CN103134618A - Heating system for thermocouple verification furnace - Google Patents
Heating system for thermocouple verification furnace Download PDFInfo
- Publication number
- CN103134618A CN103134618A CN 201110398417 CN201110398417A CN103134618A CN 103134618 A CN103134618 A CN 103134618A CN 201110398417 CN201110398417 CN 201110398417 CN 201110398417 A CN201110398417 A CN 201110398417A CN 103134618 A CN103134618 A CN 103134618A
- Authority
- CN
- China
- Prior art keywords
- electric thermo
- test furnace
- heating system
- furnace
- controller
- 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
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a heating system for a thermocouple verification furnace. The heating system for the thermocouple verification furnace is characterized by comprising the thermocouple verification furnace, a controller and a temperature adjusting unit, wherein the temperature adjusting unit is connected with the controller and is controlled by the controller to adjust the temperature of the thermocouple verification furnace. The thermocouple verification furnace is composed of a furnace body, a cylindrical fire-resistant tube, a heating wire, a heat insulating layer and a thermocouple support, wherein the cylindrical fire-resistant tube is horizontally installed on the middle portion of the left inner side wall of the furnace body and the middle portion of the right inner side wall of the furnace body, the heating wire is wound on the outer wall of the fire-resistant tube, the heat insulating layer is wrapped on the heating wire and used for separating the fire-resistant tube and the upper inner side wall of the furnace body and the lower inner side wall of the furnace body, and the thermocouple support is fixed in the fire-resistant tube. A verified thermocouple is connected with the controller, and the heating wires are connected with the temperature adjusting unit. The heating system for the thermocouple verification furnace is simple in structure, convenient to use and operate and capable of conducting automatic control on the heating process of the thermocouple verification furnace, ensuring the constant temperature state in the process of verification and improving utilization rate and working efficiency of the thermocouple verification furnace.
Description
Technical field
The present invention relates to a kind of heating system, especially relate to a kind of electric thermo-couple test furnace heating system.
Background technology
In the modern industry production run, thermopair is one of most widely used temperature sensor, thermocouple sensor is made of two kinds of different metals, their end is fixed together and forms a responsive knot, corresponding thermoelectrical potential will be produced during temperature variation, the temperature of measured object can be known by this thermoelectrical potential.The quality of thermopair is directly connected to the quality of enterprise product, and according to national metrological regulations, thermopair must periodic verification as the temperature measurement device.Thermocouple calibration is a kind of method of operating that judges whether the focus characteristic of each calibration thermopair is up to state standards, and it is that standard couple and tested thermopair are put into corresponding electric thermo-couple test furnace highest temperature district, adopts the method for contrast to examine and determine.There is following problem in existing electric thermo-couple test furnace, and heating wire adopts the uniform winding method, causes the temperature difference at stage casing and two ends larger, and the homogeneity of warm does not reach requirement, affects the accuracy of verification result.Simultaneously corresponding heating system is bad to the heating effect of electric thermo-couple test furnace, can not guarantee that it is in temperature constant state.
Summary of the invention
Technical matters to be solved by this invention is for above-mentioned deficiency of the prior art, a kind of electric thermo-couple test furnace heating system is provided, can automatically control the heating process of electric thermo-couple test furnace in work, guarantee the temperature constant state in verification process, for the calibrating of thermopair lays the foundation.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of electric thermo-couple test furnace heating system is characterized in that: the temperature adjustment unit that comprises electric thermo-couple test furnace, controller, joins and under the control of controller, the temperature of described electric thermo-couple test furnace is regulated with controller; Described electric thermo-couple test furnace comprises that casing, level are arranged on casing middle part and are the thermofin that level is wound in heating wire on refractory tube, is wrapped on heating wire and the madial wall up and down of refractory tube and casing is isolated to the refractory tube of laying, one and are fixed on refractory tube one end and form for the thermopair support of accredited the installation of TC, and the madial wall middle part, left and right of described casing has the mounting groove for refractory tube two ends installation; Described heating wire is the simple helix shape heating wire of continuous winding on the lateral wall of refractory tube from left to right; Described controller and accredited thermopair join, and described heating wire and temperature adjustment unit join.
Above-mentioned a kind of electric thermo-couple test furnace heating system is characterized in that: described simple helix shape heating wire is the close heating wires in rare both sides, middle part.
Above-mentioned a kind of electric thermo-couple test furnace heating system is characterized in that: described refractory tube is cylindrical.
Above-mentioned a kind of electric thermo-couple test furnace heating system is characterized in that: the bottom surface of described refractory tube offers for accredited thermopair being put into the entrance of assay furnace.
Above-mentioned a kind of electric thermo-couple test furnace heating system is characterized in that: described casing is cube structure.
Above-mentioned a kind of electric thermo-couple test furnace heating system is characterized in that: described controller is PC.
Above-mentioned a kind of electric thermo-couple test furnace heating system is characterized in that: described temperature adjustment unit is pressure regulator.
The present invention compared with prior art has the following advantages: simple in structure, use easy to operately, and cost is low, and power is little, and result of use is good, and in heating process, temperature is regulated automatically, has improved utilization factor and the work efficiency of electric thermo-couple test furnace.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is circuit theory schematic diagram of the present invention.
Fig. 2 is the structural representation of electric thermo-couple test furnace that the present invention adopts.
Description of reference numerals:
The 1-electric thermo-couple test furnace; 1-1-refractory tube 1-2-heating wire
The 1-3-thermofin; The 1-4-casing; The accredited thermopair of 1-5-;
1-6-thermopair support; The 2-controller; 3-temperature adjustment unit;
The 4-parameter set unit; The 5-display unit; The 6-data storage cell;
7-duty indicating member.
Embodiment
As shown in Figure 1 and Figure 2, the temperature adjustment unit 3 that the present invention includes electric thermo-couple test furnace 1, controller 2, joins and under the control of controller 2, the temperature of described electric thermo-couple test furnace is regulated with controller 2.Described electric thermo-couple test furnace 1 comprises that casing 1-4, level are arranged on casing 1-4 middle part and are level and is wound in heating wire 1-2 on refractory tube 1-1, is wrapped in upper and the thermofin 1-3 that the madial wall up and down of refractory tube 1-1 and casing 1-4 is isolated of heating wire 1-2 and is fixed on refractory tube 1-1 one end and forms for the thermopair support 1-6 that accredited thermopair 1-5 installs to the refractory tube 1-1 that lays, one, and the madial wall middle part, left and right of described casing 1-4 has the mounting groove for refractory tube 1-1 two ends installation.Described heating wire 1-2 is the simple helix shape heating wire of continuous winding on the lateral wall of refractory tube 1-1 from left to right.Described controller 2 joins with accredited thermopair 1-5, and described heating wire 1-2 and temperature adjustment unit 3 join.
Simultaneously, the present invention also comprises parameter set unit 4, display unit 5, data storage cell 6 and the duty indicating member 7 that joins with controller 2.
In the present embodiment, described simple helix shape heating wire is the close heating wires in rare both sides, middle part.
That is to say, during actual the winding, the close wrapping wire technique in rare both sides in the middle of described heating wire 1-2 adopts.
During actual processing and fabricating, described casing 1-4 also can adopt the casing of other structure, and isolation gets final product only to need casing 1-4 and refractory tube 1-1 to be undertaken effectively by thermofin 1-3.
During actual the use, because the bottom surface of described refractory tube offers for accredited thermopair being put into the entrance of assay furnace, thereby by the user, accredited thermopair and standard couple are put into assay furnace from described porch and wait to examine and determine, use operation very easy.
Actual when electric thermo-couple test furnace 1 is made, first in the outer felt of refractory tube 1 around heating wire 1-2, and the close wrapping wire technique in rare both sides in the middle of adopting when being wound around heating wire 1-2 is heated evenly thermopair; Afterwards, be wound with the refractory tube 1-1 outside bag thermofin 1-3 of heating wire 1-2, in the casing 1-4 that packs at last, thereby actual processing and fabricating is very easy, and required assembly is few, and input cost is low.
In the present embodiment, described refractory tube 1-1 adopts the aluminium oxide ceramics material, in heating process, has the characteristics of quick heating.
To sum up, the refractory tube 1-1 of electric thermo-couple test furnace 1 of the present invention adopts the aluminium oxide ceramics material, thereby the programming rate in heating process is very fast; Simultaneously, the close wrapping wire technique in rare both sides in the middle of the heating wire 1-2 that refractory tube 1-1 is wound around adopts, can guarantee that effectively in verification process, thermopair is heated evenly, and casing 1-4 and refractory tube 1-1 effectively isolate by thermofin 1-3, thereby can effectively guarantee verification result, to obtain data accuracy higher.
In the present embodiment, described controller 2 is PC.Can select as required other controller during specific works.
In the present embodiment, described temperature adjustment unit 3 is pressure regulator.The user also can select other pressure regulator as required.
In the present embodiment, the close wrapping wire technique in rare both sides in the middle of described heating wire 1-2 adopts.
The above; it is only preferred embodiment of the present invention; be not that the present invention is imposed any restrictions, every any simple modification, change and equivalent structure of above embodiment being done according to the technology of the present invention essence changes, and all still belongs in the protection domain of technical solution of the present invention.
Claims (7)
1. electric thermo-couple test furnace heating system is characterized in that: the temperature adjustment unit (3) that comprises electric thermo-couple test furnace (1), controller (2), joins and under the control of controller (2), the temperature of described electric thermo-couple test furnace is regulated with controller (2); described electric thermo-couple test furnace (1) comprises casing (1-4), level is arranged on casing (1-4) middle part and is level to the refractory tube (1-1) of laying, a heating wire (1-2) that is wound on refractory tube (1-1), thermopair support (1-6) composition that is wrapped in upper and the thermofin (1-3) that refractory tube (1-1) and the madial wall up and down of casing (1-4) are isolated of heating wire (1-2) and is fixed on refractory tube (1-1) end and installs for accredited thermopair (1-5), the madial wall middle part, left and right of described casing (1-4) has the mounting groove for refractory tube (1-1) two ends installation, described heating wire (1-2) is the simple helix shape heating wire of continuous winding on the lateral wall of refractory tube (1-1) from left to right, described controller (2) joins with accredited thermopair (1-5), and described heating wire (1-2) joins with temperature adjustment unit (3).
2. according to a kind of electric thermo-couple test furnace heating system claimed in claim 1, it is characterized in that: described simple helix shape heating wire is the close heating wires in rare both sides, middle part.
3. according to the described a kind of electric thermo-couple test furnace heating system of claim 1 or 2, it is characterized in that: described refractory tube (1-1) is for cylindrical.
4. according to a kind of electric thermo-couple test furnace heating system claimed in claim 3, it is characterized in that: the bottom surface of described refractory tube offers for accredited thermopair being put into the entrance of assay furnace.
5. according to the described a kind of electric thermo-couple test furnace heating system of claim 1 or 2, it is characterized in that: described casing (1-4) is cube structure.
6. according to the described a kind of electric thermo-couple test furnace heating system of claim 1 or 2, it is characterized in that: described controller (2) is PC.
7. according to the described a kind of electric thermo-couple test furnace heating system of claim 1 or 2, it is characterized in that: described temperature adjustment unit (3) is pressure regulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110398417 CN103134618A (en) | 2011-12-04 | 2011-12-04 | Heating system for thermocouple verification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110398417 CN103134618A (en) | 2011-12-04 | 2011-12-04 | Heating system for thermocouple verification furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103134618A true CN103134618A (en) | 2013-06-05 |
Family
ID=48494746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110398417 Pending CN103134618A (en) | 2011-12-04 | 2011-12-04 | Heating system for thermocouple verification furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103134618A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458060A (en) * | 2014-12-15 | 2015-03-25 | 南京化工职业技术学院 | Intelligent thermocouple calibration instrument |
| CN105929872A (en) * | 2016-05-16 | 2016-09-07 | 中国电子科技集团公司第四十研究所 | Temperature control device and method for medium temperature surface radiation source |
| CN108931143A (en) * | 2017-05-25 | 2018-12-04 | 上海锴衡仪器科技有限公司 | The temperature control device and its temprature control method of the block of dry-well furnace |
| CN110220379A (en) * | 2019-05-13 | 2019-09-10 | 浙江中硅新材料有限公司 | It is a kind of with up and down simultaneously heating heating furnace |
-
2011
- 2011-12-04 CN CN 201110398417 patent/CN103134618A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458060A (en) * | 2014-12-15 | 2015-03-25 | 南京化工职业技术学院 | Intelligent thermocouple calibration instrument |
| CN105929872A (en) * | 2016-05-16 | 2016-09-07 | 中国电子科技集团公司第四十研究所 | Temperature control device and method for medium temperature surface radiation source |
| CN108931143A (en) * | 2017-05-25 | 2018-12-04 | 上海锴衡仪器科技有限公司 | The temperature control device and its temprature control method of the block of dry-well furnace |
| CN108931143B (en) * | 2017-05-25 | 2020-03-13 | 上海锴衡仪器科技有限公司 | Temperature control mechanism and temperature control method for temperature equalizing block of dry well furnace |
| CN110220379A (en) * | 2019-05-13 | 2019-09-10 | 浙江中硅新材料有限公司 | It is a kind of with up and down simultaneously heating heating furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102345886B (en) | Temperature sensor and there is the induction cooking device of described temperature sensor | |
| JP7037828B2 (en) | Temperature control method for electric radiant tube | |
| CN103134618A (en) | Heating system for thermocouple verification furnace | |
| CN104697664B (en) | The method of adjustment coiling hot point of transformer on-line temperature monitoring | |
| CN101750172B (en) | Device and method for detecting temperature characteristics of temperature sensor | |
| US7412347B2 (en) | Method and apparatus for measuring physical parameters | |
| CN101776927B (en) | Temperature rush compensation method and device | |
| CN110907493A (en) | Method for testing high-temperature thermal conductivity | |
| TWI678049B (en) | Charging current adjustment method, device and non-transitory computer readable storage medium | |
| CN104808041B (en) | A kind of method of testing and device of nitrogen oxide sensor chip pumps electric current | |
| CN202835760U (en) | Thermostatic water tank | |
| CN104677934A (en) | Heat transfer coefficient testing system and method for cabinet body | |
| CN103101109B (en) | Concrete experiment maintenance equipment and control system thereof | |
| CN105383145B (en) | The heating unit and its control method of a kind of laminating machine | |
| CN201414228Y (en) | Heating wire | |
| CN202711055U (en) | Non-contact heating temperature controller performance test device | |
| CN201210154Y (en) | Device for evaluating heat oxidation stability of organic heat carrier | |
| CN204063179U (en) | Electromagnetic oven | |
| CN204478850U (en) | A kind of industrial furnace control system | |
| CN103134616A (en) | Middle-high temperature thermocouple calibration furnace | |
| CN201628275U (en) | Induction cooker with function of double-side temperature measurement | |
| CN202548124U (en) | Far infrared distillation heater of crude oil moisture content tester | |
| CN201042086Y (en) | Heating device for inductive instrument | |
| CN208582194U (en) | It is novel can accurate temperature controlling cook stove | |
| CN205810439U (en) | A kind of cable with heating function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130605 |