CN203069285U - Thermocouple applied to novel embedment method grinding temperature measurement - Google Patents
Thermocouple applied to novel embedment method grinding temperature measurement Download PDFInfo
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- CN203069285U CN203069285U CN201220706976.7U CN201220706976U CN203069285U CN 203069285 U CN203069285 U CN 203069285U CN 201220706976 U CN201220706976 U CN 201220706976U CN 203069285 U CN203069285 U CN 203069285U
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- thermocouple
- insulation course
- thermopair
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- water barrier
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Abstract
The utility model discloses a thermocouple applied to novel embedment method grinding temperature measurement. The thermocouple comprises a thermocouple body which is connected with a temperature measurement device through a compensation wire. The thermocouple body comprises two thermocouple wires which are separated by an insulation layer and are made of different materials. The insulation layer is an insulation layer made of a plastic material. By adopting the above technical scheme, according to the thermocouple applied to novel embedment method grinding temperature measurement, which is provided by the utility model, the insulation layer is the insulation layer made of the plastic material; the traditional insulation layer form of a mica sheet and other brittle materials is broken through; the deformability is good; the defect that the traditional insulation layer is easily broken due to vibration and other impact forces in a workpiece grinding process is overcome; the problem of a measurement error, which is caused by short circuit of the two thermocouple wires at a non-measurement point, is avoided; and compared with the prior art, the insulation layer provided by the utility model is not easily broken, which can effectively ensure that other parts of the two thermocouple wires of the thermocouple body are insulated except a hot junction in the workpiece grinding process, and further ensures the precision level of temperature measurement.
Description
Technical field
The utility model relates to the temperature-measuring part in grinding field, is specifically related to a kind of novel wired method grinding thermometric thermopair.
Background technology
In Grinding Process, the grinding arc area temperature is for the crudy of workpiece and all important influence effects of deterioration of emery wheel.So the grinding temperature of measuring in the grinding arc district has very important meaning for the wearing and tearing of the crudy of controlling surface of the work better and control emery wheel etc.The extensive method that can effectively measure grinding arc district temperature at present is to use the wired thermometry of thermopair, and this method principle maturation is simple to operate, is widely used.
This method utilizes the conductor of two kinds of unlike materials to form the closed-loop path, when there is temperature difference in two contact places, the phenomenon that will produce electromotive force and then have electric current to pass through in the loop, it is the thermoelectric effect principle, the closed-loop system that is formed by above-mentioned conductor is thermopair, and in actual mechanical process, thermopair is made of the thermocouple wire of two unlike materials usually, its non-measuring junction needs to be electrically connected by compensating wire and temperature measuring equipment, could constitute the complete temp measuring system of a cover.In order to guarantee the thermometric accuracy of tested point and accuracy, thermopair adopts mica sheet that its two thermocouple wires are insulated usually, to guarantee that in the workpiece grinding process, the other parts except measuring point all are in state of insulation.During thermometric, with whole thermopair clamping in processing work, be arranged on processing arc district, in Grinding Process, thermopair is subjected to the fricative heat of emery wheel and grinding force effect, its two thermocouple wires produce plastic yield and form overlap joint or weld the hot junction of (melting because being subjected to fricative heat), and this hot junction makes two thermocouple wires, compensating wire and temperature measuring equipment form the thermometric loop of containing thermopair, can realize the measurement to the grinding arc area surface temperature.Though use this method can realize measurement for the grinding arc area surface temperature; but because mica sheet belongs to hard brittle material; mica sheet occurs broken situation through regular meeting because of the impulsive forces such as grinding vibration that are subjected to emery wheel in actual use; make two thermocouple wires be short-circuited at the broken place of the mica sheet of non-measuring point; cause actual measuring point different with the measuring point of expection; and then cause measuring error to produce, measure poor reliability.
Given this, this case the inventor further investigate the problems referred to above, has this case to produce then.
The utility model content
The purpose of this utility model is to provide a kind of novel wired method grinding thermometric thermopair that can effectively guarantee thermometric precision and reliability.
In order to achieve the above object, the utility model adopts such technical scheme:
A kind of novel wired method grinding thermometric thermopair comprises the thermopair body that links together by compensating wire and temperature measuring equipment, and described thermopair body comprises two by the thermocouple wire of the unlike material of insulation course isolation; Described insulation course is the insulation course of plastic material.
Above-mentioned insulation course is the plastic cement layer of cloth.
Above-mentioned insulation course is the transparent plastic carcass.
This external water barrier that is covered with plastic material of above-mentioned thermopair.
Above-mentioned water barrier is the plastic cement layer of cloth.
Above-mentioned water barrier is the transparent plastic carcass.
Above-mentioned insulation course is between the two-layer above-mentioned water barrier and forms layer structure, and two above-mentioned thermocouple wires clips respectively are located in layer crack that the above-mentioned water barrier of described insulation course and respective side forms.
Above-mentioned insulation course is between the two-layer above-mentioned water barrier and forms layer structure, and two above-mentioned thermocouple wires clips respectively are located in layer crack that the above-mentioned water barrier of described insulation course and respective side forms.
Above-mentioned insulation course and two-layer above-mentioned water barrier plastic packaging are together.
Above-mentioned thermocouple wire is flat sheet.
After adopting technique scheme, novel wired method grinding thermometric thermopair of the present utility model, its insulation course is the insulation course of plastic material, break through traditional insulation course form of hard brittle materials such as mica sheet, deformability is good, overcome traditional insulation course in grinding process because being subjected to the breakable defectives of impulsive force such as grinding vibrations of emery wheel, avoid two thermocouple wires of thermopair body to be short-circuited at non-measuring point place, and then cause the generation of measuring error, compared with prior art, novel wired method grinding thermometric thermopair of the present utility model, its insulation course is difficult for broken, two thermocouple wires other parts except hot junction in the workpiece grinding process that can effectively guarantee the thermopair body are in state of insulation, and then guarantee accurate degree and the reliability of thermometric.
Description of drawings
Fig. 1 is decomposition texture synoptic diagram of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is use view of the present utility model.
Among the figure:
1-thermopair body 11-thermocouple wire
2-insulation course 3-water barrier
4-compensating wire 5-temperature measuring equipment
6-workpiece 7-anchor clamps
The 8-emery wheel
Embodiment
Be described in detail the technical solution of the utility model below by specific embodiment in order further to explain.
A kind of novel wired method grinding thermometric thermopair of the present utility model shown in Fig. 1,2 and 3, comprises the thermopair body 1 that links together by compensating wire 4 and temperature measuring equipment 5.
Preferably, insulation course 2 is the plastic cement layer of cloth.
Preferably, insulation course 2 is the transparent plastic carcass, is convenient to the situation that people observe thermocouple wire 11, and is in order to make corresponding operation, simple and practical.
Preferably; be covered with the water barrier 3 that plastic material is made outside the thermopair body 1; be these water barrier 3 plastically deformables and have water-proof function; be convenient to clamp and can be broken because of the impulsive forces such as grinding vibrations of emery wheel; the liquid coolant that can effectively avoid workpiece to add in grinding process after its waterproof effect is combined is short-circuited two thermocouple wires 11 or causes other to interfere with the consequence of two thermocouple wires 11; and then influence precision and the reliability of thermometric; can effectively protect thermocouple wire 11, and then guarantee the serviceability of thermopair body 1.
Preferably, water barrier 3 is the plastic cement layer of cloth.
Preferably, water barrier 3 is the transparent plastic carcass, is convenient to the situation that people observe thermocouple wire 11, and is in order to make corresponding operation, simple and practical.
Preferably, insulation course 2 is between the two-layer water barrier 3, the three forms the three stacked layer structures that add, two thermocouple wires 11 clips respectively are located in the lamellar spacing that the water barrier 3 of insulation course 2 and respective side forms, this structural entity is flat, be convenient to workpiece to its clamping, and structure is tight, good airproof performance.
Preferably, insulation course 2 and two-layer water barrier 3 plastic packagings together, namely insulation course 2 adopts the mode of plastic packagings that two thermocouple wires 11 are sealed with two-layer water barrier 3 and insulate structure consolidation, sealing and good insulating.
Preferably, thermocouple wire 11 is flat sheet, this structure can increase the corresponding area of two thermocouple wires 11 as far as possible, and then junctor meeting and the contact area of increase hot junction, guarantee smooth and easy and stable the conducting of hot junction, when strengthening the thermopair performance, also cooperate environment for use and the whole flat structure of crack form.
Novel wired method grinding thermometric thermopair of the present utility model, thermocouple wire is preferably flat sheet, and its shape also can require to adjust and design according to reality; Insulation course and water barrier preferably adopt the mode that is tightly connected of plastic packaging, also can require to select the mode that is tightly connected of other form according to reality; Insulation course and water barrier are preferably the form that constitutes layer structure, and with after thermocouple wire matches, the specific constructive form of insulation course and water barrier can be adjusted and design according to the reality requirement; Water barrier is preferably the transparent plastic carcass, and its transparency and concrete plastic material also can require to choose according to reality; Insulation course is preferably the transparent plastic carcass, and its transparency and concrete plastic material also can require to choose according to reality; For further strengthening the sealing property of water barrier and the utility model integral body, the thermopair body is arranged in the water barrier with the place of electrical connection of compensating line, also can take seal approach with the place of electrical connection of compensating line to the thermopair body, concrete available AB glue seals, and also can require to choose other sealing means according to reality.
Product form of the present utility model is not limited to this case diagram and embodiment, and anyone carries out suitable variation or the modification of similar thinking to it, all should be considered as not breaking away from patent category of the present utility model.
Claims (10)
1. a novel wired method grinding thermometric thermopair comprises the thermopair body that links together by compensating wire and temperature measuring equipment, and described thermopair body comprises two by the thermocouple wire of the unlike material of insulation course isolation; It is characterized in that: described insulation course is the insulation course of plastic material.
2. a kind of novel wired method grinding thermometric thermopair according to claim 1, it is characterized in that: above-mentioned insulation course is the plastic cement layer of cloth.
3. a kind of novel wired method grinding thermometric thermopair according to claim 2, it is characterized in that: above-mentioned insulation course is the transparent plastic carcass.
4. according to each described a kind of novel wired method grinding thermometric thermopair among the claim 1-3, it is characterized in that: this external water barrier that is covered with plastic material of above-mentioned thermopair.
5. a kind of novel wired method grinding thermometric thermopair according to claim 4, it is characterized in that: above-mentioned water barrier is the plastic cement layer of cloth.
6. a kind of novel wired method grinding thermometric thermopair according to claim 5, it is characterized in that: above-mentioned water barrier is the transparent plastic carcass.
7. a kind of novel wired method grinding thermometric thermopair according to claim 6, it is characterized in that: above-mentioned insulation course is between the two-layer above-mentioned water barrier and forms layer structure, and two above-mentioned thermocouple wires clips respectively are located in layer crack that the described water barrier of described insulation course and respective side forms.
8. a kind of novel wired method grinding thermometric thermopair according to claim 4, it is characterized in that: above-mentioned insulation course is between the two-layer above-mentioned water barrier and forms layer structure, and two above-mentioned thermocouple wires clips respectively are located in layer crack that the described water barrier of described insulation course and respective side forms.
9. according to claim 7 or 8 described a kind of novel wired method grinding thermometric thermopairs, it is characterized in that: above-mentioned insulation course and two-layer above-mentioned water barrier plastic packaging are together.
10. according to each described a kind of novel wired method grinding thermometric thermopair among claim 1-3 and the 5-8, it is characterized in that: above-mentioned thermocouple wire is flat sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220706976.7U CN203069285U (en) | 2012-12-18 | 2012-12-18 | Thermocouple applied to novel embedment method grinding temperature measurement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220706976.7U CN203069285U (en) | 2012-12-18 | 2012-12-18 | Thermocouple applied to novel embedment method grinding temperature measurement |
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| CN203069285U true CN203069285U (en) | 2013-07-17 |
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| CN201220706976.7U Expired - Lifetime CN203069285U (en) | 2012-12-18 | 2012-12-18 | Thermocouple applied to novel embedment method grinding temperature measurement |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406833A (en) * | 2013-08-13 | 2013-11-27 | 南京航空航天大学 | Forming grinding cooling state monitoring device for material difficult to process |
| CN103639895A (en) * | 2013-11-15 | 2014-03-19 | 湖南大学 | Grinding temperature measurement method based on heat transferring inverse problem |
| CN106979827A (en) * | 2017-03-17 | 2017-07-25 | 南京高华科技股份有限公司 | Lift the method and device of thermocouple temperature sensor real time temperature measurement responding ability |
| CN109540318A (en) * | 2018-11-12 | 2019-03-29 | 中国飞行试验研究院 | A kind of high overload-resistant thermocouple temperature sensor of response |
| CN112345108A (en) * | 2020-12-04 | 2021-02-09 | 中国科学院力学研究所 | Rectangular cross section construction method of thermocouple transient heat flow sensor |
-
2012
- 2012-12-18 CN CN201220706976.7U patent/CN203069285U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406833A (en) * | 2013-08-13 | 2013-11-27 | 南京航空航天大学 | Forming grinding cooling state monitoring device for material difficult to process |
| CN103639895A (en) * | 2013-11-15 | 2014-03-19 | 湖南大学 | Grinding temperature measurement method based on heat transferring inverse problem |
| CN103639895B (en) * | 2013-11-15 | 2015-10-28 | 湖南大学 | A kind of grinding temperature measuring method based on Inverse Heat Conduction Problem Analysis |
| CN106979827A (en) * | 2017-03-17 | 2017-07-25 | 南京高华科技股份有限公司 | Lift the method and device of thermocouple temperature sensor real time temperature measurement responding ability |
| CN109540318A (en) * | 2018-11-12 | 2019-03-29 | 中国飞行试验研究院 | A kind of high overload-resistant thermocouple temperature sensor of response |
| CN112345108A (en) * | 2020-12-04 | 2021-02-09 | 中国科学院力学研究所 | Rectangular cross section construction method of thermocouple transient heat flow sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170629 Address after: 100020, B, block 1129, Xinhua port, No. 26, Jiuxianqiao Middle Road, Beijing, Chaoyang District Patentee after: Beijing auson TOWEI Science & Technology Co.,Ltd. Address before: Fengze District of Quanzhou city of Fujian Province east of Huaqiao University, 362000 Patentee before: Huaqiao University |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |