CN215387807U - Silver powder automatic filtration washing all-in-one - Google Patents
Silver powder automatic filtration washing all-in-one Download PDFInfo
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- CN215387807U CN215387807U CN202120925198.XU CN202120925198U CN215387807U CN 215387807 U CN215387807 U CN 215387807U CN 202120925198 U CN202120925198 U CN 202120925198U CN 215387807 U CN215387807 U CN 215387807U
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Abstract
The utility model discloses an automatic silver powder filtering and washing integrated machine, which relates to the technical field of silver powder filtering and comprises a support frame, a liquid storage tank, a fine filter hopper, a fine filter end socket and a cylinder, wherein a support plate is connected inside the support frame, filter components are arranged above and below the support plate, and a cleaning component is arranged above the filter components. According to the utility model, through the pneumatic diaphragm pump, the second electric valve, the first electric valve, the vent valve, the motor and the stirrer, the pneumatic diaphragm pump and the electric valve are firstly opened to form vacuum in the liquid storage tank, then the electrolyte and the silver powder are discharged into the fine filter to be filtered, the electrolyte is pumped into the electrolytic tank through the pneumatic diaphragm pump, the silver powder is intercepted by the titanium filter element, the pneumatic diaphragm pump is closed, the vent valve is opened to prevent the liquid storage tank from forming vacuum, nitric acid is heated in the filter hopper, the stirring motor is started to stir for 5-30 min, the silver powder and the hot nitric acid are fully mixed, the water content of the silver powder is reduced, the liquid waste is reduced by a soaking type cleaning method, and the cost consumption is reduced.
Description
Technical Field
The utility model relates to the technical field of silver powder filtering, in particular to an automatic silver powder filtering and washing integrated machine.
Background
At present, the noble metal silver refining industry mainly adopts an electrolysis process to prepare high-purity silver powder with the purity of 99.99 percent, and the conventional operations of discharging, filtering and washing the high-purity silver powder are as follows: putting silver powder and electrolyte in an electrolytic tank into a stainless steel or PP tank, pumping out supernatant electrolyte by a pump, heating dilute nitric acid solution to soak, washing away to remove copper, lead, zinc and other base metal ions by overturning, pumping out the supernatant, then heating deionized water to wash for three times, pumping up the supernatant by a washing water until the washing water is completely bright, washing until the end point pH is about 7.0, and drying the silver powder after being washed by the washing water until the water content of the silver powder is high (about 10%), which is not suitable for direct drying, and manually transferring the silver powder to a centrifuge to dry and then drying the silver powder in an oven.
The existing silver powder filtering device generally pumps up dilute nitric acid washing water and then adds deionized water for soaking and washing, the silver powder can not be completely separated from the washing water when the supernatant is pumped, the silver powder is not thoroughly washed, the washing water consumption is large, meanwhile, the water content of the silver powder soaked and washed is high, a centrifuge is added for drying and then the silver powder is sent to a drying process, the operation labor intensity is high, the equipment investment is high, the occupied area is large, the silver powder is soaked and washed statically, the washing time is long, the washing effect is poor, when the silver powder is unloaded in an electrolytic bath by the existing silver powder filtering device, the electrolyte and the silver powder are generally put into a stainless steel trolley together, the nitric acid mist in the electrolyte is easy to volatilize, and meanwhile, because the filtering device is not provided with a ventilation facility, the environment is polluted, so that the field operation environment is poor.
SUMMERY OF THE UTILITY MODEL
Based on the above, the utility model aims to provide an automatic silver powder filtering and washing integrated machine, which solves the technical problems of long washing time, poor effect, more resource consumption, inconvenience in solid-liquid separation of silver powder and easiness in environmental pollution caused by nitric acid mist.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a silver powder automatic filtration washing all-in-one, includes support frame, liquid storage pot, secondary filter, secondary filter head and cylinder, the internal connection of support frame has the backup pad, the top and the below of backup pad all are provided with filtering component, filtering component's top is provided with washs the subassembly.
Through adopting above-mentioned technical scheme, filtering component carries out solid-liquid separation to electrolyte and silver powder and reduces volatilizing of electrolyte, washs the convenient silver powder of subassembly and washs twice, takes out most moisture through pneumatic diaphragm pump simultaneously, reduces the energy resource consumption of silver powder when drying.
Furthermore, the filtering component comprises a liquid storage tank arranged in the supporting plate, a fine filter hopper is arranged in the liquid storage tank, a filter element is arranged in the fine filter hopper, the filter element is made of a titanium material, and a fine filter seal head is connected to the top of the fine filter hopper.
By adopting the technical scheme, the operator closes the second electric valve and the emptying valve through the control panel and simultaneously opens the first electric valve and the pneumatic diaphragm pump; make the liquid storage tank form the negative pressure and take out the electrolyte in liquid storage tank and the secondary filter bowl after pneumatic diaphragm pump starts, and the inlet of first electric valve control pneumatic diaphragm pump, later the electrolyte in secondary filter bowl and the liquid storage tank filters through the titanium filter core, and in electrolyte got into the liquid storage tank, electrolyte arranged to next process behind the pneumatic diaphragm pump again, and silver powder was held back by the titanium filter core simultaneously, realizes the thorough separation of silver powder in electrolyte.
Furthermore, wash the subassembly including being located the motor at secondary filter head top, just the output of motor is connected with the rotation axis, the both sides of rotation axis all are connected with the agitator, just the internally mounted of secondary filter hopper has level sensor.
By adopting the technical scheme, the output end drives the rotating shaft to rotate after the motor is started so as to rotate the stirrer, so that the silver powder in the filter hopper of the fine filter is fully mixed with the hot nitric acid, a worker closes the stirring motor through the control panel after stirring and washing for-min and then opens the first electric valve and the pneumatic diaphragm pump, and the pneumatic diaphragm pump starts to form negative pressure in the liquid storage tank and the filter hopper of the fine filter so as to pump out the acid solution in the liquid storage tank and the filter hopper of the fine filter.
Further, wash the subassembly including being located the inside below pneumatic diaphragm pump of support frame, just the feed liquor end of pneumatic diaphragm pump is connected with first motorised valve, the one end of first motorised valve is connected through the bottom of transfer line with the fine filter, just one side of fine filter is connected with the gas-supply pipe, the one end of gas-supply pipe is connected with the second motorised valve, just the other end of gas-supply pipe is connected with atmospheric valve, the surface connection of fine filter head has the air exit, just the back of fine filter head is connected with the lotion import.
Through adopting above-mentioned technical scheme, the staff closes the atmospheric valve again and opens after the pneumatic diaphragm pump through control panel, make liquid storage pot vacuum state disappear, later the staff adds hot deionized water in to the fine filter through the lotion import, later the staff opens the motor through control panel and makes the silver powder in the fine filter and hot deionized water intensive mixing, the staff closes the motor through control panel and opens first motorised valve and pneumatic diaphragm pump evacuation again after stirring washing 5 ~ 30min, waste water is through the titanium filter core, send to next process behind the liquid storage pot, silver powder titanium filter core is held back, realize the abundant washing of silver powder and with the thorough separation of water, the moisture content of silver powder has been reduced.
Furthermore, surface one side of fine filter head is connected with the feed inlet, just back one side of fine filter head is connected with the observation window, the cylinder is installed to the inside top of support frame, just the output of cylinder is connected with the fine filter head through the piston rod.
Through adopting above-mentioned technical scheme, the staff is connected the feed inlet with the discharge valve of electrolysis trough through external metal collapsible tube, and the external metal collapsible tube of rethread is connected air exit and air exhauster so that unified collection and handle the nitric acid fog in the secondary filter, later the staff through the discharge valve with silver powder and the electrolyte blowing in the electrolysis trough to the secondary filter hopper in, through the liquid level sensor response liquid storage tank in the liquid level after automatic to control panel signals so that control the switch of electrolysis trough discharge valve.
Furthermore, a control panel is installed on one side of the interior of the support frame, and the pneumatic diaphragm pump, the second electric valve, the first electric valve, the cylinder, the motor and the liquid level sensor are all connected with the control panel through wires.
Through adopting above-mentioned technical scheme, the staff opens or closes pneumatic diaphragm pump, second motorised valve, first motorised valve, cylinder, motor and level sensor through control panel to the operation of control whole machine makes things convenient for machine automation simultaneously.
Furthermore, the outer ring of the fine filter hopper is tightly connected with the inner ring of the liquid storage tank, and the fine filter seal head is detachably connected with the fine filter hopper through the air cylinder.
By adopting the technical scheme, the emptying valve is opened by a worker, so that the fine filter hopper and the liquid storage tank are communicated with the atmosphere to finish the vacuum state, the air cylinder is opened by the worker through the control panel, the fine filter seal head is lifted by the output end of the started air cylinder through the piston rod, and then the fine filter hopper is lifted by the worker through a forklift and then taken out, and the silver powder is sent to the silver powder drying process.
In summary, the utility model mainly has the following beneficial effects:
1. the utility model uses a pneumatic diaphragm pump, a second electric valve, a first electric valve, an emptying valve, a motor and a stirrer, firstly, the pneumatic diaphragm pump and the electric valve are opened to ensure that a liquid storage tank is vacuumized, then electrolyte and silver powder are discharged into a fine filter to be filtered, the electrolyte is pumped into an electrolytic bath through the pneumatic diaphragm, the silver powder is intercepted by a titanium filter core, the pneumatic diaphragm pump is closed, the emptying valve is opened to ensure that the liquid storage tank is not vacuumized, nitric acid is heated into a filter hopper, the stirring motor is started to stir for 5-30 min, the silver powder is fully mixed with the hot nitric acid, the emptying valve is closed, the diaphragm pump is started, the pneumatic diaphragm pump is closed after waste nitric acid is pumped away, the emptying valve is opened, water is heated into the filter hopper, the stirring motor is started to wash for 5-30 min until washing water is neutral, the emptying valve is closed, the pneumatic diaphragm pump is started to pump away washing water, the cleaned silver powder is in the filter hopper, the processes of discharging, filtering, washing and the like of the silver powder in the electrolytic cell are realized, the water content of the silver powder is reduced, the structure is simple and compact, the occupied area of the device is reduced, and the immersion type cleaning method reduces the waste of liquid and reduces the cost consumption;
2. according to the utility model, through the cylinder, the filter element, the liquid level sensor, the pneumatic diaphragm pump, the liquid storage tank, the fine filter end socket and the fine filter hopper, the first electric valve and the emptying valve are firstly closed, the first electric valve and the pneumatic diaphragm pump are opened, silver powder and electrolyte in the electrolytic cell are discharged into the fine filter hopper, and the liquid level sensor controls the opening and closing of the discharging valve of the electrolytic cell, so that the automatic control of the discharging of the electrolytic cell is realized; under the work of diaphragm pump, the liquid storage pot forms the negative pressure, solution in the filter funnel enters the liquid storage pot behind the titanium filter core, arrange to next process behind the pneumatic diaphragm pump again, silver powder is held back by the titanium filter core of filter funnel bottom, realize the thorough separation of silver powder in electrolyte, the air exit discharges the nitric acid fog that electrolyte volatilizees simultaneously, later open the atmospheric valve, make the liquid storage pot of fine filter communicate with each other with the atmosphere, open the cylinder, carry out the fine filter head to a take the altitude, mention the fine filter funnel with fork truck and take out after mentioning, send to silver powder drying process, conveniently carry out solid-state separation with electrolyte and silver powder, fine filter funnel can dismantle with the liquid storage pot simultaneously and conveniently carry out the unloading to silver powder, conveniently carry out solid-liquid separation to silver powder and reduce the influence of nitric acid fog to the staff.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the back structure of the present invention;
fig. 4 is an enlarged view of the structure a in fig. 2 according to the present invention.
In the figure: 1. a support frame; 2. a support plate; 3. a control panel; 4. a pneumatic diaphragm pump; 5. A second electrically operated valve; 6. a first electrically operated valve; 7. an atmospheric valve; 8. a liquid storage tank; 9. a fine filter hopper; 10. sealing heads of the fine filter; 11. a feed inlet; 12. an air outlet; 13. a washing liquid inlet; 14. A cylinder; 15. a motor; 16. a gas delivery pipe; 17. a transfusion tube; 18. a rotating shaft; 19. a stirrer; 20. an observation window; 21. a liquid level sensor; 22. a filter element; 23. a filter assembly; 24. And cleaning the assembly.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
An automatic silver powder filtering and washing integrated machine is shown in figures 1-3 and comprises a support frame 1, a liquid storage tank 8, a fine filter hopper 9, a fine filter end enclosure 10 and a cylinder 14, wherein a support plate 2 is connected inside the support frame 1, filter assemblies 23 are arranged above and below the support plate 2 to facilitate solid-liquid separation of silver powder and electrolyte, a cleaning assembly 24 is arranged above the filter assemblies 23 to facilitate cleaning of the silver powder, a feed inlet 11 is connected to one side of the outer surface of the fine filter end enclosure 10, an observation window 20 is connected to one side of the back of the fine filter end enclosure 10 to facilitate observation of working conditions of the machine by workers during working of the machine, a control panel 3 is arranged on one side inside the support frame 1, a pneumatic diaphragm pump 4, a second electric valve 5, a first electric valve 6, the cylinder 14, a motor 15 and a liquid level sensor 21 are all in electric connection with the control panel 3, and the workers open or close the pneumatic diaphragm pump 4 through the control panel 3, Second motorised valve 5, first motorised valve 6, cylinder 14, motor 15 and level sensor 21.
Referring to fig. 1-4, the filter assembly 23 includes a liquid storage tank 8 located inside the support plate 2, a fine filter 9 is disposed inside the liquid storage tank 8, a filter element 22 is mounted inside the fine filter 9, the filter element 22 is made of titanium material and facilitates solid-liquid separation, a fine filter end enclosure 10 is connected to the top of the fine filter 9, a liquid level sensor 21 is mounted inside the fine filter 9 and facilitates automatic feeding of silver powder, an air cylinder 14 is mounted above the inside of the support frame 1, an output end of the air cylinder 14 is connected to the fine filter end enclosure 10 through a piston rod, an outer ring of the fine filter 9 is tightly connected to an inner ring of the liquid storage tank 8, the fine filter end enclosure 10 is detachably connected to the fine filter 9 through the air cylinder 14 and facilitates detachment of the fine filter 9, an air outlet 12 is connected to an outer surface of the fine filter end enclosure 10 and facilitates drawing out the nitric acid mist.
Referring to fig. 1-3, the cleaning assembly 24 includes a motor 15 located at the top of the fine filter end enclosure 10, the output end of the motor 15 is connected with a rotating shaft 18, both sides of the rotating shaft 18 are connected with stirrers 19, the cleaning assembly 24 includes a pneumatic diaphragm pump 4 located below the inside of the support frame 1, the liquid inlet end of the pneumatic diaphragm pump 4 is connected with a first electric valve 6, liquid is conveniently pumped out, one end of the first electric valve 6 is connected with the bottom of the fine filter hopper 9 through a liquid conveying pipe 17, one side of the fine filter hopper 9 is connected with a gas conveying pipe 16, one end of the gas conveying pipe 16 is connected with a second electric valve 5, a vacuum state is conveniently formed in the liquid storage tank 8, the other end of the gas conveying pipe 16 is connected with an emptying valve 7, the vacuum state of the liquid storage tank 8 is conveniently ended, the back of the fine filter end enclosure 10 is connected with a washing liquid inlet 13, and nitric acid and deionized water can conveniently enter.
The implementation principle of the embodiment is as follows: firstly, a worker connects a feed inlet 11 with a discharge valve of an electrolytic cell through an external metal hose, then connects an exhaust outlet 12 with an exhaust fan through the external metal hose so as to uniformly collect and process nitric acid mist in a fine filter, then discharges silver powder and electrolyte in the electrolytic cell into a filter hopper 9 of the fine filter through the discharge valve, automatically sends a signal to a control panel 3 after sensing the liquid level in a liquid storage tank 8 through a liquid level sensor 21 so as to control the opening and closing of the discharge valve of the electrolytic cell, realizes the automatic control of the discharging of the electrolytic cell, and then closes a second electric valve 5 and a vent valve 7 through the control panel 3 and simultaneously opens a first electric valve 6 and a pneumatic diaphragm pump 4; after the pneumatic diaphragm pump 4 is started, the liquid storage tank 8 forms negative pressure to pump out the electrolyte in the liquid storage tank 8 and the fine filter 9, the first electric valve 6 controls a liquid inlet of the pneumatic diaphragm pump 4, then the electrolyte in the fine filter 9 and the liquid storage tank 8 is filtered by the titanium filter element 22, the electrolyte enters the liquid storage tank 8, the electrolyte is discharged to the next process after passing through the pneumatic diaphragm pump 4, meanwhile, silver powder is intercepted by the titanium filter element 22 to realize the complete separation of the silver powder from the electrolyte, then, a worker closes the pneumatic diaphragm pump 4 and opens the vent valve 7 through the control panel 3, after the vent valve 7 is opened, air enters the liquid storage tank 8 through the air pipe 16 to stop the vacuum state in the liquid storage tank 8, then, the worker adds hot nitric acid into the filter hopper through the washing liquid inlet 13, then, the worker opens the motor 15 through the control panel 3, after the motor 15 is started, the output end drives the rotating shaft 18 to rotate so as to rotate the stirrer 19, fully mixing silver powder in a filter hopper 9 of a fine filter with hot nitric acid, after stirring and washing for 10-30 min, closing a stirring motor 15 by a worker through a control panel 3, then opening a first electric valve 6 and a pneumatic diaphragm pump 4, after the pneumatic diaphragm pump 4 is started, forming negative pressure in a liquid storage tank 8 and the filter hopper 9 of the fine filter to pump out acid solution in the liquid storage tank, sending waste acid solution to the next process after passing through a titanium filter core 22 and the liquid storage tank 8, simultaneously intercepting silver powder by the titanium filter core 22 to realize full contact washing and complete separation of the silver powder and the hot nitric acid, then opening an emptying valve 7 after closing the pneumatic diaphragm pump 4 by the worker through the control panel 3 to ensure that the vacuum state of the liquid storage tank 8 disappears, then adding hot deionized water into the filter hopper 9 of the fine filter through a washing liquid inlet 13 by the worker, and then fully mixing the silver powder in the filter hopper 9 of the fine filter with the hot deionized water by the worker through the control panel 3 and opening the motor 15, after stirring and washing for 5-30 min, a worker closes the motor 15 through the control panel 3 and then opens the first electric valve 6 and the pneumatic diaphragm pump 4 for vacuumizing, wastewater is sent to the next process after passing through the titanium filter element 22 and the liquid storage tank 8, the silver powder and the titanium filter element 22 are intercepted, the silver powder is fully washed and thoroughly separated from water, the water content of the silver powder is reduced, the worker opens the emptying valve 7, the fine filter hopper 9 and the liquid storage tank 8 are communicated with the atmosphere to finish a vacuum state, the worker opens the cylinder 14 through the control panel 3, the output end lifts the fine filter end socket 10 through the piston rod after the cylinder 14 is started, the worker lifts the fine filter hopper 9 through a forklift and then takes out the fine filter hopper, and the fine filter hopper is sent to a silver powder drying process.
Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a silver powder automatic filtration washing all-in-one, includes support frame (1), liquid storage pot (8), secondary filter (9), secondary filter head (10) and cylinder (14), its characterized in that: the inside connection of support frame (1) has backup pad (2), the top and the below of backup pad (2) all are provided with filtering component (23), the top of filtering component (23) is provided with washs subassembly (24).
2. The integrated machine for automatically filtering and washing silver powder according to claim 1, characterized in that: the filter component (23) comprises a liquid storage tank (8) located inside the support plate (2), a fine filter hopper (9) is arranged inside the liquid storage tank (8), a filter element (22) is installed inside the fine filter hopper (9), the filter element (22) is made of a titanium material, and a fine filter end socket (10) is connected to the top of the fine filter hopper (9).
3. The integrated machine for automatically filtering and washing silver powder according to claim 2, characterized in that: wash subassembly (24) including motor (15) that are located fine filter head (10) top, just the output of motor (15) is connected with rotation axis (18), the both sides of rotation axis (18) all are connected with agitator (19), just the internally mounted of fine filter funnel (9) has level sensor (21).
4. The integrated machine for automatically filtering and washing silver powder according to claim 3, characterized in that: wash subassembly (24) including pneumatic diaphragm pump (4) that are located support frame (1) inside below, just the inlet end of pneumatic diaphragm pump (4) is connected with first motorised valve (6), the one end of first motorised valve (6) is passed through transfer line (17) and is connected with the bottom of fine filter (9), just one side of fine filter (9) is connected with gas-supply pipe (16), the one end that gas-supply pipe (16) were connected with second motorised valve (5), just the other end that gas-supply pipe (16) were connected with atmospheric valve (7), the surface of fine filter head (10) is connected with air exit (12), just the back of fine filter head (10) is connected with lotion import (13).
5. The integrated machine for automatically filtering and washing silver powder according to claim 4, characterized in that: the outer surface one side of fine filter head (10) is connected with feed inlet (11), just back one side of fine filter head (10) is connected with observation window (20), cylinder (14) are installed to the inside top of support frame (1), just the output of cylinder (14) is connected with fine filter head (10) through the piston rod.
6. The integrated machine for automatically filtering and washing silver powder according to claim 5, wherein: control panel (3) are installed to inside one side of support frame (1), just pneumatic diaphragm pump (4), second motorised valve (5), first motorised valve (6), cylinder (14), motor (15) and level sensor (21) all with control panel (3) connection by wire.
7. The integrated machine for automatically filtering and washing silver powder according to claim 1, characterized in that: the outer ring of the fine filter hopper (9) is tightly connected with the inner ring of the liquid storage tank (8), and the fine filter seal head (10) is detachably connected with the fine filter hopper (9) through the air cylinder (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120925198.XU CN215387807U (en) | 2021-04-29 | 2021-04-29 | Silver powder automatic filtration washing all-in-one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120925198.XU CN215387807U (en) | 2021-04-29 | 2021-04-29 | Silver powder automatic filtration washing all-in-one |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215387807U true CN215387807U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120925198.XU Active CN215387807U (en) | 2021-04-29 | 2021-04-29 | Silver powder automatic filtration washing all-in-one |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215387807U (en) |
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2021
- 2021-04-29 CN CN202120925198.XU patent/CN215387807U/en active Active
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Address after: 101, Fuxin Environmental Protection Office Building, Building A, No. 57 Longtian North Road, Longtian Community, Longtian Street, Pingshan District, Shenzhen City, Guangdong Province, 518118 Patentee after: SHENZHEN FUXIN ENVIRONMENTAL PROTECTION EQUIPMENT TECHNOLOGY DEVELOPMENT CO.,LTD. Address before: 518000 No. 3011, Shahe Road, Zhangbei community, Longcheng street, Longgang District, Shenzhen, Guangdong Patentee before: SHENZHEN FUXIN ENVIRONMENTAL PROTECTION EQUIPMENT TECHNOLOGY DEVELOPMENT CO.,LTD. |
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| CP02 | Change in the address of a patent holder |