CN209417042U - Coal fluorine element migrates detection device - Google Patents
Coal fluorine element migrates detection device Download PDFInfo
- Publication number
- CN209417042U CN209417042U CN201822060208.9U CN201822060208U CN209417042U CN 209417042 U CN209417042 U CN 209417042U CN 201822060208 U CN201822060208 U CN 201822060208U CN 209417042 U CN209417042 U CN 209417042U
- Authority
- CN
- China
- Prior art keywords
- leaching
- detection device
- fluorine element
- column
- hole
- 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.)
- Active
Links
- 239000003245 coal Substances 0.000 title claims abstract description 45
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 34
- 239000011737 fluorine Substances 0.000 title claims abstract description 34
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000002386 leaching Methods 0.000 claims abstract description 148
- 239000000706 filtrate Substances 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims abstract description 19
- 230000005520 electrodynamics Effects 0.000 claims description 25
- 230000002572 peristaltic effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 80
- 239000002253 acid Substances 0.000 description 12
- 238000013508 migration Methods 0.000 description 9
- 230000005012 migration Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 6
- 239000007853 buffer solution Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007774 longterm Effects 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
The utility model discloses a kind of coal fluorine elements to migrate detection device, including multiple way union, sprinkler head, liquid collecting bucket, multi-path motor-driven valve, PH meter, controller, multiple leaching solution tanks, multiple Filtrate solutions slots and the leaching column of multiple successively head and the tail connections from top to bottom, wherein: the input terminal of multiple way union is connected to multiple leaching solution tanks, and the output end of multiple way union is connected to the leaching column of the top in multiple leaching columns；The top of the leaching column of the top is arranged in sprinkler head, and multiple spray holes are provided on sprinkler head；The bottom of the lowermost leaching column in multiple leaching columns is arranged in liquid collecting bucket, and is connected to multi-path motor-driven valve；Multiple Filtrate solutions slots are connected to multi-path motor-driven valve respectively；PH meter is inserted into liquid collecting bucket, and is communicated to connect with controller；Multi-path motor-driven valve and controller communicate to connect.Implement the utility model, device good airproof performance is reusable, it can be achieved that automatic addition leaching solution, improves the reliability of data.
Description
Technical field
The utility model relates to colliery engineering fields more particularly to a kind of coal fluorine element to migrate detection device.
Background technique
The Transport of fluorine element lowers fluorine element to environment to Reasonable Utilizing Its Coal Resources in Study on Coal or gangue
Pollution has great importance.Currently, existing coal fluorine element detection method is mainly using temporarily by leaching pipeline, glass appearance
The independent vessel of the dispersion such as device, filter, which gather together, is built into leaching device, and the leaching device built is utilized to complete leaching
Process.Existing detection device has following defects that (1) operating process is cumbersome, and the test period is not fixed；(2) leaching pipeline, glass
Glass container tightness is bad, is easy to be affected by the external environment；(3) randomness is larger when glass container draw ratio selects, and is easy to produce
Raw wall effect, leachate are unevenly distributed；(4) leachate addition speed is uneven, can not achieve long-time stable addition；
(5) lack leachate add automatically, the function of auto-flushing, manual operation process is responsible for, takes a long time；(6) test specification
It is bad, cause test repeatability poor, test data contingency is big, reduces the reliability and science of data.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of coal fluorine element migration detection dress
It sets.
The technical solution of the utility model provides a kind of coal fluorine element migration detection device, including multiple way union, spray
Spill head, liquid collecting bucket, multi-path motor-driven valve, pH meter, controller, multiple leaching solution tanks, multiple Filtrate solutions slots and it is multiple according to
The leaching column of the secondary connection of head and the tail from top to bottom, in which:
The input terminal of the multiple way union is connected to multiple leaching solution tanks, the output end of the multiple way union
It is connected to the leaching column of the top in multiple leaching columns；
The top of the leaching column of described the top is arranged in the sprinkler head, is provided with multiple sprays on the sprinkler head
Spill hole；
The liquid collecting bucket is arranged in the bottom of leaching column described in the lowermost in multiple leaching columns, and with it is described more
The connection of access motor-driven valve；
Multiple Filtrate solutions slots are connected to the multi-path motor-driven valve respectively；
The pH meter is inserted into the liquid collecting bucket, and is communicated to connect with the controller；
The multi-path motor-driven valve and the controller communicate to connect.
It further, further include electrodynamic pump, one end of the electrodynamic pump is connected to the leaching solution tank, the electrodynamic pump
The other end be connected to the multiple way union, and the electrodynamic pump and the controller communicate to connect.
Further, the electrodynamic pump is peristaltic pump.
Further, the bottom of the leaching column is provided with sprinkling disk, is provided with multiple first through hole on the sprinkling disk,
Mesh tray is additionally provided in the leaching column, the mesh tray is covered on above the sprinkling disk, is provided in the mesh tray
Multiple second through-holes.
Further, center-pole is additionally provided in the leaching column, the center-pole is arranged in the mesh tray towards institute
The middle part of the side of sprinkling disk is stated, and the center-pole is perpendicular to the mesh tray.
Further, the first through hole and second through-hole are along the axially extending of the leaching column.
Further, the first through hole and second through-hole correspond.
Further, the quantity of the spray hole and the first through hole is 6-20, the spray hole and described first
The diameter of through-hole is 1 millimeter -3 millimeters.
Further, the diameter of second through-hole is 0.1 millimeter -1 millimeter, and the pitch of holes of multiple second through-holes is
1 millimeter -5 millimeters.
Further, external screw thread is provided at the top of the leaching column, the bottom of the leaching column is provided with internal screw thread, more
A leaching column is connected by the external screw thread with the internal screw thread.
After adopting the above technical scheme, having the following beneficial effects: the coal spray by leaching solution tank into leaching column
Enter leaching solution, the pH value of the filtrate in liquid collecting bucket is then detected by pH meter, controller is electronic according to pH value control multi-path
Valve is turned on or off, and Filtrate solutions slot is made to collect the filtrate of different pH value respectively, by the content of the fluorine element in filtrate,
To detect the migration situation of the fluorine element in coal, addition leaching solution automatically, leaching solution are realized long-term and stably
It is evenly distributed, it is reusable, the reliability of data is improved, easy to operate, the test period is fixed, device good airproof performance, from
External environment influences.
Detailed description of the invention
Referring to attached drawing, the disclosure of the utility model will be easier to understand.It is understood that these attached drawings are used only for
The purpose of explanation, and be not intended to and the protection scope of the utility model is construed as limiting.In figure:
Fig. 1 is a kind of structural schematic diagram for coal fluorine element migration detection device that an embodiment of the present invention provides；
Fig. 2 is the structural schematic diagram of sprinkler head shown in FIG. 1；
Fig. 3 is the sectional view of leaching column shown in FIG. 1；
Fig. 4 is the structural schematic diagram of sprinkling disk shown in FIG. 1.
The appended drawing reference table of comparisons:
11- multiple way union；12- sprinkler head；121- spray hole；
13- liquid collecting bucket；14- multi-path motor-driven valve；15-pH meter；
16- controller；17- leaching solution tank；18- Filtrate solutions slot；
19- leaching column；191- sprays disk；1911- first through hole；
192- mesh tray；193- center-pole；194- external screw thread；
195- internal screw thread；20- electrodynamic pump.
Specific embodiment
Further illustrate specific embodiment of the present utility model with reference to the accompanying drawing.
It is readily appreciated that, technical solution according to the present utility model, in the case where not changing the utility model in essence spirit, this field
The various structures mode that can be replaced mutually of those skilled in the art and implementation.Therefore, following specific embodiments and
Attached drawing is only the exemplary illustration to the technical solution of the utility model, and is not to be construed as the whole of the utility model or is considered as
Utility model technical solution is defined or limited.
It mentions in the present specification or up, down, left, right, before and after, front, the back side, top, the bottom that may mention etc.
Positional terms are defined relative to each construction shown in the drawings, they are opposite concepts, and it is therefore possible to can root
Correspondingly changed according to different location locating for it, different use states.So also should not be by these or others side
Position term is construed to restricted term.
As Figure 1-Figure 4, Fig. 1 is a kind of coal fluorine element migration detection device that an embodiment of the present invention provides
Structural schematic diagram, Fig. 2 is the structural schematic diagram of sprinkler head shown in FIG. 1, and Fig. 3 is the sectional view of leaching column shown in FIG. 1, figure
4 be the structural schematic diagram of sprinkling disk shown in FIG. 1, and coal fluorine element migration detection device includes multiple way union 11, sprinkling
First 12, liquid collecting bucket 13, multi-path motor-driven valve 14, pH meter 15, controller 16, multiple leaching solution tanks 17, multiple Filtrate solutions slots
18 and it is multiple successively from top to bottom head and the tail connection leaching column 19, in which:
The input terminal of the multiple way union 11 is connected to multiple leaching solution tanks 17, the multiple way union 11
Output end is connected to the leaching column 19 of the top in multiple leaching columns 19；
The top of the leaching column 19 of described the top is arranged in the sprinkler head 12, is provided on the sprinkler head 12
Multiple spray holes 121；
The bottom of leaching column 19 described in the lowermost in multiple leaching columns 19 is arranged in the liquid collecting bucket 13, and
It is connected to the multi-path motor-driven valve 14；
Multiple Filtrate solutions slots 18 are connected to the multi-path motor-driven valve 14 respectively；
The pH meter 15 is inserted into the liquid collecting bucket 13, and is communicated to connect with the controller 16；
The multi-path motor-driven valve 14 is communicated to connect with the controller 16.
Top and bottom involved in the present embodiment are according to for ground, and one end far from ground is top, closely
The one end in face is bottom.
Leaching solution tank 17 is used to put leaching solution, such as neutrality, faintly acid, alkalescent, highly acid, highly basic solution,
Preferably, the quantity of leaching solution tank 17 is at least three.
For the leaching solution in leaching solution tank 17 to be transported in sprinkler head 12, multi-pass pipe connects multiple way union 11
First 11 number of passages is corresponding with the quantity of leaching solution tank 17, as leaching solution tank 17 be three when, multiple way union 11
For four-way union, the input terminal of multiple way union 11 passes through a pipeline respectively and is connected to leaching solution tank 17, and multi-pass pipe connects
First 11 output end is connected to sprinkler head 12.
Multi-path motor-driven valve 14 is for the filtrate in leaching column 19 to be delivered in corresponding Filtrate solutions slot 18, multi-path
The number of passages of motor-driven valve 14 is consistent with the quantity of Filtrate solutions slot 18, as Filtrate solutions slot 18 be four when, multi-path is electronic
Valve 14 is four access motor-driven valves, and each access is connected to by a pipeline with Filtrate solutions slot 18.
PH meter 15 is used to detect the pH value of the filtrate in liquid collecting bucket 13.
The unlatching of the access of the pH value control multi-path motor-driven valve 14 for the filtrate that controller 16 is used to be detected according to pH meter 15
Or close, such as when pH meter 15 detects that the pH value of the filtrate in liquid collecting bucket 13 is acidic value, control multi-path motor-driven valve 14
It is connected to acid filtrate solution tank 18, controller 16 can be industrial computer.
For putting coal or gangue, multiple 19 head and the tail of leaching column are sequentially communicated leaching column 19, make leaching solution with
By the coal of leaching, perhaps gangue is come into full contact with so that the fluorine element in coal or gangue has time enough dissolution.
Leaching column 19 is tubular, it is preferable that the quantity of leaching column 19 is 2-10, and the diameter of leaching column 19 is 20 millimeters -100 millimeters,
Length is 50 millimeters -150 millimeters, and number, diameter and the length of leaching column 19 can be set according to the granularity of coal or gangue, coal
The granularity of charcoal or gangue is bigger, and the number of leaching column is more, and diameter is bigger, and length is longer.
Coal fluorine element provided by the utility model migrates detection device, passes through coal of the leaching solution tank into leaching column
Leaching solution is sprayed into, the pH value of the filtrate in liquid collecting bucket is then detected by pH meter, controller controls multi-path electricity according to pH value
Being turned on or off for dynamic valve, makes Filtrate solutions slot collect the filtrate of different pH value respectively, passes through containing for the fluorine element in filtrate
Amount realizes that addition leaching solution, leaching are molten automatically long-term and stably to detect the migration situation of the fluorine element in coal
Liquid is evenly distributed, reusable, improves the reliability of data, and easy to operate, the test period is fixed, and device good airproof performance is exempted from
It is affected by the external environment.
Optionally, for the ease of the leaching solution in leaching solution tank 17 to be delivered in multiple way union 11, further include
Electrodynamic pump 20, one end of the electrodynamic pump 20 are connected to the leaching solution tank 17, the other end of the electrodynamic pump 20 with it is described
Multiple way union 11 is connected to, and the electrodynamic pump 20 and the controller 16 communicate to connect.
Each leaching solution tank 17 is connected to by an electrodynamic pump 20 with multiple way union 11, and electrodynamic pump 20 is according to control
The signal instruction of device 16 is turned on or off, such as when needing acid leaching solution to carry out leaching, the control of controller 16 with
The unlatching of electrodynamic pump 20 that the leaching solution tank 17 of acid leaching solution is connected to is put, by the acid leaching in leaching solution tank 17
Solution is delivered in multiple way union 11.
Optionally, in order to preferably adjust the flow of leaching solution, the electrodynamic pump 20 is peristaltic pump.
Optionally, the bottom of the leaching column 19 is provided with sprinkling disk 191, and multiple the are provided on the sprinkling disk 191
One through-hole 1911 is additionally provided with mesh tray 192 in the leaching column 19, and the mesh tray 192 is covered on the sprinkling disk 191
It is square, multiple second through-holes are provided in the mesh tray 192.
The leaching solution that sprinkling disk 191 is used to permeate in leaching column 19.
Mesh tray 192 is used to support coal or gangue in leaching column 19, at the same play the role of it is permeable, by top
Leaching solution in leaching column 19 penetrates into the leaching column 19 of bottom.
Optionally, in order to be uniformly distributed leaching solution, be additionally provided with center-pole 193 in the leaching column 19, it is described in
Core bar 193 be arranged in the mesh tray 192 towards it is described sprinkling disk 191 side middle part, and the center-pole 193 perpendicular to
The mesh tray 192.
Preferably, the diameter of center-pole 193 is 2 millimeters -8 millimeters, and the diameter of center-pole 193 is according to coal or gangue
Granularity setting, the granularity of coal or gangue is smaller, and the diameter of center-pole 193 is smaller.
Optionally, in order to reduce leaching solution resistance suffered on sprinkling disk 191 and mesh tray 192, it is molten to improve leaching
Liquid by speed, to improve detection efficiency, the first through hole 1911 and second through-hole are along the leaching column 19
It is axially extending.
Optionally, in order to make the more uniform distribution in leaching column 19 of leaching solution, the first through hole 1911 with it is described
Second through-hole corresponds.
Optionally, in order to enable leaching solution to be uniformly distributed, the number of the spray hole 121 and the first through hole 1911
Amount is 6-20, and the diameter of the spray hole 121 and the first through hole 1911 is 1 millimeter -3 millimeters.
Preferably, the quantity of spray hole 121 and first through hole 1911 is 12,12 spray holes 121 and first through hole
1911 are uniformly looped around respectively on the central axis of sprinkler head 12 and sprinkling disk 191.The number of spray hole 121 and first through hole 1911
Amount and aperture can be according to the viscosity of leaching solution and the flow sets of leaching solution, and leaching solution viscosity is bigger, 121 He of spray hole
The aperture of first through hole 1911 is bigger, and flow is bigger, and the quantity of spray hole 121 and first through hole 1911 is more.
Optionally, in order to enable leaching solution to be uniformly distributed, the diameter of second through-hole is 0.1 millimeter -1 millimeter,
The pitch of holes of multiple second through-holes is 1 millimeter -5 millimeters.
The diameter and pitch of holes of second through-hole can be according to the granularity setting coal or gangue of coal perhaps gangue
Granularity is smaller, and the diameter and pitch of holes of the second through-hole are smaller, and coal or gangue is avoided to enter leachate through the second through-hole
In.
Optionally, for the ease of the multiple leaching columns 19 of Fast Installation, the top of the leaching column 19 is provided with external screw thread
194, the bottom of the leaching column 19 is provided with internal screw thread 195, and multiple leaching columns 19 pass through the external screw thread 194 and described
Internal screw thread 195 connects.
The working principle of the coal fluorine element detection device of the utility model is illustrated below, specific as follows:
Firstly, by coal, perhaps gangue is put into the height of coal or gangue in leaching column 19 and does not exceed leaching
The height of center-pole 193 in filter column 19.Then, multiple leaching columns 19 are connected together by internal and external threads, and successively connected
It is molten to connect leaching solution tank 17, electrodynamic pump 20, multiple way union 11, leaching column 19, liquid collecting bucket 13, multi-path motor-driven valve 14, filtrate
Probe on pH meter 15 is inserted into liquid collecting bucket 13 by liquid bath 18.By electrodynamic pump 20, multi-path motor-driven valve 14, pH meter 15 and control
Device 16 processed is connected, and each of working time of electrodynamic pump, operation range and multi-path motor-driven valve 14 is set on controller 16
The access opening time.Under normal circumstances, controller 16 first controls molten with the leaching equipped with neutral leaching solution (such as deionized water)
The electrodynamic pump 20 that liquid bath 17 is connected to is opened, and neutral leaching solution is added in leaching column 19, and multi-path motor-driven valve 14 is opened at this time
Neutral solution receiving channel, the filtrate after leaching enter in neutral filtrate solution tank 18.Certain time or neutral leaching solution are used
After complete, the electrodynamic pump 20 that controller 16 controls neutral leaching solution is closed, control and the leaching solution equipped with acid leaching solution
The electrodynamic pump 20 that slot 17 is connected to is opened, and acid leaching solution is added into leaching column 19, multi-path motor-driven valve 14 opens acid at this time
Property solution receiving channel, the filtrate after leaching enter in acid filtrate solution tank 18.Certain time or acid leaching solution are finished
Afterwards, the electrodynamic pump 20 for controlling acid leaching solution is closed, and control is connected to electronic with the leaching solution tank 17 equipped with buffer solution
Pump 20 is opened, and multi-path motor-driven valve 14 opens buffer solution receiving channel at this time, and the filtrate after leaching enters buffering Filtrate solutions
In slot 18.After pH meter 15 detects that the pH value of buffer solution reaches sets requirement, controller 16 controls the electronic of buffer solution
Pump 20 is closed, according to setting program, a kind of leaching solution under addition, by the content of the fluorine element in filtrate, so as to examine
Measure the migration situation of the fluorine element in coal.
In conclusion coal fluorine element provided by the utility model migrates detection device, by leaching solution tank to leaching
Coal in column sprays into leaching solution, the pH value of the filtrate in liquid collecting bucket is then detected by pH meter, controller is according to pH value control
Multi-path motor-driven valve processed is turned on or off, and so that Filtrate solutions slot is collected the filtrate of different pH value respectively, by filtrate
The content of fluorine element realizes long-term and stably addition leaching automatically to detect the migration situation of the fluorine element in coal
Solution, leaching solution is evenly distributed, reusable, improves the reliability of data, easy to operate, the test period is fixed, device
Good airproof performance exempts to be affected by the external environment.
Above-described is only the principles of the present invention and preferred embodiment.It should be pointed out that for the general of this field
For logical technical staff, on the basis of the utility model principle, several other modifications can also be made, also should be regarded as practical
Novel protection scope.
Claims (10)
1. a kind of coal fluorine element migrates detection device, which is characterized in that including multiple way union, sprinkler head, liquid collecting bucket, multi-pass
Road motor-driven valve, pH meter, controller, multiple leaching solution tanks, multiple Filtrate solutions slots and multiple successively connect from beginning to end from top to bottom
Logical leaching column, in which:
The input terminal of the multiple way union is connected to multiple leaching solution tanks, the output end of the multiple way union and more
The leaching column of the top in a leaching column is connected to；
The top of the leaching column of described the top is arranged in the sprinkler head, is provided with multiple sprinklings on the sprinkler head
Hole；
The liquid collecting bucket is arranged in the bottom of leaching column described in the lowermost in multiple leaching columns, and with the multi-path
Motor-driven valve connection；
Multiple Filtrate solutions slots are connected to the multi-path motor-driven valve respectively；
The pH meter is inserted into the liquid collecting bucket, and is communicated to connect with the controller；
The multi-path motor-driven valve and the controller communicate to connect.
2. coal fluorine element as described in claim 1 migrates detection device, which is characterized in that it further include electrodynamic pump, the electricity
One end of dynamic pump is connected to the leaching solution tank, and the other end of the electrodynamic pump is connected to the multiple way union, and described
Electrodynamic pump and the controller communicate to connect.
3. coal fluorine element as claimed in claim 2 migrates detection device, which is characterized in that the electrodynamic pump is peristaltic pump.
4. coal fluorine element as claimed in claim 1 or 2 migrates detection device, which is characterized in that the bottom of the leaching column
It is provided with sprinkling disk, multiple first through hole is provided on the sprinkling disk, mesh tray, the net is additionally provided in the leaching column
Porose disc is covered on above the sprinkling disk, is provided with multiple second through-holes in the mesh tray.
5. coal fluorine element as claimed in claim 4 migrates detection device, which is characterized in that be additionally provided in the leaching column
Center-pole, the middle part of side of the mesh tray towards the sprinkling disk is arranged in the center-pole, and the center-pole is vertical
In the mesh tray.
6. coal fluorine element as claimed in claim 5 migrates detection device, which is characterized in that the first through hole and described the
Two through-holes are along the axially extending of the leaching column.
7. coal fluorine element as claimed in claim 6 migrates detection device, which is characterized in that the first through hole and described the
Two through-holes correspond.
8. coal fluorine element as claimed in claim 7 migrates detection device, which is characterized in that the spray hole and described first
The quantity of through-hole is 6-20, and the diameter of the spray hole and the first through hole is 1 millimeter -3 millimeters.
9. coal fluorine element as claimed in claim 8 migrates detection device, which is characterized in that the diameter of second through-hole is
0.1 millimeter -1 millimeter, the pitch of holes of multiple second through-holes is 1 millimeter -5 millimeters.
10. coal fluorine element as described in claim 1 migrates detection device, which is characterized in that the top of the leaching column is arranged
There is external screw thread, the bottom of the leaching column is provided with internal screw thread, and multiple leaching columns pass through the external screw thread and the interior spiral shell
Line connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822060208.9U CN209417042U (en) | 2018-12-07 | 2018-12-07 | Coal fluorine element migrates detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822060208.9U CN209417042U (en) | 2018-12-07 | 2018-12-07 | Coal fluorine element migrates detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209417042U true CN209417042U (en) | 2019-09-20 |
Family
ID=67937009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822060208.9U Active CN209417042U (en) | 2018-12-07 | 2018-12-07 | Coal fluorine element migrates detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209417042U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541170A (en) * | 2018-12-07 | 2019-03-29 | 中国神华能源股份有限公司 | Coal fluorine element migrates detection device |
-
2018
- 2018-12-07 CN CN201822060208.9U patent/CN209417042U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541170A (en) * | 2018-12-07 | 2019-03-29 | 中国神华能源股份有限公司 | Coal fluorine element migrates detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109541170A (en) | Coal fluorine element migrates detection device | |
| CN209417042U (en) | Coal fluorine element migrates detection device | |
| CN204738800U (en) | Automatic control system that simulation polymer solution pours into into in turn | |
| CN205562537U (en) | Simple and easy rainfall devices of different rainfall modes simulates | |
| CN214184324U (en) | Cleaning system for automatic sample adding system | |
| CN204443477U (en) | A kind of stereo drop-irrigation of control automatically device | |
| CN207862331U (en) | A kind of culture solution quantifies continuous injecting | |
| CN205580994U (en) | Atomic fluorescence spectrometer sampling device | |
| CN204811332U (en) | Highly reliable device of driping irrigation of hillside fields step | |
| CN210303499U (en) | Water and fertilizer mixing device for irrigation | |
| CN205898769U (en) | Multi -functional test bench of metalling run out | |
| CN106053739A (en) | Multifunctional water-running test stand | |
| CN209215072U (en) | Dilution device for water analysis | |
| CN205958588U (en) | Automatic flow path system of analysis appearance | |
| CN203721111U (en) | Automatic data acquisition device for measurement of evaporation and rainfall | |
| CN206132462U (en) | A preceding processing apparatus for water on -line monitoring | |
| CN209383590U (en) | The adsorbent equipment of uranium in a kind of aqueous solution | |
| CN207051252U (en) | A kind of mobile phase evenly mixing device of Pharmaceutical Analysis LC-MS instrument | |
| CN112609766A (en) | Water supply system for large farm and device thereof | |
| CN203053746U (en) | Puncture sampling needle for preventing puncture deflection and liquid sticking | |
| CN111837566A (en) | Full-automatic precision fertilizer applicator | |
| CN206531810U (en) | Resin-column on-line rinsing device | |
| CN207263594U (en) | Salt mist experiment case with automatic water filling device | |
| CN205532525U (en) | Automatic dispensing system of agent is arranged to bubble with infrared detector | |
| CN219179323U (en) | Automatic liquid supplementing device for liquid chromatograph mobile phase |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |