CN109046758A - Scrubbing system and its adjustment method - Google Patents
Scrubbing system and its adjustment method Download PDFInfo
- Publication number
- CN109046758A CN109046758A CN201811101663.7A CN201811101663A CN109046758A CN 109046758 A CN109046758 A CN 109046758A CN 201811101663 A CN201811101663 A CN 201811101663A CN 109046758 A CN109046758 A CN 109046758A
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- water pipe
- sand
- sandstone
- vibrating screen
- water
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- 238000005201 scrubbing Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000004576 sand Substances 0.000 claims abstract description 135
- 238000005406 washing Methods 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 141
- 238000004062 sedimentation Methods 0.000 claims description 28
- 239000004927 clay Substances 0.000 claims description 22
- 206010016256 fatigue Diseases 0.000 claims description 17
- 239000010865 sewage Substances 0.000 claims description 10
- 238000001556 precipitation Methods 0.000 claims description 9
- 238000011010 flushing procedure Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 abstract description 8
- 239000000284 extract Substances 0.000 abstract 1
- 239000004575 stone Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
Abstract
The present invention relates to sand technical field processed more particularly to a kind of scrubbing system and its adjustment method, the scrubbing system includes: vibrating screen, sand washing trough, wheeled bailing machine, fine sand extractor, high-pressure pump, dewatering screen and conveyer belt；The discharge port of the vibrating screen connects the feed inlet of the sand washing trough；The wheeled bailing machine is set on the sand washing trough；The fine sand extractor connects the sand washing trough by the high-pressure pump；The wheeled bailing machine, fine sand extractor discharge port connect respectively with the dewatering screen；The discharge port of the dewatering screen and the transport band connection.The present invention extracts middle sand and fine sand in sand washing trough by wheeled bailing machine and fine sand extractor respectively, in order to avoid causing being largely lost for fine sand, realizes effective control to mechanism grain fineness number modulus；And Machine-made Sand is dehydrated by dewatering screen, so that the moisture content of Machine-made Sand is met engine request.
Description
[technical field]
The present invention relates to sand technical field processed more particularly to a kind of scrubbing system and its adjustment methods.
[background technique]
Traditional sand production line processed often uses wet processing in water resource area abundant, therefore is easy to cause fine sand
(sand grains of the partial size in 0.16mm or more) is lost seriously, and some is even more than 20% turnover rate, this not only causes serious warp
Ji loss, also seriously affects the gradation (accounting of fine sand) of sand, keeps sandstone fineness modulus partially thick, greatly reduce Machine-made Sand
Product quality；And the discharge of a large amount of fine sands, it also will cause the pollution of environment.In addition, wet processing is also easy to cause containing for sandstone
Water rate is unable to reach the standard of engineering construction.
Therefore, the technologies such as the gradation (fineness modulus) of the finished product Machine-made Sand that traditional sand production line processed is produced, moisture content
Index is difficult to reach engine request.
[summary of the invention]
The purpose of the present invention is intended to provide a kind of scrubbing system, and to solve, moisture content is not up to standard and fine sand loss is seriously led
The environmental pollution of cause, sand gradation technical problem not up to standard.
Another object of the present invention is intended to provide a kind of washed-out sand adjustment method, so that the finished product machine that sand production line processed is produced
Gradation, moisture content and the yield of sand processed are met the requirements.
To realize the purpose, the present invention adopts the following technical scheme:
The present invention provides a kind of scrubbing system, the scrubbing system includes: vibrating screen, sand washing trough, wheeled bailing machine, thin
Sand extractor, high-pressure pump, dewatering screen and conveyer belt；
The discharge port of the vibrating screen connects the feed inlet of the sand washing trough；
The wheeled bailing machine is set on the sand washing trough；
The fine sand extractor connects the sand washing trough by the high-pressure pump；
The wheeled bailing machine, fine sand extractor discharge port connect respectively with the dewatering screen；
The discharge port of the dewatering screen and the transport band connection.
Further, the scrubbing system further includes sedimentation basin, the sewage outlet of the sand washing trough and the sedimentation basin
The delivery outlet of connection, the sedimentation basin is connected to by pipeline with the feed inlet of the vibrating screen.
Further, the sedimentation basin includes first stage precipitation tank, second-level settling pond and three-level sedimentation basin；
The water inlet of the first stage precipitation tank is connected to the sewage outlet of the sand washing trough, and water outlet and the second level are heavy
The water inlet in shallow lake pond is connected to；
The water outlet of the second-level settling pond is connected to the water inlet of the three-level sedimentation basin；
The water outlet of the three-level sedimentation basin is connected to by pipeline with the feed inlet of the vibrating screen.
Further, the fine sand extractor includes high-pressure separator, for isolating fine sand.
Further, water pipe and water pressure control system are provided on the vibrating screen.
Further, the water pipe includes equidistantly opening up perforated first water pipe, and first water pipe is close to described
The feed inlet of vibrating screen is arranged, and the aperture of first water pipe is 5cm, and the eyelet aperture of first water pipe is 1cm, and adjacent two
The spacing of the eyelet is 10cm, and the eyelet water (flow) direction and the angle of the sieve of the vibrating screen are 90 ° -100 °.
Further, the water pipe further includes multiple equidistantly opening up perforated second water pipe, each second water pipe
It is set to above the sieve of the vibrating screen at equal intervals, the spacing of adjacent two second water pipe is 30cm, second water pipe
Eyelet aperture be 0.5cm, the spacing of adjacent two eyelet is 20cm, the angle of the sieve of eyelet water (flow) direction and the vibrating screen
It is 90 ° -100 °.
Further, the tilt angle of the sieve of the vibrating screen with respect to the horizontal plane is 18 ° -20 °.
Correspondingly, the present invention also provides a kind of washed-out sand adjustment method, the washed-out sand adjustment method applies to above-mentioned any
In scrubbing system described in one technical solution comprising following steps:
According to required sandstone yield, the inclination angle of the screen mesh and sieve of preliminary selected vibrating screen with respect to the horizontal plane
Degree, makes sandstone yield reach default yield values；
When the sandstone yield reaches default yield values, sandstone clay content is detected, according to the sandstone clay content, is adjusted
Positioned at the flushing area and water pressure of the vibrating screen upper hose, sandstone is rinsed；
When the sandstone clay content is up to standard, the sandstone quality after rinsing is detected, according to the sandstone quality, to the sieve
Mesh screen hole and hydraulic pressure are finely adjusted, until sandstone quality meets construction requirement.
Further, the sandstone quality after the detection is rinsed, according to the sandstone quality, to the screen mesh and water
After the step of pressure is finely adjusted, further includes:
According to building stones characteristic and weather condition, the hydraulic pressure after the fine tuning is further finely tuned.
Further, the sandstone yield according to needed for, the screen mesh and sieve of preliminary selected vibrating screen are relative to water
After the tilt angle of plane, further includes:
When needing to increase sandstone yield, selection increases the vibrating screen mesh of mesh, increases sandstone yield by 10%-
15%.
Further, the sandstone yield according to needed for, the screen mesh and sieve of preliminary selected vibrating screen are relative to water
Before the tilt angle of plane, further includes:
Water pipe and water pressure control system are arranged at the vibrating screen.
Further, the water pipe includes equidistantly opening up perforated first water pipe, and first water pipe is close to described
The blanking quarrel of vibrating screen is arranged, and the aperture of first water pipe is 5cm, and the eyelet aperture of first water pipe is 1cm, adjacent
The spacing of two eyelets is 10cm, and the angle of the eyelet water (flow) direction and sieve is 90 ° -100 °.
Further, the water pipe further includes multiple equidistantly opening up perforated second water pipe, each second water pipe
It is set to above the sieve of the vibrating screen at equal intervals, the spacing of adjacent two second water pipe is 30cm, second water pipe
Eyelet aperture be 0.5cm, the spacing of adjacent two eyelet is 20cm, and the angle of eyelet water (flow) direction and sieve is 90 ° -100 °.
Further, the aperture of the screen mesh after fine tuning is 3.9mm or 4.0mm.
Further, the tilt angle of the sieve with respect to the horizontal plane is 18 ° -20 °.
Compared with prior art, the present invention has following advantage:
1. scrubbing system provided by the invention, it is provided with wheeled bailing machine on the sand washing trough, and passes through high-pressure pump and connects
There is fine sand extractor, to extract middle sand and fine sand in sand washing trough, Yi Mianzao respectively by wheeled bailing machine and fine sand extractor
At being largely lost for fine sand, effective control to mechanism grain fineness number modulus is realized；The discharging of the bailing machine, fine sand extractor
Mouth is connected separately with dewatering screen, and the middle sand and fine sand extracted by wheeled bailing machine and fine sand extractor passes through dewatering screen and is dehydrated
Afterwards, the moisture content of Machine-made Sand is made to meet engine request.
2. scrubbing system provided by the invention, the sewage outlet of the sand washing trough is connected with sedimentation basin, the sedimentation basin
Delivery outlet be connected to the feed inlet of vibrating screen by pipeline, with by sedimentation basin by the sewage generated washed-out sand during progress only
Change processing, and recycle, to save water resource.
3. scrubbing system provided by the invention, it is provided with water pipe and water pressure control system on the vibrating screen, to pass through water
Pressure control system adjusts the hydraulic pressure of water pipe, and then rinses well to the sandstone on vibrating screen, the clay content of sandstone is reduced, to mention
High Machine-made Sand quality；It also can avoid causing the impeller mesh of impeller bailing machine to block when sandstone clay content is larger.
4. washed-out sand adjustment method provided by the invention, with respect to the horizontal plane by the screen mesh and sieve that select vibrating screen
Tilt angle, so that sandstone yield is reached default yield values, and then the flushing area by adjusting the water pipe being located on vibrating screen
And water pressure, to be rinsed well to sandstone, clogging impeller bailing machine mesh when avoiding clay content larger, finally to the sieve
Sieve pore and hydraulic pressure are finely adjusted, and meet the requirements the quality of sandstone.
The additional aspect of the present invention and advantage will be set forth in part in the description, these will become from the following description
Obviously, or practice through the invention is recognized.
[Detailed description of the invention]
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of scrubbing system one embodiment of the invention；
Fig. 2 is the structural schematic diagram of another embodiment of scrubbing system of the invention；
Fig. 3 is the structural schematic diagram of scrubbing system further embodiment of the invention；
Fig. 4 is the flow diagram of washed-out sand adjustment method one embodiment of the invention.
[specific embodiment]
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
As shown in Figure 1, the present invention provides a kind of scrubbing system, the scrubbing system include: vibrating screen 1, sand washing trough 2,
Wheeled bailing machine 3, fine sand extractor 4, high-pressure pump 5, dewatering screen 6 and conveyer belt 7, the vibrating screen 1 discharge port connection described in
The feed inlet of sand washing trough 2, the wheeled bailing machine 3 are set on the sand washing trough 2, and the fine sand extractor 4 passes through the height
Press pump 5 connects the sand washing trough 2, the wheeled bailing machine 3, fine sand extractor 4 discharge port connect respectively with the dewatering screen 6
It connects, the discharge port of the dewatering screen 6 is connect with the conveyer belt 7.
Specifically, after sandstone is sieved by vibrating screen 1, the lesser sandstone of partial size is obtained, after being cleaned into sand washing trough 2, is washed
Middle sand in sand launder 2 is fished for by wheeled bailing machine 3, after being dehydrated by dewatering screen 6, is delivered to middle sand by conveyer belt 7 and is stacked point；
Fine sand in sand washing trough 2 is extracted by high-pressure pump 5 to fine sand extractor 4, by 4 separation and Extraction of fine sand extractor, and by being dehydrated
After 6 dehydration of sieve, fine sand is delivered to by conveyer belt 7 and stacks point.
Scrubbing system provided by the invention is provided with wheeled bailing machine 3 on the sand washing trough 2, and is connected by high-pressure pump 5
There is fine sand extractor 4, to extract middle sand and fine sand in sand washing trough 2 respectively by wheeled bailing machine 3 and fine sand extractor 4, with
Exempt to cause being largely lost for fine sand, realizes effective control to mechanism grain fineness number modulus；The bailing machine, fine sand extractor 4
Discharge port be connected separately with dewatering screen 6, the middle sand and fine sand extracted by wheeled bailing machine 3 and fine sand extractor 4 passes through de-
After water sieve 6 is dehydrated, the moisture content of Machine-made Sand is made to meet engine request.
Preferably, the tilt angle of the sieve of the vibrating screen 1 with respect to the horizontal plane is 18 ° -20 °.When the sieve of vibrating screen 1
When net angle is excessive, it is easy to cause coarse sand not enter sand washing trough 2 and becomes sieve triage, become other specification products, influence
Gradation；When the sieve angle too small of vibrating screen 1, then the load of vibrating screen 1 is increased, is easy to cause sandstone heap on sieve
Product.
Preferably, the tilt angle of the sieve plate of the dewatering screen 6 with respect to the horizontal plane is 4 ° -5 °.When the sieve plate of dewatering screen 6
When angle too small, muddy water is easily accessible conveyer belt 7, and mechanism water-containing rate is caused to increase；Angle is excessive, then is easy to cause coarse sand to return
Back scrubbing sand launder 2 or accumulation influencing mechanism sand gradation, and keep moisture content relatively low, it is unfavorable for the Weighing of supply.
Further, as shown in Fig. 2, the scrubbing system further includes sedimentation basin 8, the sewage outlet of the sand washing trough 2
It is connected to the sedimentation basin 8, the delivery outlet of the sedimentation basin 8 is connected to by pipeline with the feed inlet of the vibrating screen 1.Sand washing trough
2 slime waters generated isolate clear water, to be reused in scrubbing system, realize the low row of sewage after the precipitating of sedimentation basin 8
It puts.Preferably, it is connected between the sand washing trough 2 and sedimentation basin 8 by mud sink, to collect sand washing trough 2 by mud sink
The slime water of generation isolates clear water convenient for unified by 8 precipitation process of sedimentation basin.
Preferably, as shown in figure 3, the sedimentation basin 8 includes first stage precipitation tank 81, second-level settling pond 82 and three-level sedimentation basin
83, the water inlet of the first stage precipitation tank 81 is connected to the sewage outlet of the sand washing trough 2, water outlet and the two-stage precipitation
The water inlet in pond 82 is connected to, and the water outlet of the second-level settling pond 82 is connected to the water inlet of the three-level sedimentation basin 83, described
The water outlet of three-level sedimentation basin 83 is connected to by pipeline with the feed inlet of the vibrating screen 1.In the present embodiment, sedimentation basins at different levels
Mutual conduction improves the processing quality of sewage to realize that the multi stage precipitation to slime water is handled.
Preferably, the fine sand extractor 4 includes high-pressure separator, and the sandstone in sand washing trough 2 is extracted by high-pressure pump 5
Afterwards, using the centrifugation of high-pressure separator, fine sand is isolated, further improves the rate of recovery of fine sand, reduces fine sand
Loss, to realize effective control to mechanism grain fineness number modulus.
Further, it is provided with water pipe and water pressure control system on the vibrating screen 1, to adjust by water pressure control system
The hydraulic pressure of water pipe, and then the sandstone on vibrating screen 1 is rinsed well, the clay content of sandstone is reduced, to improve Machine-made Sand quality；
It also can avoid causing the impeller mesh of impeller bailing machine to block when sandstone clay content is larger.It should be noted that working as sandstone rock matter
When preferable, the quantity of water pipe can be suitably reduced.
Wherein, the water pipe includes equidistantly opening up perforated first water pipe, and first water pipe is close to the vibration
The feed inlet setting of sieve 1, the aperture of first water pipe are 5cm, and the eyelet aperture of first water pipe is 1cm, adjacent two institute
The spacing for stating eyelet is 10cm, and the eyelet water (flow) direction and the angle of the sieve of the vibrating screen 1 are 90 ° -100 °.Pass through this
Design, first of water pipe are also acted as and are broken up uniformly to the sandstone of the feed inlet on vibrating screen 1 in addition to flushing action
Effect.
Further, the water pipe further includes multiple equidistantly opening up perforated second water pipe, each second water pipe
It is set to above the sieve of the vibrating screen 1 at equal intervals, the spacing of adjacent two second water pipe is 30cm, second water pipe
Eyelet aperture be 0.5cm, the spacing of adjacent two eyelet is 20cm, the folder of the sieve of eyelet water (flow) direction and the vibrating screen 1
Angle is 90 ° -100 °.Sandstone on vibrating screen 1 is further clear by the second water pipe after the first water pipe is tentatively cleaned and broken up
It washes, to rinse well to sandstone, reduces the clay content of sandstone, to improve Machine-made Sand quality.
Correspondingly, as shown in figure 4, the present invention also provides a kind of washed-out sand adjustment method, the washed-out sand adjustment method is used
In the scrubbing system described in above-mentioned any one technical solution comprising following steps:
S11, according to required sandstone yield, the inclination of the screen mesh and sieve of preliminary selected vibrating screen with respect to the horizontal plane
Angle makes sandstone yield reach default yield values；
S12, when the sandstone yield reaches default yield values, detect sandstone clay content, according to the sandstone clay content,
The flushing area and water pressure for being located at the vibrating screen upper hose are adjusted, sandstone is rinsed；
S13, when the sandstone clay content is up to standard, detection rinse after sandstone quality, according to the sandstone quality, to institute
It states screen mesh and hydraulic pressure is finely adjusted, until sandstone quality meets construction requirement.
In the present embodiment, it is first determined the yield of sandstone can tentatively select the sieve mesh of vibrating screen, and select to vibrate
The tilt angle of the sieve of sieve with respect to the horizontal plane, makes sandstone yield reach default yield values.When the sandstone yield reaches pre-
If when yield values, further detecting the clay content of sandstone, if sandstone clay content is below standard, it is located on the vibrating screen by adjusting
The flushing area and water pressure of water pipe, are rinsed sandstone, until sandstone clay content is up to standard.Sand after finally detection is rinsed
Stone quality (aggregate grading and moisture content) is finely adjusted the screen mesh and hydraulic pressure according to the sandstone quality, until sand
Stone quality meets construction requirement.Washed-out sand adjustment method of the invention realizes the yield to sandstone, clay content, the system of quality
Control, to improve the washed-out sand efficiency and Machine-made Sand quality of scrubbing system.
Further, the sandstone quality after the detection is rinsed, according to the sandstone quality, to the screen mesh and water
After the step of pressure is finely adjusted, further includes:
According to building stones characteristic and weather condition, the hydraulic pressure after the fine tuning is further finely tuned.For example, when raining, vibration
Sandstone and sludge on sieve are liable to stick on sieve, can break up and clearly to sandstone by way of suitably increasing hydraulic pressure
It washes.
Optionally, the sandstone yield according to needed for, the screen mesh and sieve of preliminary selected vibrating screen are relative to level
After the tilt angle in face, further includes:
When needing to increase sandstone yield, selection increases the vibrating screen mesh of mesh, increases sandstone yield by 10%-
15%.
Further, the sandstone yield according to needed for, the screen mesh and sieve of preliminary selected vibrating screen are relative to water
Before the tilt angle of plane, further includes:
Water pipe and water pressure control system are arranged at the vibrating screen.
The hydraulic pressure of water pipe is adjusted by the water pressure control system, to rinse well to the sandstone on vibrating screen, reduces sand
The clay content of stone, to improve Machine-made Sand quality；It also can avoid the impeller net for leading to impeller bailing machine when sandstone clay content is larger
Hole plug.It should be noted that can suitably reduce the quantity of water pipe when sandstone rock matter is preferable.
Further, the water pipe includes equidistantly opening up perforated first water pipe, and first water pipe is close to described
The blanking quarrel of vibrating screen is arranged, and the aperture of first water pipe is 5cm, and the eyelet aperture of first water pipe is 1cm, adjacent
The spacing of two eyelets is 10cm, and the angle of the eyelet water (flow) direction sieve is 90 ° -100 °.It is designed by this, described the
One of water pipe also acts as in addition to flushing action and breaks up uniform effect to the sandstone of the feed inlet on vibrating screen.
Further, the water pipe further includes multiple equidistantly opening up perforated second water pipe, each second water pipe
It is set to above the sieve of the vibrating screen at equal intervals, the spacing of adjacent two second water pipe is 30cm, second water pipe
Eyelet aperture be 0.5cm, the spacing of adjacent two eyelet is 20cm, and the angle of eyelet water (flow) direction and sieve is 90 ° -100 °.
Sandstone on vibrating screen further cleans after the first water pipe is tentatively cleaned and broken up by the second water pipe, to rush to sandstone
Wash clean, reduces the clay content of sandstone, to improve Machine-made Sand quality.
Further, the aperture of the screen mesh after fine tuning is 3.9mm or 4.0mm.
Preferably, the tilt angle of the sieve with respect to the horizontal plane is 18 ° -20 °.When the sieve angle of vibrating screen is excessive
When, it is easy to cause coarse sand not enter sand washing trough and becomes sieve triage, become other specification products, influence gradation；Work as vibration
When the sieve angle too small of sieve, then the load of vibrating screen is increased, sandstone is easy to cause to accumulate on sieve.
Preferably, the tilt angle of the sieve plate of the dewatering screen with respect to the horizontal plane is 4 ° -5 °.When the sieve plate angle of dewatering screen
Hour is spent, muddy water is easily accessible conveyer belt, and mechanism water-containing rate is caused to increase；Angle is excessive, then is easy to cause coarse sand to return
Sand washing trough or accumulation influencing mechanism sand gradation, and keep moisture content relatively low, it is unfavorable for the Weighing of supply.
Although having been illustrated with some exemplary embodiments of the invention above, those skilled in the art will be managed
Solution, in the case where not departing from the principle of the present invention or spirit, can make a change these exemplary embodiments, of the invention
Range is defined by the claims and their equivalents.
Claims (12)
1. a kind of scrubbing system characterized by comprising vibrating screen, sand washing trough, wheeled bailing machine, fine sand extractor, high pressure
Pump, dewatering screen and conveyer belt；
The discharge port of the vibrating screen connects the feed inlet of the sand washing trough；
The wheeled bailing machine is set on the sand washing trough；
The fine sand extractor connects the sand washing trough by the high-pressure pump；
The wheeled bailing machine, fine sand extractor discharge port connect respectively with the dewatering screen；
The discharge port of the dewatering screen and the transport band connection.
2. scrubbing system according to claim 1, which is characterized in that further include sedimentation basin, the sewage of the sand washing trough is defeated
Outlet is connected to the sedimentation basin, and the delivery outlet of the sedimentation basin is connected to by pipeline with the feed inlet of the vibrating screen.
3. scrubbing system according to claim 2, which is characterized in that the sedimentation basin includes that first stage precipitation tank, second level are heavy
Shallow lake pond and three-level sedimentation basin；
The water inlet of the first stage precipitation tank is connected to the sewage outlet of the sand washing trough, water outlet and the second-level settling pond
Water inlet connection；
The water outlet of the second-level settling pond is connected to the water inlet of the three-level sedimentation basin；
The water outlet of the three-level sedimentation basin is connected to by pipeline with the feed inlet of the vibrating screen.
4. scrubbing system according to claim 1, which is characterized in that be provided with water pipe and hydraulic pressure control on the vibrating screen
System.
5. scrubbing system according to claim 4, which is characterized in that the water pipe includes equidistantly opening up perforated the
One water pipe, first water pipe are arranged close to the feed inlet of the vibrating screen, and the aperture of first water pipe is 5cm, and described the
The eyelet aperture of one water pipe is 1cm, and the spacing of adjacent two eyelet is 10cm, the eyelet water (flow) direction and the vibrating screen
The angle of sieve be 90 ° -100 °.
6. scrubbing system according to claim 4, which is characterized in that the water pipe further includes multiple equidistantly offering hole
Second water pipe of eye, each second water pipe are set at equal intervals above the sieve of the vibrating screen, adjacent two second water
The spacing of pipe is 30cm, and the eyelet aperture of second water pipe is 0.5cm, and the spacing of adjacent two eyelet is 20cm, eyelet water flow
The angle of the sieve of direction and the vibrating screen is 90 ° -100 °.
7. a kind of washed-out sand adjustment method, which is characterized in that the washed-out sand adjustment method applies to claim 1-6 any one institute
In the scrubbing system stated, include the following steps:
According to required sandstone yield, the tilt angle of the screen mesh and sieve of preliminary selected vibrating screen with respect to the horizontal plane makes
Sandstone yield reaches default yield values；
When the sandstone yield reaches default yield values, sandstone clay content is detected, according to the sandstone clay content, adjusting is located at
The flushing area and water pressure of the vibrating screen upper hose, are rinsed sandstone；
When the sandstone clay content is up to standard, the sandstone quality after detection is rinsed sieves the sieve according to the sandstone quality
Hole and hydraulic pressure are finely adjusted, until sandstone quality meets construction requirement.
8. washed-out sand adjustment method according to claim 7, which is characterized in that the sandstone yield according to needed for, it is preliminary to select
After determining the tilt angle of the screen mesh and sieve of vibrating screen with respect to the horizontal plane, further includes:
When needing to increase sandstone yield, selection increases the vibrating screen mesh of mesh, increases sandstone yield by 10%-15%.
9. washed-out sand adjustment method according to claim 7, which is characterized in that the sandstone yield according to needed for, it is preliminary to select
Before determining the tilt angle of the screen mesh and sieve of vibrating screen with respect to the horizontal plane, further includes:
Water pipe and water pressure control system are arranged at the vibrating screen.
10. washed-out sand adjustment method according to claim 9, which is characterized in that the water pipe includes equidistantly offering hole
First water pipe of eye, first water pipe are arranged close to the blanking quarrel of the vibrating screen, and the aperture of first water pipe is
5cm, the eyelet aperture of first water pipe are 1cm, and the spacing of adjacent two eyelet is 10cm, the eyelet water (flow) direction with
The angle of sieve is 90 ° -100 °.
11. washed-out sand adjustment method according to claim 9, which is characterized in that the water pipe further includes multiple equidistantly opening
If perforated second water pipe, each second water pipe is set at equal intervals above the sieve of the vibrating screen, described in adjacent two
The spacing of second water pipe is 30cm, and the eyelet aperture of second water pipe is 0.5cm, and the spacing of adjacent two eyelet is 20cm, hole
The angle of eye water (flow) direction and sieve is 90 ° -100 °.
12. washed-out sand adjustment method according to claim 7, which is characterized in that the aperture of the screen mesh after fine tuning
For 3.9mm or 4.0mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210023732.7A CN114471934A (en) | 2018-09-20 | 2018-09-20 | Sand washing system and debugging method thereof |
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| CN111135949A (en) * | 2019-12-31 | 2020-05-12 | 深圳市华域环保科技有限公司 | Method for producing sand by using building waste soil |
| CN111389584A (en) * | 2020-04-17 | 2020-07-10 | 厦门焕金建筑垃圾资源化处置有限公司 | Washed sand system and washed sand preparation process |
| CN111450988A (en) * | 2020-04-10 | 2020-07-28 | 厦门焕金建筑垃圾资源化处置有限公司 | Washed sand processing production line |
| CN113426548A (en) * | 2021-06-28 | 2021-09-24 | 中国水利水电第九工程局有限公司 | Control method for wet screening and dry crushing process of fine crushing workshop in machine-made gravel |
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| CN113426548A (en) * | 2021-06-28 | 2021-09-24 | 中国水利水电第九工程局有限公司 | Control method for wet screening and dry crushing process of fine crushing workshop in machine-made gravel |
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Inventor after: Chen Tan Inventor after: Yu Wubin Inventor after: Gao Shiqiang Inventor after: Xiao Xiangrong Inventor after: Liu Huaigang Inventor after: Tan Xinghua Inventor after: Zhao Shenghui Inventor after: Chen Zhenyu Inventor after: Wu Man Inventor before: Liu Huaigang Inventor before: Chen Tan Inventor before: Yu Wubin Inventor before: Gao Shiqiang Inventor before: Xiao Xiangrong Inventor before: Tan Xinghua Inventor before: Zhao Shenghui Inventor before: Chen Zhenyu Inventor before: Wu Man |