CN109731380A - A kind of slurry filtering device, slurry filtration method - Google Patents
A kind of slurry filtering device, slurry filtration method Download PDFInfo
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- CN109731380A CN109731380A CN201910095143.8A CN201910095143A CN109731380A CN 109731380 A CN109731380 A CN 109731380A CN 201910095143 A CN201910095143 A CN 201910095143A CN 109731380 A CN109731380 A CN 109731380A
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- slurry
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- slurry pipe
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- 239000002002 slurry Substances 0.000 title claims abstract description 199
- 238000001914 filtration Methods 0.000 title claims abstract description 56
- 239000012535 impurity Substances 0.000 claims abstract description 31
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 13
- 229920002472 Starch Polymers 0.000 claims 2
- 235000019698 starch Nutrition 0.000 claims 2
- 238000001727 in vivo Methods 0.000 claims 1
- 239000008107 starch Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 18
- 239000003337 fertilizer Substances 0.000 abstract description 15
- 230000002045 lasting effect Effects 0.000 abstract description 6
- 230000008859 change Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 208000033748 Device issues Diseases 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The present invention provides a kind of slurry filtering devices, including slurry pipe, slurry pipe is connect with discharging device, slurry pipe includes main slurry pipe and at least two secondary slurry pipes, the opposite end of at least two secondary slurry pipes is connected with main slurry pipe, each pair slurry pipe is equipped at least one filter house, filter house includes shell and the filter screen being radially set in the housing, shell is flexibly connected with secondary slurry pipe, filter screen will be separated into feed zone and discharge zone in shell, the shell of feed zone is equipped with feed inlet, and the shell of discharge zone is equipped with discharge port.The present invention is by being arranged at least one filter house on each secondary slurry pipe, and by the way that slurry pipe is set as including main slurry pipe and at least two secondary slurry pipes, the impurity in slurry can not only be effectively filtered out, the lasting progress for also ensuring production, improves the quality and speed of production of granulated fertilizer.The present invention also provides a kind of slurry filtration methods.
Description
Technical field
The invention belongs to technical field of fertilizer production, and in particular to a kind of slurry filtering device, slurry filtration method.
Background technique
Compound fertilizer is because its excellent performance has been widely used in the agricultural production in China, but in compound fertilizer
In production process, inevitably there is impurity during thawing or configuration in slurry.And the slurry containing impurity is in cloth
During material, slurry can be sprayed from the blanking port of discharging device, but impurity is often accumulated and clogging blanking port, makes to expect
Slurry can not spray.Eventually leading to preparation process can not be normally carried out, and greatly improve the production cycle.
In the prior art, the patent of Patent No. CN201721183984.7 discloses a kind of slurry assistant conveyance device,
Including delivery pipe, several pressure sensors, ultrasonic generator, controller, mobile screw rod and driving motor, several described pressures
Force snesor is respectively fixedly disposed on conveying inside pipe wall and is spaced apart from each other certain distance, and the pressure sensor and controller are believed
Number connection, for the controller respectively with driving motor, ultrasonic generator signal communication, the ultrasonic generator is installed in movable wire
On bar, the driving motor drives mobile screw rod rotation；Pressure sensor detects blocking position automatically and keeps ultrasonic generator smart
Standard is mobile to disperse deposition materials by ultrasonic vibration in place, and deposition is effectively prevent to block, and guarantees that transport is smooth.But it is above-mentioned special
Benefit is not only complicated for operation, and equipment cost is high, and impurity still have in delivery pipe, still can clogging blanking port, not
Solve the problems, such as that the application mentions.Therefore, it is badly in need of a kind of slurry filtering device and slurry filtration method at present.
Summary of the invention
In consideration of it, the present invention provides a kind of slurry filtering device, slurry filtration method, by each secondary slurry
At least one filter house is set on pipe, and by the way that slurry pipe to be set as including main slurry pipe and at least two secondary slurry pipes,
The impurity in slurry can not only be effectively filtered out, it is also ensured that the lasting progress of production, improve granulated fertilizer quality and
Speed of production.
First aspect present invention provides a kind of slurry filtering device, including slurry pipe, the slurry pipe and the discharging
Device connection, the slurry pipe include main slurry pipe and at least two secondary slurry pipes, described at least two secondary slurry pipes it is opposite
Both ends are connected with the main slurry pipe, and each secondary slurry pipe is equipped at least one filter house, the filter house packet
The filter screen for including shell and being radially disposed in the housing, the shell are flexibly connected with the secondary slurry pipe, the filtering
Net will be separated into feed zone and discharge zone in the shell, the shell of the feed zone is equipped with feed inlet, the discharge zone
Shell is equipped with discharge port.
A kind of slurry filtering device that first aspect present invention provides, by being arranged at least on each secondary slurry pipe
One filter house, so that the filter screen in filter house can effectively filter out the impurity in slurry.And by setting slurry pipe to
Including main slurry pipe and at least two secondary slurry pipes, so that in replacing or cleaning the filter house on one of secondary slurry pipe
When filter screen, remaining pair slurry pipe still can work on, and will not interrupt the production of granulated fertilizer.Material provided by the invention
Filter device is starched, can not only effectively filter out the impurity in slurry, it is also ensured that the lasting progress of production improves granular fertilizer
The quality and speed of production of material.
Wherein, the filter screen is raised towards the feed inlet.
Wherein, the protruding end of the filter screen is arc-shaped.
Wherein, the filter screen is equipped with multiple holes, and the aperture of described hole is 0.5-3mm.
Wherein, the slurry filtering device further includes control device and suggestion device, is additionally provided with pressure on the filter screen
Sensor, the pressure sensor is used to detect the pressure value on the filter screen, and the pressure value is sent to the control
Device processed, when the control device detects that the pressure value is greater than preset value, the control device will control the prompt
Device issues prompt tone.
Wherein, the cross-sectional area of the shell is greater than the cross-sectional area of the secondary slurry pipe.
Wherein, the ratio of the cross-sectional area of the cross-sectional area of the shell and the secondary slurry pipe is 1:(0.1-0.8).
Wherein, valve is respectively equipped on the secondary slurry pipe at the both ends of each filter house.
Second aspect of the present invention provides a kind of slurry filtration method, comprising:
Slurry filtering device is provided, the slurry filtering device includes slurry pipe, the slurry pipe and the discharging device
Connection, the slurry pipe include main slurry pipe and at least two secondary slurry pipes, the opposite end of described at least two secondary slurry pipes
It is connected with the main slurry pipe, each secondary slurry pipe is equipped at least one filter house, and the filter house includes shell
Body and the filter screen being radially disposed in the housing, the shell are flexibly connected with the secondary slurry pipe, and the filter screen will
Feed zone and discharge zone are separated into the shell, the shell of the feed zone is equipped with feed inlet, the shell of the discharge zone
It is equipped with discharge port；
The slurry is passed through the slurry filtering device, when being deposited with impurity on the filter screen, by the filtering
Portion is removed from the secondary slurry pipe, then replaces or clean the filter screen, then the filter house is reinstalled to described
On secondary slurry pipe.
A kind of slurry filtration method that second aspect of the present invention provides, by using the slurry filtration of first aspect present invention
Device can not only effectively filter out the impurity in slurry, it is also ensured that the lasting progress of production improves the matter of granulated fertilizer
Amount and speed of production.
Wherein, pressure sensor is additionally provided on the filter screen, the slurry filtering device further includes control device and mentions
Showing device, the pressure sensor is used to detect the pressure value on the filter screen, and the pressure value is sent to the control
Device processed, when the control device detects that the pressure value is greater than preset value, the control device will control the prompt
Device issues prompt tone.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to required in the embodiment of the present invention
The attached drawing used is illustrated.
Fig. 1 is the structural schematic diagram of slurry filtering device in the embodiment of the present invention；
Fig. 2 is the process flow chart of slurry filtration method in the embodiment of the present invention.
Specific embodiment
It is the preferred embodiment of the present invention below, it is noted that for those skilled in the art,
Various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as this hair
Bright protection scope.
Referring to FIG. 1, a kind of slurry filtering device provided in an embodiment of the present invention, including slurry pipe 1, the slurry pipe 1
It being connect with the discharging device 2, the slurry pipe 1 includes main slurry pipe 11 and at least two secondary slurry pipes 12, and described at least two
The opposite end of a pair slurry pipe 12 is connected with the main slurry pipe 11, and each secondary slurry pipe 12 is equipped at least one
A filter house 13, the filter screen 132 that the filter house 13 includes shell 131 and is radially set in the shell 131, the shell
Body 131 is flexibly connected with the secondary slurry pipe 12, and the filter screen 132 will be separated into feed zone 135 and go out in the shell 131
Expect area 136, the shell 131 of the feed zone 135 is equipped with feed inlet 133, and the shell 131 of the discharge zone 136 is equipped with
Material mouth 134.It is understood that main slurry pipe 11, auxiliary material slurry pipe 12, feed inlet 133 and discharge port 134 are connected.
Slurry pipe 1 is usually a straight pipeline, and slurry can generally also be inevitably present some impurity.Work as slurry
When being prepared to enter into discharging device 2 by slurry pipe 1 and being discharged, impurity can also follow slurry to enter the progress of discharging device 2 together
Discharging, eventually leads in granulated fertilizer that there are impurity, reduces the quality of granulated fertilizer.
In embodiments of the present invention by the way that at least one filter house 13 is arranged on each secondary slurry pipe 12, filtering
Filter screen 132 is set in portion 13, and filter screen 132 will be separated into feed zone 135 and discharge zone 136 in shell 131, will feed
Mouth 133 and discharge port 134 are separated, and are made slurry when through filter house 13, are centainly needed through filter screen 132.Therefore, false
If there are impurity in slurry, intercepts, be deposited on filter screen 132 then impurity then will be filtered net 132, and pure material
Slurry then will continue to flow into discharging device 2 by slurry pipe 1.And the setting of multiple filter houses 13, impurity can be made to carry out multiple mistake
Filter, further increases the purity of slurry.In addition, the present invention is by the way that slurry pipe 1 to be set as including main slurry pipe 11 and at least two
The form of a pair slurry pipe 12, so that the excessive and clogging filter screen 132 of impurity in some filter screen 132, so that slurry
Can not be successfully by when, can by the filter house 13 on the pair slurry pipe 12 remove be replaced or be cleaned.And at this point, due at least
The presence of two secondary slurry pipes 12 causes slurry that can circulate from other secondary slurry pipes 12, will not influence fertiliser granulates fertilizer
The production of material.Therefore, slurry filtering device provided by the invention can not only effectively filter out the impurity in slurry, can also protect
The lasting progress for demonstrate,proving production, improves the quality and speed of production of granulated fertilizer.
Preferably, the slurry pipe 1 includes main slurry pipe 11 and two secondary slurry pipes 12.Above-mentioned setting, which can guarantee, to be replaced
Or when cleaning the filter screen 132 in one of filter house 13, the production of granulated fertilizer will not be interrupted.
Preferably, three filter houses 13 are set on each secondary slurry pipe 12.Three filter houses 13 can carry out slurry
It filters three times, slurry purification can be made three times.
In the preferred embodiment for the present invention, the filter screen 132 is raised towards the feed inlet 133.Towards the charging
After the impurity that the filter screens 132 of 133 protrusion of mouth can make is deposited on filter screen 132, due to the effect of gravity, impurity can be from trend shell
The side wall of body 131 is mobile, to reduce the quantity and probability of the clogging filter screen 132 of impurity, further increases making for filter house 13
Use the service life.Preferably, the shape of the filter screen 132 is inverted " V " type, can be to two sidesways after impurity is deposited on filter screen 132
It is dynamic.
In the preferred embodiment for the present invention, the protruding end of the filter screen 132 is arc-shaped.Arc-shaped protruding end can subtract
Few certain slurry impact force improved so that the protruding end of filter screen 132 will not be destroyed by rush of water by the impact force of slurry easily
The service life of strainer 132.
In the preferred embodiment for the present invention, the filter screen 132 is equipped with multiple holes, and the aperture of described hole is 0.5-
3mm.Hole aperture setting with slurry chinese raw materials type and obtain slurry preparing craft it is related.Above-mentioned feelings
Condition will affect the size of impurity in slurry.And the aperture of hole should be less than the aperture of impurity, can just effectively filter out impurity.
Preferably, the aperture of described hole is 0.8-2mm.It is highly preferred that the aperture of described hole is 1.2-1.6mm.
Preferably, in an embodiment of the present invention, each secondary slurry pipe 12 is equipped with the first filter house 13, the second filter house
13 and third filter house 13, the first strainer is equipped in the first filter house 13, is equipped with the second strainer, third mistake in the second filter house 13
Third strainer is equipped in filter portion 13, and the aperture of the first strainer, the second strainer, third strainer Hole is sequentially reduced.It is above-mentioned to set
Achievable classified filtering is set, the effect of filtering is further improved.In other embodiments, each secondary slurry pipe 12 is equipped with two
The space of a filter house 13, the hole in strainer in two filter houses is sequentially reduced, and realizes classified filtering twice.
In the preferred embodiment for the present invention, the slurry filtering device further include control device and suggestion device (in figure not
Show), pressure sensor is additionally provided on the filter screen 132, the pressure sensor is for detecting on the filter screen 132
Pressure value, and the pressure value is sent to the control device, when the control device detects that the pressure value is greater than in advance
If when value, the control device will control the suggestion device and issue prompt tone.
Pressure sensor can be set on filter screen 132 in one embodiment of the invention, when there are impurity on filter screen 132
When, the pressure on filter screen 132 can change, and the pressure sensor can receive its change value of pressure.And its pressure is become
Change value is sent to control device.The pressure value received can be compared by control device with preset value, when the pressure that discovery receives
When force value is greater than preset value, i.e., the impurity on filter screen 132 is excessive, has reached the stage of the replacement or cleaning.It controls at this time
Device can control suggestion device and issue prompt tone or alarm tone, to remind operator to go to replace or clean filter screen 132.
In the preferred embodiment for the present invention, the cross-sectional area of the shell 131 is greater than the cross section of the secondary slurry pipe 12
Product.Since the cross-sectional area of shell 131 is greater than the cross-sectional area of the secondary slurry pipe 12, the area of filter screen 132 also can
Greater than the cross-sectional area of the secondary slurry pipe 12.When the hole of the clogging Partial filtration net 132 of impurity, remaining hole still can be with
Allow passing through for slurry, further increases the service life of filter screen 132, and 131 pairs of the biggish shell of cross-sectional area material
Slurry has certain buffer function, can avoid slurry and causes secondary 12 circulation path of slurry pipe when being filtered by filter screen 132
Blocking.
In the preferred embodiment for the present invention, the cross-sectional area of the cross-sectional area of the shell 131 and the secondary slurry pipe 12
Ratio be 1:(0.1-0.8).Preferably, the ratio of the cross-sectional area of the cross-sectional area of the shell 131 and the secondary slurry pipe 12
For 1:(0.2-0.7).It is highly preferred that the cross-sectional area of the shell 131 and the ratio of the cross-sectional area of the secondary slurry pipe 12 are
1:(0.4-0.6).
In the preferred embodiment for the present invention, it is respectively equipped on the secondary slurry pipe 12 at the both ends of each filter house 13
Valve 14.When removing filter house 13, the valve 14 on the secondary slurry pipe 12 at 13 both ends of filter house can be closed, it in this way can be effective
Ground prevents slurry from passing through wherein, the loss of slurry is avoided, but also filter house 13 is easier to be dismantled.
Referring to FIG. 2, a kind of slurry filtration method provided in an embodiment of the present invention, comprising:
Slurry filtering device is provided, the slurry filtering device includes slurry pipe 1, and the slurry pipe 1 is filled with the discharging
2 connections are set, the slurry pipe 1 includes main slurry pipe 11 and at least two secondary slurry pipes 12, described at least two secondary slurry pipes 12
Opposite end be connected with the main slurry pipe 11, each secondary slurry pipe 12 is equipped at least one filter house 13,
The filter house 13 includes shell 131 and the filter screen 132 radially in the shell 131, the shell 131 with it is described
Secondary slurry pipe 12 is flexibly connected, and the filter screen 132 will be separated into feed zone 135 and discharge zone 136, institute in the shell 131
The shell 131 for stating feed zone 135 is equipped with feed inlet 133, and the shell 131 of the discharge zone 136 is equipped with discharge port 134；
The slurry is passed through the slurry filtering device, when being deposited with impurity on the filter screen 132, by the mistake
Filter portion 13 is removed from the secondary slurry pipe 12, then replaces or clean the filter screen 132, then again by the filter house 13
In installation to the secondary slurry pipe 12.
A kind of slurry filtration method provided in an embodiment of the present invention is filled by using the slurry filtration of the embodiment of the present invention
It sets, can not only effectively filter out the impurity in slurry, it is also ensured that the lasting progress of production improves the quality of granulated fertilizer
And speed of production.
In the preferred embodiment for the present invention, pressure sensor, the slurry filtering device are additionally provided on the filter screen 132
It further include control device and suggestion device, the pressure sensor is used to detect the pressure value on the filter screen 132, and by institute
It states pressure value and is sent to the control device, when the control device detects that the pressure value is greater than preset value, the control
Device processed will control the suggestion device and issue prompt tone.
Content provided by embodiment of the present invention is described in detail above, herein to the principle of the present invention and reality
The mode of applying is expounded and illustrates, described above to be merely used to help understand method and its core concept of the invention；Meanwhile
For those of ordinary skill in the art, according to the thought of the present invention, has change in specific embodiments and applications
Become place, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (10)
1. a kind of slurry filtering device, which is characterized in that including slurry pipe, the slurry pipe is connect with the discharging device, institute
Stating slurry pipe includes main slurry pipe and at least two secondary slurry pipes, the opposite end of described at least two secondary slurry pipes with it is described
Main slurry pipe is connected, and each secondary slurry pipe is equipped at least one filter house, and the filter house includes shell and along diameter
To the filter screen being disposed in the housing, the shell is flexibly connected with the secondary slurry pipe, and the filter screen is by the shell
It is inside separated into feed zone and discharge zone, the shell of the feed zone is equipped with feed inlet, and the shell of the discharge zone is equipped with
Material mouth.
2. slurry filtering device as described in claim 1, which is characterized in that the filter screen is raised towards the feed inlet.
3. slurry filtering device as claimed in claim 2, which is characterized in that the protruding end of the filter screen is arc-shaped.
4. slurry filtering device as described in claim 1, which is characterized in that the filter screen is equipped with multiple holes, described
The aperture of hole is 0.5-3mm.
5. slurry filtering device as described in claim 1, which is characterized in that the slurry filtering device further includes control device
And suggestion device, pressure sensor is additionally provided on the filter screen, the pressure sensor is for detecting on the filter screen
Pressure value, and the pressure value is sent to the control device, when the control device detects that the pressure value is greater than in advance
If when value, the control device will control the suggestion device and issue prompt tone.
6. slurry filtering device as described in claim 1, which is characterized in that the cross-sectional area of the shell is greater than the secondary material
Starch the cross-sectional area of pipe.
7. slurry filtering device as claimed in claim 6, which is characterized in that the cross-sectional area of the shell and the secondary slurry
The ratio of the cross-sectional area of pipe is 1:(0.1-0.8).
8. slurry filtering device as described in claim 1, which is characterized in that the secondary material at the both ends of each filter house
Valve is respectively equipped on slurry pipe.
9. a kind of slurry filtration method characterized by comprising
Slurry filtering device is provided, the slurry filtering device includes slurry pipe, and the slurry pipe is connect with the discharging device,
The slurry pipe includes main slurry pipe and at least two secondary slurry pipes, and the opposite end of described at least two secondary slurry pipes is and institute
It states main slurry pipe to be connected, each secondary slurry pipe is equipped at least one filter house, and the filter house includes shell and edge
The filter screen being radially disposed in the housing, the shell are flexibly connected with the secondary slurry pipe, and the filter screen is by the shell
It is separated into feed zone and discharge zone in vivo, the shell of the feed zone is equipped with feed inlet, and the shell of the discharge zone is equipped with
Discharge port；
The slurry is passed through the slurry filtering device, when being deposited with impurity on the filter screen, by the filter house from
It is removed on the pair slurry pipe, then replaces or clean the filter screen, then the filter house is reinstalled into the secondary material
It starches on pipe.
10. slurry filtration method as claimed in claim 9, which is characterized in that it is additionally provided with pressure sensor on the filter screen,
The slurry filtering device further includes control device and suggestion device, and the pressure sensor is for detecting on the filter screen
Pressure value, and the pressure value is sent to the control device, when the control device detects that the pressure value is greater than in advance
If when value, the control device will control the suggestion device and issue prompt tone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095143.8A CN109731380A (en) | 2019-01-30 | 2019-01-30 | A kind of slurry filtering device, slurry filtration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095143.8A CN109731380A (en) | 2019-01-30 | 2019-01-30 | A kind of slurry filtering device, slurry filtration method |
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| Publication Number | Publication Date |
|---|---|
| CN109731380A true CN109731380A (en) | 2019-05-10 |
Family
ID=66366948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910095143.8A Pending CN109731380A (en) | 2019-01-30 | 2019-01-30 | A kind of slurry filtering device, slurry filtration method |
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Application publication date: 20190510 |