CN213580340U - Electrochemical corrosion device for laboratory - Google Patents
Electrochemical corrosion device for laboratory Download PDFInfo
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- CN213580340U CN213580340U CN202022201871.3U CN202022201871U CN213580340U CN 213580340 U CN213580340 U CN 213580340U CN 202022201871 U CN202022201871 U CN 202022201871U CN 213580340 U CN213580340 U CN 213580340U
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- bottom cover
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Abstract
The utility model discloses an electrochemical corrosion device for laboratory, which comprises a cylinder body, wherein the bottom of the cylinder body is open, and a bottom cover is in threaded connection with the cylinder body; a first electrode plate is adhered to the upper surface of the bottom cover, two parallel oppositely-arranged clamping plates are arranged on two sides of the first electrode plate, two fixing screws are arranged between the two clamping plates, and a sample is placed in a gap formed by the two clamping plates and the fixing screws; a liquid leakage hole is formed in the side edge of the partition plate arranged in the middle of the cylinder body; an electrode support is arranged below the partition plate, the edge of the electrode support is fixed on the inner wall of the cylinder, and a second electrode plate is placed on the electrode support. The utility model arranges the clamping device of the sample on the bottom cover, so that the manual clamping is not needed in the corrosion process, thereby avoiding the potential safety hazard that the operators are burnt; the corrosion operation is carried out in the cylinder, and the gas generated in the chemical reaction process is collected in time and is treated in a chemical way, so that the environmental pollution in the reaction process is avoided.
Description
Technical Field
The utility model relates to a metallography detects technical field, specific electrochemical corrosion ware is used in laboratory that says so.
Background
In metallographic examination, some tests require electrochemical corrosion. The traditional electrochemical corrosion is carried out in an open environment, various toxic, harmful and volatile corrosive liquid solutions easily pollute the environment, and the corrosive liquid cannot be reused, so that great waste is caused. In the corrosion process, a clamp for clamping a sample is not fixed, and a method for manually clamping the sample is adopted, so that the contact between an operator and various corrosive solutions is increased, and potential safety hazards exist. Because the time required by the electrochemical corrosion is longer, the sample is manually clamped for a long time, and the labor intensity is increased. The process of electrochemical corrosion is inconvenient to observe, and the traditional electrochemical corrosion is only carried out by connecting a lead with a power supply and using a larger electrode without fixation, so that the corrosion of a sample is uneven, and the test result is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electrochemical corrosion ware is used in laboratory to solve traditional laboratory electrochemical corrosion manual centre gripping sample when operation, intensity of labour is big, has the potential safety hazard, the problem of experiment process volatile substances polluted environment.
In order to solve the technical problem, the utility model discloses the technical scheme who takes does:
an electrochemical corrosion device for a laboratory comprises a transparent barrel, wherein the bottom of the barrel is open, a bottom cover is arranged below the barrel, and the bottom cover is in threaded connection with the barrel; a first electrode plate is adhered to the upper surface of the bottom cover, one side of the first electrode plate is connected with a first electrode lead, and the first electrode lead penetrates through the lower part of the side wall of the bottom cover and extends to the outside of the bottom cover; two parallel oppositely-arranged clamping plates are arranged on two sides of the first electrode plate, two fixing screws are arranged between the two clamping plates, and a sample is placed in a gap formed by the two clamping plates and the fixing screws;
a partition plate is arranged in the middle of the cylinder body, and liquid leakage holes are formed in the side edge of the partition plate; an electrode support is arranged below the partition plate, the edge of the electrode support is fixed on the inner wall of the cylinder, a second electrode plate is placed on the electrode support, a second electrode wire is installed on one side of the second electrode plate, and the wall of the cylinder penetrating through the cylinder extends out of the cylinder.
Preferably, an adjusting gasket and an adjusting nut are arranged on the fixing screw rod between the two clamping plates.
Preferably, a ball valve is assembled at the liquid leakage hole on the partition plate, and a handle of the ball valve is positioned outside the cylinder body.
Preferably, the top of the cylinder body is provided with an air leakage hole, and an air blocking plug is arranged in the air leakage hole.
Preferably, the number of the bolts is 1 to 3.
Preferably, the barrel is made of glass materials or organic glass materials.
The utility model discloses a working process does:
before the experiment, the air blocking plug is arranged in the air leakage hole, the spherical valve is opened, the opening of the cylinder body is upward, and a proper amount of corrosive liquid is injected into the cylinder body; then placing the second electrode sheet on the electrode support; assembling an adjusting gasket and an adjusting nut on the bottom cover, placing a sample in a gap formed by the two fixing screws, adjusting the position of the adjusting nut, and screwing the bottom cover onto the barrel after clamping the sample; the cylinder is turned over, the opening of the cylinder is downward, and corrosive liquid falls into the upper portion of the bottom cover from the liquid seepage hole and gradually passes through the sample and the second electrode plate above the sample. And (4) removing the air blocking plug at the top of the cylinder body, and communicating the air leakage hole with the tail gas absorption device. And connecting the first electrode lead and the second electrode lead with a power supply, and starting the power supply to perform electrochemical corrosion operation.
After the experiment was accomplished, overturn the barrel once more, make the barrel opening up, liquid in the barrel flows out once more from the sepage hole, unscrews the bottom, takes out the sample, can carry out the metallographic examination.
The utility model has the advantages that:
(1) the utility model arranges the clamping device of the sample on the bottom cover, so that the manual clamping is not needed in the corrosion process, thereby avoiding the potential safety hazard that the operators are burnt; the corrosion operation is carried out in the cylinder, and the gas generated in the chemical reaction process is timely collected and chemically treated, so that the environmental pollution in the reaction process is avoided;
(2) the utility model is provided with the adjusting shim and the adjusting nut on the clamping device arranged above the bottom cover, which can be adjusted according to the size of the sample, thereby ensuring that the sample can be firmly clamped;
(3) the utility model is provided with two large electrodes, and the two electrodes are soaked in corrosive liquid in electrochemical corrosion, so that the sample is more uniformly corroded by the electrochemistry;
(4) the utility model discloses well barrel forms for transparent corrosion-resistant material preparation, and operating personnel can monitor the corruption situation of sample at any time, guarantees the accuracy of detected data.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the bottom cover of FIG. 1;
FIG. 3 is a schematic view of the cartridge of FIG. 1;
in the figure: 1. the electrode comprises a bottom cover, 2, a cylinder, 3, a fixing screw, 4, an electrode support, 5, an air leakage hole, 6, a spherical valve, 7, an air blocking plug, 8, a partition plate, 9, an adjusting nut, 10, a sample, 11, an adjusting gasket, 12, a first electrode lead, 13, a first electrode piece, 14, a clamping plate, 15, a second electrode piece, 16 and a second electrode lead.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the electrochemical corrosion device for the laboratory comprises a transparent barrel 2, wherein the bottom of the barrel 2 is open, a bottom cover 1 is arranged below the barrel 2, a first electrode sheet 13 is adhered to the upper surface of the bottom cover 1, one side of the first electrode sheet 13 is connected with a first electrode lead 12, and the first electrode lead 12 penetrates through the lower part of the side wall of the bottom cover 1 and extends to the outside of the bottom cover 1; two parallel oppositely-arranged clamping plates 14 are arranged on two sides of the first electrode plate 13, two fixing screws 3 are arranged between the two clamping plates 14, and the sample 10 is placed in a gap formed by the two clamping plates 14 and the fixing screws 3; an adjusting gasket 11 and an adjusting nut 9 are arranged on the fixing screw rod between the two clamping plates 14.
A partition plate 8 is arranged in the middle of the barrel 2, and liquid leakage holes are formed in the side edge of the partition plate 8; an electrode support 4 is arranged below the partition plate 8, the edge of the electrode support 4 is fixed on the inner wall of the cylinder 2, a second electrode plate 15 is placed on the electrode support 4, a second electrode lead 16 is installed on one side of the second electrode plate 15, and the cylinder wall penetrating through the cylinder 2 extends out of the cylinder 2.
A ball valve 6 is assembled at the liquid leakage hole on the clapboard 8, and the handle of the ball valve 6 is positioned outside the cylinder body 2.
The top of the cylinder body 2 is provided with an air leakage hole 5, and an air blocking plug 7 is arranged in the air leakage hole 5.
The barrel 2 is made of glass or organic glass.
The utility model discloses a working process does:
before the experiment, an air blocking plug 7 is arranged in an air leakage hole 5, a ball valve 6 is opened, the opening of a cylinder body 2 is upward, and a proper amount of corrosive liquid is injected into the cylinder body 2; then the second electrode sheet 15 is placed on the electrode holder 4; assembling an adjusting gasket 11 and an adjusting nut 9 on the bottom cover 1, placing a sample 10 in a gap formed by the two fixing screws 3, adjusting the position of the adjusting nut 9, and screwing the bottom cover 1 to the barrel 2 after clamping the sample 10; the cylinder 2 is turned over, the opening of the cylinder 1 is downward, and the corrosive liquid falls into the upper part of the bottom cover 1 from the liquid seepage hole and gradually passes through the sample 10 and the second electrode plate 15 above the sample 10. And (5) removing the air blocking plug 7 at the top of the cylinder body 2, and communicating the air leakage hole 5 with the tail gas absorption device. The first electrode lead 12 and the second electrode lead 16 are connected to a power source, and the power source is turned on to perform an electrochemical etching operation.
After the experiment is completed, the barrel 2 is turned over again, so that the opening of the barrel 2 is upward, the liquid in the barrel 2 flows out again from the liquid seepage hole, the bottom cover 1 is unscrewed, the sample 10 is taken out, and metallographic detection can be performed.
The utility model arranges the clamping device of the sample on the bottom cover, so that the manual clamping is not needed in the corrosion process, thereby avoiding the potential safety hazard that the operators are burnt; the corrosion operation is carried out in the cylinder, and the gas generated in the chemical reaction process is collected in time and is treated in a chemical way, so that the environmental pollution in the reaction process is avoided.
Claims (5)
1. The utility model provides an electrochemical corrosion ware is used in laboratory, includes transparent barrel (2), and the bottom of barrel (2) is uncovered, and the below of barrel (2) is provided with bottom (1), bottom (1) and barrel (2) threaded connection, its characterized in that: a first electrode sheet (13) is adhered to the upper surface of the bottom cover (1), one side of the first electrode sheet (13) is connected with a first electrode lead (12), and the first electrode lead (12) penetrates through the lower part of the side wall of the bottom cover (1) and extends to the outside of the bottom cover (1); two parallel oppositely-arranged clamping plates (14) are arranged on two sides of the first electrode plate (13), two fixing screws (3) are arranged between the two clamping plates (14), and the sample (10) is placed in a gap formed by the two clamping plates (14) and the fixing screws (3);
a partition plate (8) is arranged in the middle of the barrel (2), and liquid leakage holes are formed in the side edge of the partition plate (8); the lower part of baffle (8) sets up electrode holder (4), and the edge of electrode holder (4) is fixed on the inner wall of barrel (2), has placed second electrode piece (15) on electrode holder (4), installs second electrode wire (16) in second electrode piece (15) one side, and the section of thick bamboo wall that runs through barrel (2) extends outside barrel (2).
2. The laboratory electrochemical etcher of claim 1, wherein: and an adjusting gasket (11) and an adjusting nut (9) are arranged on the fixing screw rod between the two clamping plates (14).
3. The laboratory electrochemical etcher of claim 1 or 2, wherein: a ball valve (6) is assembled at the liquid leakage hole on the partition plate (8), and a handle of the ball valve (6) is positioned outside the cylinder body (2).
4. The laboratory electrochemical etcher of claim 3, wherein: the top of the cylinder body (2) is provided with an air leakage hole (5), and an air blocking plug (7) is arranged in the air leakage hole (5).
5. The laboratory electrochemical etcher of claim 4, wherein: the barrel (2) is made of glass materials or organic glass materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022201871.3U CN213580340U (en) | 2020-09-30 | 2020-09-30 | Electrochemical corrosion device for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022201871.3U CN213580340U (en) | 2020-09-30 | 2020-09-30 | Electrochemical corrosion device for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213580340U true CN213580340U (en) | 2021-06-29 |
Family
ID=76580376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022201871.3U Active CN213580340U (en) | 2020-09-30 | 2020-09-30 | Electrochemical corrosion device for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213580340U (en) |
-
2020
- 2020-09-30 CN CN202022201871.3U patent/CN213580340U/en active Active
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