CN219741158U - Polarization device of piezoelectric ceramics - Google Patents
Polarization device of piezoelectric ceramics Download PDFInfo
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- CN219741158U CN219741158U CN202320628810.6U CN202320628810U CN219741158U CN 219741158 U CN219741158 U CN 219741158U CN 202320628810 U CN202320628810 U CN 202320628810U CN 219741158 U CN219741158 U CN 219741158U
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- 230000010287 polarization Effects 0.000 title claims abstract description 129
- 239000000919 ceramic Substances 0.000 title claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005684 electric field Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Abstract
The piezoelectric ceramic polarization device is characterized in that a polarization box and an electric control box are arranged on a table, an intelligent temperature controller and an internal and external circulating fan are arranged on the inner side wall of the polarization box, a heating plate is arranged at the bottom in the polarization box, a plurality of polarization connecting rods are vertically arranged at the inner top of the polarization box, polarization clamps are arranged at the ends of the polarization connecting rods, and a positive electrode end and a negative electrode end are arranged on the polarization clamps; and the electric control box controls the operation of the heating plate and the operation of the internal and external circulating fans according to the temperature information acquired by the intelligent temperature controller, and releases set voltages to the positive electrode end and the negative electrode end of the polarization clamp. The utility model adopts a polarization mode in an air environment in the polarization box, the polarization electric field required by the polarization mode is far lower than the polarization electric field required by oil bath polarization, and the effect of quickly cooling after the piezoelectric ceramic is polarized is realized, thereby improving the polarization efficiency of the piezoelectric ceramic, simultaneously realizing the real-time linkage of the polarization voltage and the polarization temperature of the piezoelectric ceramic, and meeting the use requirement of real-time control of the polarization voltage and the polarization temperature of the piezoelectric ceramic.
Description
Technical Field
The utility model belongs to the technical field of semiconductor devices, and particularly relates to a piezoelectric ceramic polarization device.
Background
Piezoelectric ceramics are widely used as functional materials for mutually converting mechanical properties and electrical properties in various fields such as communication, measurement, biology, aerospace and the like. Known as indispensable modern critical materials and components. Along with the rapid development of science and technology, the application range of the piezoelectric ceramic sheet becomes wider. Based on the above, it is urgent to develop a novel piezoelectric ceramic material with higher curie temperature, larger piezoelectric stress constant and high mechanical strength. In the process of preparing the piezoelectric ceramic device, a polarization process is a key process. The polarization process is the process of domain structure movement and development in piezoelectric ceramics. The piezoelectric ceramic is an isotropic body before artificial polarization, and does not display piezoelectric effect to the outside; after polarization, the material becomes an anisotropic body, and has a piezoelectric effect. The piezoelectric, dielectric and elastic properties of the polarized piezoelectric ceramic are all related to the polarization degree. The patent number ZL202020888462.2, chinese patent entitled "Multi-chuck self-heating oil bath piezoelectric ceramic polarization device", discloses an oil bath type piezoelectric ceramic polarization device, which needs a high polarization electric field and needs to be performed in an oil bath environment, piezoelectric ceramics need to be cleaned after polarization is completed, the process steps are numerous, the process environment is complex, the cooling time after polarization is slow, the number of single piezoelectric products is small, and the polarization efficiency is low. Meanwhile, when the piezoelectric ceramic polarizing device polarizes, a piezoelectric product to be polarized is immersed in the polarizing oil groove, the polarization temperature of the piezoelectric ceramic is adjusted through the temperature of silicone oil, the temperature adjustment speed of the silicone oil is low, the temperature control difficulty of the piezoelectric ceramic polarizing device is high, and the real-time linkage of the polarization voltage and the polarization temperature of the piezoelectric ceramic cannot be realized.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the piezoelectric ceramic polarization device which has the advantages of high polarization cooling speed, large polarization quantity and high polarization efficiency and can link the polarization temperature and the polarization voltage.
The technical scheme adopted for solving the technical problems is as follows: the piezoelectric ceramic polarization device is characterized in that a polarization box and an electric control box are arranged on a table, an intelligent temperature controller and an internal and external circulating fan are arranged on the inner side wall of the polarization box, a heating plate is arranged at the bottom in the polarization box, a plurality of polarization connecting rods are vertically arranged at the inner top of the polarization box, polarization clamps are arranged at the ends of the polarization connecting rods, and a positive electrode end and a negative electrode end are arranged on the polarization clamps; the intelligent temperature control instrument is connected with the electric control box and used for monitoring the internal temperature of the polarization box, the heating plate is connected with the electric control box and used for heating the inside of the polarization box, the internal and external circulating fans are connected with the electric control box and used for enabling the temperature in the polarization box to be evenly distributed, the positive electrode end and the negative electrode end of the polarization clamp are connected with the electric control box and used for receiving polarization voltage released by the electric control box, and the electric control box controls the operation of the heating plate and the operation of the internal and external circulating fans according to temperature information acquired by the intelligent temperature control instrument 7 and releases set voltage to the positive electrode end and the negative electrode end of the polarization clamp 3.
As a preferable technical scheme, the inner and outer circulating fans comprise centrifugal fans and blowers, and radiating holes are formed in the side walls of the polarized boxes.
As a preferable technical scheme, the number of the polarization connecting rods is 10-30, and the polarization connecting rods are distributed in an array mode.
As an optimized technical scheme, the table is also provided with a display, and the display is connected with the electric control box and is used for displaying temperature, wind power and polarization voltage information of the polarization box.
The beneficial effects of the utility model are as follows:
the utility model adopts a polarization mode in the air environment in the polarization box, and the polarization electric field required by the polarization mode of the piezoelectric ceramic is far lower than that required by the oil bath polarization. Meanwhile, an internal and external circulating fan is arranged in the polarization box, and can transmit cold air in an external environment to the polarization heating box after the piezoelectric ceramics are polarized, so that the effect of quickly cooling the piezoelectric ceramics after the piezoelectric ceramics are polarized is realized, and the polarization efficiency of the piezoelectric ceramics is improved; an intelligent temperature controller is arranged in the polarization heating box, and the temperature in the polarization heating box can be adjusted and monitored rapidly in real time, so that the real-time linkage of the polarization voltage and the polarization temperature of the piezoelectric ceramic is realized, and the use requirement for the real-time control of the polarization voltage and the polarization temperature of the piezoelectric ceramic is met.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a left side view of fig. 1.
Wherein: a polarization box 1; a polarization link 2; a polarization jig 3; a blower 4; a heat radiation hole 5; a heating sheet 6; an intelligent temperature controller 7; a centrifugal fan 8; a table 9; an electrical control box 10; a display 11.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, but the present utility model is not limited to the following embodiments.
In fig. 1 and 2, the polarization device of the piezoelectric ceramic of the embodiment is that a polarization box 1, an electrical control box 10 and a display 11 are installed on a table 9, an intelligent temperature controller 7, an internal and external circulating fan and a radiating hole 5 are arranged on the inner side wall of the polarization box 1, the intelligent temperature controller 7 is used for monitoring the internal temperature of the polarization box 1 in real time, the internal and external circulating fan comprises a centrifugal fan 8 and a blower 4, the centrifugal fan 8 is used for conveying cold air in an external environment to the inside of the polarization box 1, the centrifugal fan 8 is a product sold in the market, the blower 4 is used for stirring air in the polarization box 1, so that the internal temperature of a polarization heating box is more uniform, the blower 4 is a product sold in the market, a heating plate 6 is installed in the inside of the polarization box 1, 10-30 polarization connecting rods 2 distributed in an array are vertically arranged at the inner top of the polarization box, the heating plate 6 is used for heating the air in the polarization box 1, a polarization clamp 3 is arranged at the end of the polarization connecting rod 2, and a positive electrode end and a negative electrode end are arranged on the polarization clamp 3, and the polarized piezoelectric ceramic is held on the polarization clamp.
The intelligent temperature controller 7 of this embodiment links to each other with electric control box 10 for monitor polarization case 1 inside temperature, heating plate 6 links to each other with electric control box 10, be used for heating polarization case 1 inside, inside and outside circulation fan links to each other with electric control box 10, be used for making the temperature evenly distributed in the polarization case 1, the positive pole end and the negative pole end of polarization anchor clamps 3 link to each other with electric control box 10, be used for receiving the polarization voltage that electric control box 10 released, display 11 links to each other with electric control box 10, be used for showing the temperature of polarization case 1, wind-force, polarization voltage information, electric control box 10 is according to the temperature information that intelligent temperature controller 7 gathered, control heating plate 6 operation and inside and outside circulation fan work, and release the settlement voltage to the positive pole end and the negative pole end of polarization anchor clamps 3.
The working principle of the utility model is as follows:
heating before polarization: the electric control box 10 controls the heating plate 6 to start heating, the intelligent temperature controller 7 monitors the internal temperature of the polarized heating box in real time, the heating plate 6 stops heating after being heated to the set temperature of polarization, and meanwhile, the blower 4 in the internal and external circulating fans starts working to continuously stir the air in the polarized heating box, so that the internal temperature of the polarized heating box is uniform.
Polarization: the electric control box 10 releases the set voltage to the two ends of the polarization clamp 3 for polarization.
Cooling after polarization: after polarization is completed, the electric control box 10 controls the centrifugal fan 8 in the internal and external circulating fans to transmit cold air in the external environment into the polarization box 1, and hot air in the polarization box 1 is discharged out through the heat dissipation holes 5, so that the function of rapid cooling is realized.
Claims (4)
1. A piezoelectric ceramic polarizing device, characterized in that: a polarization box (1) and an electric control box (10) are arranged on the table (9), an intelligent temperature controller (7) and an internal and external circulating fan are arranged on the inner side wall of the polarization box (1), a heating plate (6) is arranged at the inner bottom of the polarization box (1), a plurality of polarization connecting rods (2) are vertically arranged at the inner top, a polarization clamp (3) is arranged at the end part of the polarization connecting rod (2), and a positive electrode end and a negative electrode end are arranged on the polarization clamp (3); the intelligent temperature control instrument (7) is connected with the electric control box (10) and used for monitoring the internal temperature of the polarization box (1), the heating plate (6) is connected with the electric control box (10) and used for heating the inside of the polarization box (1), the internal and external circulating fans are connected with the electric control box (10) and used for enabling the temperature in the polarization box (1) to be evenly distributed, the positive electrode end and the negative electrode end of the polarization clamp (3) are connected with the electric control box (10) and used for receiving polarization voltage released by the electric control box (10), and the electric control box (10) controls the operation of the heating plate (6) and the operation of the internal and external circulating fans and releases set voltage to the positive electrode end and the negative electrode end of the polarization clamp (3) according to temperature information acquired by the intelligent temperature control instrument (7).
2. The piezoelectric ceramic polarizing device according to claim 1, wherein: the inner and outer circulating fans comprise centrifugal fans (8) and blowers (4), and radiating holes (5) are formed in the side walls of the polarized boxes (1).
3. The piezoelectric ceramic polarizing device according to claim 1, wherein: the number of the polarization connecting rods (2) is 10-30, and the polarization connecting rods are distributed in an array mode.
4. The piezoelectric ceramic polarizing device according to claim 1, wherein: the table (9) is also provided with a display (11), and the display (11) is connected with the electric control box (10) and is used for displaying the temperature, wind power and polarization voltage information of the polarization box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320628810.6U CN219741158U (en) | 2023-03-28 | 2023-03-28 | Polarization device of piezoelectric ceramics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320628810.6U CN219741158U (en) | 2023-03-28 | 2023-03-28 | Polarization device of piezoelectric ceramics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219741158U true CN219741158U (en) | 2023-09-22 |
Family
ID=88028969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320628810.6U Active CN219741158U (en) | 2023-03-28 | 2023-03-28 | Polarization device of piezoelectric ceramics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219741158U (en) |
-
2023
- 2023-03-28 CN CN202320628810.6U patent/CN219741158U/en active Active
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