CN214441366U - Powder washing system for copper powder - Google Patents
Powder washing system for copper powder Download PDFInfo
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- CN214441366U CN214441366U CN202023275707.3U CN202023275707U CN214441366U CN 214441366 U CN214441366 U CN 214441366U CN 202023275707 U CN202023275707 U CN 202023275707U CN 214441366 U CN214441366 U CN 214441366U
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Abstract
The utility model belongs to the technical field of copper powder preparation, in particular to a copper powder washing system, which comprises a powder washing tank, a nitrogen making machine, a passivator chemical tank and a water supply tank, wherein a water inlet pipe is connected between the top of the powder washing tank and the water supply tank, a liquid flow meter is arranged on the water inlet pipe, the passivator chemical tank is fixedly arranged on the water inlet pipe, and an electric valve is arranged on a pipeline between the water inlet pipe and the passivator chemical tank; an air inlet pipe is communicated between the top of the powder washing tank and the nitrogen making machine; wash and be equipped with pressure sensor, stirring structure and filter screen in the powder jar, pressure sensor is located washes powder tank deck portion, and the stirring structure is located washes powder jar middle part, and the filter screen is located washes powder jar lower part, washes powder tank bottoms portion and is equipped with the outlet pipe, and the outlet pipe is located the filter screen below. The scheme greatly improves the cleaning efficiency, uses quantitative water to achieve a better cleaning effect, saves the cost, forms better standard for the powder cleaning process, enables the powder cleaning to be more standardized, and simultaneously avoids the oxidation of copper powder in the cleaning process and ensures the quality of the copper powder.
Description
Technical Field
The utility model belongs to the technical field of the copper powder preparation, especially, relate to a powder system is washed to copper powder.
Background
Copper powder is an important raw material for industrial production, and can be used for manufacturing chemical appliances, power appliances, building materials, other industrial devices and appliances, so that the production and the manufacture of the copper powder are very important.
At present, the powder washing process of copper powder usually comprises the step of repeatedly washing the copper powder by adding excessive pure water until the content of acid adhered on the copper powder reaches the standard, but the process has the following problems: the amount of pure water required in the cleaning process is large, and water resources are wasted; the cleaning efficiency is very low, and the acid solution cannot be well washed away; in the cleaning process, copper powder is easily oxidized in the processes of water drainage and water injection, and the quality of the copper powder is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a powder system is washed to copper powder, the washing of realization copper powder that can be quick to prevent that the copper powder from oxidizing in the cleaning process.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a copper powder washing system comprises a powder washing tank, a nitrogen making machine, a passivating agent medicine box and a water supply tank, wherein a water inlet pipe is connected between the top of the powder washing tank and the water supply tank, a liquid flowmeter is arranged on the water inlet pipe, the passivating agent medicine box is fixedly arranged on the water inlet pipe and is communicated with the water inlet pipe through a pipeline, and an electric valve is arranged on the pipeline between the water inlet pipe and the passivating agent medicine box; an air inlet pipe is communicated between the top of the powder washing tank and the nitrogen making machine; wash and be equipped with pressure sensor, stirring structure and filter screen in the powder jar, pressure sensor is located and washes powder tank deck portion, and the stirring structure is located and washes powder jar middle part and be used for the stirring to wash the copper powder, and the filter screen is located and washes powder jar lower part, washes powder tank bottoms portion and is equipped with the outlet pipe, and the outlet pipe is located the filter screen below.
Preferably, the water inlet pipe is provided with a flow meter for measuring the water flow speed.
Preferably, the powder washing tank is provided with a pressure gauge electrically connected with the pressure sensor.
Preferably, the water inlet pipe, the water outlet pipe and the air inlet pipe are all provided with valves.
Preferably, the stirring structure includes motor, pivot and a plurality of stirring leaf, and motor fixed mounting is in washing powder tank top, and the pivot is rotated and is installed in washing powder tank and with motor output shaft, stirring leaf fixed mounting in the pivot.
Preferably, the water outlet pipe is externally connected with a waste liquid storage tank.
The principle of the scheme is as follows: during the washing, will wait to wash during the copper powder adds and wash the powder jar, then pour into the clear water into through the water supply tank to washing in the powder jar, make statistics of the clear water volume of pouring into through fluid flowmeter, close the inlet tube when clear water volume is enough, then utilize the stirring structure to wash the copper powder, open the outlet pipe and start nitrogen generator after the completion of washing for the first time, pressurization nitrogen gas pours into and washes powder jar upper portion, the washing liquid is discharged fast from the outlet pipe under the pressurization of automatic gravity, mobility and nitrogen gas.
After the washing water discharges, the copper powder of bottom piles up in filter screen department, remain on the copper powder and have the washing liquid, clearance between the copper powder is filled by the washing liquid, lead to nitrogen gas can not discharge from the outlet through the copper powder layer, thereby lead to nitrogen gas to pile up washing powder jar upper portion, make and wash the powder jar in have great atmospheric pressure, then, the nitrogen gas that continuously pours into constantly extrudees the copper powder, take off the washing liquid on the copper powder, after pressure sensor in washing the powder jar detects the pressure in washing the powder jar and obviously reduces, show that most washing liquid of copper powder has been taken off, nitrogen gas has been through the discharge of copper powder layer, close nitrogen generator this moment and stop to pour into nitrogen gas into, and at this in-process, nitrogen gas has formed the protective layer between the copper powder and the top, can prevent oxygen and copper powder contact and lead to the copper powder oxidation, guarantee the quality of copper powder. The above steps are then repeated several times until deacidification is complete. And then, pumping clear water into the powder washing tank again, opening the electric valve to enable the passivating agent to enter the water inlet pipe, driving the passivating agent into the powder washing tank by the clear water to form a passivation treatment liquid, forming a protective film on the surface of the copper powder to increase the oxidation resistance of the copper powder, and then cleaning and removing impurity foams and the like in the powder washing tank by the clear water.
Compared with the existing powder washing system, the powder washing system has the advantages that the cleaning efficiency is greatly improved, quantitative water is used to achieve a good cleaning effect, the cost is saved, a good standard is formed for the powder washing process, the powder washing is more standardized, meanwhile, the oxidation of copper powder is avoided in the cleaning process, and the quality of the copper powder is guaranteed.
Drawings
Fig. 1 is a schematic diagram of an embodiment of the present invention.
Reference numerals in the drawings of the specification include: the device comprises a water supply tank 1, a powder washing tank 2, a nitrogen making machine 3, a passivating agent medicine box 4, a water inlet pipe 5, a water pump 6, an electric valve 7, a motor 8, a rotating shaft 9, a stirring blade 10, an air inlet pipe 11, a feed hopper 12, a filter screen 13 and a water outlet pipe 14.
Detailed Description
The following is further detailed by way of specific embodiments:
the embodiment is basically as shown in the attached figure 1: a powder washing system for copper powder comprises a powder washing tank 2, a nitrogen making machine 3, a passivating agent medicine box 4 and a water supply tank 1, wherein a feeding hole is formed in the side wall of the powder washing tank 2, a feeding hopper 12 is arranged at the feeding hole, a feeding valve is arranged in the feeding hopper 12, and copper powder is poured into the powder washing tank 2 through the feeding hopper 12 during feeding; be equipped with out the hopper on the lateral wall of washing powder jar 2 bottom, be equipped with ejection of compact valve in going out the hopper, open during the ejection of compact discharge valve door with the copper powder discharge can.
The top of the powder washing tank 2 is provided with a water inlet pipe 5 and an air inlet pipe 11, the bottom is provided with a water outlet pipe 14, and the water inlet pipe 5, the water outlet pipe 14 and the air inlet pipe 11 are all provided with valves. Wherein, the water inlet pipe 5 is communicated with the water supply tank 1, and when water is supplied, the valve on the water inlet pipe 5 is opened, and then the clean water in the water supply tank 1 is guided into the powder washing tank 2 through the water pump 6. The water inlet pipe 5 is also provided with a liquid flowmeter for measuring water flow and a flow rate meter for measuring water flow rate, and the injected water amount and the flow rate of water flow during water supply can be accurately known through the liquid flowmeter and the flow rate meter.
The whole passivator medical kit 4 is fixed on a frame body of a workshop in a screw connection mode, the passivator medical kit 4 is positioned above the water inlet pipe 5, a pipeline is communicated between the bottom of the passivator medical kit 4 and the water inlet pipe 5, and an electric valve 7 is arranged on the pipeline. When an anti-oxidation film needs to be added on the copper powder, the electric valve 7 on the pipeline is opened, so that benzotriazole particles enter the water inlet pipe 5 through the pipeline, meanwhile, the water pump 6 is started to guide clean water into the powder washing tank 2, and the clean water can bring the benzotriazole particles into the powder washing tank 2 to form a treatment solution when flowing through the water inlet pipe 5. The passivating agent medicine box 4 is arranged on the water inlet pipe 5, so that the benzotriazole particles and water form treatment liquid in the water inlet pipe 5 in advance, and the mixing efficiency and uniformity are improved.
An air inlet pipe 11 at the top of the powder washing tank 2 is communicated with a nitrogen making machine 3, wherein the nitrogen making machine 3 is a small nitrogen making machine commonly used in the industry, and the nitrogen making machine 3 is used for injecting nitrogen with pressure into the powder washing tank 2. Wash the top in the powder jar 2 and install the pressure sensor who is used for the survey to wash 2 internal pressure in the powder jar, wash and be equipped with the manometer of being connected with pressure sensor electricity on the outside lateral wall of powder jar 2, can more audio-visual demonstration wash the pressure of powder jar 2 insides through the manometer. Still be equipped with stirring structure and filter screen 13 in washing powder jar 2, the stirring structure includes motor 8, pivot 9 and a plurality of stirring leaf 10, and motor 8 passes through support frame fixed mounting at the top of washing powder jar 2, and pivot 9 rotates through the bearing to be installed on the roof of washing powder jar 2, and pivot 9 upper end and the coaxial rigid coupling of motor 8's output shaft, stirring leaf 10 pass through the fix with screw on pivot 9. The filter screen 13 is fixedly connected to the lower part of the powder washing tank 2 through screws, the filter screen 13 is integrally arranged in an inclined mode with a lower left side and a higher right side, and the left side of the filter screen 13 is connected with a discharge hole of the powder washing tank 2.
The outlet pipe 14 is located the bottom of washing powder jar 2, and the outlet pipe 14 outer end is connected with the waste liquid bin (not shown in the figure), utilizes the waste liquid bin will wash the collection liquid and collect, is convenient for follow-up washing liquid to retrieve going on of steps such as recycling.
The principle of the scheme is as follows: during the washing, to wait to wash copper powder and add through feeder hopper 12 and wash in the powder jar 2, then pour into the clear water into through water supply tank 1 to washing powder jar 2, make statistics of the clear water volume of pouring into through fluid flowmeter, close inlet tube 5 when clear water volume is enough, then utilize the stirring structure to wash the copper powder, open outlet pipe 14 and start nitrogen generator 3 after the completion of washing for the first time, pressurization nitrogen gas pours into and washes powder jar 2 upper portions, the washing liquid is at automatic gravity, from outlet pipe 14 quick discharge under the pressurization of mobility and nitrogen gas.
After washing water discharge, the copper powder of bottom is piled up in filter screen 13 department, remain on the copper powder and have the washing liquid, the clearance between the copper powder is filled by the washing liquid, lead to nitrogen gas can not discharge from the outlet through the copper powder layer, thereby lead to nitrogen gas to pile up washing powder jar 2 upper portions, make and wash and have great atmospheric pressure in the powder jar 2, then, the nitrogen gas that continuously injects constantly extrudees the copper powder, take off the washing liquid on the copper powder, after pressure sensor in washing powder jar 2 detects the pressure that washes in the powder jar 2 and obviously reduces, explain that most washing liquid of copper powder has been taken off, nitrogen gas has been discharged through the copper powder layer, close nitrogen generator 3 this moment and stop injecting nitrogen gas. The above steps are then repeated several times until deacidification is complete. Then, pumping clear water into the powder washing tank 2 again, opening the electric valve 7 to enable benzotriazole particles to enter the water inlet pipe 5, driving the benzotriazole particles to enter the powder washing tank 2 by the clear water to form a treatment solution, forming a protective film on the surface of the copper powder in the cleaning process to increase the oxidation resistance of the copper powder, and then cleaning and removing impurity foams and the like in the powder washing tank 2 by the clear water.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. A powder system is washed to copper powder which characterized in that: the device comprises a powder washing tank (2), a nitrogen making machine (3), a passivating agent medicine box (4) and a water supply tank (1), wherein a water inlet pipe (5) is connected between the top of the powder washing tank (2) and the water supply tank (1), a liquid flow meter is arranged on the water inlet pipe (5), the passivating agent medicine box (4) is fixedly arranged on the water inlet pipe (5) and is communicated with the water inlet pipe (5) through a pipeline, and an electric valve (7) is arranged on the pipeline between the water inlet pipe (5) and the passivating agent medicine box (4); an air inlet pipe (11) is communicated between the top of the powder washing tank (2) and the nitrogen making machine (3); wash and be equipped with pressure sensor, stirring structure and filter screen (13) in powder jar (2), pressure sensor is located and washes powder jar (2) top, and the stirring structure is located and washes powder jar (2) middle part and be used for the stirring to wash the copper powder, and filter screen (13) are located and wash powder jar (2) lower part, wash powder jar (2) bottom and are equipped with outlet pipe (14), and outlet pipe (14) are located filter screen (13) below.
2. The copper powder scrubbing system of claim 1, wherein: the water inlet pipe (5) is provided with a flow meter for measuring the water flow speed.
3. The copper powder washing system of claim 1 or 2, wherein: a pressure gauge electrically connected with the pressure sensor is arranged on the powder washing tank (2).
4. The copper powder washing system of claim 1 or 2, wherein: valves are arranged on the water inlet pipe (5), the water outlet pipe (14) and the air inlet pipe (11).
5. The copper powder scrubbing system of claim 3, wherein: valves are arranged on the water inlet pipe (5), the water outlet pipe (14) and the air inlet pipe (11).
6. The copper powder scrubbing system of claim 1, 2 or 5, wherein: stirring structure includes motor (8), pivot (9) and a plurality of stirring leaf (10), and motor (8) fixed mounting is in washing powder jar (2) top, and pivot (9) rotate to be installed in washing powder jar (2) and with motor (8) output shaft, stirring leaf (10) fixed mounting is on pivot (9).
7. The copper powder scrubbing system of claim 4, wherein: stirring structure includes motor (8), pivot (9) and a plurality of stirring leaf (10), and motor (8) fixed mounting is in washing powder jar (2) top, and pivot (9) rotate to be installed in washing powder jar (2) and with motor (8) output shaft, stirring leaf (10) fixed mounting is on pivot (9).
8. The copper powder scrubbing system of claim 1, 2, 5, or 7, wherein: the water outlet pipe (14) is externally connected with a waste liquid storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023275707.3U CN214441366U (en) | 2020-12-30 | 2020-12-30 | Powder washing system for copper powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023275707.3U CN214441366U (en) | 2020-12-30 | 2020-12-30 | Powder washing system for copper powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214441366U true CN214441366U (en) | 2021-10-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023275707.3U Active CN214441366U (en) | 2020-12-30 | 2020-12-30 | Powder washing system for copper powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214441366U (en) |
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2020
- 2020-12-30 CN CN202023275707.3U patent/CN214441366U/en active Active
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