CN109569046A - A kind of automatic filtering system of ammonium nitrate solution - Google Patents
A kind of automatic filtering system of ammonium nitrate solution Download PDFInfo
- Publication number
- CN109569046A CN109569046A CN201811506510.0A CN201811506510A CN109569046A CN 109569046 A CN109569046 A CN 109569046A CN 201811506510 A CN201811506510 A CN 201811506510A CN 109569046 A CN109569046 A CN 109569046A
- Authority
- CN
- China
- Prior art keywords
- filter
- impurity
- ammonium nitrate
- nitrate solution
- filtering body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 68
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000012535 impurity Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 239000010865 sewage Substances 0.000 claims description 18
- 238000004065 wastewater treatment Methods 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 11
- 238000001727 in vivo Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 239000002360 explosive Substances 0.000 abstract description 12
- 239000000243 solution Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
This application discloses a kind of automatic filtering systems of ammonium nitrate solution, comprising: filter and blowdown apparatus；The filter interior setting filter plate and flusher, T shape pipe of the filter downside arrangement for exporting ammonium nitrate solution and inputting ejected wash water, the blowdown apparatus is for storing the impurity after the flushed filter plate of the flusher.The application realizes automatic cleaning to ammonium nitrate solution delivery of filtered, reduces or cancel site operation personnel, for explosive production line production process lack peopleization or it is unmanned strong guarantee is provided, improve the gentle intrinsic safety of Automated water of explosive production.
Description
Technical field
Ammonium nitrate solution this application involves technical field of industrial explosive production, in particular in a kind of commercial explosive production
Automatic filtering system.
Background technique
Commercial explosive is using ammonium nitrate as primary raw material, and content is more than 80%, and in explosive production, aqueous ammonium nitrate solution contains
The impurity such as packing material will cause production safety hidden danger, influence explosive product quality.
Currently, nitric acid solution all can in the front end of pumping in using commercial explosive production of the ammonium nitrate as raw material
There are one or more filters, to avoid blocking delivery pump or subsequent process pipeline.And the cleaning of this filter be all
What transportation system was accomplished manually after stopping, site operation personnel is not only increased in this way, but also reduces production efficiency.
Detailed catalogue filter screen is set on the tangible aqueous solution tank body of traditional filter type, which is fixed by pressing plate mode
In the overthe openings of tank body, feed inlet is arranged on pressing plate, realizes contaminant filter by filter screen.But also due to filter screen
It needs by manually dismounting, and is easy to happen obstruction in filter process, time and effort consuming, production efficiency is equally also very low.And
In use process, it is easy to produce crystallization, future causes poor filtration effect and increases the work of subsequent processing crystallization.
Summary of the invention
(1) technical problems to be solved
The application is used to solve the inefficient, low-quality in the filtering of ammonium nitrate solution in existing commercial explosive production process and consumption
When laborious problem.
(2) technical solution
In order to solve the above-mentioned technical problem, the application provides a kind of automatic filtering system of ammonium nitrate solution.
According to the one aspect of the application, provide a kind of automatic filtering system of ammonium nitrate solution, comprising: filter and
Blowdown apparatus；The filter interior setting filter plate and flusher, filter downside arrangement is for exporting ammonium nitrate
The T shape pipe of solution and input ejected wash water, the blowdown apparatus is for storing the impurity after the flushed filter plate of the flusher.
Wherein, the filter includes filtering body, filter plate is arranged inside the filtering body, the filter plate is in institute
It states in filtering body and filtering body is divided into two parts.
Wherein, the filter plate extends to the lower right corner of filtering body from the upper left corner of filtering body；Alternatively, the filtering
Plate extends to the lower left corner of filtering body from the upper right corner of filtering body；The filter plate is parallel to the top surface arrangement of filtering body
In center.
Wherein, after two parts of the filtering body are respectively arranged the filter inlet with unidirectionally controlled function and filtering
Ammonium nitrate solution outlet, which is connected to T shape pipe.
Wherein, the flusher is arranged in a part identical with the filter inlet in the filtering body, institute
Stating flusher includes one or more steam jet and corresponding motor-driven valve, and the steam jet is communicated to filtering body
It is interior, against filter plate.
Wherein, the T shape pipe include three passways, namely for connection ejected wash water, conveying ammonium nitrate solution and
Filtered ammonium nitrate solution.
Wherein, the blowdown apparatus includes filter sewage draining exit and impurity storage device, and the arrangement of sewage discharge outlets is filtering
A part identical with filter inlet in ontology, impurity storage device are communicated to filter sewage draining exit by pipeline.
Wherein, motor-driven valve is arranged in the upper end of the filter sewage draining exit, for driving the filter sewage draining exit to extract blowdown
Water.
Wherein, the impurity storage device includes waste water treatment box, impurity dredger and vertical cylinder；Wherein, impurity dredger
It is arranged in the bottom of waste water treatment box, is slided up and down by vertical cylinder realization.
Wherein, the impurity storage device further includes horizontal air cylinder, impurity collecting tank and impurity cleaning brush；Impurity cleaning brush
Positioned at the top side of waste water treatment box, the impurity of impurity dredger is cleaned by horizontal air cylinder driving into impurity collecting tank.
(3) beneficial effect
Ammonium nitrate solution preparation section is carried out critical-path analysis by the application, is realized to the automatic of ammonium nitrate solution delivery of filtered
Cleaning, reduce or cancel site operation personnel, for explosive production line production process lack peopleization or it is unmanned strong guarantee is provided,
Improve the gentle intrinsic safety of Automated water of explosive production.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to the automatic filtering system of the embodiment of the present application；
Fig. 2 is the flow diagram according to the automatic fitration method of the embodiment of the present application.
As shown in the figure: 1 is the filter inlet with unidirectionally controlled function, and 2 and 8 be steam or hot compressed air, 3 Hes
9 be hot gas motor-driven valve, and 4 and 10 be hot gas nozzle, and 5 be filter plate, and 6 filter sewage draining exits, 7 be blowdown motor-driven valve, and 11 are
Ejected wash water, 12 be filter outlet electric T-shaped valve (T-type), 13 be conveying ammonium nitrate solution, 14 be flushing sewerage, 15
It is waste water treatment box for horizontal air cylinder, 16,17 be impurity collecting tank, and 18 impurity cleaning brushes, 19 be impurity dredger, and 20 be vertical gas
Cylinder.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the application is described in further detail.Following instance
For illustrating the application, but it is not limited to scope of the present application.
In one embodiment of the application, a kind of automatic mistake of ammonium nitrate solution for during explosive production is provided
Filter system, the filtration system further realize self by auto-flushing mode.Wherein, as shown in Figure 1, the system packet
Include: filter plate 5 and flusher is arranged in filter and blowdown apparatus, the filter interior, and arrangement is for defeated on the downside of the filter
The T shape pipe of ammonium nitrate solution and input ejected wash water 11 out, the blowdown apparatus is for miscellaneous after storing the flushed filter plate of flusher
Matter.
In one embodiment, filter includes filtering body, arranges filter plate 5 inside filtering body.Implement at one
In example, filter plate 5 is detailed catalogue filter screen, and filtering body is divided into two parts in filtering body, wherein first part is for holding
Receive unfiltered receiving ammonium nitrate solution, second part is for receiving filtered ammonium nitrate solution.
In one embodiment, filter plate 5 extends to the lower right corner or the mistake of filtering body from the upper left corner of filtering body
Filter plate 5 extends to the lower left corner of filtering body from the upper right corner of filtering body.In another embodiment, filter plate 5 is parallel to
The top surface of filtering body is arranged in center, and filtering body is divided into two parts up and down.
In one embodiment, two parts of filtering body are respectively arranged the filter inlet 1 with unidirectionally controlled function
It is exported with filtered ammonium nitrate solution, which is connected to T shape pipe.
In one embodiment, flusher is arranged in a part identical with filter inlet 1 in filtering body, rinses
Device includes one or more steam jet 4 (or 10) and corresponding motor-driven valve 3 (or 9), and steam jet 4 is communicated to filtering originally
In vivo, against filter plate 5.Wherein, steam or hot compressed air 2 (or 8) are by steam jet 4 (or 10) come washing and filtering
Plate 5.
It in one embodiment, can when filter plate 5 extends to the lower right corner of filtering body from the upper left corner of filtering body
To arrange two steam jets, one of steam jet is located at filtering body top surface, the downward face filter plate of jet expansion,
In steam jet be located at and filter local right side, jet expansion face filter plate to the left.
In one embodiment, T shape pipe includes three passways, namely for connection ejected wash water 11, the nitric acid of conveying
Ammonium salt solution 13 and the outlet of filtered ammonium nitrate solution.Wherein, filter outlet electric T-shaped valve 12 is arranged in T shape pipe, is used for
Alternate communication ejected wash water 11, the ammonium nitrate solution 13 conveyed.
In one embodiment, blowdown apparatus includes filter sewage draining exit 6 and impurity storage device, wherein arrangement of sewage discharge outlets
A part identical with filter inlet 1, impurity storage device are communicated to filter sewage draining exit by pipeline in filtering body
6。
In one embodiment, motor-driven valve 7 is arranged in the upper end of filter sewage draining exit 6, is used to open filter sewage draining exit 6,
Extract sewerage 14.
In one embodiment, impurity storage device include waste water treatment box 16, horizontal air cylinder 15, impurity collecting tank 17,
Impurity dredger 19, impurity cleaning brush 18 and vertical cylinder 20.Wherein, impurity dredger 19 is arranged in the bottom of waste water treatment box 16,
It is slided up and down by the realization of vertical cylinder 20.Impurity cleaning brush 18 is located at the top side of waste water treatment box 16, passes through horizontal gas
Cylinder 15 drives to clean impurity dredger 19 into impurity collecting tank 17.
Generally speaking, in one embodiment, as shown in Fig. 2, the ammonium nitrate solution of water phase conservation tank is unidirectional via having
The filter inlet 1 of function passes through the filter plate 5 of filter interior.After obtaining filtering, ammonium nitrate solution is from filter outlet stream
Straight-through outlet outflow through triple valve 12, into nitric acid conveyance conduit.
In one embodiment, after filtering a period of time, in filter interior, can accumulate some impurity on filter plate or
It is located at the first part of filter inlet 1 in person's filter plate, needs to carry out reverse cleaning.At this point, automatic rotating filter outlet
Triple valve 12 filter and 11 connection of ejected wash water are closed straight-through outlet.Meanwhile opening control steam jet (4 or 10)
Motor-driven valve (3 or 9), from filter inlet side, the filter plate 5 to filter is purged and is heated respectively, in order to filter
Impurity treatment on plate 5 is clean.
In one embodiment, after flushed, the motor-driven valve 7 of the sewage draining exit 6 of filter is opened, by sewerage 14 send to
In waste water treatment box 16, the bottom in waste water treatment box is equipped with impurity dredger 19, and upper downslide is realized by vertical cylinder 20
It is dynamic, it will periodically handle inside impurity and pick up.When impurity dredger 19 is raised to more slightly higher than waste water treatment box, dragged by horizontal air cylinder 15
Impurity cleaning brush 18 completes the cleaning of impurity, and impurity is pushed into impurity collecting tank 17, and the surplus solution in waste water treatment box can
To consider to recycle.
Electronic equipment embodiment described above is only schematical, wherein unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
Finally, the present processes are only preferable embodiment, it is not intended to limit the protection scope of the application.It is all
Within spirit herein and principle, any modification, equivalent replacement, improvement and so on should be included in the protection of the application
Within the scope of.
Claims (10)
1. a kind of automatic filtering system of ammonium nitrate solution characterized by comprising filter and blowdown apparatus；
Filter interior setting filter plate and flusher, on the downside of the filter arrangement for export ammonium nitrate solution and
The T shape pipe of ejected wash water is inputted, the blowdown apparatus is for storing the impurity after the flushed filter plate of the flusher.
2. automatic filtering system according to claim 1, which is characterized in that the filter includes filtering body, described
Arrange that filtering body is divided into two parts in the filtering body by filter plate, the filter plate inside filtering body.
3. automatic filtering system according to claim 1, which is characterized in that the filter plate is from the upper left corner of filtering body
Extend to the lower right corner of filtering body；Alternatively, the filter plate extends to the lower-left of filtering body from the upper right corner of filtering body
Angle；The top surface that the filter plate is parallel to filtering body is arranged in center.
4. automatic filtering system according to claim 2, which is characterized in that two parts of the filtering body are respectively arranged
Filter inlet and the outlet of filtered ammonium nitrate solution with unidirectionally controlled function, which is connected to T shape pipe.
5. automatic filtering system according to claim 4, which is characterized in that the flusher is arranged in the filtering originally
A part identical with the filter inlet in vivo, the flusher include one or more steam jet and corresponding
Motor-driven valve, the steam jet are communicated in filtering body, against filter plate.
6. automatic filtering system according to claim 4, which is characterized in that the T shape pipe includes three passways, respectively
It is the ammonium nitrate solution and filtered ammonium nitrate solution for connecting ejected wash water, conveying.
7. automatic filtering system according to claim 1, which is characterized in that the blowdown apparatus includes filter sewage draining exit
With impurity storage device, arrangement of sewage discharge outlets a part identical with filter inlet in filtering body, impurity storage dress
It sets and filter sewage draining exit is communicated to by pipeline.
8. automatic filtering system according to claim 7, which is characterized in that electricity is arranged in the upper end of the filter sewage draining exit
Dynamic valve, for driving the filter sewage draining exit to extract sewerage.
9. automatic filtering system according to claim 1, which is characterized in that the impurity storage device includes sewage treatment
Case, impurity dredger and vertical cylinder；Wherein, impurity dredger is arranged in the bottom of waste water treatment box, is realized by vertical cylinder
Lower slider.
10. automatic filtering system according to claim 9, which is characterized in that the impurity storage device further includes level
Cylinder, impurity collecting tank and impurity cleaning brush；Impurity cleaning brush is located at the top side of waste water treatment box, is driven by horizontal air cylinder
It moves to clean the impurity of impurity dredger into impurity collecting tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811506510.0A CN109569046A (en) | 2018-12-10 | 2018-12-10 | A kind of automatic filtering system of ammonium nitrate solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811506510.0A CN109569046A (en) | 2018-12-10 | 2018-12-10 | A kind of automatic filtering system of ammonium nitrate solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109569046A true CN109569046A (en) | 2019-04-05 |
Family
ID=65929518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811506510.0A Pending CN109569046A (en) | 2018-12-10 | 2018-12-10 | A kind of automatic filtering system of ammonium nitrate solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109569046A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110127952A (en) * | 2019-06-03 | 2019-08-16 | 东莞市颐和园林建设工程有限公司 | A kind of municipal wastewater processing unit and method |
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