CN205538031U - A calibrating device for temperature monitoring ware - Google Patents
A calibrating device for temperature monitoring ware Download PDFInfo
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- CN205538031U CN205538031U CN201620111177.3U CN201620111177U CN205538031U CN 205538031 U CN205538031 U CN 205538031U CN 201620111177 U CN201620111177 U CN 201620111177U CN 205538031 U CN205538031 U CN 205538031U
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- temperature
- temperature control
- medium
- outer tube
- heat
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims description 20
- 238000005259 measurement Methods 0.000 claims description 13
- 238000010992 reflux Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 239000000523 sample Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 13
- 238000009529 body temperature measurement Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 8
- 238000012806 monitoring device Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a calibrating device for temperature monitoring ware, include: inside is provided with temperature control element's temperature control chamber, be used for providing standard temperature's heating tube for the temperature transducer of temperature monitoring ware, two ports of heating tube are connected respectively in the export and backward flow mouth in temperature control chamber, a controller for inciting somebody to action the biography temperature medium transport of temperature control intracavity to the heating tube in. In the above -mentioned device, form a closed complete medium flowing loop through temperature control chamber and heating tube, be provided with temperature control element at the temperature control intracavity, can exchange the control that warm medium carries out the temperature, during the controller can transmit the heating tube with the adjusted biography temperature medium of the temperature of temperature control intracavity, make biography temperature medium flow at complete return circuit mesocycle, the heating tube surface temperature value everywhere or the even unity of temperature variation have been guaranteed, thereby can provide standard temperature the environment for the temperature transducer, be convenient for rectify the temperature measurement of temperature transducer.
Description
Technical field
This utility model relates to power measurement technical field, more particularly, it relates to a kind of for temperature
The calibrating installation of monitor.
Background technology
Temperature on-line monitoring device popularizing and answering on transmission line wire along with transmission line wire
With, the thermometric accuracy how calibrating transmission line wire temperature on-line monitoring device becomes needs
Solve the technical problem that.
In transmission line wire temperature on-line monitoring device, thermometric can be divided into pass according to textural classification
Sensor internally-arranged type and temperature transducer externally positioned type.The transmission line wire temperature of temperature transducer externally positioned type
On-Line Monitor Device can carry out thermometric accuracy calibration in temperature chamber, and temperature transducer internally-arranged type
Transmission line wire temperature on-line monitoring device calibration steps becomes a difficult problem, because the external shell of device
And inside chip all can not bear the high temperature during sensor test, and device complete machine is non-watertight,
So the general method using temperature chamber to calibrate device cannot be used for calibrating sensor internally-arranged type
Transmission line wire temperature on-line monitoring device.
In prior art, use the mode that metal bar is passed through big electric current to make metal bar heat up, be clipped in rod
Temperature detector on body diameter perceives the change of temperature by built-in temperature transducer, and spreads out of
Temperature value after change.But, in this calibration steps, the variations in temperature of metal bar is uneven, because of
This can only be rough the temperature transducer that tests out follow the change of conductor temperature and change, the most energetic
Calibration temperature transducer thermometric accuracy performance.
In sum, how the calibration of a kind of temperature monitoring for temperature transducer internally-arranged type is provided
Device, is current those skilled in the art's problem demanding prompt solution.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of calibrating installation for temperature monitoring,
This calibrating installation can carry out the calibration of temperature for the detection device of temperature transducer internally-arranged type.
To achieve these goals, the following technical scheme of this utility model offer:
A kind of calibrating installation for temperature monitoring includes:
It is internally provided with the temperature control of temperature control element；
For providing the heat-generating pipe of standard temperature for the temperature transducer of described temperature monitoring, described
Two ports of heat pipe are connected to outlet and the refluxing opening of described temperature control；
For the temperature medium that passes in described temperature control is transported to the controller in described heat-generating pipe.
Preferably, described heat-generating pipe includes the inner and outer tubes of nested encryptions, the lower end of said inner tube with
The outlet of described temperature control connects, the lower end of described outer tube and the refluxing opening of described temperature control
Connecting, the upper end of said inner tube connects with the upper end of described outer tube.
Preferably, described outer tube upper end is provided with inside, for placing the axle of measurement criteria thermometer
To groove.
Preferably, described heat-generating pipe includes the inner and outer tubes of nested encryptions, the lower end of described outer tube with
The outlet of described temperature control connects, the lower end of said inner tube and the refluxing opening of described temperature control
Connecting, the upper end of said inner tube connects with the upper end of described outer tube.
Preferably, the outer wall of described outer tube is provided with the axle for placing measurement criteria thermometer outside
Groove.
Preferably, it is provided with in described temperature control for obtaining the described temperature control passing temperature medium temperature
Probe, described temperature control probe is connected to the processor for controlling temperature control element.
Preferably, described temperature control element include for control to pass heater that temperature medium heats up and/or for
Control to pass the cooler of temperature medium cooling.
Preferably, described controller is force (forcing) pump.
Preferably, described processor includes the input mould for inputting default transmission medium control temperature
Block.
In said apparatus, formed the complete medium stream of a Guan Bi by temperature control and heat-generating pipe
Dynamic loop, is provided with temperature control element in temperature control, and biography temperature medium can carry out the control of temperature
System, the biography temperature medium after the temperature in temperature control can be adjusted by controller is delivered in heat-generating pipe,
Make biography temperature medium can circulate in complete loop.Returning by temperature medium circulation flowing will be passed
Lu Zhong, it is ensured that heat-generating pipe surface temperature value everywhere or variations in temperature uniform unified, such that it is able to
Standard temperature environment is provided, it is simple to the temperature survey to temperature transducer is corrected for temperature transducer.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below
The accompanying drawing used required in embodiment or description of the prior art will be briefly described, it is clear that
Ground, the accompanying drawing in describing below is only embodiment of the present utility model, for ordinary skill
From the point of view of personnel, on the premise of not paying creative work, it is also possible to the accompanying drawing according to providing obtains it
His accompanying drawing.
Fig. 1 is the structural representation of the calibrating installation for temperature monitoring provided by the utility model；
Fig. 2 is the A-A direction view of Fig. 1.
1 be heat-generating pipe, 11 for inner tube, 12 for outer tube, 2 for temperature control, 3 for heater, 4
For temperature probe, 5 be inlet, 6 be liquid outlet, 7 for measurement criteria thermometer.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the skill in this utility model embodiment
Art scheme is clearly and completely described, it is clear that described embodiment is only this utility model
A part of embodiment rather than whole embodiments.Based on the embodiment in this utility model, ability
The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise,
Broadly fall into the scope of this utility model protection.
Core of the present utility model is to provide a kind of calibrating installation for temperature monitoring, this calibration cartridge
Put the calibration that can carry out temperature for the detection device of temperature transducer internally-arranged type.
Refer to Fig. 1 and Fig. 2, Fig. 1 is the calibration for temperature monitoring provided by the utility model
The structural representation of device；Fig. 2 is the A-A direction view of Fig. 1.
A kind of calibrating installation for temperature monitoring that this utility model provides, is mainly used in as thermometric
The temperature detector of sensor internally-arranged type carries out the correction of temperature, including temperature control 2, heat-generating pipe 1
And controller.Wherein, temperature control 2 is a cavity closed, and is used for accommodating biography temperature medium,
Cavity is provided with several outlet and entrances, is provided with in inside cavity for controlling biography Wen Jie
The temperature control element of the temperature of matter.Heat-generating pipe 1, as standard temperature source, is mainly used in as temperature monitoring
Temperature transducer provide standard temperature, two ports of heat-generating pipe 1 are connected to temperature control 2
Outlet and refluxing opening, say, that the biography temperature medium in temperature control 2 can be entered by outlet
Enter heat-generating pipe 1, after heat-generating pipe 1, enter temperature control 2 from another port of heat-generating pipe 1
Refluxing opening.Controller is used for being transported in heat-generating pipe 1 the biography temperature medium in temperature control 2,
Thus formed and pass circulating of temperature medium.
The use process of said apparatus is as follows: first, is carried out by the biography temperature medium in temperature control 2
The adjustment of temperature；Then, controller biography temperature medium is delivered in heat-generating pipe 1, passes temperature medium and lead to
Cross heat-generating pipe 1, and produce heat transfer with heat-generating pipe 1, pass temperature medium and return to temperature control by refluxing opening
Chamber 2.
In said apparatus, formed a Guan Bi, complete by temperature control 2 and heat-generating pipe 1
Media flow loop, is provided with temperature control element in temperature control 2, can carry out passing temperature medium
The control of temperature, the biography temperature medium after temperature in temperature control 2 can be adjusted by controller is delivered to
In heat-generating pipe 1, make biography temperature medium can circulate in complete loop.By temperature medium will be passed
Circulate in the loop, it is ensured that heat-generating pipe 1 surface temperature value everywhere or variations in temperature uniform
It is unified, such that it is able to the temperature survey to temperature transducer is corrected.
Need it is to be noted that the planform of above-mentioned heat-generating pipe 1 the most specifically limits, heat-generating pipe 1
Can have variform and structure is constituted.It is in order to analog conducting wire is to adjust survey in view of said apparatus
The temperature sensor measurement to conductor temperature, the shape knot with wire so the structure of heat-generating pipe 1 should be tried one's best
Structure is similar to.
Need it is to be noted that the biography temperature medium in said apparatus can be liquid medium or gas medium,
Liquid medium can select silicone oil etc..
For the structure of heat-generating pipe 1, in a specific embodiment provided by the utility model, send out
Heat pipe 1 includes inner tube 11 and the outer tube 12 of nested encryptions, and inner tube 11 is basic phase with the length of outer tube 12
With, the lower end of inner tube 11 is connected with the outlet of temperature control 2, the lower end of outer tube 12 and temperature control
The refluxing opening in chamber 2 processed connects, and the upper end of inner tube 11 connects with the upper end of outer tube 12, outer tube 12 upper
End can be closure end.In said apparatus, the upper end of outer tube 12 is connect with the upper end of inner tube 11
Back-shaped structure.
Need it is to be noted that inner tube 11 and outer tube 12 are conventional tubular structure.Above-described embodiment institute
The top and bottom mentioned are only used to distinguish the difference at two ends on direction, it is not limited to upper end
Or lower end, heat-generating pipe 1 can also be horizontal positioned or tilting.
Optionally, can be the same with above-described embodiment, the entrance and exit of heat-generating pipe 1 is positioned at heat-generating pipe 1
Same one end, it is also possible to lay respectively at the two ends of heat-generating pipe 1.As can be seen from the above-described embodiment, logical
Cross same one end that entrance and exit is arranged on heat-generating pipe 1, the utilization of heat-generating pipe 1 can be effectively improved
Rate, it is possible to so that more convenient with the connection of temperature measurement sensing equipment.
On the basis of above-described embodiment, the measurement criteria thermometer of temperature measurement sensing equipment for convenience
Setting, inside axial notch can be set, i.e. in outer tube 12 upper end in the upper end of outer tube 12
End arranges to the groove within outer tube 12, and this groove is mainly used in placing measurement criteria thermometer.
Need it is to be noted that the survey that is calculated as in calibration process of measurement criteria temperature provided in the application
Amount standard.
In said apparatus, on the one hand arranging of axial notch make the placement location of measurement criteria thermometer obtain
Arrive solution, on the other hand increase the contact area of outer tube 12 and measurement criteria thermometer.
The content provided with above-described embodiment is similar, and this utility model additionally provides a kind of heat-generating pipe 1
Set-up mode, heat-generating pipe 1 includes inner tube 11 and the outer tube 12 of nested encryptions, the lower end of outer tube 12
Outlet with temperature control 2 is connected, and the lower end of inner tube 11 is connected with the refluxing opening of temperature control 2,
The upper end of inner tube 11 connects with the upper end of outer tube 12, and similarly, the upper surface of outer tube 12 has end cap,
For being formed and outside closure.
In the device that the present embodiment is provided, the flow direction of heat transfer medium is adjusted, is i.e. passed
Thermal medium is entered heat-generating pipe 1 by the outlet of temperature control 2 by the lower end of outer tube 12, and passes through outer tube
The upper end of 12 flows into inner tube 11, and flows into the refluxing opening of temperature control 2 from the lower end of inner tube 11.
Optionally, place measurement criteria thermometer for convenience, can be at said apparatus middle external tube 12
It is provided for placing the axial external groove of thermometer 7 on outer wall.Such as, on the outer wall of outer tube 12,
The groove axially paralleled with outer tube 12 is set, thermometer is placed in axial external groove, and with
The outer wall of outer tube 12 fits, and can effectively measure the Current Temperatures of heat-generating pipe 1.
Owing to the calibrating installation of device for detecting temperature is the simulation dress for being simulated the temperature of wire
Putting, so calibrating temperature transducer when, needing to simulate various temperature situation, needing to keep being somebody's turn to do
Temperature-resistant, and this temperature is monitored.At a specific embodiment provided by the utility model
In, on the basis of each embodiment above-mentioned, it is provided for obtaining temperature in temperature control 2
Passing the temperature control probe 4 of temperature medium temperature in controlling chamber 2, temperature control probe 4 is connected to for controlling temperature control unit
The processor of part.Processor connects temperature control element, and controls the temperature control element temperature to temperature control 2
Degree adjusts.Being monitored the temperature of temperature control 2 by temperature probe 4, processor can obtain
Take the real time temperature in temperature control 2, for the adjustment to temperature control element work.
Common temperature control element is usually heater 3, in specific embodiment provided by the utility model,
Temperature control element can include the heater 3 for controlling to pass temperature medium intensification, it is also possible to includes for controlling
Pass the cooler of temperature medium cooling, or the two is provided simultaneously with.By heater 3, the effect of cooler,
The temperature passing temperature medium can be carried out the adjustment of different directions, and then calibrating installation mould can be enable
Intend the conductor temperature of more kinds of situation so that it is the scope of application is wider.
The controller provided for each embodiment above-mentioned, provided by the utility model one concrete
In embodiment, controller can be force (forcing) pump, force (forcing) pump by pressure mode by temperature control 2
Biography temperature medium be delivered to heat-generating pipe 1.
Optionally, controller is not limited to Stress control, it is also possible to for other mode of movement, as
Diversion mode etc..
Optionally, temperature control 2 also should include inlet 5 and liquid outlet 6, for passing inside
The consumption of temperature medium is adjusted.Need it is to be noted that above-mentioned inlet 5 and liquid outlet 6 not office
It is limited to interior media and must use the situation of liquid, it is also possible to for gas.
When actually used, processor should include for inputting default transmission medium control temperature
Input module.
In a specific embodiment of the present utility model, manufacture and design diameter 22mm, a length
The heating bar 1 of about 600mm, the wire chi footpath phase of monitoring in size application actual with temperature transducer
With, specially cylinder, hollow and external form is basically identical with one section of wire, by by temperature control 2
The interior temperature medium that passes is delivered in heating bar 1 body, makes the surface temperature of heating bar 1 substantially maintain-30
In the range of 150 degree.
Heating bar 1 surface temperature should be able to keep uniform, stable, and uniform temperature field length should reach
To 400mm, maximum temperature point and minimum temperature point temperature gap in homogeneous temperature field are less than
0.5 DEG C, heating bar surface temperature stability reaches ± 0.2 DEG C/10min.
Above-mentioned heating bar coordinates temperature control 2 and liquid pressing pump to use, continuous by liquid
Circulation ensures the region that there is a segment length about 400mm on barred body surface, surface temperature is stable, and this section of region can
As be analog conducting wire heating test source, calibrate tested transmission line wire on-line temperature monitoring with this
The thermometric accuracy performance of device.
The specifically used process of device that above-described embodiment is provided is as follows:
First, user can control temperature with goal-selling, and temperature control 2 carries out temperature to heat transfer medium
Degree adjusts, and adjusts to the target control temperature set；
Then, by force (forcing) pump, heat transfer medium is sent in the inner tube 11 of heat-generating pipe 1；
Then, outside heat-generating pipe 1, the temperature transducer of clamping can sense the overall temperature of heat-generating pipe 1
Degree, this temperature remains unchanged substantially；
Finally, heat transfer medium is back to the refluxing opening of temperature control 2 by the effect of force (forcing) pump, and obtains
The temperature obtaining temperature control 2 adjusts.
In this specification, each embodiment uses the mode gone forward one by one to describe, and each embodiment stresses
Being all the difference with other embodiments, between each embodiment, identical similar portion sees mutually i.e.
Can.
Above the calibrating installation for temperature monitoring provided by the utility model is carried out detailed Jie
Continue.Principle of the present utility model and embodiment are set forth by specific case used herein,
The explanation of above example is only intended to help to understand method of the present utility model and core concept thereof.Should
When pointing out, for those skilled in the art, without departing from this utility model principle
On the premise of, it is also possible to this utility model is carried out some improvement and modification, and these improve and modify also
Fall in this utility model scope of the claims.
Claims (9)
1. the calibrating installation for temperature monitoring, it is characterised in that including:
It is internally provided with the temperature control (2) of temperature control element；
For providing the heat-generating pipe (1) of standard temperature, institute for the temperature transducer of described temperature monitoring
Two ports stating heat-generating pipe (1) are connected to outlet and the backflow of described temperature control (2)
Mouthful；
For the biography temperature medium in described temperature control (2) is transported in described heat-generating pipe (1)
Controller.
Calibrating installation for temperature monitoring the most according to claim 1, it is characterised in that
Described heat-generating pipe (1) includes inner tube (11) and the outer tube (12) of nested encryptions, said inner tube (11)
Lower end be connected with the outlet of described temperature control (2), the lower end of described outer tube (12) is with described
The refluxing opening of temperature control (2) connects, the upper end of said inner tube (11) and described outer tube (12)
Upper end connection.
Calibrating installation for temperature monitoring the most according to claim 2, it is characterised in that
Described outer tube (12) upper end is provided with inside, for placing the axial of measurement criteria thermometer (7)
Groove.
Calibrating installation for temperature monitoring the most according to claim 1, it is characterised in that
Described heat-generating pipe (1) includes inner tube (11) and the outer tube (12) of nested encryptions, described outer tube (12)
Lower end be connected with the outlet of described temperature control (2), the lower end of said inner tube (11) is with described
The refluxing opening of temperature control (2) connects, the upper end of said inner tube (11) and described outer tube (12)
Upper end connection.
Calibrating installation for temperature monitoring the most according to claim 4, it is characterised in that
The axle for placing measurement criteria thermometer (7) it is provided with the most recessed on the outer wall of described outer tube (12)
Groove.
6. according to the calibrating installation for temperature monitoring described in claim 1 to 5 any one,
It is characterized in that, be provided with in described temperature control (2) for obtaining described biography temperature medium temperature
Temperature control probe (4), described temperature control probe (4) is connected to the processor for controlling temperature control element.
Calibrating installation for temperature monitoring the most according to claim 6, it is characterised in that
Described temperature control element includes for controlling to pass heater (3) that temperature medium heats up and/or being used for controlling to pass temperature
The cooler of medium cooling.
Calibrating installation for temperature monitoring the most according to claim 7, it is characterised in that
Described controller is force (forcing) pump.
Calibrating installation for temperature monitoring the most according to claim 6, it is characterised in that
Described processor includes the input module for inputting default transmission medium control temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620111177.3U CN205538031U (en) | 2016-02-02 | 2016-02-02 | A calibrating device for temperature monitoring ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620111177.3U CN205538031U (en) | 2016-02-02 | 2016-02-02 | A calibrating device for temperature monitoring ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205538031U true CN205538031U (en) | 2016-08-31 |
Family
ID=56776892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620111177.3U Active CN205538031U (en) | 2016-02-02 | 2016-02-02 | A calibrating device for temperature monitoring ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205538031U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105738009A (en) * | 2016-02-02 | 2016-07-06 | 国网浙江省电力公司电力科学研究院 | Calibration device used for temperature monitor |
| CN114483007A (en) * | 2022-01-23 | 2022-05-13 | 西南石油大学 | Non-invasive temperature measuring system in pipeline for thick oil exploitation |
-
2016
- 2016-02-02 CN CN201620111177.3U patent/CN205538031U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105738009A (en) * | 2016-02-02 | 2016-07-06 | 国网浙江省电力公司电力科学研究院 | Calibration device used for temperature monitor |
| CN105738009B (en) * | 2016-02-02 | 2018-09-04 | 国网浙江省电力公司电力科学研究院 | A kind of calibrating installation for temperature monitoring |
| CN114483007A (en) * | 2022-01-23 | 2022-05-13 | 西南石油大学 | Non-invasive temperature measuring system in pipeline for thick oil exploitation |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |