CN110068712A - A kind of four probe tester of buckle-type - Google Patents
A kind of four probe tester of buckle-type Download PDFInfo
- Publication number
- CN110068712A CN110068712A CN201910347441.1A CN201910347441A CN110068712A CN 110068712 A CN110068712 A CN 110068712A CN 201910347441 A CN201910347441 A CN 201910347441A CN 110068712 A CN110068712 A CN 110068712A
- Authority
- CN
- China
- Prior art keywords
- probe
- fiber wood
- snap
- type
- wood column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000523 sample Substances 0.000 title claims abstract description 43
- 239000000835 fiber Substances 0.000 claims abstract description 26
- 239000002023 wood Substances 0.000 claims abstract description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000012360 testing method Methods 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims abstract description 19
- 239000010949 copper Substances 0.000 claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- -1 temperature sensor Chemical compound 0.000 claims 1
- 229910052738 indium Inorganic materials 0.000 abstract description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- 238000005457 optimization Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- KFNJUIWVLBMCPW-UHFFFAOYSA-N calcium lanthanum(3+) manganese(2+) oxygen(2-) Chemical compound [O-2].[Mn+2].[La+3].[Ca+2] KFNJUIWVLBMCPW-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000001931 thermography Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
本发明涉及一种卡扣式四探针测试装置，包括铝管、纤维木柱、接线柱、探针、垫片、活动卡扣、铜线、温度传感器、铜套，所述探针为四根，探针嵌入到纤维木柱中，活动卡扣系在纤维木柱的一端，活动卡扣另一端用来固定样品，温度传感器嵌入纤维木柱的下端，四根铜线分别接入四根探针的一端，中间连接4个接线柱作固定使用。本发明的装置装卸方便快捷，相对于压铟法测试更加简便快捷。本发明的装置相对于下压式四探针，测试更加准确，且对样品的损坏更小。本发明的装置电极接触性能良好，能更好的测试样品的性能。本发明的装置体积小巧，方便测试与运输。
The invention relates to a snap-type four-probe testing device, comprising an aluminum tube, a fiber wood post, a connecting post, a probe, a gasket, a movable clip, a copper wire, a temperature sensor, and a copper sleeve. The probe is embedded in the fiber wood column, the movable buckle is tied to one end of the fiber wood column, the other end of the movable buckle is used to fix the sample, the temperature sensor is embedded in the lower end of the fiber wood column, and the four copper wires are respectively connected to four One end of the probe is connected with 4 binding posts in the middle for fixed use. The device of the invention is convenient and quick to assemble and disassemble, and is more convenient and quicker than the indium pressing method. Compared with the push-down four-probe, the device of the present invention has more accurate testing and less damage to the sample. The device of the invention has good electrode contact performance and can better test the performance of the sample. The device of the present invention is small in size and convenient for testing and transportation.
Description
技术领域technical field
本发明涉及一种电学性能测量系统，更具体的说是一种卡扣式四探针测试装置，属于电学检测领域。The invention relates to an electrical performance measurement system, in particular to a snap-type four-probe testing device, which belongs to the field of electrical testing.
背景技术Background technique
随着我国经济的不断发展，新材料的研发成为当今世界各地的热点，而具有钙钛矿型结构稀土掺杂锰氧化物La5/8(Ca3/8-xSrx)MnO3多晶陶瓷材料作为强关联材料的热点之一，与低温超导一样吸引了大批研究者们的激情。对于La5/8(Ca3/8-xSrx)MnO3多晶材料而言，目前主要有两个方面的特性极具应用潜质：1.CMR效应2.金属-绝缘态转变效应。其中的CMR效应能够应用于磁性器件中，比如：随机存储器、自旋阀器件、高密度磁存储磁头、磁制冷等。而剧烈的金属-绝缘体转变效应则可以应用于红外热辐射测量器件还有红外热成像显示器件中。为了改善材料的金属-绝缘转变温度和电阻温度系数，因此对样品进行电阻-温度的测试是必要的。With the continuous development of China's economy, the research and development of new materials has become a hot spot around the world, and the rare earth-doped manganese oxide La 5/8 (Ca 3/8-x Sr x )MnO 3 polycrystalline As one of the hotspots of strongly correlated materials, ceramic materials have attracted the enthusiasm of a large number of researchers just like low-temperature superconductivity. For the La 5/8 (Ca 3/8-x Sr x )MnO 3 polycrystalline material, there are currently two main characteristics with great potential for application: 1. CMR effect 2. Metal-insulating state transition effect. The CMR effect can be used in magnetic devices, such as random access memory, spin valve devices, high-density magnetic storage heads, magnetic refrigeration, and the like. The dramatic metal-insulator transition effect can be applied to infrared thermal radiation measurement devices and infrared thermal imaging display devices. In order to improve the metal-insulation transition temperature and resistance temperature coefficient of the material, it is necessary to conduct resistance-temperature tests on the samples.
而目前对于温度电阻系数测量仍然存在着各种问题，例如设备成本太高，测试装备装卸复杂等一系列的问题。因此开发出一种温度电阻系数测量设备是当今急需要的一步。At present, there are still various problems in the measurement of temperature resistivity, such as the high cost of equipment, complicated loading and unloading of test equipment and a series of problems. Therefore, it is an urgently needed step to develop a temperature resistivity measuring device.
发明内容SUMMARY OF THE INVENTION
为了解决背景技术中存在的问题，本发明提供了一种卡扣式四探针测试装置。In order to solve the problems existing in the background art, the present invention provides a snap-type four-probe testing device.
为了实现上述目的，本发明采用如下技术方案：In order to achieve the above object, the present invention adopts the following technical solutions:
一种卡扣式四探针测试装置，包括铝管、纤维木柱、接线柱、探针、垫片、活动卡扣、铜线、温度传感器、铜套，所述探针为四根，探针嵌入到纤维木柱中，活动卡扣系在纤维木柱的一端，活动卡扣另一端用来固定样品，温度传感器嵌入纤维木柱的下端，四根铜线分别接入四根探针的一端，中间连接4个接线柱作固定使用。A snap-type four-probe testing device, comprising an aluminum tube, a fiber wood post, a terminal post, a probe, a gasket, a movable clip, a copper wire, a temperature sensor, and a copper sleeve. The needle is embedded in the fiber wood column, the movable buckle is tied to one end of the fiber wood column, the other end of the movable buckle is used to fix the sample, the temperature sensor is embedded in the lower end of the fiber wood column, and the four copper wires are respectively connected to the four probes. At one end, connect 4 binding posts in the middle for fixed use.
作为本技术方案的进一步优化，所述四探针的上端设置有活动卡扣，活动卡扣的一端设置有铁钉用来固定使用，另一端可自由移动。As a further optimization of this technical solution, the upper end of the four probes is provided with a movable buckle, one end of the movable buckle is provided with an iron nail for fixing and use, and the other end is freely movable.
作为本技术方案的进一步优化，所述垫片处于纤维木柱的凹槽内。As a further optimization of the technical solution, the gasket is located in the groove of the fiber wood column.
作为本技术方案的进一步优化，所述纤维木柱的左下底部设置有四个接线柱，用来固定与四探针相连的四根铜线。As a further optimization of the technical solution, the lower left bottom of the fiber wood column is provided with four connecting posts for fixing the four copper wires connected to the four probes.
作为本技术方案的进一步优化，所述纤维木柱的下端设置有温度传感器，并通过两根铜线相连.As a further optimization of this technical solution, the lower end of the fiber wood column is provided with a temperature sensor, which is connected by two copper wires.
作为本技术方案的进一步优化，所述铜套有孔的一端与铝管螺纹连接。As a further optimization of the technical solution, one end of the copper sleeve with a hole is threadedly connected to the aluminum pipe.
作为本技术方案的进一步优化，铝管的另一端通过铜线与测试仪表相连。As a further optimization of the technical solution, the other end of the aluminum tube is connected to the test instrument through a copper wire.
与现有的技术相比本发明的优势在于：Compared with the prior art, the advantages of the present invention are:
(1)本发明的装置装卸方便快捷，相对于压铟法测试更加简便快捷。(1) The device of the present invention is convenient and quick to assemble and disassemble, and is more convenient and quicker than the indium pressure test.
(2)本发明的装置相对于下压式四探针，测试更加准确，且对样品的损坏更小。(2) Compared with the push-down four-probe, the device of the present invention has more accurate testing and less damage to the sample.
(3)本发明的装置电极接触性能良好，能更好的测试样品的性能。(3) The electrode contact performance of the device of the present invention is good, and the performance of the sample can be better tested.
(4)本发明的装置体积小巧，方便测试与运输。(4) The device of the present invention is compact and convenient for testing and transportation.
附图说明Description of drawings
图1为本发明的整体结构图；Fig. 1 is the overall structure diagram of the present invention;
图2为本发明的俯视图；Fig. 2 is the top view of the present invention;
图3为本发明的仰视图；Fig. 3 is the bottom view of the present invention;
图4为本发明的右视图；Fig. 4 is the right side view of the present invention;
图5为本发明的铜套示意图。FIG. 5 is a schematic diagram of the copper sleeve of the present invention.
其中1-铝管、2-纤维木柱、3-接线柱、4-探针、5-垫片、6-活动卡扣、7-铜线、8-温度传感器、9-铜套。Among them, 1-aluminum tube, 2-fiber wood post, 3-terminal post, 4-probe, 5-gasket, 6-movable clip, 7-copper wire, 8-temperature sensor, 9-copper sleeve.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions 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. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
如图1～5所示，本发明的一种卡扣式四探针测试装置，其特征在于：包括铝管1、纤维木柱2、接线柱3、探针4、垫片5、活动卡扣6、铜线7、温度传感器8、铜套9，所述探针4为四根，探针4嵌入到纤维木柱2中，活动卡扣6系在纤维木柱2的一端，活动卡扣6另一端用来固定样品，温度传感器8嵌入纤维木柱2的下端，四根铜线7分别接入四根探针4的一端，中间连接4个接线柱3作固定使用。As shown in Figures 1 to 5, a snap-type four-probe testing device of the present invention is characterized in that it includes an aluminum tube 1, a fiber wood post 2, a connecting post 3, a probe 4, a gasket 5, and a movable card Buckle 6, copper wire 7, temperature sensor 8, copper sleeve 9, the probes 4 are four, the probes 4 are embedded in the fiber wood column 2, the movable buckle 6 is tied to one end of the fiber wood column 2, and the movable card The other end of the buckle 6 is used to fix the sample, the temperature sensor 8 is embedded in the lower end of the fiber wood column 2, the four copper wires 7 are respectively connected to one end of the four probes 4, and the four binding posts 3 are connected in the middle for fixing.
所述四根探针4的上端设置有活动卡扣6，活动卡扣6的一端设置有铁钉用来固定使用，另一端可自由移动。The upper ends of the four probes 4 are provided with movable buckles 6 , one end of the movable buckles 6 is provided with iron nails for fixed use, and the other end is freely movable.
所述垫片5处于纤维木柱2的凹槽内。The spacer 5 is in the groove of the fiber wood column 2 .
所述纤维木柱2的左下底部设置有四个接线柱3。Four connecting posts 3 are arranged at the lower left bottom of the fiber wood post 2 .
所述纤维木柱2的下端设置有温度传感器8，并通过两根铜线7相连。The lower end of the fiber wood column 2 is provided with a temperature sensor 8 and is connected by two copper wires 7 .
所述铜套9有孔的一端与铝管1螺纹连接。One end of the copper sleeve 9 with a hole is connected with the aluminum pipe 1 by screw thread.
铝管1的另一端通过铜线与测试仪表相连。The other end of the aluminum tube 1 is connected to the test instrument through a copper wire.
本发明在工作时：拧开铜套9，将镧钙锰氧多晶材料放置在垫片5上，并与四探针4接触，然后利用活动卡扣6将样品固定，再拧紧铜套9，打开恒流源和万用表，然后再打开测试软件，将装置放置在液氮中降温，温度传感器8测量材料温度及其变化，恒流源和电流表测量材料电阻及其变化，然后再将装置拿出升温，就可以测出材料r-t曲线。When the present invention works: unscrew the copper sleeve 9, place the lanthanum calcium manganese oxide polycrystalline material on the gasket 5, and contact the four probes 4, then use the movable buckle 6 to fix the sample, and then tighten the copper sleeve 9 , turn on the constant current source and multimeter, then open the test software, place the device in liquid nitrogen to cool down, the temperature sensor 8 measures the temperature of the material and its change, the constant current source and the ammeter measure the resistance of the material and its change, and then take the device to When the temperature rises, the r-t curve of the material can be measured.
以上所述，仅为本发明的具体实施方式，但本发明的保护范围并不局限于此，任何不经过创造性劳动想到的变化或替换，都应涵盖在本发明的保护范围之内，因此，本发明的保护范围应该以权利要求书所限定的保护范围为准。The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited to this, and any changes or replacements that are not thought of through creative work should be included within the protection scope of the present invention. Therefore, The protection scope of the present invention should be based on the protection scope defined by the claims.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347441.1A CN110068712A (en) | 2019-04-28 | 2019-04-28 | A kind of four probe tester of buckle-type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347441.1A CN110068712A (en) | 2019-04-28 | 2019-04-28 | A kind of four probe tester of buckle-type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110068712A true CN110068712A (en) | 2019-07-30 |
Family
ID=67369228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910347441.1A Pending CN110068712A (en) | 2019-04-28 | 2019-04-28 | A kind of four probe tester of buckle-type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110068712A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472304A (en) * | 2013-09-17 | 2013-12-25 | 金魁 | Elastic probe array multi-channel resistance measurement method and device |
| CN103675456A (en) * | 2013-10-31 | 2014-03-26 | 成都金采科技有限公司 | Four-point resistor testing device |
| CN106443082A (en) * | 2016-08-31 | 2017-02-22 | 北京新能源汽车股份有限公司 | Test fixture |
| CN107677771A (en) * | 2017-09-15 | 2018-02-09 | 北京大学 | Ultrahigh vacuum cryogenic sample platform |
| CN107741511A (en) * | 2017-11-24 | 2018-02-27 | 北京鼎臣世纪超导科技有限公司 | A kind of convenient joint for being used for four leads method resistance measurements |
| CN207752045U (en) * | 2018-01-12 | 2018-08-21 | 武汉嘉仪通科技有限公司 | A kind of Hall block sample clamping structure |
| CN208399487U (en) * | 2018-07-03 | 2019-01-18 | 深圳一克拉家电有限公司 | A kind of water quality detection probe |
-
2019
- 2019-04-28 CN CN201910347441.1A patent/CN110068712A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472304A (en) * | 2013-09-17 | 2013-12-25 | 金魁 | Elastic probe array multi-channel resistance measurement method and device |
| CN103675456A (en) * | 2013-10-31 | 2014-03-26 | 成都金采科技有限公司 | Four-point resistor testing device |
| CN106443082A (en) * | 2016-08-31 | 2017-02-22 | 北京新能源汽车股份有限公司 | Test fixture |
| CN107677771A (en) * | 2017-09-15 | 2018-02-09 | 北京大学 | Ultrahigh vacuum cryogenic sample platform |
| CN107741511A (en) * | 2017-11-24 | 2018-02-27 | 北京鼎臣世纪超导科技有限公司 | A kind of convenient joint for being used for four leads method resistance measurements |
| CN207752045U (en) * | 2018-01-12 | 2018-08-21 | 武汉嘉仪通科技有限公司 | A kind of Hall block sample clamping structure |
| CN208399487U (en) * | 2018-07-03 | 2019-01-18 | 深圳一克拉家电有限公司 | A kind of water quality detection probe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103529317A (en) | Device for testing through-flow condition of high-temperature superconducting strip under bending stress | |
| CN215219130U (en) | High-temperature superconducting tape magnetic field angle dependence and torsion testing device | |
| CN101713810A (en) | Test unit for monitoring oil-paper insulation state | |
| CN102735964A (en) | High-temperature-superconductivity strip material multi-field characteristic measuring device | |
| CN106546838A (en) | A kind of measurement apparatus and its method of critical current properties of high-temperature superconducting tape | |
| Graebner et al. | Heat capacity of superconducting Ba 0.6 K 0.4 BiO 3 near T c | |
| CN102759418A (en) | Device and method for measuring oil immersed transformer winding | |
| CN105301093A (en) | Superconducting coil flaw position detecting system | |
| CN102967624A (en) | Device for testing Seebeck coefficient | |
| CN111238672B (en) | A method for dynamic temperature measurement of superconducting tape based on magnetic microscopy | |
| CN102778630A (en) | Multi-path electrical circuit rapid detection system and method | |
| CN109709141A (en) | An IGBT temperature rise and thermal resistance composition test device and method | |
| CN110068712A (en) | A kind of four probe tester of buckle-type | |
| CN204514832U (en) | Substation transformer winding wood properly test system | |
| CN104764909B (en) | Convenient chip test base available for extremely low temperature measurement | |
| Schwartz et al. | Mechanical properties and strain effects in Bi/sub 2/Sr/sub 2/CaCu/sub 2/O/sub x//AgMg composite conductors | |
| CN202939297U (en) | Verification system for ground resistance tester | |
| CN101162241A (en) | Pressure cyst for AC magnetic capacity measurement and pressing device and AC magnetic capacity measuring systems thereof | |
| CN101581743B (en) | Measuring device and method for residual resistivity of niobium metal | |
| CN115494375A (en) | Normal temperature detection method and system for superconducting device | |
| CN203465368U (en) | Apparatus for testing through-flow situation of high-temperature superconductor tape under bending stress | |
| CN207051379U (en) | A high-temperature superconducting strip welded joint detection device | |
| CN105548668B (en) | A kind of method for measuring superconductor critical current density | |
| CN206291974U (en) | A kind of superconducting coil temperature measuring equipment | |
| CN202929112U (en) | Apparatus for testing resistivity of solar cell material under low temperature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190730 |
|
| WD01 | Invention patent application deemed withdrawn after publication |