vacuum sweeper dust guard pollution abatement equipment by cable and sweep-up pipe；Dust-control method use by moving unloading vehicle with it is whole The moving unloading vehicle dust-control method of tape seal, or inhaled using mobile vacuum sweeper and the mobile of overlap joint tape seal Dirt vehicle dust-control method.The blast furnace ore tank discharging cleaner, energy-saving and emission-reduction when can make blast furnace ore tank discharging improve worker's operation ring Border, but it is unavoidable there are mineral powder granular, dust to spill into air, be stacked into ground, can not also handle ground Dust particles.

And for the mineral aggregate dust particles on the ground of mine slot working region, most common method, which is undoubtedly, uses manual cleaning Mode first uses the crude fuel granule dust that equipment etc. is not easy to clean position by compressed air to blow out, then hand sweeping, finally uses Water rinses ground.But such mode, which is appointed, so to be had the following disadvantages：1. manual cleaning heavy workload, labor intensity is high, and the period is long；② Dust particles can be blown into the air by pressure-air, generate airborne dust, further degradation manipulation environment；3. dirty containing mineral aggregate after water flushing Water is ultimately discharged into rivers, causes serious environmental pollution, and mineral aggregate can be precipitated constantly in the process with water flowing, eventually possible Block drainage channel.Therefore, the mineral aggregate dust particles being scattered in mine slot localized ground or even air how are efficiently cleared up, and Improve mine slot working environment, effectively avoids environment water pollution, be a problem to be solved.

Invention content

1, it to solve the problems, such as

A kind of blast furnace ore tank regional water clean and reuse of the utility model offer utilizes system, and its object is to solve existing height The mineral aggregate dust particles that stove mine slot working region ground is scattered are difficult to clear up, and will produce airborne dust, and can lead to environment water pollution The problem of.The system clears up mine slot region by relative close type structure design, using recirculated water, can effectively avoid and raises Dirt and water pollution, and its recyclable recycling clears up obtained mineral aggregate.

2, technical solution

To solve the above problems, the utility model adopts the following technical scheme.

A kind of blast furnace ore tank regional water clean and reuse utilizes system, including cesspool, clear water reserviors and draining pump；The mine slot Both sides offer blowdown irrigation canals and ditches respectively, blowdown irrigation canals and ditches are connected to the wastewater inlet of cesspool；The cesspool and clear water reserviors are adjacent Setting, the clear water import opened up by upside between them are connected；In the water inlet access clear water reserviors of the draining pump, go out The mouth of a river is connected to the cleaning fountain head for being set to mine slot two side areas by drainpipe.

As a further improvement, further including collecting-tank；The collecting-tank is disposed adjacent with clear water reserviors, by upper between them The water supplement port that side opens up is connected；The collecting-tank is connected to gutter by the discharge outlet of upside.

As a further improvement, the position of wastewater inlet is far from the position of clear water import on the cesspool；The clear water The height of import, discharge outlet and water supplement port reduces successively.

As a further improvement, the height that the ground in mine slot region is extended centered on mine slot to both sides blowdown irrigation canals and ditches It continuously decreases, forms slope.

Slope bottom is extended at the top of slope as a further improvement, being opened up in the mine slot sloped sides, and is connected to The a plurality of afflux ditch of blowdown irrigation canals and ditches；The both sides of every afflux ditch open up inclined a plurality of tributary ditch from top to bottom.

As a further improvement, multiple blowning installations are arranged along box-length direction at the top of the slope.

As a further improvement, the blowdown irrigation canals and ditches of mine slot both sides are adjacent around being formed respectively along the length direction of mine slot Three pieces of cleaning areas；The bottom surface of the blowdown irrigation canals and ditches has 1 °~3 ° of the gradient, so that sewage flows into cesspool.

As a further improvement, one is arranged at a distance in the blowdown irrigation canals and ditches helps stream nozzle, cleaned at three pieces In region multiple spraying nozzles are arranged at intervals with along the side of drainage ditch.

A kind of blast furnace ore tank regional water clean and reuse utilizes the application method of system, clears up mine slot region, operates Step is：

Draining pump is pumped into clear water from clear water reserviors, and being delivered to cleaning fountain head by drainpipe cleans mine slot region, It helps stream nozzle and blowning installation, blowning installation that sewage is blown into tributary ditch at this point, opening, and flows into afflux ditch, then the row of remittance Dirty irrigation canals and ditches help stream nozzle to accelerate the flow velocity of sewage in blowdown irrigation canals and ditches, and the sewage flowed into blowdown irrigation canals and ditches flows into dirty through wastewater inlet Pond；Sewage stratification in cesspool is the precipitating sludge of the clear water and downside of upside；When water level is higher than clearly in cesspool When the height of water inlet, upside clean water overflow enters clear water reserviors in cesspool, for circulation cleaning scouring water；

When the water level of collecting-tank is higher than water supplement port position, pool inner water overflow of catchmenting enters clear water reserviors, supplements in clear water reserviors Water；When collecting-tank continues to be increased to discharge outlet position, superfluous water enters gutter from discharge outlet overflow and is discharged.

As a further improvement, by spraying nozzle into air atomized water spray, so that dust suspension in air is settled down to ground.

3, advantageous effect

Compared with the prior art, the beneficial effects of the utility model are：

(1) the utility model blast furnace ore tank regional water clean and reuse utilizes system, by recirculated water to the powder in mine slot region Dirt particle is cleared up, and extracts clear water in clear water reserviors by draining pump, and cleaned to mine slot region by cleaning fountain head, cleaning Sewage flows into cesspool by blowdown irrigation canals and ditches afterwards, and sewage staticly settles layering in pond, and upper layer clear water can flow back to clear water reserviors again and follow Ring uses, and the recyclable recycling of lower layer's sludge；It is different from the form of the direct cleaning blowdown of traditional open, which uses Closed form, ejected wash water is repeatable to be recycled, and only irregularly need to supplement or replace long water in clear water reserviors after, significantly Reduce water is usage amount, reduces energy consumption, also effectively avoids sewage by draining ditch water discharge rivers, reduces water pollution, use Water flushing not will produce airborne dust, help to improve operating environment, collects, avoids since sludge obtains filtering precipitation in cesspool Blocking to gutter also can carry out recycling to sludge.

(2) the utility model blast furnace ore tank regional water clean and reuse utilizes system, is followed although also forming preferable closing Ring structure, but in use, due to water evaporation, the unavoidable causes such as loss are rinsed, water can not be followed infinitely in clear water reserviors Ring, therefore this system adds collecting-tank and carries out water supplement to clear water reserviors, collects rainwater and supplements water in clear water reserviors, protects The long-term continuous service of card system；

(3) the utility model blast furnace ore tank regional water clean and reuse utilizes system, on cesspool wastewater inlet and clear water into The position of mouth is mutually separate, and ensureing to enter the water in cesspool has enough sedimentation times, and part of contaminated water is avoided to enter clear water reserviors, Clear water reserviors deteriorating water quality is caused, cleaning performance is influenced；And have for the flow direction of water in three ponds and require, such as water in clear water reserviors It cannot flow backwards into cesspool, water normal use will not flow into moisturizing pond in clear water reserviors, and be discharged into gutter, therefore, will be clear The height of water inlet, discharge outlet and water supplement port reduces successively, with control flow to.

(4) the utility model blast furnace ore tank regional water clean and reuse utilizes system, and mine slot two side areas ground is arranged to Slope, sewage can preferably flow into blowdown irrigation canals and ditches after cleaning；And in order to reduce the same area washing time, and ensure mineral aggregate It can well be flowed with water, this system opens up in mine slot sloped sides extends to slope bottom at the top of slope, and the row of connection The a plurality of afflux ditch of dirty irrigation canals and ditches, and the both sides of every afflux ditch open up inclined a plurality of tributary ditch from top to bottom, to accelerate sewage Convergence and carry mineral aggregate ability；Meanwhile inclined-plane is arranged in the bottom surface of blowdown irrigation canals and ditches, accelerate drainage flow, mineral aggregate is avoided to precipitate Block blowdown irrigation canals and ditches；By experience accumulation is used for a long time, surface slope is more suitable at 1 °~3 °, is unlikely to the depth of blowdown irrigation canals and ditches Degree difference is too big, also effectively reduces deposition, and setting helps stream nozzle in blowdown irrigation canals and ditches, can almost avoid deposition, sewage also may be used It is rapid to flow into cesspool.

(5) the utility model blast furnace ore tank regional water clean and reuse utilizes system, is sprayed into air by spraying nozzle Water mist can be such that dust in air settles rapidly, be conducive to improve mine slot working environment, improve air quality, can also reduce dust Constantly it is down to ground dust accumulation.

(6) blast furnace ore tank regional water clean and reuse utilizes the application method of system, can efficiently be scattered to mine slot region Mineral aggregate dust particles cleared up, purify working environment, extend service life of equipment.

Description of the drawings

Fig. 1 is the schematic diagram that the utility model blast furnace ore tank regional water clean and reuse utilizes system；

Fig. 2 is the sectional view of A-A in Fig. 1；

Fig. 3 is the sectional view of B-B in Fig. 1；

Fig. 4 is that the utility model blast furnace ore tank regional water clean and reuse is overlooked using system mine slot region both sides discharge structure Schematic diagram；

Fig. 5 be Fig. 4 from side when mine slot region both sides discharge structure schematic diagrames.

In figure：1, cesspool；2, clear water reserviors；3, collecting-tank；4, draining pump；5, blowdown irrigation canals and ditches；6, drainpipe；7, cleaning spray Head；8, stream nozzle is helped；9, spraying nozzle；10, afflux ditch；11, tributary ditch；12, blowning installation.

Specific implementation mode

The utility model is further described below with reference to specific embodiments and the drawings.

Embodiment 1

As shown in Figure 1, Figure 2, Figure 3 shows, a kind of blast furnace ore tank regional water clean and reuse of the present embodiment utilizes system, main to wrap Cesspool 1, clear water reserviors 2, collecting-tank 3, draining pump 4 and blowdown irrigation canals and ditches 5 are included, closed recirculated water is formed by their intercombination Cleaning system clears up mine slot localized ground dust particles etc., to ensure that bottom surface is cleaned.

From the mine slot region of the vertical view view of Fig. 1, mine slot is arranged in left-right direction, thereon with dummy car, and One end is provided with conveying device on the left of mine slot, raw ore material in mine slot is sent into blast furnace, conveying device has Transmission Room, control conveying The operation of device；The both sides of conveying device have mineral powder bin and coke powder storehouse, and miberal powder and coke powder are supplied for mine slot.It was run in equipment Cheng Zhong is easy to scatter mineral aggregate in the bottom of mine slot and close to its upper and lower both sides position, and mineral powder bin and coke powder storehouse surrounding are also easy to spread Mineral aggregate is fallen, relatively far away from position is generally relatively fewer for both sides above and below mine slot, is mineral aggregate or dust in air that operation carries Deposition is brought.

Therefore, rational Design on Plane is carried out to this cleaning system according to the layout feature in mine slot region, blowdown irrigation canals and ditches 5 are set to Both sides above and below mine slot, and along the direction of motion of mine slot or so length direction arrangement, that is, dummy car, the blowdown irrigation canals and ditches 5 of both sides It is connected on the right side of mine slot, last blowdown irrigation canals and ditches 5 are connected to the wastewater inlet of cesspool 1；Cesspool 1 and clear water reserviors 2 are disposed adjacent, Centre is separated by partition wall, is connected by the clear water import opened up on the upside of partition wall between them.It is equipped in the bottom of clear water reserviors 2 latent The water inlet of pump sump, draining pump 4 is accessed by pipeline in the submersible pump pit of clear water reserviors 2, and the water outlet of draining pump 4 passes through draining Pipe 6 is connected to the cleaning fountain head 7 for being set to mine slot two side areas, and cleaning fountain head 7 is multiple along the length direction arrangement of mine slot, adopts With high-pressure nozzle, increase cleaning force, and the distance between two neighboring cleaning fountain head 7 is less than the effective of cleaning fountain head 7 The radius of clean-up, to ensure to clean non-blind area；Rotating sprinkler can be used in cleaning fountain head 7, can be rinsed to its peripheral regions.

It is worth noting that blowdown irrigation canals and ditches 5 are not arranged at the bottom of mine slot and its edge, this is because being easy on mine slot Bulk mineral aggregate is fallen, blowdown irrigation canals and ditches 5 is easily blocked, blowdown is caused to have some setbacks.For bulk mineral aggregate, manual cleaning is also needed, is back to Mine slot can be recycled directly.In addition, along Transmission Room surrounding also around circle blowdown irrigation canals and ditches 5, and the sewage ditch on the downside of moon mine slot The connection of canal 5 collects, so that when rinsing, sewage can be directly discharged into blowdown irrigation canals and ditches 5, without entering Transmission Room, avoids to transmission Equipment impacts.

System has been able to be basically completed the region cleaning of mine slot comprising above structure, and concrete operation step is：Draining Pump 4 is pumped into clear water from clear water reserviors 2, is delivered to cleaning fountain head 7 by drainpipe 6, is cleaned to mine slot region；It is dirty after cleaning Water flows into blowdown irrigation canals and ditches 5, and finally flows into cesspool 1 through wastewater inlet；Sewage stratification in cesspool 1 is the clear of upside The precipitating sludge of water and downside；When water level is higher than the height of clear water import in cesspool 1, upside clean water overflow in cesspool 1 Into clear water reserviors 2, for circulation cleaning scouring water；And lower layer's sludge can recycle again, such as grate-layer material as sinter, or it is dirty Coke powder and ferric charge powder content are preferable in mud, are utilized again after separable.

From the foregoing, it will be observed that this system clears up the dust particles in mine slot region by recirculated water, it is different from conventional open The form for directly cleaning blowdown of formula, the system use closed form, and ejected wash water is repeatable to be recycled, after need to only using long not Regular replenishment replaces water in clear water reserviors, and substantially reduce water is usage amount, reduces energy consumption, also effectively sewage is avoided to pass through Ditch water discharge rivers are drained, water pollution is reduced, adopts to be rinsed with water and not will produce airborne dust, help to improve operating environment, due to dirt Mud obtains filtering precipitation in cesspool and collects, and avoids the blocking to gutter, also can carry out recycling to sludge.

And on cesspool 1 wastewater inlet position far from the position of clear water import, ensure to enter the water tool in cesspool 1 There are enough sedimentation times, part of contaminated water is avoided to enter clear water reserviors 2, causes 2 deteriorating water quality of clear water reserviors, influence cleaning performance.

In addition, though this system forms preferable closed-loop arrangement, but in actual use, due to water evaporation, punching Wash the unavoidable causes such as loss, in clear water reserviors 2 water can not Infinite Cyclic, for a long time using being also required to amount of makeup water.Cause This, embodiment adds collecting-tanks 3, for supplementing water to clear water reserviors 2.Collecting-tank 3 is disposed adjacent with clear water reserviors 2, they it Between be separated by a wall, open up water supplement port on the upside of this wall, collecting-tank 3 be connected with clear water reserviors 2, and collecting-tank 3 pass through upside Discharge outlet be connected to gutter, so as to by superfluous water from gutter be discharged.And has for the flow direction of water in three ponds and want It asks, if water cannot be flow backwards into cesspool 1 in clear water reserviors 2, water normal use will not flow into moisturizing pond 3 in clear water reserviors 2, and be discharged into In gutter, therefore, the present embodiment reduces the height of clear water import, discharge outlet and water supplement port successively, to control flow to completely Sufficient use demand.Certainly, water can be mutually pumped by pump in collecting-tank 3 and clear water reserviors 2, to be unsatisfactory for flowing in two pool inner water positions It carries out helping stream when demand.

In cleaning operation, collecting-tank 3 can receive rainwater, when the water level of collecting-tank 3 is higher than water supplement port position, collecting-tank Water overflow enters clear water reserviors 2 in 3, supplements water in clear water reserviors 2；When collecting-tank 3 continues to be increased to discharge outlet position, superfluous water Enter gutter from discharge outlet overflow to be discharged, ensure that the stabilization of water in clear water reserviors 2.

The setting of collecting-tank 3 can also be played the role of as secondary filter, and when water is discharged from discharge outlet, collecting-tank 3 can be right The water buffering filtering that clear water reserviors 2 flow into, few dirt can precipitate in collecting-tank 3, without flowing into gutter.In addition, by It needs to open wide in collecting-tank 3 and receives rainwater, inevitably have sundries, such as branch, leaf, plastic skin are fallen into wherein, it may be with water Stream enters clear water reserviors 2 and pollutes water quality, or results in blockage into gutter, therefore, filter screen is arranged at water supplement port and discharge outlet, Floating foreign body in collecting-tank 3 is filtered.

Embodiment 2

A kind of blast furnace ore tank regional water clean and reuse of the present embodiment utilizes system, according to mine on the basis of embodiment 1 Slot region layout feature, and the characteristics of cleared up material, optimize, to reach better cleaning effect.Due to mine slot Blanking has focused largely on the both sides of the edge of mine slot, has a distance apart from blowdown irrigation canals and ditches 5, and mineral aggregate is heavier, is also relatively insoluble in Water, thus it is fine to cleaning hydraulic demand, it needs to use high-power draining pump 4, undoubtedly increases the burden of draining pump 4, even if In this way, effect is also unequal to ideal.

For this purpose, in conjunction with shown in Fig. 1, Fig. 4 and Fig. 5, the present embodiment is centered on the ground in mine slot region is by mine slot to upper and lower The height that both sides blowdown irrigation canals and ditches 5 extend continuously decreases, and forms slope, gradient size is more suitable between 2 °~5 °, selects herein 3 ° are selected, sewage can preferably flow into blowdown irrigation canals and ditches 5 after cleaning；And in order to reduce the same area washing time, and ensure mine Material can well be flowed with water, is opened up in mine slot sloped sides and is extended to slope bottom at the top of slope, and is connected to blowdown irrigation canals and ditches 5 A plurality of afflux ditch 10, the both sides of every afflux ditch 10 open up inclined a plurality of tributary ditch 11 from top to bottom, to accelerate sewage Convergence and carrying mineral aggregate ability.Meanwhile multiple blowning installations 12 are set along box-length direction at the top of slope, such as spray of blowing Head connection air source, blows to inclined-plane both sides, to accelerate the convergence of sewage and carry mineral aggregate ability, it should be noted that The apical position of afflux ditch 10 has blowing sprayer, and mineral aggregate is made to flow into blowdown irrigation canals and ditches 5 with sewage.It should be noted that row The width of dirty irrigation canals and ditches 5 will be wider than afflux ditch 10, and the width of afflux ditch 10 is wider than tributary ditch 11, therefore, afflux ditch 10 and branch Stream ditch 11 is located at below mine slot, is not easy to be blocked by relatively large blanking.

Meanwhile also above structure being coordinated to optimize 5 arrangement form of blowdown irrigation canals and ditches of both sides above and below mine slot, mine slot both sides Blowdown irrigation canals and ditches 5 surrounded respectively along the length direction of mine slot and form the cleaning areas of three pieces of adjacent rectangles, the bottom of blowdown irrigation canals and ditches 5 Face, from the distant to the near with 1 °~3 ° of the gradient, so that sewage flows into cesspool 1, selects 2 ° herein from wastewater inlet；And it arranges Be arranged at a distance in dirty irrigation canals and ditches 5 one help stream nozzle 8, help stream nozzle 8 can water receiving source, such as by pump from clear water reserviors 2 It draws water injection, to assist accelerating flow, and ensures that mineral aggregate smoothly flows into cesspool 1 with water in blowdown irrigation canals and ditches 5.Such structure, can The power requirement for draining pump 4 is substantially reduced, hydraulic demand is relatively low, also reduces operational danger.

Mine slot both sides surface slope and its top blowning installation 12 design, and the design of afflux ditch 10 and tributary ditch 11 is all According to the design that carries out the characteristics of cleaning mineral aggregate, rather than so as to the cleaning for soil, to ensure that mineral aggregate is quickly flowed with sewage Enter blowdown irrigation canals and ditches 5, improves ground cleaning cleanliness factor；And 5 wife of blowdown irrigation canals and ditches flows nozzle 8 and is also to stream of the mineral aggregate with water Dynamic property.Mine slot both sides blowdown irrigation canals and ditches 5 are formed with the cleaning area of three pieces of rectangles, then is designed according to the distribution of blanking, close to mine The blocking on one side in the cleaned region of blanking separates near slot both sides, and sewage will not enter in cleaning area herein in flushing process Side shortens sewage and carries mineral aggregate flow distance, reduces cleaning difficulty；It can be along close to the clear of mine slot side to clean fountain head 7 Edges of regions arrangement is washed, convenient for improving its flushing ability, and on the inside of cleaning area, dirt is less, cleaning fountain head 7 also can Meet cleaning demand.

This system is in specifically used operation, and during cleaning the flushing of fountain head 7, unlatching helps stream nozzle 8 and blows Sewage is blown into tributary ditch 11 by device 12, blowning installation 12, and flows into afflux ditch 10, is then imported blowdown irrigation canals and ditches 5, is helped stream nozzle 8 accelerate the flow velocity of sewage in blowdown irrigation canals and ditches 5, and the sewage flowed into blowdown irrigation canals and ditches 5 flows into cesspool 1 through wastewater inlet.

Embodiment 3

A kind of blast furnace ore tank regional water clean and reuse of the present embodiment utilizes system, on the basis of embodiment 2 further Optimization design handles dust suspension in air.

Due in the region operating process of mine slot, inevitably will produce airborne dust, dust in air concentration is higher, operates ring Border is more severe；Even if ground has cleaned up, but with the landing of dust in air, floor-dust can also be accumulated constantly, this Also cleaning performance is affected.Therefore, the present embodiment is arranged at intervals in three pieces of cleaning areas along the side of drainage ditch 5 more A spraying nozzle 9, clean fountain head 7 rinse during or it is no clean when, can by spraying nozzle 9 into air spray water Mist can be such that dust in air settles rapidly, be conducive to improve mine slot working environment, improve air quality, also can reduce dust not Disconnected is down to ground dust accumulation.The purpose that spraying nozzle 9 is arranged along drainage ditch 5 is to ensure that the injection of water mist does not influence the areas Kuang Cao The normal operation of domain equipment.

Example described in the utility model is only that preferred embodiments of the present invention are described, not to this reality It is defined with novel conception and scope, under the premise of not departing from the design concept of the utility model, this field engineering technology people The various modifications and improvement that member makes the technical solution of the utility model, should all fall into the scope of protection of the utility model.

Claims (8)

1. a kind of blast furnace ore tank regional water clean and reuse utilizes system, it is characterised in that：Including cesspool (1), clear water reserviors (2) and Draining pump (4)；The both sides of the mine slot offer blowdown irrigation canals and ditches (5) respectively, and blowdown irrigation canals and ditches (5) are connected to the sewage of cesspool (1) Import；The cesspool (1) and clear water reserviors (2) are disposed adjacent, and the clear water import opened up by upside between them is connected；Institute It states in the water inlet access clear water reserviors (2) of draining pump (4), water outlet is connected to by drainpipe (6) and is set to two lateral areas of mine slot The cleaning fountain head (7) in domain.

2. blast furnace ore tank regional water clean and reuse according to claim 1 utilizes system, it is characterised in that：Further include catchmenting Pond (3)；The collecting-tank (3) is disposed adjacent with clear water reserviors (2), is connected by the water supplement port that upside opens up between them；Institute It states collecting-tank (3) and gutter is connected to by the discharge outlet of upside.

3. blast furnace ore tank regional water clean and reuse according to claim 2 utilizes system, it is characterised in that：The cesspool (1) position of the position of wastewater inlet far from clear water import on；The height of the clear water import, discharge outlet and water supplement port drops successively It is low.

4. blast furnace ore tank regional water clean and reuse according to claim 1 or 2 or 3 utilizes system, it is characterised in that：It is described The height that the ground in mine slot region is extended centered on mine slot to both sides blowdown irrigation canals and ditches (5) continuously decreases, and forms slope.

5. blast furnace ore tank regional water clean and reuse according to claim 4 utilizes system, it is characterised in that：The mine slot two It is opened up on skew back slope and extends to slope bottom at the top of slope, and be connected to a plurality of afflux ditch (10) of blowdown irrigation canals and ditches (5)；Every institute The both sides for stating afflux ditch (10) open up inclined a plurality of tributary ditch (11) from top to bottom.

6. blast furnace ore tank regional water clean and reuse according to claim 5 utilizes system, it is characterised in that：The slope top Multiple blowning installations (12) are arranged along box-length direction in portion.

7. blast furnace ore tank regional water clean and reuse according to claim 1 or 2 or 3 utilizes system, it is characterised in that：It is described The blowdown irrigation canals and ditches (5) of mine slot both sides surround along the length direction of mine slot and form three pieces of adjacent cleaning areas respectively；The blowdown The bottom surface of irrigation canals and ditches (5) has 1 °~3 ° of the gradient, so that sewage flows into cesspool (1).

8. blast furnace ore tank regional water clean and reuse according to claim 7 utilizes system, it is characterised in that：The sewage ditch One is arranged at a distance in canal (5) and helps stream nozzle (8), along the side of drainage ditch (5) in three pieces of cleaning areas It is arranged at intervals with multiple spraying nozzles (9).