CN219683237U - Red phosphorus powder screening plant - Google Patents
Red phosphorus powder screening plant Download PDFInfo
- Publication number
- CN219683237U CN219683237U CN202320673562.7U CN202320673562U CN219683237U CN 219683237 U CN219683237 U CN 219683237U CN 202320673562 U CN202320673562 U CN 202320673562U CN 219683237 U CN219683237 U CN 219683237U
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- CN
- China
- Prior art keywords
- powder
- red phosphorus
- bin
- hose
- screening device
- 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.)
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- 239000000843 powder Substances 0.000 title claims abstract description 91
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000012216 screening Methods 0.000 title claims abstract description 36
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000000428 dust Substances 0.000 claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 14
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 238000004880 explosion Methods 0.000 abstract description 6
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 abstract description 6
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 230000002269 spontaneous effect Effects 0.000 abstract description 5
- 238000009835 boiling Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 239000002360 explosive Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to the technical field of screening devices, in particular to a red phosphorus powder screening device which comprises a vibrating screen, a raw material bin and a steel bracket, wherein a blanking hose is connected between the vibrating screen and the raw material bin, the raw material bin is fixedly arranged on the steel bracket and is positioned above the vibrating screen, the red phosphorus powder screening device also comprises a dust hood, a powder pump, a powder bin and a nitrogen gas charging pipeline, the dust hood is detachably arranged on the raw material bin, the upper end of the dust hood is fixedly connected with an air guide pipe, the air guide pipe is connected with a fan, the powder pump is connected with an air inlet hose and an air outlet hose, the air inlet hose is fixedly connected with a vibrating disc of the vibrating screen, the air outlet hose is fixedly connected with the powder bin, the powder bin is fixedly arranged on the steel bracket, and the bottom of the powder bin is provided with a powder outlet pipe, and the nitrogen gas charging pipeline is connected with the vibrating disc of the vibrating screen. The vibrating tray is connected with nitrogen and filled into a pipeline, and red phosphorus powder is in a nitrogen protection state during screening, so that the possibility of fire and explosion caused by incomplete yellow phosphorus spontaneous combustion due to conversion, alkaline boiling and rinsing of red phosphorus is avoided.
Description
Technical Field
The utility model relates to the technical field of screening devices, in particular to a red phosphorus powder screening device.
Background
Yellow phosphorus which is incomplete due to conversion, alkaline boiling and rinsing can be remained in the red phosphorus powder, fire disaster is easily caused by spontaneous combustion of the residual yellow phosphorus when the red phosphorus powder is screened, dust is easily generated when the red phosphorus powder is screened, a red phosphorus dust explosive environment is formed, explosion is caused by spontaneous combustion of the residual yellow phosphorus, and great potential safety hazard exists.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a red phosphorus powder screening device which solves the technical problems of diffuse red phosphorus dust and easy explosion in the screening of red phosphorus powder in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a red phosphorus powder screening plant, includes shale shaker, former feed bin and steel bracket, be connected with the unloading hose between shale shaker and the former feed bin, former feed bin fixed mounting is on the steel bracket and be located the top of shale shaker, the shale shaker includes vibration dish and fixed mounting at the vibrating motor who shakes a dish bottom, still includes dust cage, powder pump, powder storehouse and nitrogen gas and fills the pipeline, dust cage demountable installation is in on the former feed bin, the upper end fixedly connected with induced air pipe of dust cage, induced air pipe is connected with the fan, powder pump fixed mounting is in on the steel bracket, be connected with the air inlet hose on the powder pump and give vent to anger the hose, air inlet hose and the vibration dish fixed connection of shale shaker, the hose and the powder storehouse fixed mounting of giving vent to anger are in on the steel bracket, the bottom of powder storehouse is provided with the powder exit tube, nitrogen gas fills the pipeline and is connected with the vibration dish of shale shaker for fill nitrogen gas into in the vibration dish.
In the preferred scheme, the vibration dish is provided with two-layer different screening nets of particle diameter, powder pump and powder storehouse are provided with two sets of, are located the both sides of vibration dish respectively, the different cavities of screening net are communicated respectively to the air inlet hose.
In the preferred scheme, a silica gel coating fireproof blanket is fixedly arranged on the inner wall of the dust hood.
In the preferred scheme, a washing spray head is arranged in the air guiding pipe and used for reducing dust in the air guiding pipe.
In the preferred scheme, the blanking hose adopts a stainless steel expansion joint pipe.
In the preferred scheme, the bottoms of the raw material bin and the powder bin are fixedly provided with a vibrator.
In the preferred scheme, the powder bin is provided with an air balance pipe communicated with the powder pump.
In the preferred scheme, the powder exit tube adopts the hose, installs straight journey cylinder holder in powder exit tube department.
Compared with the prior art, the utility model has the following beneficial effects:
1. through connecting the vibration disc with nitrogen and filling the nitrogen into the pipeline, red phosphorus powder is in a nitrogen protection state during screening, and the possibility of fire and explosion caused by incomplete yellow phosphorus spontaneous combustion of conversion, alkaline boiling and rinsing of red phosphorus is avoided;
2. the dust collecting cover is used for collecting the scattered red phosphorus dust during screening, so that the red phosphorus dust is prevented from diffusing, the explosive environment of the red phosphorus dust is avoided, and the operation environment is improved.
Drawings
Fig. 1 is a schematic diagram of a front view structure according to an embodiment of the present utility model.
Fig. 2 is a right-view schematic structure of an embodiment of the present utility model.
In the above figures: 1. a vibrating screen; 2. a raw material bin; 3. a steel bracket; 4. a blanking hose; 5. a dust collection cover; 6. a powder pump; 7. a powder bin; 8. nitrogen is filled into the pipeline; 9. an air guiding pipe; 10. an air intake hose; 11. an air outlet hose; 12. a powder outlet pipe; 13. a fire blanket; 14. washing spray heads; 15. a vibrator; 16. a gas balance pipe; 17. a clamp holder.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
Referring to fig. 1 and 2, as a preferred embodiment of the present utility model, a red phosphorus powder screening device is provided, which comprises a vibrating screen 1, a raw material bin 2 and a steel bracket 3, wherein a blanking hose 4 is connected between the vibrating screen 1 and the raw material bin 2, the raw material bin 2 is fixedly installed on the steel bracket 3 and is located above the vibrating screen 1, the vibrating screen 1 comprises a vibrating disc and a vibrating motor fixedly installed at the bottom of the vibrating support disc, and further comprises a dust hood 5, a powder pump 6, a powder bin 7 and a nitrogen charging pipeline 8, the dust hood 5 is detachably installed on the raw material bin 2, the upper end of the dust hood 5 is fixedly connected with an induced air pipe 9, the induced air pipe 9 is connected with a fan, the powder pump 6 is fixedly installed on the steel bracket 3, an air inlet hose 10 and an air outlet hose 11 are connected with the vibrating disc of the vibrating screen 1, the air outlet hose 11 is fixedly connected with the powder bin 7, the powder bin 7 is fixedly installed on the steel bracket 3, the bottom of the powder bin 7 is provided with a nitrogen charging pipeline 12, and the nitrogen charging pipeline 1 is connected with the vibrating disc by the nitrogen charging pipeline 8.
In the embodiment, red phosphorus powder is added into a raw material bin 2, dust generated in the blanking process is pumped out through an induced air pipe 9 on a gas collecting hood and enters a tail gas treatment procedure, the powder falls into a vibrating screen 1 below through a blanking hose 4, the vibrating screen 1 is subjected to frequency conversion, the frequency conversion is convenient to adjust according to requirements, in the screening process, nitrogen is filled into a screening disc through a nitrogen filling pipeline 8, the screened red phosphorus powder is screened according to the classified particle size of 6 of the vibrating screen 1, then enters a powder bin 7 through a powder pump 6 and is collected, finally, the powder is packaged from a powder outlet pipe 12, and the red phosphorus powder is in a nitrogen protection state during screening through connecting the vibrating disc with the nitrogen filling pipeline 8, so that the possibility of fire and explosion caused by incomplete yellow phosphorus spontaneous combustion caused by conversion, alkaline boiling and rinsing of red phosphorus is avoided; the dust hood 5 is used for collecting the scattered red phosphorus dust during screening, so that the scattering of the red phosphorus dust is avoided, the explosive environment of the red phosphorus dust is avoided, and the operation environment is improved.
In another preferred embodiment, referring to fig. 1, the vibration plate is provided with two layers of screening nets with different particle sizes, the powder pump 6 and the powder bin 7 are provided with two groups and are respectively located at two sides of the vibration plate, the air inlet hose 10 is respectively communicated with different chambers of the screening nets, and the two layers of screening meat are used for screening the powder twice, so that products with different particle sizes are obtained, and the use is convenient.
In another preferred embodiment, referring to fig. 1 and 2, a silica gel coating fireproof blanket 13 is fixedly installed on the inner wall of the dust hood 5, so as to ensure quick fire extinguishing after unexpected fire when screening red phosphorus powder.
In another preferred embodiment, referring to fig. 1, a washing nozzle 14 is disposed in the air induction pipe 9, and is used for reducing dust in the air induction pipe 9, so that the dust returns to the rinsing process, and the risk of powder explosion is reduced.
In another preferred embodiment, referring to fig. 1, the blanking hose 4 is a stainless steel expansion joint pipe, and the vibration plate is more durable during the vibration process.
In another preferred embodiment, referring to fig. 1, a vibrator 15 is fixedly installed at the bottoms of the raw material bin 2 and the powder bin 7, so as to assist the raw material bin 2 and the powder bin 7 in blanking, and the blanking is smoother.
In another preferred embodiment, referring to fig. 1, the powder bin 7 is provided with an air balance pipe 16 communicated with the powder pump 6, so that the pressure balance between the variable frequency vibrating screen 1 and the powder bin 7 during screening of red phosphorus powder is ensured, and the smooth discharging of classified powder is ensured.
In another preferred embodiment, referring to fig. 1, the powder outlet pipe 12 is a hose, and a straight-travel cylinder clamp 17 is installed at the powder outlet pipe 12 to control the blanking amount of the powder outlet pipe 12, so that the powder outlet pipe is convenient to package.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (8)
1. The utility model provides a red phosphorus powder screening plant, includes shale shaker, former feed bin and steel bracket, be connected with the unloading hose between shale shaker and the former feed bin, former feed bin fixed mounting is on the steel bracket and be located the top of shale shaker, the shale shaker includes vibration dish and fixed mounting at the vibrating motor who shakes a dish bottom, its characterized in that still includes dust cage, powder pump, powder bin and nitrogen gas and fills the pipeline, dust cage demountable installation is in on the former feed bin, the upper end fixedly connected with induced air pipe of dust cage, induced air pipe is connected with the fan, powder pump fixed mounting is in on the steel bracket, be connected with the air inlet hose on the powder pump and give vent to anger the hose, air outlet hose and powder bin fixed connection, powder bin fixed mounting is in on the steel bracket, the bottom in powder bin is provided with the powder exit tube, nitrogen gas fills the pipeline and is connected with the vibration dish of shale shaker for fill nitrogen gas into in the vibration dish.
2. The red phosphorus powder screening device according to claim 1, wherein: the vibration dish is provided with two-layer different screening nets of particle diameter, powder pump and powder storehouse are provided with two sets of, are located the both sides of vibration dish respectively, the different cavities of screening net are linked together respectively to the air inlet hose.
3. The red phosphorus powder screening device according to claim 1, wherein: and a silica gel coating fireproof blanket is fixedly arranged on the inner wall of the dust hood.
4. The red phosphorus powder screening device according to claim 1, wherein: the interior of the air guiding pipe is provided with a washing spray head for dust fall of dust in the air guiding pipe.
5. The red phosphorus powder screening device according to claim 1, wherein: the blanking hose adopts a stainless steel expansion joint pipe.
6. The red phosphorus powder screening device according to claim 1, wherein: the bottoms of the raw material bin and the powder bin are fixedly provided with a vibrator.
7. The red phosphorus powder screening device according to claim 1, wherein: and the powder bin is provided with an air balance pipe communicated with the powder pump.
8. The red phosphorus powder screening device according to claim 1, wherein: the powder exit tube adopts the hose, installs straight-travel cylinder holder in powder exit tube department.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320673562.7U CN219683237U (en) | 2023-03-30 | 2023-03-30 | Red phosphorus powder screening plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320673562.7U CN219683237U (en) | 2023-03-30 | 2023-03-30 | Red phosphorus powder screening plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219683237U true CN219683237U (en) | 2023-09-15 |
Family
ID=87963951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320673562.7U Active CN219683237U (en) | 2023-03-30 | 2023-03-30 | Red phosphorus powder screening plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219683237U (en) |
-
2023
- 2023-03-30 CN CN202320673562.7U patent/CN219683237U/en active Active
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