CN220758184U - Filtering and washing device - Google Patents
Filtering and washing device Download PDFInfo
- Publication number
- CN220758184U CN220758184U CN202322555189.8U CN202322555189U CN220758184U CN 220758184 U CN220758184 U CN 220758184U CN 202322555189 U CN202322555189 U CN 202322555189U CN 220758184 U CN220758184 U CN 220758184U
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- section
- barrel
- barrel body
- filtering
- filter
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- 238000001914 filtration Methods 0.000 title claims abstract description 50
- 238000005406 washing Methods 0.000 title claims abstract description 32
- 238000003756 stirring Methods 0.000 claims abstract description 48
- 239000002893 slag Substances 0.000 claims abstract description 22
- 239000000706 filtrate Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000005303 weighing Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 10
- 239000007787 solid Substances 0.000 abstract description 9
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 abstract description 7
- 229910001379 sodium hypophosphite Inorganic materials 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 3
- 239000012065 filter cake Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000002912 waste gas Substances 0.000 description 4
- 239000012295 chemical reaction liquid Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
Abstract
The utility model discloses a filtering and washing device, which comprises: the slag filtering tank is positioned below the filtering barrel body; the filter barrel body comprises a first barrel body section and a second barrel body section, and the second barrel body section is positioned below the first barrel body section; the second barrel section is connected with the first barrel section in an opening-closing mode through a hydraulic assembly; a stirring device is arranged in the first barrel section, and a filter plate is arranged in the second barrel section; the bottom of the second barrel section is provided with a filtrate outlet. According to the utility model, through the design of the first barrel body section and the second barrel body section which are connected in an opening-closing manner and the design of the slag filtering groove below the filtering barrel body, the filtered clear liquid and the solid impurities are effectively separated, the high efficiency and the convenience of removing the solid impurities after filtering are improved, and the integrated continuous treatment of the sodium hypophosphite solution is realized; the device provided by the utility model filters under a closed operation environment, so that the production environment is purified, the labor intensity of workers is reduced, and the practicability is high.
Description
Technical Field
The utility model relates to the field of chemical production equipment, in particular to a filtering and washing device.
Background
In the production process of chemical products, the reaction liquid is mostly required to be subjected to post-treatment so as to remove impurities in the reaction liquid and obtain a pure product. Sodium hypophosphite is a common chemical raw material, and the production process of the sodium hypophosphite also needs to carry out corresponding post-treatment on the reaction liquid, and a large amount of solid impurities are generated in the treatment process and need to be separated.
In the prior art, a plate-and-frame filter press is adopted to filter sodium hypophosphite production solution, and solid impurities obtained by filtering, namely filter residues, are washed by using a filter residue washing tank. The existing mode of adopting a plate-and-frame filter press and a filter residue washing tank for treatment cannot be continuously operated, and the filtering and washing process is complicated; meanwhile, as the plate-and-frame filter press and the filter residue washing tank are not closed equipment, no tissue waste gas is generated, and the safety production is not facilitated.
Disclosure of Invention
The utility model provides a filtering and washing device, which can solve the problems that the continuous production cannot be carried out and the random discharge of the unstructured waste gas is realized when a plate-and-frame filter press and a filter residue washing tank are used for jointly processing chemical product solution in the prior art.
In order to solve the technical problems, the present utility model provides a filtering and washing device, comprising: the slag filtering device comprises a filtering barrel body and a slag filtering groove, wherein the slag filtering groove is positioned below the filtering barrel body; the filter barrel body comprises a first barrel body section and a second barrel body section, and the second barrel body section is positioned below the first barrel body section; the second barrel section is connected with the first barrel section in an opening-closing mode through a hydraulic assembly; a stirring device is arranged in the first barrel section, and a filter plate is arranged in the second barrel section; the bottom of the second barrel section is provided with a filtrate outlet.
In a preferred embodiment of the utility model, the periphery of the second barrel section and the periphery of the first barrel section are provided with connecting lugs, and the hydraulic assembly comprises a first hydraulic rod, a second hydraulic rod, a connecting rod and a hydraulic machine; the first hydraulic rod vertically penetrates through the connecting lugs of the second barrel body section and the first barrel body section, and the bottom end of the first hydraulic rod is connected with the power output end of the hydraulic machine; the second hydraulic rod is obliquely arranged, the top end of the second hydraulic rod is connected with the bottom of the second barrel section, and the bottom end of the second hydraulic rod is fixed on the fixed plate and is connected with the power output end of the hydraulic machine; the connecting rod is horizontally arranged, and two ends of the connecting rod are respectively connected with the second barrel section and the fixed plate through rotating wheels.
In a preferred embodiment of the utility model, the top end of the second barrel section is provided with an O-ring seal.
In a preferred embodiment of the present utility model, the height of the second barrel section is 1/4 to 1/10 of the height of the filtering barrel body.
In a preferred embodiment of the utility model, the stirring device comprises a stirring shaft which is vertically arranged, a stirring paddle is arranged on the stirring shaft, and the top end of the stirring shaft penetrates through the first barrel section and is sequentially connected with the stirring telescopic device and the stirring driving device.
In a preferred embodiment of the utility model, the top end of the first barrel section is provided with a solution inlet, a water washing port and a gas port.
In a preferred embodiment of the utility model, the bottom of the slag filtering groove is provided with a conveying auger.
In a preferred embodiment of the present utility model, an ear seat is further provided around the first barrel section, and a weighing module is provided below the ear seat.
The beneficial effects of the utility model are as follows: according to the filtering and washing device, the design of the first barrel body section and the second barrel body section which are connected in an opening-closing manner and the design of the slag filtering groove below the filtering barrel body enable the filtered clear liquid and the solid impurities to be effectively separated, so that the high efficiency and the convenience of removing the solid impurities after filtering are improved, and the integrated continuous treatment of the sodium hypophosphite solution is realized; the device provided by the utility model filters under a closed operation environment, so that the production environment is purified, the labor intensity of workers is reduced, and the practicability is high.
Drawings
FIG. 1 is a schematic perspective view of a filter washing apparatus according to the present utility model;
FIG. 2 is an enlarged schematic view of the encircled portion of FIG. 1;
the components in the drawings are marked as follows:
10. the filter barrel body comprises a filter barrel body 11, a first barrel body section 12, a second barrel body section 13, connecting lugs 14, an ear seat 15, a filter plate 16, a weighing module 111, a solution inlet 112, a water washing port 113, a gas port 121 and a filtrate outlet;
20. a slag filtering groove 21, a conveying auger 22 and a slag outlet;
31. the first hydraulic rod, 32, the second hydraulic rod, 33, the connecting rod, 34, the hydraulic machine;
41. stirring shaft, 42. Stirring blade;
50. stirring telescopic device, 60, stirring driving device, 70, fixed plate.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1, an embodiment of the present utility model includes:
example 1
The utility model discloses a filtering and washing device, which comprises: the device comprises a filtering barrel body 10, a slag filtering groove 20, a stirring device, a hydraulic component, a stirring telescopic device and a stirring driving device.
Specifically, the filtering barrel 10 comprises a first barrel section 11 and a second barrel section 12, and the second barrel section 12 is located below the first barrel section 11. The height of the second barrel section accounts for 1/4-1/10 of the height of the filtering barrel 10, and is preferably 1/8. The periphery of the bottom end of the first barrel body section 11 and the periphery of the top end of the second barrel body section 12 are respectively provided with a connecting lug 13, and the joint of the second barrel body section 12 and the first barrel body section 11 is also provided with an O-shaped sealing ring. The first barrel section 11 and the second barrel section 12 are connected in an opening-closing mode through the hydraulic assembly. The design of the O-shaped sealing ring ensures that the first barrel body section and the second barrel body section are airtight and leak-free under the connected state.
Specifically, the hydraulic assembly includes a first hydraulic rod 31, a second hydraulic rod 32, a connecting rod 33, and a hydraulic machine 34. Wherein the first hydraulic rod 31 vertically penetrates through the connecting lugs 13 of the second barrel body section 12 and the first barrel body section 11, and the bottom end of the first hydraulic rod is connected with the power output end of the hydraulic machine 34; the second hydraulic rod 32 is arranged in an inclined manner, the top end of the second hydraulic rod is connected with the bottom center of the second barrel section 12, the bottom end of the second hydraulic rod is installed on the fixed plate 70 and is connected with the power output end of the hydraulic machine 34, and the hydraulic machine 34 is installed on one side of the fixed plate 70; the connecting rod 33 is horizontally disposed, and both ends thereof are connected to the second tub segment 12 and the fixing plate 70 through rotating wheels, respectively. Through the design of the connection relation between the hydraulic assembly and the first barrel body section 11 and the second barrel body section 12, the purpose of connecting the first barrel body section 11 and the second barrel body section 12 is achieved on one hand, and on the other hand, the second barrel body section and the first barrel body section can be separated when discharging slag is required to be discharged, so that the second barrel body section and the first barrel body section can be turned over and opened to one side of the hydraulic press 34, and discharging is achieved.
The top end of the first barrel section 11 is provided with a solution inlet 111, a water washing port 112 and a gas port 113. The gas port 113 can be used not only for introducing dry gas into the filter bowl 10, but also for collecting the unstructured waste gas generated in the filtering and washing process, and preventing the waste gas from being released into the air to pollute the environment. Ear seats 14 are also provided around the first barrel section 11 for suspending the entire filter barrel 10 on a support table. A weighing module 16 is also provided below the ear mount. A stirring device is arranged in the first barrel section 11.
Specifically, the stirring device includes a stirring shaft 41 and stirring blades 42. Wherein, the stirring shaft 41 is vertically arranged, the bottom end of the stirring shaft is provided with the stirring blade 42, and the top end of the stirring shaft extends out from the top end of the first barrel section 11 and is sequentially connected with the stirring telescopic device 50 and the stirring driving device 60. Specifically, the stirring telescopic device is a telescopic hydraulic machine, and is used for adjusting the position of the stirring blade 42 in the filtering barrel body 10.
The filter plate 15 is installed in the second barrel body section 12, one side of the bottom of the second barrel body section 12, which is far away from the hydraulic press, is also provided with a filtrate outlet 121, and the filtrate outlet 121 is connected with a filtrate discharging pipe for conveying the discharged filtrate to the next working procedure.
The slag filtering groove 20 is positioned below the filtering barrel body 10, a conveying auger 21 is arranged at the bottom of the slag filtering groove 20, and a slag filtering outlet 22 is arranged at one side of the bottom of the conveying auger, which is positioned at the slag filtering groove 20.
The working process or working principle of the utility model is as follows:
introducing sodium hypophosphite reaction solution into the filter barrel body through the solution inlet 111, enabling clear liquid in the reaction solution to enter the second barrel body section 12 through the filter plate 15, and finally flowing out of a filtrate outlet 121 at the bottom of the second barrel body section 12 to enter the next process; solid impurities in the reaction solution deposit on the filter plate 15.
As the filtration proceeds, the more solid impurities accumulate on the filter plate, the thicker the filter cake layer becomes, and when the pressure in the filtration washing tank reaches 0.4MPa, the introduction of the sodium hypophosphite solution is stopped. The stirring driving device 60 is turned on, the stirring shaft 41 and the stirring blade 42 are controlled to rotate, and a certain amount of washing water is introduced into the filter tank 10 through the water washing port 112 to wash the filter cake layer. The stirring telescoping device 50 is opened, the stirring shaft 41 and the stirring blade 42 are controlled to extend downwards, the filter cake layer is pulped and washed through the blade 42, after the stirring blade 42 is bottoms out, the stirring shaft 41 and the stirring blade 42 are controlled to return to the original positions through the stirring telescoping device 50, the stirring telescoping device 50 is closed, the stirring driving device 60 is closed, and the washing is finished. After the flushing is finished, nitrogen or air is introduced into the filter barrel body 10 through the air port 113 to blow the filter cake layer, after the blowing is finished, the hydraulic press 34 is started, the first hydraulic rod 31 is contracted downwards under the action of the hydraulic press 34, then the second hydraulic rod 32 is contracted, the second barrel body section 12 and the first barrel body section 11 are disconnected, one end, far away from the hydraulic press 34, of the second barrel body section is driven to rotate downwards to open under the action of the second hydraulic rod 32 and the connecting rod 33, the filter plate 15 is inclined, and the filter cake layer on the filter cake layer falls into the slag filtering groove 20 under the action of gravity. After the weight of the filtering barrel body 10 sensed by the weighing module 16 is unchanged for 15 seconds, washing water is introduced again through the water washing port 112, the O-shaped sealing ring on the second barrel body section 12 is washed for 15 seconds, then the hydraulic press is started to close the second barrel body section, and the filtering washing operation of the next cycle is performed, so that continuous treatment is realized.
The solid impurities falling into the slag filtering groove 20 are conveyed by a conveying auger 21, and finally discharged from a slag filtering outlet 22.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (8)
1. A filter washing apparatus, comprising: the slag filtering device comprises a filtering barrel body and a slag filtering groove, wherein the slag filtering groove is positioned below the filtering barrel body; the filter barrel body comprises a first barrel body section and a second barrel body section, and the second barrel body section is positioned below the first barrel body section; the second barrel section is connected with the first barrel section in an opening-closing mode through a hydraulic assembly; a stirring device is arranged in the first barrel section, and a filter plate is arranged in the second barrel section; the bottom of the second barrel section is provided with a filtrate outlet.
2. The filter washing device according to claim 1, wherein the second barrel section and the first barrel section are provided with connecting lugs at the periphery, and the hydraulic assembly comprises a first hydraulic rod, a second hydraulic rod, a connecting rod and a hydraulic machine; the first hydraulic rod vertically penetrates through the connecting lugs of the second barrel body section and the first barrel body section, and the bottom end of the first hydraulic rod is connected with the power output end of the hydraulic machine; the second hydraulic rod is obliquely arranged, the top end of the second hydraulic rod is connected with the bottom of the second barrel section, and the bottom end of the second hydraulic rod is fixed on the fixed plate and is connected with the power output end of the hydraulic machine; the connecting rod is horizontally arranged, and two ends of the connecting rod are respectively connected with the second barrel section and the fixed plate through rotating wheels.
3. A filter washing apparatus as claimed in claim 2 wherein the top end of the second barrel section carries an O-ring seal.
4. A filter washing apparatus as claimed in claim 1, wherein the height of said second tub section is 1/4 to 1/10 of the height of said filter tub.
5. The filtering and washing device according to claim 1, wherein the stirring device comprises a stirring shaft which is vertically arranged, the stirring shaft is provided with a stirring paddle, and the top end of the stirring shaft penetrates through the first barrel section and is sequentially connected with the stirring telescopic device and the stirring driving device.
6. A filter and wash apparatus as recited in claim 1 wherein a top end of said first tank section has a solution inlet, a water wash port and a gas port.
7. The filter washing apparatus of claim 1, wherein the bottom of the slag filter tank is provided with a conveyor auger.
8. The filter washing apparatus of claim 1, wherein an ear mount is further provided around the first tub section, and a weighing module is provided below the ear mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322555189.8U CN220758184U (en) | 2023-09-20 | 2023-09-20 | Filtering and washing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322555189.8U CN220758184U (en) | 2023-09-20 | 2023-09-20 | Filtering and washing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220758184U true CN220758184U (en) | 2024-04-12 |
Family
ID=90601654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322555189.8U Active CN220758184U (en) | 2023-09-20 | 2023-09-20 | Filtering and washing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220758184U (en) |
-
2023
- 2023-09-20 CN CN202322555189.8U patent/CN220758184U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |